CHEF-597 / CHEF-2880: Chef::Provider::Service::Invokercd

Keep the invokercd provider for those who want to use it
However it is not a default provider for debian.

3 files changed, 233 insertions, 0 deletions

diff --git a/chef/lib/chef/provider/service/invokercd.rb b/chef/lib/chef/provider/service/invokercd.rb
new file mode 100644
index 0000000000..69a17bb4fb
--- /dev/null
+++ b/chef/lib/chef/provider/service/invokercd.rb
@@ -0,0 +1,35 @@
+#
+# Author:: AJ Christensen (<aj@hjksolutions.com>)
+# Copyright:: Copyright (c) 2008 Opscode, 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 'chef/provider/service'
+require 'chef/provider/service/init'
+require 'chef/mixin/command'
+
+class Chef
+  class Provider
+    class Service
+      class Invokercd < Chef::Provider::Service::Init
+        
+        def initialize(new_resource, run_context)
+          super
+          @init_command = "/usr/sbin/invoke-rc.d #{@new_resource.service_name}"
+        end
+      end
+    end
+  end
+end
diff --git a/chef/lib/chef/providers.rb b/chef/lib/chef/providers.rb
index d7abf0f21d..22318bda8d 100644
--- a/chef/lib/chef/providers.rb
+++ b/chef/lib/chef/providers.rb
@@ -67,6 +67,7 @@ require 'chef/provider/service/freebsd'
 require 'chef/provider/service/gentoo'
 require 'chef/provider/service/init'
 require 'chef/provider/service/insserv'
+require 'chef/provider/service/invokercd'
 require 'chef/provider/service/redhat'
 require 'chef/provider/service/simple'
 require 'chef/provider/service/systemd'
diff --git a/chef/spec/unit/provider/service/invokercd_service_spec.rb b/chef/spec/unit/provider/service/invokercd_service_spec.rb
new file mode 100644
index 0000000000..03d10e7238
--- /dev/null
+++ b/chef/spec/unit/provider/service/invokercd_service_spec.rb
@@ -0,0 +1,197 @@
+#
+# Author:: AJ Christensen (<aj@hjksolutions.com>)
+# Copyright:: Copyright (c) 2008 Opscode, 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 File.expand_path(File.join(File.dirname(__FILE__), "..", "..", "..", "spec_helper"))
+
+describe Chef::Provider::Service::Invokercd, "load_current_resource" do
+  before(:each) do
+    @node = Chef::Node.new
+    @node[:command] = {:ps => "ps -ef"}
+    @run_context = Chef::RunContext.new(@node, {})
+
+    @new_resource = Chef::Resource::Service.new("chef")
+
+    @current_resource = Chef::Resource::Service.new("chef")
+
+    @provider = Chef::Provider::Service::Invokercd.new(@new_resource, @run_context)
+    Chef::Resource::Service.stub!(:new).and_return(@current_resource)
+
+    @status = mock("Status", :exitstatus => 0)
+    @provider.stub!(:popen4).and_return(@status)
+    @stdin, @stderr, @pid = nil,nil,nil
+    @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
+  end
+  
+  it "should create a current resource with the name of the new resource" do
+    @provider.load_current_resource
+    @provider.current_resource.should equal(@current_resource)
+  end
+
+  it "should set the current resources service name to the new resources service name" do
+    @provider.load_current_resource
+    @current_resource.service_name.should == 'chef'
+  end
+
+  describe "when the service supports status" do
+    before do
+      @new_resource.supports({:status => true})
+    end
+
+    it "should run '/usr/sbin/invoke-rc.d service_name status'" do
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@current_resource.service_name} status"})
+      @provider.load_current_resource
+    end
+  
+    it "should set running to true if the the status command returns 0" do
+      @provider.stub!(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@current_resource.service_name} status"}).and_return(0)
+      @provider.load_current_resource
+      @current_resource.running.should be_true
+    end
+
+    it "should set running to false if the status command returns anything except 0" do
+      @provider.stub!(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@current_resource.service_name} status"}).and_raise(Chef::Exceptions::Exec)
+      @provider.load_current_resource
+      @current_resource.running.should be_false
+    end
+  end
+
+  describe "when a status command has been specified" do
+    before do
+      @new_resource.stub!(:status_command).and_return("/usr/sbin/invoke-rc.d chefhasmonkeypants status")
+    end
+
+    it "should run the services status command if one has been specified" do
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d chefhasmonkeypants status"})
+      @provider.load_current_resource
+    end
+    
+  end
+  
+  describe "when the node has not specified a ps command" do
+    before do
+      @node[:command] = {:ps => nil}
+    end
+    
+    it "should set running to false if the node has a nil ps attribute" do
+      lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Service)
+    end
+
+    it "should set running to false if the node has an empty ps attribute" do
+      lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Service)
+    end
+    
+  end
+
+
+  describe "when we have a 'ps' attribute" do
+    it "should popen4 the node's ps command" do
+      @provider.should_receive(:popen4).with(@node[:command][:ps]).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
+      @provider.stub!(:popen4).and_yield(@pid, @stdin, @stdout, @stderr).and_return(@status)
+      @provider.load_current_resource 
+      @current_resource.running.should be_true
+    end
+
+    it "should set running to false if the regex doesn't match" do
+      @provider.stub!(:popen4).and_yield(@pid, @stdin, @stdout, @stderr).and_return(@status)
+      @provider.load_current_resource
+      @current_resource.running.should be_false
+    end
+
+    it "should raise an exception if ps fails" do
+      @status.stub!(:exitstatus).and_return(-1)
+      lambda { @provider.load_current_resource }.should raise_error(Chef::Exceptions::Service)
+    end
+  end
+
+  it "should return the current resource" do
+    @provider.load_current_resource.should 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("/usr/sbin/invoke-rc.d chef startyousillysally")
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d chef startyousillysally"}).and_return(0)
+      @provider.start_service()
+    end
+
+    it "should call '/usr/sbin/invoke-rc.d service_name start' if no start command is specified" do
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@new_resource.service_name} start"}).and_return(0)
+      @provider.start_service()
+    end 
+  end
+
+  describe Chef::Provider::Service::Invokercd, "stop_service" do
+    it "should call the stop command if one is specified" do
+      @new_resource.stop_command("/usr/sbin/invoke-rc.d chef itoldyoutostop")
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d chef itoldyoutostop"}).and_return(0)
+      @provider.stop_service()
+    end
+
+    it "should call '/usr/sbin/invoke-rc.d service_name stop' if no stop command is specified" do
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@new_resource.service_name} stop"}).and_return(0)
+      @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})
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@new_resource.service_name} restart"}).and_return(0)
+      @provider.restart_service()
+    end
+
+    it "should call the restart_command if one has been specified" do
+      @new_resource.restart_command("/usr/sbin/invoke-rc.d chef restartinafire")
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d #{@new_resource.service_name} restartinafire"}).and_return(0)
+      @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
+      @provider.should_receive(:stop_service)
+      @provider.should_receive(:sleep).with(1)
+      @provider.should_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})
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d chef reload"}).and_return(0)
+      @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("/usr/sbin/invoke-rc.d chef lollerpants")
+      @provider.should_receive(:run_command).with({:command => "/usr/sbin/invoke-rc.d chef lollerpants"}).and_return(0)
+      @provider.reload_service()
+    end
+  end
+end