var (
			fs     *fakesys.FakeFileSystem
			logger boshlog.Logger

			registryServerManager biregistry.ServerManager
			releaseManager        birel.Manager

			mockInstaller          *mock_install.MockInstaller
			mockInstallerFactory   *mock_install.MockInstallerFactory
			mockCloudFactory       *mock_cloud.MockFactory
			mockCloud              *mock_cloud.MockCloud
			mockAgentClient        *mock_agentclient.MockAgentClient
			mockAgentClientFactory *mock_httpagent.MockAgentClientFactory
			mockReleaseExtractor   *mock_release.MockExtractor

			mockStateBuilderFactory *mock_instance_state.MockBuilderFactory
			mockStateBuilder        *mock_instance_state.MockBuilder
			mockState               *mock_instance_state.MockState

			mockBlobstoreFactory *mock_blobstore.MockFactory
			mockBlobstore        *mock_blobstore.MockBlobstore

			fakeStemcellExtractor         *fakebistemcell.FakeExtractor
			fakeUUIDGenerator             *fakeuuid.FakeGenerator
			fakeRegistryUUIDGenerator     *fakeuuid.FakeGenerator
			fakeRepoUUIDGenerator         *fakeuuid.FakeGenerator
			fakeAgentIDGenerator          *fakeuuid.FakeGenerator
			fakeSHA1Calculator            *fakebicrypto.FakeSha1Calculator
			legacyDeploymentStateMigrator biconfig.LegacyDeploymentStateMigrator
			deploymentStateService        biconfig.DeploymentStateService
			vmRepo                        biconfig.VMRepo
			diskRepo                      biconfig.DiskRepo
			stemcellRepo                  biconfig.StemcellRepo
			deploymentRepo                biconfig.DeploymentRepo
			releaseRepo                   biconfig.ReleaseRepo

			sshTunnelFactory bisshtunnel.Factory

			diskManagerFactory bidisk.ManagerFactory
			diskDeployer       bivm.DiskDeployer

			stdOut    *gbytes.Buffer
			stdErr    *gbytes.Buffer
			fakeStage *fakebiui.FakeStage

			stemcellManagerFactory bistemcell.ManagerFactory
			vmManagerFactory       bivm.ManagerFactory

			applySpec bias.ApplySpec

			directorID string

			stemcellTarballPath    = "/fake-stemcell-release.tgz"
			deploymentManifestPath = "/deployment-dir/fake-deployment-manifest.yml"
			deploymentStatePath    = "/deployment-dir/fake-deployment-manifest-state.json"

			stemcellImagePath       = "fake-stemcell-image-path"
			stemcellCID             = "fake-stemcell-cid"
			stemcellCloudProperties = biproperty.Map{}

			vmCloudProperties = biproperty.Map{}
			vmEnv             = biproperty.Map{}

			diskCloudProperties = biproperty.Map{}

			networkInterfaces = map[string]biproperty.Map{
				"network-1": biproperty.Map{
					"type":             "dynamic",
					"default":          []bideplmanifest.NetworkDefault{"dns", "gateway"},
					"cloud_properties": biproperty.Map{},
				},
			}

			agentRunningState = biagentclient.AgentState{JobState: "running"}
			mbusURL           = "http://fake-mbus-url"

			expectHasVM1    *gomock.Call
			expectDeleteVM1 *gomock.Call

			sshConfig *SSHConfig
		)

		var (
			fs                          *fakesys.FakeFileSystem
			logger                      boshlog.Logger
			releaseManager              birel.Manager
			mockCpiInstaller            *mock_install.MockInstaller
			mockCpiUninstaller          *mock_install.MockUninstaller
			mockInstallerFactory        *mock_install.MockInstallerFactory
			mockCloudFactory            *mock_cloud.MockFactory
			mockReleaseExtractor        *mock_release.MockExtractor
			fakeUUIDGenerator           *fakeuuid.FakeGenerator
			setupDeploymentStateService biconfig.DeploymentStateService
			fakeInstallation            *fakecmd.FakeInstallation

			fakeUI *fakeui.FakeUI

			mockBlobstoreFactory *mock_blobstore.MockFactory
			mockBlobstore        *mock_blobstore.MockBlobstore

			mockDeploymentManagerFactory *mock_deployment.MockManagerFactory
			mockDeploymentManager        *mock_deployment.MockManager
			mockDeployment               *mock_deployment.MockDeployment

			mockAgentClient        *mock_agentclient.MockAgentClient
			mockAgentClientFactory *mock_httpagent.MockAgentClientFactory
			mockCloud              *mock_cloud.MockCloud

			fakeStage *fakebiui.FakeStage

			directorID string

			deploymentManifestPath = "/deployment-dir/fake-deployment-manifest.yml"
			deploymentStatePath    string

			expectCPIExtractRelease *gomock.Call
			expectCPIInstall        *gomock.Call
			expectNewCloud          *gomock.Call

			mbusURL = "http://fake-mbus-user:[email protected]"
		)

func rootDesc() {
	var mockCtrl *gomock.Controller

	BeforeEach(func() {
		mockCtrl = gomock.NewController(GinkgoT())
	})

