func NewFakePlatform() (platform *FakePlatform) {
platform = new(FakePlatform)
platform.Fs = fakesys.NewFakeFileSystem()
platform.Runner = fakesys.NewFakeCmdRunner()
platform.FakeCompressor = fakecmd.NewFakeCompressor()
platform.FakeCopier = fakecmd.NewFakeCopier()
platform.FakeVitalsService = fakevitals.NewFakeService()
platform.DevicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
platform.AddUserToGroupsGroups = make(map[string][]string)
platform.SetupSSHPublicKeys = make(map[string][]string)
platform.UserPasswords = make(map[string]string)
platform.ScsiDiskMap = make(map[string]string)
platform.GetFileContentsFromDiskDiskPaths = []string{}
platform.GetFileContentsFromDiskFileNames = [][]string{}
platform.GetFileContentsFromDiskContents = map[string][]byte{}
platform.GetFileContentsFromDiskErrs = map[string]error{}
platform.certManager = new(fakecert.FakeManager)
platform.SetupRawEphemeralDisksCallCount = 0
platform.SetupRawEphemeralDisksDevices = nil
platform.SetupRawEphemeralDisksErr = nil
platform.GetHostPublicKeyError = nil
platform.SetupRootDiskCalledTimes = 0
platform.SetupRootDiskError = nil
platform.IsPersistentDiskMountableErr = nil
return
}
func describeDummyPlatform() {
var (
platform Platform
collector boshstats.Collector
fs boshsys.FileSystem
cmdRunner boshsys.CmdRunner
dirProvider boshdirs.Provider
devicePathResolver boshdpresolv.DevicePathResolver
logger boshlog.Logger
)
BeforeEach(func() {
collector = &fakestats.FakeCollector{}
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
dirProvider = boshdirs.NewProvider("/fake-dir")
devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
logger = boshlog.NewLogger(boshlog.LevelNone)
})
JustBeforeEach(func() {
platform = NewDummyPlatform(
collector,
fs,
cmdRunner,
dirProvider,
devicePathResolver,
logger,
)
})
Describe("GetDefaultNetwork", func() {
It("returns the contents of dummy-defaults-network-settings.json since that's what the dummy cpi writes", func() {
settingsFilePath := "/fake-dir/bosh/dummy-default-network-settings.json"
fs.WriteFileString(settingsFilePath, `{"IP": "1.2.3.4"}`)
network, err := platform.GetDefaultNetwork()
Expect(err).NotTo(HaveOccurred())
Expect(network.IP).To(Equal("1.2.3.4"))
})
})
Describe("GetCertManager", func() {
It("returs a dummy cert manager", func() {
certManager := platform.GetCertManager()
Expect(certManager.UpdateCertificates("")).Should(BeNil())
})
})
}
It("returns an error when deleting old certs fails", func() {
fakeFs.RemoveAllError = errors.New("NOT ALLOW")
fakeFs.WriteFileString(fmt.Sprintf("%s/bosh-trusted-cert-1.crt", certBasePath), "goodbye")
fakeFs.SetGlob(fmt.Sprintf("%s/bosh-trusted-cert-*", certBasePath), []string{
fmt.Sprintf("%s/bosh-trusted-cert-1.crt", certBasePath),
})
err := certManager.UpdateCertificates("")
Expect(err).To(HaveOccurred())
})
}
Context("Ubuntu", func() {
BeforeEach(func() {
fakeFs = fakesys.NewFakeFileSystem()
fakeCmd = fakesys.NewFakeCmdRunner()
fakeCmd.AddCmdResult("/usr/sbin/update-ca-certificates", fakesys.FakeCmdResult{
Stdout: "",
Stderr: "",
ExitStatus: 0,
Sticky: true,
})
certManager = cert.NewUbuntuCertManager(fakeFs, fakeCmd, log)
})
SharedLinuxCertManagerExamples("/usr/local/share/ca-certificates", "/usr/sbin/update-ca-certificates")
// TODO this test can be shared if there is a way to update existing FakeCmdRunner command specs
It("executes update cert command", func() {
fakeCmd = fakesys.NewFakeCmdRunner()
fakeCmd.AddCmdResult("/usr/sbin/update-ca-certificates -f", fakesys.FakeCmdResult{
fs *fakesys.FakeFileSystem
compressor *fakecmd.FakeCompressor
packagesDir string
blobstore *fakeblobstore.FakeBlobstore
mockCompiledPackageRepo *mock_state_package.MockCompiledPackageRepo
fakeExtractor *fakeblobextract.FakeExtractor
dependency1 *birelpkg.Package
dependency2 *birelpkg.Package
)
BeforeEach(func() {
logger = boshlog.NewLogger(boshlog.LevelNone)
packagesDir = "fake-packages-dir"
runner = fakesys.NewFakeCmdRunner()
fs = fakesys.NewFakeFileSystem()
compressor = fakecmd.NewFakeCompressor()
fakeExtractor = &fakeblobextract.FakeExtractor{}
blobstore = fakeblobstore.NewFakeBlobstore()
blobstore.CreateFingerprint = "fake-fingerprint"
blobstore.CreateBlobID = "fake-blob-id"
mockCompiledPackageRepo = mock_state_package.NewMockCompiledPackageRepo(mockCtrl)
dependency1 = &birelpkg.Package{
Name: "fake-package-name-dependency-1",
Fingerprint: "fake-package-fingerprint-dependency-1",
}
func init() {
Describe("bootstrap", func() {
Describe("Run", func() {
var (
platform *fakeplatform.FakePlatform
dirProvider boshdir.Provider
settingsSource *fakeinf.FakeSettingsSource
settingsService *fakesettings.FakeSettingsService
)
BeforeEach(func() {
platform = fakeplatform.NewFakePlatform()
dirProvider = boshdir.NewProvider("/var/vcap")
settingsSource = &fakeinf.FakeSettingsSource{}
settingsService = &fakesettings.FakeSettingsService{}
})
bootstrap := func() error {
logger := boshlog.NewLogger(boshlog.LevelNone)
return NewBootstrap(platform, dirProvider, settingsService, logger).Run()
}
It("sets up runtime configuration", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupRuntimeConfigurationWasInvoked).To(BeTrue())
})
Describe("SSH tunnel setup for registry", func() {
It("returns error without configuring ssh on the platform if getting public key fails", func() {
settingsService.PublicKeyErr = errors.New("fake-get-public-key-err")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-get-public-key-err"))
Expect(platform.SetupSSHCalled).To(BeFalse())
})
Context("when public key is not empty", func() {
BeforeEach(func() {
settingsService.PublicKey = "fake-public-key"
})
It("gets the public key and sets up ssh via the platform", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupSSHPublicKey).To(Equal("fake-public-key"))
Expect(platform.SetupSSHUsername).To(Equal("vcap"))
})
It("returns error if configuring ssh on the platform fails", func() {
platform.SetupSSHErr = errors.New("fake-setup-ssh-err")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-setup-ssh-err"))
})
})
Context("when public key key is empty", func() {
BeforeEach(func() {
settingsSource.PublicKey = ""
})
It("gets the public key and does not setup SSH", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupSSHCalled).To(BeFalse())
})
})
})
It("sets up hostname", func() {
settingsService.Settings.AgentID = "foo-bar-baz-123"
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupHostnameHostname).To(Equal("foo-bar-baz-123"))
})
It("fetches initial settings", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(settingsService.SettingsWereLoaded).To(BeTrue())
})
It("returns error from loading initial settings", func() {
settingsService.LoadSettingsError = errors.New("fake-load-error")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-load-error"))
})
It("sets up networking", func() {
networks := boshsettings.Networks{
"bosh": boshsettings.Network{},
}
settingsService.Settings.Networks = networks
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupNetworkingNetworks).To(Equal(networks))
})
It("sets up ephemeral disk", func() {
settingsService.Settings.Disks = boshsettings.Disks{
Ephemeral: "fake-ephemeral-disk-setting",
}
platform.GetEphemeralDiskPathRealPath = "/dev/sda"
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupEphemeralDiskWithPathDevicePath).To(Equal("/dev/sda"))
Expect(platform.GetEphemeralDiskPathSettings).To(Equal(boshsettings.DiskSettings{
VolumeID: "fake-ephemeral-disk-setting",
Path: "fake-ephemeral-disk-setting",
}))
})
It("returns error if setting ephemeral disk fails", func() {
platform.SetupEphemeralDiskWithPathErr = errors.New("fake-setup-ephemeral-disk-err")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-setup-ephemeral-disk-err"))
})
It("sets up raw ephemeral disks if paths exist", func() {
settingsService.Settings.Disks = boshsettings.Disks{
RawEphemeral: []boshsettings.DiskSettings{{Path: "/dev/xvdb"}, {Path: "/dev/xvdc"}},
}
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupRawEphemeralDisksCallCount).To(Equal(1))
Expect(len(platform.SetupRawEphemeralDisksDevices)).To(Equal(2))
Expect(platform.SetupRawEphemeralDisksDevices[0].Path).To(Equal("/dev/xvdb"))
Expect(platform.SetupRawEphemeralDisksDevices[1].Path).To(Equal("/dev/xvdc"))
})
It("returns error if setting raw ephemeral disks fails", func() {
platform.SetupRawEphemeralDisksErr = errors.New("fake-setup-raw-ephemeral-disks-err")
err := bootstrap()
Expect(platform.SetupRawEphemeralDisksCallCount).To(Equal(1))
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-setup-raw-ephemeral-disks-err"))
})
It("sets up data dir", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupDataDirCalled).To(BeTrue())
})
It("returns error if set up of data dir fails", func() {
