nixpkgs/nixos/modules/services/networking/ejabberd.nix

136 lines
3.9 KiB
Nix

{ config, pkgs, ... }:
with pkgs.lib;
let
cfg = config.services.ejabberd;
in
{
###### interface
options = {
services.ejabberd = {
enable = mkOption {
default = false;
description = "Whether to enable ejabberd server";
};
spoolDir = mkOption {
default = "/var/lib/ejabberd";
description = "Location of the spooldir of ejabberd";
};
logsDir = mkOption {
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";
};
virtualHosts = mkOption {
default = "\"localhost\"";
description = "Virtualhosts that ejabberd should host. Hostnames are surrounded with doublequotes and separated by commas";
};
loadDumps = mkOption {
default = [];
description = "Configuration dump that should be loaded on the first startup";
example = [ ./myejabberd.dump ];
};
};
};
###### 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 =
''
# 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
'';
};
};
}