{ config, lib, pkgs, ... }: with lib; let cfg = config.services.riak-cs; in { ###### interface options = { services.riak-cs = { enable = mkEnableOption "riak-cs"; package = mkOption { type = types.package; default = pkgs.riak-cs; defaultText = "pkgs.riak-cs"; example = literalExample "pkgs.riak-cs"; description = '' Riak package to use. ''; }; nodeName = mkOption { type = types.str; default = "riak-cs@127.0.0.1"; description = '' Name of the Erlang node. ''; }; anonymousUserCreation = mkOption { type = types.bool; default = false; description = '' Anonymous user creation. ''; }; riakHost = mkOption { type = types.str; default = "127.0.0.1:8087"; description = '' Name of riak hosting service. ''; }; listener = mkOption { type = types.str; default = "127.0.0.1:8080"; description = '' Name of Riak CS listening service. ''; }; stanchionHost = mkOption { type = types.str; default = "127.0.0.1:8085"; description = '' Name of stanchion hosting service. ''; }; stanchionSsl = mkOption { type = types.bool; default = true; description = '' Tell stanchion to use SSL. ''; }; distributedCookie = mkOption { type = types.str; default = "riak"; description = '' Cookie for distributed node communication. All nodes in the same cluster should use the same cookie or they will not be able to communicate. ''; }; dataDir = mkOption { type = types.path; default = "/var/db/riak-cs"; description = '' Data directory for Riak CS. ''; }; logDir = mkOption { type = types.path; default = "/var/log/riak-cs"; description = '' Log directory for Riak CS. ''; }; extraConfig = mkOption { type = types.lines; default = ""; description = '' Additional text to be appended to riak-cs.conf. ''; }; extraAdvancedConfig = mkOption { type = types.lines; default = ""; description = '' Additional text to be appended to advanced.config. ''; }; }; }; ###### implementation config = mkIf cfg.enable { environment.systemPackages = [ cfg.package ]; environment.etc."riak-cs/riak-cs.conf".text = '' nodename = ${cfg.nodeName} distributed_cookie = ${cfg.distributedCookie} platform_log_dir = ${cfg.logDir} riak_host = ${cfg.riakHost} listener = ${cfg.listener} stanchion_host = ${cfg.stanchionHost} anonymous_user_creation = ${if cfg.anonymousUserCreation then "on" else "off"} ${cfg.extraConfig} ''; environment.etc."riak-cs/advanced.config".text = '' ${cfg.extraAdvancedConfig} ''; users.extraUsers.riak-cs = { name = "riak-cs"; uid = config.ids.uids.riak-cs; group = "riak"; description = "Riak CS server user"; }; systemd.services.riak-cs = { description = "Riak CS Server"; wantedBy = [ "multi-user.target" ]; after = [ "network.target" ]; path = [ pkgs.utillinux # for `logger` pkgs.bash ]; environment.HOME = "${cfg.dataDir}"; environment.RIAK_CS_DATA_DIR = "${cfg.dataDir}"; environment.RIAK_CS_LOG_DIR = "${cfg.logDir}"; environment.RIAK_CS_ETC_DIR = "/etc/riak"; preStart = '' if ! test -e ${cfg.logDir}; then mkdir -m 0755 -p ${cfg.logDir} chown -R riak-cs ${cfg.logDir} fi if ! test -e ${cfg.dataDir}; then mkdir -m 0700 -p ${cfg.dataDir} chown -R riak-cs ${cfg.dataDir} fi ''; serviceConfig = { ExecStart = "${cfg.package}/bin/riak-cs console"; ExecStop = "${cfg.package}/bin/riak-cs stop"; StandardInput = "tty"; User = "riak-cs"; Group = "riak-cs"; PermissionsStartOnly = true; # Give Riak a decent amount of time to clean up. TimeoutStopSec = 120; LimitNOFILE = 65536; }; unitConfig.RequiresMountsFor = [ "${cfg.dataDir}" "${cfg.logDir}" "/etc/riak" ]; }; }; }