Esempio n. 1
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func getUbuntuDependencies() (collector *fakestats.FakeStatsCollector, fs *fakesys.FakeFileSystem, cmdRunner *fakesys.FakeCmdRunner, fakeDiskManager fakedisk.FakeDiskManager) {
	collector = &fakestats.FakeStatsCollector{}
	fs = &fakesys.FakeFileSystem{}
	cmdRunner = &fakesys.FakeCmdRunner{}
	fakeDiskManager = fakedisk.NewFakeDiskManager(cmdRunner)
	return
}
Esempio n. 2
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func NewFakePlatform() (platform *FakePlatform) {
	platform = new(FakePlatform)
	platform.Fs = fakesys.NewFakeFileSystem()
	platform.Runner = &fakesys.FakeCmdRunner{}
	platform.FakeStatsCollector = &fakestats.FakeStatsCollector{}
	platform.FakeCompressor = fakecmd.NewFakeCompressor()
	platform.FakeCopier = fakecmd.NewFakeCopier()
	platform.FakeVitalsService = fakevitals.NewFakeService()
	platform.FakeDiskManager = fakedisk.NewFakeDiskManager()
	platform.DevicePathResolver = fakedpresolv.NewFakeDevicePathResolver(1*time.Millisecond, platform.Fs)
	platform.AddUserToGroupsGroups = make(map[string][]string)
	platform.SetupSshPublicKeys = make(map[string]string)
	platform.UserPasswords = make(map[string]string)
	platform.ScsiDiskMap = make(map[string]string)
	return
}
Esempio n. 3
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func buildCentos() (
	deps centosDependencies,
	platform centos,
) {
	deps.collector = &fakestats.FakeStatsCollector{}
	deps.fs = &fakesys.FakeFileSystem{}
	deps.cmdRunner = &fakesys.FakeCmdRunner{}
	deps.diskManager = fakedisk.NewFakeDiskManager(deps.cmdRunner)
	deps.dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")

	platform = newCentosPlatform(
		deps.collector,
		deps.fs,
		deps.cmdRunner,
		deps.diskManager,
		deps.dirProvider,
	)
	return
}
Esempio n. 4
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func buildUbuntu() (
	deps ubuntuDependencies,
	platform ubuntu,
) {
	deps.collector = &fakestats.FakeStatsCollector{}
	deps.fs = &fakesys.FakeFileSystem{}
	deps.cmdRunner = &fakesys.FakeCmdRunner{}
	deps.diskManager = fakedisk.NewFakeDiskManager(deps.cmdRunner)
	deps.compressor = fakecmd.NewFakeCompressor()
	deps.dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")

	platform = newUbuntuPlatform(
		deps.collector,
		deps.fs,
		deps.cmdRunner,
		deps.diskManager,
		deps.compressor,
		deps.dirProvider,
	)
	return
}
Esempio n. 5
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func buildUbuntu(cdromWaitInterval time.Duration, diskWaitTimeout time.Duration) (
	deps ubuntuDependencies,
	platform Platform,
) {
	deps.collector = &fakestats.FakeStatsCollector{}
	deps.fs = &fakesys.FakeFileSystem{}
	deps.cmdRunner = &fakesys.FakeCmdRunner{}
	deps.diskManager = fakedisk.NewFakeDiskManager(deps.cmdRunner)
	deps.dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")

	platform = NewUbuntuPlatform(
		deps.collector,
		deps.fs,
		deps.cmdRunner,
		deps.diskManager,
		deps.dirProvider,
		cdromWaitInterval,
		1*time.Millisecond,
		diskWaitTimeout,
	)
	return
}
Esempio n. 6
0
func init() {
	const expectedUbuntuDHCPConfig = `# 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 zz.zz.zz.zz;
prepend domain-name-servers yy.yy.yy.yy;
prepend domain-name-servers xx.xx.xx.xx;
`

	Describe("ubuntu", func() {
		var (
			collector     *fakestats.FakeStatsCollector
			fs            *fakesys.FakeFileSystem
			cmdRunner     *fakesys.FakeCmdRunner
			diskManager   *fakedisk.FakeDiskManager
			dirProvider   boshdirs.DirectoriesProvider
			platform      Platform
			cdutil        *fakecd.FakeCdUtil
			compressor    boshcmd.Compressor
			copier        boshcmd.Copier
			vitalsService boshvitals.Service
			logger        boshlog.Logger
		)

