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RabbitMQ service: add properties essential for clusters

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This commit is contained in:
Evgeny Egorochkin 2014-07-26 14:33:22 +03:00
parent a7207cf389
commit be2cec24ed
1 changed files with 39 additions and 2 deletions
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41
nixos/modules/services/amqp/rabbitmq.nix
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@ -4,6 +4,8 @@ with lib;
let
cfg = config.services.rabbitmq;
config_file = pkgs.writeText "rabbitmq.config" cfg.config;
config_file_wo_suffix = builtins.substring 0 ((builtins.stringLength config_file) - 7) config_file;
in {
###### interface
@ -31,7 +33,6 @@ in {
'';
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/rabbitmq";
@ -40,6 +41,30 @@ in {
'';
};
cookie = mkOption {
default = "";
type = types.str;
description = ''
Erlang cookie is a string of arbitrary length which must
be the same for several nodes to be allowed to communicate.
Leave empty to generate automatically.
'';
};
config = mkOption {
default = "";
type = types.str;
description = ''
Verbatim configuration file contents.
See http://www.rabbitmq.com/configure.htm
'';
};
plugins = mkOption {
default = [];
type = types.listOf types.str;
description = "The names of plugins to enable";
};
};
};
@ -69,7 +94,10 @@ in {
RABBITMQ_NODE_IP_ADDRESS = cfg.listenAddress;
RABBITMQ_SERVER_START_ARGS = "-rabbit error_logger tty -rabbit sasl_error_logger false";
SYS_PREFIX = "";
};
RABBITMQ_ENABLED_PLUGINS_FILE = pkgs.writeText "enabled_plugins" ''
[ ${concatStringsSep "," cfg.plugins} ].
'';
} // optionalAttrs (cfg.config != "") { RABBITMQ_CONFIG_FILE = config_file_wo_suffix; };
serviceConfig = {
ExecStart = "${pkgs.rabbitmq_server}/sbin/rabbitmq-server";
@ -81,6 +109,15 @@ in {
preStart = ''
mkdir -p ${cfg.dataDir} && chmod 0700 ${cfg.dataDir}
if [ "$(id -u)" = 0 ]; then chown rabbitmq:rabbitmq ${cfg.dataDir}; fi
${optionalString (cfg.cookie != "") ''
echo -n ${cfg.cookie} > ${cfg.dataDir}/.erlang.cookie
chmod 400 ${cfg.dataDir}/.erlang.cookie
chown rabbitmq:rabbitmq ${cfg.dataDir}/.erlang.cookie
''}
mkdir -p /var/log/rabbitmq && chmod 0700 /var/log/rabbitmq
chown rabbitmq:rabbitmq /var/log/rabbitmq
'';
};