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# -*- mode: ruby -*-
# vi: set ft=ruby :
#
# Author: Rajesh Joseph (rjoseph@redhat.com)
# Author: Christopher Blum (cblum@redhat.com)
#
#Variables
box_name = "gluster-dev-fedora"
box_url = "http://download.gluster.org/pub/gluster/glusterfs/vagrant/gluster-dev-fedora/boxes/gluster-dev-fedora.json"
node_count = 0
disk_count = -1
node_name = "Node"
ipbase="192.168.99."
source_path = "/source/glusterfs"
target_path = "/mnt/src"
if ARGV[0] == "up"
environment = open('vagrant_env.conf', 'w')
print "\n\e[1;37mEnter Node (or VM) Count? Default: 1 \e[32m"
while node_count < 1 or node_count > 99
node_count = $stdin.gets.strip.to_i
if node_count == 0 # The user pressed enter without input or we cannot parse the input to a number
node_count = 1
elsif node_count < 1
print "\e[31mWe need at least 1 VM ;) Try again \e[32m"
elsif node_count > 99
print "\e[31mWe don't support more than 99 VMs - Try again \e[32m"
end
end
print "\e[1;37mEnter per Node Disc (Brick) Count? Default: 2 \e[32m"
while disk_count < 1
disk_count = $stdin.gets.strip.to_i
if disk_count == 0 # The user pressed enter without input or we cannot parse the input to a number
disk_count = 2
elsif disk_count < 1
print "\e[31mWe need at least 1 disk ;) Try again \e[32m"
end
end
print "\e[1;37mEnter GlusterFS source location? Default: \"#{source_path}\" : \e[32m"
tmploc = $stdin.gets.strip.to_s
if tmploc != ""
source_path = "#{tmploc}"
end
environment.puts("# BEWARE: Do NOT modify ANY settings in here or your vagrant environment will be messed up")
environment.puts(node_count.to_s)
environment.puts(disk_count.to_s)
environment.puts(source_path)
print "\e[32m\nOK I will provision #{node_count} VMs for you and each one will have #{disk_count} disks for bricks\e[37m\n\n"
system "sleep 1"
else # So that we destroy and can connect to all VMs...
environment = open('vagrant_env.conf', 'r')
environment.readline # Skip the comment on top
node_count = environment.readline.to_i
disk_count = environment.readline.to_i
source_path = environment.readline.gsub(/\s+/, "")
if ARGV[0] != "ssh-config"
puts "Detected settings from previous vagrant up:"
puts " We deployed #{node_count} VMs with each #{disk_count} disks"
puts ""
end
end
environment.close
$ansivar = Hash.new{ |hash,key| hash[key] = [] }
$devnamecreated = false
#
# Function to create and attach disks
#
def attachDisks(numDisk, provider)
suffix = "bcdefghijklmn".split("")
for i in 1..numDisk.to_i
devname = "vd" + (suffix[i-1]).to_s
if $devnamecreated == false
$ansivar["device"].push "#{devname}"
end
provider.storage :file,
:size => '1G',
:device => "vd" + (suffix[i-1]).to_s,
:type => "qcow2",
:bus => "virtio",
:cache => "default"
end
$devnamecreated = true
end
$ansivar["src_path"].push "#{source_path}"
$ansivar["trg_path"].push "#{target_path}"
groups = Hash.new{ |hash,key| hash[key] = [] }
groups["origin"].push "#{node_name}1"
groups["all"].push "#{node_name}1"
(2..node_count).each do |num|
$ansivar["peer_nodes"].push "#{node_name}#{num}"
groups["all"].push "#{node_name}#{num}"
end
hostsFile = "\n"
(1..node_count).each do |num|
hostsFile += "#{ipbase}#{( 100 + num).to_s} #{node_name}#{num.to_s}\n"
end
Vagrant.configure("2") do |config|
(1..node_count).each do |num|
config.vm.define "#{node_name}#{num}" do |node|
ip_addr = "#{ipbase}#{(100 + num).to_s}"
node.vm.network "private_network", ip: "#{ip_addr}"
node.vm.box = box_name
node.vm.box_url = box_url
node.vm.hostname = "#{node_name}#{num}"
node.ssh.insert_key = false
node.vm.synced_folder "#{source_path}", "#{target_path}", type: "nfs"
# Define basic config for VM, memory, cpu, storage pool
node.vm.provider "libvirt" do |virt|
virt.storage_pool_name = "default"
virt.memory = 1024
virt.cpus = 1
attachDisks( disk_count, virt )
end
node.vm.post_up_message = "\e[37mBuilding of this VM is finished \n"
"You can access it now with: \n"
"vagrant ssh #{node_name}#{num.to_s}\n\n"
"#{target_path} directory in VM #{node_name}#{num.to_s}"
"is synced with Host machine. \nSo any changes done in this"
"directory will be reflected in the host machine as well\n"
"Beware of this when you delete content from this directory\e[32m"
node.vm.provision :shell, path: "bootstrap.sh"
node.vm.provision "shell", inline: <<-SHELL
echo '#{hostsFile}' | sudo tee -a /etc/hosts
SHELL
if num == node_count
# Let's provision
node.vm.provision "ansible" do |setup|
setup.verbose = "v"
setup.playbook = "ansible/setup.yml"
setup.limit = "all"
setup.sudo = "true"
setup.groups = groups
setup.extra_vars = $ansivar
end
end
end
end
end
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