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|
{ 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 ${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
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.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 ] ++ lib.optional cfg.imagemagick pkgs.imagemagick;
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 = {};
};
}
|