33f204d361
* Set policy to stop only in there are motre then 2 controllers * Add retries and timeouts Change-Id: I70d734dfde7c2a56b91d6f2701a159d3cff535cb Closes-Bug: 1419794
71 lines
1.7 KiB
Ruby
Executable File
71 lines
1.7 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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require 'rubygems'
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require 'hiera'
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require 'timeout'
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RETRY_COUNT = 5
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RETRY_WAIT = 1
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RETRY_TIMEOUT = 10
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def get_nodes
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hiera = Hiera.new(:config => '/etc/puppet/hiera.yaml')
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nodes_array = hiera.lookup 'nodes', [], {}
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raise 'Invalid nodes data!' unless nodes_array.is_a? Array
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nodes_array
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end
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def get_controller_nodes
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get_nodes.select {|n|
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['controller', 'primary-controller'].include? n['role']
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}.size
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end
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def set_quorum_policy(value)
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puts "Setting no-quorum-policy to: '#{value}'"
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RETRY_COUNT.times do |n|
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begin
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Timeout::timeout(RETRY_TIMEOUT) do
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system "crm_attribute --verbose --type crm_config --name no-quorum-policy --update #{value}"
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return if $?.exitstatus == 0
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end
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rescue Timeout::Error
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nil
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end
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puts "Error! Retry: #{n + 1}"
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sleep RETRY_WAIT
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end
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fail "Could not set no-quorum-policy to: '#{value}'!"
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end
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def get_quorum_policy
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RETRY_COUNT.times do |n|
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begin
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Timeout::timeout(RETRY_TIMEOUT) do
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policy = `crm_attribute --type crm_config --name no-quorum-policy --query --quiet`.chomp
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return policy if $?.exitstatus == 0
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end
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rescue Timeout::Error
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nil
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end
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puts "Error! Retry: #{n + 1}"
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sleep RETRY_WAIT
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end
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fail "Could not get no-quorum-policy!"
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end
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##############
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controller_nodes = get_controller_nodes
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current_quorum_policy = get_quorum_policy
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puts "Controller nodes found: '#{controller_nodes}'"
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if controller_nodes > 2
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set_quorum_policy 'stop' unless current_quorum_policy == 'stop'
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else
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set_quorum_policy 'ignore' unless current_quorum_policy == 'ignore'
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end
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puts "Current no-quorum-policy is: '#{get_quorum_policy}'"
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exit 0
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