playbook部署mangodb

playbook文件

[root@localhost ~]# cat deploy_mongo.yaml 
---
- hosts: webservers
  become: yes
  become_method: sudo
  vars: 
    mongodb_datadir_prefix: /data
    mongod_port: 25000
  
  tasks:
    - name: create the mongodb user
      user: name=mongodb comment="MongoDB"

    - name: create the data directory for metadata
      file: path={{ mongodb_datadir_prefix }} owner=mongodb group=mongodb state=directory

    - name: install the mongodb
      command: yum install mongodb-org -y

    - name: create data directory for mongodb
      file:
        path: "{{ mongodb_datadir_prefix }}/mongo-{{ ansible_hostname }}"
        owner: mongodb
        group: mongodb
        state: directory

    - name: create log directory for mongodb
      file: path=/var/log/mongodb owner=mongodb group=mongodb state=directory

    - name: create the mongodb configuration file
      template: src=/root/mongodb.conf.j2 dest=/etc/mongod.conf

    - name: start mongodb
      command: systemctl start mongod.service
　　

模板文件：

注意模板里面最多渲染个端口，渲染太多mongodb 总是无法启动

[root@localhost ~]# cat mongodb.conf.j2 
# mongod.conf

# for documentation of all options, see:
#   http://docs.mongodb.org/manual/reference/configuration-options/

# where to write logging data.
systemLog:
  destination: file
  logAppend: true
  path: /var/log/mongodb/mongod.log

# Where and how to store data.
storage:
  dbPath: /var/lib/mongo
  journal:
    enabled: true
#  engine:
#  mmapv1:
#  wiredTiger:

# how the process runs
processManagement:
  fork: true  # fork and run in background
  pidFilePath: /var/run/mongodb/mongod.pid  # location of pidfile

# network interfaces
net:
  port: {{ mongod_port }}
  bindIp: 127.0.0.1  # Listen to local interface only, comment to listen on all interfaces.


#security:

#operationProfiling:

#replication:

#sharding:

## Enterprise-Only Options

#auditLog:

#snmp: