sane-vpn: fix to provide bunpen with the gateway address for "sane-vpn do none ..."

previously this only worked when using hickory-dns as the local resolver

.gitignore

@@ -1,5 +1,4 @@
-/build
-/.working
+.working
 result
 result-*
 /secrets/local.nix

.sops.yaml

@@ -1,12 +1,10 @@
 keys:
   - &user_desko_colin age1tnl4jfgacwkargzeqnhzernw29xx8mkv73xh6ufdyde6q7859slsnzf24x
-  - &user_flowy_colin age1nw3z25gn6l8gxneqw43tp8d2354c83d9sn3r0dqy5tapakdwhyvse0j2cc
   - &user_lappy_colin age1j2pqnl8j0krdzk6npe93s4nnqrzwx978qrc0u570gzlamqpnje9sc8le2g
   - &user_servo_colin age1z8fauff34cdecr6sjkre260luzxcca05kpcwvhx988d306tpcejsp63znu
   - &user_moby_colin age1zsrsvd7j6l62fjxpfd2qnhqlk8wk4p8r0dtxpe4sdgnh2474095qdu7xj9
   - &host_crappy age1hl50ufuxnqy0jnk8fqeu4tclh4vte2xn2d59pxff0gun20vsmv5sp78chj
   - &host_desko age1vnw7lnfpdpjn62l3u5nyv5xt2c965k96p98kc43mcnyzpetrts9q54mc9v
-  - &host_flowy age1azm6carlm6tdjup37u5dr40585vjujajev70u4glwd9sv7swa99sk6mswx
   - &host_lappy age1w7mectcjku6x3sd8plm8wkn2qfrhv9n6zhzlf329e2r2uycgke8qkf9dyn
   - &host_servo age1tzlyex2z6t88tg9h82943e39shxhmqeyr7ywhlwpdjmyqsndv3qq27x0rf
   - &host_moby age18vq5ktwgeaysucvw9t67drqmg5zd5c5k3le34yqxckkfj7wqdqgsd4ejmt
@@ -15,13 +13,11 @@ creation_rules:
     key_groups:
     - age:
       - *user_desko_colin
-      - *user_flowy_colin
       - *user_lappy_colin
       - *user_servo_colin
       - *user_moby_colin
       - *host_crappy
       - *host_desko
-      - *host_flowy
       - *host_lappy
       - *host_servo
       - *host_moby
@@ -29,7 +25,6 @@ creation_rules:
     key_groups:
     - age:
       - *user_desko_colin
-      - *user_flowy_colin
       - *user_lappy_colin
       - *user_servo_colin
       - *host_servo
@@ -37,28 +32,18 @@ creation_rules:
     key_groups:
     - age:
       - *user_desko_colin
-      - *user_flowy_colin
       - *user_lappy_colin
       - *host_desko
-  - path_regex: secrets/flowy*
-    key_groups:
-    - age:
-      - *user_lappy_colin
-      - *user_flowy_colin
-      - *user_desko_colin
-      - *host_flowy
   - path_regex: secrets/lappy*
     key_groups:
     - age:
       - *user_lappy_colin
-      - *user_flowy_colin
       - *user_desko_colin
       - *host_lappy
   - path_regex: secrets/moby*
     key_groups:
     - age:
       - *user_desko_colin
-      - *user_flowy_colin
       - *user_lappy_colin
       - *user_moby_colin
       - *host_moby

TODO.md

@@ -20,12 +20,6 @@
 - rsync to ssh target fails because of restrictive sandboxing
 - `/mnt/.servo_ftp` retries every 10s, endlessly, rather than doing a linear backoff
   - repro by `systemctl stop sftpgo` on servo, then watching `mnt-.servo_ftp.{mount,timer}` on desko
-- `ovpns` (and presumably `doof`) net namespaces aren't firewalled
-  - not great because things like `bitmagnet` expose unprotected admin APIs by default!
-- moby: NetworkManager doesn't connect to network until _after_ `systemctl restart NetworkManager`
-  - probably a dependency ordering issue
-    - e.g. we try to bring up NetworkManager before bringing up `lo`
-  - could be a perms issue (over-restrictive sandboxing)
 
 ## REFACTORING:
 - fold hosts/modules/ into toplevel modules/
@@ -34,10 +28,6 @@
   - ~/dev becomes a link to ~/ref/cat/mine
 - fold hosts/common/home/ssh.nix -> hosts/common/users/colin.nix
 - don't hardcode IP addresses so much in servo
-- modules/netns: migrate `sane.netns.$NS.services = [ FOO ]` option to be `systemd.services.$FOO.sane.netns = NS`
-  - then change the ExecStartPre check to not ping `ipinfo.net` or whatever.
-    either port all of `sane-ip-check` to use a self-hosted reflector,
-    or settle for something like `test -eq "$(ip route get ...)" "$expectedGateway"`
 
 ### sops/secrets
 - user secrets could just use `gocryptfs`, like with ~/private?
@@ -57,10 +47,7 @@
 
 
 ## IMPROVEMENTS:
-- servo: expand /boot to 2 GiB like all other hosts
-- moby: port to systemd-boot
 - sane-deadlines: show day of the week for upcoming items
-  - and only show on "first" terminal opened; not on Ctrl+N terminals
 - curlftpfs: replace with something better
   - safer (rust? actively maintained? sandboxable?)
   - handles spaces/symbols in filenames
@@ -77,6 +64,7 @@
   - likely requires updating envelope to a more recent version (for multi-accounting), and therefore updating libadwaita...
 
 ### security/resilience
+- enable `snapper` btrfs snapshots (`services.snapper`)
 - /mnt/desko/home, etc, shouldn't include secrets (~/private)
   - 95% of its use is for remote media access and stuff which isn't in VCS (~/records)
 - harden systemd services:
@@ -100,7 +88,6 @@
 - make dconf stuff less monolithic
   - i.e. per-app dconf profiles for those which need it. possible static config.
   - flatpak/spectrum has some stuff to proxy dconf per-app
-- rework `programs` API to be just an overlay which wraps each binary in an env with XDG_DATA_DIRS etc set & the config/state links placed in /nix/store instead of $HOME.
 
 ### user experience
 - setup a real calendar system, for recurring events
@@ -134,8 +121,6 @@
   - blurble (https://linuxphoneapps.org/games/app.drey.blurble/). nix: not as of 2024-02-05
   - Trivia Quiz (https://linuxphoneapps.org/games/io.github.nokse22.trivia-quiz/)
 - sane-sync-music: remove empty dirs
-- soulseek: install a CLI app usable over ssh
-- moby: replace `spot` with its replacement, `riff` (<https://github.com/Diegovsky/riff>)
 
 #### moby
 - moby: port battery support to something upstreamable

doc/adding-a-host.md

@@ -1,10 +1,7 @@
 to add a host:
 - create the new nix targets
   - hosts/by-name/HOST
-  - let the toplevel (impure.nix) know about HOST
-  - let the other hosts know about this host (hosts/common/hosts.nix)
-  - let sops know about the host's pubkey (.sops.yaml)
-    - re-encrypt all sops keys in secrets/common
+  - let the toplevel (flake.nix) know about HOST
 - build and flash an image
 - optionally expand the rootfs
   - `cfdisk /dev/sda2` -> resize partition
@@ -25,9 +22,4 @@ to add a host:
   - instructions in hosts/common/secrets.nix
   - run `ssh-to-age` on user/host pubkeys
   - add age key to .sops.yaml
-  - update encrypted secrets: `find secrets -type f -exec sops updatekeys -y '{}' ';'`
-- setup wireguard keys
-  - `pk=$(wg genkey)`
-  - `echo "$pk" | sops encrypt --filename-override secrets/$(hostname)/wg-home.priv.bin --output secrets/$(hostname)/wg-home.priv.bin`
-  - `pub=$(echo "$pk" | wg pubkey)`
-  - add pubkey to hosts/common/hosts.nix
+  - update encrypted secrets: `sops updatekeys path/to/secret.yaml`

doc/migrating-storage-device.md

@@ -1,49 +0,0 @@
-## migrating a host to a new drive
-### 1. copy persistent data off of the host:
-```sh
-$ mkdir -p mnt old/persist
-$ mount /dev/$old mnt
-$ rsync -arv mnt/persist/ old/persist/
-```
-
-### 2. flash the new drive
-```
-$ nix-build -A hosts.moby.img
-$ dd if=$(readlink ./result) of=/dev/$new bs=4M oflag=direct conv=sync status=progress
-```
-
-### 3.1. expand the partition
-```sh
-$ cfdisk /dev/$new
-# scroll to the last partition
-> Resize
-  leave at default (max)
-> Write
-  type "yes"
-> Quit
-```
-### 3.2. expand the filesystem
-```
-$ mkdir -p /mnt/$new
-$ mount /dev/$new /mnt/$new
-$ btrfs filesystem resize max /mnt/$new
-```
-
-### 4. copy data onto the new host
-```
-$ mkdir /mnt/$new
-$ mount /dev/$new /mnt/$new
-# if you want to use btrfs snapshots (e.g. snapper), then create the data directory as a subvolume:
-$ btrfs subvolume create /mnt/$new/persist
-# restore the data
-$ rsync -arv old/persist/ /mnt/$new/persist/
-```
-
-### 5. ensure/fix ownership
-```
-$ chmod -R a+rX /mnt/$new/nix
-# or, let the nix daemon do it:
-$ nix copy --no-check-sigs --to /mnt/$new $(nix-build -A hosts.moby)
-```
-
-### 6. insert the disk into the system, and boot!

doc/recovery.md

@@ -1,5 +1,5 @@
 ## deploying to SD card
-- build a toplevel config: `nix build '.#hosts.moby.img'`
+- build a toplevel config: `nix build '.#hostSystems.moby'`
 - mount a system:
   - `mkdir -p root/{nix,boot}`
   - `mount /dev/sdX1 root/boot`

hosts/by-name/cadey/default.nix

@@ -1,19 +0,0 @@
-# MAME arcade cabinet
-# Raspberry Pi 400:
-# - quad-core Cortex-A72 @ 1.8 GHz  (ARMv8-A 64; BCM2711)
-# - 4GiB RAM
-{ ... }:
-{
-  imports = [
-    ./fs.nix
-  ];
-
-  sane.hal.rpi-400.enable = true;
-  sane.roles.client = true;  # for WiFi creds
-
-  # TODO: port to `sane.programs` interface
-  services.xserver.desktopManager.kodi.enable = true;
-
-  # /boot space is at a premium, especially with uncompressed kernels. default was 20.
-  # boot.loader.generic-extlinux-compatible.configurationLimit = 10;
-}

hosts/by-name/cadey/fs.nix

@@ -1,17 +0,0 @@
-{ ... }:
-
-{
-  fileSystems."/nix" = {
-    device = "/dev/disk/by-uuid/cccccccc-aaaa-dddd-eeee-000020250621";
-    fsType = "btrfs";
-    options = [
-      "compress=zstd"
-      "defaults"
-    ];
-  };
-
-  fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/2025-0621";
-    fsType = "vfat";
-  };
-}

hosts/by-name/desko/default.nix

@@ -1,13 +1,9 @@
-{ config, lib, ... }:
+{ config, pkgs, ... }:
 {
   imports = [
     ./fs.nix
   ];
 
-  # firewall has to be open to allow clients to use services hosted on this device,
-  # like `ollama`
-  sane.ports.openFirewall = true;
-
   # sane.programs.devPkgs.enableFor.user.colin = true;
   # sane.guest.enable = true;
 
@@ -26,9 +22,9 @@
   sane.roles.build-machine.enable = true;
   sane.roles.client = true;
   sane.roles.pc = true;
-  sane.roles.work = true;
-  sane.services.ollama.enable = lib.mkIf (config.sane.maxBuildCost >= 3) true;
+  sane.services.ollama.enable = true;
   sane.services.wg-home.enable = true;
+  sane.services.wg-home.ip = config.sane.hosts.by-name."desko".wg-home.ip;
   sane.ovpn.addrV4 = "172.26.55.21";
   # sane.ovpn.addrV6 = "fd00:0000:1337:cafe:1111:1111:20c1:a73c";
   sane.services.rsync-net.enable = true;
@@ -50,8 +46,11 @@
 
   sane.programs.mpv.config.defaultProfile = "high-quality";
 
+  sane.image.extraBootFiles = [ pkgs.bootpart-uefi-x86_64 ];
+
   # needed to use libimobiledevice/ifuse, for iphone sync
   services.usbmuxd.enable = true;
 
-  hardware.amdgpu.opencl.enable = true;  # desktop (AMD's opencl implementation AKA "ROCM"); probably required for ollama
+  # TODO(2025-01-01): re-enable once rocm build is fixed: <https://github.com/NixOS/nixpkgs/pull/367695>
+  # hardware.amdgpu.opencl.enable = true;  # desktop (AMD's opencl implementation AKA "ROCM"); probably required for ollama
 }

hosts/by-name/desko/fs.nix

@@ -6,7 +6,7 @@
   fileSystems."/tmp".options = [ "size=128G" ];
 
   fileSystems."/nix" = {
-    device = "/dev/disk/by-uuid/dddddddd-eeee-5555-cccc-000020250527";
+    device = "/dev/disk/by-uuid/845d85bf-761d-431b-a406-e6f20909154f";
     fsType = "btrfs";
     options = [
       "compress=zstd"
@@ -15,7 +15,7 @@
   };
 
   fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/2025-0527";
+    device = "/dev/disk/by-uuid/5049-9AFD";
     fsType = "vfat";
   };
 }

hosts/by-name/flowy/default.nix

@@ -1,58 +0,0 @@
-{ lib, pkgs, ... }:
-{
-  imports = [
-    ./fs.nix
-  ];
-
-  sane.roles.client = true;
-  sane.roles.pc = true;
-  sane.roles.work = true;
-  sane.services.wg-home.enable = true;
-  # sane.ovpn.addrV4 = "172.23.119.72";
-
-  # sane.guest.enable = true;
-
-  sane.programs.sane-private-unlock-remote.enableFor.user.colin = true;
-  sane.programs.sane-private-unlock-remote.config.hosts = [ "servo" ];
-
-  sane.programs.firefox.config.formFactor = "laptop";
-  sane.programs.itgmania.enableFor.user.colin = true;
-  sane.programs.sway.enableFor.user.colin = true;
-
-  sops.secrets.colin-passwd.neededForUsers = true;
-
-  sane.services.rsync-net.enable = true;
-
-  # add an entry to boot into Windows, as if it had been launched directly from the BIOS.
-  boot.loader.systemd-boot.rebootForBitlocker = true;
-  boot.loader.systemd-boot.windows.primary.efiDeviceHandle = "HD0b";
-
-  system.activationScripts.makeDefaultBootEntry = {
-    text = let
-      makeDefaultBootEntry = pkgs.writeShellApplication {
-        name = "makeDefaultBootEntry";
-        runtimeInputs = with pkgs; [
-          efibootmgr
-          gnugrep
-        ];
-        text = ''
-          # configure the EFI firmware to boot into NixOS by default.
-          # do this by querying the active boot entry, and just making that be the default.
-          # this is needed on flowy because enabling secure boot / booting into Windows
-          # resets the default boot order; manually reconfiguring that is tiresome.
-          efi=$(efibootmgr)
-          bootCurrent=$(echo "$efi" | grep '^BootCurrent: ')
-          bootCurrent=''${bootCurrent/BootCurrent: /}
-          bootOrder=$(echo "$efi" | grep '^BootOrder: ')
-          bootOrder=''${bootOrder/BootOrder: /}
-          if ! [[ "$bootOrder" =~ ^"$bootCurrent", ]]; then
-            # booted entry was not the default,
-            # so prepend it to the boot order:
-            newBootOrder="$bootCurrent,$bootOrder"
-            (set -x; efibootmgr -o "$newBootOrder")
-          fi
-        '';
-      };
-    in lib.getExe makeDefaultBootEntry;
-  };
-}

hosts/by-name/flowy/fs.nix

@@ -1,17 +0,0 @@
-{ ... }:
-
-{
-  fileSystems."/nix" = {
-    device = "/dev/disk/by-uuid/ffffffff-1111-0000-eeee-000020250531";
-    fsType = "btrfs";
-    options = [
-      "compress=zstd"
-      "defaults"
-    ];
-  };
-
-  fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/2025-0531";
-    fsType = "vfat";
-  };
-}

hosts/by-name/lappy/default.nix

@@ -1,4 +1,4 @@
-{ lib, ... }:
+{ config, pkgs, ... }:
 {
   imports = [
     ./fs.nix
@@ -7,10 +7,12 @@
   sane.roles.client = true;
   sane.roles.pc = true;
   sane.services.wg-home.enable = true;
+  sane.services.wg-home.ip = config.sane.hosts.by-name."lappy".wg-home.ip;
   sane.ovpn.addrV4 = "172.23.119.72";
   # sane.ovpn.addrV6 = "fd00:0000:1337:cafe:1111:1111:0332:aa96/128";
 
   # sane.guest.enable = true;
+  sane.image.extraBootFiles = [ pkgs.bootpart-uefi-x86_64 ];
 
   sane.programs.sane-private-unlock-remote.enableFor.user.colin = true;
   sane.programs.sane-private-unlock-remote.config.hosts = [ "servo" ];
@@ -28,10 +30,18 @@
   # 1024 solves *most* crackles, but still noticable under heavier loads.
   sane.programs.pipewire.config.min-quantum = 2048;
 
-  # limit how many snapshots we keep, due to extremely limited disk space (TODO: remove this override after upgrading lappy hard drive)
-  services.snapper.configs.root.TIMELINE_LIMIT_HOURLY = lib.mkForce 2;
-  services.snapper.configs.root.TIMELINE_LIMIT_DAILY = lib.mkForce 2;
-  services.snapper.configs.root.TIMELINE_LIMIT_WEEKLY = lib.mkForce 0;
-  services.snapper.configs.root.TIMELINE_LIMIT_MONTHLY = lib.mkForce 0;
-  services.snapper.configs.root.TIMELINE_LIMIT_YEARLY = lib.mkForce 0;
+  # TODO: enable snapper (need to make `/nix` or `/nix/persist` a subvolume, somehow).
+  # default config: https://man.archlinux.org/man/snapper-configs.5
+  # defaults to something like:
+  #   - hourly snapshots
+  #   - auto cleanup; keep the last 10 hourlies, last 10 daylies, last 10 monthlys.
+  # to list snapshots: `sudo snapper --config nix list`
+  # to take a snapshot: `sudo snapper --config nix create`
+  # services.snapper.configs.nix = {
+  #   # TODO: for the impermanent setup, we'd prefer to just do /nix/persist,
+  #   # but that also requires setting up the persist dir as a subvol
+  #   SUBVOLUME = "/nix";
+  #   # TODO: ALLOW_USERS doesn't seem to work. still need `sudo snapper -c nix list`
+  #   ALLOW_USERS = [ "colin" ];
+  # };
 }

hosts/by-name/moby/default.nix

@@ -6,7 +6,7 @@
 # - Mobian wiki: <https://wiki.mobian-project.org/doku.php?id=start>
 #   - recommended apps, chatrooms
 
-{ ... }:
+{ config, ... }:
 {
   imports = [
     ./fs.nix
@@ -16,6 +16,7 @@
   sane.roles.client = true;
   sane.roles.handheld = true;
   sane.services.wg-home.enable = true;
+  sane.services.wg-home.ip = config.sane.hosts.by-name."moby".wg-home.ip;
   sane.ovpn.addrV4 = "172.24.87.255";
   # sane.ovpn.addrV6 = "fd00:0000:1337:cafe:1111:1111:18cd:a72b";
 
@@ -59,9 +60,5 @@
   sane.programs.mpv.config.defaultProfile = "fast";
 
   # /boot space is at a premium, especially with uncompressed kernels. default was 20.
-  # boot.loader.generic-extlinux-compatible.configurationLimit = 10;
-
-  # TODO: switch to systemd-boot
-  boot.loader.generic-extlinux-compatible.enable = true;
-  boot.loader.systemd-boot.enable = false;
+  boot.loader.generic-extlinux-compatible.configurationLimit = 10;
 }

hosts/by-name/rescue/default.nix

@@ -1,9 +1,10 @@
-{ ... }:
+{ pkgs, ... }:
 {
   imports = [
     ./fs.nix
   ];
 
+  sane.image.extraBootFiles = [ pkgs.bootpart-uefi-x86_64 ];
   sane.persist.enable = false;  # what we mean here is that the image is immutable; `/` is still tmpfs.
   sane.nixcache.enable = false;  # don't want to be calling out to dead machines that we're *trying* to rescue
 

hosts/by-name/servo/default.nix

@@ -1,4 +1,4 @@
-{ ... }:
+{ config, pkgs, ... }:
 
 {
   imports = [
@@ -31,6 +31,8 @@
   # XXX(2024-07-27): this is incompatible if using s6, which needs to auto-login as `colin` to start its user services.
   services.getty.autologinUser = "root";
 
+  sane.image.extraBootFiles = [ pkgs.bootpart-uefi-x86_64 ];
+
   # both transmission and ipfs try to set different net defaults.
   # we just use the most aggressive of the two here:
   boot.kernel.sysctl = {

hosts/by-name/servo/fs.nix

@@ -16,7 +16,7 @@
   fileSystems."/tmp".options = [ "size=32G" ];
 
   fileSystems."/nix" = {
-    device = "/dev/disk/by-uuid/55555555-eeee-ffff-bbbb-000020250820";
+    device = "/dev/disk/by-uuid/cc81cca0-3cc7-4d82-a00c-6243af3e7776";
     fsType = "btrfs";
     options = [
       "compress=zstd"
@@ -25,7 +25,7 @@
   };
 
   fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/2025-0820";
+    device = "/dev/disk/by-uuid/6EE3-4171";
     fsType = "vfat";
   };
 
@@ -41,12 +41,10 @@
       # i don't know what guarantees NixOS/systemd make about that, so specifying all devices for now
       # "device=/dev/disk/by-partuuid/14a7d00a-be53-2b4e-96f9-7e2c964674ec"  #< removed 2024-11-24 (for capacity upgrade)
       "device=/dev/disk/by-partuuid/409a147e-2282-49eb-87a7-c968032ede88"  #< added 2024-11-24
-      # "device=/dev/disk/by-partuuid/6b86cc10-c3cc-ec4d-b20d-b6688f0959a6"  #< removed 2025-06-04 (early drive failure; capacity upgrade)
+      "device=/dev/disk/by-partuuid/6b86cc10-c3cc-ec4d-b20d-b6688f0959a6"
       # "device=/dev/disk/by-partuuid/7fd85cac-b6f3-8248-af4e-68e703d11020"  #< removed 2024-11-13 (early drive failure)
-      "device=/dev/disk/by-partuuid/92ebbbfb-022f-427d-84d5-39349d4bc02a"  #< added 2025-05-14
-      "device=/dev/disk/by-partuuid/9e6c06b0-4a39-4d69-813f-1f5992f62ed7"  #< added 2025-06-05
       "device=/dev/disk/by-partuuid/d9ad5ebc-0fc4-4d89-9fd0-619ce5210f1b"  #< added 2024-11-13
-      # "device=/dev/disk/by-partuuid/ef0e5c7b-fccf-f444-bac4-534424326159"  #< removed 2025-05-14 (early drive failure)
+      "device=/dev/disk/by-partuuid/ef0e5c7b-fccf-f444-bac4-534424326159"
       "nofail"
       # "x-systemd.before=local-fs.target"
       "x-systemd.device-bound=false"  #< don't unmount when `device` disappears (i thought this was necessary, for drive replacement, but it might not be)
@@ -69,9 +67,8 @@
     mode = "0775";
   }];
   sane.fs."/var/media/archive".dir = {};
-  sane.fs."/var/media/archive/temp".dir = {};
   # this is file.text instead of symlink.text so that it may be read over a remote mount (where consumers might not have any /nix/store/.../README.md path)
-  sane.fs."/var/media/archive/temp/README.md".file.text = ''
+  sane.fs."/var/media/archive/README.md".file.text = ''
     this directory is for media i wish to remove from my library,
     but keep for a short time in case i reverse my decision.
     treat it like a system trash can.

hosts/by-name/servo/net/ovpn.nix

@@ -1,6 +1,6 @@
 { config, ... }:
 {
-  sane.ovpn.addrV4 = "172.23.174.114";  #< this applies to the dynamic VPNs -- NOT the static VPN
+  sane.ovpn.addrV4 = "172.23.174.114";
   # sane.ovpn.addrV6 = "fd00:0000:1337:cafe:1111:1111:8df3:14b0";
 
