#!/bin/bash
set -e

source "${EJABBERD_HOME}/scripts/lib/base_config.sh"
source "${EJABBERD_HOME}/scripts/lib/config.sh"
source "${EJABBERD_HOME}/scripts/lib/base_functions.sh"
source "${EJABBERD_HOME}/scripts/lib/functions.sh"


get_cluster_node_from_dns() {
    local cluster_host=$(drill ${DOMAINNAME} \
        | grep ${DOMAINNAME} \
        | grep -v ${HOSTIP} \
        | awk '{print $5}' \
        | grep -v "^$" \
        | head -1)
    echo $(discover_dns_hostname ${cluster_host})
}


file_exist ${FIRST_START_DONE_FILE} \
    && exit 0


join_cluster $(get_cluster_node_from_dns)


exit 0