		BeforeEach(func() {
			collector = &fakestats.FakeStatsCollector{}
			fs = fakesys.NewFakeFileSystem()
			cmdRunner = fakesys.NewFakeCmdRunner()
			diskManager = fakedisk.NewFakeDiskManager()
			dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")
			cdutil = fakecd.NewFakeCdUtil()
			compressor = boshcmd.NewTarballCompressor(cmdRunner, fs)
			copier = boshcmd.NewCpCopier(cmdRunner, fs)
			vitalsService = boshvitals.NewService(collector, dirProvider)
			logger = boshlog.NewLogger(boshlog.LevelNone)
		})

		JustBeforeEach(func() {
			netManager := boshnet.NewUbuntuNetManager(fs, cmdRunner, 1*time.Millisecond)

			platform = NewLinuxPlatform(
				fs,
				cmdRunner,
				collector,
				compressor,
				copier,
				dirProvider,
				vitalsService,
				cdutil,
				diskManager,
				netManager,
				1*time.Millisecond,
				logger,
			)
		})

		Describe("SetupDhcp", func() {
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns"},
					DNS:     []string{"xx.xx.xx.xx", "yy.yy.yy.yy", "zz.zz.zz.zz"},
				},
				"vip": boshsettings.Network{
					Default: []string{},
					DNS:     []string{"aa.aa.aa.aa"},
				},
			}

			Context("when dhcp was not previously configured", func() {
				It("updates dhclient.conf", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp3/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedUbuntuDHCPConfig))
				})

				It("restarts dhclient", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(2))
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"pkill", "dhclient3"}))
					Expect(cmdRunner.RunCommands[1]).To(Equal([]string{"/etc/init.d/networking", "restart"}))
				})
			})

			Context("when dhcp was previously configured with different configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/dhcp3/dhclient.conf", "fake-other-configuration")
				})

				It("sets up dhcp and restarts dhclient", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp3/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedUbuntuDHCPConfig))
				})

				It("sets up dhcp and restarts dhclient", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(2))
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"pkill", "dhclient3"}))
					Expect(cmdRunner.RunCommands[1]).To(Equal([]string{"/etc/init.d/networking", "restart"}))
				})
			})

			Context("when dhcp was previously configured with the same configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/dhcp3/dhclient.conf", expectedUbuntuDHCPConfig)
				})

				It("does not restart dhclient", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp3/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedUbuntuDHCPConfig))
				})

				It("does not restart dhclient", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(0))
				})
			})
		})

		Describe("SetupManualNetworking", func() {
			BeforeEach(func() {
				// For mac addr to interface resolution
				fs.WriteFile("/sys/class/net/eth0", []byte{})
				fs.WriteFileString("/sys/class/net/eth0/address", "22:00:0a:1f:ac:2a\n")
				fs.SetGlob("/sys/class/net/*", []string{"/sys/class/net/eth0"})
			})

			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns", "gateway"},
					IP:      "192.168.195.6",
					Netmask: "255.255.255.0",
					Gateway: "192.168.195.1",
					Mac:     "22:00:0a:1f:ac:2a",
					DNS:     []string{"10.80.130.2", "10.80.130.1"},
				},
			}

			Context("when manual networking was not previously configured", func() {
				It("writes /etc/network/interfaces", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
					Expect(networkConfig).ToNot(BeNil())
					Expect(networkConfig.StringContents()).To(Equal(expectedUbuntuNetworkInterfaces))
				})

				It("restarts networking", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands) >= 2).To(BeTrue())
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network-interface", "stop", "INTERFACE=eth0"}))
					Expect(cmdRunner.RunCommands[1]).To(Equal([]string{"service", "network-interface", "start", "INTERFACE=eth0"}))
				})

				It("updates dns", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					resolvConf := fs.GetFileTestStat("/etc/resolv.conf")
					Expect(resolvConf).ToNot(BeNil())
					Expect(resolvConf.StringContents()).To(Equal(expectedUbuntuResolvConf))
				})

				It("starts sending arping", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					time.Sleep(100 * time.Millisecond)
					Expect(cmdRunner.RunCommands[2]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
					Expect(cmdRunner.RunCommands[7]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
				})
			})

			Context("when manual networking was previously configured with different configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/network/interfaces", "fake-manual-config")
				})