   # OVPN CONFIG (https://www.ovpn.com):
@@ -12,9 +12,9 @@
     dns.ipv4 = "46.227.67.134";  #< DNS requests inside the namespace are forwarded here
     # wg.port = 51822;
     wg.privateKeyFile = config.sops.secrets.wg_ovpns_privkey.path;
-    wg.address.ipv4 = "146.70.100.165";  #< IP address for my end of the VPN tunnel. for OVPN public IPv4, this is also the public IP address.
-    wg.peer.publicKey = "xc9p/lf2uLg6IGDh54E0Pbc6WI/J9caaByhwD4Uiu0Q=";  #< pubkey by which i can authenticate OVPN, varies per OVPN endpoint
-    wg.peer.endpoint = "vpn31.prd.losangeles.ovpn.com:9930";
-    # wg.peer.endpoint = "45.83.89.131:9930";
+    wg.address.ipv4 = "185.157.162.178";
+    wg.peer.publicKey = "SkkEZDCBde22KTs/Hc7FWvDBfdOCQA4YtBEuC3n5KGs=";
+    wg.peer.endpoint = "vpn36.prd.amsterdam.ovpn.com:9930";
+    # wg.peer.endpoint = "185.157.162.10:9930";
   };
 }

hosts/by-name/servo/net/wg-home.nix

@@ -4,6 +4,7 @@
   sane.services.wg-home.visibleToWan = true;
   sane.services.wg-home.forwardToWan = true;
   sane.services.wg-home.routeThroughServo = false;
+  sane.services.wg-home.ip = config.sane.hosts.by-name."servo".wg-home.ip;
   services.unbound.settings.server.interface = [
     # provide DNS to my wireguard clients
     config.sane.hosts.by-name."servo".wg-home.ip

hosts/by-name/servo/services/bitmagnet.nix

@@ -1,70 +0,0 @@
-# bitmagnet is a DHT crawler. it discovers publicly reachable torrents and indexes:
-# - torrent's magnet URI
-# - torrent's name
-# - torrent's file list (the first 100 files, per torrent), including size and "type" (e.g. video)
-# - seeder/leecher counts
-# - torrent's size
-# it provides a web UI to query these, especially a search form.
-# data is stored in postgresql as `bitmagnet` db (`sudo -u bitmagnet psql`)
-# after 30 days of operation:
-# - 12m torrents discovered
-# - 77GB database size  => 6500B per torrent
-{ config, ... }:
-{
-  services.bitmagnet.enable = true;
-  sane.netns.ovpns.services = [ "bitmagnet" ];
-  sane.ports.ports."3334" = {
-    protocol = [ "tcp" "udp" ];
-    # visibleTo.ovpns = true;  #< not needed: it runs in the ovpns namespace
-    description = "colin-bitmagnet";
-  };
-
-  services.bitmagnet.settings = {
-    # dht_crawler.scaling_factor: how rapidly to crawl the DHT.
-    #   influences number of worker threads, buffer sizes, etc.
-    #   default: 10.
-    #   docs claim "diminishing returns" above 10, but seems weakly confident about that.
-    dht_crawler.scaling_factor = 64;
-    # http_server.local_address: `$addr:$port` to `listen` to.
-    # default is `:3333`, which listens on _all_ interfaces.
-    # the http server exposes unprotected admin endpoints though, so restrict to private interfaces:
-    http_server.local_address = "${config.sane.netns.ovpns.veth.netns.ipv4}:3333";
-    # tmdb.enabled: whether to query The Movie DataBase to resolve filename -> movie title.
-    #   default: true.
-    #   docs claim 1 query per second rate limit, unless you supply your own API key.
-    tmdb.enabled = false;
-  };
-
-  # bitmagnet web client
-  # protected by passwd because it exposes some mutation operations:
-  # - queuing "jobs"
-  # - deleting torrent infos (in bulk)
-  # it uses graphql for _everything_, so no easy way to disable just the mutations (and remove the password) AFAICT.
-  services.nginx.virtualHosts."bitmagnet.uninsane.org" = {
-    # basicAuth is cleartext user/pw, so FORCE this to happen over SSL
-    forceSSL = true;
-    enableACME = true;
-    locations."/" = {
-      proxyPass = "http://${config.sane.netns.ovpns.veth.netns.ipv4}:3333";
-      recommendedProxySettings = true;
-    };
-    basicAuthFile = config.sops.secrets.bitmagnet_passwd.path;
-  };
-  sops.secrets."bitmagnet_passwd" = {
-    owner = config.users.users.nginx.name;
-    mode = "0400";
-  };
-
-  sane.dns.zones."uninsane.org".inet.CNAME."bitmagnet" = "native";
-
-  systemd.services.bitmagnet = {
-    # hardening (systemd-analyze security bitmagnet). base nixos service is already partially hardened.
-    serviceConfig.CapabilityBoundingSet = "";
-    serviceConfig.SystemCallArchitectures = "native";
-    serviceConfig.PrivateDevices = true;
-    serviceConfig.PrivateUsers = true;
-    serviceConfig.ProtectProc = "invisible";
-    serviceConfig.ProcSubset = "pid";
-    serviceConfig.SystemCallFilter = [ "@system-service" "~@privileged" "~@resources" ];
-  };
-}

hosts/by-name/servo/services/cryptocurrencies/bitcoin.nix

@@ -1,5 +1,4 @@
 # as of 2023/12/02: complete blockchain is 530 GiB (on-disk size may be larger)
-# as of 2025/08/06: on-disk blockchain as reported by `du` is 732 GiB
 #
 # ports:
 # - 8333: for node-to-node communications
@@ -73,18 +72,13 @@ in
       proxy=127.0.0.1:9050
     '';
     extraCmdlineOptions = [
-      # `man bitcoind` for options
-      # "-assumevalid=0"  # to perform script validation on all blocks, instead of just the latest checkpoint published by bitcoin-core
       # "-debug"
       # "-debug=estimatefee"
-      # "-debug=leveldb"
       # "-debug=http"
       # "-debug=net"
       "-debug=proxy"
       "-debug=rpc"
       # "-debug=validation"
-      # "-reindex"  # wipe chainstate, block index, other indices; rebuild from blk*.dat (takes 2.5hrs)
-      # "-reindex-chainstate"  # wipe chainstate; rebuild from blk*.dat
     ];
   };
 

hosts/by-name/servo/services/cryptocurrencies/clightning.nix

@@ -115,19 +115,11 @@
   # - fee-per-satoshi=<ppm>
   # - feature configs (i.e. experimental-xyz options)
   sane.services.clightning.extraConfig = ''
-    # log levels: "io", "trace", "debug", "info", "unusual", "broken"
-    # log-level=info
+    # log levels: "io", "debug", "info", "unusual", "broken"
+    log-level=info
     # log-level=info:lightningd
     # log-level=debug:lightningd
-    log-level=debug
-    # log-level=io
-
-    disable-plugin=cln-xpay
-
-    # let me use `lightning-cli dev-*` subcommands, fucktards.
-    developer
-    # `developer` enables `dev-*` but *disables* the older commands. asshats.
-    allow-deprecated-apis=true
+    # log-level=debug
 
     # peerswap:
     # - config example: <https://github.com/fort-nix/nix-bitcoin/pull/462/files#diff-b357d832705b8ce8df1f41934d613f79adb77c4cd5cd9e9eb12a163fca3e16c6>

hosts/by-name/servo/services/default.nix

@@ -1,7 +1,6 @@
 { ... }:
 {
   imports = [
-    ./bitmagnet.nix
     ./coturn.nix
     ./cryptocurrencies
     ./email
@@ -22,7 +21,7 @@
     ./minidlna.nix
     ./mumble.nix
     ./navidrome.nix
-    ./nginx
+    ./nginx.nix
     ./nixos-prebuild.nix
     ./ntfy
     ./pict-rs.nix

hosts/by-name/servo/services/email/default.nix

@@ -25,10 +25,10 @@
 #
 # debugging: general connectivity issues
 # - test that inbound port 25 is unblocked:
-#   - `curl https://canyouseeme.org/ --data 'port=25&IP=$MX_IP' | grep 'see your service'`
+#   - `curl https://canyouseeme.org/ --data 'port=25&IP=185.157.162.178' | grep 'see your service'`
 #     - and retry with port 465, 587
 #     - i think this API requires the queried IP match the source IP
-#   - if necessary, `systemctl stop postfix` and `sudo nc -l $MX_IP 25`, then try https://canyouseeme.org
+#   - if necessary, `systemctl stop postfix` and `sudo nc -l 185.157.162.178 25`, then try https://canyouseeme.org
 
 { ... }:
 {

hosts/by-name/servo/services/email/dovecot.nix

@@ -124,9 +124,7 @@
       # ];
     };
   };
-  environment.systemPackages = [
-    # XXX(2025-03-16): dovecot loads modules from /run/current-system/sw/lib/dovecot/modules
-    # see: <https://github.com/NixOS/nixpkgs/pull/387642>
+  services.dovecot2.modules = [
     pkgs.dovecot_pigeonhole  # enables sieve execution (?)
   ];
   services.dovecot2.sieve = {
@@ -143,5 +141,5 @@
     '';
   };
 
-  systemd.services.dovecot.serviceConfig.RestartSec = lib.mkForce "15s";  # nixos defaults this to 1s
+  systemd.services.dovecot2.serviceConfig.RestartSec = lib.mkForce "15s";  # nixos defaults this to 1s
 }

hosts/by-name/servo/services/email/postfix.nix

@@ -99,10 +99,8 @@ in
   services.postfix.hostname = "mx.uninsane.org";
   services.postfix.origin = "uninsane.org";
   services.postfix.destination = [ "localhost" "uninsane.org" ];
-  services.postfix.config.smtpd_tls_chain_files = [
-    "/var/lib/acme/mx.uninsane.org/key.pem"
-    "/var/lib/acme/mx.uninsane.org/fullchain.pem"
-  ];
+  services.postfix.sslCert = "/var/lib/acme/mx.uninsane.org/fullchain.pem";
+  services.postfix.sslKey = "/var/lib/acme/mx.uninsane.org/key.pem";
 
   # see: `man 5 virtual`
   services.postfix.virtual = ''
@@ -114,7 +112,7 @@ in
     # smtpd_milters = local:/run/opendkim/opendkim.sock
     # milter docs: http://www.postfix.org/MILTER_README.html
     # mail filters for receiving email and from authorized SMTP clients (i.e. via submission)
-    # smtpd_milters = inet:$IP:8891
+    # smtpd_milters = inet:185.157.162.190:8891
     # opendkim.sock will add a Authentication-Results header, with `dkim=pass|fail|...` value to received messages
     smtpd_milters = "unix:/run/opendkim/opendkim.sock";
     # mail filters for sendmail

hosts/by-name/servo/services/gitea.nix

@@ -1,6 +1,6 @@
 # config options: <https://docs.gitea.io/en-us/administration/config-cheat-sheet/>
 # TODO: service shouldn't run as `git` user, but as `gitea`
-{ config, pkgs, lib, ... }:
+{ pkgs, lib, ... }:
 
 {
   sane.persist.sys.byStore.private = [
@@ -104,7 +104,7 @@
     };
   };
 
-  systemd.services.gitea.wants = [ "postgresql.service" ];
+  systemd.services.gitea.requires = [ "postgresql.service" ];
   systemd.services.gitea.serviceConfig = {
     # nix default is AF_UNIX AF_INET AF_INET6.
     # we need more protos for sendmail to work. i thought it only needed +AF_LOCAL, but that didn't work.
@@ -122,57 +122,24 @@
 
   # services.openssh.settings.UsePAM = true;  #< required for `git` user to authenticate
 
-  services.anubis.instances."git.uninsane.org" = {
-    settings.TARGET = "http://127.0.0.1:3000";
-    # allow IM clients/etc to show embeds/previews, else they just show "please verify you aren't a bot..."
-    botPolicy.openGraph.enabled = true;
-  };
-
   # hosted git (web view and for `git <cmd>` use
   # TODO: enable publog?
-  services.nginx.virtualHosts."git.uninsane.org" = let
-    # XXX(2025-07-24): gitea's still being crawled, even with robots.txt.
-    # the load is less than when Anthropic first started, but it's still pretty high (like 600%).
-    # place behind anubis to prevent AI crawlers from hogging my CPU (gitea is slow to render pages).
-    proxyPassHeavy = "http://unix:${config.services.anubis.instances."git.uninsane.org".settings.BIND}";
-    # but anubis breaks embeds, so only protect the expensive repos.
-    proxyPassLight = "http://127.0.0.1:3000";
-    proxyTo = proxy: root: {
-      proxyPass = proxy;
-      recommendedProxySettings = true;
-    };
-  in {
+  services.nginx.virtualHosts."git.uninsane.org" = {
     forceSSL = true;  # gitea complains if served over a different protocol than its config file says
     enableACME = true;
     # inherit kTLS;
-    extraConfig = ''
-      client_max_body_size 100m;
-    '';
 
     locations."/" = {
-      proxyPass = proxyPassLight;
-      recommendedProxySettings = true;
+      proxyPass = "http://127.0.0.1:3000";
     };
-    # selectively proxy the heavyweight items through anubis.
-    # a typical interaction is:
-    # nginx:/colin/linux -> anubis:/colin/linux -> browser is served a loading page
-    # -> nginx:.within.website/x/cmd/anubis/api/pass-challenge?response=... -> anubis:.within.website/x/cmd/anubis/api/pass-challenge?response=... -> browser is forwarded to /colin/linux
-    # -> nginx:/colin/linux -> anubis:/colin/linux -> gitea:/colin/linux -> browser is served the actual content
-    locations."/.within.website/" = proxyTo proxyPassHeavy;
-    locations."/colin/linux" = proxyTo proxyPassHeavy;
-    locations."/colin/nixpkgs" = proxyTo proxyPassHeavy;
-    locations."/colin/opencellid-mirror" = proxyTo proxyPassHeavy;
-    locations."/colin/podcastindex-db-mirror" = proxyTo proxyPassHeavy;
-
     # fuck you @anthropic
-    # locations."= /robots.txt".extraConfig = ''
-    #   return 200 "User-agent: *\nDisallow: /\n";
-    # '';
+    locations."= /robots.txt".extraConfig = ''
+      return 200 "User-agent: *\nDisallow: /\n";
+    '';
     # gitea serves all `raw` files as content-type: plain, but i'd like to serve them as their actual content type.
     # or at least, enough to make specific pages viewable (serving unoriginal content as arbitrary content type is dangerous).
     locations."~ ^/colin/phone-case-cq/raw/.*.html" = {
-      proxyPass = proxyPassLight;
-      recommendedProxySettings = true;
+      proxyPass = "http://127.0.0.1:3000";
       extraConfig = ''
         proxy_hide_header Content-Type;
         default_type text/html;
@@ -180,8 +147,7 @@
       '';
     };
     locations."~ ^/colin/phone-case-cq/raw/.*.js" = {
-      proxyPass = proxyPassLight;
-      recommendedProxySettings = true;
+      proxyPass = "http://127.0.0.1:3000";
       extraConfig = ''
         proxy_hide_header Content-Type;
         default_type text/html;

hosts/by-name/servo/services/goaccess.nix

@@ -56,7 +56,6 @@ lib.mkIf false  #< 2024/09/30: disabled because i haven't used it in several mon
 
     locations."/ws" = {
       proxyPass = "http://127.0.0.1:7890";
-      recommendedProxySettings = true;
       # XXX not sure how much of this is necessary
       extraConfig = ''
         proxy_http_version 1.1;

hosts/by-name/servo/services/hickory-dns.nix

@@ -1,5 +1,5 @@
 # TODO: split this file apart into smaller files to make it easier to understand
-{ config, lib, ... }:
+{ config, lib, pkgs, ... }:
 
 let
   dyn-dns = config.sane.services.dyn-dns;
@@ -55,7 +55,8 @@ in
     ];
   };
 
-  services.hickory-dns.settings.zones = builtins.attrNames config.sane.dns.zones;
+  services.hickory-dns.settings.zones = [ "uninsane.org" ];
+
 
   networking.nat.enable = true;  #< TODO: try removing this?
   # networking.nat.extraCommands = ''

hosts/by-name/servo/services/ipfs.nix

@@ -27,7 +27,6 @@ lib.mkIf false # i don't actively use ipfs anymore
 
     locations."/" = {
       proxyPass = "http://127.0.0.1:8080";
-      recommendedProxySettings = true;
       extraConfig = ''
         proxy_set_header Host $host;
         proxy_set_header X-Ipfs-Gateway-Prefix "";

hosts/by-name/servo/services/jellyfin/default.nix

@@ -14,11 +14,10 @@
 #
 # N.B.: default install DOES NOT SUPPORT DLNA out of the box.
 #       one must install it as a "plugin", which can be done through the UI.
-{ config, lib, ... }:
+{ lib, ... }:
 
 # lib.mkIf false  #< XXX(2024-11-17): disabled because it hasn't been working for months; web UI hangs on load, TVs see no files
 {
-  config = lib.mkIf (config.sane.maxBuildCost >= 2) {
   # https://jellyfin.org/docs/general/networking/index.html
   sane.ports.ports."1900" = {
     protocol = [ "udp" ];
@@ -169,5 +168,4 @@
   };
 
   sane.dns.zones."uninsane.org".inet.CNAME."jelly" = "native";
-  };
 }

hosts/by-name/servo/services/kiwix-serve.nix

@@ -1,6 +1,5 @@
-{ config, lib, pkgs, ... }:
+{ pkgs, ... }:
 {
-  config = lib.mkIf (config.sane.maxBuildCost >= 3) {
   sane.services.kiwix-serve = {
     enable = true;
     port = 8013;
@@ -28,15 +27,11 @@
     forceSSL = true;
     enableACME = true;
     # inherit kTLS;
-      locations."/" = {
-        proxyPass = "http://127.0.0.1:8013";
-        recommendedProxySettings = true;
-      };
+    locations."/".proxyPass = "http://127.0.0.1:8013";
     locations."= /robots.txt".extraConfig = ''
       return 200 "User-agent: *\nDisallow: /\n";
     '';
   };
 
   sane.dns.zones."uninsane.org".inet.CNAME."w" = "native";
-  };
 }

hosts/by-name/servo/services/komga.nix

@@ -17,7 +17,6 @@ lib.mkIf false  #< 2024/09/30: disabled because i haven't used this for several
     enableACME = true;
     locations."/" = {
       proxyPass = "http://127.0.0.1:${builtins.toString port}";
-      recommendedProxySettings = true;
     };
     locations."= /robots.txt".extraConfig = ''
       return 200 "User-agent: *\nDisallow: /\n";

hosts/by-name/servo/services/lemmy.nix

@@ -3,7 +3,7 @@
 # - <repo:LemmyNet/lemmy:docker/nginx.conf>
 # - <repo:LemmyNet/lemmy-ansible:templates/nginx.conf>
 
-{ config, lib, pkgs, ... }:
+{ lib, pkgs, ... }:
 let
   uiPort = 1234;  # default ui port is 1234
   backendPort = 8536; # default backend port is 8536
@@ -24,7 +24,6 @@ let
     media.video.max_frame_count = 30 * 60 * 60;
   };
 in {
-  config = lib.mkIf (config.sane.maxBuildCost >= 2) {
   services.lemmy = {
     enable = true;
     settings.hostname = "lemmy.uninsane.org";
@@ -75,10 +74,6 @@ in {
     serviceConfig.User = "lemmy";
     serviceConfig.Group = "lemmy";
 
-      # switch postgres from Requires -> Wants, so that postgres may restart without taking lemmy down with it.
-      requires = lib.mkForce [];
-      wants = [ "postgresql.service" ];
-
     # hardening (systemd-analyze security lemmy)
     # a handful of these are specified in upstream nixpkgs, but mostly not
     serviceConfig.LockPersonality = true;
@@ -175,5 +170,4 @@ in {
     serviceConfig.SystemCallArchitectures = "native";
     serviceConfig.SystemCallFilter = [ "@system-service" ];
   };
-  };
 }

hosts/by-name/servo/services/matrix/default.nix

@@ -75,9 +75,6 @@ in
   systemd.services.matrix-synapse.serviceConfig.RestartMaxDelaySec = 20;
   systemd.services.matrix-synapse.serviceConfig.StartLimitBurst = 120;
   systemd.services.matrix-synapse.serviceConfig.RestartSteps = 3;
-  # switch postgres from Requires -> Wants, so that postgres may restart without taking matrix down with it.
-  systemd.services.matrix-synapse.requires = lib.mkForce [];
-  systemd.services.matrix-synapse.wants = [ "postgresql.service" ];
 
   systemd.services.matrix-synapse.postStart = lib.optionalString ntfy ''
     ACCESS_TOKEN=$(${lib.getExe' pkgs.coreutils "cat"} ${config.sops.secrets.matrix_access_token.path})
@@ -123,7 +120,6 @@ in
 
     locations."/" = {
       proxyPass = "http://127.0.0.1:8008";
-      recommendedProxySettings = true;
       extraConfig = ''
         # allow uploading large files (matrix enforces a separate limit, downstream)
         client_max_body_size  512m;

hosts/by-name/servo/services/matrix/irc.nix

@@ -184,7 +184,6 @@ in
     enableACME = true;
     locations."/media" = {
       proxyPass = "http://127.0.0.1:11111";
-      recommendedProxySettings = true;
     };
   };
 

hosts/by-name/servo/services/navidrome.nix

@@ -34,10 +34,7 @@ lib.mkIf false  #< i don't actively use navidrome
     forceSSL = true;
     enableACME = true;
     # inherit kTLS;
-    locations."/" = {
-      proxyPass = "http://127.0.0.1:4533";
-      recommendedProxySettings = true;
-    };
+    locations."/".proxyPass = "http://127.0.0.1:4533";
   };
 
   sane.dns.zones."uninsane.org".inet.CNAME."music" = "native";

