122 lines
3.6 KiB
Ruby
122 lines
3.6 KiB
Ruby
#
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# Author:: Vincent Untz
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# Cookbook Name:: pacemaker
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# Recipe:: stonith
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#
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# Copyright 2014, SUSE
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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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# FIXME: delete old resources when switching mode (or plugin!)
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case node[:pacemaker][:stonith][:mode]
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when "disabled"
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when "manual"
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# nothing!
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when "clone"
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plugin = node[:pacemaker][:stonith][:clone][:plugin]
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params = node[:pacemaker][:stonith][:clone][:params]
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# This needs to be done in the second phase of chef, because we need
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# cluster-glue to be installed first; hence ruby_block
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ruby_block "Check if STONITH #{plugin} is available" do
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block do
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PacemakerStonithHelper.assert_stonith_plugin_valid plugin
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end
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end
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if params.respond_to?('to_hash')
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primitive_params = params.to_hash
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elsif params.is_a?(String)
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primitive_params = ::Pacemaker::Resource.extract_hash("params #{params}", "params")
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else
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message = "Unknown format for STONITH clone parameters: #{params.inspect}."
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Chef::Log.fatal(message)
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raise message
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end
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unless primitive_params.has_key?("hostlist")
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message = "Missing hostlist parameter for STONITH clone!"
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Chef::Log.fatal(message)
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raise message
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end
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pacemaker_primitive "stonith-clone" do
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agent "stonith:#{plugin}"
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params primitive_params
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action :create
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end
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pacemaker_clone "fencing" do
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rsc "stonith-clone"
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action :create
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end
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when "per_node"
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plugin = node[:pacemaker][:stonith][:per_node][:plugin]
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# This needs to be done in the second phase of chef, because we need
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# cluster-glue to be installed first; hence ruby_block
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ruby_block "Check if STONITH #{plugin} is available" do
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block do
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PacemakerStonithHelper.assert_stonith_plugin_valid plugin
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end
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end
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node[:pacemaker][:stonith][:per_node][:nodes].keys.each do |node_name|
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if node[:pacemaker][:stonith][:per_node][:mode] == "self"
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next unless node_name == node[:hostname]
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end
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stonith_resource = "stonith-#{node_name}"
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params = node[:pacemaker][:stonith][:per_node][:nodes][node_name][:params]
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if params.respond_to?('to_hash')
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primitive_params = params.to_hash
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elsif params.is_a?(String)
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primitive_params = ::Pacemaker::Resource.extract_hash("params #{params}", "params")
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else
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message = "Unknown format for STONITH per-node parameters of #{node_name}: #{params.inspect}."
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Chef::Log.fatal(message)
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raise message
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end
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# Only set one of hostname / hostlist param if none of them are present; we
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# do not overwrite it as the user might have passed more information than
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# just the hostname (some plugins accept hostname:data in hostlist)
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unless primitive_params.has_key?("hostname") || primitive_params.has_key?("hostlist")
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primitive_params["hostname"] = node_name
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end
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pacemaker_primitive stonith_resource do
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agent "stonith:#{plugin}"
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params primitive_params
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action :create
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end
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pacemaker_location "l-#{stonith_resource}" do
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rsc stonith_resource
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score "-inf"
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node node_name
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action :create
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end
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end
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else
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message = "Unknown STONITH mode: #{node[:pacemaker][:stonith][:mode]}."
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Chef::Log.fatal(message)
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raise message
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end
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