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nixos/statsd: add support for external backends, fix a few options

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This commit is contained in:
Jaka Hudoklin 2014-09-11 18:11:16 +02:00
parent dbae0b628e
commit bc6b180d90
1 changed files with 22 additions and 10 deletions
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32
nixos/modules/services/monitoring/statsd.nix
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@ -8,13 +8,20 @@ let
configFile = pkgs.writeText "statsd.conf" ''
{
host: "${cfg.host}",
address: "${cfg.host}",
port: "${toString cfg.port}",
mgmt_address: "${cfg.mgmt_address}",
mgmt_port: "${toString cfg.mgmt_port}",
backends: [${concatMapStrings (el: ''"./backends/${el}",'') cfg.backends}],
graphiteHost: "${cfg.graphiteHost}",
graphitePort: "${toString cfg.graphitePort}",
backends: [${concatMapStringsSep "," (el: if (nixType el) == "string" then ''"./backends/${el}"'' else ''"${head el.names}"'') cfg.backends}],
${optionalString (cfg.graphiteHost!=null) ''graphiteHost: "${cfg.graphiteHost}",''}
${optionalString (cfg.graphitePort!=null) ''graphitePort: "${toString cfg.graphitePort}",''}
console: {
prettyprint: false
},
log: {
backend: "syslog"
},
automaticConfigReload: false${optionalString (cfg.extraConfig != null) ","}
${cfg.extraConfig}
}
'';
@ -60,24 +67,26 @@ in
backends = mkOption {
description = "List of backends statsd will use for data persistance";
default = ["graphite"];
example = ["graphite" pkgs.nodePackages."statsd-influxdb-backend"];
type = types.listOf (types.either types.str types.package);
};
graphiteHost = mkOption {
description = "Hostname or IP of Graphite server";
default = config.services.graphite.web.host;
type = types.str;
default = null;
type = types.nullOr types.str;
};
graphitePort = mkOption {
description = "Port of Graphite server (i.e. carbon-cache).";
default = 2003;
type = types.uniq types.int;
default = null;
type = types.nullOr types.int;
};
extraConfig = mkOption {
default = "";
description = "Extra configuration options for statsd";
type = types.str;
default = "";
type = types.nullOr types.str;
};
};
@ -95,6 +104,9 @@ in
systemd.services.statsd = {
description = "Statsd Server";
wantedBy = [ "multi-user.target" ];
environment = {
NODE_PATH=concatMapStringsSep ":" (el: "${el}/lib/node_modules") (filter (el: (nixType el) != "string") cfg.backends);
};
serviceConfig = {
ExecStart = "${pkgs.nodePackages.statsd}/bin/statsd ${configFile}";
User = "statsd";