One of the nodejs operations mongodb (install mongodb)

1. Install and configure password login

• 1. Download address

• 2. Create a super administrator user

  use admin
  db.createUser({
    user:'root',
    pwd:'root', 
    roles:[{role:'root',db:'admin'}]
  })
  # Successfully added user: {
        
        
  # 	"user" : "root",
  # 	"roles" : [
  # 		{
        
        
  # 			"role" : "root",
  # 			"db" : "admin"
  # 		}
  # 	]
  # }
  

• 3. Modify the configuration file

  #mac电脑是:/usr/local/etc/mongod.conf
  # 1.先拷贝一份
    cp mongod.conf mongod_bank.conf
  # 2.在mongod.conf中添加
  security:
  	authorization: enabled
  

• 4. Stop runningmongodb

  use admin;
  db.shutdownServer();
  

• 5. Use commands to run in the backgroundmongodb

  nohup mongod &
  

Two, create a separate password for the database

• 1. Create a secret order

  use nest_cms
  db.createUser( {
        
        
    user: "nest_cms",
    pwd: "123456",
    roles: [ {
        
         role: "dbOwner", db: "eggcms" } ]
  })
  

• 2. [ mongodbBuilt-in role](https://www.cnblogs.com/zzw1787044/p/5773178.html