	AfterEach(func() {
		mockCtrl.Finish()
	})

	Describe("Run", func() {
		var (
			command        bicmd.Cmd
			fakeFs         *fakesys.FakeFileSystem
			stdOut         *gbytes.Buffer
			stdErr         *gbytes.Buffer
			userInterface  biui.UI
			sha1Calculator crypto.SHA1Calculator
			manifestSHA1   string

			mockDeployer              *mock_deployment.MockDeployer
			mockInstaller             *mock_install.MockInstaller
			mockInstallerFactory      *mock_install.MockInstallerFactory
			mockReleaseExtractor      *mock_release.MockExtractor
			releaseManager            birel.Manager
			mockRegistryServerManager *mock_registry.MockServerManager
			mockRegistryServer        *mock_registry.MockServer
			mockAgentClient           *mock_agentclient.MockAgentClient
			mockAgentClientFactory    *mock_httpagent.MockAgentClientFactory
			mockCloudFactory          *mock_cloud.MockFactory

			fakeCPIRelease *fakebirel.FakeRelease
			logger         boshlog.Logger

			mockBlobstoreFactory *mock_blobstore.MockFactory
			mockBlobstore        *mock_blobstore.MockBlobstore

			mockVMManagerFactory       *mock_vm.MockManagerFactory
			fakeVMManager              *fakebivm.FakeManager
			fakeStemcellExtractor      *fakebistemcell.FakeExtractor
			mockStemcellManager        *mock_stemcell.MockManager
			fakeStemcellManagerFactory *fakebistemcell.FakeManagerFactory

			fakeReleaseSetParser              *fakebirelsetmanifest.FakeParser
			fakeInstallationParser            *fakebiinstallmanifest.FakeParser
			fakeDeploymentParser              *fakebideplmanifest.FakeParser
			mockLegacyDeploymentStateMigrator *mock_config.MockLegacyDeploymentStateMigrator
			setupDeploymentStateService       biconfig.DeploymentStateService
			fakeDeploymentValidator           *fakebideplval.FakeValidator

			directorID          = "generated-director-uuid"
			fakeUUIDGenerator   *fakeuuid.FakeGenerator
			configUUIDGenerator *fakeuuid.FakeGenerator

			fakeStage *fakebiui.FakeStage

			deploymentManifestPath string
			deploymentStatePath    string
			cpiReleaseTarballPath  string
			stemcellTarballPath    string
			extractedStemcell      bistemcell.ExtractedStemcell

			expectDeploy *gomock.Call

			mbusURL = "http://fake-mbus-user:[email protected]"

			releaseSetManifest     birelsetmanifest.Manifest
			boshDeploymentManifest bideplmanifest.Manifest
			installationManifest   biinstallmanifest.Manifest
			cloud                  bicloud.Cloud

			cloudStemcell bistemcell.CloudStemcell

			expectLegacyMigrate        *gomock.Call
			expectStemcellUpload       *gomock.Call
			expectStemcellDeleteUnused *gomock.Call
			expectCPIReleaseExtract    *gomock.Call
			expectInstall              *gomock.Call
			expectNewCloud             *gomock.Call
		)

		BeforeEach(func() {
			logger = boshlog.NewLogger(boshlog.LevelNone)
			stdOut = gbytes.NewBuffer()
			stdErr = gbytes.NewBuffer()
			userInterface = biui.NewWriterUI(stdOut, stdErr, logger)
			fakeFs = fakesys.NewFakeFileSystem()
			fakeFs.EnableStrictTempRootBehavior()
			deploymentManifestPath = "/path/to/manifest.yml"
			deploymentStatePath = "/path/to/manifest-state.json"
			fakeFs.RegisterOpenFile(deploymentManifestPath, &fakesys.FakeFile{
				Stats: &fakesys.FakeFileStats{FileType: fakesys.FakeFileTypeFile},
			})

			fakeFs.WriteFileString(deploymentManifestPath, "")

			mockDeployer = mock_deployment.NewMockDeployer(mockCtrl)
			mockInstaller = mock_install.NewMockInstaller(mockCtrl)
			mockInstallerFactory = mock_install.NewMockInstallerFactory(mockCtrl)
//.........这里部分代码省略.........