Shulou(Shulou.com)06/01 Report--

0. Purpose

Download MongoDB and install it to set password access.

The following three installation packages will be downloaded from the MongoDB official website

Mongodb-org-server-4.2.2-1.el6.x86_64.rpm # MongoDB services, configuration files, startup scripts

Mongodb-org-shell-4.2.2-1.el6.x86_64.rpm # contains shell commands related to mongo operations

Mongodb-org-tools-4.2.2-1.el6.x86_64.rpm # toolset for backup and analysis of MongoDB

1. Install server# rpm-ivh mongodb-org-server-4.2.2-1.el6.x86_64.rpm# / etc/init.d/mongod startstarting mongod: [OK] 2. The installation command line is used to login to mongodb# rpm-ivh mongodb-org-shell-4.2.2-1.el6.x86_64.rpm# mongo > show dbs;admin 0.000GBconfig 0.000GBlocal 0.000GB3. Set the administrator password for MongoDB > use adminswitched to db admin > db.createUser ({user: "admin", pwd: "test123", roles: [{role: "userAdminAnyDatabase", db: "admin"}]}) Successfully added user: {"user": "admin_root", "roles": [{"role": "userAdminAnyDatabase" "db": "admin"}]} # # verify login If 1 is returned, it proves that the password is valid > db.auth ("admin", "test123") 14. Create a db library test And assign account and password * # login administrator > use admin > db.auth ("admin", "test123") # create test library > use test > db.createUser ({user: "test", pwd: "test123", roles: [{role: "dbOwner", db: "test"}]}) Successfully added user: {"user": "test", "roles": [{"role": "dbOwner" "db": "test"}]} # the program can call the following link: some failures that cannot be started in mongodb://test:test123@localhost/test operation and maintenance

1. After the service restart, there will be a problem that it cannot be opened. Look up the log as follows

# / etc/init.d/mongod startstarting mongod: [FAILED] # tail-f / var/log/mongdb/mongod.log2019-12-25T10:43:44.336+0800 I CONTROL [initandlisten] distarch: x86 * 642019-12-25T10:43:44.336+0800 I CONTROL [initandlisten] target_arch: x86 * 642019-12-25T10:43:44.336+0800 I CONTROL [initandlisten] options: {config: "/ etc/mongod.conf" Net: {bindIp: "127.0.0.1", port: 27017}, processManagement: {fork: true, pidFilePath: "/ var/run/mongodb/mongod.pid", timeZoneInfo: "/ usr/share/zoneinfo"}, storage: {dbPath: "/ var/lib/mongo", journal: {enabled: true}}, systemLog: {destination: "file", logAppend: true Path: "/ var/log/mongodb/mongod.log"} 2019-12-25T10:43:44.336+0800 E NETWORK [initandlisten] Failed to unlink socket file / tmp/mongodb-27017.sock Operation not permitted2019-12-25T10:43:44.336+0800 F-[initandlisten] Fatal Assertion 40486 at src/mongo/transport/transport_layer_asio.cpp 6932019-12-25T10:43:44.336+0800 F-[initandlisten] * * aborting after fassert () failure

Solution:

# rm-fr / tmp/mongodb-27017.sock# / etc/init.d/mongod startstarting mongod: [OK]

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