hosts/by-name/servo/services/nginx.nix

@@ -0,0 +1,270 @@
+# docs: <https://nixos.wiki/wiki/Nginx>
+# docs: <https://nginx.org/en/docs/>
+{ config, lib, pkgs, ... }:
+
+let
+  # make the logs for this host "public" so that they show up in e.g. metrics
+  publog = vhost: lib.attrsets.unionOfDisjoint vhost {
+    extraConfig = (vhost.extraConfig or "") + ''
+      access_log /var/log/nginx/public.log vcombined;
+    '';
+  };
+
+  # kTLS = true;  # in-kernel TLS for better perf
+in
+{
+
+  sane.ports.ports."80" = {
+    protocol = [ "tcp" ];
+    visibleTo.lan = true;
+    visibleTo.ovpns = true;  # so that letsencrypt can procure a cert for the mx record
+    visibleTo.doof = true;
+    description = "colin-http-uninsane.org";
+  };
+  sane.ports.ports."443" = {
+    protocol = [ "tcp" ];
+    visibleTo.lan = true;
+    visibleTo.doof = true;
+    description = "colin-https-uninsane.org";
+  };
+
+  services.nginx.enable = true;
+  # nginxStable is one release behind nginxMainline.
+  # nginx itself recommends running mainline; nixos defaults to stable.
+  # services.nginx.package = pkgs.nginxMainline;
+  # XXX(2024-07-31): nixos defaults to zlib-ng -- supposedly more performant, but spams log with
+  # "gzip filter failed to use preallocated memory: ..."
+  services.nginx.package = pkgs.nginxMainline.override { zlib = pkgs.zlib; };
+  services.nginx.appendConfig = ''
+    # use 1 process per core.
+    # may want to increase worker_connections too, but `ulimit -n` must be increased first.
+    worker_processes auto;
+  '';
+
+  # this is the standard `combined` log format, with the addition of $host
+  # so that we have the virtualHost in the log.
+  # KEEP IN SYNC WITH GOACCESS
+  # goaccess calls this VCOMBINED:
+  # - <https://gist.github.com/jyap808/10570005>
+  services.nginx.commonHttpConfig = ''
+    log_format vcombined '$host:$server_port $remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referrer" "$http_user_agent"';
+    access_log /var/log/nginx/private.log vcombined;
+  '';
+  # enables gzip and sets gzip_comp_level = 5
+  services.nginx.recommendedGzipSettings = true;
+  # enables zstd and sets zstd_comp_level = 9
+  services.nginx.recommendedZstdSettings = true;
+  # enables OCSP stapling (so clients don't need contact the OCSP server -- i do instead)
+  # - doesn't seem to, actually: <https://www.ssllabs.com/ssltest/analyze.html?d=uninsane.org>
+  # caches TLS sessions for 10m
+  services.nginx.recommendedTlsSettings = true;
+  # enables sendfile, tcp_nopush, tcp_nodelay, keepalive_timeout 65
+  services.nginx.recommendedOptimisation = true;
+
+  # web blog/personal site
+  # alternative way to link stuff into the share:
+  # sane.fs."/var/www/sites/uninsane.org/share/Ubunchu".mount.bind = "/var/media/Books/Visual/HiroshiSeo/Ubunchu";
+  # sane.fs."/var/media/Books/Visual/HiroshiSeo/Ubunchu".dir = {};
+  services.nginx.virtualHosts."uninsane.org" = publog {
+    # a lot of places hardcode https://uninsane.org,
+    # and then when we mix http + non-https, we get CORS violations
+    # and things don't look right. so force SSL.
+    forceSSL = true;
+    enableACME = true;
+    # inherit kTLS;
+    # for OCSP stapling
+    sslTrustedCertificate = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
+
+    locations."/" = {
+      root = "${pkgs.uninsane-dot-org}/share/uninsane-dot-org";
+      tryFiles = "$uri $uri/ @fallback";
+    };
+
+    # unversioned files
+    locations."@fallback" = {
+      root = "/var/www/sites/uninsane.org";
+      extraConfig = ''
+        # instruct Google to not index these pages.
+        # see: <https://developers.google.com/search/docs/crawling-indexing/robots-meta-tag#xrobotstag>
+        add_header X-Robots-Tag 'none, noindex, nofollow';
+
+        # best-effort attempt to block archive.org from archiving these pages.
+        # reply with 403: Forbidden
+        # User Agent is *probably* "archive.org_bot"; maybe used to be "ia_archiver"
+        # source: <https://archive.org/details/archive.org_bot>
+        # additional UAs: <https://github.com/mitchellkrogza/nginx-ultimate-bad-bot-blocker>
+        #
+        # validate with: `curl -H 'User-Agent: "bot;archive.org_bot;like: something else"' -v https://uninsane.org/dne`
+        if ($http_user_agent ~* "(?:\b)archive.org_bot(?:\b)") {
+          return 403;
+        }
+        if ($http_user_agent ~* "(?:\b)archive.org(?:\b)") {
+          return 403;
+        }
+        if ($http_user_agent ~* "(?:\b)ia_archiver(?:\b)") {
+          return 403;
+        }
+      '';
+    };
+
+    # uninsane.org/share/foo => /var/www/sites/uninsane.org/share/foo.
+    # special-cased to enable directory listings
+    locations."/share" = {
+      root = "/var/www/sites/uninsane.org";
+      extraConfig = ''
+        # autoindex => render directory listings
+        autoindex on;
+        # don't follow any symlinks when serving files
+        # otherwise it allows a directory escape
+        disable_symlinks on;
+      '';
+    };
+    locations."/share/Milkbags/" = {
+      alias = "/var/media/Videos/Milkbags/";
+      extraConfig = ''
+        # autoindex => render directory listings
+        autoindex on;
+        # don't follow any symlinks when serving files
+        # otherwise it allows a directory escape
+        disable_symlinks on;
+      '';
+    };
+    locations."/share/Ubunchu/" = {
+      alias = "/var/media/Books/Visual/HiroshiSeo/Ubunchu/";
+      extraConfig = ''
+        # autoindex => render directory listings
+        autoindex on;
+        # don't follow any symlinks when serving files
+        # otherwise it allows a directory escape
+        disable_symlinks on;
+      '';
+    };
+
+    # allow matrix users to discover that @user:uninsane.org is reachable via matrix.uninsane.org
+    locations."= /.well-known/matrix/server".extraConfig =
+      let
+        # use 443 instead of the default 8448 port to unite
+        # the client-server and server-server port for simplicity
+        server = { "m.server" = "matrix.uninsane.org:443"; };
+      in ''
+        add_header Content-Type application/json;
+        return 200 '${builtins.toJSON server}';
+      '';
+    locations."= /.well-known/matrix/client".extraConfig =
+      let
+        client = {
+          "m.homeserver" =  { "base_url" = "https://matrix.uninsane.org"; };
+          "m.identity_server" =  { "base_url" = "https://vector.im"; };
+        };
+      # ACAO required to allow element-web on any URL to request this json file
+      in ''
+        add_header Content-Type application/json;
+        add_header Access-Control-Allow-Origin *;
+        return 200 '${builtins.toJSON client}';
+      '';
+
+    # static URLs might not be aware of .well-known (e.g. registration confirmation URLs),
+    # so hack around that.
+    locations."/_matrix" = {
+      proxyPass = "http://127.0.0.1:8008";
+    };
+    locations."/_synapse" = {
+      proxyPass = "http://127.0.0.1:8008";
+    };
+
+    # allow ActivityPub clients to discover how to reach @user@uninsane.org
+    # see: https://git.pleroma.social/pleroma/pleroma/-/merge_requests/3361/
+    # not sure this makes sense while i run multiple AP services (pleroma, lemmy)
+    # locations."/.well-known/nodeinfo" = {
+    #   proxyPass = "http://127.0.0.1:4000";
+    #   extraConfig = pleromaExtraConfig;
+    # };
+
+    # redirect common feed URIs to the canonical feed
+    locations."= /atom".extraConfig = "return 301 /atom.xml;";
+    locations."= /feed".extraConfig = "return 301 /atom.xml;";
+    locations."= /feed.xml".extraConfig = "return 301 /atom.xml;";
+    locations."= /rss".extraConfig = "return 301 /atom.xml;";
+    locations."= /rss.xml".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/atom".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/atom.xml".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/feed".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/feed.xml".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/rss".extraConfig = "return 301 /atom.xml;";
+    locations."= /blog/rss.xml".extraConfig = "return 301 /atom.xml;";
+  };
+
+
+  # serve any site not listed above, if it's static.
+  # because we define it dynamically, SSL isn't trivial. support only http
+  # documented <https://nginx.org/en/docs/http/ngx_http_core_module.html#server_name>
+  services.nginx.virtualHosts."~^(?<domain>.+)$" = {
+    default = true;
+    addSSL = true;
+    enableACME = false;
+    sslCertificate = "/var/www/certs/wildcard/cert.pem";
+    sslCertificateKey = "/var/www/certs/wildcard/key.pem";
+    # sslCertificate = "/var/lib/acme/.minica/cert.pem";
+    # sslCertificateKey = "/var/lib/acme/.minica/key.pem";
+    # serverName = null;
+    locations."/" = {
+      # somehow this doesn't escape -- i get error 400 if i:
+      # curl 'http://..' --resolve '..:80:127.0.0.1'
+      root = "/var/www/sites/$domain";
+      # tryFiles = "$domain/$uri $domain/$uri/ =404";
+    };
+  };
+
+  security.acme.acceptTerms = true;
+  security.acme.defaults.email = "admin.acme@uninsane.org";
+
+  sane.persist.sys.byStore.plaintext = [
+    { user = "acme"; group = "acme"; path = "/var/lib/acme"; method = "bind"; }
+  ];
+  sane.persist.sys.byStore.private = [
+    { user = "colin"; group = "users"; path = "/var/www/sites"; method = "bind"; }
+  ];
+  sane.persist.sys.byStore.ephemeral = [
+    # logs *could* be persisted to private storage, but then there's the issue of
+    # "what if servo boots, isn't unlocked, and the whole / tmpfs is consumed by logs"
+    { user = "nginx"; group = "nginx"; path = "/var/log/nginx"; method = "bind"; }
+  ];
+
+  # let's encrypt default chain looks like:
+  # - End-entity certificate ← R3 ← ISRG Root X1 ← DST Root CA X3
+  # - <https://community.letsencrypt.org/t/production-chain-changes/150739>
+  # DST Root CA X3 expired in 2021 (?)
+  # the alternative chain is:
+  # - End-entity certificate ← R3 ← ISRG Root X1 (self-signed)
+  # using this alternative chain grants more compatibility for services like ejabberd
+  # but might decrease compatibility with very old clients that don't get updates (e.g. old android, iphone <= 4).
+  # security.acme.defaults.extraLegoFlags = [
+  security.acme.certs."uninsane.org" = rec {
+    # ISRG Root X1 results in lets encrypt sending the same chain as default,
+    # just without the final ISRG Root X1 ← DST Root CA X3 link.
+    # i.e. we could alternative clip the last item and achieve the exact same thing.
+    extraLegoRunFlags = [
+      "--preferred-chain" "ISRG Root X1"
+    ];
+    extraLegoRenewFlags = extraLegoRunFlags;
+  };
+  # TODO: alternatively, we could clip the last cert IF it's expired,
+  # optionally outputting that to a new cert file.
+  # security.acme.defaults.postRun = "";
+
+  # create a self-signed SSL certificate for use with literally any domain.
+  # browsers will reject this, but proxies and local testing tools can be configured
+  # to accept it.
+  system.activationScripts.generate-x509-self-signed.text = ''
+    mkdir -p /var/www/certs/wildcard
+    test -f /var/www/certs/wildcard/key.pem || ${lib.getExe pkgs.openssl} \
+      req -x509 -newkey rsa:4096 \
+      -keyout /var/www/certs/wildcard/key.pem \
+      -out /var/www/certs/wildcard/cert.pem \
+      -sha256 -nodes -days 3650 \
+      -addext 'subjectAltName=DNS:*' \
+      -subj '/CN=self-signed'
+    chmod 640 /var/www/certs/wildcard/{key,cert}.pem
+    chown root:nginx /var/www/certs/wildcard /var/www/certs/wildcard/{key,cert}.pem
+  '';
+}

hosts/by-name/servo/services/nginx/default.nix

@@ -1,111 +0,0 @@
-# docs: <https://nixos.wiki/wiki/Nginx>
-# docs: <https://nginx.org/en/docs/>
-{ lib, pkgs, ... }:
-{
-  imports = [
-    ./uninsane.org.nix
-    ./waka.laka.osaka
-  ];
-
-  sane.ports.ports."80" = {
-    protocol = [ "tcp" ];
-    visibleTo.lan = true;
-    visibleTo.ovpns = true;  # so that letsencrypt can procure a cert for the mx record
-    visibleTo.doof = true;
-    description = "colin-http-uninsane.org";
-  };
-  sane.ports.ports."443" = {
-    protocol = [ "tcp" ];
-    visibleTo.lan = true;
-    visibleTo.doof = true;
-    description = "colin-https-uninsane.org";
-  };
-
-  services.nginx.enable = true;
-
-  users.users.nginx.extraGroups = [ "anubis" ];
-  # nginxStable is one release behind nginxMainline.
-  # nginx itself recommends running mainline; nixos defaults to stable.
-  # services.nginx.package = pkgs.nginxMainline;
-  # XXX(2024-07-31): nixos defaults to zlib-ng -- supposedly more performant, but spams log with
-  # "gzip filter failed to use preallocated memory: ..."
-  # XXX(2025-07-24): "gzip filter" spam is gone => use default nginx package
-  # services.nginx.package = pkgs.nginxMainline.override { zlib = pkgs.zlib; };
-  services.nginx.appendConfig = ''
-    # use 1 process per core.
-    # may want to increase worker_connections too, but `ulimit -n` must be increased first.
-    worker_processes auto;
-  '';
-
-  # this is the standard `combined` log format, with the addition of $host
-  # so that we have the virtualHost in the log.
-  # KEEP IN SYNC WITH GOACCESS
-  # goaccess calls this VCOMBINED:
-  # - <https://gist.github.com/jyap808/10570005>
-  services.nginx.commonHttpConfig = ''
-    log_format vcombined '$host:$server_port $remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referrer" "$http_user_agent"';
-    access_log /var/log/nginx/private.log vcombined;
-  '';
-  # enables gzip and sets gzip_comp_level = 5
-  services.nginx.recommendedGzipSettings = true;
-  # enables zstd and sets zstd_comp_level = 9
-  # services.nginx.recommendedZstdSettings = true;  #< XXX(2025-07-18): nginx zstd integration is unmaintained in NixOS
-  # enables OCSP stapling (so clients don't need contact the OCSP server -- i do instead)
-  # - doesn't seem to, actually: <https://www.ssllabs.com/ssltest/analyze.html?d=uninsane.org>
-  # caches TLS sessions for 10m
-  services.nginx.recommendedTlsSettings = true;
-  # enables sendfile, tcp_nopush, tcp_nodelay, keepalive_timeout 65
-  services.nginx.recommendedOptimisation = true;
-
-
-  # serve any site not otherwise declared, if it's static.
-  # because we define it dynamically, SSL isn't trivial. support only http
-  # documented <https://nginx.org/en/docs/http/ngx_http_core_module.html#server_name>
-  services.nginx.virtualHosts."~^(?<domain>.+)$" = {
-    default = true;
-    addSSL = true;
-    enableACME = false;
-    sslCertificate = "/var/www/certs/wildcard/cert.pem";
-    sslCertificateKey = "/var/www/certs/wildcard/key.pem";
-    # sslCertificate = "/var/lib/acme/.minica/cert.pem";
-    # sslCertificateKey = "/var/lib/acme/.minica/key.pem";
-    # serverName = null;
-    locations."/" = {
-      # somehow this doesn't escape -- i get error 400 if i:
-      # curl 'http://..' --resolve '..:80:127.0.0.1'
-      root = "/var/www/sites/$domain";
-      # tryFiles = "$domain/$uri $domain/$uri/ =404";
-    };
-  };
-
-  security.acme.acceptTerms = true;
-  security.acme.defaults.email = "admin.acme@uninsane.org";
-
-  sane.persist.sys.byStore.plaintext = [
-    { user = "acme"; group = "acme"; path = "/var/lib/acme"; method = "bind"; }
-  ];
-  sane.persist.sys.byStore.private = [
-    { user = "colin"; group = "users"; path = "/var/www/sites"; method = "bind"; }
-  ];
-  sane.persist.sys.byStore.ephemeral = [
-    # logs *could* be persisted to private storage, but then there's the issue of
-    # "what if servo boots, isn't unlocked, and the whole / tmpfs is consumed by logs"
-    { user = "nginx"; group = "nginx"; path = "/var/log/nginx"; method = "bind"; }
-  ];
-
-  # create a self-signed SSL certificate for use with literally any domain.
-  # browsers will reject this, but proxies and local testing tools can be configured
-  # to accept it.
-  system.activationScripts.generate-x509-self-signed.text = ''
-    mkdir -p /var/www/certs/wildcard
-    test -f /var/www/certs/wildcard/key.pem || ${lib.getExe pkgs.openssl} \
-      req -x509 -newkey rsa:4096 \
-      -keyout /var/www/certs/wildcard/key.pem \
-      -out /var/www/certs/wildcard/cert.pem \
-      -sha256 -nodes -days 3650 \
-      -addext 'subjectAltName=DNS:*' \
-      -subj '/CN=self-signed'
-    chmod 640 /var/www/certs/wildcard/{key,cert}.pem
-    chown root:nginx /var/www/certs/wildcard /var/www/certs/wildcard/{key,cert}.pem
-  '';
-}

hosts/by-name/servo/services/nginx/uninsane.org.nix

@@ -1,132 +0,0 @@
-{ pkgs, ... }:
-{
-  # alternative way to link stuff into the share:
-  # sane.fs."/var/www/sites/uninsane.org/share/Ubunchu".mount.bind = "/var/media/Books/Visual/HiroshiSeo/Ubunchu";
-  # sane.fs."/var/media/Books/Visual/HiroshiSeo/Ubunchu".dir = {};
-  services.nginx.virtualHosts."uninsane.org" = {
-    # a lot of places hardcode https://uninsane.org,
-    # and then when we mix http + non-https, we get CORS violations
-    # and things don't look right. so force SSL.
-    forceSSL = true;
-    enableACME = true;
-
-    # extraConfig = ''
-    #   # "public" log so requests show up in goaccess metrics
-    #   access_log /var/log/nginx/public.log vcombined;
-    # '';
-
-    locations."/" = {
-      root = "${pkgs.uninsane-dot-org}/share/uninsane-dot-org";
-      tryFiles = "$uri $uri/ @fallback";
-    };
-
-    # unversioned files
-    locations."@fallback" = {
-      root = "/var/www/sites/uninsane.org";
-      extraConfig = ''
-        # instruct Google to not index these pages.
-        # see: <https://developers.google.com/search/docs/crawling-indexing/robots-meta-tag#xrobotstag>
-        add_header X-Robots-Tag 'none, noindex, nofollow';
-
-        # best-effort attempt to block archive.org from archiving these pages.
-        # reply with 403: Forbidden
-        # User Agent is *probably* "archive.org_bot"; maybe used to be "ia_archiver"
-        # source: <https://archive.org/details/archive.org_bot>
-        # additional UAs: <https://github.com/mitchellkrogza/nginx-ultimate-bad-bot-blocker>
-        #
-        # validate with: `curl -H 'User-Agent: "bot;archive.org_bot;like: something else"' -v https://uninsane.org/dne`
-        if ($http_user_agent ~* "(?:\b)archive.org_bot(?:\b)") {
-          return 403;
-        }
-        if ($http_user_agent ~* "(?:\b)archive.org(?:\b)") {
-          return 403;
-        }
-        if ($http_user_agent ~* "(?:\b)ia_archiver(?:\b)") {
-          return 403;
-        }
-      '';
-    };
-
-    # uninsane.org/share/foo => /var/www/sites/uninsane.org/share/foo.
-    # special-cased to enable directory listings
-    locations."/share" = {
-      root = "/var/www/sites/uninsane.org";
-      extraConfig = ''
-        # autoindex => render directory listings
-        autoindex on;
-        # don't follow any symlinks when serving files
-        # otherwise it allows a directory escape
-        disable_symlinks on;
-      '';
-    };
-    locations."/share/Milkbags/" = {
-      alias = "/var/media/Videos/Milkbags/";
-      extraConfig = ''
-        # autoindex => render directory listings
-        autoindex on;
-        # don't follow any symlinks when serving files
-        # otherwise it allows a directory escape
-        disable_symlinks on;
-      '';
-    };
-    locations."/share/Ubunchu/" = {
-      alias = "/var/media/Books/Visual/HiroshiSeo/Ubunchu/";
-      extraConfig = ''
-        # autoindex => render directory listings
-        autoindex on;
-        # don't follow any symlinks when serving files
-        # otherwise it allows a directory escape
-        disable_symlinks on;
-      '';
-    };
-
-    # allow matrix users to discover that @user:uninsane.org is reachable via matrix.uninsane.org
-    locations."= /.well-known/matrix/server".extraConfig =
-      let
-        # use 443 instead of the default 8448 port to unite
-        # the client-server and server-server port for simplicity
-        server = { "m.server" = "matrix.uninsane.org:443"; };
-      in ''
-        add_header Content-Type application/json;
-        return 200 '${builtins.toJSON server}';
-      '';
-    locations."= /.well-known/matrix/client".extraConfig =
-      let
-        client = {
-          "m.homeserver" =  { "base_url" = "https://matrix.uninsane.org"; };
-          "m.identity_server" =  { "base_url" = "https://vector.im"; };
-        };
-      # ACAO required to allow element-web on any URL to request this json file
-      in ''
-        add_header Content-Type application/json;
-        add_header Access-Control-Allow-Origin *;
-        return 200 '${builtins.toJSON client}';
-      '';
-
-    # static URLs might not be aware of .well-known (e.g. registration confirmation URLs),
-    # so hack around that.
-    locations."/_matrix".extraConfig = "return 301 https://matrix.uninsane.org$request_uri;";
-    locations."/_synapse".extraConfig = "return 301 https://matrix.uninsane.org$request_uri;";
-
-    # allow ActivityPub clients to discover how to reach @user@uninsane.org
-    # see: https://git.pleroma.social/pleroma/pleroma/-/merge_requests/3361/
-    # not sure this makes sense while i run multiple AP services (pleroma, lemmy)
-    # locations."/.well-known/nodeinfo" = {
-    #   proxyPass = "http://127.0.0.1:4000";
-    #   extraConfig = pleromaExtraConfig;
-    # };
-
-    # redirect common feed URIs to the canonical feed
-    locations."= /atom".extraConfig = "return 301 /atom.xml;";
-    locations."= /feed".extraConfig = "return 301 /atom.xml;";
-    locations."= /feed.xml".extraConfig = "return 301 /atom.xml;";
-    locations."= /rss".extraConfig = "return 301 /atom.xml;";
-    locations."= /rss.xml".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/atom".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/atom.xml".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/feed".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/feed.xml".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/rss".extraConfig = "return 301 /atom.xml;";
-    locations."= /blog/rss.xml".extraConfig = "return 301 /atom.xml;";
-  };
-}

hosts/by-name/servo/services/nginx/waka.laka.osaka/default.nix

@@ -1,35 +0,0 @@
-{ config, pkgs, ... }:
-let
-  wakaLakaOsaka = pkgs.linkFarm "waka-laka-osaka" {
-    "index.html" = ./index.html;
-    "waka.laka.for.osaka.mp4" = pkgs.fetchurl {
-      # saved from: <https://www.youtube.com/watch?v=ehB_7bBKprY>
-      url = "https://uninsane.org/share/Milkbags/PG_Plays_Video_Games-Waka_Laka_For_Osaka_4K.mp4";
-      hash = "sha256-UW0qR4btX4pZ1bJp4Oxk20m3mvQGj9HweLKO27JBTFs=";
-    };
-  };
-in
-{
-  services.nginx.virtualHosts."laka.osaka" = {
-    addSSL = true;
-    enableACME = true;
-    locations."/" = {
-      # redirect everything to waka.laka.osaka
-      return = "301 https://waka.laka.osaka$request_uri";
-    };
-  };
-  services.nginx.virtualHosts."waka.laka.osaka" = {
-    addSSL = true;
-    enableACME = true;
-    locations."/" = {
-      root = wakaLakaOsaka;
-    };
-  };
-
-  sane.dns.zones."laka.osaka".inet = {
-    SOA."@" = config.sane.dns.zones."uninsane.org".inet.SOA."@";
-    A."@" = config.sane.dns.zones."uninsane.org".inet.A."@";
-    NS."@" = config.sane.dns.zones."uninsane.org".inet.NS."@";
-    CNAME."waka" = "native.uninsane.org.";
-  };
-}

hosts/by-name/servo/services/nginx/waka.laka.osaka/index.html

@@ -1,46 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-  <meta charset="utf-8">
-  <meta name="viewport" content="width=device-width initial-scale=1" />
-  <meta name="description" content="Waka Laka (for Osaka)" />
-  <title>Waka Laka (for Osaka)</title>
-  <style>
-    html,body {
-      width: 100%;
-      height: 100%;
-      max-width: 100%;
-      max-height: 100%;
-    }
-    * {
-      margin: 0px;
-      padding: 0px;
-      border: 0px;
-    }
-    .bg-image {
-      width: 100%;
-      height: 100%;
-      min-width: 100%;
-      min-height: 100%;
-      position: fixed;
-      background-repeat: no-repeat;
-      background-position: 50% 50%;
-      background-size: contain;
-    }
-    body {
-      background-color: #000000;
-    }
-  </style>
-</head>
-<body>
-  <!-- TODO: how to autoplay video _without_ it being muted? -->
-  <video class="bg-image" id="waka-video" width="1440" height="1080"
-         autoplay loop muted
-         onclick="document.getElementById('waka-video').muted = !document.getElementById('waka-video').muted;"
-  >
-    <!-- from https://www.youtube.com/watch?v=ehB_7bBKprY -->
-    <!-- original and more info at https://www.aquilinestudios.org/wakalaka.html -->
-    <source src="waka.laka.for.osaka.mp4" type="video/mp4">
-  </video>
-</body>
-</html>

hosts/by-name/servo/services/nixos-prebuild.nix

@@ -6,7 +6,7 @@ lib.optionalAttrs false  # disabled until i can be sure it's not gonna OOM my se
     description = "build a nixos image with all updated deps";
     path = with pkgs; [ coreutils git nix ];
     script = ''
-      working=$(mktemp -d nixos-prebuild.XXXXXX --tmpdir)
+      working=$(mktemp -d /tmp/nixos-prebuild.XXXXXX)
       pushd "$working"
       git clone https://git.uninsane.org/colin/nix-files.git \
         && cd nix-files \

hosts/by-name/servo/services/pleroma.nix

@@ -14,7 +14,6 @@ let
   # logLevel = "debug";
 in
 {
-  config = lib.mkIf (config.sane.maxBuildCost >= 2) {
   sane.persist.sys.byStore.private = [
     # contains media i've uploaded to the server
     { user = "pleroma"; group = "pleroma"; path = "/var/lib/pleroma"; method = "bind"; }
@@ -218,5 +217,4 @@ in
   sops.secrets."pleroma_secrets" = {
     owner = config.users.users.pleroma.name;
   };
-  };
 }

hosts/by-name/servo/services/postgresql/default.nix

@@ -1,4 +1,4 @@
-{ lib, pkgs, ... }:
+{ pkgs, ... }:
 
 let
   GiB = n: MiB 1024*n;
@@ -78,7 +78,7 @@ in
   };
 