				It("updates /etc/network/interfaces", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
					Expect(networkConfig).ToNot(BeNil())
					Expect(networkConfig.StringContents()).To(Equal(expectedUbuntuNetworkInterfaces))
				})

				It("restarts networking", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands) >= 2).To(BeTrue())
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network-interface", "stop", "INTERFACE=eth0"}))
					Expect(cmdRunner.RunCommands[1]).To(Equal([]string{"service", "network-interface", "start", "INTERFACE=eth0"}))
				})

				It("updates dns", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					resolvConf := fs.GetFileTestStat("/etc/resolv.conf")
					Expect(resolvConf).ToNot(BeNil())
					Expect(resolvConf.StringContents()).To(Equal(expectedUbuntuResolvConf))
				})

				It("starts sending arping", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					time.Sleep(100 * time.Millisecond)
					Expect(cmdRunner.RunCommands[2]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
					Expect(cmdRunner.RunCommands[7]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
				})
			})

			Context("when manual networking was previously configured with same configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/network/interfaces", expectedUbuntuNetworkInterfaces)
				})

				It("keeps same /etc/network/interfaces", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
					Expect(networkConfig).ToNot(BeNil())
					Expect(networkConfig.StringContents()).To(Equal(expectedUbuntuNetworkInterfaces))
				})

				It("does not restart networking because configuration did not change", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					for _, cmd := range cmdRunner.RunCommands {
						Expect(cmd[0]).ToNot(Equal("service"))
					}
				})

				It("updates /etc/resolv.conf for DNS", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					resolvConf := fs.GetFileTestStat("/etc/resolv.conf")
					Expect(resolvConf).ToNot(BeNil())
					Expect(resolvConf.StringContents()).To(Equal(expectedUbuntuResolvConf))
				})

				It("starts sending 6 arp ping", func() {
					err := platform.SetupManualNetworking(networks)
					Expect(err).ToNot(HaveOccurred())

					time.Sleep(100 * time.Millisecond)
					Expect(len(cmdRunner.RunCommands)).To(Equal(6))
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
					Expect(cmdRunner.RunCommands[5]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
				})
			})
		})
	})
}
Esempio n. 7
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		platform           Platform
		cdutil             *fakecd.FakeCdUtil
		compressor         boshcmd.Compressor
		copier             boshcmd.Copier
		vitalsService      boshvitals.Service
		netManager         *fakenet.FakeNetManager
		options            LinuxOptions
	)

	BeforeEach(func() {
		logger := boshlog.NewLogger(boshlog.LevelNone)

		collector = &fakestats.FakeStatsCollector{}
		fs = fakesys.NewFakeFileSystem()
		cmdRunner = fakesys.NewFakeCmdRunner()
		diskManager = fakedisk.NewFakeDiskManager()
		dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")
		diskWaitTimeout = 1 * time.Millisecond
		cdutil = fakecd.NewFakeCdUtil()
		compressor = boshcmd.NewTarballCompressor(cmdRunner, fs)
		copier = boshcmd.NewCpCopier(cmdRunner, fs, logger)
		vitalsService = boshvitals.NewService(collector, dirProvider)
		netManager = &fakenet.FakeNetManager{}
		devicePathResolver = fakedpresolv.NewFakeDevicePathResolver()
		options = LinuxOptions{}

		fs.SetGlob("/sys/bus/scsi/devices/*:0:0:0/block/*", []string{
			"/sys/bus/scsi/devices/0:0:0:0/block/sr0",
			"/sys/bus/scsi/devices/6:0:0:0/block/sdd",
			"/sys/bus/scsi/devices/fake-host-id:0:0:0/block/sda",
		})
Esempio n. 8
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func init() {
	const expectedCentosDHCPConfig = `# 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 zz.zz.zz.zz;
prepend domain-name-servers yy.yy.yy.yy;
prepend domain-name-servers xx.xx.xx.xx;
`

	const expectedCentosIfcfg = `DEVICE=eth0
BOOTPROTO=static
IPADDR=192.168.195.6
NETMASK=255.255.255.0
BROADCAST=192.168.195.255
GATEWAY=192.168.195.1
ONBOOT=yes`

