diff options
Diffstat (limited to 'nixos/modules/services/networking/ejabberd.nix')
| -rw-r--r-- | nixos/modules/services/networking/ejabberd.nix | 192 |
1 files changed, 107 insertions, 85 deletions
diff --git a/nixos/modules/services/networking/ejabberd.nix b/nixos/modules/services/networking/ejabberd.nix index 28b8e234a5c..7af11f37a43 100644 --- a/nixos/modules/services/networking/ejabberd.nix +++ b/nixos/modules/services/networking/ejabberd.nix @@ -6,9 +6,16 @@ let cfg = config.services.ejabberd; -in + ctlcfg = pkgs.writeText "ejabberdctl.cfg" '' + ERL_EPMD_ADDRESS=127.0.0.1 + ${cfg.ctlConfig} + ''; -{ + ectl = ''${cfg.package}/bin/ejabberdctl ${if cfg.configFile == null then "" else "--config ${cfg.configFile}"} --ctl-config "${ctlcfg}" --spool "${cfg.spoolDir}" --logs "${cfg.logsDir}"''; + + dumps = lib.concatMapStringsSep " " lib.escapeShellArg cfg.loadDumps; + +in { ###### interface @@ -17,33 +24,57 @@ in services.ejabberd = { enable = mkOption { + type = types.bool; default = false; description = "Whether to enable ejabberd server"; }; + package = mkOption { + type = types.package; + default = 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"; }; - confDir = mkOption { - default = "/var/ejabberd"; - description = "Location of the config directory of ejabberd"; + configFile = mkOption { + type = types.nullOr types.path; + description = "Configuration file for ejabberd in YAML format"; + default = null; }; - virtualHosts = mkOption { - default = "\"localhost\""; - description = "Virtualhosts that ejabberd should host. Hostnames are surrounded with doublequotes and separated by commas"; + ctlConfig = mkOption { + type = types.lines; + default = ""; + description = "Configuration of ejabberdctl"; }; loadDumps = mkOption { + type = types.listOf types.path; default = []; - description = "Configuration dump that should be loaded on the first startup"; + description = "Configuration dumps that should be loaded on the first startup"; example = literalExample "[ ./myejabberd.dump ]"; }; }; @@ -54,84 +85,75 @@ in ###### implementation config = mkIf cfg.enable { - environment.systemPackages = [ pkgs.ejabberd ]; - - jobs.ejabberd = - { description = "EJabberd server"; - - startOn = "started network-interfaces"; - stopOn = "stopping network-interfaces"; - - environment = { - PATH = "$PATH:${pkgs.ejabberd}/sbin:${pkgs.ejabberd}/bin:${pkgs.coreutils}/bin:${pkgs.bash}/bin:${pkgs.gnused}/bin"; - }; - - preStart = - '' - PATH="$PATH:${pkgs.ejabberd}/sbin:${pkgs.ejabberd}/bin:${pkgs.coreutils}/bin:${pkgs.bash}/bin:${pkgs.gnused}/bin"; - - # Initialise state data - mkdir -p ${cfg.logsDir} - - if ! test -d ${cfg.spoolDir} - then - initialize=1 - cp -av ${pkgs.ejabberd}/var/lib/ejabberd /var/lib - fi - - if ! test -d ${cfg.confDir} - then - mkdir -p ${cfg.confDir} - cp ${pkgs.ejabberd}/etc/ejabberd/* ${cfg.confDir} - sed -e 's|{hosts, \["localhost"\]}.|{hosts, \[${cfg.virtualHosts}\]}.|' ${pkgs.ejabberd}/etc/ejabberd/ejabberd.cfg > ${cfg.confDir}/ejabberd.cfg - fi - - ejabberdctl --config-dir ${cfg.confDir} --logs ${cfg.logsDir} --spool ${cfg.spoolDir} start - - ${if cfg.loadDumps == [] then "" else - '' - if [ "$initialize" = "1" ] - then - # Wait until the ejabberd server is available for use - count=0 - while ! ejabberdctl --config-dir ${cfg.confDir} --logs ${cfg.logsDir} --spool ${cfg.spoolDir} status - do - if [ $count -eq 30 ] - then - echo "Tried 30 times, giving up..." - exit 1 - fi - - echo "Ejabberd daemon not yet started. Waiting for 1 second..." - count=$((count++)) - sleep 1 - done - - ${concatMapStrings (dump: - '' - echo "Importing dump: ${dump}" - - if [ -f ${dump} ] - then - ejabberdctl --config-dir ${cfg.confDir} --logs ${cfg.logsDir} --spool ${cfg.spoolDir} load ${dump} - elif [ -d ${dump} ] - then - for i in ${dump}/ejabberd-dump/* - do - ejabberdctl --config-dir ${cfg.confDir} --logs ${cfg.logsDir} --spool ${cfg.spoolDir} load $i - done - fi - '') cfg.loadDumps} - fi - ''} - ''; - - postStop = - '' - ejabberdctl --config-dir ${cfg.confDir} --logs ${cfg.logsDir} --spool ${cfg.spoolDir} stop - ''; + environment.systemPackages = [ cfg.package ]; + + users.extraUsers = optionalAttrs (cfg.user == "ejabberd") (singleton + { name = "ejabberd"; + group = cfg.group; + home = cfg.spoolDir; + createHome = true; + uid = config.ids.uids.ejabberd; + }); + + users.extraGroups = optionalAttrs (cfg.group == "ejabberd") (singleton + { name = "ejabberd"; + gid = config.ids.gids.ejabberd; + }); + + systemd.services.ejabberd = { + description = "ejabberd server"; + wantedBy = [ "multi-user.target" ]; + after = [ "network.target" ]; + path = [ pkgs.findutils pkgs.coreutils ]; + + serviceConfig = { + Type = "forking"; + # FIXME: runit is used for `chpst` -- can we get rid of this? + ExecStop = ''${pkgs.runit}/bin/chpst -u "${cfg.user}:${cfg.group}" ${ectl} stop''; + ExecReload = ''${pkgs.runit}/bin/chpst -u "${cfg.user}:${cfg.group}" ${ectl} reload_config''; + User = cfg.user; + Group = cfg.group; + PermissionsStartOnly = true; }; + preStart = '' + mkdir -p -m750 "${cfg.logsDir}" + chown "${cfg.user}:${cfg.group}" "${cfg.logsDir}" + + mkdir -p -m750 "/var/lock/ejabberdctl" + chown "${cfg.user}:${cfg.group}" "/var/lock/ejabberdctl" + + mkdir -p -m750 "${cfg.spoolDir}" + chown -R "${cfg.user}:${cfg.group}" "${cfg.spoolDir}" + ''; + + script = '' + [ -z "$(ls -A '${cfg.spoolDir}')" ] && firstRun=1 + + ${ectl} start + + count=0 + while ! ${ectl} status >/dev/null 2>&1; do + if [ $count -eq 30 ]; then + echo "ejabberd server hasn't started in 30 seconds, giving up" + exit 1 + fi + + count=$((count++)) + sleep 1 + done + + if [ -n "$firstRun" ]; then + 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 + ''; + }; + security.pam.services.ejabberd = {}; }; |