func init() {
Describe("renderedJobApplier", func() {
var (
jobsBc *fakebc.FakeBundleCollection
jobSupervisor *fakejobsuper.FakeJobSupervisor
packageApplierProvider *fakepa.FakePackageApplierProvider
blobstore *fakeblob.FakeBlobstore
compressor *fakecmd.FakeCompressor
fs *fakesys.FakeFileSystem
applier JobApplier
)
BeforeEach(func() {
jobsBc = fakebc.NewFakeBundleCollection()
jobSupervisor = fakejobsuper.NewFakeJobSupervisor()
packageApplierProvider = fakepa.NewFakePackageApplierProvider()
blobstore = fakeblob.NewFakeBlobstore()
fs = fakesys.NewFakeFileSystem()
compressor = fakecmd.NewFakeCompressor()
logger := boshlog.NewLogger(boshlog.LevelNone)
applier = NewRenderedJobApplier(
jobsBc,
jobSupervisor,
packageApplierProvider,
blobstore,
compressor,
fs,
logger,
)
})
Describe("Prepare & Apply", func() {
var (
job models.Job
bundle *fakebc.FakeBundle
)
BeforeEach(func() {
job, bundle = buildJob(jobsBc)
})
ItInstallsJob := func(act func() error) {
It("returns error when installing job fails", func() {
bundle.InstallError = errors.New("fake-install-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-install-error"))
})
It("downloads and later cleans up downloaded job template blob", func() {
blobstore.GetFileName = "/fake-blobstore-file-name"
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs[0]).To(Equal("fake-blobstore-id"))
Expect(blobstore.GetFingerprints[0]).To(Equal("fake-blob-sha1"))
// downloaded file is cleaned up
Expect(blobstore.CleanUpFileName).To(Equal("/fake-blobstore-file-name"))
})
It("returns error when downloading job template blob fails", func() {
blobstore.GetError = errors.New("fake-get-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-error"))
})
It("decompresses job template blob to tmp path and later cleans it up", func() {
fs.TempDirDir = "/fake-tmp-dir"
blobstore.GetFileName = "/fake-blobstore-file-name"
var tmpDirExistsBeforeInstall bool
bundle.InstallCallBack = func() {
tmpDirExistsBeforeInstall = true
}
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(compressor.DecompressFileToDirTarballPaths[0]).To(Equal("/fake-blobstore-file-name"))
Expect(compressor.DecompressFileToDirDirs[0]).To(Equal("/fake-tmp-dir"))
// tmp dir exists before bundle install
Expect(tmpDirExistsBeforeInstall).To(BeTrue())
// tmp dir is cleaned up after install
Expect(fs.FileExists(fs.TempDirDir)).To(BeFalse())
})
It("returns error when temporary directory creation fails", func() {
fs.TempDirError = errors.New("fake-filesystem-tempdir-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-filesystem-tempdir-error"))
})
It("returns error when decompressing job template fails", func() {
compressor.DecompressFileToDirErr = errors.New("fake-decompress-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-decompress-error"))
})
It("returns error when getting the list of bin files fails", func() {
fs.GlobErr = errors.New("fake-glob-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-glob-error"))
})
It("returns error when changing permissions on bin files fails", func() {
fs.TempDirDir = "/fake-tmp-dir"
fs.SetGlob("/fake-tmp-dir/fake-path-in-archive/bin/*", []string{
"/fake-tmp-dir/fake-path-in-archive/bin/test",
})
fs.ChmodErr = errors.New("fake-chmod-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-chmod-error"))
})
It("installs bundle from decompressed tmp path of a job template", func() {
fs.TempDirDir = "/fake-tmp-dir"
var installedBeforeDecompression bool
compressor.DecompressFileToDirCallBack = func() {
installedBeforeDecompression = bundle.Installed
}
err := act()
Expect(err).ToNot(HaveOccurred())
// bundle installation did not happen before decompression
Expect(installedBeforeDecompression).To(BeFalse())
// make sure that bundle install happened after decompression
Expect(bundle.InstallSourcePath).To(Equal("/fake-tmp-dir/fake-path-in-archive"))
})
It("sets executable bit for files in bin", func() {
fs.TempDirDir = "/fake-tmp-dir"
compressor.DecompressFileToDirCallBack = func() {
fs.WriteFile("/fake-tmp-dir/fake-path-in-archive/bin/test1", []byte{})
fs.WriteFile("/fake-tmp-dir/fake-path-in-archive/bin/test2", []byte{})
fs.WriteFile("/fake-tmp-dir/fake-path-in-archive/config/test", []byte{})
}
fs.SetGlob("/fake-tmp-dir/fake-path-in-archive/bin/*", []string{
"/fake-tmp-dir/fake-path-in-archive/bin/test1",
"/fake-tmp-dir/fake-path-in-archive/bin/test2",
})
var binTest1Stats, binTest2Stats, configTestStats *fakesys.FakeFileStats
bundle.InstallCallBack = func() {
binTest1Stats = fs.GetFileTestStat("/fake-tmp-dir/fake-path-in-archive/bin/test1")
binTest2Stats = fs.GetFileTestStat("/fake-tmp-dir/fake-path-in-archive/bin/test2")
configTestStats = fs.GetFileTestStat("/fake-tmp-dir/fake-path-in-archive/config/test")
}
err := act()
Expect(err).ToNot(HaveOccurred())
// bin files are executable
Expect(int(binTest1Stats.FileMode)).To(Equal(0755))
Expect(int(binTest2Stats.FileMode)).To(Equal(0755))
// non-bin files are not made executable
Expect(int(configTestStats.FileMode)).ToNot(Equal(0755))
})
}
ItUpdatesPackages := func(act func() error) {
var packageApplier *fakepa.FakePackageApplier
BeforeEach(func() {
packageApplier = fakepa.NewFakePackageApplier()
packageApplierProvider.JobSpecificPackageAppliers[job.Name] = packageApplier
})
It("applies each package that job depends on and then cleans up packages", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(packageApplier.ActionsCalled).To(Equal([]string{"Apply", "Apply", "KeepOnly"}))
Expect(len(packageApplier.AppliedPackages)).To(Equal(2)) // present
Expect(packageApplier.AppliedPackages).To(Equal(job.Packages))
})
It("returns error when applying package that job depends on fails", func() {
packageApplier.ApplyError = errors.New("fake-apply-err")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-apply-err"))
})
It("keeps only currently required packages but does not completely uninstall them", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(len(packageApplier.KeptOnlyPackages)).To(Equal(2)) // present
Expect(packageApplier.KeptOnlyPackages).To(Equal(job.Packages))
})
It("returns error when keeping only currently required packages fails", func() {
