【openshift 安装】openshift-ansible 安装

你的名字 2022-05-28 00:12 289阅读 0赞

# 一. openshift 安装 #

# 1.1 安装前准备工作 #

*  免密码ssh登陆，参考ssh免密码登陆
 *  添加域名至/etc/hosts
 *  开启iptables服务，执行systemctl start iptables
 *  修改节点名字，例如  修改hostnamectl set-hostname node-10-12-40-250

# 1.2 安装前系统准备工作 #

系统要求至少centos 7.3以上

安装基础包：

# yum install wget git net-tools bind-utils iptables-services bridge-utils bash-completion kexec-tools sos psacct

更新系统至最新包：

# yum update

配置ansible，配置文件/etc/ansible/hosts

# Create an OSEv3 group that contains the masters and nodes groups
    [OSEv3:children]
    masters
    nodes
    
    
    # Set variables common for all OSEv3 hosts
    [OSEv3:vars]
    # SSH user, this user should allow ssh based auth without requiring a password
    ansible_ssh_user=root
    # If ansible_ssh_user is not root, ansible_become must be set to true
    #ansible_become=true
    openshift_deployment_type=origin
    
    
    openshift_disable_check=docker_image_availability,docker_storage,memory_availability,disk_availability
    
    
    # uncomment the following to enable htpasswd authentication; defaults to DenyAllPasswordIdentityProvider
    #openshift_master_identity_providers=[{'name': 'htpasswd_auth', 'login': 'true', 'challenge': 'true', 'kind': 'HTPasswdPasswordIdentityProvider', 'filename': '/etc/origin/master/htpasswd'}]
    
    
    # host group for masters
    [masters]
    master-40-228
    
    
    # host group for etcd
    [etcd]
    master-40-228
    
    
    # host group for nodes, includes region info
    [nodes]
    master-40-228 openshift_node_labels="{'region': 'infra', 'zone': 'default'}"
    node-40-230 openshift_node_labels="{'region': 'primary', 'zone': 'west'}"
    node-40-131 openshift_node_labels="{'region': 'primary', 'zone': 'west'}"
    
    
    [new_nodes]
    #node-51-84 openshift_node_labels="{'region': 'primary', 'zone': 'west'}"
    #node-51-85 openshift_node_labels="{'region': 'primary', 'zone': 'west'}"
    node-51-86 openshift_node_labels="{'region': 'primary', 'zone': 'west'}"

下载openshift-ansible，

执行安装命令： ansible-playbook playbook/byo/config.yaml

参考： https://docs.openshift.org/3.6/install\_config/install/host\_preparation.html