   # regulate the restarts, so that systemd never disables it
-  systemd.services.postgresql.serviceConfig.Restart = lib.mkForce "on-failure";
+  systemd.services.postgresql.serviceConfig.Restart = "on-failure";
   systemd.services.postgresql.serviceConfig.RestartSec = 2;
   systemd.services.postgresql.serviceConfig.RestartMaxDelaySec = 10;
   systemd.services.postgresql.serviceConfig.RestartSteps = 4;

hosts/by-name/servo/services/prosody/default.nix

@@ -173,7 +173,7 @@ in
         domain = "conference.xmpp.uninsane.org";
       }
     ];
-    httpFileShare.domain = "upload.xmpp.uninsane.org";
+    uploadHttp.domain = "upload.xmpp.uninsane.org";
 
     virtualHosts = {
       # "Prosody requires at least one enabled VirtualHost to function. You can
@@ -282,7 +282,6 @@ in
       ntfy_binary = "${lib.getExe' pkgs.ntfy-sh "ntfy"}"
       ntfy_topic = readAll("/run/secrets/ntfy-sh-topic")
     '';
-    checkConfig = false;  # secrets aren't available at build time
   };
 
   systemd.services.prosody = {

hosts/by-name/servo/services/slskd.nix

@@ -36,7 +36,6 @@
     locations."/" = {
       proxyPass = "http://${config.sane.netns.ovpns.veth.netns.ipv4}:5030";
       proxyWebsockets = true;
-      recommendedProxySettings = true;
     };
   };
 

hosts/by-name/servo/services/transmission/default.nix

@@ -159,7 +159,6 @@ in
     locations."/" = {
       # proxyPass = "http://ovpns.uninsane.org:9091";
       proxyPass = "http://${config.sane.netns.ovpns.veth.netns.ipv4}:9091";
-      recommendedProxySettings = true;
     };
   };
 

hosts/by-name/servo/services/transmission/torrent-done

@@ -3,20 +3,8 @@
 
 # transmission invokes this with no args, and the following env vars:
 # - TR_TORRENT_DIR: full path to the folder i told transmission to download it to.
-#     e.g. "/var/media/torrents/Videos/Film/Jason.Bourne-2016"
-# - TR_APP_VERSION
-# - TR_TIME_LOCALTIME
-# - TR_TORRENT_BYTES_DOWNLOADED
-# - TR_TORRENT_HASH
-# - TR_TORRENT_ID: local number to uniquely identify this torrent, used by e.g. transmission-remote.
-#     e.g. "67"
-# - TR_TORRENT_LABELS
-# - TR_TORRENT_NAME: file/folder name of the toplevel torrent item
-#     e.g. "Jason Bourne (2016) [2160p] [4K] [BluRay] [5.1] [YTS.MX]"
-# - TR_TORRENT_PRIORITY
-# - TR_TORRENT_TRACKERS
-
-# optionally, set these variables for debugging (these are specific to my script and not used upstream):
+#     e.g. /var/media/torrents/Videos/Film/Jason.Bourne-2016
+# optionally:
 # - TR_DRY_RUN=1
 # - TR_DEBUG=1
 
@@ -36,7 +24,7 @@ debug() {
   fi
 }
 
-echo "TR_TORRENT_DIR=$TR_TORRENT_DIR TR_TORRENT_NAME=$TR_TORRENT_NAME torrent-done $*"
+echo "TR_TORRENT_DIR=$TR_TORRENT_DIR torrent-done $*"
 
 if [[ "$TR_TORRENT_DIR" =~ ^.*freeleech.*$ ]]; then
   # freeleech torrents have no place in my permanent library
@@ -45,35 +33,20 @@ if [[ "$TR_TORRENT_DIR" =~ ^.*freeleech.*$ ]]; then
 fi
 if ! [[ "$TR_TORRENT_DIR" =~ ^$DOWNLOAD_DIR/.*$ ]]; then
   echo "unexpected torrent dir, aborting: $TR_TORRENT_DIR"
-  exit 1
-fi
-
-TORRENT_PATH="$TR_TORRENT_DIR/$TR_TORRENT_NAME"
-if [[ ! -e "$TORRENT_PATH" ]]; then
-  echo "torrent unexpectedly doesn't exist at $TORRENT_PATH. will try fallback"
-  TORRENT_PATH="$TR_TORRENT_DIR"
-fi
-
-if [[ -d "$TORRENT_PATH" ]]; then
-  # trailing slash so that rsync copies the directory contents, without creating an extra toplevel dir.
-  TORRENT_PATH="$TORRENT_PATH/"
-elif [[ ! -e "$TORRENT_PATH" ]]; then
-  echo "torrent unexpectedly doesn't exist at TR_TORRENT_DIR=$TORRENT_PATH: bailing"
-  exit 1
+  exit 0
 fi
 
 REL_DIR="${TR_TORRENT_DIR#$DOWNLOAD_DIR/}"
 MEDIA_DIR="/var/media/$REL_DIR"
 
 destructive mkdir -p "$(dirname "$MEDIA_DIR")"
-destructive rsync -rlv "$TORRENT_PATH" "$MEDIA_DIR/"
+destructive rsync -rlv "$TR_TORRENT_DIR/" "$MEDIA_DIR/"
 # make the media rwx by anyone in the group
 destructive find "$MEDIA_DIR" -type d -exec setfacl --recursive --modify d:g::rwx,o::rx {} \;
 destructive find "$MEDIA_DIR" -type d -exec chmod g+rw,a+rx {} \;
 destructive find "$MEDIA_DIR" -type f -exec chmod g+rw,a+r {} \;
 
-# if there's a single directory inside the media dir, then inline that.
-# TODO: this is probably obsolete now that i process TR_TORRENT_NAME
+# if there's a single directory inside the media dir, then inline that
 subdirs=("$MEDIA_DIR"/*)
 debug "top-level items in torrent dir:" "${subdirs[@]}"
 if [ ${#subdirs[@]} -eq 1 ]; then
@@ -88,24 +61,10 @@ fi
 # -iname means "insensitive", but the syntax is NOT regex -- more similar to shell matching
 destructive find "$MEDIA_DIR/" -type f \(\
      -iname '*downloaded?from*' \
-  -o -iname '(xxxpav69).txt' \
+  -o -iname 'source.txt' \
   -o -iname '*upcoming?releases*' \
-  -o -iname 'ETRG.mp4' \
-  -o -iname 'Encoded by*.txt' \
-  -o -iname 'PSArips.com.txt' \
-  -o -iname 'RARBG.com*' \
-  -o -iname 'RARBG.txt' \
-  -o -iname 'RARBG_DO_NOT_MIRROR.exe' \
-  -o -iname 'Tellytorrent.net.txt' \
-  -o -iname 'WWW.VPPV.LA.txt' \
+  -o -iname 'www.YTS*.jpg' \
   -o -iname 'WWW.YIFY*.COM.jpg' \
   -o -iname 'YIFY*.com.txt' \
   -o -iname 'YTS*.com.txt' \
-  -o -iname 'YTSYify*.txt' \
-  -o -iname 'www.YTS*.jpg' \
   \) -exec rm {} \;
-
-# might want to keep, might want to remove:
-# -o -iname 'info.txt'
-# -o -iname 'source.txt'
-# -o -iname 'sample.mkv'

hosts/common/boot.nix

@@ -4,12 +4,11 @@
   # useful emergency utils
   boot.initrd.extraUtilsCommands = ''
     copy_bin_and_libs ${lib.getExe' pkgs.btrfs-progs "btrfstune"}
-    copy_bin_and_libs ${lib.getExe' pkgs.e2fsprogs "resize2fs"}
-    copy_bin_and_libs ${lib.getExe' pkgs.gptfdisk "{cgdisk,gdisk}"}
-    copy_bin_and_libs ${lib.getExe' pkgs.mtools "mlabel"}
-    copy_bin_and_libs ${lib.getExe pkgs.nvme-cli}
-    copy_bin_and_libs ${lib.getExe' pkgs.smartmontools "smartctl"}
     copy_bin_and_libs ${lib.getExe' pkgs.util-linux "{cfdisk,lsblk,lscpu}"}
+    copy_bin_and_libs ${lib.getExe' pkgs.gptfdisk "{cgdisk,gdisk}"}
+    copy_bin_and_libs ${lib.getExe' pkgs.smartmontools "smartctl"}
+    copy_bin_and_libs ${lib.getExe' pkgs.e2fsprogs "resize2fs"}
+    copy_bin_and_libs ${lib.getExe pkgs.nvme-cli}
   '';
   boot.kernelParams = [
     "boot.shell_on_fail"
@@ -29,7 +28,6 @@
   # simpler to keep near the latest kernel on all devices,
   # and also makes certain that any weird system-level bugs i see aren't likely to be stale kernel bugs.
   boot.kernelPackages = lib.mkDefault pkgs.linuxPackages_latest;
-  # boot.kernelPackages = lib.mkDefault pkgs.linuxPackages_testing;
 
   # hack in the `boot.shell_on_fail` arg since that doesn't always seem to work.
   boot.initrd.preFailCommands = "allowShell=1";
@@ -38,12 +36,7 @@
   boot.consoleLogLevel = 7;
 
   boot.loader.grub.enable = lib.mkDefault false;
-  # boot.loader.generic-extlinux-compatible.enable = lib.mkDefault true;
-  boot.loader.systemd-boot.enable = lib.mkDefault true;
-  boot.loader.systemd-boot.configurationLimit = lib.mkDefault 20;
-  boot.loader.systemd-boot.edk2-uefi-shell.enable = lib.mkDefault true;
-  boot.loader.systemd-boot.memtest86.enable = lib.mkDefault
-    (lib.meta.availableOn pkgs.stdenv.hostPlatform pkgs.memtest86plus);
+  boot.loader.generic-extlinux-compatible.enable = lib.mkDefault true;
 
   hardware.enableAllFirmware = true;  # firmware with licenses that don't allow for redistribution. fuck lawyers, fuck IP, give me the goddamn firmware.
   # hardware.enableRedistributableFirmware = true;  # proprietary but free-to-distribute firmware (extraneous to `enableAllFirmware` option)

hosts/common/default.nix

@@ -30,7 +30,6 @@
   sane.persist.enable = lib.mkDefault true;
   sane.root-on-tmpfs = lib.mkDefault true;
   sane.programs.sysadminUtils.enableFor.system = lib.mkDefault true;
-  sane.programs.sysadminExtraUtils.enableFor.system = lib.mkDefault true;
   sane.programs.consoleUtils.enableFor.user.colin = lib.mkDefault true;
 
   services.buffyboard.enable = true;

hosts/common/feeds.nix

@@ -9,7 +9,6 @@
 #   - active lemmy: <https://slrpnk.net/c/podcasts>
 #   - old thread: <https://lemmy.ml/post/1565858>
 #
-# - paywall bypass / bootlegs: <https://jumble.top/>
 { lib, sane-data, ... }:
 let
   hourly = { freq = "hourly"; };
@@ -67,15 +66,12 @@ let
     (fromDb "api.oyez.org/podcasts/oral-arguments/2015" // pol)  # Supreme Court Oral Arguments ("2015" in URL means nothing -- it's still updated)
     (fromDb "anchor.fm/s/34c7232c/podcast/rss" // tech)  # Civboot -- https://anchor.fm/civboot
     (fromDb "anchor.fm/s/2da69154/podcast/rss" // tech)  # POD OF JAKE -- https://podofjake.com/
-    (fromDb "bluecityblues.org.podcastpage.io" // pol)  # hosts overlap with Seattle Nice
-    (fromDb "buzzsprout.com/2126417" // tech)  # Mystery AI Hype Theater 3000
     (fromDb "cast.postmarketos.org" // tech)
     (fromDb "congressionaldish.libsyn.com" // pol)  # Jennifer Briney
     (fromDb "craphound.com" // pol)  # Cory Doctorow -- both podcast & text entries
     (fromDb "darknetdiaries.com" // tech)
     (fromDb "dwarkeshpatel.com" // tech)
     (fromDb "feeds.99percentinvisible.org/99percentinvisible" // pol)  # 99% Invisible -- also available here: <https://feeds.simplecast.com/BqbsxVfO>
-    (fromDb "feeds.acast.com/public/shows/lawfare" // pol)  # <https://www.lawfaremedia.org/podcasts-multimedia/podcast/the-lawfare-podcast>
     (fromDb "feeds.buzzsprout.com/2412334.rss")  # Matt Stoller's _Organized Money_ <https://www.organizedmoney.fm/>
     (fromDb "feeds.eff.org/howtofixtheinternet" // pol)
     (fromDb "feeds.feedburner.com/80000HoursPodcast" // rat)
@@ -91,6 +87,7 @@ let
     (fromDb "feeds.megaphone.fm/thiswontlast" // tech)  # <https://www.podpage.com/thiswontlast/>
     (fromDb "feeds.megaphone.fm/unexplainable")
     (fromDb "feeds.simplecast.com/wgl4xEgL" // rat)  # Econ Talk
+    (fromDb "feeds.simplecast.com/whlwDbyc" // tech)  # Tech Lounge: <https://chrischinchilla.com/podcast/techlounge/>
     (fromDb "feeds.transistor.fm/acquired" // tech)
     (fromDb "feeds.transistor.fm/complex-systems-with-patrick-mckenzie-patio11" // tech)  # Patrick Mackenzie (from Bits About Money)
     (fromDb "feeds.twit.tv/floss.xml" // tech)
@@ -100,11 +97,8 @@ let
     (fromDb "lexfridman.com/podcast" // rat)
     (fromDb "linktr.ee/betteroffline" // pol)
     (fromDb "linuxdevtime.com" // tech)
-    (fromDb "malicious.life" // tech)
     (fromDb "mapspodcast.libsyn.com" // uncat)  # Multidisciplinary Association for Psychedelic Studies
-    (fromDb "motherearthnewsandfriends.libsyn.com" // uncat)  # off-grid living
     (fromDb "microarch.club" // tech)
-    (fromDb "nocturnepodcast.org")
     (fromDb "omegataupodcast.net" // tech)  # 3/4 German; 1/4 eps are English
     (fromDb "omny.fm/shows/cool-people-who-did-cool-stuff" // pol)  # Maggie Killjoy -- referenced by Cory Doctorow
     (fromDb "omny.fm/shows/money-stuff-the-podcast")  # Matt Levine
@@ -112,8 +106,8 @@ let
     (fromDb "omny.fm/shows/the-dollop-with-dave-anthony-and-gareth-reynolds")  # The Dollop history/comedy
     (fromDb "omny.fm/shows/weird-little-guys")  # Cool Zone Media
     (fromDb "originstories.libsyn.com" // uncat)
+    (fromDb "politicspoliticspolitics.com" // pol)  # don't judge me. Justin Robert Young.
     (fromDb "podcast.ergaster.org/@flintandsilicon" // tech)  # Thib's podcast: public interest tech, gnome, etc: <https://fed.uninsane.org/users/$ALLO9MZ5g5CsQTCBH6>
-    (fromDb "pods.media/api/rss/feed/channel/unchained" // tech)  # cryptocurrency happenings; rec via patio11
     (fromDb "politicalorphanage.libsyn.com" // pol)
     (fromDb "reverseengineering.libsyn.com/rss" // tech)  # UnNamed Reverse Engineering Podcast
     (fromDb "rss.acast.com/ft-tech-tonic" // tech)  # Financial Time's: Tech Tonic
@@ -126,6 +120,7 @@ let
     (fromDb "sscpodcast.libsyn.com" // rat)  # Astral Codex Ten; Scott Alexander
     (fromDb "talesfromthebridge.buzzsprout.com" // tech)  # Sci-Fi? has Peter Watts; author of No Moods, Ads or Cutesy Fucking Icons (rifters.com)
     (fromDb "techtalesshow.com" // tech)  # Corbin Davenport
+    (fromDb "techwontsave.us" // pol)  # rec by Cory Doctorow
     (fromDb "theamphour.com" // tech)  # The Amp Hour
     (fromDb "the-ben-marc-show.simplecast.com" // tech // pol)  # Ben Horowitz + Marc Andreessen; love to hate em
     (fromDb "timclicks.dev/compose-podcast" // tech)  # Rust-heavy dev interviews
@@ -140,23 +135,18 @@ let
     # (fromDb "feeds.simplecast.com/54nAGcIl" // pol)  # The Daily
     # (fromDb "feeds.simplecast.com/82FI35Px" // pol)  # Ezra Klein Show
     # (fromDb "feeds.simplecast.com/l2i9YnTd" // tech // pol)  # Hard Fork (NYtimes tech)
-    # (fromDb "feeds.simplecast.com/whlwDbyc" // tech)  # Tech Lounge: <https://chrischinchilla.com/podcast/techlounge/>
     # (fromDb "feeds.simplecast.com/xKJ93w_w" // uncat)  # Atlas Obscura
-    # (fromDb "iheart.com/podcast/1119-away-days-podcast-reporti-275359753" // pol)  # Away Days (Cool Zone Media)
     # (fromDb "lastweekinai.com" // tech)  # Last Week in AI
     # (fromDb "mintcast.org" // tech)
     # (fromDb "podcast.posttv.com/itunes/post-reports.xml" // pol)
     # (fromDb "podcast.sustainoss.org" // tech)  # "Sustainable tech", only... it somehow manages to avoid any tech which is actually sustainable, and most of the time doesn't even talk about Open Source Software (!). normie/surface-level/"feel good"
     # (fromDb "podcast.thelinuxexp.com" // tech)  # low-brow linux/foss PR announcements
-    # (fromDb "politicspoliticspolitics.com" // pol)  # don't judge me. Justin Robert Young.
     # (fromDb "rss.acast.com/deconstructed")  # The Intercept - Deconstructed
     # (fromDb "rss.acast.com/intercepted-with-jeremy-scahill")  # The Intercept - Intercepted
     # (fromDb "rss.art19.com/60-minutes" // pol)
     # (fromDb "rss.art19.com/your-welcome" // pol)  # Michael Malice - Your Welcome -- also available here: <https://origin.podcastone.com/podcast?categoryID2=2232>
     # (fromDb "rss.prod.firstlook.media/deconstructed/podcast.rss" // pol)  #< possible URL rot
     # (fromDb "rss.prod.firstlook.media/intercepted/podcast.rss" // pol)  #< possible URL rot
-    # (fromDb "sites.libsyn.com/438684" // humor)  # Quorators - digging up *weird* Quota questions
-    # (fromDb "techwontsave.us" // pol)  # rec by Cory Doctorow, but way too info-sparse
     # (fromDb "trashfuturepodcast.podbean.com" // pol)  # rec by Cory Doctorow, but way rambly
     # (fromDb "wakingup.libsyn.com" // pol)  # Sam Harris, but he just repeats himself now
     # (mkPod "https://anchor.fm/s/21bc734/podcast/rss" // pol // infrequent)  # Emerge: making sense of what's next -- <https://www.whatisemerging.com/emergepodcast>
@@ -279,26 +269,20 @@ let
     (fromDb "youtube.com/@Exurb1a")
     (fromDb "youtube.com/@hbomberguy")
     (fromDb "youtube.com/@JackStauber")
-    (fromDb "youtube.com/@jaketran")
-    (fromDb "youtube.com/@kurzgesagt")
     (fromDb "youtube.com/@mii_beta" // tech)  # Baby Wogue / gnome reviewer
     (fromDb "youtube.com/@Matrixdotorg" // tech)  # Matrix Live
     (fromDb "youtube.com/@NativLang")
     (fromDb "youtube.com/@PolyMatter")
-    (fromDb "youtube.com/@scenesbyben" // pol)  # video essays
     (fromDb "youtube.com/@TechnologyConnections" // tech)
-    (fromDb "youtube.com/@theodd1sout")
+    (fromDb "youtube.com/@tested" // tech)  # Adam Savage
     (fromDb "youtube.com/@TomScottGo")
     (fromDb "youtube.com/@TVW_Washington" // pol)  # interviews with WA public officials
-    (fromDb "youtube.com/@veritasium")
     (fromDb "youtube.com/@Vihart")
     (fromDb "youtube.com/@InnuendoStudios" // pol)  # breaks down the nastier political strategies, from a "politics is power" angle
 
-    # (fromDb "youtube.com/@CasuallyExplained" // pol)
     # (fromDb "youtube.com/@ColdFusion")
     # (fromDb "youtube.com/@rossmanngroup" // pol // tech)  # Louis Rossmann
     # (fromDb "youtube.com/@TheB1M")
-    # (fromDb "youtube.com/@tested" // tech)  # Adam Savage  (uploads too frequently)
     # (fromDb "youtube.com/@Vox")
     # (fromDb "youtube.com/@Vsauce")  # they're all like 1-minute long videos now? what happened @Vsauce?
   ];

hosts/common/fs/remote-home.nix

@@ -24,20 +24,9 @@ let
       type = fsType;
       options = lib.concatStringsSep "," options;
       wantedBy = [ "default.target" ];
-      after = [
-        "emergency.service"
-        "network-online.target"
-      ];
+      after = [ "network-online.target" ];
       requires = [ "network-online.target" ];
 
-      unitConfig.Conflicts = [
-        # emergency.service drops the user into a root shell;
-        # only accessible via physical TTY, but unmount sensitive data before that as a precaution.
-        "emergency.service"
-      ];
-
-      # mountConfig.LazyUnmount = true;  #< else it _ocassionally_ fails "target is busy"
-
       mountConfig.ExecSearchPath = [ "/run/current-system/sw/bin" ];
       mountConfig.User = "colin";
       mountConfig.AmbientCapabilities = "CAP_SETPCAP CAP_SYS_ADMIN";
@@ -78,8 +67,7 @@ in
 lib.mkMerge [
   (ifSshAuthorized (remoteHome "crappy" {}))
   (ifSshAuthorized (remoteHome "desko" {}))
-  (ifSshAuthorized (remoteHome "flowy" {}))
-  # (ifSshAuthorized (remoteHome "lappy" {}))
+  (ifSshAuthorized (remoteHome "lappy" {}))
   (ifSshAuthorized (remoteHome "moby" { host = "moby-hn"; }))
   (ifSshAuthorized (remoteHome "servo" {}))
 ]

hosts/common/fs/remote-servo.nix

@@ -12,7 +12,9 @@ let
     "stderr_path=/var/log/curlftpfs/servo-hn.stderr"
   ];
 
-  remoteServo = subdir: {
+  remoteServo = subdir: let
+    systemdBindName = utils.escapeSystemdPath "/mnt/servo/${subdir}";
+  in {
     # sane.fs."/mnt/servo/${subdir}".mount.bind = "/mnt/.servo_ftp/${subdir}";
     systemd.mounts = [{
       where = "/mnt/servo/${subdir}";

hosts/common/home/fs.nix

@@ -14,9 +14,7 @@
   ];
 
   sane.user.persist.byStore.ephemeral = [
-    # this is persisted simply to save on RAM. mesa_shader_cache_db is < 10 MB per boot.
-    # TODO: see about removing this. the programs which benefit from shader caches should be configured to persist their _own_ dbs.
-    ".cache/mesa_shader_cache_db"
+    # this is persisted simply to save on RAM. mesa_shader_cache is < 10 MB per boot.
   ];
 
   sane.user.persist.byStore.private = [
@@ -31,6 +29,28 @@
 
     "knowledge"
     "Videos/local"
+
+    # TODO: pre-compile mesa shaders, and then run in read-only mode?
+    # mesa shader cache can be configured with e.g.:
+    # - MESA_SHADER_CACHE_DISABLE=true
+    # - MESA_SHADER_CACHE_DIR=/path/to/cache_db
+    # - MESA_DISK_CACHE_SINGLE_FILE=1  (in which case default cache file is ~/.cache/mesa_shader_cache_sf)
+    # - MESA_DISK_CACHE_MULTI_FILE=1  (in which case default cache dir is ~/.cache/mesa_shader_cache)
+    # - MESA_DISK_CACHE_READ_ONLY_FOZ_DBS=foo,bar
+    #   - to use read-only mesa caches, one from foo.db the other bar.db
+    # - MESA_DISK_CACHE_READ_ONLY_FOZ_DBS_DYNAMIC_LIST=/path/to/txt
+    #   - where /path/to/txt contains a list of names which represent read-only caches
+    #   - allows to change the cache providers w/o having to update variables
+    #
+    # see also: <https://gitlab.freedesktop.org/mesa/shader-db>
+    # - database of common shaders (gtk4, chromium, etc) & instructions to compile for any arch
+    # see also: <https://github.com/ValveSoftware/Fossilize>
+    #   which may help in generating readonly cache files
+    #
+    # for now, mesa shader cache is persisted because some programs *greatly* benefit from it.
+    # esp gnome-contacts has a first-launch bug where it shows a misleading warning if shaders take too long to compile,
+    # so we persist to private instead of ephemeral.
+    ".cache/mesa_shader_cache_db"
   ];
 
   # convenience

hosts/common/hosts.nix

@@ -2,12 +2,6 @@
 
 {
   # TODO: this should be populated per-host
-
-  sane.hosts.by-name."cadey" = {
-    ssh.authorized = lib.mkDefault false;
-    lan-ip = "10.78.79.70";
-  };
-
   sane.hosts.by-name."crappy" = {
     ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMIvSQAGKqmymXIL4La9B00LPxBIqWAr5AsJxk3UQeY5";
     ssh.host_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMN0cpRAloCBOE5/2wuzgik35iNDv5KLceWMCVaa7DIQ";
@@ -24,22 +18,14 @@
     lan-ip = "10.78.79.52";
   };
 
-  sane.hosts.by-name."flowy" = {
-    ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAa9U2+aUc5Kr6f2oeILAy2EC86W5OZSprmBb1F+8n7/";
-    ssh.host_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMNuTITzc07mqYspWw6fqRw40ObxwnmWCwg188apHB/o";
-    wg-home.pubkey = "o6Vh+gHF87wAOOofgKKYIhV91kgDRnLvwnd5W2WHsDE=";
-    wg-home.ip = "10.0.10.56";
-    lan-ip = "10.78.79.56";
+  sane.hosts.by-name."lappy" = {
+    ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDpmFdNSVPRol5hkbbCivRhyeENzb9HVyf9KutGLP2Zu";
+    ssh.host_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILSJnqmVl9/SYQ0btvGb0REwwWY8wkdkGXQZfn/1geEc";
+    wg-home.pubkey = "FTUWGw2p4/cEcrrIE86PWVnqctbv8OYpw8Gt3+dC/lk=";
+    wg-home.ip = "10.0.10.20";
+    lan-ip = "10.78.79.53";
   };
 