packageApplier.KeepOnlyErr = errors.New("fake-keep-only-err")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-keep-only-err"))
})
}
Describe("Prepare", func() {
act := func() error { return applier.Prepare(job) }
It("return an error if getting file bundle fails", func() {
jobsBc.GetErr = errors.New("fake-get-bundle-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-bundle-error"))
})
It("returns an error if checking for installed path fails", func() {
bundle.IsInstalledErr = errors.New("fake-is-installed-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-is-installed-error"))
})
Context("when job is already installed", func() {
BeforeEach(func() {
bundle.Installed = true
})
It("does not install", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{})) // no Install
})
It("does not download the job template", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs).To(BeNil())
})
})
Context("when job is not installed", func() {
BeforeEach(func() {
bundle.Installed = false
})
It("installs job (but does not enable)", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Install"}))
})
ItInstallsJob(act)
})
})
Describe("Apply", func() {
act := func() error { return applier.Apply(job) }
It("return an error if getting file bundle fails", func() {
jobsBc.GetErr = errors.New("fake-get-bundle-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-bundle-error"))
})
It("returns an error if checking for installed path fails", func() {
bundle.IsInstalledErr = errors.New("fake-is-installed-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-is-installed-error"))
})
Context("when job is already installed", func() {
BeforeEach(func() {
bundle.Installed = true
})
It("does not install but only enables job", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Enable"})) // no Install
})
It("returns error when job enable fails", func() {
bundle.EnableError = errors.New("fake-enable-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-enable-error"))
})
It("does not download the job template", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs).To(BeNil())
})
ItUpdatesPackages(act)
})
Context("when job is not installed", func() {
BeforeEach(func() {
bundle.Installed = false
})
It("installs and enables job", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Install", "Enable"}))
})
It("returns error when job enable fails", func() {
bundle.EnableError = errors.New("fake-enable-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-enable-error"))
})
ItInstallsJob(act)
ItUpdatesPackages(act)
})
})
})
Describe("Configure", func() {
It("adds job to the job supervisor", func() {
job, bundle := buildJob(jobsBc)
fs := fakesys.NewFakeFileSystem()
fs.WriteFileString("/path/to/job/monit", "some conf")
fs.SetGlob("/path/to/job/*.monit", []string{"/path/to/job/subjob.monit"})
bundle.GetDirPath = "/path/to/job"
bundle.GetDirFs = fs
err := applier.Configure(job, 0)
Expect(err).ToNot(HaveOccurred())
Expect(2).To(Equal(len(jobSupervisor.AddJobArgs)))
firstArgs := fakejobsuper.AddJobArgs{
Name: job.Name,
Index: 0,
ConfigPath: "/path/to/job/monit",
}
secondArgs := fakejobsuper.AddJobArgs{
Name: job.Name + "_subjob",
Index: 0,
ConfigPath: "/path/to/job/subjob.monit",
}
Expect(firstArgs).To(Equal(jobSupervisor.AddJobArgs[0]))
Expect(secondArgs).To(Equal(jobSupervisor.AddJobArgs[1]))
})
})
Describe("KeepOnly", func() {
It("first disables and then uninstalls jobs that are not in keeponly list", func() {
_, bundle1 := buildJob(jobsBc)
job2, bundle2 := buildJob(jobsBc)
_, bundle3 := buildJob(jobsBc)
job4, bundle4 := buildJob(jobsBc)
jobsBc.ListBundles = []boshbc.Bundle{bundle1, bundle2, bundle3, bundle4}
err := applier.KeepOnly([]models.Job{job4, job2})
Expect(err).ToNot(HaveOccurred())
Expect(bundle1.ActionsCalled).To(Equal([]string{"Disable", "Uninstall"}))
Expect(bundle2.ActionsCalled).To(Equal([]string{}))
Expect(bundle3.ActionsCalled).To(Equal([]string{"Disable", "Uninstall"}))
Expect(bundle4.ActionsCalled).To(Equal([]string{}))
})
It("returns error when bundle collection fails to return list of installed bundles", func() {
jobsBc.ListErr = errors.New("fake-bc-list-error")
err := applier.KeepOnly([]models.Job{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-list-error"))
})
It("returns error when bundle collection cannot retrieve bundle for keep-only job", func() {
job1, bundle1 := buildJob(jobsBc)
jobsBc.ListBundles = []boshbc.Bundle{bundle1}
jobsBc.GetErr = errors.New("fake-bc-get-error")
err := applier.KeepOnly([]models.Job{job1})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-get-error"))
})
It("returns error when at least one bundle cannot be disabled", func() {
_, bundle1 := buildJob(jobsBc)
jobsBc.ListBundles = []boshbc.Bundle{bundle1}
bundle1.DisableErr = errors.New("fake-bc-disable-error")
err := applier.KeepOnly([]models.Job{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-disable-error"))
})
It("returns error when at least one bundle cannot be uninstalled", func() {
_, bundle1 := buildJob(jobsBc)
jobsBc.ListBundles = []boshbc.Bundle{bundle1}
bundle1.UninstallErr = errors.New("fake-bc-uninstall-error")
err := applier.KeepOnly([]models.Job{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-uninstall-error"))
})
})
})
}
})
It("returns error when it fails to change permissions", func() {
fs.ChmodErr = errors.New("fake-chmod-error")
_, _, err := fileBundle.Install(sourcePath)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-chmod-error"))
})
It("does not install bundle if it fails to change permissions", func() {
fs.ChmodErr = errors.New("fake-chmod-error")
_, _, err := fileBundle.Install(sourcePath)
Expect(err).To(HaveOccurred())
Expect(fs.FileExists(installPath)).To(BeFalse())
})
})
Describe("InstallWithoutContents", func() {
It("installs the bundle at the given path with the correct permissions", func() {
actualFs, path, err := fileBundle.InstallWithoutContents()
Expect(err).NotTo(HaveOccurred())
Expect(actualFs).To(Equal(fs))
Expect(path).To(Equal(installPath))
fileStats := fs.GetFileTestStat(installPath)
Expect(fileStats).ToNot(BeNil())