platform.SetupDataDirErr = errors.New("fake-setup-data-dir-err")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-setup-data-dir-err"))
})
It("sets up tmp dir", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupTmpDirCalled).To(BeTrue())
})
It("returns error if set up of tmp dir fails", func() {
platform.SetupTmpDirErr = errors.New("fake-setup-tmp-dir-err")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fake-setup-tmp-dir-err"))
})
It("mounts persistent disk", func() {
settingsService.Settings.Disks = boshsettings.Disks{
Persistent: map[string]interface{}{
"vol-123": map[string]interface{}{
"volume_id": "2",
"path": "/dev/sdb",
},
},
}
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.MountPersistentDiskSettings).To(Equal(boshsettings.DiskSettings{
ID: "vol-123",
VolumeID: "2",
Path: "/dev/sdb",
}))
Expect(platform.MountPersistentDiskMountPoint).To(Equal(dirProvider.StoreDir()))
})
It("errors if there is more than one persistent disk", func() {
settingsService.Settings.Disks = boshsettings.Disks{
Persistent: map[string]interface{}{
"vol-123": "/dev/sdb",
"vol-456": "/dev/sdc",
},
}
err := bootstrap()
Expect(err).To(HaveOccurred())
})
It("does not try to mount when no persistent disk", func() {
settingsService.Settings.Disks = boshsettings.Disks{
Persistent: map[string]interface{}{},
}
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.MountPersistentDiskSettings).To(Equal(boshsettings.DiskSettings{}))
Expect(platform.MountPersistentDiskMountPoint).To(Equal(""))
})
It("grows the root filesystem", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupRootDiskCalledTimes).To(Equal(1))
})
It("returns an error if growing the root filesystem fails", func() {
platform.SetupRootDiskError = errors.New("growfs failed")
err := bootstrap()
Expect(err).To(HaveOccurred())
Expect(platform.SetupRootDiskCalledTimes).To(Equal(1))
Expect(err.Error()).To(ContainSubstring("growfs failed"))
})
It("sets root and vcap passwords", func() {
settingsService.Settings.Env.Bosh.Password = "******"
settingsService.Settings.Env.Bosh.KeepRootPassword = false
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(2).To(Equal(len(platform.UserPasswords)))
Expect("some-encrypted-password").To(Equal(platform.UserPasswords["root"]))
Expect("some-encrypted-password").To(Equal(platform.UserPasswords["vcap"]))
})
It("does not change root password if keep_root_password is set to true", func() {
settingsService.Settings.Env.Bosh.Password = "******"
settingsService.Settings.Env.Bosh.KeepRootPassword = true
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(1).To(Equal(len(platform.UserPasswords)))
Expect("some-encrypted-password").ToNot(Equal(platform.UserPasswords["root"]))
Expect("some-encrypted-password").To(Equal(platform.UserPasswords["vcap"]))
})
It("does not set password if not provided", func() {
settingsService.Settings.Env.Bosh.KeepRootPassword = false
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(0).To(Equal(len(platform.UserPasswords)))
})
It("sets ntp", func() {
settingsService.Settings.Ntp = []string{
"0.north-america.pool.ntp.org",
"1.north-america.pool.ntp.org",
}
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(2).To(Equal(len(platform.SetTimeWithNtpServersServers)))
Expect("0.north-america.pool.ntp.org").To(Equal(platform.SetTimeWithNtpServersServers[0]))
Expect("1.north-america.pool.ntp.org").To(Equal(platform.SetTimeWithNtpServersServers[1]))
})
It("setups up monit user", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.SetupMonitUserSetup).To(BeTrue())
})
It("starts monit", func() {
err := bootstrap()
Expect(err).NotTo(HaveOccurred())
Expect(platform.StartMonitStarted).To(BeTrue())
})
})
Describe("Network setup exercised by Run", func() {
var (
settingsJSON string
fs *fakesys.FakeFileSystem
platform boshplatform.Platform
boot Bootstrap
defaultNetworkResolver boshsettings.DefaultNetworkResolver
logger boshlog.Logger
dirProvider boshdirs.Provider
interfaceAddrsProvider *fakeip.FakeInterfaceAddressesProvider
)
writeNetworkDevice := func(iface string, macAddress string, isPhysical bool) string {
interfacePath := fmt.Sprintf("/sys/class/net/%s", iface)
fs.WriteFile(interfacePath, []byte{})
if isPhysical {
fs.WriteFile(fmt.Sprintf("/sys/class/net/%s/device", iface), []byte{})
}
fs.WriteFileString(fmt.Sprintf("/sys/class/net/%s/address", iface), fmt.Sprintf("%s\n", macAddress))
return interfacePath
}
stubInterfaces := func(interfaces [][]string) {
var interfacePaths []string
for _, iface := range interfaces {
interfaceName := iface[0]
interfaceMAC := iface[1]
interfaceType := iface[2]
isPhysical := interfaceType == "physical"
interfacePaths = append(interfacePaths, writeNetworkDevice(interfaceName, interfaceMAC, isPhysical))
}
fs.SetGlob("/sys/class/net/*", interfacePaths)
}
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
runner := fakesys.NewFakeCmdRunner()
dirProvider = boshdirs.NewProvider("/var/vcap/bosh")
linuxOptions := boshplatform.LinuxOptions{
CreatePartitionIfNoEphemeralDisk: true,
}
logger = boshlog.NewLogger(boshlog.LevelNone)
diskManager := fakedisk.NewFakeDiskManager()
diskManager.FakeMountsSearcher.SearchMountsMounts = []boshdisk.Mount{
{MountPoint: "/", PartitionPath: "rootfs"},
{MountPoint: "/", PartitionPath: "/dev/vda1"},
}
// for the GrowRootFS call to findRootDevicePath
runner.AddCmdResult(
"readlink -f /dev/vda1",
fakesys.FakeCmdResult{Stdout: "/dev/vda1"},
)
// for the createEphemeralPartitionsOnRootDevice call to findRootDevicePath
runner.AddCmdResult(
"readlink -f /dev/vda1",
fakesys.FakeCmdResult{Stdout: "/dev/vda1"},
)
diskManager.FakeRootDevicePartitioner.GetDeviceSizeInBytesSizes["/dev/vda"] = 1024 * 1024 * 1024
udev := boshudev.NewConcreteUdevDevice(runner, logger)
linuxCdrom := boshcdrom.NewLinuxCdrom("/dev/sr0", udev, runner)
linuxCdutil := boshcdrom.NewCdUtil(dirProvider.SettingsDir(), fs, linuxCdrom, logger)
compressor := boshcmd.NewTarballCompressor(runner, fs)
copier := boshcmd.NewCpCopier(runner, fs, logger)
sigarCollector := boshsigar.NewSigarStatsCollector(&sigar.ConcreteSigar{})
vitalsService := boshvitals.NewService(sigarCollector, dirProvider)
ipResolver := boship.NewResolver(boship.NetworkInterfaceToAddrsFunc)
arping := bosharp.NewArping(runner, fs, logger, boshplatform.ArpIterations, boshplatform.ArpIterationDelay, boshplatform.ArpInterfaceCheckDelay)
interfaceConfigurationCreator := boshnet.NewInterfaceConfigurationCreator(logger)
interfaceAddrsProvider = &fakeip.FakeInterfaceAddressesProvider{}
interfaceAddressesValidator := boship.NewInterfaceAddressesValidator(interfaceAddrsProvider)
dnsValidator := boshnet.NewDNSValidator(fs)
fs.WriteFileString("/etc/resolv.conf", "8.8.8.8 4.4.4.4")
ubuntuNetManager := boshnet.NewUbuntuNetManager(fs, runner, ipResolver, interfaceConfigurationCreator, interfaceAddressesValidator, dnsValidator, arping, logger)
ubuntuCertManager := boshcert.NewUbuntuCertManager(fs, runner, 1, logger)
monitRetryable := boshplatform.NewMonitRetryable(runner)
monitRetryStrategy := boshretry.NewAttemptRetryStrategy(10, 1*time.Second, monitRetryable, logger)
devicePathResolver := devicepathresolver.NewIdentityDevicePathResolver()
routesSearcher := boshnet.NewCmdRoutesSearcher(runner)
defaultNetworkResolver = boshnet.NewDefaultNetworkResolver(routesSearcher, ipResolver)
state, err := boshplatform.NewBootstrapState(fs, "/tmp/agent_state.json")
Expect(err).NotTo(HaveOccurred())
platform = boshplatform.NewLinuxPlatform(
fs,
runner,
sigarCollector,
compressor,
copier,
dirProvider,
vitalsService,
linuxCdutil,
diskManager,
ubuntuNetManager,
ubuntuCertManager,
monitRetryStrategy,
devicePathResolver,
500*time.Millisecond,
state,
linuxOptions,
logger,
defaultNetworkResolver,
)
})
JustBeforeEach(func() {
settingsPath := filepath.Join("bosh", "settings.json")
var settings boshsettings.Settings
json.Unmarshal([]byte(settingsJSON), &settings)
settingsSource := fakeinf.FakeSettingsSource{
PublicKey: "123",
SettingsValue: settings,
}
settingsService := boshsettings.NewService(
platform.GetFs(),
settingsPath,
settingsSource,
platform,
logger,
)
boot = NewBootstrap(
platform,
dirProvider,
settingsService,
logger,
)
})
Context("when a single network configuration is provided, with a MAC address", func() {
BeforeEach(func() {
settingsJSON = `{
"networks": {
"netA": {
"default": ["dns", "gateway"],
"ip": "2.2.2.2",
"dns": [
"8.8.8.8",
"4.4.4.4"
],
"netmask": "255.255.255.0",
"gateway": "2.2.2.0",
"mac": "aa:bb:cc"
}
}
}`
})
Context("and no physical network interfaces exist", func() {
Context("and a single virtual network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"lo", "aa:bb:cc", "virtual"}})
})
It("raises an error", func() {
