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servo: lemmy/lemmy-ui: harden

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Colin
2024-07-29 01:07:22 +00:00
parent bce81d0487
commit dc053149d0
1 changed files with 30 additions and 0 deletions
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hosts/by-name/servo/services/lemmy.nix
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@@ -74,6 +74,36 @@ in {
sane.dns.zones."uninsane.org".inet.CNAME."lemmy" = "native";
systemd.services.lemmy-ui = {
# hardening (systemd-analyze security lemmy-ui)
# TODO: upstream into nixpkgs
serviceConfig.LockPersonality = true;
serviceConfig.NoNewPrivileges = true;
# serviceConfig.MemoryDenyWriteExecute = true; #< it uses v8, JIT
serviceConfig.PrivateDevices = true;
serviceConfig.PrivateMounts = true;
serviceConfig.PrivateTmp = true;
serviceConfig.PrivateUsers = true;
serviceConfig.ProcSubset = "pid";
serviceConfig.ProtectClock = true;
serviceConfig.ProtectControlGroups = true;
serviceConfig.ProtectHome = true;
serviceConfig.ProtectHostname = true;
serviceConfig.ProtectKernelLogs = true;
serviceConfig.ProtectKernelModules = true;
serviceConfig.ProtectKernelTunables = true;
serviceConfig.ProtectProc = "invisible";
serviceConfig.ProtectSystem = "strict";
serviceConfig.RemoveIPC = true;
serviceConfig.RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6";
serviceConfig.RestrictNamespaces = true;
serviceConfig.RestrictSUIDSGID = true;
serviceConfig.SystemCallArchitectures = "native";
# serviceConfig.SystemCallFilter = [ "@system-service" ]; #< TODO: this crashes; it needs more
};
#v DO NOT REMOVE: defaults to 0.3, instead of latest, so always need to explicitly set this.
services.pict-rs.package = pict-rs;