Create super user and database user in Mongo 2.6

source

# Create your superuser

$ mongo

> use admin

> db.createUser({user:"someadmin",pwd:"secret", roles:[{role:"root",db:"admin"}]})

> exit

# Alias for convenience (optional and at your own risk)

$ echo 'alias mongo="mongo --port 27017 -u someadmin -p secret --authenticationDatabase admin"' >> ~/.bash_profile

$ source ~/.bash_profile

# Add user to your DB

$ mongo

> use some_db

> db.createUser(

{

user: "mongouser",

pwd: "someothersecret",

roles: ["readWrite"]

}

)

# If you get locked out, start over

sudo service mongod stop

sudo mv /data/admin.* . # for backup

sudo service mongod start