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71 lines
2.1 KiB
Nix
71 lines
2.1 KiB
Nix
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{ config, pkgs, lib, ... }:
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let cfg = config.services.victoriametrics; in
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{
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options.services.victoriametrics = with lib; {
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enable = mkEnableOption "victoriametrics";
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package = mkOption {
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type = types.package;
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default = pkgs.victoriametrics;
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defaultText = "pkgs.victoriametrics";
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description = ''
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The VictoriaMetrics distribution to use.
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'';
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};
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listenAddress = mkOption {
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default = ":8428";
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type = types.str;
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description = ''
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The listen address for the http interface.
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'';
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};
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retentionPeriod = mkOption {
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type = types.int;
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default = 1;
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description = ''
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Retention period in months.
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'';
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};
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extraOptions = mkOption {
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type = types.listOf types.str;
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default = [];
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description = ''
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Extra options to pass to VictoriaMetrics. See the README: <link
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xlink:href="https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/README.md" />
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or <command>victoriametrics -help</command> for more
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information.
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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systemd.services.victoriametrics = {
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description = "VictoriaMetrics time series database";
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after = [ "network.target" ];
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serviceConfig = {
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Restart = "on-failure";
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RestartSec = 1;
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StartLimitBurst = 5;
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StateDirectory = "victoriametrics";
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DynamicUser = true;
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ExecStart = ''
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${cfg.package}/bin/victoria-metrics \
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-storageDataPath=/var/lib/victoriametrics \
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-httpListenAddr ${cfg.listenAddress}
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-retentionPeriod ${toString cfg.retentionPeriod}
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${lib.escapeShellArgs cfg.extraOptions}
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'';
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};
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wantedBy = [ "multi-user.target" ];
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postStart =
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let
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bindAddr = (lib.optionalString (lib.hasPrefix ":" cfg.listenAddress) "127.0.0.1") + cfg.listenAddress;
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in
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lib.mkBefore ''
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until ${lib.getBin pkgs.curl}/bin/curl -s -o /dev/null http://${bindAddr}/ping; do
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sleep 1;
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done
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'';
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};
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};
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}
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