	Describe("centos", func() {
		var (
			collector     *fakestats.FakeStatsCollector
			fs            *fakesys.FakeFileSystem
			cmdRunner     *fakesys.FakeCmdRunner
			diskManager   *fakedisk.FakeDiskManager
			dirProvider   boshdirs.DirectoriesProvider
			platform      Platform
			cdutil        *fakecd.FakeCdUtil
			compressor    boshcmd.Compressor
			copier        boshcmd.Copier
			vitalsService boshvitals.Service
			logger        boshlog.Logger
		)

		BeforeEach(func() {
			collector = &fakestats.FakeStatsCollector{}
			fs = fakesys.NewFakeFileSystem()
			cmdRunner = fakesys.NewFakeCmdRunner()
			diskManager = fakedisk.NewFakeDiskManager()
			dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")
			cdutil = fakecd.NewFakeCdUtil()
			compressor = boshcmd.NewTarballCompressor(cmdRunner, fs)
			copier = boshcmd.NewCpCopier(cmdRunner, fs)
			vitalsService = boshvitals.NewService(collector, dirProvider)
			logger = boshlog.NewLogger(boshlog.LevelNone)
		})

		JustBeforeEach(func() {
			netManager := boshnet.NewCentosNetManager(fs, cmdRunner, 1*time.Millisecond)

			platform = NewLinuxPlatform(
				fs,
				cmdRunner,
				collector,
				compressor,
				copier,
				dirProvider,
				vitalsService,
				cdutil,
				diskManager,
				netManager,
				1*time.Millisecond,
				logger,
			)
		})

		Describe("SetupDhcp", func() {
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns"},
					DNS:     []string{"xx.xx.xx.xx", "yy.yy.yy.yy", "zz.zz.zz.zz"},
				},
				"vip": boshsettings.Network{
					Default: []string{},
					DNS:     []string{"aa.aa.aa.aa"},
				},
			}

			Context("when dhcp was not previously configured", func() {
				It("writes dhcp configuration", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedCentosDHCPConfig))
				})

				It("restarts network", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(1))
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network", "restart"}))
				})
			})

			Context("when dhcp was previously configured with different configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/dhcp/dhclient.conf", "fake-other-configuration")
				})

				It("updates dhcp configuration", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedCentosDHCPConfig))
				})

				It("restarts network", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(1))
					Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network", "restart"}))
				})
			})

			Context("when dhcp was previously configured with same configuration", func() {
				BeforeEach(func() {
					fs.WriteFileString("/etc/dhcp/dhclient.conf", expectedCentosDHCPConfig)
				})

				It("keeps dhcp configuration", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					dhcpConfig := fs.GetFileTestStat("/etc/dhcp/dhclient.conf")
					Expect(dhcpConfig).ToNot(BeNil())
					Expect(dhcpConfig.StringContents()).To(Equal(expectedCentosDHCPConfig))
				})

				It("does not restart network", func() {
					err := platform.SetupDhcp(networks)
					Expect(err).ToNot(HaveOccurred())

					Expect(len(cmdRunner.RunCommands)).To(Equal(0))
				})
			})
		})

		Describe("SetupManualNetworking", func() {
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns", "gateway"},
					IP:      "192.168.195.6",
					Netmask: "255.255.255.0",
					Gateway: "192.168.195.1",
					Mac:     "22:00:0a:1f:ac:2a",
					DNS:     []string{"10.80.130.2", "10.80.130.1"},
				},
			}

			BeforeEach(func() {
				fs.WriteFile("/sys/class/net/eth0", []byte{})
				fs.WriteFileString("/sys/class/net/eth0/address", "22:00:0a:1f:ac:2a\n")
				fs.SetGlob("/sys/class/net/*", []string{"/sys/class/net/eth0"})
			})

			It("sets up centos expected ifconfig", func() {
				err := platform.SetupManualNetworking(networks)
				Expect(err).ToNot(HaveOccurred())

				networkConfig := fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-eth0")
				Expect(networkConfig).ToNot(BeNil())
				Expect(networkConfig.StringContents()).To(Equal(expectedCentosIfcfg))
			})

			It("sets up centos /etc/resolv.conf", func() {
				err := platform.SetupManualNetworking(networks)
				Expect(err).ToNot(HaveOccurred())

				resolvConf := fs.GetFileTestStat("/etc/resolv.conf")
				Expect(resolvConf).ToNot(BeNil())
				Expect(resolvConf.StringContents()).To(Equal(expectedCentosResolvConf))
			})

