Destroy old VM's

cleanup

#!/usr/bin/env ruby

# destroy VM's that are older than 6 hours

def ex(cmd)
  `#{cmd}`
end

output = ex('virsh list --all').split("\n").drop(2)

output.each do |line|
  name = line.match(/(?:\d+|-)\s*(.+?)\s/)[1]
  time = name.match(/.+?(\d{10})/)[1].to_i if name
  if time && Time.at(time) < Time.now - 6 * 60 * 60
    #puts "Destroying #{name}"
    ex("virsh destroy #{name}") if line =~ /(running|paused)/
    ex("virsh undefine #{name}")
  end
end


output = ex('virsh vol-list default').split("\n")[2...-1]
output.each do |line|
  name = line.match(/(\/.+?\.img)/)[1]
  time = name.match(/.+?(\d{10})/) if name
  if time && Time.at(time[1].to_i) < Time.now - 6 * 60 * 60
    #puts "deleting #{name}"
    ex("virsh vol-delete #{name}")
  end
end