-  # sane.hosts.by-name."lappy" = {
-  #   ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDpmFdNSVPRol5hkbbCivRhyeENzb9HVyf9KutGLP2Zu";
-  #   ssh.host_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILSJnqmVl9/SYQ0btvGb0REwwWY8wkdkGXQZfn/1geEc";
-  #   wg-home.pubkey = "FTUWGw2p4/cEcrrIE86PWVnqctbv8OYpw8Gt3+dC/lk=";
-  #   wg-home.ip = "10.0.10.20";
-  #   lan-ip = "10.78.79.53";
-  # };
-
   sane.hosts.by-name."moby" = {
     # ssh.authorized = lib.mkDefault false;  # moby's too easy to hijack: don't let it ssh places
     ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICrR+gePnl0nV/vy7I5BzrGeyVL+9eOuXHU1yNE3uCwU";
@@ -50,7 +36,7 @@
   };
 
   sane.hosts.by-name."servo" = {
-    # ssh.authorized = lib.mkDefault false;  # servo presents too many services to the internet: easy atack vector
+    ssh.authorized = lib.mkDefault false;  # servo presents too many services to the internet: easy atack vector
     ssh.user_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPS1qFzKurAdB9blkWomq8gI1g0T3sTs9LsmFOj5VtqX";
     ssh.host_pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOfdSmFkrVT6DhpgvFeQKm3Fh9VKZ9DbLYOPOJWYQ0E8";
     wg-home.pubkey = "roAw+IUFVtdpCcqa4khB385Qcv9l5JAB//730tyK4Wk=";

hosts/common/ids.nix

@@ -66,10 +66,6 @@
   sane.ids.plugdev.gid = 2421;
   sane.ids.ollama.uid = 2422;
   sane.ids.ollama.gid = 2422;
-  sane.ids.bitmagnet.uid = 2423;
-  sane.ids.bitmagnet.gid = 2423;
-  sane.ids.anubis.uid = 2424;
-  sane.ids.anubis.gid = 2424;
   sane.ids.shelvacu.uid = 5431;
 
   sane.ids.colin.uid = 1000;
@@ -96,7 +92,6 @@
   sane.ids.radicale.gid = 2011;
   sane.ids.named.uid = 2012;
   sane.ids.named.gid = 2012;
-  sane.ids.lpadmin.gid = 2013;
 
   # found on graphical hosts
   sane.ids.nm-iodine.uid = 2101;  # desko/moby/lappy

hosts/common/net/dns/bind.nix

@@ -1,25 +1,13 @@
 # debugging:
-# - /var/log/named/named.log
-## config
 # - `man named`
 # - `man named.conf`
-#   - show defaults with: `named -C`
-#   - defaults live in <repo:isc-projects/bind:bin/named/config.c>
-#   - per-option docs live in <repo:isc-projects/bind:bind9/doc/arm/reference.rst>
-#
-## statistics
-# - `netstat --statistics --udp`
-# - `rdnc stats`? dumps to `named.stats` in named's PWD?
-#
-## interactive debugging
 # - `systemctl stop bind`
 # - `sudo /nix/store/0zpdy93sd3fgbxgvf8dsxhn8fbbya8d2-bind-9.18.28/sbin/named -g -u named -4 -c /nix/store/f1mp0myzmfms71h9vinwxpn2i9362a9a-named.conf`
 #   - `-g` = don't fork
 #   - `-u named` = start as superuser (to claim port 53), then drop to user `named`
-#
 { config, lib, pkgs, ... }:
 let
-  hostCfg = config.sane.hosts.by-name."${config.networking.hostName}" or null;
+  hostCfg = config.sane.hosts.by-name."${config.networking.hostName}";
   bindCfg = config.services.bind;
 in
 {
@@ -50,7 +38,7 @@ in
     ];
     services.bind.listenOn = [
       "127.0.0.1"
-    ] ++ lib.optionals (hostCfg != null && hostCfg.wg-home.ip != null) [
+    ] ++ lib.optionals (hostCfg.wg-home.ip != null) [
       # allow wireguard clients to use us as a recursive resolver (only needed for servo)
       hostCfg.wg-home.ip
     ];
@@ -65,13 +53,6 @@ in
     #   listen-on port 953 { any; };
     # '';
 
-    # services.bind.extraArgs = [
-    #   # -d = debug logging level: higher = more verbose
-    #   "-d" "2"
-    #   # -L = where to log. default is `named.run` in PWD -- unless running interactively in which case it logs to stdout
-    #   "-L" "/var/log/named/named.log"
-    # ];
-
     networking.resolvconf.useLocalResolver = false;  #< we manage resolvconf explicitly, above
 
     # TODO: how to exempt `pool.ntp.org` from DNSSEC checks, as i did when using unbound?
@@ -86,12 +67,6 @@ in
       // and as of 2025-01-30 BIND9 gives no way to disable DNSSEC per-forwarder/zone,
       // so just disable it globally
       dnssec-validation no;
-      // XXX(2025-06-30): i need reverse DNS of private IP space such as 10.0.0.0/8.
-      // configuring those zones (done in a secrets/ file), unfortunately requires disabling
-      // ALL local entries for reserved zones (IN-ADDR.ARPA, IP6.ARPA, EMPTY.AS112.ARPA, HOME.ARPA, RESOLVER.ARPA).
-      // TODO: figure a better solution, as this likely causes reverse-DNS queries of LAN hosts to be sent to the WAN!
-      // - see <https://www.as112.net/>
-      empty-zones-enable no;
     '';
     # re-implement the nixos default bind config, but without `options { forwarders { }; };`,
     # as having an empty `forwarders` at the top-level prevents me from forwarding the `.` zone in a separate statement
@@ -118,25 +93,6 @@ in
         ${bindCfg.extraOptions}
       };
 
-      // XXX(2025-06-18): some tools i use for work assume 'localhost' can be resolved by the system nameserver,
-      // and not just by /etc/hosts
-      zone "localhost" {
-        type master;
-        file "${pkgs.writeText "localhost" ''
-          $TTL 300
-          @               IN      SOA     localhost. root.localhost. (
-                                          202506181       ; Serial
-                                          28800   ; Refresh
-                                          7200    ; Retry
-                                          604800  ; Expire
-                                          86400)  ; Minimum TTL
-                                  NS      localhost.
-
-          localhost.              A        127.0.0.1
-                                  AAAA     ::1
-        ''}";
-      };
-
       ${bindCfg.extraConfig}
     '';
 
@@ -148,15 +104,5 @@ in
         cat "/run/named/dhcp-configs/$c" >> /run/named/dhcp-configs.conf
       done
     '';
-    systemd.services.bind.serviceConfig.ReadWritePaths = [
-      "/var/log/named"
-    ];
-
-    sane.persist.sys.byPath."/var/log/named" = {
-      store = "ephemeral";
-      method = "symlink";
-      acl.mode = "0750";
-      acl.user = "named";
-    };
   };
 }

hosts/common/net/networkmanager.nix

@@ -1,10 +1,7 @@
 { config, lib, pkgs, ... }:
 {
   networking.networkmanager.enable = true;
-  # systemd-networkd-wait-online.service reliably fails on lappy. docs don't match behavior. shit software.
-  # XXX(2025-07-18): `systemd-networkd-wait-online.service` also fails on desko (timeout).
-  systemd.network.wait-online.enable = false;
-
+  systemd.network.wait-online.enable = false;  # systemd-networkd-wait-online.service reliably fails on lappy. docs don't match behavior. shit software.
   # plugins mostly add support for establishing different VPN connections.
   # the default plugin set includes mostly proprietary VPNs:
   # - fortisslvpn (Fortinet)
@@ -206,7 +203,6 @@
   };
 
   networking.networkmanager.settings = {
-    # docs: `man 5 NetworkManager.conf`
     # keyfile.path = where networkmanager should look for connection credentials
     keyfile.path = "/var/lib/NetworkManager/system-connections";
 
@@ -218,30 +214,20 @@
 
     # main.dhcp = "internal";  #< default
     # main.dns controls what to do when NM gets a DNS server via DHCP
-    # - "default": NM manages /etc/resolv.conf itself.
-    # - "none": NM doesn't manage /etc/resolv.conf, but does populate /run/NetworkManager/resolv.conf with DHCP settings
-    # - "systemd-resolved": tell systemd-resolved about it, and point /run/NetworkManager/resolv.conf -> systemd
-    #   - without this, systemd-resolved won't be able to resolve anything (because it has no upstream servers)
-    # - (empty): perform a best-guess for how to manage /etc/resolv.conf
-    #   -> if /etc/resolv.conf is a symlink to systemd-resolved, then behaves as "systemd-resolved".
-    #   -> else, behaves as "default".
+    # - "none"  (populate /run/NetworkManager/resolv.conf with DHCP settings)
+    # - "internal" (?)
+    # - "systemd-resolved" (tell systemd-resolved about it, and point /run/NetworkManager/resolv.conf -> systemd)
+    #   without this, systemd-resolved won't be able to resolve anything (because it has no upstream servers)
     # note that NM's resolv.conf isn't (necessarily) /etc/resolv.conf -- that is managed by nixos (via symlinking)
-    main.dns = let
-      dns = if config.services.resolved.enable then
+    main.dns = if config.services.resolved.enable then
       "systemd-resolved"
     else if
       (config.sane.services.hickory-dns.enable && config.sane.services.hickory-dns.asSystemResolver)
-        || (config.services.unbound.enable && config.services.unbound.resolveLocalQueries)
-        || config.services.bind.enable  # bind config isn't easily inspectable; assume that it's acting as local resolver
-      then
+      || (config.services.unbound.enable && config.services.unbound.resolveLocalQueries) then
       "none"
     else
-        # omitting the option instructs NM to do a "best guess".
-        # this is nearly equivalent to "default", however NM will do checks like "is /etc/resolv.conf a symlink to systemd-resolved", etc,
-        # to actually try to understand the environment.
-        null
+      "internal"
     ;
-    in lib.mkIf (dns != null) dns;
     main.systemd-resolved = false;
   };
   environment.etc."NetworkManager/system-connections".source = "/var/lib/NetworkManager/system-connections";

hosts/common/net/upnp.nix

@@ -7,8 +7,7 @@
   ];
 
   networking.firewall.extraCommands = with pkgs; ''
-    # after an outgoing SSDP query to the multicast address (dest port=1900, src port=any),
-    # open FW for incoming responses (i.e. accept any packet, so long as it's sent to the port we sent from).
+    # after an outgoing SSDP query to the multicast address, open FW for incoming responses.
     # necessary for anything DLNA, especially go2tv
     # source: <https://serverfault.com/a/911286>
     # context: <https://github.com/alexballas/go2tv/issues/72>
@@ -17,7 +16,6 @@
     ${ipset}/bin/ipset create -! upnp hash:ip,port timeout 10
     ${iptables}/bin/iptables -A OUTPUT -d 239.255.255.250/32 -p udp -m udp --dport 1900 -j SET --add-set upnp src,src --exist
     ${iptables}/bin/iptables -A INPUT -p udp -m set --match-set upnp dst,dst -j ACCEPT
-
     # IPv6 ruleset. ff02::/16 means *any* link-local multicast group (so this is probably more broad than it needs to be)
     ${ipset}/bin/ipset create -! upnp6 hash:ip,port timeout 10 family inet6
     ${iptables}/bin/ip6tables -A OUTPUT -d ff02::/16 -p udp -m udp --dport 1900 -j SET --add-set upnp6 src,src --exist

hosts/common/nix.nix

@@ -55,17 +55,7 @@
   # this is actually a no-op, and the real action happens in assigning `nix.settings.nix-path`.
   nix.nixPath = (lib.optionals (config.sane.maxBuildCost >= 2) [
     "nixpkgs=${pkgs.path}"
-  ]) ++ (let
-    # XXX(2024-09-02): nix 2.24.4 errors when nixpkgs-overlays includes a symlink component:
-    # "error: path '/home/colin/dev' is a symlink"
-    # apparently nix has to explicitly handle symlinks in every place it might encounter them,
-    # so the fixes inside nix for this are manual and fragile. dereference it ourselves:
-    dev = if (config.sane.fs."/home/colin/dev" or {}) != {} then
-      config.sane.fs."/home/colin/dev".symlink.target
-    else
-      "/home/colin/dev"
-    ;
-  in [
+  ]) ++ [
     # note the import starts at repo root: this allows `./overlay/default.nix` to access the stuff at the root
     # "nixpkgs-overlays=${../../..}/hosts/common/nix-path/overlay"
     # as long as my system itself doesn't rely on NIXPKGS at runtime, we can point the overlays to git
@@ -75,8 +65,12 @@
     # when it goes wrong. should i port my `nix-shell` scripts to something more tailored to my uses
     # and then delete `nixpkgs-overlays`?
     # "nixpkgs-overlays=/home/colin/dev/nixos/integrations/nixpkgs/nixpkgs-overlays.nix"
-    "nixpkgs-overlays=${dev}/nixos/integrations/nixpkgs/nixpkgs-overlays.nix"
-  ]);
+    # XXX(2024-09-02): nix 2.24.4 errors when nixpkgs-overlays includes a symlink component:
+    # "error: path '/home/colin/dev' is a symlink"
+    # apparently nix has to explicitly handle symlinks in every place it might encounter them,
+    # so the fixes inside nix for this are manual and fragile. dereference it ourselves:
+    "nixpkgs-overlays=${config.sane.fs."/home/colin/dev".symlink.target}/nixos/integrations/nixpkgs/nixpkgs-overlays.nix"
+  ];
 
   # ensure new deployments have a source of this repo with which they can bootstrap.
   # this however changes on every commit and can be slow to copy for e.g. `moby`.

hosts/common/polyunfill.nix

@@ -6,15 +6,11 @@ let
     # nixpkgs' pam hardcodes unix_chkpwd path to the /run/wrappers one,
     # but i don't want the wrapper, so undo that.
     # ideally i would patch this via an overlay, but pam is in the bootstrap so that forces a full rebuild.
-    # see: <repo:nixos/nixpkgs:pkgs/by-name/li/linux-pam/package.nix>
     postPatch = (upstream.postPatch or "") + ''
-      substituteInPlace modules/module-meson.build --replace-fail \
+      substituteInPlace modules/pam_unix/Makefile.am --replace-fail \
         "/run/wrappers/bin/unix_chkpwd" "$out/bin/unix_chkpwd"
     '';
   });
-  # `mkDefault` is `mkOverride 1000`.
-  # `mkOverrideDefault` will override `mkDefault` values, but not ordinary values.
-  mkOverrideDefault = lib.mkOverride 900;
 in
 {
   # remove a few items from /run/wrappers we don't need.
@@ -139,20 +135,11 @@ in
     environment.variables.NIXPKGS_CONFIG = lib.mkForce "";
     # XDG_CONFIG_DIRS defaults to "/etc/xdg", which doesn't exist.
     # in practice, pam appends the values i want to XDG_CONFIG_DIRS, though this approach causes an extra leading `:`
-    # XXX(2025-06-06): some nixpkgs' systemd services actually depend on the default XDG_CONFIG_DIRS=/etc/xdg!
-    # specifically: `services.bitmagnet`
-    # environment.sessionVariables.XDG_CONFIG_DIRS = lib.mkForce [];
+    environment.sessionVariables.XDG_CONFIG_DIRS = lib.mkForce [];
     # XCURSOR_PATH: defaults to `[ "$HOME/.icons" "$HOME/.local/share/icons" ]`, neither of which i use, just adding noise.
     # see: <repo:nixos/nixpkgs:nixos/modules/config/xdg/icons.nix>
     environment.sessionVariables.XCURSOR_PATH = lib.mkForce [];
 
-    environment.shellAliases = {
-      # unset default aliases; see <repo:nixos/nixpkgs:nixos/modules/config/shells-environment.nix>
-      ls = mkOverrideDefault null;
-      ll = mkOverrideDefault null;
-      l = mkOverrideDefault null;
-    };
-
     # disable nixos' portal module, otherwise /share/applications gets linked into the system and complicates things (sandboxing).
     # instead, i manage portals myself via the sane.programs API (e.g. sane.programs.xdg-desktop-portal).
     xdg.portal.enable = false;

hosts/common/programs/aerc.nix

@@ -1,11 +1,8 @@
 # Terminal UI mail client
-{ pkgs, ... }:
+{ ... }:
 
 {
   sane.programs.aerc = {
-    packageUnwrapped = pkgs.aerc.override {
-      withNotmuch = false;  #< not used; regularly fails to build
-    };
     sandbox.wrapperType = "inplace";  #< /share/aerc/aerc.conf mentions (in comments) other (non-sandboxed) /share files by absolute path
     sandbox.net = "clearnet";
     secrets.".config/aerc/accounts.conf" = ../../../secrets/common/aerc_accounts.conf.bin;

hosts/common/programs/alpaca.nix

@@ -1,63 +0,0 @@
-# alpaca: ollama llm client
-# - super simple, easy UI
-#
-# shortcomings (as of 6.1.7, 2025-07-23):
-# - doesn't seem to do any prompt tuning;
-#   inherits all the pathologies of the underlying model (e.g. makes up citations)
-#
-# it creates a config dir, `~/.config/com.jeffser.Alpaca`, but apparently empty
-#
-# TODO: configure ollama connection details statically
-# - until then, on first run:
-#   - select the non-"managed" ollama option.
-#   - connect to http://10.0.10.22:11434
-# TODO: update the nix package 6.1.7 -> 7.5.2
-# - i.e. review <https://github.com/NixOS/nixpkgs/pull/420698>
-{ pkgs, ... }:
-{
-  sane.programs.alpaca = {
-    packageUnwrapped = (pkgs.alpaca.override {
-      # ollama is only added to `PATH`; since i'm using it via http, remove it here.
-      # fixes cross compilation & simplifies closure.
-      ollama = null;
-      python3Packages = pkgs.python3Packages // {
-        # XXX(2025-07-23): does not cross compile (markitdown -> pydub -> ... -> opencv)
-        markitdown = null;
-      };
-    }).overrideAttrs (upstream: {
-      postPatch = (upstream.postPatch or "") + ''
-        # for nulled dependencies (above), patch so the application only errors
-        # at runtime, on first attempted use.
-        substituteInPlace src/widgets/attachments.py \
-          --replace-fail 'from markitdown' '# from markitdown'
-      '';
-    });
-    buildCost = 2;  #< liable to break cross during updates; not important enough to block deploy over
-
-    sandbox.net = "all";  # maybe only needs wireguard, actually
-    sandbox.whitelistWayland = true;
-    sandbox.mesaCacheDir = ".cache/com.jeffser.Alpaca/mesa";
-
-    sandbox.whitelistDbus.user.own = [ "com.jeffser.Alpaca" ];
-    sandbox.whitelistPortal = [
-      "OpenURI"
-    ];
-    sandbox.whitelistSendNotifications = true;
-
-    persist.byStore.ephemeral = [
-      ".cache/com.jeffser.Alpaca"  #< ?
-    ];
-
-    persist.byStore.private = [
-      # alpaca.db: sqlite3 database with the following tables:
-      # - attachment
-      # - chat
-      # - instances
-      # - message
-      # - model_preferences
-      # - preferences
-      # - tool_parameters
-      ".local/share/com.jeffser.Alpaca"
-    ];
-  };
-}

hosts/common/programs/alsa-ucm-conf/default.nix

@@ -1,30 +1,15 @@
 { config, lib, pkgs, ... }:
 let
   cfg = config.sane.programs.alsa-ucm-conf;
-  deprioritize = pkg: pkg.overrideAttrs (base: {
+in
+{
+  sane.programs.alsa-ucm-conf = {
+    packageUnwrapped = pkgs.alsa-ucm-conf.overrideAttrs (base: {
       meta = (base.meta or {}) // {
         # let the other alsa ucm packages override configs from this one
         priority = ((base.meta or {}).priority or 10) + 20;
       };
     });
-  alsa-ucm-latest = pkgs.alsa-ucm-conf.overrideAttrs (upstream: rec {
-    # XXX(2025-07-18): see <https://github.com/NixOS/nixpkgs/pull/414818>
-    version = "1.2.14";
-    src = lib.warnIf (lib.versionAtLeast upstream.version "1.2.14") "upstream alsa-ucm-conf is up to date with my own: remove override?" pkgs.fetchurl {
-      url = "mirror://alsa/lib/alsa-ucm-conf-${version}.tar.bz2";
-      hash = "sha256-MumAn1ktkrl4qhAy41KTwzuNDx7Edfk3Aiw+6aMGnCE=";
-    };
-    installPhase = lib.replaceStrings
-      [ ''for file in "''${files[@]}"'' ]
-      [ ''for file in ucm2/common/ctl/led.conf'' ]
-      upstream.installPhase
-    ;
-  });
-in
-{
-  sane.programs.alsa-ucm-conf = {
-    packageUnwrapped = deprioritize pkgs.alsa-ucm-conf;
-    # packageUnwrapped = deprioritize alsa-ucm-latest;
     sandbox.enable = false;  #< only provides $out/share/alsa
 
     # alsa-lib package only looks in its $out/share/alsa to find runtime config data, by default.

hosts/common/programs/animatch.nix

@@ -19,15 +19,16 @@
     packageUnwrapped = with pkgs; animatch.override {
       # allegro has no native wayland support, and so by default crashes when run without Xwayland.
       # enable the allegro SDL backend, and achieve Wayland support via SDL's Wayland support.
-      allegro5 = allegro5.override { useSDL = true; };
+      # TODO: see about upstreaming this to nixpkgs?
+      allegro5 = allegro5.overrideAttrs (upstream: {
+        buildInputs = upstream.buildInputs ++ [
+          SDL2
+        ];
+        cmakeFlags = upstream.cmakeFlags ++ [
+          "-DALLEGRO_SDL=on"
+        ];
+      });
     };
-    # nativeBuildInputs = (upstream.nativeBuildInputs or []) ++ [
-    #   makeWrapper
-    # ];
-    # postFixup = (upstream.postFixup or "") + ''
-    #   wrapProgram $out/bin/animatch \
-    #     --set SDL_VIDEODRIVER wayland
-    # '';
 
     buildCost = 1;
 

hosts/common/programs/assorted.nix

@@ -52,7 +52,6 @@ in
       "errno"
       "ethtool"
       "evtest"
-      "expect"
       "fatresize"
       "fd"
       "fftest"  # for debugging moby haptics/vibrator, mostly
@@ -67,7 +66,6 @@ in
       "hdparm"
       "hping"
       "htop"
-      "htpasswd"
       "iftop"
       "inetutils"  # for telnet
       "iotop"
@@ -87,7 +85,6 @@ in
       "mmcli"
       "nano"
       #  "ncdu"  # ncurses disk usage. doesn't cross compile (zig)
-      "nfs-utils"  # required, for mounting nfs filesystems
       "neovim"
       "netcat"
       "nethogs"
@@ -98,7 +95,7 @@ in
       "nmon"
       "nvimpager"
       "nvme-cli"  # nvme
-      "openssl"
+      # "openssl"
       "parted"
       "pciutils"
       "picocom"  # serial TTY
@@ -109,11 +106,8 @@ in
       "rsync"
       # "s6-rc"  # service manager
       # "screen"
-      "see-cat"  # pretty-print equivalent to 'cat'
-      "ssh"
-      "sshpass"
       "smartmontools"  # smartctl
-      "socat"
+      # "socat"
       "strace"
       "subversion"
       "tcpdump"
@@ -121,7 +115,6 @@ in
       "unixtools.ps"
       "unixtools.sysctl"
       "unixtools.xxd"
-      "uptime"
       "usbutils"  # lsusb
       "util-linux"  # lsblk, lscpu, etc
       "valgrind"
@@ -142,11 +135,8 @@ in
     #   - debugging?
     consoleUtils = declPackageSet [
       "alsa-utils"  # for aplay, speaker-test
-      "bc"  # CLI calculator
-      "cdecl"  # like <https://cdecl.org>. `cdecl explain 'struct foo *const inst'`
       # "cdrtools"
       # "clinfo"
-      "colordiff"
       # "dmidecode"
       "dtrx"  # `unar` alternative, "Do The Right eXtraction"
       # "efivar"
@@ -161,14 +151,12 @@ in
       # "gopass-jsonapi"
       # "helix"  # text editor
       "htop"  # needed as a user package, for ~/.config/htop
-      "lddtree"
       # "libsecret"  # for managing user keyrings (secret-tool)
       # "lm_sensors"  # for sensors-detect
       # "lshw"
       # "memtester"
       "mercurial"  # hg
       "mimeo"  # like xdg-open
-      "mozlz4a"  # for extracting .mozlz4 files (firefox)
       "neovim"  # needed as a user package, for swap persistence
       "nix"  # needed as user package, for ~/.cache/nix persistence
       # "nettools"
@@ -177,13 +165,10 @@ in
       # "node2nix"
       # "oathToolkit"  # for oathtool
       "objdump"
-      "oils-for-unix"
-      "patchelf"
       # "ponymix"
       "pulsemixer"
       "python3-repl"
       # "python3.pkgs.eyeD3"  # music tagging
-      "readline"  # for the config
       "ripgrep"  # needed as a user package so that its user-level config file can be installed
       # "rsyslog"  # KEEP THIS HERE if you want persistent logging (TODO: port to systemd, store in /var/log/...)
       "sane-deadlines"
@@ -191,17 +176,16 @@ in
       "sane-scripts.cli"
       "sane-secrets-unlock"
       "sane-sysload"
-      "sc-im"  # CLI spreadsheet editor
+      "sc-im"
       "snapper"
       "sops"  # for manually viewing secrets; outside `sane-secrets` (TODO: improve sane-secrets!)
       "speedtest-cli"
-      "ssh"  # specified as a user program, to enable ssh-agent service
-      "ssh-to-age" # used when provisioning a new nixos host
+      # "ssh-to-age"
       "strings"
       "sudo"
       # "tageditor"  # music tagging
       # "unar"
-      "unzip"
+      # "unzip"
       "wireguard-tools"  # for `wg`
       "xdg-utils"  # for xdg-open
       # "yarn"
@@ -212,14 +196,13 @@ in
       "dasht"  # docset documentation viewer
       # "gh"  # MS GitHub cli
       "haredoc"
-      "nix-check-deps"  # run `nix-check-deps packageName -f .` before submitting stuff upstream
       "nix-index"
-      "nixfmt-rfc-style"  # run `nixfmt path/to/package.nix` before submitting stuff upstream
+      "nixfmt-rfc-style"  # run `nixpkgs path/to/package.nix` before submitting stuff upstream
       "nixpkgs-hammering"
       "nixpkgs-review"
       "qmk-udev-rules"
       "sane-scripts.dev"
-      "sequoia"  # gpg tool
+      "sequoia"
       # "via"
       "wally-cli"
       # "zsa-udev-rules"
@@ -238,12 +221,9 @@ in
 