Expect(fileStats.FileType).To(Equal(fakesys.FakeFileType(fakesys.FakeFileTypeDir)))
Expect(fileStats.FileMode).To(Equal(os.FileMode(0755)))
})
func init() {
Describe("prepareNetworkChange", func() {
var (
action PrepareNetworkChangeAction
fs *fakesys.FakeFileSystem
settingsService *fakesettings.FakeSettingsService
)
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
settingsService = &fakesettings.FakeSettingsService{}
action = NewPrepareNetworkChange(fs, settingsService)
})
It("is synchronous", func() {
Expect(action.IsAsynchronous()).To(BeFalse())
})
It("is not persistent", func() {
Expect(action.IsPersistent()).To(BeFalse())
})
It("invalidates settings so that load settings cannot fall back on old settings", func() {
resp, err := action.Run()
Expect(err).NotTo(HaveOccurred())
Expect(resp).To(Equal("ok"))
Expect(settingsService.SettingsWereInvalidated).To(BeTrue())
})
Context("when settings invalidation succeeds", func() {
Context("when the network rules file can be removed", func() {
It("removes the network rules file", func() {
fs.WriteFile("/etc/udev/rules.d/70-persistent-net.rules", []byte{})
resp, err := action.Run()
Expect(err).NotTo(HaveOccurred())
Expect(resp).To(Equal("ok"))
Expect(fs.FileExists("/etc/udev/rules.d/70-persistent-net.rules")).To(BeFalse())
})
})
Context("when the network rules file cannot be removed", func() {
BeforeEach(func() {
fs.RemoveAllError = errors.New("fake-remove-all-error")
})
It("returns error from removing the network rules file", func() {
resp, err := action.Run()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-all-error"))
Expect(resp).To(BeNil())
})
})
})
Context("when settings invalidation fails", func() {
BeforeEach(func() {
settingsService.InvalidateSettingsError = errors.New("fake-invalidate-error")
})
It("returns error early if settings err invalidating", func() {
resp, err := action.Run()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-invalidate-error"))
Expect(resp).To(BeNil())
})
It("does not remove the network rules file", func() {
fs.WriteFile("/etc/udev/rules.d/70-persistent-net.rules", []byte{})
action.Run()
Expect(fs.FileExists("/etc/udev/rules.d/70-persistent-net.rules")).To(BeTrue())
})
})
})
}
username, password, err := platform.GetMonitCredentials()
Expect(err).NotTo(HaveOccurred())
Expect(username).To(Equal("fake-user"))
Expect(password).To(Equal("fake:random:password"))
})
})
Describe("PrepareForNetworkingChange", func() {
It("removes the network persistent rules file", func() {
fs.WriteFile("/etc/udev/rules.d/70-persistent-net.rules", []byte{})
err := platform.PrepareForNetworkingChange()
Expect(err).NotTo(HaveOccurred())
Expect(fs.FileExists("/etc/udev/rules.d/70-persistent-net.rules")).To(BeFalse())
})
It("returns error if removing persistent rules file fails", func() {
fs.RemoveAllError = errors.New("fake-remove-all-error")
err := platform.PrepareForNetworkingChange()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-all-error"))
})
})
Describe("GetDefaultNetwork", func() {
It("returns default network according to net manager", func() {
netManager.GetDefaultNetworkNetwork = boshsettings.Network{IP: "fake-ip"}
func init() {
Describe("concreteCompiler", func() {
var (
compiler Compiler
compressor *fakecmd.FakeCompressor
blobstore *fakeblobstore.FakeBlobstore
fs *fakesys.FakeFileSystem
runner *fakesys.FakeCmdRunner
packageApplier *fakepa.FakePackageApplier
packagesBc *fakebc.FakeBundleCollection
)
BeforeEach(func() {
compressor = fakecmd.NewFakeCompressor()
blobstore = &fakeblobstore.FakeBlobstore{}
fs = fakesys.NewFakeFileSystem()
runner = fakesys.NewFakeCmdRunner()
packageApplier = fakepa.NewFakePackageApplier()
packagesBc = fakebc.NewFakeBundleCollection()
compiler = NewConcreteCompiler(
compressor,
blobstore,
fs,
runner,
FakeCompileDirProvider{Dir: "/fake-compile-dir"},
packageApplier,
packagesBc,
)
})
BeforeEach(func() {
fs.MkdirAll("/fake-compile-dir", os.ModePerm)
})
Describe("Compile", func() {
var (
bundle *fakebc.FakeBundle
pkg Package
pkgDeps []boshmodels.Package
)
BeforeEach(func() {
bundle = packagesBc.FakeGet(boshmodels.Package{
Name: "pkg_name",
Version: "pkg_version",
})
bundle.InstallPath = "/fake-dir/data/packages/pkg_name/pkg_version"
bundle.EnablePath = "/fake-dir/packages/pkg_name"
compressor.CompressFilesInDirTarballPath = "/tmp/compressed-compiled-package"
pkg, pkgDeps = getCompileArgs()
})
It("returns blob id and sha1 of created compiled package", func() {
blobstore.CreateBlobID = "fake-blob-id"
blobstore.CreateFingerprint = "fake-blob-sha1"
blobID, sha1, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(blobID).To(Equal("fake-blob-id"))
Expect(sha1).To(Equal("fake-blob-sha1"))
})
It("cleans up all packages before applying dependent packages", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(packageApplier.ActionsCalled).To(Equal([]string{"KeepOnly", "Apply", "Apply"}))
Expect(packageApplier.KeptOnlyPackages).To(BeEmpty())
})
It("returns an error if cleaning up packages fails", func() {
packageApplier.KeepOnlyErr = errors.New("fake-keep-only-error")
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-keep-only-error"))
})
It("fetches source package from blobstore", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs[0]).To(Equal("blobstore_id"))
Expect(blobstore.GetFingerprints[0]).To(Equal("sha1"))
})
It("returns an error if removing compile target directory during uncompression fails", func() {
fs.RegisterRemoveAllError("/fake-compile-dir/pkg_name", errors.New("fake-remove-error"))
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-error"))
})
It("returns an error if creating compile target directory during uncompression fails", func() {
fs.RegisterMkdirAllError("/fake-compile-dir/pkg_name", errors.New("fake-mkdir-error"))
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-mkdir-error"))
})
It("returns an error if removing temporary compile target directory during uncompression fails", func() {
fs.RegisterRemoveAllError("/fake-compile-dir/pkg_name-bosh-agent-unpack", errors.New("fake-remove-error"))
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-error"))
})
