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authortv <tv@krebsco.de>2021-12-23 20:16:34 +0100
committertv <tv@krebsco.de>2021-12-23 20:18:28 +0100
commitd4521eb339a47c52c5e8f7d82969b54f6dce1e9c (patch)
treece1c6a04cf6d78b8a3a04c10b045ca4e0541a114
parent1cf495d6eb113541dfa1667f03f7edd10c2217b1 (diff)
krebs.systemd: allow reload if credentials change
-rw-r--r--krebs/3modules/systemd.nix19
1 files changed, 16 insertions, 3 deletions
diff --git a/krebs/3modules/systemd.nix b/krebs/3modules/systemd.nix
index 00538d5f3..6b0fe9672 100644
--- a/krebs/3modules/systemd.nix
+++ b/krebs/3modules/systemd.nix
@@ -5,6 +5,19 @@
default = {};
type = lib.types.attrsOf (lib.types.submodule {
options = {
+ ifCredentialsChange = lib.mkOption {
+ default = "restart";
+ description = ''
+ Whether to reload or restart the service whenever any its
+ credentials change. Only credentials with an absolute path in
+ LoadCredential= are supported.
+ '';
+ type = lib.types.enum [
+ "reload"
+ "restart"
+ null
+ ];
+ };
serviceConfig.LoadCredential = lib.mkOption {
apply = lib.toList;
type =
@@ -33,7 +46,7 @@
};
}
++
- map (path: let
+ lib.optionals (cfg.ifCredentialsChange != null) (map (path: let
triggerName = "trigger-${lib.systemd.encodeName path}";
in {
paths.${triggerName} = {
@@ -44,11 +57,11 @@
serviceConfig = {
Type = "oneshot";
ExecStart = lib.singleton (toString [
- "${pkgs.systemd}/bin/systemctl restart"
+ "${pkgs.systemd}/bin/systemctl ${cfg.ifCredentialsChange}"
(lib.shell.escape serviceName)
]);
};
};
- }) paths
+ }) paths)
) config.krebs.systemd.services));
}