err := boot.Run()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Number of network settings '1' is greater than the number of network devices '0"))
})
})
})
Context("and a single physical network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).NotTo(HaveOccurred())
})
})
Context("and extra physical network interfaces exist", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}, []string{"eth1", "aa:bb:dd", "physical"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).NotTo(HaveOccurred())
})
})
Context("and extra virtual network interfaces exist", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}, []string{"lo", "aa:bb:ee", "virtual"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).ToNot(HaveOccurred())
})
})
})
Context("when a single network configuration is provided, without a MAC address", func() {
BeforeEach(func() {
settingsJSON = `{
"networks": {
"netA": {
"default": ["dns", "gateway"],
"ip": "2.2.2.2",
"dns": [
"8.8.8.8",
"4.4.4.4"
],
"netmask": "255.255.255.0",
"gateway": "2.2.2.0"
}
}
}`
})
Context("and no physical network interfaces exist", func() {
Context("and a single virtual network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"lo", "aa:bb:cc", "virtual"}})
})
It("raises an error", func() {
err := boot.Run()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Number of network settings '1' is greater than the number of network devices '0"))
})
})
})
Context("and a single physical network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).NotTo(HaveOccurred())
})
})
Context("and extra physical network interfaces exist", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}, []string{"eth1", "aa:bb:dd", "physical"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).NotTo(HaveOccurred())
})
})
Context("and an extra virtual network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}, []string{"lo", "aa:bb:dd", "virtual"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).NotTo(HaveOccurred())
})
})
})
Context("when two network configurations are provided", func() {
BeforeEach(func() {
settingsJSON = `{
"networks": {
"netA": {
"default": ["dns", "gateway"],
"ip": "2.2.2.2",
"dns": [
"8.8.8.8",
"4.4.4.4"
],
"netmask": "255.255.255.0",
"gateway": "2.2.2.0",
"mac": "aa:bb:cc"
},
"netB": {
"default": ["dns", "gateway"],
"ip": "3.3.3.3",
"dns": [
"8.8.8.8",
"4.4.4.4"
],
"netmask": "255.255.255.0",
"gateway": "3.3.3.0",
"mac": ""
}
}
}`
})
Context("and a single physical network interface exists", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}})
})
It("raises an error", func() {
err := boot.Run()
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Number of network settings '2' is greater than the number of network devices '1"))
})
})
Context("and two physical network interfaces with matching MAC addresses exist", func() {
BeforeEach(func() {
stubInterfaces([][]string{[]string{"eth0", "aa:bb:cc", "physical"}, []string{"eth1", "aa:bb:dd", "physical"}})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "2.2.2.2"),
boship.NewSimpleInterfaceAddress("eth1", "3.3.3.3"),
}
})
It("succeeds", func() {
err := boot.Run()
Expect(err).ToNot(HaveOccurred())
})
})
})
})
})
}
Expect(content).To(ContainSubstring("double-nested-file"))
Expect(dstDir + "/empty-dir").To(beDir())
Expect(dstDir + "/dir/empty-nested-dir").To(beDir())
})
It("returns error if the destination does not exist", func() {
fs.RemoveAll(dstDir)
err := compressor.DecompressFileToDir(fixtureSrcTgz(), dstDir, CompressorOptions{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring(dstDir))
})
It("uses no same owner option", func() {
cmdRunner := fakesys.NewFakeCmdRunner()
compressor := NewTarballCompressor(cmdRunner, fs)
tarballPath := fixtureSrcTgz()
err := compressor.DecompressFileToDir(tarballPath, dstDir, CompressorOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(1).To(Equal(len(cmdRunner.RunCommands)))
Expect(cmdRunner.RunCommands[0]).To(Equal(
[]string{
"tar", "--no-same-owner",
"-xzvf", tarballPath,
"-C", dstDir,
},
))
})
func init() {
Describe("Testing with Ginkgo", func() {
It("linux format when using swap fs", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="ext4" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda1", FileSystemSwap)
Expect(2).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[1]).To(Equal([]string{"mkswap", "/dev/xvda1"}))
})
It("linux format when using swap fs and partition is swap", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="swap" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda1", FileSystemSwap)
Expect(1).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[0]).To(Equal([]string{"blkid", "-p", "/dev/xvda1"}))
})
It("linux format when using ext4 fs with lazy itable support", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeFs.WriteFile("/sys/fs/ext4/features/lazy_itable_init", []byte{})
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="ext2" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda2", FileSystemExt4)
Expect(2).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[1]).To(Equal([]string{"mke2fs", "-t", "ext4", "-j", "-E", "lazy_itable_init=1", "/dev/xvda2"}))
})
It("linux format when using ext4 fs without lazy itable support", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="ext2" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda2", FileSystemExt4)
Expect(2).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[1]).To(Equal([]string{"mke2fs", "-t", "ext4", "-j", "/dev/xvda2"}))
})
It("linux format when using ext4 fs and partition is ext4", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="ext4" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda1", FileSystemExt4)
Expect(1).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[0]).To(Equal([]string{"blkid", "-p", "/dev/xvda1"}))
})
})
}
func describeDrbd() {
var (
dualDCSupport *DualDCSupport
cmdRunner *fakesys.FakeCmdRunner
fs *fakesys.FakeFileSystem
dirProvider boshdir.Provider
specService *fakeas.FakeV1Service
settingsService *fakesettings.FakeSettingsService
logger boshlog.Logger
spec boshas.V1ApplySpec
)
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
specService = fakeas.NewFakeV1Service()
settingsService = &fakesettings.FakeSettingsService{}
dirProvider = boshdir.NewProvider("/var/vcap")
logger = boshlog.NewLogger(boshlog.LevelNone)
dualDCSupport = NewDualDCSupport(
cmdRunner,
fs,
dirProvider,
specService,
settingsService,
logger,
)
spec = boshas.V1ApplySpec{}
spec.DrbdEnabled = true
spec.Passive = "enabled"
specService.Spec = spec
})
Context("DNS updates", func() {
It("", func() {
s, e := specService.Get()
fmt.Printf("spec: %#v, err: %v", s, e)
})
})
Describe("Drbd", func() {
It("renders config file", func() {
expectedOutput := `
resource r0 {
net {
protocol A;
shared-secret OIUncfjJsbhInuic1243d;
verify-alg sha1;
}
disk {
resync-rate 24M;
}
handlers {
before-resync-target "/lib/drbd/snapshot-resync-target-lvm.sh";
after-resync-target "/lib/drbd/unsnapshot-resync-target-lvm.sh";
}
startup {
wfc-timeout 3;
degr-wfc-timeout 3;
outdated-wfc-timeout 2;
}
on dff85535-580a-4bfb-bf49-5efbc017b5bb {
device drbd1;
disk /dev/mapper/vgStoreData-StoreData;
address 10.76.245.71:7789;
meta-disk internal;
}
on host2 {
device drbd1;
disk /dev/mapper/vgStoreData-StoreData;
address 10.92.245.71:7789;
meta-disk internal;
}
}
`
// TODO: fix the test - sort out the fakes
// out := drbdConfig("A", "OIUncfjJsbhInuic1243d", "dff85535-580a-4bfb-bf49-5efbc017b5bb", "10.76.245.71", "10.92.245.71")
Expect("").NotTo(Equal(expectedOutput))
})
})
}
func describeCentosNetManager() {
var (
fs *fakesys.FakeFileSystem
cmdRunner *fakesys.FakeCmdRunner
ipResolver *fakeip.FakeResolver
interfaceAddrsProvider *fakeip.FakeInterfaceAddressesProvider
addressBroadcaster *fakearp.FakeAddressBroadcaster
netManager Manager
interfaceConfigurationCreator InterfaceConfigurationCreator
)
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
ipResolver = &fakeip.FakeResolver{}
logger := boshlog.NewLogger(boshlog.LevelNone)
interfaceConfigurationCreator = NewInterfaceConfigurationCreator(logger)
interfaceAddrsProvider = &fakeip.FakeInterfaceAddressesProvider{}
interfaceAddrsValidator := boship.NewInterfaceAddressesValidator(interfaceAddrsProvider)
dnsValidator := NewDNSValidator(fs)
addressBroadcaster = &fakearp.FakeAddressBroadcaster{}
netManager = NewCentosNetManager(
fs,
cmdRunner,
ipResolver,
interfaceConfigurationCreator,
interfaceAddrsValidator,
dnsValidator,
addressBroadcaster,
logger,
)
})
writeNetworkDevice := func(iface string, macAddress string, isPhysical bool) string {
interfacePath := fmt.Sprintf("/sys/class/net/%s", iface)
fs.WriteFile(interfacePath, []byte{})
if isPhysical {
fs.WriteFile(fmt.Sprintf("/sys/class/net/%s/device", iface), []byte{})
}