It("returns an error if creating temporary compile target directory during uncompression fails", func() {
fs.RegisterMkdirAllError("/fake-compile-dir/pkg_name-bosh-agent-unpack", errors.New("fake-mkdir-error"))
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-mkdir-error"))
})
It("installs dependent packages", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(packageApplier.AppliedPackages).To(Equal(pkgDeps))
})
It("extracts source package to compile dir", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists("/fake-compile-dir/pkg_name")).To(BeTrue())
Expect(compressor.DecompressFileToDirDirs[0]).To(Equal("/fake-compile-dir/pkg_name-bosh-agent-unpack"))
Expect(compressor.DecompressFileToDirTarballPaths[0]).To(Equal(blobstore.GetFileName))
Expect(fs.RenameOldPaths[0]).To(Equal("/fake-compile-dir/pkg_name-bosh-agent-unpack"))
Expect(fs.RenameNewPaths[0]).To(Equal("/fake-compile-dir/pkg_name"))
})
It("installs, enables and later cleans up bundle", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{
"InstallWithoutContents",
"Enable",
"Disable",
"Uninstall",
}))
})
It("runs packaging script when packaging script exists", func() {
compressor.DecompressFileToDirCallBack = func() {
fs.WriteFileString("/fake-compile-dir/pkg_name/packaging", "hi")
}
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
expectedCmd := boshsys.Command{
Name: "bash",
Args: []string{"-x", "packaging"},
Env: map[string]string{
"BOSH_COMPILE_TARGET": "/fake-compile-dir/pkg_name",
"BOSH_INSTALL_TARGET": "/fake-dir/packages/pkg_name",
"BOSH_PACKAGE_NAME": "pkg_name",
"BOSH_PACKAGE_VERSION": "pkg_version",
},
WorkingDir: "/fake-compile-dir/pkg_name",
}
Expect(len(runner.RunComplexCommands)).To(Equal(1))
Expect(runner.RunComplexCommands[0]).To(Equal(expectedCmd))
})
It("does not run packaging script when script does not exist", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(runner.RunCommands).To(BeEmpty())
})
It("compresses compiled package", func() {
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(compressor.CompressFilesInDirDir).To(Equal("/fake-dir/data/packages/pkg_name/pkg_version"))
})
It("uploads compressed package to blobstore", func() {
compressor.CompressFilesInDirTarballPath = "/tmp/compressed-compiled-package"
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.CreateFileName).To(Equal("/tmp/compressed-compiled-package"))
})
It("returs error if uploading compressed package fails", func() {
blobstore.CreateErr = errors.New("fake-create-err")
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-create-err"))
})
It("cleans up compressed package after uploading it to blobstore", func() {
var beforeCleanUpTarballPath, afterCleanUpTarballPath string
blobstore.CreateCallBack = func() {
beforeCleanUpTarballPath = compressor.CleanUpTarballPath
}
_, _, err := compiler.Compile(pkg, pkgDeps)
Expect(err).ToNot(HaveOccurred())
// Compressed package is not cleaned up before blobstore upload
Expect(beforeCleanUpTarballPath).To(Equal(""))
// Deleted after it was uploaded
afterCleanUpTarballPath = compressor.CleanUpTarballPath
Expect(afterCleanUpTarballPath).To(Equal("/tmp/compressed-compiled-package"))
})
})
})
}
func init() {
Describe("concreteServiceProvider", func() {
var (
platform *fakeplatform.FakePlatform
)
Describe("NewService", func() {
It("returns service with settings.json as its settings path", func() {
// Cannot compare fetcher functions since function comparison is problematic
fs := fakesys.NewFakeFileSystem()
logger := boshlog.NewLogger(boshlog.LevelNone)
service := NewServiceProvider().NewService(fs, "/setting/path", nil, platform, logger)
Expect(service).To(Equal(NewService(fs, "/setting/path/settings.json", nil, platform, logger)))
})
})
})
Describe("concreteService", func() {
var (
fs *fakesys.FakeFileSystem
platform *fakeplatform.FakePlatform
)
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
platform = fakeplatform.NewFakePlatform()
})
buildService := func(fetcher SettingsFetcher) (Service, *fakesys.FakeFileSystem) {
logger := boshlog.NewLogger(boshlog.LevelNone)
service := NewService(fs, "/setting/path", fetcher, platform, logger)
return service, fs
}
Describe("LoadSettings", func() {
var (
fetchedSettings Settings
fetcherFuncErr error
service Service
)
BeforeEach(func() {
fetchedSettings = Settings{}
fetcherFuncErr = nil
})
JustBeforeEach(func() {
fetcherFunc := func() (Settings, error) { return fetchedSettings, fetcherFuncErr }
service, fs = buildService(fetcherFunc)
})
Context("when settings fetcher succeeds fetching settings", func() {
BeforeEach(func() {
fetchedSettings = Settings{AgentID: "some-new-agent-id"}
})
Context("when settings contain at most one dynamic network", func() {
BeforeEach(func() {
fetchedSettings.Networks = Networks{
"fake-net-1": Network{Type: NetworkTypeDynamic},
}
})
It("updates the service with settings from the fetcher", func() {
err := service.LoadSettings()
Expect(err).NotTo(HaveOccurred())
Expect(service.GetSettings().AgentID).To(Equal("some-new-agent-id"))
})
It("persists settings to the settings file", func() {
err := service.LoadSettings()
Expect(err).NotTo(HaveOccurred())
json, err := json.Marshal(fetchedSettings)
Expect(err).NotTo(HaveOccurred())
fileContent, err := fs.ReadFile("/setting/path")
Expect(err).NotTo(HaveOccurred())
Expect(fileContent).To(Equal(json))
})
It("returns any error from writing to the setting file", func() {
fs.WriteToFileError = errors.New("fs-write-file-error")
err := service.LoadSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-write-file-error"))
})
})
Context("when settings contain multiple dynamic networks", func() {
BeforeEach(func() {
fetchedSettings.Networks = Networks{
"fake-net-1": Network{Type: NetworkTypeDynamic},
"fake-net-2": Network{Type: NetworkTypeDynamic},
}
})
It("returns error because multiple dynamic networks are not supported", func() {
err := service.LoadSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Multiple dynamic networks are not supported"))
})
})
})
Context("when settings fetcher fails fetching settings", func() {
BeforeEach(func() {
fetcherFuncErr = errors.New("fake-fetch-error")
