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author | Ismaël Bouya <ismael.bouya@normalesup.org> | 2021-09-13 01:00:43 +0200 |
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committer | Ismaël Bouya <ismael.bouya@normalesup.org> | 2021-10-15 23:15:02 +0200 |
commit | 27dd65fc95a91155367acbe15754dc22c8869552 (patch) | |
tree | 73e85423c5b359c87e51749f7791cda61a900315 /modules | |
parent | def6ad9963ed6f3f81fddea854f2a7b110dd5183 (diff) | |
download | Nix-27dd65fc95a91155367acbe15754dc22c8869552.tar.gz Nix-27dd65fc95a91155367acbe15754dc22c8869552.tar.zst Nix-27dd65fc95a91155367acbe15754dc22c8869552.zip |
Add filesWatcher flake
Diffstat (limited to 'modules')
-rw-r--r-- | modules/default.nix | 3 | ||||
-rw-r--r-- | modules/filesWatcher.nix | 61 |
2 files changed, 2 insertions, 62 deletions
diff --git a/modules/default.nix b/modules/default.nix index 7ce1cc2..5359e9c 100644 --- a/modules/default.nix +++ b/modules/default.nix | |||
@@ -1,10 +1,11 @@ | |||
1 | let | 1 | let |
2 | flakeCompat = import ../lib/flake-compat.nix; | 2 | flakeCompat = import ../lib/flake-compat.nix; |
3 | flakeLib = (flakeCompat ../flakes/lib).lib; | ||
3 | in | 4 | in |
4 | { | 5 | { |
5 | myids = (flakeCompat ../flakes/myuids).nixosModule; | 6 | myids = (flakeCompat ../flakes/myuids).nixosModule; |
6 | secrets = ./secrets.nix; | 7 | secrets = ./secrets.nix; |
7 | filesWatcher = ./filesWatcher.nix; | 8 | filesWatcher = flakeLib.withNarKeyCompat flakeCompat ../flakes/files-watcher "nixosModule"; |
8 | 9 | ||
9 | webstats = ./webapps/webstats; | 10 | webstats = ./webapps/webstats; |
10 | diaspora = ./webapps/diaspora.nix; | 11 | diaspora = ./webapps/diaspora.nix; |
diff --git a/modules/filesWatcher.nix b/modules/filesWatcher.nix deleted file mode 100644 index 4444027..0000000 --- a/modules/filesWatcher.nix +++ /dev/null | |||
@@ -1,61 +0,0 @@ | |||
1 | { lib, config, pkgs, ... }: | ||
2 | with lib; | ||
3 | let | ||
4 | cfg = config.services.filesWatcher; | ||
5 | in | ||
6 | { | ||
7 | options = { | ||
8 | services.filesWatcher = with types; mkOption { | ||
9 | default = {}; | ||
10 | description = '' | ||
11 | Files to watch and trigger service reload or restart of service | ||
12 | when changed. | ||
13 | ''; | ||
14 | type = attrsOf (submodule { | ||
15 | options = { | ||
16 | restart = mkEnableOption "Restart service rather than reloading it"; | ||
17 | paths = mkOption { | ||
18 | type = listOf str; | ||
19 | description = '' | ||
20 | Paths to watch that should trigger a reload of the | ||
21 | service | ||
22 | ''; | ||
23 | }; | ||
24 | waitTime = mkOption { | ||
25 | type = int; | ||
26 | default = 5; | ||
27 | description = '' | ||
28 | Time to wait before reloading/restarting the service. | ||
29 | Set 0 to not wait. | ||
30 | ''; | ||
31 | }; | ||
32 | }; | ||
33 | }); | ||
34 | }; | ||
35 | }; | ||
36 | |||
37 | config.systemd.services = attrsets.mapAttrs' (name: icfg: attrsets.nameValuePair | ||
38 | "${name}Watcher" { | ||
39 | description = "${name} reloader"; | ||
40 | after = [ "network.target" ]; | ||
41 | script = let | ||
42 | action = if icfg.restart then "restart" else "reload"; | ||
43 | in '' | ||
44 | # Service may be stopped during file modification (e.g. activationScripts) | ||
45 | if ${pkgs.systemd}/bin/systemctl --quiet is-active ${name}.service; then | ||
46 | ${pkgs.coreutils}/bin/sleep ${toString icfg.waitTime} | ||
47 | ${pkgs.systemd}/bin/systemctl ${action} ${name}.service | ||
48 | fi | ||
49 | ''; | ||
50 | serviceConfig = { | ||
51 | Type = "oneshot"; | ||
52 | }; | ||
53 | } | ||
54 | ) cfg; | ||
55 | config.systemd.paths = attrsets.mapAttrs' (name: icfg: attrsets.nameValuePair | ||
56 | "${name}Watcher" { | ||
57 | wantedBy = [ "multi-user.target" ]; | ||
58 | pathConfig.PathChanged = icfg.paths; | ||
59 | } | ||
60 | ) cfg; | ||
61 | } | ||