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nixos/elasticsearch: Make port an integer, add dataDir option, make pure

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This commit is contained in:
Jaka Hudoklin 2014-03-10 11:04:29 +01:00
parent 086afe9161
commit cf65a62af4
1 changed files with 30 additions and 20 deletions
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50
nixos/modules/services/search/elasticsearch.nix
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@ -5,16 +5,22 @@ with pkgs.lib;
let
cfg = config.services.elasticsearch;
es_home = "/var/lib/elasticsearch";
configFile = pkgs.writeText "elasticsearch.yml" ''
esConfig = ''
network.host: ${cfg.host}
network.port: ${cfg.port}
network.tcp.port: ${cfg.tcp_port}
network.port: ${toString cfg.port}
network.tcp.port: ${toString cfg.tcp_port}
cluster.name: ${cfg.cluster_name}
${cfg.extraConf}
'';
configDir = pkgs.buildEnv {
name = "elasticsearch-config";
paths = [
(pkgs.writeTextDir "elasticsearch.yml" esConfig)
(pkgs.writeTextDir "logging.yml" cfg.logging)
];
};
in {
###### interface
@ -34,14 +40,14 @@ in {
port = mkOption {
description = "Elasticsearch port to listen for HTTP traffic";
default = "9200";
type = types.str;
default = 9200;
type = types.int;
};
tcp_port = mkOption {
description = "Elasticsearch port for the node to node communication";
default = "9300";
type = types.str;
default = 9300;
type = types.int;
};
cluster_name = mkOption {
@ -79,27 +85,32 @@ in {
'';
type = types.str;
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/elasticsearch";
description = ''
Data directory for elasticsearch.
'';
};
};
###### implementation
config = mkIf cfg.enable {
environment.etc = [
{ source = configFile;
target = "elasticsearch/elasticsearch.yml"; }
{ source = pkgs.writeText "logging.yml" cfg.logging;
target = "elasticsearch/logging.yml"; }
];
systemd.services.elasticsearch = {
description = "Elasticsearch daemon";
wantedBy = [ "multi-user.target" ];
after = [ "network-interfaces.target" ];
environment = { ES_HOME = es_home; };
environment = { ES_HOME = cfg.dataDir; };
serviceConfig = {
ExecStart = "${pkgs.elasticsearch}/bin/elasticsearch -f -Des.path.conf=/etc/elasticsearch";
ExecStart = "${pkgs.elasticsearch}/bin/elasticsearch -f -Des.path.conf=${configDir}";
User = "elasticsearch";
};
preStart = ''
mkdir -m 0700 -p ${cfg.dataDir}
if [ "$(id -u)" = 0 ]; then chown -R elasticsearch ${cfg.dataDir}; fi
'';
};
environment.systemPackages = [ pkgs.elasticsearch ];
@ -108,8 +119,7 @@ in {
name = "elasticsearch";
uid = config.ids.uids.elasticsearch;
description = "Elasticsearch daemon user";
home = es_home;
createHome = true;
home = cfg.dataDir;
};
};
}