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#
# Author:: AJ Christensen (<aj@hjksolutions.com>)
# Copyright:: Copyright 2008-2018, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "spec_helper"
describe Chef::Provider::Service::Init, "load_current_resource" do
before(:each) do
@node = Chef::Node.new
@node.automatic_attrs[:command] = { ps: "ps -ef" }
@events = Chef::EventDispatch::Dispatcher.new
@run_context = Chef::RunContext.new(@node, {}, @events)
@new_resource = Chef::Resource::Service.new("chef")
@current_resource = Chef::Resource::Service.new("chef")
@provider = Chef::Provider::Service::Init.new(@new_resource, @run_context)
allow(Chef::Resource::Service).to receive(:new).and_return(@current_resource)
@stdout = StringIO.new(<<~PS)
aj 7842 5057 0 21:26 pts/2 00:00:06 vi init.rb
aj 7903 5016 0 21:26 pts/5 00:00:00 /bin/bash
aj 8119 6041 0 21:34 pts/3 00:00:03 vi init_service_spec.rb
PS
@status = double("Status", exitstatus: 0, stdout: @stdout)
allow(@provider).to receive(:shell_out!).and_return(@status)
end
it "should create a current resource with the name of the new resource" do
@provider.load_current_resource
expect(@provider.current_resource).to equal(@current_resource)
end
it "should set the current resources service name to the new resources service name" do
@provider.load_current_resource
expect(@current_resource.service_name).to eq("chef")
end
describe "when the service supports status" do
before do
@new_resource.supports({ status: true })
end
it "should run '/etc/init.d/service_name status'" do
expect(@provider).to receive(:shell_out).with("/etc/init.d/#{@current_resource.service_name} status").and_return(@status)
@provider.load_current_resource
end
it "should set running to true if the status command returns 0" do
allow(@provider).to receive(:shell_out).with("/etc/init.d/#{@current_resource.service_name} status").and_return(@status)
@provider.load_current_resource
expect(@current_resource.running).to be_truthy
end
it "should set running to false if the status command returns anything except 0" do
allow(@status).to receive(:exitstatus).and_return(1)
allow(@provider).to receive(:shell_out).with("/etc/init.d/#{@current_resource.service_name} status").and_return(@status)
@provider.load_current_resource
expect(@current_resource.running).to be_falsey
end
it "should set running to false if the status command raises" do
allow(@provider).to receive(:shell_out).and_raise(Mixlib::ShellOut::ShellCommandFailed)
@provider.load_current_resource
expect(@current_resource.running).to be_falsey
end
end
describe "when a status command has been specified" do
before do
@new_resource.status_command("/etc/init.d/chefhasmonkeypants status")
end
it "should run the services status command if one has been specified" do
expect(@provider).to receive(:shell_out).with("/etc/init.d/chefhasmonkeypants status").and_return(@status)
@provider.load_current_resource
end
end
describe "when an init command has been specified" do
before do
@new_resource.init_command("/opt/chef-server/service/erchef")
@provider = Chef::Provider::Service::Init.new(@new_resource, @run_context)
end
it "should use the init_command if one has been specified" do
expect(@provider).to receive(:shell_out!).with("/opt/chef-server/service/erchef start", default_env: false)
@provider.start_service
end
end
describe "when the node has not specified a ps command" do
it "should raise an error if the node has a nil ps property" do
@node.automatic_attrs[:command] = { ps: nil }
@provider.load_current_resource
@provider.action = :start
@provider.define_resource_requirements
expect { @provider.process_resource_requirements }.to raise_error(Chef::Exceptions::Service)
end
it "should raise an error if the node has an empty ps property" do
@node.automatic_attrs[:command] = { ps: "" }
@provider.load_current_resource
@provider.action = :start
@provider.define_resource_requirements
expect { @provider.process_resource_requirements }.to raise_error(Chef::Exceptions::Service)
end
end
describe "when we have a 'ps' property" do
it "should shell_out! the node's ps command" do
