ansible操作随记（一）

0、其他

#shell模块 执行shell指令
ansible all -m shell -e "timedatectl show"
ansible web -m shell -a "date"

 ansible web -m shell -a "echo '*       soft     nofile     1048576' >> /etc/security/limits.conf"  -b --become-method su --become-user root 
  ansible web -m shell -a "echo '*       hard     nofile     1048576' >> /etc/security/limits.conf"  -b --become-method su --become-user root 
 ansible web -m shell -a "tail /etc/security/limits.conf"
 ansible web -m shell -a "ulimit -a"
  ansible hadoop -m shell -a "ls /etc/ambari-agent/conf/ambari-agent.ini"
 ansible hadoop -m shell -a "ambari-agent status"
  ansible web -m shell -a "yum install -y java-11-openjdk java-11-openjdk-devel"  -b --become-method su --become-user root 
   ansible web -m shell -a "java -version"
   ansible web -m shell -a "jps -ml" 
 
 #copy模块，远程拷贝
 ansible gxtest-117 -m copy -a "src=/home/test/packages/bigtop-3.2.0.zip dest=/data/" -b --become-method su --become-user root 
 ansible gxtest-117 -m copy -a "src=/home/test/packages/ambari-2.8.0.zip dest=/data/" -b --become-method su --become-user root 
 ansible gxtest-117 -m copy -a "src=/home/test/packages/mysql-connector-java-8.0.28.jar dest=/data/" -b --become-method su --become-user root 
 ansible gxtest-117 -m copy -a "src=/home/test/packages/mysql-8.0.36-1.el8.x86_64.rpm-bundle.tar dest=/data/" -b --become-method su --become-user root 
ansible test -m copy -a "src=/data/xxx/conf/application.xml dest=/data/xxx/conf/" 
ansible sdtp -m copy -a "src=/data/sxxxhdfs dest=/data/" 

#script模块，执行脚本内容。
ansible test -m script -a "start_xxx.sh" 
 
 

1、ansible每天2点执行脚本clear.sh

addCrontab.yml 内容：
---
- name: Add cron job for clearing bad backups
  hosts: web
  become: yes
  become_user: test
  tasks:
    - name: Add cron job
      ansible.builtin.cron:
        name: "clearBadBak"
        minute: "0"
        hour: "2"
        job: "/bin/bash /home/shellDir/clea.sh"
 
 执行：ansible-playbook addCrontab.yml 

删除crontab操作：
---
- name: Remove cron job
  hosts: web
  become: yes
  become_user: test
  tasks:
    - name: Ensure cron job is absent
      ansible.builtin.cron:
        name: "clearBadBak"
        state: absent