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feat(nix): enhance systemd-email-notify service configuration

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- Added `StartLimitIntervalSec` and `StartLimitBurst` for `ntfy-failure@` unit.
- Refactored `ExecStart` into `script` for improved readability.
- Adjusted `scriptArgs` from `%I` to `%i`.
This commit is contained in:
Harald Hoyer 2026-04-07 10:38:16 +02:00
parent e9bce3fd6a
commit bcdaa091eb
1 changed files with 20 additions and 15 deletions
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35
modules/nixos/services/systemd-email-notify/default.nix
View file

@ -33,9 +33,10 @@ let
ERRMAIL
'';
onFailureUnits =
[ "email@%n.service" ]
++ optionals (cfg.ntfy.tokenFile != null) [ "ntfy-failure@%n.service" ];
onFailureUnits = [
"email@%n.service"
]
++ optionals (cfg.ntfy.tokenFile != null) [ "ntfy-failure@%n.service" ];
in
{
options = {
@ -103,21 +104,25 @@ in
systemd.services."ntfy-failure@" = {
description = "Send ntfy notification on service failure";
onFailure = mkForce [ ];
unitConfig = {
StartLimitIntervalSec = "5m";
StartLimitBurst = 1;
};
serviceConfig = {
Type = "oneshot";
ExecStart = pkgs.writeShellScript "ntfy-failure-notify" ''
TOKEN=$(cat ${cfg.ntfy.tokenFile})
UNIT="$1"
${pkgs.curl}/bin/curl -s \
-H "Authorization: Bearer $TOKEN" \
-H "Title: Service failed: $UNIT" \
-H "Priority: urgent" \
-H "Tags: rotating_light" \
-d "$(systemctl status --full "$UNIT" 2>&1 | head -40)" \
${cfg.ntfy.url}/${cfg.ntfy.topic}
'';
};
scriptArgs = "%I";
script = ''
TOKEN=$(cat ${cfg.ntfy.tokenFile})
UNIT="$1"
${pkgs.curl}/bin/curl -s \
-H "Authorization: Bearer $TOKEN" \
-H "Title: Service failed: $UNIT" \
-H "Priority: urgent" \
-H "Tags: rotating_light" \
-d "$(systemctl status --full "$UNIT" 2>&1 | head -40)" \
${cfg.ntfy.url}/${cfg.ntfy.topic}
'';
scriptArgs = "%i";
};
})
]);