fs.WriteFileString(fmt.Sprintf("/sys/class/net/%s/address", iface), fmt.Sprintf("%s\n", macAddress))
return interfacePath
}
Describe("SetupNetworking", func() {
var (
dhcpNetwork boshsettings.Network
staticNetwork boshsettings.Network
expectedNetworkConfigurationForStatic string
expectedNetworkConfigurationForDHCP string
expectedDhclientConfiguration string
)
BeforeEach(func() {
dhcpNetwork = boshsettings.Network{
Type: "dynamic",
Default: []string{"dns"},
DNS: []string{"8.8.8.8", "9.9.9.9"},
Mac: "fake-dhcp-mac-address",
}
staticNetwork = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.4"),
}
fs.WriteFileString("/etc/resolv.conf", `
nameserver 8.8.8.8
nameserver 9.9.9.9
`)
expectedNetworkConfigurationForStatic = `DEVICE=ethstatic
BOOTPROTO=static
IPADDR=1.2.3.4
NETMASK=255.255.255.0
BROADCAST=1.2.3.255
GATEWAY=3.4.5.6
ONBOOT=yes
PEERDNS=no
DNS1=8.8.8.8
DNS2=9.9.9.9
`
expectedNetworkConfigurationForDHCP = `DEVICE=ethdhcp
BOOTPROTO=dhcp
ONBOOT=yes
PEERDNS=yes
`
expectedDhclientConfiguration = `# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
prepend domain-name-servers 8.8.8.8, 9.9.9.9;
`
})
stubInterfacesWithVirtual := func(physicalInterfaces map[string]boshsettings.Network, virtualInterfaces []string) {
interfacePaths := []string{}
for iface, networkSettings := range physicalInterfaces {
interfacePaths = append(interfacePaths, writeNetworkDevice(iface, networkSettings.Mac, true))
}
for _, iface := range virtualInterfaces {
interfacePaths = append(interfacePaths, writeNetworkDevice(iface, "virtual", false))
}
fs.SetGlob("/sys/class/net/*", interfacePaths)
}
stubInterfaces := func(physicalInterfaces map[string]boshsettings.Network) {
stubInterfacesWithVirtual(physicalInterfaces, nil)
}
It("writes a network script for static and dynamic interfaces", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
staticConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(staticConfig).ToNot(BeNil())
Expect(staticConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
dhcpConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethdhcp")
Expect(dhcpConfig).ToNot(BeNil())
Expect(dhcpConfig.StringContents()).To(Equal(expectedNetworkConfigurationForDHCP))
})
It("returns errors from glob /sys/class/net/", func() {
fs.GlobErr = errors.New("fs-glob-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-glob-error"))
})
It("returns errors from writing the network configuration", func() {
stubInterfaces(map[string]boshsettings.Network{
"dhcp": dhcpNetwork,
"static": staticNetwork,
})
fs.WriteFileError = errors.New("fs-write-file-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-write-file-error"))
})
It("returns errors when it can't create network interface configurations", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
staticNetwork.Netmask = "not an ip" //will cause InterfaceConfigurationCreator to fail
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Creating interface configurations"))
})
It("wrtites a dhcp configuration if there are dhcp networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig).ToNot(BeNil())
Expect(dhcpConfig.StringContents()).To(Equal(expectedDhclientConfiguration))
dhcpConfigSymlink := fs.GetFileTestStat("/etc/dhcp/dhclient-ethdhcp.conf")
Expect(dhcpConfigSymlink).ToNot(BeNil())
Expect(dhcpConfigSymlink.SymlinkTarget).To(Equal("/etc/dhcp/dhclient.conf"))
})
It("writes a dhcp configuration without prepended dns servers if there are no dns servers specified", func() {
dhcpNetworkWithoutDNS := boshsettings.Network{
Type: "dynamic",
Mac: "fake-dhcp-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetworkWithoutDNS}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig).ToNot(BeNil())
Expect(dhcpConfig.StringContents()).To(Equal(`# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
`))
dhcpConfigSymlink := fs.GetFileTestStat("/etc/dhcp/dhclient-ethdhcp.conf")
Expect(dhcpConfigSymlink).ToNot(BeNil())
Expect(dhcpConfigSymlink.SymlinkTarget).To(Equal("/etc/dhcp/dhclient.conf"))
})
It("returns an error if it can't write a dhcp configuration", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileErrors["/etc/dhcp/dhclient.conf"] = errors.New("dhclient.conf-write-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("dhclient.conf-write-error"))
})
It("returns an error if it can't symlink a dhcp configuration", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.SymlinkError = errors.New("dhclient-ethdhcp.conf-symlink-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("dhclient-ethdhcp.conf-symlink-error"))
})
It("doesn't write a dhcp configuration if there are no dhcp networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient-ethdhcp.conf")
Expect(dhcpConfig).To(BeNil())
})
It("restarts the networks if any ifconfig file changes", func() {
changingStaticNetwork := boshsettings.Network{
Type: "manual",
IP: "1.2.3.5",
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "ethstatict-that-changes",
}
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic-that-changes": changingStaticNetwork,
"ethstatic": staticNetwork,
})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.4"),
boship.NewSimpleInterfaceAddress("ethstatic-that-changes", "1.2.3.5"),
}
fs.WriteFileString("/etc/sysconfig/network-scripts/ifcfg-ethstatic", expectedNetworkConfigurationForStatic)
fs.WriteFileString("/etc/dhcp/dhclient.conf", expectedDhclientConfiguration)
err := netManager.SetupNetworking(boshsettings.Networks{
"dhcp-network": dhcpNetwork,
"changing-static-network": changingStaticNetwork,
"static-network": staticNetwork,
},
nil)
Expect(err).ToNot(HaveOccurred())
Expect(len(cmdRunner.RunCommands)).To(Equal(1))
Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network", "restart"}))
})
It("doesn't restart the networks if ifcfg and /etc/dhcp/dhclient.conf don't change", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileString("/etc/sysconfig/network-scripts/ifcfg-ethstatic", expectedNetworkConfigurationForStatic)
fs.WriteFileString("/etc/sysconfig/network-scripts/ifcfg-ethdhcp", expectedNetworkConfigurationForDHCP)
fs.WriteFileString("/etc/dhcp/dhclient.conf", expectedDhclientConfiguration)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig.StringContents()).To(Equal(expectedDhclientConfiguration))
Expect(len(cmdRunner.RunCommands)).To(Equal(0))
})
It("restarts the networks if /etc/dhcp/dhclient.conf changes", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileString("/etc/sysconfig/network-scripts/ifcfg-ethstatic", expectedNetworkConfigurationForStatic)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
Expect(len(cmdRunner.RunCommands)).To(Equal(1))
Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network", "restart"}))
})
Context("when manual networks were not configured with proper IP addresses", func() {
BeforeEach(func() {
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.5"),
}
})
It("fails", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, errCh)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Validating static network configuration"))
})
})
Context("when dns is not properly configured", func() {
BeforeEach(func() {
fs.WriteFileString("/etc/resolv.conf", "")
})
It("fails", func() {
staticNetwork = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Default: []string{"dns"},
DNS: []string{"8.8.8.8"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, errCh)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Validating dns configuration"))
})
})
It("broadcasts MAC addresses for all interfaces", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, errCh)
Expect(err).ToNot(HaveOccurred())
broadcastErr := <-errCh // wait for all arpings
Expect(broadcastErr).ToNot(HaveOccurred())
Expect(addressBroadcaster.BroadcastMACAddressesAddresses).To(Equal([]boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.4"),
boship.NewResolvingInterfaceAddress("ethdhcp", ipResolver),
}))
})
It("skips vip networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
vipNetwork := boshsettings.Network{
Type: "vip",
Default: []string{"dns"},
DNS: []string{"4.4.4.4", "5.5.5.5"},
Mac: "fake-vip-mac-address",
IP: "9.8.7.6",
}
err := netManager.SetupNetworking(boshsettings.Networks{
"dhcp-network": dhcpNetwork,
"static-network": staticNetwork,
"vip-network": vipNetwork,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
})
It("doesn't use vip networks dns", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
vipNetwork := boshsettings.Network{
Type: "vip",
Default: []string{"dns"},
DNS: []string{"4.4.4.4", "5.5.5.5"},
Mac: "fake-vip-mac-address",
IP: "9.8.7.6",
}
err := netManager.SetupNetworking(boshsettings.Networks{
"vip-network": vipNetwork,
"static-network": staticNetwork,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).ToNot(ContainSubstring("4.4.4.4"))
