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path: root/spec/integration/transaction_spec.rb
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#!/usr/bin/env ruby

require File.dirname(__FILE__) + '/../spec_helper'

require 'puppet_spec/files'
require 'puppet/transaction'
require 'puppet_spec/files'

describe Puppet::Transaction do
    include PuppetSpec::Files

    before do
        Puppet::Util::Storage.stubs(:store)
    end

    def mk_catalog(*resources)
        catalog = Puppet::Resource::Catalog.new(Puppet::Node.new("mynode"))
        resources.each { |res| catalog.add_resource res }
        catalog
    end

    it "should not apply generated resources if the parent resource fails" do
        catalog = Puppet::Resource::Catalog.new
        resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
        catalog.add_resource resource

        child_resource = Puppet::Type.type(:file).new :path => "/foo/bar/baz", :backup => false

        resource.expects(:eval_generate).returns([child_resource])

        transaction = Puppet::Transaction.new(catalog)

        resource.expects(:retrieve).raises "this is a failure"
        resource.stubs(:err)

        child_resource.expects(:retrieve).never

        transaction.evaluate
    end

    it "should not apply virtual resources" do
        catalog = Puppet::Resource::Catalog.new
        resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
        resource.virtual = true
        catalog.add_resource resource

        transaction = Puppet::Transaction.new(catalog)

        resource.expects(:evaluate).never

        transaction.evaluate
    end

    it "should apply exported resources" do
        catalog = Puppet::Resource::Catalog.new
        path = tmpfile("exported_files")
        resource = Puppet::Type.type(:file).new :path => path, :backup => false, :ensure => :file
        resource.exported = true
        catalog.add_resource resource

        catalog.apply
        FileTest.should be_exist(path)
    end

    it "should not apply virtual exported resources" do
        catalog = Puppet::Resource::Catalog.new
        resource = Puppet::Type.type(:file).new :path => "/foo/bar", :backup => false
        resource.exported = true
        resource.virtual = true
        catalog.add_resource resource

        transaction = Puppet::Transaction.new(catalog)

        resource.expects(:evaluate).never

        transaction.evaluate
    end

    # Verify that one component requiring another causes the contained
    # resources in the requiring component to get refreshed.
    it "should propagate events from a contained resource through its container to its dependent container's contained resources" do
        transaction = nil
        file = Puppet::Type.type(:file).new :path => tmpfile("event_propagation"), :ensure => :present
        execfile = File.join(tmpdir("exec_event"), "exectestingness2")
        exec = Puppet::Type.type(:exec).new :command => "touch #{execfile}", :path => ENV['PATH']
        catalog = mk_catalog(file)

        fcomp = Puppet::Type.type(:component).new(:name => "Foo[file]")
        catalog.add_resource fcomp
        catalog.add_edge(fcomp, file)

        ecomp = Puppet::Type.type(:component).new(:name => "Foo[exec]")
        catalog.add_resource ecomp
        catalog.add_resource exec
        catalog.add_edge(ecomp, exec)

        ecomp[:subscribe] = Puppet::Resource.new(:foo, "file")
        exec[:refreshonly] = true

        exec.expects(:refresh)
        catalog.apply
    end

    # Make sure that multiple subscriptions get triggered.
    it "should propagate events to all dependent resources" do
        path = tmpfile("path")
        file1 = tmpfile("file1")
        file2 = tmpfile("file2")

                    file = Puppet::Type.type(:file).new(
                
            :path => path,
        
            :ensure => "file"
        )

                    exec1 = Puppet::Type.type(:exec).new(
                
            :path => ENV["PATH"],
            :command => "touch #{file1}",
            :refreshonly => true,
        
            :subscribe => Puppet::Resource.new(:file, path)
        )

                    exec2 = Puppet::Type.type(:exec).new(
                
            :path => ENV["PATH"],
            :command => "touch #{file2}",
            :refreshonly => true,
        
            :subscribe => Puppet::Resource.new(:file, path)
        )

        catalog = mk_catalog(file, exec1, exec2)
        catalog.apply
        FileTest.should be_exist(file1)
        FileTest.should be_exist(file2)
    end

    it "should not let one failed refresh result in other refreshes failing" do
        path = tmpfile("path")
        newfile = tmpfile("file")

                    file = Puppet::Type.type(:file).new(
                
            :path => path,
        
            :ensure => "file"
        )

                    exec1 = Puppet::Type.type(:exec).new(
                
            :path => ENV["PATH"],
            :command => "touch /this/cannot/possibly/exist",
            :logoutput => true,
            :refreshonly => true,
            :subscribe => file,
        
            :title => "one"
        )

                    exec2 = Puppet::Type.type(:exec).new(
                
            :path => ENV["PATH"],
            :command => "touch #{newfile}",
            :logoutput => true,
            :refreshonly => true,
            :subscribe => [file, exec1],
        
            :title => "two"
        )

        exec1.stubs(:err)

        catalog = mk_catalog(file, exec1, exec2)
        catalog.apply
        FileTest.should be_exists(newfile)
    end

    it "should still trigger skipped resources" do
        catalog = mk_catalog
        catalog.add_resource(*Puppet::Type.type(:schedule).mkdefaultschedules)

        Puppet[:ignoreschedules] = false

                    file = Puppet::Type.type(:file).new(
                
            :name => tmpfile("file"),
        
            :ensure => "file",
            :backup => false
        )

        fname = tmpfile("exec")

                    exec = Puppet::Type.type(:exec).new(
                
            :name => "touch #{fname}",
            :path => "/usr/bin:/bin",
            :schedule => "monthly",
        
            :subscribe => Puppet::Resource.new("file", file.name)
        )

        catalog.add_resource(file, exec)

        # Run it once
        catalog.apply
        FileTest.should be_exists(fname)

        # Now remove it, so it can get created again
        File.unlink(fname)

        file[:content] = "some content"

        catalog.apply
        FileTest.should be_exists(fname)

        # Now remove it, so it can get created again
        File.unlink(fname)

        # And tag our exec
        exec.tag("testrun")

        # And our file, so it runs
        file.tag("norun")

        Puppet[:tags] = "norun"

        file[:content] = "totally different content"

        catalog.apply
        FileTest.should be_exists(fname)
    end

    it "should not attempt to evaluate resources with failed dependencies" do

                    exec = Puppet::Type.type(:exec).new(
                
            :command => "/bin/mkdir /this/path/cannot/possibly/exit",
        
            :title => "mkdir"
        )


                    file1 = Puppet::Type.type(:file).new(
                
            :title => "file1",
            :path => tmpfile("file1"),
        
            :require => exec,
            :ensure => :file
        )


                    file2 = Puppet::Type.type(:file).new(
                
            :title => "file2",
            :path => tmpfile("file2"),
        
            :require => file1,
            :ensure => :file
        )

        catalog = mk_catalog(exec, file1, file2)
        catalog.apply

        FileTest.should_not be_exists(file1[:path])
        FileTest.should_not be_exists(file2[:path])
    end

    # #801 -- resources only checked in noop should be rescheduled immediately.
    it "should immediately reschedule noop resources" do
        Puppet::Type.type(:schedule).mkdefaultschedules
        resource = Puppet::Type.type(:notify).new(:name => "mymessage", :noop => true)
        catalog = Puppet::Resource::Catalog.new
        catalog.add_resource resource

        trans = catalog.apply

        trans.resource_harness.should be_scheduled(trans.resource_status(resource), resource)
    end
end