			It("restarts networking", func() {
				err := platform.SetupManualNetworking(networks)
				Expect(err).ToNot(HaveOccurred())

				fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-eth0")
				fs.GetFileTestStat("/etc/resolv.conf")
				time.Sleep(100 * time.Millisecond)

				Expect(len(cmdRunner.RunCommands)).To(Equal(7))
				Expect(cmdRunner.RunCommands[0]).To(Equal([]string{"service", "network", "restart"}))
			})

			It("runs arping commands", func() {
				err := platform.SetupManualNetworking(networks)
				Expect(err).ToNot(HaveOccurred())

				fs.GetFileTestStat("/etc/sysconfig/network-scripts/ifcfg-eth0")
				fs.GetFileTestStat("/etc/resolv.conf")
				time.Sleep(100 * time.Millisecond)

				Expect(cmdRunner.RunCommands[1]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
				Expect(cmdRunner.RunCommands[6]).To(Equal([]string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"}))
			})
		})
	})
}
Esempio n. 9
0
func init() {
	Describe("Testing with Ginkgo", func() {
		var (
			collector       *fakestats.FakeStatsCollector
			fs              *fakesys.FakeFileSystem
			cmdRunner       *fakesys.FakeCmdRunner
			diskManager     fakedisk.FakeDiskManager
			dirProvider     boshdirs.DirectoriesProvider
			diskWaitTimeout time.Duration
			platform        Platform
			cdutil          *fakecd.FakeCdUtil
			compressor      boshcmd.Compressor
			copier          boshcmd.Copier
			vitalsService   boshvitals.Service
		)

		BeforeEach(func() {
			collector = &fakestats.FakeStatsCollector{}
			fs = &fakesys.FakeFileSystem{}
			cmdRunner = &fakesys.FakeCmdRunner{}
			diskManager = fakedisk.NewFakeDiskManager(cmdRunner)
			dirProvider = boshdirs.NewDirectoriesProvider("/fake-dir")
			diskWaitTimeout = 1 * time.Millisecond
			cdutil = fakecd.NewFakeCdUtil()
			compressor = boshcmd.NewTarballCompressor(cmdRunner, fs)
			copier = boshcmd.NewCpCopier(cmdRunner, fs)
			vitalsService = boshvitals.NewService(collector, dirProvider)
		})

		JustBeforeEach(func() {
			netManager := boshnet.NewUbuntuNetManager(fs, cmdRunner, 1*time.Millisecond)

			platform = NewLinuxPlatform(
				fs,
				cmdRunner,
				collector,
				compressor,
				copier,
				dirProvider,
				vitalsService,
				cdutil,
				diskManager,
				diskWaitTimeout,
				netManager,
			)
		})

		It("ubuntu setup runtime configuration", func() {
			err := platform.SetupRuntimeConfiguration()
			assert.NoError(GinkgoT(), err)

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"bosh-agent-rc"}, cmdRunner.RunCommands[0])
		})

		It("ubuntu create user", func() {
			expectedUseradd := []string{
				"useradd",
				"-m",
				"-b", "/some/path/to/home",
				"-s", "/bin/bash",
				"-p", "bar-pwd",
				"foo-user",
			}

			password := "******"

			err := platform.CreateUser("foo-user", password, "/some/path/to/home")
			assert.NoError(GinkgoT(), err)

			basePathStat := fs.GetFileTestStat("/some/path/to/home")
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, basePathStat.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0755), basePathStat.FileMode)

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), expectedUseradd, cmdRunner.RunCommands[0])
		})

		It("ubuntu create user with an empty password", func() {
			expectedUseradd := []string{
				"useradd",
				"-m",
				"-b", "/some/path/to/home",
				"-s", "/bin/bash",
				"foo-user",
			}
			password := ""

			err := platform.CreateUser("foo-user", password, "/some/path/to/home")
			assert.NoError(GinkgoT(), err)

			basePathStat := fs.GetFileTestStat("/some/path/to/home")
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, basePathStat.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0755), basePathStat.FileMode)

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), expectedUseradd, cmdRunner.RunCommands[0])
		})

		It("ubuntu add user to groups", func() {
			err := platform.AddUserToGroups("foo-user", []string{"group1", "group2", "group3"})
			assert.NoError(GinkgoT(), err)

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))

			usermod := []string{"usermod", "-G", "group1,group2,group3", "foo-user"}
			assert.Equal(GinkgoT(), usermod, cmdRunner.RunCommands[0])
		})

