diff options
Diffstat (limited to 'nixpkgs/nixos/modules/services/networking/ejabberd.nix')
-rw-r--r-- | nixpkgs/nixos/modules/services/networking/ejabberd.nix | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/networking/ejabberd.nix b/nixpkgs/nixos/modules/services/networking/ejabberd.nix new file mode 100644 index 000000000000..6a38f85c48a2 --- /dev/null +++ b/nixpkgs/nixos/modules/services/networking/ejabberd.nix @@ -0,0 +1,157 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + + cfg = config.services.ejabberd; + + ctlcfg = pkgs.writeText "ejabberdctl.cfg" '' + ERL_EPMD_ADDRESS=127.0.0.1 + ${cfg.ctlConfig} + ''; + + ectl = ''${cfg.package}/bin/ejabberdctl ${optionalString (cfg.configFile != null) "--config ${cfg.configFile}"} --ctl-config "${ctlcfg}" --spool "${cfg.spoolDir}" --logs "${cfg.logsDir}"''; + + dumps = lib.escapeShellArgs cfg.loadDumps; + +in { + + ###### interface + + options = { + + services.ejabberd = { + + enable = mkOption { + type = types.bool; + default = false; + description = "Whether to enable ejabberd server"; + }; + + package = mkOption { + type = types.package; + default = pkgs.ejabberd; + defaultText = "pkgs.ejabberd"; + description = "ejabberd server package to use"; + }; + + user = mkOption { + type = types.str; + default = "ejabberd"; + description = "User under which ejabberd is ran"; + }; + + group = mkOption { + type = types.str; + default = "ejabberd"; + description = "Group under which ejabberd is ran"; + }; + + spoolDir = mkOption { + type = types.path; + default = "/var/lib/ejabberd"; + description = "Location of the spooldir of ejabberd"; + }; + + logsDir = mkOption { + type = types.path; + default = "/var/log/ejabberd"; + description = "Location of the logfile directory of ejabberd"; + }; + + configFile = mkOption { + type = types.nullOr types.path; + description = "Configuration file for ejabberd in YAML format"; + default = null; + }; + + ctlConfig = mkOption { + type = types.lines; + default = ""; + description = "Configuration of ejabberdctl"; + }; + + loadDumps = mkOption { + type = types.listOf types.path; + default = []; + description = "Configuration dumps that should be loaded on the first startup"; + example = literalExample "[ ./myejabberd.dump ]"; + }; + + imagemagick = mkOption { + type = types.bool; + default = false; + description = "Add ImageMagick to server's path; allows for image thumbnailing"; + }; + }; + + }; + + + ###### implementation + + config = mkIf cfg.enable { + environment.systemPackages = [ cfg.package ]; + + users.users = optionalAttrs (cfg.user == "ejabberd") (singleton + { name = "ejabberd"; + group = cfg.group; + home = cfg.spoolDir; + createHome = true; + uid = config.ids.uids.ejabberd; + }); + + users.groups = optionalAttrs (cfg.group == "ejabberd") (singleton + { name = "ejabberd"; + gid = config.ids.gids.ejabberd; + }); + + systemd.services.ejabberd = { + description = "ejabberd server"; + wantedBy = [ "multi-user.target" ]; + after = [ "network.target" ]; + path = [ pkgs.findutils pkgs.coreutils ] ++ lib.optional cfg.imagemagick pkgs.imagemagick; + + serviceConfig = { + User = cfg.user; + Group = cfg.group; + ExecStart = "${ectl} foreground"; + ExecStop = "${ectl} stop"; + ExecReload = "${ectl} reload_config"; + }; + + preStart = '' + if [ -z "$(ls -A '${cfg.spoolDir}')" ]; then + touch "${cfg.spoolDir}/.firstRun" + fi + ''; + + postStart = '' + while ! ${ectl} status >/dev/null 2>&1; do + if ! kill -0 "$MAINPID"; then exit 1; fi + sleep 0.1 + done + + if [ -e "${cfg.spoolDir}/.firstRun" ]; then + rm "${cfg.spoolDir}/.firstRun" + for src in ${dumps}; do + find "$src" -type f | while read dump; do + echo "Loading configuration dump at $dump" + ${ectl} load "$dump" + done + done + fi + ''; + }; + + systemd.tmpfiles.rules = [ + "d '${cfg.logsDir}' 0750 ${cfg.user} ${cfg.group} -" + "d '${cfg.spoolDir}' 0700 ${cfg.user} ${cfg.group} -" + ]; + + security.pam.services.ejabberd = {}; + + }; + +} |