Ansible Automatic SSH

Installation

Yum-y Install ansible expect

Generate Key,ssh-keygen-t rsa-f ~/.ssh/id_rsa

Two ways

1. Ssh+expect from Oldbody

Cat/etc/ansible/hosts

[web]

Web1 ansible_ssh_host=192.168.1.21

WEB2 ansible_ssh_host=192.168.1.22

Exp.sh to provide modified

. /etc/init.d/functionsip=$1function known_host_rebuild () {[  ! -e ~/.ssh/known_hosts ] && mkdir -p ~/.ssh/ &&  touch ~/.ssh/known_hostslocal i=$1sed -i  "/^${I} /D"  ~/.ssh/known_ hostsexpect -c  "Spawn /usr/bin/ssh [email protected]${i} echo ok;expect  \ "*yes/no", "send \" yes\r\ ";expect eof "  return 0[[ $? -ne 0  ]] && echo  "$i  know host rebuild fail,maybe the  Server connect error "}function pass_passwd () {ip=$1expect -c " set timeout - 1spawn ssh-copy-id -i /root/.ssh/id_rsa.pub [email protected] $ipexpect  \ "* Password:\ "send \" Your password \r\ "expect eof"  }known_host_rebuild $1pass_passwd $1 

How to use:./exp.sh IP, SSH is automatically established, and then ansible various command tests

2.authorized_key Module

Basic information

http://docs.ansible.com/authorized_key_module.html

Simple example

# Example using key data from a local file on the management Machine-authorized_key:user=charlie key= "{{lookup (' file '), '/home/charlie/.ssh/id_rsa.pub ')}} "

Cat/etc/ansible/hosts

[Unknow]

WEB3 ansible_ssh_user=root ansible_ssh_host=192.168.1.21 ansible_ssh_pass= "Your password"

Simple to use

Cat Rsync_key.ymal----hosts:web3 user:root tasks:-name:ssh authorized_key:user= "root" key= "{{lookup (' file '), '/root/.ssh/id_rsa.pub ')}} "

How to use: Ansible-playbook rsync_key.ymal

Originated from Marco

http://mageedu.blog.51cto.com/4265610/1412028

Authorized_key ymal format does not write, Google to the

(Ansible Cookbook) http://ansiblecookbook.com/html/en.html

This article is from the "One Sky" blog, make sure to keep this source http://szgb2014.blog.51cto.com/340201/1669731

Ansible Automatic SSH