nixos/services.patroni: remove with lib;
This commit is contained in:
Felix Buehler
Jörg Thalheim
parent
7b141e6b8f
commit
92566faf1c
@ -1,5 +1,4 @@
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{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.patroni;
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defaultUser = "patroni";
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@ -21,20 +20,20 @@ in
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options.services.patroni = {
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enable = mkEnableOption "Patroni";
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enable = lib.mkEnableOption "Patroni";
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postgresqlPackage = mkOption {
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type = types.package;
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example = literalExpression "pkgs.postgresql_14";
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postgresqlPackage = lib.mkOption {
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type = lib.types.package;
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example = lib.literalExpression "pkgs.postgresql_14";
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description = ''
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PostgreSQL package to use.
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Plugins can be enabled like this `pkgs.postgresql_14.withPackages (p: [ p.pg_safeupdate p.postgis ])`.
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'';
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};
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postgresqlDataDir = mkOption {
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type = types.path;
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defaultText = literalExpression ''"/var/lib/postgresql/''${config.services.patroni.postgresqlPackage.psqlSchema}"'';
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postgresqlDataDir = lib.mkOption {
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type = lib.types.path;
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defaultText = lib.literalExpression ''"/var/lib/postgresql/''${config.services.patroni.postgresqlPackage.psqlSchema}"'';
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example = "/var/lib/postgresql/14";
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default = "/var/lib/postgresql/${cfg.postgresqlPackage.psqlSchema}";
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description = ''
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@ -45,16 +44,16 @@ in
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'';
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};
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postgresqlPort = mkOption {
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type = types.port;
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postgresqlPort = lib.mkOption {
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type = lib.types.port;
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default = 5432;
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description = ''
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The port on which PostgreSQL listens.
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'';
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};
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user = mkOption {
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type = types.str;
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user = lib.mkOption {
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type = lib.types.str;
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default = defaultUser;
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example = "postgres";
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description = ''
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@ -63,8 +62,8 @@ in
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'';
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};
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group = mkOption {
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type = types.str;
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group = lib.mkOption {
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type = lib.types.str;
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default = defaultGroup;
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example = "postgres";
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description = ''
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@ -73,64 +72,64 @@ in
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'';
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};
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dataDir = mkOption {
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type = types.path;
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dataDir = lib.mkOption {
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type = lib.types.path;
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default = "/var/lib/patroni";
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description = ''
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Folder where Patroni data will be written, this is where the pgpass password file will be written.
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'';
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};
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scope = mkOption {
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type = types.str;
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scope = lib.mkOption {
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type = lib.types.str;
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example = "cluster1";
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description = ''
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Cluster name.
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'';
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};
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name = mkOption {
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type = types.str;
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name = lib.mkOption {
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type = lib.types.str;
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example = "node1";
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description = ''
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The name of the host. Must be unique for the cluster.
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'';
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};
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namespace = mkOption {
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type = types.str;
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namespace = lib.mkOption {
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type = lib.types.str;
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default = "/service";
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description = ''
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Path within the configuration store where Patroni will keep information about the cluster.
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'';
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};
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nodeIp = mkOption {
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type = types.str;
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nodeIp = lib.mkOption {
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type = lib.types.str;
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example = "192.168.1.1";
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description = ''
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IP address of this node.
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'';
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};
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otherNodesIps = mkOption {
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type = types.listOf types.str;
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otherNodesIps = lib.mkOption {
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type = lib.types.listOf lib.types.str;
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example = [ "192.168.1.2" "192.168.1.3" ];
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description = ''
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IP addresses of the other nodes.
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'';
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};
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restApiPort = mkOption {
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type = types.port;
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restApiPort = lib.mkOption {
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type = lib.types.port;
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default = 8008;
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description = ''
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The port on Patroni's REST api listens.
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'';
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};
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softwareWatchdog = mkOption {
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type = types.bool;
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softwareWatchdog = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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This will configure Patroni to use the software watchdog built into the Linux kernel
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@ -138,7 +137,7 @@ in
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'';
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};
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settings = mkOption {
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settings = lib.mkOption {
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type = format.type;
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default = { };
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description = ''
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@ -148,8 +147,8 @@ in
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'';
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};
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environmentFiles = mkOption {
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type = with types; attrsOf (nullOr (oneOf [ str path package ]));
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environmentFiles = lib.mkOption {
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type = with lib.types; attrsOf (nullOr (oneOf [ str path package ]));
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default = { };
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example = {
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PATRONI_REPLICATION_PASSWORD = "/secret/file";
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@ -159,7 +158,7 @@ in
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};
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};
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config = mkIf cfg.enable {
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config = lib.mkIf cfg.enable {
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services.patroni.settings = {
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scope = cfg.scope;
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@ -179,7 +178,7 @@ in
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pgpass = "${cfg.dataDir}/pgpass";
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};
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watchdog = mkIf cfg.softwareWatchdog {
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watchdog = lib.mkIf cfg.softwareWatchdog {
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mode = "required";
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device = "/dev/watchdog";
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safety_margin = 5;
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@ -188,13 +187,13 @@ in
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users = {
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users = mkIf (cfg.user == defaultUser) {
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users = lib.mkIf (cfg.user == defaultUser) {
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patroni = {
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group = cfg.group;
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isSystemUser = true;
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};
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};
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groups = mkIf (cfg.group == defaultGroup) {
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groups = lib.mkIf (cfg.group == defaultGroup) {
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patroni = { };
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};
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};
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@ -207,11 +206,11 @@ in
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after = [ "network.target" ];
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script = ''
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${concatStringsSep "\n" (attrValues (mapAttrs (name: path: ''export ${name}="$(< ${escapeShellArg path})"'') cfg.environmentFiles))}
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${lib.concatStringsSep "\n" (lib.attrValues (lib.mapAttrs (name: path: ''export ${name}="$(< ${lib.escapeShellArg path})"'') cfg.environmentFiles))}
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exec ${pkgs.patroni}/bin/patroni ${configFile}
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'';
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serviceConfig = mkMerge [
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serviceConfig = lib.mkMerge [
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{
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User = cfg.user;
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Group = cfg.group;
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@ -221,7 +220,7 @@ in
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ExecReload = "${pkgs.coreutils}/bin/kill -s HUP $MAINPID";
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KillMode = "process";
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}
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(mkIf (cfg.postgresqlDataDir == "/var/lib/postgresql/${cfg.postgresqlPackage.psqlSchema}" && cfg.dataDir == "/var/lib/patroni") {
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(lib.mkIf (cfg.postgresqlDataDir == "/var/lib/postgresql/${cfg.postgresqlPackage.psqlSchema}" && cfg.dataDir == "/var/lib/patroni") {
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StateDirectory = "patroni postgresql postgresql/${cfg.postgresqlPackage.psqlSchema}";
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StateDirectoryMode = "0750";
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})
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@ -229,9 +228,9 @@ in
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};
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};
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boot.kernelModules = mkIf cfg.softwareWatchdog [ "softdog" ];
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boot.kernelModules = lib.mkIf cfg.softwareWatchdog [ "softdog" ];
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services.udev.extraRules = mkIf cfg.softwareWatchdog ''
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services.udev.extraRules = lib.mkIf cfg.softwareWatchdog ''
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KERNEL=="watchdog", OWNER="${cfg.user}", GROUP="${cfg.group}", MODE="0600"
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'';
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@ -247,5 +246,5 @@ in
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};
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};
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meta.maintainers = [ maintainers.phfroidmont ];
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meta.maintainers = [ lib.maintainers.phfroidmont ];
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}
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