Redis Slave Check
The first check is done thourgh the redis-cli command line. Write 'ping' and redis should respond 'pong'
module.exports = header: 'Redis Slave Check', handler: (options) ->
Wait
@call 'ryba/redis/master/wait'
@call 'ryba/redis/slave/wait'
@system.execute
cmd: """
redis-cli -a #{options.slave.conf.requirepass} -h #{@config.host} \
-p #{options.slave.conf.port} ping | grep PONG
"""