workshop2(complete)

Vagrantfile

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+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+Vagrant.configure("2") do |config|
+  config.ssh.insert_key = false
+  (1..3).each do |i|
+    config.vm.define "node-#{i}" do |lb|
+     lb.vm.box = "centos/7"
+     disk_var = "./disk#{i}.dvi"
+     node_name = "node#{i}"
+     lb.vm.hostname = node_name
+     lb.vm.network "private_network", ip: "192.168.56.1#{i}"
+     lb.vm.provider "virtualbox" do |vb|
+      vb.customize ["modifyvm", :id, "--memory", "512", "--cpus", "1", "--name", node_name]
+      unless File.exist?(disk_var)
+       vb.customize ['createhd', '--filename', disk_var, '--variant', 'Fixed', '--size', 5 * 1024]
+      end
+      vb.customize ['storageattach', :id,  '--storagectl', 'IDE', '--port', 1, '--device', 0, '--type', 'hdd', '--medium', disk_var]
+     end 
+     lb.vm.provision "shell", path: "scripts/glusterfs.sh"
+     lb.vm.provision "shell", path: "scripts/configuration.sh"
+    end
+  end
+end

ansible.cfg

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+[defaults]
+inventory=./ansible_hosts
+remote_user=vagrant
+private_key_file=$HOME/.vagrant.d/insecure_private_key
+host_key_checking=false
+retry_files_enabled=false

ansible_hosts

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+[servers]
+node1 ansible_ssh_host=192.168.56.11
+node2 ansible_ssh_host=192.168.56.12
+node3 ansible_ssh_host=192.168.56.13

playbook.yml

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+---
+- hosts: all
+  become: true
+  tasks:
+    - name: Peer with every node
+      gluster_peer:
+        state: present
+        nodes:
+          - node2
+          - node3
+    - name: Create gluster volume
+      gluster_volume:
+        state: present
+        name: gv0
+        bricks: /gluster/data/gv0
+        replicas: 3
+        cluster:
+        - node1
+        - node2
+        - node3
+    - name: Start gluster
+      gluster_volume:
+        state: started
+        name: gv0
+    - name: Mount
+      shell: mount.glusterfs localhost:/gv0 /mnt

scripts/configuration.sh

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+echo "192.168.56.11	node1" >> /etc/hosts
+echo "192.168.56.12	node2" >> /etc/hosts
+echo "192.168.56.13	node3" >> /etc/hosts

scripts/glusterfs.sh

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+yum install -y centos-release-gluster
+yum install -y glusterfs-server
+yum install -y xfsprogs
+service glusterd start
+sfdisk /dev/sdb << EOF
+;
+EOF
+mkfs.xfs /dev/sdb1
+mkdir -p /gluster/data 
+mount /dev/sdb1 /gluster/data/