centos安装ansible（Centos安装Ansible及构建环境）
centos安装ansible（Centos安装Ansible及构建环境）
简介现有2台虚机：104、105，在104上安装ansible环境，并通过104上的ansible远程在105安装docker！
安装Ansibleyum install -y http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
yum install ansible -y
ansible --version设置虚机间的认证密钥
ssh-keygen
ssh-copy-id 172.16.10.105
ansible 172.16.10.105 -m ping
vim /etc/ansible/hosts
[websrvs]
172.16.10.105
ansible 172.16.10.105 -m ping
- name: 检查用户
user: name=jeemp state=present
register: p
- name: 添加EPEL仓库
yum: name=epel-release state=present
- name: 安装基础软件
yum:
name:
- gcc
- gcc-c
- libtool
- make
- automake
- autoconf
- pcre
- pcre-devel
- zlib
- zlib-devel
- openssl-devel
- vim
- name: 安装docker环境依赖
shell: sudo yum install -y yum-utils device-mapper-persistent-data lvm2 &&
sudo yum-config-manager --add-repo https://download.docker.com/linux/Centos/docker-ce.repo &&
sudo yum install docker-ce docker-ce-cli containerd.io -y &&
sudo yum install docker-ce-18.06.3.ce containerd.io
- name: 启动docker服务
shell: systemctl enable docker.service && systemctl start docker
- name: 临时关闭 selinux
shell: "setenforce 0"
failed_when: false
- name: 永久关闭 selinux
lineinfile:
dest: /etc/selinux/config
regexp: "^SELINUX="
line: "SELINUX=disabled"
- name: 配置limits.
lineinfile: dest=/etc/security/limits.conf line={{ item }}
with_items:
- '* - nofile 65535'
- '* soft nofile 65535'
- '* hard nofile 65535'
ignore_errors: True
- name: 临时关闭swap
shell: swapoff -a
ignore_errors: yes
- name: 永久关闭swap
lineinfile:
dest: /etc/fstab
state: absent
regexp: "swap"
ignore_errors: true
- name: 关闭firewalld
service:
name: firewalld
state: stopped
enabled: false
ignore_errors: yes
- name: 关闭iptables
service:
name: iptables
state: stopped
enabled: false
ignore_errors: yes执行ansible剧本
ansible-playbook xxx.yml
可以去105验证docker是否安装成功