		It("ubuntu delete users with prefix and regex", func() {
			passwdFile := fmt.Sprintf(`%sfoo:...
%sbar:...
foo:...
bar:...
foobar:...
%sfoobar:...`,
				boshsettings.EPHEMERAL_USER_PREFIX, boshsettings.EPHEMERAL_USER_PREFIX, boshsettings.EPHEMERAL_USER_PREFIX,
			)

			fs.WriteToFile("/etc/passwd", passwdFile)

			err := platform.DeleteEphemeralUsersMatching("bar$")
			assert.NoError(GinkgoT(), err)
			assert.Equal(GinkgoT(), 2, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"userdel", "-r", "bosh_bar"}, cmdRunner.RunCommands[0])
			assert.Equal(GinkgoT(), []string{"userdel", "-r", "bosh_foobar"}, cmdRunner.RunCommands[1])
		})

		It("ubuntu setup ssh", func() {
			fs.HomeDirHomePath = "/some/home/dir"

			platform.SetupSsh("some public key", "vcap")

			sshDirPath := "/some/home/dir/.ssh"
			sshDirStat := fs.GetFileTestStat(sshDirPath)

			assert.Equal(GinkgoT(), fs.HomeDirUsername, "vcap")

			assert.NotNil(GinkgoT(), sshDirStat)
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, sshDirStat.FileType)
			assert.Equal(GinkgoT(), sshDirStat.FileMode, os.FileMode(0700))
			assert.Equal(GinkgoT(), sshDirStat.Username, "vcap")

			authKeysStat := fs.GetFileTestStat(filepath.Join(sshDirPath, "authorized_keys"))

			assert.NotNil(GinkgoT(), authKeysStat)
			assert.Equal(GinkgoT(), authKeysStat.FileType, fakesys.FakeFileTypeFile)
			assert.Equal(GinkgoT(), authKeysStat.FileMode, os.FileMode(0600))
			assert.Equal(GinkgoT(), authKeysStat.Username, "vcap")
			assert.Equal(GinkgoT(), authKeysStat.Content, "some public key")
		})

		It("ubuntu set user password", func() {
			platform.SetUserPassword("my-user", "my-encrypted-password")
			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"usermod", "-p", "my-encrypted-password", "my-user"}, cmdRunner.RunCommands[0])
		})

		It("ubuntu setup hostname", func() {
			platform.SetupHostname("foobar.local")
			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"hostname", "foobar.local"}, cmdRunner.RunCommands[0])

			hostnameFileContent, err := fs.ReadFile("/etc/hostname")
			assert.NoError(GinkgoT(), err)
			assert.Equal(GinkgoT(), "foobar.local", hostnameFileContent)

			hostsFileContent, err := fs.ReadFile("/etc/hosts")
			assert.NoError(GinkgoT(), err)
			assert.Equal(GinkgoT(), UBUNTU_EXPECTED_ETC_HOSTS, hostsFileContent)
		})

		It("ubuntu setup dhcp", func() {
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns"},
					Dns:     []string{"xx.xx.xx.xx", "yy.yy.yy.yy", "zz.zz.zz.zz"},
				},
				"vip": boshsettings.Network{
					Default: []string{},
					Dns:     []string{"aa.aa.aa.aa"},
				},
			}

			platform.SetupDhcp(networks)

			dhcpConfig := fs.GetFileTestStat("/etc/dhcp3/dhclient.conf")
			assert.NotNil(GinkgoT(), dhcpConfig)
			assert.Equal(GinkgoT(), dhcpConfig.Content, UBUNTU_EXPECTED_DHCP_CONFIG)

			assert.Equal(GinkgoT(), len(cmdRunner.RunCommands), 2)
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[0], []string{"pkill", "dhclient3"})
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[1], []string{"/etc/init.d/networking", "restart"})
		})

		It("ubuntu setup dhcp with pre existing configuration", func() {
			fs.WriteToFile("/etc/dhcp3/dhclient.conf", UBUNTU_EXPECTED_DHCP_CONFIG)
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns"},
					Dns:     []string{"xx.xx.xx.xx", "yy.yy.yy.yy", "zz.zz.zz.zz"},
				},
				"vip": boshsettings.Network{
					Default: []string{},
					Dns:     []string{"aa.aa.aa.aa"},
				},
			}

			platform.SetupDhcp(networks)

			dhcpConfig := fs.GetFileTestStat("/etc/dhcp3/dhclient.conf")
			assert.NotNil(GinkgoT(), dhcpConfig)
			assert.Equal(GinkgoT(), dhcpConfig.Content, UBUNTU_EXPECTED_DHCP_CONFIG)

			assert.Equal(GinkgoT(), len(cmdRunner.RunCommands), 0)
		})

