Bash script to create a mongo Replica Set

createMongoReplicaSet.sh

#!/bin/bash

# This script will start three Mongo nodes as a replica set.
# NB: Be sure to create the log files and give write perms to the user

# One
mongod --port 27017 --dbpath /srv/mongodb/rs0-0 --replSet rs0 --smallfiles --oplogSize 128 --fork --logpath /var/log/mongo/27017

# Two
mongod --port 27018 --dbpath /srv/mongodb/rs0-1 --replSet rs1 --smallfiles --oplogSize 128 --fork --logpath /var/log/mongo/27018

# Three
mongod --port 27019 --dbpath /srv/mongodb/rs0-2 --replSet rs2 --smallfiles --oplogSize 128 --fork --logpath /var/log/mongo/27019