Expect(networkConfig.StringContents()).ToNot(ContainSubstring("5.5.5.5"))
})
Context("when no MAC address is provided in the settings", func() {
var staticNetworkWithoutMAC boshsettings.Network
BeforeEach(func() {
staticNetworkWithoutMAC = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
DNS: []string{"8.8.8.8", "9.9.9.9"},
Default: []string{"dns"},
}
})
It("configures network for single device", func() {
stubInterfaces(
map[string]boshsettings.Network{
"ethstatic": staticNetwork,
},
)
err := netManager.SetupNetworking(boshsettings.Networks{
"static-network": staticNetworkWithoutMAC,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
})
It("configures network for single device, when a virtual device is also present", func() {
stubInterfacesWithVirtual(
map[string]boshsettings.Network{
"ethstatic": staticNetwork,
},
[]string{"virtual"},
)
err := netManager.SetupNetworking(boshsettings.Networks{
"static-network": staticNetworkWithoutMAC,
}, nil)
Expect(err).ToNot(HaveOccurred())
physicalNetworkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-ethstatic")
Expect(physicalNetworkConfig).ToNot(BeNil())
Expect(physicalNetworkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStatic))
virtualNetworkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-virtual")
Expect(virtualNetworkConfig).To(BeNil())
})
})
})
Describe("GetConfiguredNetworkInterfaces", func() {
Context("when there are network devices", func() {
BeforeEach(func() {
interfacePaths := []string{}
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth0", "aa:bb", true))
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth1", "cc:dd", true))
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth2", "ee:ff", true))
fs.SetGlob("/sys/class/net/*", interfacePaths)
})
writeIfcgfFile := func(iface string) {
fs.WriteFileString(fmt.Sprintf("/etc/sysconfig/network-scripts/ifcfg-%s", iface), "fake-config")
}
It("returns networks that have ifcfg config present", func() {
writeIfcgfFile("fake-eth0")
writeIfcgfFile("fake-eth2")
interfaces, err := netManager.GetConfiguredNetworkInterfaces()
Expect(err).ToNot(HaveOccurred())
Expect(interfaces).To(ConsistOf("fake-eth0", "fake-eth2"))
})
})
Context("when there are no network devices", func() {
It("returns empty list", func() {
interfaces, err := netManager.GetConfiguredNetworkInterfaces()
Expect(err).ToNot(HaveOccurred())
Expect(interfaces).To(Equal([]string{}))
})
})
})
}
package disk_test
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"errors"
. "github.com/cloudfoundry/bosh-agent/platform/disk"
fakesys "github.com/cloudfoundry/bosh-utils/system/fakes"
)
var _ = Describe("Linux Formatter", func() {
Describe("when using swap", func() {
It("format as swap disk if partition has not been formatted", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda2", fakesys.FakeCmdResult{ExitStatus: 2, Error: errors.New("Exit code 2")})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
formatter.Format("/dev/xvda2", FileSystemSwap)
Expect(2).To(Equal(len(fakeRunner.RunCommands)))
Expect(fakeRunner.RunCommands[1]).To(Equal([]string{"mkswap", "/dev/xvda2"}))
})
It("reformats the partition if is not formatted as swap", func() {
fakeRunner := fakesys.NewFakeCmdRunner()
fakeFs := fakesys.NewFakeFileSystem()
fakeRunner.AddCmdResult("blkid -p /dev/xvda1", fakesys.FakeCmdResult{Stdout: `xxxxx TYPE="ext4" yyyy zzzz`})
formatter := NewLinuxFormatter(fakeRunner, fakeFs)
func describeDummyPlatform() {
var (
platform Platform
collector boshstats.Collector
fs *fakesys.FakeFileSystem
cmdRunner boshsys.CmdRunner
dirProvider boshdirs.Provider
devicePathResolver boshdpresolv.DevicePathResolver
logger boshlog.Logger
)
BeforeEach(func() {
collector = &fakestats.FakeCollector{}
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
dirProvider = boshdirs.NewProvider("/fake-dir")
devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
logger = boshlog.NewLogger(boshlog.LevelNone)
})
JustBeforeEach(func() {
platform = NewDummyPlatform(
collector,
fs,
cmdRunner,
dirProvider,
devicePathResolver,
logger,
)
})
Describe("GetDefaultNetwork", func() {
It("returns the contents of dummy-defaults-network-settings.json since that's what the dummy cpi writes", func() {
settingsFilePath := "/fake-dir/bosh/dummy-default-network-settings.json"
fs.WriteFileString(settingsFilePath, `{"IP": "1.2.3.4"}`)
network, err := platform.GetDefaultNetwork()
Expect(err).NotTo(HaveOccurred())
Expect(network.IP).To(Equal("1.2.3.4"))
})
})
Describe("GetCertManager", func() {
It("returs a dummy cert manager", func() {
certManager := platform.GetCertManager()
Expect(certManager.UpdateCertificates("")).Should(BeNil())
})
})
Describe("UnmountPersistentDisk", func() {
Context("when there are two mounted persistent disks in the mounts json", func() {
BeforeEach(func() {
var mounts []mount
mounts = append(mounts, mount{MountDir: "dir1", DiskCid: "cid1"})
mounts = append(mounts, mount{MountDir: "dir2", DiskCid: "cid2"})
mountsJSON, _ := json.Marshal(mounts)
mountsPath := path.Join(dirProvider.BoshDir(), "mounts.json")
fs.WriteFile(mountsPath, mountsJSON)
})
It("removes one of the disks from the mounts json", func() {
unmounted, err := platform.UnmountPersistentDisk(settings.DiskSettings{ID: "cid1"})
Expect(err).NotTo(HaveOccurred())
Expect(unmounted).To(Equal(true))
_, isMountPoint, err := platform.IsMountPoint("dir1")
Expect(isMountPoint).To(Equal(false))
_, isMountPoint, err = platform.IsMountPoint("dir2")
Expect(isMountPoint).To(Equal(true))
})
})
})
Describe("SetUserPassword", func() {
It("writes the password to a file", func() {
err := platform.SetUserPassword("user-name", "fake-password")
Expect(err).NotTo(HaveOccurred())
userPasswordsPath := path.Join(dirProvider.BoshDir(), "user-name", CredentialFileName)
password, err := fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password"))
})
It("writes the passwords to different files for each user", func() {
err := platform.SetUserPassword("user-name1", "fake-password1")
Expect(err).NotTo(HaveOccurred())
err = platform.SetUserPassword("user-name2", "fake-password2")
Expect(err).NotTo(HaveOccurred())
userPasswordsPath := path.Join(dirProvider.BoshDir(), "user-name1", CredentialFileName)
password, err := fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password1"))
userPasswordsPath = path.Join(dirProvider.BoshDir(), "user-name2", CredentialFileName)
password, err = fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password2"))
})
})
Describe("SetupDataDir", func() {
It("creates a link from BASEDIR/sys to BASEDIR/data/sys", func() {
err := platform.SetupDataDir()
Expect(err).NotTo(HaveOccurred())
stat := fs.GetFileTestStat("/fake-dir/sys")
Expect(stat).ToNot(BeNil())
Expect(stat.SymlinkTarget).To(Equal("/fake-dir/data/sys"))
})
})
}
func describeUbuntuNetManager() {
var (
fs *fakesys.FakeFileSystem
cmdRunner *fakesys.FakeCmdRunner
ipResolver *fakeip.FakeResolver
addressBroadcaster *fakearp.FakeAddressBroadcaster
interfaceAddrsProvider *fakeip.FakeInterfaceAddressesProvider
netManager UbuntuNetManager
interfaceConfigurationCreator InterfaceConfigurationCreator
)
writeNetworkDevice := func(iface string, macAddress string, isPhysical bool) string {
interfacePath := fmt.Sprintf("/sys/class/net/%s", iface)
fs.WriteFile(interfacePath, []byte{})
if isPhysical {
fs.WriteFile(fmt.Sprintf("/sys/class/net/%s/device", iface), []byte{})
}
fs.WriteFileString(fmt.Sprintf("/sys/class/net/%s/address", iface), fmt.Sprintf("%s\n", macAddress))
return interfacePath
}
stubInterfacesWithVirtual := func(physicalInterfaces map[string]boshsettings.Network, virtualInterfaces []string) {
interfacePaths := []string{}
for iface, networkSettings := range physicalInterfaces {
interfacePaths = append(interfacePaths, writeNetworkDevice(iface, networkSettings.Mac, true))
}
for _, iface := range virtualInterfaces {
interfacePaths = append(interfacePaths, writeNetworkDevice(iface, "virtual", false))
}
fs.SetGlob("/sys/class/net/*", interfacePaths)
}
stubInterfaces := func(physicalInterfaces map[string]boshsettings.Network) {
stubInterfacesWithVirtual(physicalInterfaces, nil)
}
BeforeEach(func() {
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
ipResolver = &fakeip.FakeResolver{}
logger := boshlog.NewLogger(boshlog.LevelNone)
interfaceConfigurationCreator = NewInterfaceConfigurationCreator(logger)
addressBroadcaster = &fakearp.FakeAddressBroadcaster{}
interfaceAddrsProvider = &fakeip.FakeInterfaceAddressesProvider{}
interfaceAddrsValidator := boship.NewInterfaceAddressesValidator(interfaceAddrsProvider)
dnsValidator := NewDNSValidator(fs)
netManager = NewUbuntuNetManager(
fs,
cmdRunner,
ipResolver,
interfaceConfigurationCreator,