		It("ubuntu setup manual networking", func() {
			networks := boshsettings.Networks{
				"bosh": boshsettings.Network{
					Default: []string{"dns", "gateway"},
					Ip:      "192.168.195.6",
					Netmask: "255.255.255.0",
					Gateway: "192.168.195.1",
					Mac:     "22:00:0a:1f:ac:2a",
					Dns:     []string{"10.80.130.2", "10.80.130.1"},
				},
			}
			fs.WriteToFile("/sys/class/net/eth0", "")
			fs.WriteToFile("/sys/class/net/eth0/address", "22:00:0a:1f:ac:2a\n")
			fs.GlobPaths = []string{"/sys/class/net/eth0"}

			platform.SetupManualNetworking(networks)

			networkConfig := fs.GetFileTestStat("/etc/network/interfaces")
			assert.NotNil(GinkgoT(), networkConfig)
			assert.Equal(GinkgoT(), networkConfig.Content, UBUNTU_EXPECTED_NETWORK_INTERFACES)

			resolvConf := fs.GetFileTestStat("/etc/resolv.conf")
			assert.NotNil(GinkgoT(), resolvConf)
			assert.Equal(GinkgoT(), resolvConf.Content, UBUNTU_EXPECTED_RESOLV_CONF)

			time.Sleep(100 * time.Millisecond)

			assert.Equal(GinkgoT(), len(cmdRunner.RunCommands), 8)
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[0], []string{"service", "network-interface", "stop", "INTERFACE=eth0"})
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[1], []string{"service", "network-interface", "start", "INTERFACE=eth0"})
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[2], []string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"})
			assert.Equal(GinkgoT(), cmdRunner.RunCommands[7], []string{"arping", "-c", "1", "-U", "-I", "eth0", "192.168.195.6"})
		})

		It("ubuntu setup logrotate", func() {
			platform.SetupLogrotate("fake-group-name", "fake-base-path", "fake-size")

			logrotateFileContent, err := fs.ReadFile("/etc/logrotate.d/fake-group-name")
			assert.NoError(GinkgoT(), err)
			assert.Equal(GinkgoT(), UBUNTU_EXPECTED_ETC_LOGROTATE, logrotateFileContent)
		})

		It("ubuntu set time with ntp servers", func() {
			platform.SetTimeWithNtpServers([]string{"0.north-america.pool.ntp.org", "1.north-america.pool.ntp.org"})

			ntpConfig := fs.GetFileTestStat("/fake-dir/bosh/etc/ntpserver")
			assert.Equal(GinkgoT(), "0.north-america.pool.ntp.org 1.north-america.pool.ntp.org", ntpConfig.Content)
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeFile, ntpConfig.FileType)

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"ntpdate"}, cmdRunner.RunCommands[0])
		})

		It("ubuntu set time with ntp servers is noop when no ntp server provided", func() {
			platform.SetTimeWithNtpServers([]string{})
			assert.Equal(GinkgoT(), 0, len(cmdRunner.RunCommands))

			ntpConfig := fs.GetFileTestStat("/fake-dir/bosh/etc/ntpserver")
			assert.Nil(GinkgoT(), ntpConfig)
		})

		It("ubuntu setup ephemeral disk with path", func() {
			fakeFormatter := diskManager.FakeFormatter
			fakePartitioner := diskManager.FakePartitioner
			fakeMounter := diskManager.FakeMounter

			fakePartitioner.GetDeviceSizeInMbSizes = map[string]uint64{"/dev/xvda": uint64(1024 * 1024 * 1024)}

			fs.WriteToFile("/dev/xvda", "")

			err := platform.SetupEphemeralDiskWithPath("/dev/xvda")
			assert.NoError(GinkgoT(), err)

			dataDir := fs.GetFileTestStat("/fake-dir/data")
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, dataDir.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0750), dataDir.FileMode)

