我尝试在远程主机上运行inital剧本,即设置SSH公钥。问题是,没有SSH,我就无法连接。我试过这样的东西,但不管用。
- hosts: remote_host
become: yes
become_user: mongod
become_method: sudo
become_exe: "sudo su - "
tasks:
- name: Add public ssh keys
lineinfile:
path: /home/mongod/.ssh/authorized_keys
owner: mongod
group: mongod
mode: '0600'
state: present
line: "{{ item }}"
loop:
- "ssh-rsa AAAAB3NzaC1yc2E...= domscheit@ansible_host"注意,sudo su - mongod是我可以作为用户domscheit运行的唯一的命令。我没有用户mongod的密码,因此我不能直接用于连接。上面的剧本像FAILED! => {"msg": "Missing sudo password"}一样返回错误
事实上,我找到了一个解决办法:
- hosts: remote_host
tasks:
- name: Add public ssh-key to authorized_keys
shell: |
sudo su - mongod <<< "mkdir --mode=700 /home/mongod/.ssh"
sudo su - mongod <<< "echo ssh-rsa AAAAB3Nza...= domscheit@ansible_host >> /home/mongod/.ssh/authorized_keys"
sudo su - mongod <<< "chmod 600 /home/mongod/.ssh/authorized_keys"
args:
executable: /bin/bash它正在起作用,但是应该有一个更好的解决办法。它创建了[WARNING]: Consider using 'become', 'become_method', and 'become_user' rather than running sudo
一旦设置了公共ssh键,我就可以使用--user mongod继续进行实际的操作。
发布于 2020-05-04 22:12:17
正如@chelmertz所提到的,您不需要(甚至不应该)通过cmd或其他什么方式回显ssh键。在ansible中确实有authorized_key模块。它将注意适当的特权和不正确的东西,所以您的密钥不仅会被添加,而且会按预期工作。
只使用mongod运行任务,为用户become: yes添加ssh键
- hosts: remote_host
become: yes
tasks:
- name: Set authorized key taken from file
authorized_key:
user: mongod
state: present
key: "{{ lookup('file', '/path/to/your/pub/key/id_rsa.pub') }}"https://stackoverflow.com/questions/61599349
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