Operation of user name and password for MongoDB Rights Management

MongoDB By default is not required to enter a user name and password, customers can log on. But for security reasons, we still have to set the user name and password for it. This article mainly describes the MongoDB Rights Management user name and password operation, I hope to help you.       ad:               This article we introduce MONGODB Rights Management, The main introduction is how to set the user name and password. Let's introduce each of them.       When adding a user, the following two conditions must be met:      1. If you have permission to do so (it will be said later).       2.mongod without--auth (if added, you add permissions   The following occurs).          > use admin            switched to db admin           >  Db.adduser (' sa ', ' sa ')            fri jul 22 14:31:13  uncaught exception: error {           "$err"  :  "unauthorized db:admin lock type:-1 client:127.0.0.1",            "Code"  : 10057          }            >       So when we add a user, we must first add a super  admin without adding--auth.       Service up, enter./mongo.          [root@:/usr/local/mongodb/bin]#./mongo           mongodb shell version: 1.8.2            connecting to: test           > use  admin           switched to db admin            > db.adduser (' sa ', ' sa ')            Fri jul 22 14:34:24 typeerror: db.adduser is not a  function  (shell):1           > db.adduser (' sa ', ' sa ')            {            "_id"  : objectid ("4e2914a585178da4e03a16c3"),            "user"  :  "sa",            "ReadOnly"  : false,           "pwd"  :   "75692b1d11c072c6c79332e248c4f699"           }            >       This shows that   has been established successfully, and then we try the permissions.          > show collections            system.indexes           system.users       without adding--auth   can access the admin favorite default two tables normally.          > db.system. Users.find ()            {  "_id"  : objectid (" 4E2914A585178DA4E03A16C3 "), " user " : " sa ", " readOnly " : false, " pwd " :   "75692b1d11c072c6c79332e248c4f699"  }>