expect(@provider).to receive(:shell_out!).and_return(@status)
@provider.load_current_resource
end
it "should set running to true if the regex matches the output" do
@stdout = StringIO.new(<<~RUNNING_PS)
aj 7842 5057 0 21:26 pts/2 00:00:06 chef
aj 7842 5057 0 21:26 pts/2 00:00:06 poos
RUNNING_PS
allow(@status).to receive(:stdout).and_return(@stdout)
@provider.load_current_resource
expect(@current_resource.running).to be_truthy
end
it "should set running to false if the regex doesn't match" do
allow(@provider).to receive(:shell_out!).and_return(@status)
@provider.load_current_resource
expect(@current_resource.running).to be_falsey
end
it "should raise an exception if ps fails" do
allow(@provider).to receive(:shell_out!).and_raise(Mixlib::ShellOut::ShellCommandFailed)
@provider.load_current_resource
@provider.action = :start
@provider.define_resource_requirements
expect { @provider.process_resource_requirements }.to raise_error(Chef::Exceptions::Service)
end
end
it "should return the current resource" do
expect(@provider.load_current_resource).to eql(@current_resource)
end
describe "when starting the service" do
it "should call the start command if one is specified" do
@new_resource.start_command("/etc/init.d/chef startyousillysally")
expect(@provider).to receive(:shell_out!).with("/etc/init.d/chef startyousillysally", default_env: false)
@provider.start_service
end
it "should call '/etc/init.d/service_name start' if no start command is specified" do
expect(@provider).to receive(:shell_out!).with("/etc/init.d/#{@new_resource.service_name} start", default_env: false)
@provider.start_service
end
end
describe Chef::Provider::Service::Init, "stop_service" do
it "should call the stop command if one is specified" do
@new_resource.stop_command("/etc/init.d/chef itoldyoutostop")
expect(@provider).to receive(:shell_out!).with("/etc/init.d/chef itoldyoutostop", default_env: false)
@provider.stop_service
end
it "should call '/etc/init.d/service_name stop' if no stop command is specified" do
expect(@provider).to receive(:shell_out!).with("/etc/init.d/#{@new_resource.service_name} stop", default_env: false)
@provider.stop_service
end
end
describe "when restarting a service" do
it "should call 'restart' on the service_name if the resource supports it" do
@new_resource.supports({ restart: true })
expect(@provider).to receive(:shell_out!).with("/etc/init.d/#{@new_resource.service_name} restart", default_env: false)
@provider.restart_service
end
it "should call the restart_command if one has been specified" do
@new_resource.restart_command("/etc/init.d/chef restartinafire")
expect(@provider).to receive(:shell_out!).with("/etc/init.d/#{@new_resource.service_name} restartinafire", default_env: false)
@provider.restart_service
end
it "should just call stop, then start when the resource doesn't support restart and no restart_command is specified" do
expect(@provider).to receive(:stop_service)
expect(@provider).to receive(:sleep).with(1)
expect(@provider).to receive(:start_service)
@provider.restart_service
end
end
describe "when reloading a service" do
it "should call 'reload' on the service if it supports it" do
@new_resource.supports({ reload: true })
expect(@provider).to receive(:shell_out!).with("/etc/init.d/chef reload", default_env: false)
@provider.reload_service
end
it "should should run the user specified reload command if one is specified and the service doesn't support reload" do
@new_resource.reload_command("/etc/init.d/chef lollerpants")
expect(@provider).to receive(:shell_out!).with("/etc/init.d/chef lollerpants", default_env: false)
@provider.reload_service
end
end
describe "when a custom command has been specified" do
before do
@new_resource.start_command("/etc/init.d/chef startyousillysally")
expect(@provider).to receive(:shell_out!).with("/etc/init.d/chef startyousillysally", default_env: false)
end
it "should still pass all why run assertions" do
expect { @provider.run_action(:start) }.not_to raise_error
end
end
end
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