})
Context("when a settings file exists", func() {
Context("when settings contain at most one dynamic network", func() {
BeforeEach(func() {
fs.WriteFile("/setting/path", []byte(`{
"agent_id":"some-agent-id",
"networks": {"fake-net-1": {"type": "dynamic"}}
}`))
})
It("returns settings from the settings file", func() {
err := service.LoadSettings()
Expect(err).ToNot(HaveOccurred())
Expect(service.GetSettings()).To(Equal(Settings{
AgentID: "some-agent-id",
Networks: Networks{
"fake-net-1": Network{Type: NetworkTypeDynamic},
},
}))
})
})
Context("when settings contain multiple dynamic networks", func() {
BeforeEach(func() {
fs.WriteFile("/setting/path", []byte(`{
"agent_id":"some-agent-id",
"networks": {
"fake-net-1": {"type": "dynamic"},
"fake-net-2": {"type": "dynamic"}
}
}`))
})
It("returns error because multiple dynamic networks are not supported", func() {
err := service.LoadSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Multiple dynamic networks are not supported"))
})
})
})
Context("when non-unmarshallable settings file exists", func() {
It("returns any error from the fetcher", func() {
fs.WriteFile("/setting/path", []byte(`$%^&*(`))
err := service.LoadSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-fetch-error"))
Expect(service.GetSettings()).To(Equal(Settings{}))
})
})
Context("when no settings file exists", func() {
It("returns any error from the fetcher", func() {
err := service.LoadSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-fetch-error"))
Expect(service.GetSettings()).To(Equal(Settings{}))
})
})
})
})
Describe("InvalidateSettings", func() {
It("removes the settings file", func() {
service, fs := buildService(nil)
fs.WriteFile("/setting/path", []byte(`{}`))
err := service.InvalidateSettings()
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists("/setting/path")).To(BeFalse())
})
It("returns err if removing settings file errored", func() {
service, fs := buildService(nil)
fs.RemoveAllError = errors.New("fs-remove-all-error")
err := service.InvalidateSettings()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-remove-all-error"))
})
})
Describe("GetSettings", func() {
var (
loadedSettings Settings
service Service
)
BeforeEach(func() {
loadedSettings = Settings{AgentID: "some-agent-id"}
})
JustBeforeEach(func() {
service, _ = buildService(func() (Settings, error) { return loadedSettings, nil })
err := service.LoadSettings()
Expect(err).NotTo(HaveOccurred())
})
Context("when there is are no dynamic networks", func() {
It("returns settings without modifying any networks", func() {
Expect(service.GetSettings()).To(Equal(loadedSettings))
})
It("does not try to determine default network", func() {
_ = service.GetSettings()
Expect(platform.GetDefaultNetworkCalled).To(BeFalse())
})
})
Context("when there is one dynamic network", func() {
BeforeEach(func() {
loadedSettings = Settings{
Networks: map[string]Network{
"fake-net1": Network{
IP: "fake-net1-ip",
Netmask: "fake-net1-netmask",
Gateway: "fake-net1-gateway",
},
"fake-net2": Network{
Type: "dynamic",
IP: "fake-net2-ip",
Netmask: "fake-net2-netmask",
Gateway: "fake-net2-gateway",
DNS: []string{"fake-net2-dns"},
},
},
}
})
Context("when default network can be retrieved", func() {
BeforeEach(func() {
platform.GetDefaultNetworkNetwork = Network{
IP: "fake-resolved-ip",
Netmask: "fake-resolved-netmask",
Gateway: "fake-resolved-gateway",
}
})
It("returns settings with resolved dynamic network ip, netmask, gateway and keeping everything else the same", func() {
settings := service.GetSettings()
Expect(settings).To(Equal(Settings{
Networks: map[string]Network{
"fake-net1": Network{
IP: "fake-net1-ip",
Netmask: "fake-net1-netmask",
Gateway: "fake-net1-gateway",
},
"fake-net2": Network{
Type: "dynamic",
IP: "fake-resolved-ip",
Netmask: "fake-resolved-netmask",
Gateway: "fake-resolved-gateway",
DNS: []string{"fake-net2-dns"},
},
},
}))
})
})
Context("when default network fails to be retrieved", func() {
BeforeEach(func() {
platform.GetDefaultNetworkErr = errors.New("fake-get-default-network-err")
})
It("returns error", func() {
settings := service.GetSettings()
Expect(settings).To(Equal(loadedSettings))
})
})
})
})
})
}
WorkingDir: "/fake-working-dir",
}
})
Describe("RunCommand", func() {
It("cleans logs directory", func() {
err := fs.MkdirAll("/fake-base-dir/fake-log-dir-name/", os.FileMode(0750))
Expect(err).ToNot(HaveOccurred())
err = fs.WriteFile("/fake-base-dir/fake-log-dir-name/old-file", []byte("test-data"))
Expect(err).ToNot(HaveOccurred())
_, err = runner.RunCommand("fake-log-dir-name", "fake-log-file-name", cmd)
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists("/fake-base-dir/fake-log-dir-name/old-file")).To(BeFalse())
})
It("returns an error if it fails to remove previous logs directory", func() {
fs.RemoveAllError = errors.New("fake-remove-all-error")
_, err := runner.RunCommand("fake-log-dir-name", "fake-log-file-name", cmd)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-all-error"))
})
It("returns an error if it fails to create logs directory", func() {
fs.MkdirAllError = errors.New("fake-mkdir-all-error")
_, err := runner.RunCommand("fake-log-dir-name", "fake-log-file-name", cmd)
Expect(err).To(HaveOccurred())
func init() {
Describe("monitJobSupervisor", func() {
var (
fs *fakesys.FakeFileSystem
runner *fakesys.FakeCmdRunner
client *fakemonit.FakeMonitClient
logger boshlog.Logger
dirProvider boshdir.DirectoriesProvider
jobFailuresServerPort int
monit JobSupervisor
)
BeforeEach(func() {
fs = &fakesys.FakeFileSystem{}
runner = &fakesys.FakeCmdRunner{}
client = fakemonit.NewFakeMonitClient()
logger = boshlog.NewLogger(boshlog.LevelNone)
dirProvider = boshdir.NewDirectoriesProvider("/var/vcap")
jobFailuresServerPort = getJobFailureServerPort()
monit = NewMonitJobSupervisor(
fs,
runner,
client,
logger,
dirProvider,
jobFailuresServerPort,
0*time.Millisecond,
)
})
It("waits until the job is reloaded", func() {
client.Incarnations = []int{1, 1, 1, 2, 3}
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: true, Status: "failing"},
boshmonit.Service{Monitored: true, Status: "running"},
