Ansible Role: gluster
安装gluster 分布式存储集群
介绍
Gluster是一款免费的开源软件可扩展网络文件系统。
官方网站：https://www.gluster.org/ 官方文档地址：https://docs.gluster.org/en/latest/
要求
此角色仅在RHEL及其衍生产品上运行。
测试环境
ansible 2.5.2
python 2.7.5
os Centos 7.4 X64
角色变量
software_files_path: "/opt/software"
software_install_path: "/usr/local"
gluster_version: "4.1"
gluster_packages:
- xfsprogs
gluster_volume_name: "gluster_data"
gluster_volume_replica: "{{ ansible_play_hosts.__len__() }}"
gluster_volume_brick: "/gluster_brick"
gluster_volume_create: >
gluster volume create {{ gluster_volume_name}}
replica {{ gluster_volume_replica }}
{% for h in play_hosts %}{{ hostvars[h].ansible_hostname }}:{{ gluster_volume_brick }} {% endfor %}
gluster_volume_start: >
gluster volume start {{ gluster_volume_name}}
gluster_hostnames: true
gluster_epel: true
gluster_init: true
gluster_client: false
gluster_client_mount_src: ''
gluster_client_mount_dest: ''
依赖
hostnames repo-epel
github地址
https://github.com/lework/Ansible-roles/tree/master/gluster
Example Playbook
安装集群
- hosts: node1 node2 node3
vars:
- ipnames:
'192.168.77.133': 'data-node1'
'192.168.77.134': 'data-node2'
'192.168.77.135': 'data-node3'
roles:
- gluster
安装集群, 自定义副本
- hosts: node1 node2 node3
vars:
- ipnames:
'192.168.77.133': 'data-node1'
'192.168.77.134': 'data-node2'
'192.168.77.135': 'data-node3'
- gluster_volume_brick: '/export/sdb1/brick'
- gluster_volume_create: >
gluster volume create replvol repl 2 data-node1:/export/sdb1/brick data-node2:/export/sdb1/brick
- gluster_volume_start: >
gluster volume start replvol
roles:
- gluster
客户端挂载
- hosts: node4
vars:
- ipnames:
'192.168.77.133': 'data-node1'
'192.168.77.134': 'data-node2'
'192.168.77.135': 'data-node3'
- gluster_client: true
- gluster_client_mount_src: 'data-node1:/gluster_data'
- gluster_client_mount_dest: '/mnt'
roles:
- gluster
使用
yum -y install glusterfs-fuse
mount -t glusterfs data-node1:/gluster_data /mnt