mongo.sh

cd /opt
wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-4.0.5.tgz
tar -zxvf mongodb-linux-x86_64-4.0.5.gz
ln -s mongodb-linux-x86_64-4.0.5 mongodb
useradd mongod
mkdir -p /var/lib/mongo
chown -R mongod:mongod /opt/mongodb*
chown -R mongod: /var/lib/mongo
nano /etc/mongod.conf
-----------------------------
storage:2
  dbPath: "/var/lib/mongo"
  journal:
    enabled: true

net:
  port: 27017
  bindIp: "127.0.0.1"
------------------------------
nano /etc/systemd/system/mongod.service
-----------------------------
[Unit]
Description=MongoDB
After=syslog.target network.target

[Service]
Type=simple

User=mongod
Group=mongod

ExecStart=/opt/mongodb/bin/mongod --config /etc/mongod.conf

[Install]
WantedBy=multi-user.target
-----------------------------
systemctl daemon-reload
systemctl status mongod
setenforce 0
systemctl daemon-reload
systemctl status mongod
systemctl start mongod
systemctl status mongod
nano /root/.bash_profile
------------------------
## mongodb
PATH=$PATH:/opt/mongodb/bin
------------------------
. ~/.bash_profile
setenforce 1
mongo
mongo shell
systemctl enable  mongod