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home-manager/modules/services/lorri.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.lorri;
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in {
meta.maintainers = [ maintainers.gerschtli maintainers.nyarly ];
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options.services.lorri = {
enable = mkEnableOption "lorri build daemon";
enableNotifications = mkEnableOption "lorri build notifications";
package = mkOption {
type = types.package;
default = pkgs.lorri;
defaultText = literalExpression "pkgs.lorri";
description = "Which lorri package to install.";
};
nixPackage = mkOption {
type = types.package;
default = pkgs.nix;
defaultText = literalExpression "pkgs.nix";
example = literalExpression "pkgs.nixVersions.unstable";
description = "Which nix package to use.";
};
};
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config = mkIf cfg.enable {
assertions = [
(lib.hm.assertions.assertPlatform "services.lorri" pkgs
lib.platforms.linux)
];
home.packages = [ cfg.package ];
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systemd.user = {
services.lorri = {
Unit = {
Description = "lorri build daemon";
Requires = "lorri.socket";
After = "lorri.socket";
RefuseManualStart = true;
};
Service = {
ExecStart = "${cfg.package}/bin/lorri daemon";
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PrivateTmp = true;
ProtectSystem = "strict";
ProtectHome = "read-only";
ReadWritePaths = [
# /run/user/1000 for the socket
"%t"
# Needs to update own cache
"%C/lorri"
# Needs %C/nix/fetcher-cache-v1.sqlite
"%C/nix"
"/nix/var/nix/gcroots/per-user/%u"
];
CacheDirectory = [ "lorri" ];
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Restart = "on-failure";
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Environment = let
path = with pkgs;
makeSearchPath "bin" [ cfg.nixPackage gitMinimal gnutar gzip ];
in [ "PATH=${path}" ];
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};
};
sockets.lorri = {
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Unit = { Description = "Socket for lorri build daemon"; };
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Socket = {
ListenStream = "%t/lorri/daemon.socket";
RuntimeDirectory = "lorri";
};
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Install = { WantedBy = [ "sockets.target" ]; };
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};
services.lorri-notify = mkIf cfg.enableNotifications {
Unit = {
Description = "lorri build notifications";
After = "lorri.service";
Requires = "lorri.service";
};
Service = {
ExecStart = let
jqFile = ''
(
(.Started? | values | "Build starting in \(.nix_file)"),
(.Completed? | values | "Build complete in \(.nix_file)"),
(.Failure? | values | "Build failed in \(.nix_file)")
)
'';
notifyScript = pkgs.writeShellScript "lorri-notify" ''
lorri internal stream-events --kind live \
| jq --unbuffered '${jqFile}' \
| xargs -n 1 notify-send "Lorri Build"
'';
in toString notifyScript;
Restart = "on-failure";
Environment = let
path = makeSearchPath "bin"
(with pkgs; [ bash jq findutils libnotify cfg.package ]);
in "PATH=${path}";
};
};
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};
};
}