interfaceAddrsValidator,
dnsValidator,
addressBroadcaster,
logger,
).(UbuntuNetManager)
})
Describe("ComputeNetworkConfig", func() {
Context("when there is one manual network and neither is marked as default for DNS", func() {
It("should use the manual network for DNS", func() {
networks := boshsettings.Networks{
"manual": factory.Network{DNS: &[]string{"8.8.8.8"}}.Build(),
}
stubInterfaces(networks)
_, _, dnsServers, err := netManager.ComputeNetworkConfig(networks)
Expect(err).ToNot(HaveOccurred())
Expect(dnsServers).To(Equal([]string{"8.8.8.8"}))
})
})
Context("when there is a vip network and a manual network and neither is marked as default for DNS", func() {
It("should use the manual network for DNS", func() {
networks := boshsettings.Networks{
"vip": boshsettings.Network{Type: "vip"},
"manual": factory.Network{Type: "manual", DNS: &[]string{"8.8.8.8"}}.Build(),
}
stubInterfaces(networks)
_, _, dnsServers, err := netManager.ComputeNetworkConfig(networks)
Expect(err).ToNot(HaveOccurred())
Expect(dnsServers).To(Equal([]string{"8.8.8.8"}))
})
})
Context("when there is a vip network and a manual network and the manual network is marked as default for DNS", func() {
It("should use the manual network for DNS", func() {
networks := boshsettings.Networks{
"vip": boshsettings.Network{Type: "vip"},
"manual": factory.Network{Type: "manual", DNS: &[]string{"8.8.8.8"}, Default: []string{"dns"}}.Build(),
}
stubInterfaces(networks)
_, _, dnsServers, err := netManager.ComputeNetworkConfig(networks)
Expect(err).ToNot(HaveOccurred())
Expect(dnsServers).To(Equal([]string{"8.8.8.8"}))
})
})
Context("when specified more than one DNS", func() {
It("extracts all DNS servers from the network configured as default DNS", func() {
networks := boshsettings.Networks{
"default": factory.Network{
IP: "10.10.0.32",
Netmask: "255.255.255.0",
Mac: "aa::bb::cc",
Default: []string{"dns", "gateway"},
DNS: &[]string{"54.209.78.6", "127.0.0.5"},
Gateway: "10.10.0.1",
}.Build(),
}
stubInterfaces(networks)
staticInterfaceConfigurations, dhcpInterfaceConfigurations, dnsServers, err := netManager.ComputeNetworkConfig(networks)
Expect(err).ToNot(HaveOccurred())
Expect(staticInterfaceConfigurations).To(Equal([]StaticInterfaceConfiguration{
{
Name: "default",
Address: "10.10.0.32",
Netmask: "255.255.255.0",
Network: "10.10.0.0",
IsDefaultForGateway: true,
Broadcast: "10.10.0.255",
Mac: "aa::bb::cc",
Gateway: "10.10.0.1",
},
}))
Expect(dhcpInterfaceConfigurations).To(BeEmpty())
Expect(dnsServers).To(Equal([]string{"54.209.78.6", "127.0.0.5"}))
})
})
})
Describe("SetupNetworking", func() {
var (
dhcpNetwork boshsettings.Network
staticNetwork boshsettings.Network
expectedNetworkConfigurationForStaticAndDhcp string
)
BeforeEach(func() {
dhcpNetwork = boshsettings.Network{
Type: "dynamic",
Default: []string{"dns"},
DNS: []string{"8.8.8.8", "9.9.9.9"},
Mac: "fake-dhcp-mac-address",
}
staticNetwork = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Default: []string{"gateway"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.4"),
}
fs.WriteFileString("/etc/resolv.conf", `
nameserver 8.8.8.8
nameserver 9.9.9.9
`)
expectedNetworkConfigurationForStaticAndDhcp = `# Generated by bosh-agent
auto lo
iface lo inet loopback
auto ethdhcp
iface ethdhcp inet dhcp
auto ethstatic
iface ethstatic inet static
address 1.2.3.4
network 1.2.3.0
netmask 255.255.255.0
broadcast 1.2.3.255
gateway 3.4.5.6
dns-nameservers 8.8.8.8 9.9.9.9`
})
It("writes interfaces in /etc/network/interfaces in alphabetic order", func() {
anotherDHCPNetwork := boshsettings.Network{
Type: "dynamic",
Default: []string{"dns"},
DNS: []string{"8.8.8.8", "9.9.9.9"},
Mac: "fake-another-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
"ethdhcp1": dhcpNetwork,
"ethdhcp0": anotherDHCPNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{
"dhcp-network-1": dhcpNetwork,
"dhcp-network-2": anotherDHCPNetwork,
"static-network": staticNetwork,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
expectedNetworkConfigurationForStaticAndDhcp = `# Generated by bosh-agent
auto lo
iface lo inet loopback
auto ethdhcp0
iface ethdhcp0 inet dhcp
auto ethdhcp1
iface ethdhcp1 inet dhcp
auto ethstatic
iface ethstatic inet static
address 1.2.3.4
network 1.2.3.0
netmask 255.255.255.0
broadcast 1.2.3.255
gateway 3.4.5.6
dns-nameservers 8.8.8.8 9.9.9.9`
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStaticAndDhcp))
})
It("configures gateway, broadcast and dns for default network only", func() {
staticNetwork = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
secondStaticNetwork := boshsettings.Network{
Type: "manual",
IP: "5.6.7.8",
Netmask: "255.255.255.0",
Gateway: "6.7.8.9",
Mac: "second-fake-static-mac-address",
DNS: []string{"8.8.8.8"},
Default: []string{"gateway", "dns"},
}
stubInterfaces(map[string]boshsettings.Network{
"eth0": staticNetwork,
"eth1": secondStaticNetwork,
})
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("eth0", "1.2.3.4"),
boship.NewSimpleInterfaceAddress("eth1", "5.6.7.8"),
}
err := netManager.SetupNetworking(boshsettings.Networks{
"static-1": staticNetwork,
"static-2": secondStaticNetwork,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(`# Generated by bosh-agent
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 1.2.3.4
network 1.2.3.0
netmask 255.255.255.0
auto eth1
iface eth1 inet static
address 5.6.7.8
network 5.6.7.0
netmask 255.255.255.0
broadcast 5.6.7.255
gateway 6.7.8.9
dns-nameservers 8.8.8.8`))
})
It("writes /etc/network/interfaces without dns-namservers if there are no dns servers", func() {
staticNetworkWithoutDNS := boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Default: []string{"gateway"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetworkWithoutDNS,
})
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetworkWithoutDNS}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(`# Generated by bosh-agent
auto lo
iface lo inet loopback
auto ethstatic
iface ethstatic inet static
address 1.2.3.4
network 1.2.3.0
netmask 255.255.255.0
broadcast 1.2.3.255
gateway 3.4.5.6
`))
})
It("returns errors from glob /sys/class/net/", func() {
fs.GlobErr = errors.New("fs-glob-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-glob-error"))
})
It("returns errors from writing the network configuration", func() {
stubInterfaces(map[string]boshsettings.Network{
"dhcp": dhcpNetwork,
"static": staticNetwork,
})
fs.WriteFileError = errors.New("fs-write-file-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("fs-write-file-error"))
})
It("returns errors when it can't creating network interface configurations", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
staticNetwork.Netmask = "not an ip" //will cause InterfaceConfigurationCreator to fail
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Creating interface configurations"))
})
It("writes a dhcp configuration if there are dhcp networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig).ToNot(BeNil())
Expect(dhcpConfig.StringContents()).To(Equal(`# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
prepend domain-name-servers 8.8.8.8, 9.9.9.9;
`))
})
It("writes a dhcp configuration without prepended dns servers if there are no dns servers specified", func() {
dhcpNetworkWithoutDNS := boshsettings.Network{
Type: "dynamic",
Mac: "fake-dhcp-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetworkWithoutDNS}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig).ToNot(BeNil())
Expect(dhcpConfig.StringContents()).To(Equal(`# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
`))
})
It("returns an error if it can't write a dhcp configuration", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileErrors["/etc/dhcp/dhclient.conf"] = errors.New("dhclient.conf-write-error")
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("dhclient.conf-write-error"))
})
It("doesn't write a dhcp configuration if there are no dhcp networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig).To(BeNil())
})
It("restarts the networks if /etc/network/interfaces changes", func() {
initialDhcpConfig := `# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
prepend domain-name-servers 8.8.8.8, 9.9.9.9;
`
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileString("/etc/dhcp/dhclient.conf", initialDhcpConfig)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
Expect(len(cmdRunner.RunCommands)).To(Equal(5))
Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"pkill", "dhclient"}))
Expect(cmdRunner.RunCommands[1:3]).To(ContainElement([]string{"resolvconf", "-d", "ethdhcp.dhclient"}))
Expect(cmdRunner.RunCommands[1:3]).To(ContainElement([]string{"resolvconf", "-d", "ethstatic.dhclient"}))
Expect(cmdRunner.RunCommands[3]).To(Equal([]string{"ifdown", "--force", "ethdhcp", "ethstatic"}))
