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# # initialize system environment, refer to documentation: server system environment initialization, Centos7 system

# download and install mongodb

Mkdir-p / server/src / server/logsgroupadd mongoduseradd-s / sbin/nologin-g mongod mongod cat / etc/passwd | grep mongocd / server/src # # install mongodb version 3.0.7, if other versions are required Download https://fastdl.mongodb.org/linux/wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-rhel70-3.0.7.tgz tar zxvf mongodb-linux-x86_64-rhel70-3.0.7.tgz mv mongodb-linux-x86_64-rhel70-3.0.7 / usr/local/mongodbmkdir-p / data/mongodb/dbmkdir / data/mongodb/logtouch / data/mongodb/log/mongo.logchmod 644! $chown-R mongod on the official website Type=forkingPIDFile=/data/mongodb/db/mongod.lockExecStart=/usr/local/mongodb/bin/mongod / data/mongodbyum-y install treetree / datavim / lib/systemd/system/ mongod.service[ Service] Type=forkingPIDFile=/data/mongodb/db/mongod.lockExecStart=/usr/local/mongodb/bin/mongod-- dbpath=/data/mongodb/db-- logpath=/data/mongodb/log/mongo.log-- fork-- port 27017-- logappend-- authExecReload=/bin/kill-s HUP $MAINPIDExecStop=/bin/kill-s QUIT $MAINPIDPrivateTmp=true [Install] WantedBy=multi-user. Targetsystemctl enable mongod.servicesystemctl start mongod.serviceps aux | grep mongo | grep-v 'grep'systemctl status mongod.service##mongo starts the process parsing ps aux | grep mongo | grep-vE "cp2 | grep" root 75815 0.1 658320 72384? Sl 17:50 0:08 / usr/local/mongodb/bin/mongod-- dbpath=/data/mongodb/db-- logpath=/data/mongodb/log/mongo.log-- fork-- port 27017-- logappend-- auth # # parsing # mongod is the port used to start the mongodb service #-portmongodb startup #-- dbpath specifies a directory as the mongodb database storage path #-- logpath log file storage path #-automatic accumulation of logappend log files Instead of overwriting #-- fork starts the Mongdb service in the background #-- directoryperdb stores each database in a separate directory

# add mongo programs to environment variables

Echo "export PATH=/usr/local/mongodb/bin:$PATH" > > / etc/profilesource! $echo $PATH

# enter mongo

Mongo # # default login method, use the mongo service started at the default port 27017, go directly to mongo-- port=27027 # # specify port 27027 to start the mongo service, and add the port number to start mongo 103.56.195.5mongo 27017 # # login to the specified remote host mongo service, you can use this to test whether the peer firewall is open.

# create an administrator account

Use admindb.createUser ({user: "mongo_admin", pwd: "xxx", roles: [{role: "root", db: "admin"}]}) db.auth ('mongo_admin','xxx')

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