     pcTuiApps = declPackageSet [
       "aerc"  # email client
-      # "cassini"  # Elegoo printer control. need here especially, for opening firewalls.
-      "mslicer"  # TODO: upstream, and then move this to the phone-case-cq repo
       # "msmtp"  # sendmail
       # "offlineimap"  # email mailbox sync
       # "sfeed"  # RSS fetcher
-      # "uvtools"
       "visidata"  # TUI spreadsheet viewer/editor
       "w3m"  # web browser
     ];
@@ -253,6 +233,7 @@ in
       "clang"
       "lua"
       "nodejs"
+      "patchelf"
       "rustc"
       # "tree-sitter"
     ];
@@ -269,10 +250,10 @@ in
       "celeste64"
       # "cutemaze"      # meh: trivial maze game; qt6 and keyboard-only
       # "cuyo"          # trivial puyo-puyo clone
-      # "endless-sky"     # space merchantilism/exploration
+      "endless-sky"     # space merchantilism/exploration
       # "factorio"
       # "frozen-bubble"   # WAN + LAN + 1P/2P bubble bobble
-      # "hase"            # WAN worms game
+      "hase"            # WAN worms game
       # "hedgewars"     # WAN + LAN worms game (5~10 people online at any moment; <https://hedgewars.org>)
       # "libremines"    # meh: trivial minesweeper; qt6
       # "mario0"        # SMB + portal
@@ -282,17 +263,16 @@ in
       # "osu-lazer"
       # "pinball"       # 3d pinball; kb/mouse. old sourceforge project
       # "powermanga"    # STYLISH space invaders derivative (keyboard-only)
-      # "shattered-pixel-dungeon"  # doesn't cross compile
+      "shattered-pixel-dungeon"  # doesn't cross compile
       # "sm64ex-coop"
       "sm64coopdx"
       "space-cadet-pinball"  # LMB/RMB controls (bindable though. volume buttons?)
       "steam"
       "superTux"  # keyboard-only controls
       "superTuxKart"  # poor FPS on pinephone
-      # "tumiki-fighters" # keyboard-only
+      "tumiki-fighters" # keyboard-only
       "vvvvvv"  # keyboard-only controls
       # "wine"
-      "zelda64recomp"
     ];
 
     guiApps = declPackageSet [
@@ -304,10 +284,7 @@ in
     guiBaseApps = declPackageSet [
       # "abaddon"  # discord client
       "alacritty"  # terminal emulator
-      "alpaca"  # ollama/LLM client
-      "blanket"  # ambient noise generator
       "calls"  # gnome calls (dialer/handler)
-      "confy"  # conference planning app
       "dbus"
       # "dconf"  # or use `gsettings`, with its keyfile backend
       # "delfin"  # Jellyfin client
@@ -315,11 +292,11 @@ in
       "dino"  # XMPP client
       "dissent"  # Discord client (formerly known as: gtkcord4)
       # "emote"
-      # "envelope"  # GTK4 email client (alpha)
+      "envelope"  # GTK4 email client (alpha)
       # "evince"  # PDF viewer
       # "flare-signal"  # gtk4 signal client
       "fractal"  # matrix client
-      # "g4music"  # local music player
+      "g4music"  # local music player
       # "gnome.cheese"
       # "gnome-feeds"  # RSS reader (with claimed mobile support)
       # "gnome.file-roller"
@@ -334,7 +311,6 @@ in
       "gnome-frog"  # OCR/QR decoder
       "gnome-maps"
       "gnome-screenshot"  # libcamera-based screenshotter, for debugging; should be compatible with gc2145 camera on Pinephone
-      "gnome-sound-recorder"  # a simple microphone recorder/tester
       "gnome-weather"
       "gpodder"
       "gsettings"
@@ -350,9 +326,8 @@ in
       "mepo"  # maps viewer
       # "mesa-demos"  # for eglinfo, glxinfo & other testing tools
       "mpv"
-      "networkmanagerapplet"
+      # "networkmanagerapplet"  # for nm-connection-editor GUI. XXX(2024-09-03): broken, probably by NetworkManager sandboxing
       # "ntfy-sh"  # notification service
-      "newelle"  # ollama/LLM client
       "newsflash"  # RSS viewer
       "papers"  # PDF viewer
       "pavucontrol"
@@ -368,11 +343,10 @@ in
       # "tdesktop"  # broken on phosh
       # "tokodon"
       "tuba"  # mastodon/pleroma client (stores pw in keyring)
-      # "v4l-utils"  # for `media-ctl`; to debug cameras: <https://wiki.postmarketos.org/wiki/PINE64_PinePhone_(pine64-pinephone)#Cameras>
+      "v4l-utils"  # for `media-ctl`; to debug cameras: <https://wiki.postmarketos.org/wiki/PINE64_PinePhone_(pine64-pinephone)#Cameras>
       "video-trimmer"
       "vulkan-tools"  # vulkaninfo
       # "whalebird"  # pleroma client (Electron). input is broken on phosh.
-      "wiremix"  # wireplumber TUI
       "xdg-terminal-exec"
       "youtube-tui"
       # "zathura"  # PDF/CBZ/ePUB viewer
@@ -392,7 +366,7 @@ in
       "megapixels"  # camera app (does not support PPP as of 2024-11-29)
       "megapixels-next"  # camera app (which supports PPP, as of 2024-11-29)
       "notejot"  # note taking, e.g. shopping list
-      # "planify"  # todo-tracker/planner  (XXX(2025-05-16): does not build; gxml tests fail against glib 2.84.1; planify itself fails still, if gxml.doCheck forced false)
+      "planify"  # todo-tracker/planner
       "portfolio-filemanager"
       # "tangram"  # web browser
       "wike"  # Wikipedia Reader
@@ -405,10 +379,11 @@ in
       "pcTuiApps"
       ####
       "audacity"
+      # "blanket"  # ambient noise generator
       "brave"  # for the integrated wallet -- as a backup
       # "cantata"  # music player (mpd frontend)
       # "chromium"  # chromium takes hours to build. brave is chromium-based, distributed in binary form, so prefer it.
-      "cups"
+      # "cups"
       "discord"  # x86-only
       # "electrum"
       "element-desktop"
@@ -431,7 +406,7 @@ in
       # "kid3"  # audio tagging
       "krita"
       "libreoffice"  # TODO: replace with an office suite that uses saner packaging?
-      "losslesscut-bin"  # x86-only  (TODO: replace with from-source build: <https://github.com/NixOS/nixpkgs/pull/385535>)
+      "losslesscut-bin"  # x86-only
       # "makemkv"  # x86-only
       # "monero-gui"  # x86-only
       "mumble"
@@ -477,13 +452,20 @@ in
 
     bash-language-server.sandbox.whitelistPwd = true;
 
-    bc.sandbox.autodetectCliPaths = "existingFile";
+    blanket.buildCost = 1;
+    blanket.sandbox.whitelistAudio = true;
+    # blanket.sandbox.whitelistDbus.user = true;  #< TODO: reduce  # TODO: untested
+    blanket.sandbox.whitelistWayland = true;
 
     bridge-utils.sandbox.net = "all";
 
     "cacert.unbundled".sandbox.enable = false;  #< data only
 
-    cdecl = {};
+    cargo.persist.byStore.plaintext = [ ".cargo" ];
+    # probably this sandboxing is too restrictive; i'm sandboxing it for rust-analyzer / neovim LSP
+    cargo.sandbox.whitelistPwd = true;
+    cargo.sandbox.net = "all";
+    cargo.sandbox.extraHomePaths = [ "dev" "ref" ];
 
     clang = {};
 
@@ -493,8 +475,6 @@ in
       "/var/lib/clightning/bitcoin/lightning-rpc"
     ];
 
-    colordiff.sandbox.autodetectCliPaths = "existingFile";  # for `aplay ./file.wav`
-
     # cryptsetup: typical use is `cryptsetup open /dev/loopxyz mappedName`, and creates `/dev/mapper/mappedName`
     cryptsetup.sandbox.extraPaths = [
       "/dev/mapper"
@@ -522,8 +502,6 @@ in
     # auth token, preferences
     delfin.persist.byStore.private = [ ".config/delfin" ];
 
-    difftastic.sandbox.autodetectCliPaths = "existing";
-
     dig.sandbox.net = "all";
 
     dmidecode.sandbox.extraPaths = [ "/sys/firmware/dmi" ];
@@ -869,15 +847,18 @@ in
 
     marksman.sandbox.whitelistPwd = true;
 
+    mercurial.sandbox.net = "clearnet";
+    mercurial.sandbox.whitelistPwd = true;
+
     mesa-demos.sandbox.whitelistDri = true;
     mesa-demos.sandbox.whitelistWayland = true;
     mesa-demos.sandbox.whitelistX = true;
 
     meson = {};
 
-    # millipixels.packageUnwrapped = pkgs.millipixels.override {
-    #   v4l-utils = config.sane.programs.v4l-utils.packageUnwrapped;  # necessary for cross compilation
-    # };
+    millipixels.packageUnwrapped = pkgs.millipixels.override {
+      v4l-utils = config.sane.programs.v4l-utils.packageUnwrapped;  # necessary for cross compilation
+    };
     millipixels.sandbox.method = null;  #< TODO: sandbox
 
     # actual monero blockchain (not wallet/etc; safe to delete, just slow to regenerate)
@@ -889,10 +870,6 @@ in
       "records/finance/cryptocurrencies/monero"
     ];
 
-    mozlz4a.sandbox.autodetectCliPaths = "existingOrParent";
-
-    mslicer.sandbox.method = null;  #< TODO: sandbox
-
     nano.sandbox.autodetectCliPaths = "existingFileOrParent";
 
     netcat.sandbox.net = "all";
@@ -908,19 +885,11 @@ in
     networkmanagerapplet.sandbox.whitelistWayland = true;
     networkmanagerapplet.sandbox.whitelistDbus.system = true;
 
-    nfs-utils.sandbox.method = null;  #< TODO: sandbox
-
     nil.sandbox.whitelistPwd = true;
     nil.sandbox.keepPids = true;
 
     nixd.sandbox.whitelistPwd = true;
 
-    nix-check-deps.sandbox.whitelistPwd = true;
-    nix-check-deps.sandbox.net = "all";
-    nix-check-deps.sandbox.extraPaths = [
-      "/nix/var"
-    ];
-
     nix-tree.sandbox.extraPaths = [
       "/nix/var"
     ];
@@ -967,12 +936,8 @@ in
     # settings (electron app)
     obsidian.persist.byStore.plaintext = [ ".config/obsidian" ];
 
-    oils-for-unix.sandbox.enable = false;  #< it's a shell; doesn't make sense to sandbox
-
     openscad-lsp.sandbox.whitelistPwd = true;
 
-    openssl.sandbox.net = "clearnet";
-
     passt.sandbox.enable = false;  #< sandbox helper (netns specifically)
 
     parted.sandbox.extraPaths = [
@@ -1041,7 +1006,6 @@ in
       unidecode
     ]);
     python3-repl.sandbox.net = "clearnet";
-    python3-repl.sandbox.autodetectCliPaths = "existing";  #< for invoking scripts like `python3 ./my-script.py`
     python3-repl.sandbox.extraHomePaths = [
       "/"  #< this is 'safe' because with don't expose .persist/private, so no .ssh/id_ed25519
       ".persist/plaintext"
@@ -1053,7 +1017,6 @@ in
     rsync.sandbox.net = "clearnet";
     rsync.sandbox.autodetectCliPaths = "existingOrParent";
     rsync.sandbox.tryKeepUsers = true;  # if running as root, keep the user namespace so that `-a` can set the correct owners, etc
-    rsync.sandbox.whitelistSsh = true;
 
     rust-analyzer.buildCost = 2;
     rust-analyzer.sandbox.whitelistPwd = true;
@@ -1088,10 +1051,10 @@ in
 
     screen.sandbox.enable = false;  #< tty; needs to run anything
 
-    # sequoia.packageUnwrapped = pkgs.sequoia.overrideAttrs (_: {
-    #   # XXX(2024-07-30): sq_autocrypt_import test failure: "Warning: 9B7DD433F254904A is expired."
-    #   doCheck = false;
-    # });
+    sequoia.packageUnwrapped = pkgs.sequoia.overrideAttrs (_: {
+      # XXX(2024-07-30): sq_autocrypt_import test failure: "Warning: 9B7DD433F254904A is expired."
+      doCheck = false;
+    });
     sequoia.buildCost = 1;
     sequoia.sandbox.whitelistPwd = true;
     sequoia.sandbox.autodetectCliPaths = "existingFileOrParent";  # supports `-o <file-to-create>`
@@ -1119,6 +1082,14 @@ in
     # TODO: enable dma heaps for more efficient buffer sharing: <https://gitlab.com/postmarketOS/pmaports/-/issues/2789>
     snapshot.sandbox.method = null;  #< TODO: sandbox
 
+    sops.sandbox.extraHomePaths = [
+      ".config/sops"
+      "nixos"
+      # TODO: sops should only need access to knowledge/secrets,
+      # except that i currently put its .sops.yaml config in the root of ~/knowledge
+      "knowledge"
+    ];
+
     sox.sandbox.autodetectCliPaths = "existingFileOrParent";
     sox.sandbox.whitelistAudio = true;
 
@@ -1133,8 +1104,6 @@ in
 
     sqlite.sandbox.method = null;  #< TODO: sandbox
 
-    ssh-to-age.sandbox.autodetectCliPaths = "existingFile";
-
     # N.B. if you call sshfs-fuse from the CLI -- without `mount.fuse` -- disable sandboxing
     sshfs-fuse.sandbox.net = "all";
     sshfs-fuse.sandbox.autodetectCliPaths = "parent";
@@ -1147,8 +1116,6 @@ in
     ];
     sshfs-fuse.sandbox.keepPids = true;  #< XXX: bwrap didn't need this, but bunpen does. why?
 
-    sshpass.sandbox.autodetectCliPaths = "existingFile";  #< for `sshpass -f <path/to/password/file>`
-
     strace.sandbox.enable = false;  #< needs to `exec` its args, and therefore support *anything*
 
     subversion.sandbox.net = "clearnet";
@@ -1171,8 +1138,6 @@ in
       '';
     });
 
-    swaybg.sandbox.method = null;  #< TODO: sandbox
-
     swappy.sandbox.autodetectCliPaths = "existingFileOrParent";
     swappy.sandbox.whitelistWayland = true;
 
@@ -1182,6 +1147,11 @@ in
     systemctl.sandbox.capabilities = [ "cap_dac_override" "cap_sys_admin" ];
     systemctl.sandbox.keepPidsAndProc = true;
 
+    tcpdump.sandbox.net = "all";
+    tcpdump.sandbox.autodetectCliPaths = "existingFileOrParent";
+    tcpdump.sandbox.capabilities = [ "net_admin" "net_raw" ];
+    tcpdump.sandbox.tryKeepUsers = true;
+
     tdesktop.persist.byStore.private = [ ".local/share/TelegramDesktop" ];
 
     tokodon.buildCost = 1;
@@ -1194,10 +1164,6 @@ in
 
     typescript-language-server.buildCost = 2;
     typescript-language-server.sandbox.whitelistPwd = true;
-    typescript-language-server.persist.byStore.ephemeral = [
-      ".cache/typescript"
-      ".npm"  # .npm/{_cacache,_logs}
-    ];
 
     tumiki-fighters.buildCost = 1;
     tumiki-fighters.sandbox.whitelistAudio = true;
@@ -1223,8 +1189,6 @@ in
       "/sys/bus/usb"
     ];
 
-    uvtools.sandbox.method = null;  #< TODO: sandbox
-
     vala-language-server.sandbox.whitelistPwd = true;
     vala-language-server.suggestedPrograms = [
       # might someday support cmake, too: <https://github.com/vala-lang/vala-language-server/issues/73>
@@ -1277,8 +1241,6 @@ in
     wirelesstools.sandbox.capabilities = [ "net_admin" ];
     wirelesstools.sandbox.tryKeepUsers = true;
 
-    wiremix.sandbox.whitelistAudio = true;
-
     wl-clipboard.sandbox.whitelistWayland = true;
     wl-clipboard.sandbox.keepPids = true;  #< this is needed, but not sure why?
 
@@ -1298,11 +1260,7 @@ in
 
   sane.persist.sys.byStore.plaintext = lib.mkIf config.sane.programs.guiApps.enabled [
     # "/var/lib/alsa"                # preserve output levels, default devices
-    {
-      # backlight brightness; MUST be `bind`, else systemd loses its shit with "Too many levels of symbolic links".
-      path = "/var/lib/systemd/backlight";
-      method = "bind";
-    }
+    "/var/lib/systemd/backlight"     # backlight brightness
   ];
 
   hardware.graphics = lib.mkIf config.sane.programs.guiApps.enabled ({

hosts/common/programs/audacity.nix

@@ -3,32 +3,22 @@
 #   - default recording input will be silent, on lappy.
 #   - Audio Setup -> Rescan Audio Devices ...
 #   - Audio Setup -> Recording device -> sysdefault
-{ lib, pkgs, ... }:
-let
+{ pkgs, ... }:
+{
+  sane.programs.audacity = {
+    packageUnwrapped = (pkgs.audacity.override {
       # wxGTK32 uses webkitgtk-4.0.
       # audacity doesn't actually need webkit though, so diable to reduce closure
       wxGTK32 = pkgs.wxGTK32.override {
         withWebKit = false;
       };
-  # basePkg = pkgs.audacity.overrideAttrs (base: {
-  #   # upstream audacity.desktop specifies GDK_BACKEND=x11, with which it doesn't actually launch :|
-  #   postInstall = (base.postInstall or "") + ''
-  #     substituteInPlace $out/share/applications/${appId}.desktop \
-  #       --replace-fail 'GDK_BACKEND=x11 ' ""
-  #   '';
-
-  #   # XXX(2025-03-03): upstream nixpkgs incorrectly defaults `GDK_BACKEND=x11`,
-  #   # even though audacity runs fine on wayland
-  #   postFixup = lib.replaceStrings [ "--set-default GDK_BACKEND x11" ] [ "" ] base.postFixup;
-  # });
-  basePkg = pkgs.tenacity;  #< XXX(2025-07-27): upstream audacity fails build; use tenacity until fixed
-  appId = basePkg.pname;
-in
-{
-  sane.programs.audacity = {
-    packageUnwrapped = basePkg.override {
-      inherit wxGTK32;
-    };
+    }).overrideAttrs (base: {
+      # upstream audacity.desktop specifies GDK_BACKEND=x11, with which it doesn't actually launch :|
+      postInstall = (base.postInstall or "") + ''
+        substituteInPlace $out/share/applications/audacity.desktop \
+          --replace-fail 'GDK_BACKEND=x11 ' ""
+      '';
+    });
 
     buildCost = 1;
 
@@ -40,21 +30,20 @@ in
       "tmp"
       "Music"
       # audacity needs the entire config dir mounted if running in a sandbox
-      ".config/${appId}"
+      ".config/audacity"
     ];
     sandbox.extraPaths = [
       "/dev/snd"  # for recording audio inputs to work
     ];
 
     # disable first-run splash screen
-    fs.".config/${appId}/${appId}.cfg".file.text = ''
+    fs.".config/audacity/audacity.cfg".file.text = ''
       PrefsVersion=1.1.1r1
       [GUI]
       ShowSplashScreen=0
       [Version]
-      Major=${lib.versions.major basePkg.version}
-      Minor=${lib.versions.minor basePkg.version}
-      Micro=${lib.versions.patch basePkg.version}
+      Major=3
+      Minor=4
     '';
   };
 }

hosts/common/programs/ausyscall.nix

@@ -3,5 +3,7 @@
 {
   sane.programs.ausyscall = {
     packageUnwrapped = pkgs.linkBinIntoOwnPackage pkgs.audit "ausyscall";
+
   };
 }
+

hosts/common/programs/avahi.nix

@@ -22,7 +22,7 @@ in
       # do this here, because the nixos service isn't so easily patched.
       postInstall = (upstream.postInstall or "") + ''
         wrapProgram "$out/sbin/avahi-daemon" \
-          --add-flag --no-drop-root
+          --add-flags --no-drop-root
       '';
       nativeBuildInputs = upstream.nativeBuildInputs ++ [
         pkgs.makeBinaryWrapper

hosts/common/programs/bemenu.nix

@@ -88,6 +88,18 @@ in
 {
   sane.programs.bemenu = {
     sandbox.whitelistWayland = true;
-    env.BEMENU_OPTS = bemenuOpts;
+
+    packageUnwrapped = pkgs.bemenu.overrideAttrs (upstream: {
+      nativeBuildInputs = (upstream.nativeBuildInputs or []) ++ [
+        pkgs.makeBinaryWrapper
+      ];
+      # can alternatively be specified as CLI flags
+      postInstall = (upstream.postInstall or "") + ''
+        wrapProgram $out/bin/bemenu \
+          --set BEMENU_OPTS "${bemenuOpts}"
+        wrapProgram $out/bin/bemenu-run \
+          --set BEMENU_OPTS "${bemenuOpts}"
+      '';
+    });
   };
 }

hosts/common/programs/blanket.nix

@@ -1,13 +0,0 @@
-{ ... }:
-{
-  sane.programs.blanket = {
-    # com.rafaelmardojai.Blanket
-    buildCost = 1;
-    sandbox.whitelistAudio = true;
-    sandbox.whitelistDbus.user.own = [
-      "com.rafaelmardojai.Blanket"
-      "org.mpris.MediaPlayer2.Blanket"
-    ];
-    sandbox.whitelistWayland = true;
-  };
-}

hosts/common/programs/bonsai.nix

@@ -50,10 +50,9 @@ in
     };
   };
 
-  # plug into the nixpkgs bonsaid service.
+  # plug into the (proposed) nixpkgs bonsaid service.
   # it's a user service, and since i don't use the service manager it doesn't actually activate:
   # i just steal the config file generation from it :)
-  services.bonsaid.package = config.sane.programs.bonsai.package;
   services.bonsaid.settings = lib.mkIf cfg.enabled (lib.mkMerge [
     cfg.config.transitions
     [{

hosts/common/programs/btrfs-progs.nix

@@ -13,28 +13,13 @@ in
       "/sys/block"
       "/sys/dev/block"
       "/sys/devices"
-      #vvv required for `sudo btrfs scrub start`
-      "/sys/fs"
-      #vvv required for `sudo btrfs scrub status` to show stats
-      "/var/lib/btrfs"
     ];
     sandbox.tryKeepUsers = true;
-    sandbox.keepPids = true;  # required for `sudo btrfs scrub start`
-    sandbox.capabilities = [
-      "dac_read_search"  # for `btrfs replace`
-      "sys_admin"  # for `btrfs scrub`
-    ];
+    sandbox.capabilities = [ "sys_admin" ];  # for `btrfs scrub`
   };
 
