209 lines
6.5 KiB
Ruby
209 lines
6.5 KiB
Ruby
require 'chef/application'
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require_relative File.join(%w(.. spec_helper))
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require_relative File.join(%w(.. helpers keystone_primitive))
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describe "Chef::Provider::PacemakerPrimitive" do
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# for use inside examples:
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let(:rsc) { Chef::RSpec::Pacemaker::Config::KEYSTONE_PRIMITIVE }
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# for use outside examples (e.g. when invoking shared_examples)
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rsc = Chef::RSpec::Pacemaker::Config::KEYSTONE_PRIMITIVE
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before(:each) do
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runner_opts = {
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:step_into => ['pacemaker_primitive']
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}
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@chef_run = ::ChefSpec::Runner.new(runner_opts)
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@chef_run.converge "pacemaker::default"
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@node = @chef_run.node
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@run_context = @chef_run.run_context
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@resource = Chef::Resource::PacemakerPrimitive.new(rsc.name, @run_context)
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@resource.agent rsc.agent
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@resource.params Hash[rsc.params]
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@resource.meta Hash[rsc.meta]
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@resource.op Hash[rsc.op]
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end
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let (:provider) { Chef::Provider::PacemakerPrimitive.new(@resource, @run_context) }
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# "crm configure show" is executed by load_current_resource, and
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# again later on for the :create action, to see whether to create or
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# modify.
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def expect_definition(definition)
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Mixlib::ShellOut.any_instance.stub(:run_command)
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Mixlib::ShellOut.any_instance.stub(:error!)
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expect_any_instance_of(Mixlib::ShellOut) \
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.to receive(:stdout) \
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.and_return(definition)
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end
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def expect_exists(exists)
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expect_any_instance_of(Pacemaker::Resource::Primitive) \
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.to receive(:exists?) \
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.and_return(exists)
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end
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def expect_running(running)
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expect_any_instance_of(Pacemaker::Resource::Primitive) \
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.to receive(:running?) \
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.and_return(running)
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end
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describe ":create action" do
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it "should modify the primitive if it already exists" do
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new_params = Hash[rsc.params].merge("os_password" => "newpasswd")
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new_params.delete("os_tenant_name")
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@resource.params new_params
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@resource.meta Hash[rsc.meta].merge("target-role" => "Stopped")
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expect_definition(rsc.definition_string)
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configure_cmd_prefix = "crm_resource --resource #{rsc.name}"
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expected_configure_cmd_args = [
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%'--set-parameter "os_password" --parameter-value "newpasswd"',
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%'--delete-parameter "os_tenant_name"',
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%'--set-parameter "target-role" --parameter-value "Stopped" --meta',
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]
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provider.run_action :create
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expected_configure_cmd_args.each do |args|
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cmd = configure_cmd_prefix + " " + args
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expect(@chef_run).to run_execute(cmd)
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end
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expect(@resource).to be_updated
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end
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it "should create a primitive if it doesn't already exist" do
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expect_definition("")
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# Later, the :create action calls Pacemaker::Resource::Primitive#exists? to check
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# that creation succeeded.
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expect_exists(true)
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provider.run_action :create
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expect(@chef_run).to run_execute(rsc.crm_configure_command)
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expect(@resource).to be_updated
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end
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it "should barf if the primitive is already defined with the wrong agent" do
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existing_agent = "ocf:openstack:something-else"
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definition = rsc.definition_string.sub(rsc.agent, existing_agent)
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expect_definition(definition)
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expected_error = \
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"Existing resource primitive '#{rsc.name}' has agent '#{existing_agent}' " \
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"but recipe wanted '#{@resource.agent}'"
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expect { provider.run_action :create }.to \
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raise_error(RuntimeError, expected_error)
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expect(@resource).not_to be_updated
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end
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end
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shared_examples "action on non-existent resource" do |action, cmd, expected_error|
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it "should not attempt to #{action.to_s} a non-existent resource" do
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expect_definition("")
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if expected_error
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expect { provider.run_action action }.to \
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raise_error(RuntimeError, expected_error)
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else
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provider.run_action action
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end
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expect(@chef_run).not_to run_execute(cmd)
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expect(@resource).not_to be_updated
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end
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end
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describe ":delete action" do
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it_should_behave_like "action on non-existent resource", \
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:delete, "crm configure delete #{rsc.name}", nil
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it "should not delete a running resource" do
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expect_definition(rsc.definition_string)
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expect_running(true)
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expected_error = "Cannot delete running resource primitive #{rsc.name}"
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expect { provider.run_action :delete }.to \
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raise_error(RuntimeError, expected_error)
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cmd = "crm configure delete '#{rsc.name}'"
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expect(@chef_run).not_to run_execute(cmd)
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expect(@resource).not_to be_updated
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end
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it "should delete a non-running resource" do
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expect_definition(rsc.definition_string)
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expect_running(false)
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provider.run_action :delete
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cmd = "crm configure delete '#{rsc.name}'"
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expect(@chef_run).to run_execute(cmd)
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expect(@resource).to be_updated
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end
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end
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describe ":start action" do
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it_should_behave_like "action on non-existent resource", \
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:start,
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"crm resource start #{rsc.name}", \
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"Cannot start non-existent resource primitive '#{rsc.name}'"
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it "should do nothing to a started resource" do
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expect_definition(rsc.definition_string)
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expect_running(true)
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provider.run_action :start
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cmd = "crm resource start #{rsc.name}"
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expect(@chef_run).not_to run_execute(cmd)
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expect(@resource).not_to be_updated
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end
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it "should start a stopped resource" do
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config = rsc.definition_string.sub("Started", "Stopped")
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expect_definition(config)
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expect_running(false)
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provider.run_action :start
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cmd = "crm resource start '#{rsc.name}'"
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expect(@chef_run).to run_execute(cmd)
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expect(@resource).to be_updated
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end
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end
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describe ":stop action" do
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it_should_behave_like "action on non-existent resource", \
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:stop,
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"crm resource stop #{rsc.name}", \
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"Cannot stop non-existent resource primitive '#{rsc.name}'"
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it "should do nothing to a stopped resource" do
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expect_definition(rsc.definition_string)
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expect_running(false)
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provider.run_action :stop
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cmd = "crm resource start #{rsc.name}"
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expect(@chef_run).not_to run_execute(cmd)
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expect(@resource).not_to be_updated
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end
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it "should stop a started resource" do
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expect_definition(rsc.definition_string)
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expect_running(true)
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provider.run_action :stop
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cmd = "crm resource stop '#{rsc.name}'"
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expect(@chef_run).to run_execute(cmd)
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expect(@resource).to be_updated
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end
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end
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end
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