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|
{
config,
inputs,
lib,
libNginx,
this,
...
}:
with lib;
let
cfg = config.nixfiles.modules.alertmanager;
in
{
imports = [ inputs.alertmanager-ntfy.nixosModules.default ];
options.nixfiles.modules.alertmanager = {
enable = mkEnableOption "Alertmanager";
port = mkOption {
description = "Port.";
type = with types; port;
default = 30112;
};
domain = mkOption {
description = "Domain name sans protocol scheme.";
type = with types; nullOr str;
default = "alertmanager.${config.networking.domain}";
};
};
config = mkIf cfg.enable {
nixfiles.modules = {
ntfy.enable = true;
nginx = {
enable = true;
upstreams.alertmanager.servers."127.0.0.1:${toString cfg.port}" = { };
virtualHosts.${cfg.domain} = {
locations."/".proxyPass = "http://alertmanager";
extraConfig = libNginx.config.internalOnly;
};
};
};
services = {
prometheus.alertmanager = {
enable = true;
listenAddress = "127.0.0.1";
inherit (cfg) port;
extraFlags = [
"--cluster.listen-address=\"\""
"--web.external-url=https://${cfg.domain}"
];
configuration = {
global = {
smtp_from = "alertmanager@${my.domain.shire}";
smtp_smarthost = "${my.domain.shire}:584";
};
route = {
receiver = my.username;
group_by = [ "alertname" ];
};
receivers = [
{
name = my.username;
webhook_configs = [
{ url = with config.services.alertmanager-ntfy; "http://${httpAddress}:${httpPort}"; }
];
}
];
};
};
};
services.alertmanager-ntfy = {
enable = true;
httpAddress = "127.0.0.1";
httpPort = toString (config.nixfiles.modules.ntfy.port + 1);
ntfyTopic = "${config.services.ntfy-sh.settings.base-url}/alertmanager";
ntfyPriority = "high";
envFile = "/dev/null";
};
topology = with cfg; {
nodes.${this.hostname}.services.alertmanager = {
name = "Alertmanager";
icon = "${inputs.homelab-svg-assets}/assets/prometheus.svg";
info = domain;
details.listen.text = "127.0.0.1:${toString port}";
};
};
};
}
|
