#!/bin/bash

#
# Cluster init !
#

redisTrib="/usr/share/doc/redis-tools/examples/redis-trib.rb"
CONF="/etc/redis/cluster.conf"

if [[ -f ${1} ]]
then
	CONF=${1}
fi

if [[ -f "${CONF}" ]]
then
	LEADER=$(awk -F ':' '/^leader/ {print $2 ":" $3}' ${CONF})

	REPLICA=$(${redisTrib} check ${LEADER} | awk '/additional replica/ {print $1}')

	if [[ ${REPLICA} -eq 0 ]]
	then
		# Create Cluster
		yes yes | ${redisTrib} create --replicas 1 $(awk -F ':' '{printf "%s:%s ", $2, $3}' ${CONF})
	fi
else
	echo "${CONF} is missing"
	exit 0
fi