},
Incarnation: 1,
}
err := monit.Reload()
Expect(err).ToNot(HaveOccurred())
Expect(1).To(Equal(len(runner.RunCommands)))
Expect(runner.RunCommands[0]).To(Equal([]string{"monit", "reload"}))
Expect(client.StatusCalledTimes).To(Equal(4))
})
It("stops trying to reload after 60 attempts", func() {
for i := 0; i < 61; i++ {
client.Incarnations = append(client.Incarnations, 1)
}
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: true, Status: "failing"},
boshmonit.Service{Monitored: true, Status: "running"},
},
Incarnation: 1,
}
err := monit.Reload()
Expect(err).To(HaveOccurred())
Expect(1).To(Equal(len(runner.RunCommands)))
Expect(runner.RunCommands[0]).To(Equal([]string{"monit", "reload"}))
Expect(client.StatusCalledTimes).To(Equal(60))
})
It("start starts each monit service in group vcap", func() {
client.ServicesInGroupServices = []string{"fake-service"}
err := monit.Start()
Expect(err).ToNot(HaveOccurred())
Expect("vcap").To(Equal(client.ServicesInGroupName))
Expect(1).To(Equal(len(client.StartServiceNames)))
Expect("fake-service").To(Equal(client.StartServiceNames[0]))
})
It("stop stops each monit service in group vcap", func() {
client.ServicesInGroupServices = []string{"fake-service"}
err := monit.Stop()
Expect(err).ToNot(HaveOccurred())
Expect("vcap").To(Equal(client.ServicesInGroupName))
Expect(1).To(Equal(len(client.StopServiceNames)))
Expect("fake-service").To(Equal(client.StopServiceNames[0]))
})
It("status returns running when all services are monitored and running", func() {
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: true, Status: "running"},
boshmonit.Service{Monitored: true, Status: "running"},
},
}
status := monit.Status()
Expect("running").To(Equal(status))
})
It("status returns failing when all services are monitored and at least one service is failing", func() {
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: true, Status: "failing"},
boshmonit.Service{Monitored: true, Status: "running"},
},
}
status := monit.Status()
Expect("failing").To(Equal(status))
})
It("status returns failing when at least one service is not monitored", func() {
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: false, Status: "running"},
boshmonit.Service{Monitored: true, Status: "running"},
},
}
status := monit.Status()
Expect("failing").To(Equal(status))
})
It("status returns start when at least one service is starting", func() {
client.StatusStatus = fakemonit.FakeMonitStatus{
Services: []boshmonit.Service{
boshmonit.Service{Monitored: true, Status: "failing"},
boshmonit.Service{Monitored: true, Status: "starting"},
boshmonit.Service{Monitored: true, Status: "running"},
},
}
status := monit.Status()
Expect("starting").To(Equal(status))
})
It("status returns unknown when error", func() {
client.StatusErr = errors.New("fake-monit-client-error")
status := monit.Status()
Expect("unknown").To(Equal(status))
})
It("monitor job failures", func() {
var handledAlert boshalert.MonitAlert
failureHandler := func(alert boshalert.MonitAlert) (err error) {
handledAlert = alert
return
}
go monit.MonitorJobFailures(failureHandler)
msg := `Message-id: <1304319946.0@localhost>
Service: nats
Event: does not exist
Action: restart
Date: Sun, 22 May 2011 20:07:41 +0500
Description: process is not running`
err := doJobFailureEmail(msg, jobFailuresServerPort)
Expect(err).ToNot(HaveOccurred())
assert.Equal(GinkgoT(), handledAlert, boshalert.MonitAlert{
ID: "1304319946.0@localhost",
Service: "nats",
Event: "does not exist",
Action: "restart",
Date: "Sun, 22 May 2011 20:07:41 +0500",
Description: "process is not running",
})
})
It("monitor job failures ignores other emails", func() {
var didHandleAlert bool
failureHandler := func(alert boshalert.MonitAlert) (err error) {
didHandleAlert = true
return
}
go monit.MonitorJobFailures(failureHandler)
msg := `Hi! How'sit goin`
err := doJobFailureEmail(msg, jobFailuresServerPort)
Expect(err).ToNot(HaveOccurred())
Expect(didHandleAlert).To(BeFalse())
})
Describe("AddJob", func() {
BeforeEach(func() {
fs.WriteFileString("/some/config/path", "fake-config")
})
Context("when reading configuration from config path succeeds", func() {
Context("when writing job configuration succeeds", func() {
It("returns no error because monit can track added job in jobs directory", func() {
err := monit.AddJob("router", 0, "/some/config/path")
Expect(err).ToNot(HaveOccurred())
writtenConfig, err := fs.ReadFileString(
dirProvider.MonitJobsDir() + "/0000_router.monitrc")
Expect(err).ToNot(HaveOccurred())
Expect(writtenConfig).To(Equal("fake-config"))
})
})
Context("when writing job configuration fails", func() {
It("returns error", func() {
fs.WriteToFileError = errors.New("fake-write-error")
err := monit.AddJob("router", 0, "/some/config/path")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-write-error"))
})
})
})
Context("when reading configuration from config path fails", func() {
It("returns error", func() {
fs.ReadFileError = errors.New("fake-read-error")
err := monit.AddJob("router", 0, "/some/config/path")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-read-error"))
})
})
})
Describe("RemoveAllJobs", func() {
Context("when jobs directory removal succeeds", func() {
It("does not return error because all jobs are removed from monit", func() {
jobsDir := dirProvider.MonitJobsDir()
jobBasename := "/0000_router.monitrc"
fs.WriteFileString(jobsDir+jobBasename, "fake-added-job")
err := monit.RemoveAllJobs()
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists(jobsDir)).To(BeFalse())
Expect(fs.FileExists(jobsDir + jobBasename)).To(BeFalse())
})
})
Context("when jobs directory removal fails", func() {
It("returns error if removing jobs directory fails", func() {
fs.RemoveAllError = errors.New("fake-remove-all-error")
err := monit.RemoveAllJobs()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-all-error"))
})
})
})
Describe("Unmonitor", func() {
BeforeEach(func() {
client.ServicesInGroupServices = []string{"fake-srv-1", "fake-srv-2", "fake-srv-3"}
client.UnmonitorServiceErrs = []error{nil, nil, nil}
})
Context("when all services succeed to be unmonitored", func() {
