ansibleplaybook文件：
使用将主机IP和主机名对应关系写入vars/main.yml,或者通过hosts文件引入
roles/all_ssh_key/
├── tasks
│ └── main.yml
└── vars
└── main.yml
tasks/main.yml
1 - name: add hosts list 2 tags: ah 3 shell: "/usr/bin/hostnamectl set-hostname {{ hostlists[inventory_hostname] }}" 4 # with_dict: "{{ hostlists }}" 5 when: ansible_hostname != hostlists[inventory_hostname] 6 7 - name: add hosts list 8 tags: ahf 9 lineinfile: 10 path: /etc/hosts 11 line: "{{item.key}} {{ item.value }}" 12 with_dict: "{{ hostlists }}" 13 14 - name: Ensure ssh_config is set to KeyChecking no 15 lineinfile: 16 path: /etc/ssh/ssh_config 17 regexp: '^.*StrictHostKeyChecking.*$' 18 line: ' StrictHostKeyChecking no' 19 20 - name: generating public/private rsa key pair #生成公钥和私钥 21 shell: echo "y"|ssh-keygen -t rsa -b 2048 -N '' -f /root/.ssh/id_rsa 22 23 - name: Specifying a path directly 24 tags: fe 25 fetch: 26 src: ~/.ssh/id_rsa.pub 27 dest: /tmp/id_pub/id_pub-{{ inventory_hostname }} 28 flat: yes 29 30 - name: generating public/private rsa key pair #生成公钥和私钥 31 tags: fe 32 shell: find /tmp/id_pub/ -name 'id_pub-*' -type f -exec cat {} >/tmp/id_pub/authorized_keys.log ; 33 run_once: true 34 delegate_to: localhost 35 36 37 - name: Set up multiple authorized keys 38 tags: fe 39 authorized_key: 40 user: root 41 state: present 42 key: "{{ lookup('file', '/tmp/id_pub/authorized_keys.log') }}"
vars/main.yml
#host lists #host_ip host_name hostlists: 192.168.3.102: kylin-v10-01 192.168.3.103: kylin-v10-02 192.168.3.104: kylin-v10-03 192.168.3.105: kylin-v10-04