Expect(cmdRunner.RunCommands[4]).To(Equal([]string{"ifup", "--force", "ethdhcp", "ethstatic"}))
})
It("doesn't restart the networks if /etc/network/interfaces and /etc/dhcp/dhclient.conf don't change", func() {
initialDhcpConfig := `# Generated by bosh-agent
option rfc3442-classless-static-routes code 121 = array of unsigned integer 8;
send host-name "<hostname>";
request subnet-mask, broadcast-address, time-offset, routers,
domain-name, domain-name-servers, domain-search, host-name,
netbios-name-servers, netbios-scope, interface-mtu,
rfc3442-classless-static-routes, ntp-servers;
prepend domain-name-servers 8.8.8.8, 9.9.9.9;
`
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileString("/etc/network/interfaces", expectedNetworkConfigurationForStaticAndDhcp)
fs.WriteFileString("/etc/dhcp/dhclient.conf", initialDhcpConfig)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStaticAndDhcp))
dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
Expect(dhcpConfig.StringContents()).To(Equal(initialDhcpConfig))
Expect(len(cmdRunner.RunCommands)).To(Equal(0))
})
It("restarts the networks if /etc/dhcp/dhclient.conf changes", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
fs.WriteFileString("/etc/network/interfaces", expectedNetworkConfigurationForStaticAndDhcp)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStaticAndDhcp))
Expect(len(cmdRunner.RunCommands)).To(Equal(5))
Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"pkill", "dhclient"}))
Expect(cmdRunner.RunCommands[1:3]).To(ContainElement([]string{"resolvconf", "-d", "ethdhcp.dhclient"}))
Expect(cmdRunner.RunCommands[1:3]).To(ContainElement([]string{"resolvconf", "-d", "ethstatic.dhclient"}))
Expect(cmdRunner.RunCommands[3]).To(Equal([]string{"ifdown", "--force", "ethdhcp", "ethstatic"}))
Expect(cmdRunner.RunCommands[4]).To(Equal([]string{"ifup", "--force", "ethdhcp", "ethstatic"}))
})
It("broadcasts MAC addresses for all interfaces", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"dhcp-network": dhcpNetwork, "static-network": staticNetwork}, errCh)
Expect(err).ToNot(HaveOccurred())
broadcastErr := <-errCh // wait for all arpings
Expect(broadcastErr).ToNot(HaveOccurred())
Expect(addressBroadcaster.BroadcastMACAddressesAddresses).To(Equal([]boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.4"),
boship.NewResolvingInterfaceAddress("ethdhcp", ipResolver),
}))
})
It("skips vip networks", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethdhcp": dhcpNetwork,
"ethstatic": staticNetwork,
})
vipNetwork := boshsettings.Network{
Type: "vip",
Default: []string{"dns"},
DNS: []string{"8.8.8.8", "9.9.9.9"},
Mac: "fake-vip-mac-address",
IP: "9.8.7.6",
}
err := netManager.SetupNetworking(boshsettings.Networks{
"dhcp-network": dhcpNetwork,
"static-network": staticNetwork,
"vip-network": vipNetwork,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfigurationForStaticAndDhcp))
})
Context("when manual networks were not configured with proper IP addresses", func() {
BeforeEach(func() {
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "1.2.3.5"),
}
})
It("fails", func() {
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, errCh)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Validating static network configuration"))
})
})
Context("when dns is not properly configured", func() {
BeforeEach(func() {
fs.WriteFileString("/etc/resolv.conf", "")
})
It("fails", func() {
staticNetwork = boshsettings.Network{
Type: "manual",
IP: "1.2.3.4",
Default: []string{"dns"},
DNS: []string{"8.8.8.8"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
Mac: "fake-static-mac-address",
}
stubInterfaces(map[string]boshsettings.Network{
"ethstatic": staticNetwork,
})
errCh := make(chan error)
err := netManager.SetupNetworking(boshsettings.Networks{"static-network": staticNetwork}, errCh)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("Validating dns configuration"))
})
})
Context("when no MAC address is provided in the settings", func() {
It("configures network for single device", func() {
staticNetworkWithoutMAC := boshsettings.Network{
Type: "manual",
IP: "2.2.2.2",
Default: []string{"gateway"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
}
stubInterfaces(
map[string]boshsettings.Network{
"ethstatic": staticNetwork,
},
)
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "2.2.2.2"),
}
err := netManager.SetupNetworking(boshsettings.Networks{
"static-network": staticNetworkWithoutMAC,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
expectedNetworkConfiguration := `# Generated by bosh-agent
auto lo
iface lo inet loopback
auto ethstatic
iface ethstatic inet static
address 2.2.2.2
network 2.2.2.0
netmask 255.255.255.0
broadcast 2.2.2.255
gateway 3.4.5.6
`
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfiguration))
})
It("configures network for a single physical device, when a virtual device is also present", func() {
staticNetworkWithoutMAC := boshsettings.Network{
Type: "manual",
IP: "2.2.2.2",
Default: []string{"gateway"},
Netmask: "255.255.255.0",
Gateway: "3.4.5.6",
}
stubInterfacesWithVirtual(
map[string]boshsettings.Network{
"ethstatic": staticNetwork,
},
[]string{"virtual"},
)
interfaceAddrsProvider.GetInterfaceAddresses = []boship.InterfaceAddress{
boship.NewSimpleInterfaceAddress("ethstatic", "2.2.2.2"),
}
err := netManager.SetupNetworking(boshsettings.Networks{
"static-network": staticNetworkWithoutMAC,
}, nil)
Expect(err).ToNot(HaveOccurred())
networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
Expect(networkConfig).ToNot(BeNil())
expectedNetworkConfiguration := `# Generated by bosh-agent
auto lo
iface lo inet loopback
auto ethstatic
iface ethstatic inet static
address 2.2.2.2
network 2.2.2.0
netmask 255.255.255.0
broadcast 2.2.2.255
gateway 3.4.5.6
`
Expect(networkConfig.StringContents()).To(Equal(expectedNetworkConfiguration))
})
})
})
Describe("GetConfiguredNetworkInterfaces", func() {
Context("when there are network devices", func() {
BeforeEach(func() {
interfacePaths := []string{}
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth0", "aa:bb", true))
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth1", "cc:dd", true))
interfacePaths = append(interfacePaths, writeNetworkDevice("fake-eth2", "ee:ff", true))
fs.SetGlob("/sys/class/net/*", interfacePaths)
})
It("returns networks that are defined in /etc/network/interfaces", func() {
cmdRunner.AddCmdResult("ifup --no-act fake-eth0", fakesys.FakeCmdResult{
Stdout: "",
Stderr: "ifup: interface fake-eth0 already configured",
ExitStatus: 0,
})
cmdRunner.AddCmdResult("ifup --no-act fake-eth1", fakesys.FakeCmdResult{
Stdout: "",
Stderr: "Ignoring unknown interface fake-eth1=fake-eth1.",
ExitStatus: 0,
})
cmdRunner.AddCmdResult("ifup --no-act fake-eth2", fakesys.FakeCmdResult{
Stdout: "",
Stderr: "ifup: interface fake-eth2 already configured",
ExitStatus: 0,
})
interfaces, err := netManager.GetConfiguredNetworkInterfaces()
Expect(err).ToNot(HaveOccurred())
Expect(interfaces).To(ConsistOf("fake-eth0", "fake-eth2"))
})
})
Context("when there are no network devices", func() {
It("returns empty list", func() {
interfaces, err := netManager.GetConfiguredNetworkInterfaces()
Expect(err).ToNot(HaveOccurred())
Expect(interfaces).To(Equal([]string{}))
})
})
})
}
func describeDummyPlatform() {
var (
platform Platform
collector boshstats.Collector
fs *fakesys.FakeFileSystem
cmdRunner boshsys.CmdRunner
dirProvider boshdirs.Provider
devicePathResolver boshdpresolv.DevicePathResolver
logger boshlog.Logger
)
BeforeEach(func() {
collector = &fakestats.FakeCollector{}
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
dirProvider = boshdirs.NewProvider("/fake-dir")
devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
logger = boshlog.NewLogger(boshlog.LevelNone)
})
JustBeforeEach(func() {
platform = NewDummyPlatform(
collector,
fs,
cmdRunner,
dirProvider,
devicePathResolver,
logger,
)
})
Describe("GetDefaultNetwork", func() {
It("returns the contents of dummy-defaults-network-settings.json since that's what the dummy cpi writes", func() {
settingsFilePath := "/fake-dir/bosh/dummy-default-network-settings.json"
fs.WriteFileString(settingsFilePath, `{"IP": "1.2.3.4"}`)
network, err := platform.GetDefaultNetwork()
Expect(err).NotTo(HaveOccurred())
Expect(network.IP).To(Equal("1.2.3.4"))
})
})
Describe("GetCertManager", func() {
It("returns a dummy cert manager", func() {
certManager := platform.GetCertManager()
Expect(certManager.UpdateCertificates("")).Should(BeNil())
})
})
Describe("MountPersistentDisk", func() {
var diskSettings boshsettings.DiskSettings
var mountsPath, managedSettingsPath, formattedDisksPath string
BeforeEach(func() {
diskSettings = boshsettings.DiskSettings{ID: "somediskid"}