It("returns no error because all services got unmonitored", func() {
err := monit.Unmonitor()
Expect(err).ToNot(HaveOccurred())
Expect(client.ServicesInGroupName).To(Equal("vcap"))
Expect(client.UnmonitorServiceNames).To(Equal(
[]string{"fake-srv-1", "fake-srv-2", "fake-srv-3"}))
})
})
Context("when at least one service fails to be unmonitored", func() {
BeforeEach(func() {
client.UnmonitorServiceErrs = []error{
nil, errors.New("fake-unmonitor-error"), nil,
}
})
It("returns first unmonitor error", func() {
err := monit.Unmonitor()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-unmonitor-error"))
})
It("only tries to unmonitor services before the first unmonitor error", func() {
err := monit.Unmonitor()
Expect(err).To(HaveOccurred())
Expect(client.ServicesInGroupName).To(Equal("vcap"))
Expect(client.UnmonitorServiceNames).To(Equal([]string{"fake-srv-1", "fake-srv-2"}))
})
})
Context("when failed retrieving list of services", func() {
It("returns error", func() {
client.ServicesInGroupErr = errors.New("fake-services-error")
err := monit.Unmonitor()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-services-error"))
})
})
})
})
}
It("local get errs when copy file errs", func() {
tempFile, err := fs.TempFile("bosh-blobstore-local-TestLocalGetErrsWhenCopyFileErrs")
Expect(err).ToNot(HaveOccurred())
fs.ReturnTempFile = tempFile
defer fs.RemoveAll(tempFile.Name())
fs.CopyFileError = errors.New("fake-copy-file-error")
fileName, err := blobstore.Get("fake-blob-id", "")
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-copy-file-error"))
Expect(fileName).To(BeEmpty())
Expect(fs.FileExists(tempFile.Name())).To(BeFalse())
})
})
Describe("CleanUp", func() {
It("local clean up", func() {
file, err := fs.TempFile("bosh-blobstore-local-TestLocalCleanUp")
Expect(err).ToNot(HaveOccurred())
fileName := file.Name()
defer fs.RemoveAll(fileName)
err = blobstore.CleanUp(fileName)
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists(fileName)).To(BeFalse())
})
func init() {
Describe("concretePackageApplier", func() {
var (
packagesBc *fakebc.FakeBundleCollection
blobstore *fakeblob.FakeBlobstore
compressor *fakecmd.FakeCompressor
fs *fakesys.FakeFileSystem
logger boshlog.Logger
applier PackageApplier
)
BeforeEach(func() {
packagesBc = fakebc.NewFakeBundleCollection()
blobstore = fakeblob.NewFakeBlobstore()
compressor = fakecmd.NewFakeCompressor()
fs = fakesys.NewFakeFileSystem()
logger = boshlog.NewLogger(boshlog.LevelNone)
applier = NewConcretePackageApplier(packagesBc, true, blobstore, compressor, fs, logger)
})
Describe("Prepare & Apply", func() {
var (
pkg models.Package
bundle *fakebc.FakeBundle
)
BeforeEach(func() {
pkg, bundle = buildPkg(packagesBc)
})
ItInstallsPkg := func(act func() error) {
It("returns error when installing package fails", func() {
bundle.InstallError = errors.New("fake-install-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-install-error"))
})
It("downloads and later cleans up downloaded package blob", func() {
blobstore.GetFileName = "/fake-blobstore-file-name"
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs[0]).To(Equal("fake-blobstore-id"))
Expect(blobstore.GetFingerprints[0]).To(Equal("fake-blob-sha1"))
// downloaded file is cleaned up
Expect(blobstore.CleanUpFileName).To(Equal("/fake-blobstore-file-name"))
})
It("returns error when downloading package blob fails", func() {
blobstore.GetError = errors.New("fake-get-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-error"))
})
It("decompresses package blob to tmp path and later cleans it up", func() {
fs.TempDirDir = "/fake-tmp-dir"
blobstore.GetFileName = "/fake-blobstore-file-name"
var tmpDirExistsBeforeInstall bool
bundle.InstallCallBack = func() {
tmpDirExistsBeforeInstall = true
}
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(compressor.DecompressFileToDirTarballPaths[0]).To(Equal("/fake-blobstore-file-name"))
Expect(compressor.DecompressFileToDirDirs[0]).To(Equal("/fake-tmp-dir"))
// tmp dir exists before bundle install
Expect(tmpDirExistsBeforeInstall).To(BeTrue())
// tmp dir is cleaned up after install
Expect(fs.FileExists(fs.TempDirDir)).To(BeFalse())
})
It("returns error when temporary directory creation fails", func() {
fs.TempDirError = errors.New("fake-filesystem-tempdir-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-filesystem-tempdir-error"))
})
It("returns error when decompressing package blob fails", func() {
compressor.DecompressFileToDirErr = errors.New("fake-decompress-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-decompress-error"))
})
It("installs bundle from decompressed tmp path of a package blob", func() {
fs.TempDirDir = "/fake-tmp-dir"
var installedBeforeDecompression bool
compressor.DecompressFileToDirCallBack = func() {
installedBeforeDecompression = bundle.Installed
}
err := act()
Expect(err).ToNot(HaveOccurred())
// bundle installation did not happen before decompression
Expect(installedBeforeDecompression).To(BeFalse())
// make sure that bundle install happened after decompression
Expect(bundle.InstallSourcePath).To(Equal("/fake-tmp-dir"))
})
}
Describe("Prepare", func() {
act := func() error { return applier.Prepare(pkg) }
It("return an error if getting file bundle fails", func() {
packagesBc.GetErr = errors.New("fake-get-bundle-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-bundle-error"))
})
It("returns an error if checking for package installation fails", func() {
bundle.IsInstalledErr = errors.New("fake-is-installed-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-is-installed-error"))
})
Context("when package is already installed", func() {
BeforeEach(func() {
bundle.Installed = true
})
It("does not install", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{})) // no Install
})
It("does not download the package", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs).To(BeNil())
})
})
Context("when package is not installed", func() {
BeforeEach(func() {
bundle.Installed = false
})
It("installs package (but does not enable it)", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Install"}))
})
ItInstallsPkg(act)
