snapper: enable for ALL hosts
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@@ -53,31 +53,4 @@
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# TODO(2025-01-01): re-enable once rocm build is fixed: <https://github.com/NixOS/nixpkgs/pull/367695>
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# hardware.amdgpu.opencl.enable = true; # desktop (AMD's opencl implementation AKA "ROCM"); probably required for ollama
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# snapper: btrfs auto-snapshots:
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# - <https://wiki.archlinux.org/title/Snapper>
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# - `man snapper-configs`
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#
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# to list snapshots: `snapper list`
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# to take a snapshot: `snapper create` or `systemctl start snapper-timeline.service`
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#
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# FIRST TIME SETUP:
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# - `sudo btrfs subvolume create /nix/persist`
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# - if migrating from a non-subvol `/nix/persist`, then:
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# - `sudo btrfs subvolume create /nix/persist.new`
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# - `sudo cp --archive --one-file-system --reflink=always /nix/persist/. /nix/persist.new`
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# - `sudo bash -c 'mv /nix/persist /nix/persist.old && mv /nix/persist.new /nix/persist`
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# - `sudo btrfs subvolume create /nix/persist/.snapshots`
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# - reboot (else all snapper calls will fail due to dbus errors)
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services.snapper.configs.root = {
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SUBVOLUME = "/nix/persist";
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ALLOW_USERS = [ "colin" ];
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TIMELINE_CLEANUP = true; # remove old snapshots every 24h
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TIMELINE_CREATE = true; # take a snapshot every hour
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TIMELINE_LIMIT_HOURLY = 12;
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TIMELINE_LIMIT_DAILY = 7; # keep snapshots for 1d ago, 2d ago, ... 7day ago
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TIMELINE_LIMIT_WEEKLY = 4; # keep snapshots for 7d ago, 14d ago, 21d ago, 28d ago
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TIMELINE_LIMIT_MONTHLY = 0;
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TIMELINE_LIMIT_YEARLY = 0;
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};
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}
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@@ -14,6 +14,7 @@
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./programs
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./quirks.nix
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./secrets.nix
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./snapper.nix
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./ssh.nix
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./systemd.nix
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./users
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29
hosts/common/snapper.nix
Normal file
29
hosts/common/snapper.nix
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@@ -0,0 +1,29 @@
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{ ... }:
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{
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# snapper: btrfs auto-snapshots:
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# - <https://wiki.archlinux.org/title/Snapper>
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# - `man snapper-configs`
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#
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# to list snapshots: `snapper list`
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# to take a snapshot: `snapper create` or `systemctl start snapper-timeline.service`
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#
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# FIRST TIME SETUP:
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# - `sudo btrfs subvolume create /nix/persist`
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# - if migrating from a non-subvol `/nix/persist`, then:
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# - `sudo btrfs subvolume create /nix/persist.new`
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# - `sudo cp --archive --one-file-system --reflink=always /nix/persist/. /nix/persist.new`
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# - `sudo bash -c 'mv /nix/persist /nix/persist.old && mv /nix/persist.new /nix/persist`
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# - `sudo btrfs subvolume create /nix/persist/.snapshots`
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# - reboot (else all snapper calls will fail due to dbus errors)
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services.snapper.configs.root = {
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SUBVOLUME = "/nix/persist";
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ALLOW_USERS = [ "colin" ];
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TIMELINE_CLEANUP = true; # remove old snapshots every 24h
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TIMELINE_CREATE = true; # take a snapshot every hour
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TIMELINE_LIMIT_HOURLY = 12;
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TIMELINE_LIMIT_DAILY = 7; # keep snapshots for 1d ago, 2d ago, ... 7day ago
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TIMELINE_LIMIT_WEEKLY = 4; # keep snapshots for 7d ago, 14d ago, 21d ago, 28d ago
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TIMELINE_LIMIT_MONTHLY = 0;
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TIMELINE_LIMIT_YEARLY = 0;
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};
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}
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