mountsPath = filepath.Join(dirProvider.BoshDir(), "mounts.json")
managedSettingsPath = filepath.Join(dirProvider.BoshDir(), "managed_disk_settings.json")
formattedDisksPath = filepath.Join(dirProvider.BoshDir(), "formatted_disks.json")
})
It("Mounts a persistent disk", func() {
mountsContent, _ := fs.ReadFileString(mountsPath)
Expect(mountsContent).To(Equal(""))
err := platform.MountPersistentDisk(diskSettings, "/dev/potato")
Expect(err).NotTo(HaveOccurred())
mountsContent, _ = fs.ReadFileString(mountsPath)
Expect(mountsContent).To(Equal(`[{"MountDir":"/dev/potato","DiskCid":"somediskid"}]`))
})
It("Updates the managed disk settings", func() {
lastMountedCid, _ := fs.ReadFileString(managedSettingsPath)
Expect(lastMountedCid).To(Equal(""))
err := platform.MountPersistentDisk(diskSettings, "/dev/potato")
Expect(err).NotTo(HaveOccurred())
lastMountedCid, _ = fs.ReadFileString(managedSettingsPath)
Expect(lastMountedCid).To(Equal("somediskid"))
})
It("Updates the formatted disks", func() {
formattedDisks, _ := fs.ReadFileString(formattedDisksPath)
Expect(formattedDisks).To(Equal(""))
err := platform.MountPersistentDisk(diskSettings, "/dev/potato")
Expect(err).NotTo(HaveOccurred())
formattedDisks, _ = fs.ReadFileString(formattedDisksPath)
Expect(formattedDisks).To(Equal(`[{"DiskCid":"somediskid"}]`))
})
Context("Device has already been mounted as expected", func() {
BeforeEach(func() {
fs.WriteFileString(managedSettingsPath, "somediskid")
fs.WriteFileString(mountsPath, `[{"MountDir":"/dev/potato","DiskCid":"somediskid"}]`)
})
It("Does not mount in new location", func() {
err := platform.MountPersistentDisk(diskSettings, "/dev/potato")
Expect(err).NotTo(HaveOccurred())
mountsContent, _ := fs.ReadFileString(mountsPath)
Expect(mountsContent).To(Equal(`[{"MountDir":"/dev/potato","DiskCid":"somediskid"}]`))
})
})
})
Describe("UnmountPersistentDisk", func() {
Context("when there are two mounted persistent disks in the mounts json", func() {
BeforeEach(func() {
var mounts []mount
mounts = append(mounts, mount{MountDir: "dir1", DiskCid: "cid1"})
mounts = append(mounts, mount{MountDir: "dir2", DiskCid: "cid2"})
mountsJSON, err := json.Marshal(mounts)
Expect(err).NotTo(HaveOccurred())
mountsPath := filepath.Join(dirProvider.BoshDir(), "mounts.json")
fs.WriteFile(mountsPath, mountsJSON)
})
It("removes one of the disks from the mounts json", func() {
unmounted, err := platform.UnmountPersistentDisk(settings.DiskSettings{ID: "cid1"})
Expect(err).NotTo(HaveOccurred())
Expect(unmounted).To(Equal(true))
_, isMountPoint, err := platform.IsMountPoint("dir1")
Expect(err).NotTo(HaveOccurred())
Expect(isMountPoint).To(Equal(false))
_, isMountPoint, err = platform.IsMountPoint("dir2")
Expect(err).NotTo(HaveOccurred())
Expect(isMountPoint).To(Equal(true))
})
})
})
Describe("SetDiskAssociations", func() {
It("writes the associations to the file", func() {
diskName1 := "disk1"
diskName2 := "disk2"
err := platform.AssociateDisk(diskName1, boshsettings.DiskSettings{})
Expect(err).NotTo(HaveOccurred())
err = platform.AssociateDisk(diskName2, boshsettings.DiskSettings{})
Expect(err).NotTo(HaveOccurred())
diskAssociationsPath := filepath.Join(dirProvider.BoshDir(), "disk_associations.json")
actualDiskNames := []string{}
fileContent, err := fs.ReadFile(diskAssociationsPath)
Expect(err).NotTo(HaveOccurred())
err = json.Unmarshal(fileContent, &actualDiskNames)
Expect(err).NotTo(HaveOccurred())
Expect(actualDiskNames).To(ConsistOf([]string{
diskName1,
diskName2,
}))
})
})
Describe("IsPersistentDiskMountable", func() {
BeforeEach(func() {
formattedDisksPath := filepath.Join(dirProvider.BoshDir(), "formatted_disks.json")
fs.WriteFileString(formattedDisksPath, `[{"DiskCid": "my-disk-id"}]`)
})
Context("when disk has been formatted", func() {
It("returns true with no error", func() {
diskSettings := boshsettings.DiskSettings{ID: "my-disk-id"}
mountable, err := platform.IsPersistentDiskMountable(diskSettings)
Expect(err).ToNot(HaveOccurred())
Expect(mountable).To(Equal(true))
})
})
Context("when disk has NOT been formatted", func() {
It("returns false with no error", func() {
diskSettings := boshsettings.DiskSettings{ID: "some-other-disk-id"}
mountable, err := platform.IsPersistentDiskMountable(diskSettings)
Expect(err).ToNot(HaveOccurred())
Expect(mountable).To(Equal(false))
})
})
})
Describe("SetUserPassword", func() {
It("writes the password to a file", func() {
err := platform.SetUserPassword("user-name", "fake-password")
Expect(err).NotTo(HaveOccurred())
userPasswordsPath := filepath.Join(dirProvider.BoshDir(), "user-name", CredentialFileName)
password, err := fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password"))
})
It("writes the passwords to different files for each user", func() {
err := platform.SetUserPassword("user-name1", "fake-password1")
Expect(err).NotTo(HaveOccurred())
err = platform.SetUserPassword("user-name2", "fake-password2")
Expect(err).NotTo(HaveOccurred())
userPasswordsPath := filepath.Join(dirProvider.BoshDir(), "user-name1", CredentialFileName)
password, err := fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password1"))
userPasswordsPath = filepath.Join(dirProvider.BoshDir(), "user-name2", CredentialFileName)
password, err = fs.ReadFileString(userPasswordsPath)
Expect(err).NotTo(HaveOccurred())
Expect(password).To(Equal("fake-password2"))
})
})
Describe("SetupDataDir", func() {
It("creates a link from BASEDIR/sys to BASEDIR/data/sys", func() {
err := platform.SetupDataDir()
Expect(err).NotTo(HaveOccurred())
stat := fs.GetFileTestStat(filepath.Clean("/fake-dir/sys"))
Expect(stat).ToNot(BeNil())
Expect(stat.SymlinkTarget).To(Equal("/fake-dir/data/sys"))
})
})
Describe("SetupBlobsDir", func() {
It("creates a blobs folder under BASEDIR/DATADIR with correct permissions", func() {
err := platform.SetupBlobsDir()
Expect(err).NotTo(HaveOccurred())
stat := fs.GetFileTestStat(filepath.Clean("/fake-dir/data/blobs"))
Expect(stat.FileType).To(Equal(fakesys.FakeFileTypeDir))
Expect(stat.FileMode).To(Equal(os.FileMode(0700)))
})
})
}
func describeDummyPlatform() {
var (
platform Platform
collector boshstats.Collector
fs boshsys.FileSystem
cmdRunner boshsys.CmdRunner
dirProvider boshdirs.Provider
devicePathResolver boshdpresolv.DevicePathResolver
logger boshlog.Logger
)
BeforeEach(func() {
collector = &fakestats.FakeCollector{}
fs = fakesys.NewFakeFileSystem()
cmdRunner = fakesys.NewFakeCmdRunner()
dirProvider = boshdirs.NewProvider("/fake-dir")
devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
logger = boshlog.NewLogger(boshlog.LevelNone)
})
JustBeforeEach(func() {
platform = NewDummyPlatform(
collector,
fs,
cmdRunner,
dirProvider,
devicePathResolver,
logger,
)
})
Describe("GetDefaultNetwork", func() {
It("returns the contents of dummy-defaults-network-settings.json since that's what the dummy cpi writes", func() {
settingsFilePath := "/fake-dir/bosh/dummy-default-network-settings.json"
fs.WriteFileString(settingsFilePath, `{"IP": "1.2.3.4"}`)
network, err := platform.GetDefaultNetwork()
Expect(err).NotTo(HaveOccurred())
Expect(network.IP).To(Equal("1.2.3.4"))
})
})
Describe("GetCertManager", func() {
It("returs a dummy cert manager", func() {
certManager := platform.GetCertManager()
Expect(certManager.UpdateCertificates("")).Should(BeNil())
})
})
Describe("UnmountPersistentDisk", func() {
Context("when there are two mounted persistent disks in the mounts json", func() {
BeforeEach(func() {
var mounts []mount
mounts = append(mounts, mount{MountDir: "dir1", DiskCid: "cid1"})
mounts = append(mounts, mount{MountDir: "dir2", DiskCid: "cid2"})
mountsJSON, _ := json.Marshal(mounts)
mountsPath := path.Join(dirProvider.BoshDir(), "mounts.json")
fs.WriteFile(mountsPath, mountsJSON)
})
It("removes one of the disks from the mounts json", func() {
unmounted, err := platform.UnmountPersistentDisk(settings.DiskSettings{ID: "cid1"})
Expect(err).NotTo(HaveOccurred())
Expect(unmounted).To(Equal(true))
Expect(platform.IsMountPoint("dir1")).To(Equal(false))
Expect(platform.IsMountPoint("dir2")).To(Equal(true))
})
})
})
}
. "github.com/onsi/gomega"
fakes "github.com/cloudfoundry/bosh-utils/system/fakes"
boshlog "github.com/cloudfoundry/bosh-utils/logger"
)
var _ = Describe("ConcreteUdevDevice", func() {
var (
cmdRunner *fakes.FakeCmdRunner
udev ConcreteUdevDevice
logger boshlog.Logger
)
BeforeEach(func() {
cmdRunner = fakes.NewFakeCmdRunner()
logger = boshlog.NewLogger(boshlog.LevelNone)
})
JustBeforeEach(func() {
udev = NewConcreteUdevDevice(cmdRunner, logger)
})
Describe("#Settle", func() {
Context("if `udevadm` is a runnable command", func() {
BeforeEach(func() {
cmdRunner.AvailableCommands["udevadm"] = true
})
It("runs `udevadm settle`", func() {
err := udev.Settle()