   # TODO: service sandboxing
   services.btrfs.autoScrub.enable = lib.mkIf cfg.enabled true;
   services.btrfs.autoScrub.interval = "weekly";
-
-  # nixos/modules/tasks/filesystems/btrfs.nix fires this assertion, but its implementation totally handles the case of 0 btrfs filesystems.
-  sane.silencedAssertions = lib.mkIf cfg.enabled [''
-    If 'services.btrfs.autoScrub' is enabled, you need to have at least one
-    btrfs file system mounted via 'fileSystems' or specify a list manually
-    in 'services.btrfs.autoScrub.fileSystems'.
-  ''];
 }
 

hosts/common/programs/bunpen.nix

@@ -7,7 +7,7 @@ in
     packageUnwrapped = pkgs.bunpen.overrideAttrs (base: {
       # create a directory which holds just the `bunpen` so that we
       # can add bunpen as a dependency to binaries via `PATH=/run/current-system/libexec/bunpen` without forcing rebuild every time bunpen changes
-      postInstall = (base.postInstall or "") + ''
+      postInstall = ''
         mkdir -p $out/libexec/bunpen
         ln -s $out/bin/bunpen $out/libexec/bunpen/bunpen
       '';

hosts/common/programs/cargo.nix

@@ -1,16 +0,0 @@
-{ ... }:
-{
-  sane.programs.cargo = {
-    #v XXX(2025-02-23): normal `cargo` fails to build for cross (temporarily?). use prebuilt instead.
-    # NOT easy to debug/fix. git bisect pins this between ceba2c6c3b (good) and 62a28e5a3d (bad)
-    # packageUnwrapped = pkgs.rust.packages.prebuilt.cargo;
-
-    buildCost = 1; # 2.5 GiB closure
-
-    persist.byStore.plaintext = [ ".cargo" ];
-    # probably this sandboxing is too restrictive; i'm sandboxing it for rust-analyzer / neovim LSP
-    sandbox.whitelistPwd = true;
-    sandbox.net = "all";
-    sandbox.extraHomePaths = [ "dev" "ref" ];
-  };
-}

hosts/common/programs/cassini.nix

@@ -1,28 +0,0 @@
-{ config, lib, pkgs, ...}:
-let
-  cfg = config.sane.programs.cassini;
-in
-{
-  sane.programs.cassini = {
-    sandbox.method = null;  #< TODO: sandbox
-  };
-
-  # inspired by SSDP firewall code.
-  # Elegoo printers use their own SSDP-like discovery method, but on port 3000 instead of 1900 and 255.255.255.255 instead of 239.255.255.250:
-  # 1. i send a broadcast packet to 255.255.255.255 port 3000;
-  # 2. printers respond with a packet that originates from their port 3000, addressed to whichever port i sent from.
-  #
-  # TODO: can i generalize the SSDP rule from <hosts/common/net/upnp.nix> to be generic over port?
-  networking.firewall.extraCommands = with pkgs; lib.mkIf cfg.enabled ''
-    # originally for SSDP: <https://serverfault.com/a/911286>
-    # ipset -! means "don't fail if set already exists"
-    ${ipset}/bin/ipset create -! upnp hash:ip,port timeout 10
-    ${iptables}/bin/iptables -A OUTPUT -d 255.255.255.255/32 -p udp -m udp --dport 3000 -j SET --add-set upnp src,src --exist
-    ${iptables}/bin/iptables -A INPUT -p udp -m set --match-set upnp dst,dst -j ACCEPT
-
-    # IPv6 ruleset. ff02::/16 means *any* link-local multicast group (so this is probably more broad than it needs to be)
-    ${ipset}/bin/ipset create -! upnp6 hash:ip,port timeout 10 family inet6
-    ${iptables}/bin/ip6tables -A OUTPUT -d ff02::/16 -p udp -m udp --dport 3000 -j SET --add-set upnp6 src,src --exist
-    ${iptables}/bin/ip6tables -A INPUT -p udp -m set --match-set upnp6 dst,dst -j ACCEPT
-  '';
-}

hosts/common/programs/confy.nix

@@ -1,19 +0,0 @@
-{ ... }:
-{
-  sane.programs.confy = {
-    sandbox.net = "all";
-    sandbox.whitelistDri = true;
-    sandbox.whitelistWayland = true;
-    sandbox.mesaCacheDir = ".cache/net.kirgroup.confy/mesa";
-    sandbox.whitelistDbus.user.own = [ "net.kirgroup.confy" ];
-    sandbox.whitelistPortal = [
-      "NetworkMonitor"
-      "OpenURI"
-    ];
-
-    persist.byStore.private = [
-      ".cache/net.kirgroup.confy"
-      # ".local/share/net.kirgroup.confy"  #< empty
-    ];
-  };
-}

hosts/common/programs/conky/conky.conf

@@ -11,7 +11,6 @@
 
 conky.config = {
   out_to_wayland = true,
-  out_to_x = false,
   update_interval = 10,
 
   alignment = 'middle_middle',

hosts/common/programs/cups.nix

@@ -11,12 +11,11 @@ let
 in
 {
   sane.programs.cups = {
-    sandbox.method = null;  #< TODO: sandbox
     suggestedPrograms = [
       "system-config-printer"
     ];
   };
-  sane.programs.system-config-printer.sandbox.method = null;  #< TODO: sandbox
+  sane.programs.system-config-printer = {};
 
   services.printing = lib.mkIf cfg.enabled {
     enable = true;

hosts/common/programs/default.nix

@@ -5,7 +5,6 @@
     ./abaddon.nix
     ./aerc.nix
     ./alacritty.nix
-    ./alpaca.nix
     ./alsa-ucm-conf
     ./animatch.nix
     ./assorted.nix
@@ -14,7 +13,6 @@
     ./avahi.nix
     ./bemenu.nix
     ./bitcoin-cli.nix
-    ./blanket.nix
     ./blueberry.nix
     ./blueman.nix
     ./bonsai.nix
@@ -28,12 +26,9 @@
     ./cantata.nix
     ./capsh.nix
     ./captree.nix
-    ./cargo.nix
-    ./cassini.nix
     ./catt.nix
     ./celeste64.nix
     ./chatty.nix
-    ./confy.nix
     ./conky
     ./cozy.nix
     ./cups.nix
@@ -59,7 +54,6 @@
     ./evince.nix
     ./evolution-data-server.nix
     ./exiftool.nix
-    ./expect.nix
     ./fcitx5.nix
     ./feedbackd.nix
     ./fftest.nix
@@ -86,11 +80,10 @@
     ./gnome-frog.nix
     ./gnome-keyring
     ./gnome-maps.nix
-    ./gnome-sound-recorder.nix
     ./gnome-weather.nix
     ./go2tv.nix
     ./gocryptfs.nix
-    ./gpodder
+    ./gpodder.nix
     ./gpsd.nix
     ./gps-share.nix
     ./grimshot.nix
@@ -103,7 +96,6 @@
     ./haredoc.nix
     ./helix.nix
     ./htop
-    ./htpasswd.nix
     ./iio-sensor-proxy.nix
     ./imagemagick.nix
     ./inkscape.nix
@@ -114,7 +106,6 @@
     ./komikku.nix
     ./koreader
     ./krita.nix
-    ./lddtree.nix
     ./less.nix
     ./lftp.nix
     ./lgtrombetta-compass.nix
@@ -127,7 +118,6 @@
     ./megapixels.nix
     ./megapixels-next.nix
     ./mepo.nix
-    ./mercurial
     ./mimeo
     ./mimetype.nix
     ./mmcli.nix
@@ -138,7 +128,6 @@
     ./nautilus.nix
     ./neovim
     ./networkmanager_dmenu
-    ./newelle.nix
     ./newsflash.nix
     ./nheko.nix
     ./nicotine-plus.nix
@@ -165,7 +154,6 @@
     ./playerctl.nix
     ./qmk-udev-rules.nix
     ./radicale.nix
-    ./readline.nix
     ./rhythmbox.nix
     ./ripgrep.nix
     ./rofi
@@ -185,22 +173,17 @@
     ./sblast
     ./schlock.nix
     ./seatd.nix
-    ./see-cat.nix
     ./sfeed.nix
     ./shadow.nix
     ./signal-desktop.nix
-    ./slack.nix
     ./sm64coopdx.nix
     ./sm64ex-coop.nix
     ./smartmontools.nix
-    ./socat.nix
-    ./sops.nix
     ./soundconverter.nix
     ./splatmoji.nix
     ./spot.nix
     ./spotify.nix
     ./steam.nix
-    ./ssh.nix
     ./stepmania.nix
     ./strings.nix
     ./sublime-music.nix
@@ -213,11 +196,9 @@
     ./switchboard.nix
     ./syshud.nix
     ./tangram.nix
-    ./tcpdump.nix
     ./tor-browser.nix
     ./tuba.nix
     ./unl0kr
-    ./uptime.nix
     ./v4l-utils.nix
     ./via.nix
     ./video-trimmer.nix
@@ -246,8 +227,6 @@
     ./zathura.nix
     ./zeal.nix
     ./zecwallet-lite.nix
-    ./zelda64recomp.nix
-    ./zoom-us.nix
     ./zulip.nix
     ./zsa-udev-rules.nix
     ./zfs-tools.nix

hosts/common/programs/dialect.nix

@@ -1,6 +1,15 @@
-{ ... }:
+{ pkgs, ... }:
 {
   sane.programs.dialect = {
+    packageUnwrapped = pkgs.dialect.overrideAttrs (upstream: {
+      # TODO: send upstream
+      # TODO: figure out how to get audio working
+      # TODO: move to runtimeDependencies?
+      buildInputs = upstream.buildInputs ++ [
+        pkgs.glib-networking  # for TLS
+      ];
+    });
+
     buildCost = 1;
 
     sandbox.wrapperType = "inplace";  # share/search_providers/ calls back into the binary, weird wrap semantics

hosts/common/programs/dino.nix

@@ -50,14 +50,13 @@ in
       };
     };
 
-    # packageUnwrapped = pkgs.dino.override {
-    #   # XXX(2024/04/24): build without echo cancelation (i.e. force WITH_VOICE_PROCESSOR to be undefined).
-    #   # this means that if the other end of the call is on speaker phone, i'm liable to hear my own voice
-    #   # leave their speaker, enter their mic, and then return to me.
-    #   # the benefit is a >50% reduction in CPU use. insignificant on any modern PC; make-or-break on a low-power Pinephone.
-    #   # XXX(2025/05/16): this appears to no longer be optional
-    #   # webrtc-audio-processing_1 = null;
-    # };
+    packageUnwrapped = pkgs.dino.override {
+      # XXX(2024/04/24): build without echo cancelation (i.e. force WITH_VOICE_PROCESSOR to be undefined).
+      # this means that if the other end of the call is on speaker phone, i'm liable to hear my own voice
+      # leave their speaker, enter their mic, and then return to me.
+      # the benefit is a >50% reduction in CPU use. insignificant on any modern PC; make-or-break on a low-power Pinephone.
+      webrtc-audio-processing = null;
+    };
 
     # suggestedPrograms = [
     #   "gnome-keyring"

hosts/common/programs/dtrx.nix

@@ -1,25 +1,14 @@
 { pkgs, ... }:
 {
   sane.programs.dtrx = {
-    packageUnwrapped = (pkgs.dtrx.override {
+    packageUnwrapped = pkgs.dtrx.override {
       # `binutils` is the nix wrapper, which reads nix-related env vars
       # before passing on to e.g. `ld`.
       # dtrx probably only needs `ar` at runtime, not even `ld`.
-      # this is a "correctness" (and closure) fix, not a build or even runtime fix (probably)
       binutils = pkgs.binutils-unwrapped;
       # build without rpm support, since `rpm` package doesn't cross-compile.
-      # rpm = null;
-    }).overrideAttrs (upstream: {
-      # patches = (upstream.patches or []) ++ [
-      #   (pkgs.fetchpatch2 {
-      #     # https://github.com/dtrx-py/dtrx/pull/62
-      #     # this is needed for as long as i'm interacting with .tar.lz archives which are actually LZMA and not lzip.
-      #     name = "fix .tar.lz mapping";
-      #     url = "https://github.com/dtrx-py/dtrx/commit/ff379f1444b142bb461f26780e32f82e60856be2.patch";
-      #     hash = "sha256-WNz5i/iJqyxmZh/1mw6M8hWeiQdRvyhCta7gN/va6lQ=";
-      #   })
-      # ];
-    });
+      rpm = null;
+    };
     sandbox.whitelistPwd = true;
     sandbox.autodetectCliPaths = "existing";  #< for the archive
   };

hosts/common/programs/epiphany.nix

@@ -5,28 +5,23 @@
 # - touch-based scroll works well (for moby)
 # - URL bar constantly resets cursor to the start of the line as i type
 #   - maybe due to the URLbar suggestions getting in the way
-#
-# TODO: consider wrapping with `WEBKIT_USE_SINGLE_WEB_PROCESS=1` for better perf
-# - this runs all tabs in 1 process. which is fine, if i'm not a heavy multi-tabber
-{ lib, ... }:
+{ pkgs, ... }:
 {
   sane.programs.epiphany = {
     sandbox.wrapperType = "inplace";  # /share/epiphany/default-bookmarks.rdf refers back to /share; dbus files to /libexec
     sandbox.net = "clearnet";
     sandbox.whitelistAudio = true;
-    sandbox.whitelistDbus.user = true;  #< TODO: reduce. requires to support nested dbus proxy though.
-    # sandbox.whitelistDbus.user.own = [ "org.gnome.Epiphany" ];
-    # sandbox.whitelistPortal = [
-    #   # these are all speculative
-    #   "Camera"
-    #   "FileChooser"
-    #   "Location"
-    #   "OpenURI"
-    #   "Print"
-    #   "ProxyResolver"  #< required else it doesn't load websites
-    #   "ScreenCast"
-    # ];
-
+    sandbox.whitelistDbus.user.own = [ "org.gnome.Epiphany" ];
+    sandbox.whitelistPortal = [
+      # these are all speculative
+      "Camera"
+      "FileChooser"
+      "Location"
+      "OpenURI"
+      "Print"
+      "ProxyResolver"  #< required else it doesn't load websites
+      "ScreenCast"
+    ];
     # default sandboxing breaks rendering in weird ways. sites are super zoomed in / not scaled.
     # enabling DRI/DRM (as below) seems to fix that.
     sandbox.whitelistDri = true;
@@ -35,16 +30,30 @@
       ".config/epiphany"  #< else it gets angry at launch
       "tmp"
     ];
-    sandbox.extraPaths = [
-      # epiphany sandboxes *itself* with bwrap, and dbus-proxy which, confusingly, causes it to *require* these paths.
-      # TODO: these could maybe be mounted empty.
-      "/sys/block"
-      "/sys/bus"
-      "/sys/class"
-    ];
 
     buildCost = 2;
 
+    # XXX(2023/07/08): running on moby without `WEBKIT_DISABLE_SANDBOX...` fails, with:
+    # - `bwrap: Can't make symlink at /var/run: File exists`
+    # this could be due to:
+    # - epiphany is somewhere following a symlink into /var/run instead of /run
+    #   - (nothing in `env` or in this repo touches /var/run)
+    # - no xdg-desktop-portal is installed  (unlikely)
+    #
+    # a few other users have hit this, in different contexts:
+    # - <https://gitlab.gnome.org/GNOME/gnome-builder/-/issues/1164>
+    # - <https://github.com/flatpak/flatpak/issues/3477>
+    # - <https://github.com/NixOS/nixpkgs/issues/197085>
+    #
+    # TODO: consider `WEBKIT_USE_SINGLE_WEB_PROCESS=1` for better perf
+    # - this runs all tabs in 1 process. which is fine, if i'm not a heavy multi-tabber
+    packageUnwrapped = pkgs.epiphany.overrideAttrs (upstream: {
+      preFixup = ''
+        gappsWrapperArgs+=(
+          --set WEBKIT_DISABLE_SANDBOX_THIS_IS_DANGEROUS "1"
+        );
+      '' + (upstream.preFixup or "");
+    });
     persist.byStore.private = [
       ".cache/epiphany"
       ".local/share/epiphany"
@@ -60,39 +69,12 @@
       "x-scheme-handler/about" = desktop;
       "x-scheme-handler/unknown" = desktop;
     };
-    gsettings."org/gnome/epiphany" = with lib.gvariant; {
+    gsettings."org/gnome/epiphany" = {
       ask-for-default = false;
-      # homepage-url = "about:newtab";
-      search-engine-providers = [
-        # [
-        #   (mkDictionaryEntry "url" (mkVariant "https://www.bing.com/search?q=%s"))
-        #   (mkDictionaryEntry "bang" (mkVariant "!b"))
-        #   (mkDictionaryEntry "name" (mkVariant "Bing"))
-        # ]
-        [
-          (mkDictionaryEntry "url" (mkVariant "https://duckduckgo.com/?q=%s&t=epiphany&kd=-1"))
-          (mkDictionaryEntry "bang" (mkVariant "!ddg"))
-          (mkDictionaryEntry "name" (mkVariant "DuckDuckGo"))
-        ]
-        [
-          # serializes to: {'url': <'https://www.google.com/search?q=%s'>, 'bang': <'!g'>, 'name': <'Google'>},
-          (mkDictionaryEntry "url" (mkVariant "https://www.google.com/search?q=%s"))
-          (mkDictionaryEntry "bang" (mkVariant "!g"))
-          (mkDictionaryEntry "name" (mkVariant "Google"))
-        ]
-        [
-          (mkDictionaryEntry "url" (mkVariant "https://kagi.com/search?q=%s"))
-          (mkDictionaryEntry "bang" (mkVariant "!k"))
-          (mkDictionaryEntry "name" (mkVariant "Kagi"))
-        ]
-      ];
-      default-search-engine = "Kagi";
     };
     gsettings."org/gnome/epiphany/web" = {
-      # default-zoom-level = 1.0;
       enable-adblock = true;
       # enable-itp = false;  # ??
-      # enable-popups = true;
       enable-website-data-storage = true;
       remember-passwords = false;
     };

hosts/common/programs/expect.nix

@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-{
-  sane.programs.expect = {
-    packageUnwrapped = pkgs.linkBinIntoOwnPackage pkgs.expect "expect";
-    sandbox.enable = false;  #< it's typically used to launch programs
-  };
-}

hosts/common/programs/fftest.nix

@@ -1,26 +1,12 @@
 # fftest can test the haptics/vibrator on a phone:
 # - `fftest /dev/input/by-path/platform-vibrator-event`
 { pkgs, ... }:
-let
-  fftestOnly = pkgs.linkBinIntoOwnPackage pkgs.linuxConsoleTools "fftest";
-  #
-  # XXX(2025-03-24): upstream `linuxConsoleTools` depends on SDL, which doesn't cross compile.
-  # but `fftest` component doesn't use SDL, so if we build only that then it can cross compile:
-  # fftestOnly = pkgs.linuxConsoleTools.overrideAttrs (upstream: {
-  #   buildInputs = [ ];  #< disable SDL
-  #   buildFlags = (upstream.buildFlags or []) ++ [
-  #     "-C" "utils" "fftest"
-  #   ];
-
-  #   installPhase = ''
-  #     install -Dm755 utils/fftest $out/bin/fftest
-  #     install -Dm644 docs/fftest.1 $out/share/man/man1/fftest.1
-  #   '';
-  # });
-in
 {
   sane.programs.fftest = {
-    packageUnwrapped = fftestOnly;
+    packageUnwrapped = pkgs.linkIntoOwnPackage pkgs.linuxConsoleTools [
+      "bin/fftest"
+      "share/man/man1/fftest.1.gz"
+    ];
     sandbox.autodetectCliPaths = "existing";
   };
 }

hosts/common/programs/firefox/addons.nix

@@ -21,7 +21,7 @@ in
         enable = lib.mkDefault true;
       };
       bypass-paywalls-clean = {
-        enable = lib.mkDefault false;
+        enable = lib.mkDefault true;
       };
       # ctrl-shift-c-should-copy = {
       #   package = pkgs.firefox-extensions.ctrl-shift-c-should-copy;
@@ -44,9 +44,6 @@ in
       i-still-dont-care-about-cookies = {
         enable = lib.mkDefault false;  #< obsoleted by uBlock Origin annoyances/cookies lists
       };
-      kagi-search = {
-        enable = lib.mkDefault true;
-      };
       # open-in-mpv = {
       #   # test: `open-in-mpv 'mpv:///open?url=https://www.youtube.com/watch?v=dQw4w9WgXcQ'`
       #   package = pkgs.firefox-extensions.open-in-mpv;

hosts/common/programs/firefox/bookmarks.html

@@ -10,39 +10,32 @@
   <dl><p>
     <!-- XXX: if you want multiple aliases, declare the link twice WITH A DIFFERENT HREF= else firefox dedupes them (case-insensitively) -->
     <dt><a href="https://aur.archlinux.org/packages?O=0&K=%s" shortcuturl="aur">Search AUR
-    <dt><a href="https://doc.rust-lang.org/stable/std/index.html?search=Box" shortcuturl="rust">Search Rust stdlib
     <dt><a href="https://docs.rs/releases/search?query=%s" shortcuturl="docsrs">Search docs.rs
     <dt><a href="https://duckduckgo.com/?t=h_&q=%s" shortcuturl="ddg">Search DuckDuckGo
     <dt><a href="https://en.wikipedia.org/wiki/Special:Search?search=%s" shortcuturl="w">Search Wikipedia
     <dt><a href="https://github.com/nixos/nixpkgs/pulls?q=%s" shortcuturl="pr">Search nixpkgs PRs
     <dt><a href="https://github.com/search?type=repositories&q=%s" shortcuturl="gh">Search GitHub
-    <dt><a href="https://kagi.com/maps/infobox?q=%s" shortcuturl="maps">Search Kagi Maps
-    <dt><a href="https://kagi.com/search?q=%s" shortcuturl="kagi">Search with Kagi
     <dt><a href="https://lib.rs/search?q=%s" shortcuturl="librs">Search lib.rs (Rust)
     <dt><a href="https://myanimelist.net/search/all?cat=all&q=%s" shortcuturl="mal">Search MyAnimeList
-    <dt><a href="https://pypi.org/search/?q=%s" shortcuturl="pypi">Search PyPi PYthon Packaging Index
     <dt><a href="https://repology.org/projects/?maintainer=&category=&inrepo=&notinrepo=&repos=&families=&repos_newest=&families_newest=&search=%s" shortcuturl="repo">Search Repology - packages
     <dt><a href="https://search.nixos.org/options?channel=unstable&query=%s" shortcuturl="opt">Search NixOS Options
     <dt><a href="https://search.nixos.org/packages?channel=unstable&query=%s" shortcuturl="pkg">Search NixOS Packages
-    <dt><a href="https://soundcloud.com/search?q=%s" shortcuturl="sc">Search Soundcloud
     <!-- TODO: have kiwix load the first result if my search is an exact match -->
     <dt><a href="https://w.uninsane.org/viewer#search?books.name=wikipedia_en_all_maxi&pattern=%s" shortcuturl="wk">Search Wikipedia mirror
     <dt><a href="https://wiki.archlinux.org/index.php?title=Special%3ASearch&search=%s" shortcuturl="arch">Search ArchWiki
-    <dt><a href="https://wiki.nixos.org/w/index.php?search=kvm" shortcuturl="nixos">Search NixOS Wiki
+    <dt><a href="https://wiki.nixos.org/index.php?go=Go&search=%s" shortcuturl="nixos">Search NixOS Wiki
     <dt><a href="https://www.aliexpress.us/w/wholesale-%s.html" shortcuturl="ali">Search Aliexpress
     <dt><a href="https://www.aliexpress.us/w/wholesale-%s.html?" shortcuturl="aliexpress">Search Aliexpress
     <dt><a href="https://www.amazon.com/s/?k=%s" shortcuturl="am">Search Amazon
     <dt><a href="https://www.amazon.com/s/?k=%s&" shortcuturl="amazon">Search Amazon
     <dt><a href="https://www.ebay.com/sch/i.html?_sacat=0&_nkw=%s" shortcuturl="ebay">Search eBay
-    <dt><a href="https://www.etsy.com/search?q=%s" shortcuturl="etsy">Search Etsy
     <dt><a href="https://www.etymonline.com/search?q=%s" shortcuturl="etym">Search Etymonline
-    <dt><a href="https://www.google.com/maps/search/%s" shortcuturl="gmaps">Search Google Maps
+    <dt><a href="https://www.google.com/maps/search/%s" shortcuturl="maps">Search Google Maps
     <dt><a href="https://www.google.com/search?q=%s" shortcuturl="g">Search Google
     <dt><a href="https://www.google.com/search?q=%s&" shortcuturl="google">Search Google
     <dt><a href="https://www.google.com/search?tbm=shop&q=%s" shortcuturl="shopping">Search Google Shopping
     <dt><a href="https://www.google.com/search?tbm=vid&q=%s" shortcuturl="v">Search Google Videos
     <dt><a href="https://www.google.com/search?tbm=vid&q=%s&" shortcuturl="videos">Search Google Videos
-    <dt><a href="https://www.google.com/search?udm=2&q=%s" shortcuturl="i">Search Google Images
     <dt><a href="https://www.imdb.com/find/?q=%s" shortcuturl="imdb">Search Internet Movie DataBase
     <dt><a href="https://www.reddit.com/search/?q=%s" shortcuturl="reddit">Search Reddit
     <dt><a href="https://www.rottentomatoes.com/search?search=%s" shortcuturl="rt">Search Rotten Tomatoes

hosts/common/programs/firefox/browserpass.nix

@@ -43,10 +43,6 @@ in
       "knowledge/secrets/accounts"
     ];
 