})
})
Describe("Apply", func() {
act := func() error { return applier.Apply(pkg) }
It("return an error if getting file bundle fails", func() {
packagesBc.GetErr = errors.New("fake-get-bundle-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-bundle-error"))
})
It("returns an error if checking for package installation fails", func() {
bundle.IsInstalledErr = errors.New("fake-is-installed-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-is-installed-error"))
})
Context("when package is already installed", func() {
BeforeEach(func() {
bundle.Installed = true
})
It("does not install but only enables package", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Enable"})) // no Install
})
It("returns error when package enable fails", func() {
bundle.EnableError = errors.New("fake-enable-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-enable-error"))
})
It("does not download the package", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(blobstore.GetBlobIDs).To(BeNil())
})
})
Context("when package is not installed", func() {
BeforeEach(func() {
bundle.Installed = false
})
It("installs and enables package", func() {
err := act()
Expect(err).ToNot(HaveOccurred())
Expect(bundle.ActionsCalled).To(Equal([]string{"Install", "Enable"}))
})
It("returns error when package enable fails", func() {
bundle.EnableError = errors.New("fake-enable-error")
err := act()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-enable-error"))
})
ItInstallsPkg(act)
})
})
})
Describe("KeepOnly", func() {
ItReturnsErrors := func() {
It("returns error when bundle collection fails to return list of installed bundles", func() {
packagesBc.ListErr = errors.New("fake-bc-list-error")
err := applier.KeepOnly([]models.Package{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-list-error"))
})
It("returns error when bundle collection cannot retrieve bundle for keep-only package", func() {
pkg1, bundle1 := buildPkg(packagesBc)
packagesBc.ListBundles = []boshbc.Bundle{bundle1}
packagesBc.GetErr = errors.New("fake-bc-get-error")
err := applier.KeepOnly([]models.Package{pkg1})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-get-error"))
})
It("returns error when at least one bundle cannot be disabled", func() {
_, bundle1 := buildPkg(packagesBc)
packagesBc.ListBundles = []boshbc.Bundle{bundle1}
bundle1.DisableErr = errors.New("fake-bc-disable-error")
err := applier.KeepOnly([]models.Package{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-disable-error"))
})
}
Context("when operating on packages as a package owner", func() {
BeforeEach(func() {
applier = NewConcretePackageApplier(packagesBc, true, blobstore, compressor, fs, logger)
})
It("first disables and then uninstalls packages that are not in keeponly list", func() {
_, bundle1 := buildPkg(packagesBc)
pkg2, bundle2 := buildPkg(packagesBc)
_, bundle3 := buildPkg(packagesBc)
pkg4, bundle4 := buildPkg(packagesBc)
packagesBc.ListBundles = []boshbc.Bundle{bundle1, bundle2, bundle3, bundle4}
err := applier.KeepOnly([]models.Package{pkg4, pkg2})
Expect(err).ToNot(HaveOccurred())
Expect(bundle1.ActionsCalled).To(Equal([]string{"Disable", "Uninstall"}))
Expect(bundle2.ActionsCalled).To(Equal([]string{}))
Expect(bundle3.ActionsCalled).To(Equal([]string{"Disable", "Uninstall"}))
Expect(bundle4.ActionsCalled).To(Equal([]string{}))
})
ItReturnsErrors()
It("returns error when at least one bundle cannot be uninstalled", func() {
_, bundle1 := buildPkg(packagesBc)
packagesBc.ListBundles = []boshbc.Bundle{bundle1}
bundle1.UninstallErr = errors.New("fake-bc-uninstall-error")
err := applier.KeepOnly([]models.Package{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-bc-uninstall-error"))
})
})
Context("when operating on packages not as a package owner", func() {
BeforeEach(func() {
applier = NewConcretePackageApplier(packagesBc, false, blobstore, compressor, fs, logger)
})
It("disables and but does not uninstall packages that are not in keeponly list", func() {
_, bundle1 := buildPkg(packagesBc)
pkg2, bundle2 := buildPkg(packagesBc)
_, bundle3 := buildPkg(packagesBc)
pkg4, bundle4 := buildPkg(packagesBc)
packagesBc.ListBundles = []boshbc.Bundle{bundle1, bundle2, bundle3, bundle4}
err := applier.KeepOnly([]models.Package{pkg4, pkg2})
Expect(err).ToNot(HaveOccurred())
Expect(bundle1.ActionsCalled).To(Equal([]string{"Disable"})) // no Uninstall
Expect(bundle2.ActionsCalled).To(Equal([]string{}))
Expect(bundle3.ActionsCalled).To(Equal([]string{"Disable"})) // no Uninstall
Expect(bundle4.ActionsCalled).To(Equal([]string{}))
})
ItReturnsErrors()
})
})
})
}
Expect(err.Error()).To(ContainSubstring("fake-read-error"))
})
})
})
Describe("RemoveAllJobs", func() {
Context("when jobs directory removal succeeds", func() {
It("does not return error because all jobs are removed from monit", func() {
jobsDir := dirProvider.MonitJobsDir()
jobBasename := "/0000_router.monitrc"
fs.WriteFileString(jobsDir+jobBasename, "fake-added-job")
err := monit.RemoveAllJobs()
Expect(err).ToNot(HaveOccurred())
Expect(fs.FileExists(jobsDir)).To(BeFalse())
Expect(fs.FileExists(jobsDir + jobBasename)).To(BeFalse())
})
})
Context("when jobs directory removal fails", func() {
It("returns error if removing jobs directory fails", func() {
fs.RemoveAllError = errors.New("fake-remove-all-error")
err := monit.RemoveAllJobs()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-remove-all-error"))
})
})
})
var _ = Describe("Cdutil", func() {
var (
fs *fakesys.FakeFileSystem
cdrom *fakecdrom.FakeCdrom
cdutil CdUtil
)
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
cdrom = fakecdrom.NewFakeCdrom(fs, "env", "fake env contents")
})
JustBeforeEach(func() {
cdutil = NewCdUtil("/fake/settings/dir", fs, cdrom)
})
It("gets file contents from CDROM", func() {
contents, err := cdutil.GetFileContents("env")
Expect(err).NotTo(HaveOccurred())
Expect(cdrom.Mounted).To(Equal(false))
Expect(cdrom.MediaAvailable).To(Equal(false))
Expect(fs.FileExists("/fake/settings/dir")).To(Equal(true))
Expect(cdrom.MountMountPath).To(Equal("/fake/settings/dir"))
Expect(contents).To(Equal([]byte("fake env contents")))
})
})