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90 lines
2.7 KiB
Ruby
Executable File
90 lines
2.7 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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# -------------------------------------------------------------------------- #
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# Copyright 2002-2012, OpenNebula Project Leads (OpenNebula.org) #
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# #
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# Licensed under the Apache License, Version 2.0 (the "License"); you may #
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# not use this file except in compliance with the License. You may obtain #
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# a copy of the License at #
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# #
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# http://www.apache.org/licenses/LICENSE-2.0 #
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# #
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# Unless required by applicable law or agreed to in writing, software #
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# distributed under the License is distributed on an "AS IS" BASIS, #
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
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# See the License for the specific language governing permissions and #
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# limitations under the License. #
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#--------------------------------------------------------------------------- #
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####################################################
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# Script to implement host failure tolerance
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# It can be set to
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# -r resubmit VMs running in the host
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# -d delete VMs running in the host
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####################################################
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ONE_LOCATION=ENV["ONE_LOCATION"]
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if !ONE_LOCATION
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RUBY_LIB_LOCATION="/usr/lib/one/ruby"
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VMDIR="/var/lib/one"
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else
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RUBY_LIB_LOCATION=ONE_LOCATION+"/lib/ruby"
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VMDIR=ONE_LOCATION+"/var"
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end
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$: << RUBY_LIB_LOCATION
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require 'OpenNebula'
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include OpenNebula
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if !(host_id=ARGV[0])
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exit -1
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end
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if !(mode=ARGV[1]) # By default, resubmit VMs
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mode = "-r"
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end
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if !(force=ARGV[2]) # By default, don't resubmit/finalize suspended VMs
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force = "n"
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end
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begin
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client = Client.new()
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rescue Exception => e
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puts "Error: #{e}"
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exit -1
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end
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# Retrieve hostname
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host = OpenNebula::Host.new_with_id(host_id, client)
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exit -1 if OpenNebula.is_error?(host)
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host.info
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host_name = host.name
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# Loop through all vms
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vms = VirtualMachinePool.new(client)
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exit -1 if OpenNebula.is_error?(vms)
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vms.info_all
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state = "STATE=3"
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state += " or STATE=5" if force == "y"
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vm_ids_array = vms.retrieve_elements("/VM_POOL/VM[#{state}]/HISTORY_RECORDS/HISTORY[HOSTNAME=\"#{host_name}\" and last()]/../../ID")
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if vm_ids_array
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vm_ids_array.each do |vm_id|
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vm=OpenNebula::VirtualMachine.new_with_id(vm_id, client)
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vm.info
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if mode == "-r"
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vm.resubmit
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elsif mode == "-d"
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vm.finalize
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end
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end
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end
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