-    # firefox learns about this package by looking in ~/.mozilla/native-messaging-hosts
-    fs.".mozilla/native-messaging-hosts/com.github.browserpass.native.json".symlink.target
-      = "${browserpass}//lib/mozilla/native-messaging-hosts/com.github.browserpass.native.json";
-
     # TODO: env.PASSWORD_STORE_DIR only needs to be present within the browser session.
     # alternative to PASSWORD_STORE_DIR:
     # fs.".password-store".symlink.target = "knowledge/secrets/accounts";

hosts/common/programs/firefox/default.nix

@@ -1,3 +1,6 @@
+# common settings to toggle (at runtime, in about:config):
+#   > security.ssl.require_safe_negotiation
+
 { config, lib, pkgs, ...}:
 let
   cfg = config.sane.programs.firefox.config;
@@ -16,9 +19,7 @@ let
       cfg.addons
   );
   addonSuggestedPrograms = lib.map (n: config.sane.programs."${n}") addonSuggestedProgramNames;
-  addonHomePaths = lib.concatMap
-    (p: p.sandbox.extraHomePaths ++ builtins.attrNames p.fs)
-    (addonSuggestedPrograms ++ nativeMessagingPrograms);
+  addonHomePaths = lib.concatMap (p: p.sandbox.extraHomePaths) (addonSuggestedPrograms ++ nativeMessagingPrograms);
 
   packageUnwrapped = let
     unwrapped = pkgs.firefox-unwrapped // {
@@ -31,8 +32,7 @@ let
     # inherit the default librewolf.cfg
     # it can be further customized via ~/.librewolf/librewolf.overrides.cfg
     libName = "firefox";
-    # XXX(2025-08-26): nativeMessagingHosts wrapping is broken! put things in ~/.mozilla/native-messaging-hosts/ instead.
-    # inherit nativeMessagingHosts;
+    inherit nativeMessagingHosts;
 
     nixExtensions = lib.concatMap (ext: lib.optional ext.enable ext.package) (builtins.attrValues cfg.addons);
 
@@ -48,10 +48,6 @@ let
     ]; # ++ pkgs.librewolf-pmos-mobile.extraPrefsFiles
 
     extraPolicies = {
-      # firefox policy schema is documented in <repo:mozilla-firefox/firefox:browser/components/enterprisepolicies/schemas/policies-schema.json>
-      # and <https://mozilla.github.io/policy-templates>
-      # however the bulk of them seem to not actually have any effect T_T
-      #
       # XXX(2024-12-02): using `nixExtensions` causes `about:debugging` to be blocked.
       # i guess this is because the page can install extensions, or something.
       # fuck that, enable it by brute force
@@ -60,18 +56,6 @@ let
           installation_mode = "allowed";
         };
       };
-      PasswordManagerEnabled = false;  #< TODO(2025-05-31): does this actually have an effect?
-      # see also ~/.mozilla/firefox/default/search.json.mozlz4
-      # (use mozlz4a package to view)
-      # XXX(2025-05-31): the below SearchEngines policy has no observable effect.
-      # SearchEngines = {
-      #   Add = [];
-      #   # Default = "search@kagi.comdefault";
-      #   Default = "ddg";  #< builtin
-      #   DefaultPrivate = "ddg";  #< builtin
-      #   PreventInstalls = false;
-      #   Remove = [];
-      # };
     };
   }).overrideAttrs (base: {
     nativeBuildInputs = (base.nativeBuildInputs or []) ++ [
@@ -230,10 +214,7 @@ in
     sandbox.net = "all";
     sandbox.whitelistAudio = true;
     sandbox.whitelistAvDev = true;  #< it doesn't seem to use pipewire, but direct /dev/videoN (as of 2024/09/12)
-    sandbox.whitelistDbus.user.own = [
-      "org.mozilla.firefox.*"
-      "org.mpris.MediaPlayer2.firefox.*"
-    ];
+    sandbox.whitelistDbus.user.own = [ "org.mozilla.firefox.*" ];
     sandbox.whitelistPortal = [
       "Camera"  # not sure if used
       # "Email"  # not sure if used
@@ -243,7 +224,6 @@ in
       "Print"  # not sure if used
       "ScreenCast"  # not sure if used
     ];
-    sandbox.whitelistSecurityKeys = true;
     sandbox.whitelistSendNotifications = true;
     sandbox.whitelistWayland = true;
     sandbox.extraHomePaths = [
@@ -274,10 +254,12 @@ in
 
     env.BROWSER = "firefox";  # used by misc tools like xdg-email, as fallback
 
-    fs.".mozilla/firefox/bookmarks.html".symlink.target = ./bookmarks.html;
+    fs = {
+      ".mozilla/firefox/bookmarks.html".symlink.target = ./bookmarks.html;
+
       # instruct Firefox to put the profile in a predictable directory (so we can do things like persist just it).
       # XXX: the directory *must* exist, even if empty; Firefox will not create the directory itself.
-    fs.".mozilla/firefox/profiles.ini".symlink.text = ''
+      ".mozilla/firefox/profiles.ini".symlink.text = ''
         [Profile0]
         Name=default
         IsRelative=1
@@ -288,113 +270,22 @@ in
         StartWithLastProfile=1
       '';
 
-    fs.".mozilla/firefox/user.js".symlink.target = ./user.js;
-    fs.".mozilla/firefox/default/search.json.mozlz4".symlink.target = let
-      drv = pkgs.stdenvNoCC.mkDerivation {
-        # Mozilla uses a custom compression scheme for `search.json` because they're ASSHOLES.
-        # seriously, why do you need to compress this 2 KiB file? and then why do you need to INVENT YOUR OWN COMPRESSION FORMAT FOR THAT?
-        # GET YOUR HEAD OUT OF YOUR ASS.
-        #
-        # search.json fields:
-        # - `metaData.defaultEngineIdHash`: this is a digest of the defaultEngineId _value_, plus some legalese text;
-        #   compute this either by manually updating the search engine in firefox and seeing what it generates,
-        #   or, see the code for it in <repo:nix-community/home-manager>
-        name = "search.json.mozlz4";
-        src = ./.;
-        nativeBuildInputs = with pkgs; [ mozlz4a ];
-        buildPhase = ''
-          mozlz4a ./search.json search.json.mozlz4
-        '';
-        installPhase = ''
-          install -D search.json.mozlz4 "$out"/search.json.mozlz4
-        '';
+      ".mozilla/firefox/user.js".symlink.target = ./user.js;
     };
-    in "${drv}/search.json.mozlz4";
 
     # flush the cache to disk to avoid it taking up too much tmp.
-    persist.byPath = let
-      maybePersist = if (cfg.persistData != null) then
+    persist.byPath.".cache/mozilla".store =
+      if (cfg.persistData != null) then
+        cfg.persistData
+      else
+        "ephemeral"
+    ;
+
+    persist.byPath.".mozilla/firefox/default".store =
+      if (cfg.persistData != null) then
         cfg.persistData
       else
         "ephemeral"
     ;
-    in {
-      ".cache/mozilla".store = maybePersist;
-      # storage consumes 80+ MB
-      # the other profile dirs take significantly less; < 20MB total
-      ".mozilla/firefox/default/storage".store = maybePersist;
-      # profile files (.mozilla/firefox/default/...):
-      # - addons.json
-      #   - regenerated on launch
-      # - addonStartup.json.lz4
-      #   - regenerated on next-next launch
-      # - bookmarkbackups/
-      # - bounce-tracking-protection.sqlite
-      #   - recreated on launch
-      # - cert9.db
-      #   - regenerated on launch
-      # - compatibility.ini
-      #   - regenerated on launch
-      # - containers.json
-      #   - regenerated on launch
-      # - content-prefs.sqlite
-      #   - recreated on launch
-      # - cookies.sqlite{,-wal}
-      #   - recreated on launch
-      # - crashes/
-      # - datareporting/
-      # - domain_to_categories.sqlite{,-journal}
-      #   - recreated on launch
-      # - enumerate_devices.txt
-      #   - recreated on launch
-      # - extension-preferences.json
-      #   - NOT recreated, but inconsequential to delete
-      # - extension-settings.json
-      #   - regenerated on launch
-      # - extension-store/
-      # - extension-store-menus/
-      # - extensions/
-      # - extensions.json
-      #   - regenerated on launch
-      # - failover.jsc
-      #   - regenerated on launch
-      # - favicons.sqlite{,-wal}
-      #   - regenerated on launch
-      # - formhistory.sqlite
-      #   - recreated on launch
-      # - handlers.json
-      #   - NOT recreated, but inconsequential to delete
-      # - key4.db
-      #   - recreated on launch
-      # - lock -> ...
-      # - minidumps/
-      # - permissions.sqlite
-      #   - recreated on launch
-      # - pkcs11.txt
-      #   - regenerated on launch
-      # - places.sqlite{,-wal}
-      #   - recreated on launch
-      # - prefs.js
-      #   - recreated on launch
-      # - protections.sqlite
-      #   - recreated on launch
-      # - search.json.mozlz4
-      #   - recreated on launch; loses any customized search engines
-      # - security_state/
-      # - serviceworker.txt
-      #   - NOT recreated, but inconsequential to delete
-      # - sessionCheckpoints.json
-      #   - recreated on launch
-      # - shield-preference-experiments.json
-      #   - NOT recreated, but inconsequential to delete
-      # - storage/
-      # - storage-sync-v2.sqlite
-      #   - recreated on launch
-      # - storage.sqlite
-      # - times.json
-      #   - recreated on launch
-      # - xulstore.json
-      #   - recreated on launch
-    };
   };
 }

hosts/common/programs/firefox/search.json

@@ -1,34 +0,0 @@
-{
-  "version": 12,
-  "engines": [
-    {
-      "id": "search@kagi.comdefault",
-      "_name": "Kagi",
-      "_loadPath": "[addon]search@kagi.com",
-      "_urls": [
-        {
-          "params": [],
-          "rels": [],
-          "template": "https://kagi.com/search?q={searchTerms}"
-        },
-        {
-          "params": [],
-          "rels": [],
-          "template": "https://kagi.com/api/autosuggest?q={searchTerms}",
-          "type": "application/x-suggestions+json"
-        }
-      ],
-      "_orderHint": null,
-      "_telemetryId": null,
-      "_filePath": null,
-      "_definedAliases": [
-        "@kagi"
-      ],
-      "_extensionID": "search@kagi.com"
-    }
-  ],
-  "metaData": {
-    "defaultEngineId": "search@kagi.comdefault",
-    "defaultEngineIdHash": "hrzTeftqb+2F9OI3GYJwG6XAMryJr8Eut/3f90YKv3k="
-  }
-}

hosts/common/programs/firefox/user.js

@@ -15,32 +15,19 @@
 // - number
 // anything else (e.g. arrays, objects) MUST be represented as strings (use backticks for multiline/raw strings)
 
-// COMMON SETTINGS TO TOGGLE (at runtime, in about:config)
-// defaultPref("security.ssl.require_safe_negotiation", false);
-
 ///// RESET UNWANTED ARKENFOX CHANGES
 // browser.sessionstore.privacy_level: 0, 1, 2
 // 0: persist partially-filled forms to disk, across browser restarts
 defaultPref("browser.sessionstore.privacy_level", 0);
-//
-// `enable_0rtt_data=true`: enable 0-round-trip TLS resumption, at the expense that MITM can replay the client's first packet.
-// defaultPref("security.tls.enable_0rtt_data", true);
-//
-// `require_safe_negotiation=false`: allow TLS 1.2 connections even to servers potentially vulnerable to CVE-2009-3555.
-// this allows a MITM attacker to prefix arbitrary data to my request.
-// as of 2025-07-20: 99.9% of sites support safe negotiation. 0.1% do not;
-//                   google-chrome, epiphany, and stock firefox (not arkenfox) do not enforce safe negotiation.
-// - <https://lwn.net/Articles/362234/>
-// defaultPref("security.ssl.require_safe_negotiation", false);
-//
+// enable 0-round-trip TLS resumption, at the expense that MITM can replay the client's first packet.
+defaultPref("security.tls.enable_0rtt_data", true);
 // OCSP queries SSL cert revocation status on every connect; that means letting a 3rd party know every site you visit.
 // disable that, how in hell is that good for privacy.
 // N.B.: i'm pretty sure this keeps CRlite enabled, which is the better implementation of cert revocation (i.e. performed locally).
 // see: <https://blog.mozilla.org/security/2020/01/09/crlite-part-1-all-web-pki-revocations-compressed/>
 defaultPref("security.OCSP.enabled", 0);
-//
-// `security.OCSP.require=false`: if we can't query the revocation status of a SSL cert because
-// the issuer is offline, treat it as unrevoked.
+// if we can't query the revocation status of a SSL cert because the issuer is offline,
+// treat it as unrevoked.
 // see: <https://librewolf.net/docs/faq/#im-getting-sec_error_ocsp_server_error-what-can-i-do>
 defaultPref("security.OCSP.require", false);
 defaultPref("browser.display.use_system_colors", true);
@@ -120,8 +107,6 @@ defaultPref("network.protocol-handler.external.xdg-open", true); // for firefox-
 defaultPref("network.protocol-handler.external.mpv", true); // for open-in-mpv extension
 defaultPref("network.protocol-handler.external.element", true); // for Element matrix client
 defaultPref("network.protocol-handler.external.matrix", true); // for Nheko matrix client
-defaultPref("network.protocol-handler.external.slack", true); // for official Slack desktop app
-defaultPref("network.protocol-handler.external.zoommtg", true); // for official zoom desktop app
 
 // statically configure bookmarks.
 // notably, these bookmarks have "shortcut url" fields:
@@ -140,23 +125,6 @@ defaultPref("trailhead.firstrun.didSeeAboutWelcome", true);
 defaultPref("browser.aboutConfig.showWarning", false);
 defaultPref("browser.shell.checkDefaultBrowser", false);
 
-// disable extension updates
-defaultPref("extensions.update.autoUpdateDefault", false);
-defaultPref("extensions.update.enabled", false);
-defaultPref("extensions.systemAddon.update.enabled", false);
-// wipe the URIs used to check for updates, as a precaution.
-defaultPref("extensions.update.url", "");
-defaultPref("extensions.update.background.url", "");
-defaultPref("extensions.systemAddon.update.url", "");
-
-// also disable app-level auto-updates
-defaultPref("app.update.auto", false);
-
-// disable "safe browsing", in which my browser asks Google whether a site is malicious or not, for every site i visit (?)
-defaultPref("browser.safebrowsing.blockedURIs.enabled", false);
-defaultPref("browser.safebrowsing.downloads.enabled", false);
-defaultPref("browser.safebrowsing.malware.enabled", false);
-defaultPref("browser.safebrowsing.phishing.enabled", false);
 
 // browser.engagement.sidebar-button.has-used
 // browser.migration.version = 150

hosts/common/programs/flare-signal.nix

@@ -11,9 +11,7 @@
 # - linking flare to iOS signal "works", but neither side can exchange messages nor contacts
 #   in iOS i see "A message from Colin could not be delivered"
 # - registering as primary device does not work ("you are not authorized", or some such)
-### compatibility (2025-07-05):
-# - registering as primary device works, via JMP.chat tel.
-# - no apparent way to create chats, though allegedly i can still be invited to existing chats.
+#
 ### debugging:
 # - `RUST_LOG=flare=trace flare`
 #
@@ -68,15 +66,8 @@
 { pkgs, ... }:
 {
   sane.programs.flare-signal = {
-    # packageUnwrapped = pkgs.flare-signal-nixified;
-    packageUnwrapped = pkgs.flare-signal.overrideAttrs (upstream: {
-      postPatch = (upstream.postPatch or "") + ''
-        # enable the "Primary Device" button (beta).
-        # or setenv FLARE_ENABLE_PRIMARY_DEVICE=1
-        substituteInPlace data/resources/ui/setup_window.blp \
-          --replace 'sensitive: false;' ""
-      '';
-    });
+    packageUnwrapped = pkgs.flare-signal-nixified;
+    # packageUnwrapped = pkgs.flare-signal;
     persist.byStore.private = [
       # everything: conf, state, files, all opaque
       ".local/share/flare"

hosts/common/programs/fontconfig.nix

@@ -9,11 +9,27 @@
 let
   # see: <repo:nixos/nixpkgs:nixos/modules/config/fonts/fontconfig.nix>
   # and: <repo:nixos/nixpkgs:pkgs/development/libraries/fontconfig/make-fonts-cache.nix>
-  # nixpkgs creates a fontconfig cache, which covers 99% of apps.
-  # if build-time caching fails for some reason, then fonts are cached at runtime, in ~/.cache/fontconfig,
+  # nixpkgs creates a fontconfig cache, but only when *not* cross compiling.
+  # but the alternative is that fonts are cached purely at runtime, in ~/.cache/fontconfig,
   # and that needs to either be added to the sandbox of *every* app,
   # or font-heavy apps are several *seconds* slower to launch.
-
+  #
+  # TODO: upstream this into `make-fonts-cache.nix`?
+  cache = (pkgs.makeFontsCache { fontDirectories = config.fonts.packages; }).overrideAttrs (upstream: {
+    buildCommand = lib.replaceStrings
+      [ "fc-cache" ]
+      [ "${pkgs.stdenv.hostPlatform.emulator pkgs.buildPackages} ${lib.getExe' pkgs.fontconfig.bin "fc-cache"}" ]
+      upstream.buildCommand
+    ;
+  });
+  cacheConf = pkgs.writeTextDir "etc/fonts/conf.d/01-nixos-cache-cross.conf" ''
+    <?xml version='1.0'?>
+    <!DOCTYPE fontconfig SYSTEM 'urn:fontconfig:fonts.dtd'>
+    <fontconfig>
+      <!-- Pre-generated font caches -->
+      <cachedir>${cache}</cachedir>
+    </fontconfig>
+  '';
   noUserCacheConf = pkgs.runCommandNoCC "etc-fonts-fonts.conf-no-user" {} ''
     cp ${pkgs.fontconfig.out}/etc/fonts/fonts.conf .
     substituteInPlace fonts.conf \
@@ -58,13 +74,16 @@ in
       ];
     };
 
-    fontconfig.confPackages = lib.mkBefore [
+    fontconfig.confPackages = lib.mkBefore ([
       # XXX(2024-12-18): electron apps (signal-desktop, discord) duplicate the entire font cache (1-2MB) to ~/.cache/fontconfig
       # just to update a tiny section (4KB).
       # patch instead to not have a user font cache. they will work, but complain "Fontconfig error: No writable cache directories".
       # proper fix: see if electron apps need some specific font i'm missing, or are just being dumb?
       noUserCacheConf
-    ];
+    ] ++ lib.optionals (pkgs.stdenv.hostPlatform != pkgs.stdenv.buildPlatform) [
+      # nixpkgs builds a cache file, but only for non-cross. i want it always, so add my own cache -- but ONLY for cross.
+      cacheConf
+    ]);
 
     #vvv enables dejavu_fonts, freefont_ttf, gyre-fonts, liberation_ttf, unifont, noto-fonts-emoji
     enableDefaultPackages = false;

hosts/common/programs/fractal.nix

@@ -11,7 +11,6 @@
 # - now you can send messages, and read messages in unencrypted rooms, but not read messages from encrypted rooms.
 # to fix encrypted message receipt:
 # - start from above (fractal closed, no ~/.local/share/fractal/*)
-# - use `sane-wipe fractal` and restart fractal & verify your session, OR:
 # - in ~/.local/share/keyrings/Default_keyring.keyring:
 #   - find the entry that says "display-name=Fractal: Matrix credentials for <mxid>"
 #   - remove that entry and all associated entries (i.e. ones with same number but different :attributeN)

hosts/common/programs/git.nix

@@ -18,10 +18,6 @@ in
         rm "$out/bin/git-jump"
       '';
     });
-    suggestedPrograms = [
-      "difftastic"
-      "ssh"
-    ];
     sandbox.net = "clearnet";
     sandbox.whitelistPwd = true;
     sandbox.autodetectCliPaths = "parent";  # autodetection is necessary for git-upload-pack; "parent" so that `git mv` works
@@ -31,8 +27,8 @@ in
       "knowledge"
       "nixos"
       "ref"
+      ".ssh/id_ed25519"  # for ssh-auth'd remotes
     ];
-    sandbox.whitelistSsh = true;
     fs.".config/git/config".symlink.text = mkCfg {
       # top-level options documented:
       # - <https://git-scm.com/docs/git-config#_variables>
@@ -48,7 +44,6 @@ in
       alias.d       = "difftool";
       alias.dif     = "diff";  # common typo
       alias.difsum  = "diff --compact-summary";  #< show only the list of files which changed, not contents
-      alias.pul     = "pull";  # common typo
       alias.rb      = "rebase";
       alias.reset-head = "reset --hard HEAD";
       alias.st      = "status";
@@ -59,7 +54,7 @@ in
       # - <https://difftastic.wilfred.me.uk/git.html>
       diff.tool = "difftastic";
       difftool.prompt = false;
-      "difftool \"difftastic\"".cmd = ''difft "$LOCAL" "$REMOTE"'';
+      "difftool \"difftastic\"".cmd = ''${lib.getExe pkgs.difftastic} "$LOCAL" "$REMOTE"'';
       # now run `git difftool` to use difftastic git
 
       # render dates as YYYY-MM-DD HH:MM:SS +TZ

hosts/common/programs/gnome-contacts.nix

@@ -1,19 +1,6 @@
 { pkgs, ... }: {
   sane.programs.gnome-contacts = {
-    packageUnwrapped = (pkgs.gnome-contacts.override {
-      evolution-data-server-gtk4 = pkgs.evolution-data-server-gtk4.override {
-        # drop webkitgtk_6_0 dependency.
-        # it's normally cached, but if modifying low-level deps (e.g. pipewire) it's nice to not have to rebuild it,
-        # especially since `gnome-contacts` is part of `moby-min`.
-        withGtk4 = false;
-      };
-      folks = pkgs.folks.override {
-        evolution-data-server-gtk4 = pkgs.evolution-data-server-gtk4.override {
-          # drop webkitgtk_6_0 dependency.
-          withGtk4 = false;
-        };
-      };
-    }).overrideAttrs (upstream: {
+    packageUnwrapped = pkgs.gnome-contacts.overrideAttrs (upstream: {
       # patches = (upstream.patches or []) ++ [
       #   # optional danctnix patch to allow clicking on the telephone to open the calls app,
       #   # however it's frequently in need of rebasing

hosts/common/programs/gnome-keyring/default.nix

@@ -19,26 +19,37 @@
       ".local/share/keyrings"
     ];
 
-    services.gnome-keyring = {
-      description = "gnome-keyring-daemon: secret provider";
-      partOf = [ "graphical-session" ];
-      command = let
-        default_keyring = pkgs.writeText "Default_keyring.keyring" ''
+    fs.".local/share/keyrings/default" = {
+      file.text = "Default_keyring.keyring";  #< no trailing newline
+      # wantedBy = [ config.sane.fs."${config.sane.persist.stores.private.origin}".unit ];
+      # wantedBeforeBy = [  #< don't create this as part of `multi-user.target`
+      #   "gnome-keyring.service"  # TODO: sane.programs should declare this dependency for us
+      # ];
+    };
+    # N.B.: certain keyring names have special significance
+    # `login.keyring` is forcibly encrypted to the user's password, so that pam gnome-keyring can unlock it on login.
+    # - it does this re-encryption forcibly, any time it wants to write to the keyring.
+    fs.".local/share/keyrings/Default_keyring.keyring" = {
+      file.text = ''
         [keyring]
         display-name=Default keyring
         lock-on-idle=false
         lock-after=false
       '';
+      # wantedBy = [ config.sane.fs."${config.sane.persist.stores.private.origin}".unit ];
+      # wantedBeforeBy = [  #< don't create this as part of `multi-user.target`
+      #   "gnome-keyring.service"
+      # ];
+    };
+
+    services.gnome-keyring = {
+      description = "gnome-keyring-daemon: secret provider";
+      partOf = [ "graphical-session" ];
+      command = let
         gkr-start = pkgs.writeShellScriptBin "gnome-keyring-daemon-start" ''
           set -eu
           # XXX(2024-09-05): this service races with the creation of the keyrings directory, so wait for it to appear
           test -e ~/.local/share/keyrings
-          # N.B.: certain keyring names have special significance
-          # `login.keyring` is forcibly encrypted to the user's password, so that pam gnome-keyring can unlock it on login.
-          # - it does this re-encryption forcibly, any time it wants to write to the keyring.
-          echo -n "Default_keyring" > ~/.local/share/keyrings/default
-          cp ${default_keyring} --update=none ~/.local/share/keyrings/Default_keyring.keyring
-
           mkdir -m 0700 -p $XDG_RUNTIME_DIR/keyring
           exec gnome-keyring-daemon --start --foreground --components=secrets
         '';

hosts/common/programs/gnome-sound-recorder.nix

@@ -1,13 +0,0 @@
-{ ... }:
-{
-  sane.programs.gnome-sound-recorder = {
-    sandbox.wrapperType = "inplace";  #< the binary lives in `share/org.gnome.SoundRecorder`, for some reason.
-    sandbox.whitelistAudio = true;
-    sandbox.whitelistWayland = true;
-    sandbox.extraHomePaths = [
-      ".local/share/org.gnome.SoundRecorder"  #< this is where it saves recordings
-      # additionally, gnome-sound-recorder has the option to "export" audio out of this directory:
-      # opens a file chooser for where to save the file (maybe via the portal??)
-    ];
-  };
-}