			assert.Equal(GinkgoT(), "/dev/xvda", fakePartitioner.PartitionDevicePath)
			assert.Equal(GinkgoT(), 2, len(fakePartitioner.PartitionPartitions))

			swapPartition := fakePartitioner.PartitionPartitions[0]
			ext4Partition := fakePartitioner.PartitionPartitions[1]

			assert.Equal(GinkgoT(), "swap", swapPartition.Type)
			assert.Equal(GinkgoT(), "linux", ext4Partition.Type)

			assert.Equal(GinkgoT(), 2, len(fakeFormatter.FormatPartitionPaths))
			assert.Equal(GinkgoT(), "/dev/xvda1", fakeFormatter.FormatPartitionPaths[0])
			assert.Equal(GinkgoT(), "/dev/xvda2", fakeFormatter.FormatPartitionPaths[1])

			assert.Equal(GinkgoT(), 2, len(fakeFormatter.FormatFsTypes))
			assert.Equal(GinkgoT(), boshdisk.FileSystemSwap, fakeFormatter.FormatFsTypes[0])
			assert.Equal(GinkgoT(), boshdisk.FileSystemExt4, fakeFormatter.FormatFsTypes[1])

			assert.Equal(GinkgoT(), 1, len(fakeMounter.MountMountPoints))
			assert.Equal(GinkgoT(), "/fake-dir/data", fakeMounter.MountMountPoints[0])
			assert.Equal(GinkgoT(), 1, len(fakeMounter.MountPartitionPaths))
			assert.Equal(GinkgoT(), "/dev/xvda2", fakeMounter.MountPartitionPaths[0])

			assert.Equal(GinkgoT(), 1, len(fakeMounter.SwapOnPartitionPaths))
			assert.Equal(GinkgoT(), "/dev/xvda1", fakeMounter.SwapOnPartitionPaths[0])

			sysLogStats := fs.GetFileTestStat("/fake-dir/data/sys/log")
			assert.NotNil(GinkgoT(), sysLogStats)
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, sysLogStats.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0750), sysLogStats.FileMode)
			assert.Equal(GinkgoT(), []string{"chown", "root:vcap", "/fake-dir/data/sys"}, cmdRunner.RunCommands[0])
			assert.Equal(GinkgoT(), []string{"chown", "root:vcap", "/fake-dir/data/sys/log"}, cmdRunner.RunCommands[1])

			sysRunStats := fs.GetFileTestStat("/fake-dir/data/sys/run")
			assert.NotNil(GinkgoT(), sysRunStats)
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, sysRunStats.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0750), sysRunStats.FileMode)
			assert.Equal(GinkgoT(), []string{"chown", "root:vcap", "/fake-dir/data/sys/run"}, cmdRunner.RunCommands[2])
		})

		It("setup tmp dir", func() {
			err := platform.SetupTmpDir()
			assert.NoError(GinkgoT(), err)

			assert.Equal(GinkgoT(), 2, len(cmdRunner.RunCommands))

			assert.Equal(GinkgoT(), []string{"chown", "root:vcap", "/tmp"}, cmdRunner.RunCommands[0])
			assert.Equal(GinkgoT(), []string{"chmod", "0770", "/tmp"}, cmdRunner.RunCommands[1])
		})

		It("ubuntu mount persistent disk", func() {
			fakeFormatter := diskManager.FakeFormatter
			fakePartitioner := diskManager.FakePartitioner
			fakeMounter := diskManager.FakeMounter

			fs.WriteToFile("/dev/vdf", "")

			err := platform.MountPersistentDisk("/dev/sdf", "/mnt/point")
			assert.NoError(GinkgoT(), err)

			mountPoint := fs.GetFileTestStat("/mnt/point")
			assert.Equal(GinkgoT(), fakesys.FakeFileTypeDir, mountPoint.FileType)
			assert.Equal(GinkgoT(), os.FileMode(0700), mountPoint.FileMode)

			partition := fakePartitioner.PartitionPartitions[0]
			assert.Equal(GinkgoT(), "/dev/vdf", fakePartitioner.PartitionDevicePath)
			assert.Equal(GinkgoT(), 1, len(fakePartitioner.PartitionPartitions))
			assert.Equal(GinkgoT(), "linux", partition.Type)

			assert.Equal(GinkgoT(), 1, len(fakeFormatter.FormatPartitionPaths))
			assert.Equal(GinkgoT(), "/dev/vdf1", fakeFormatter.FormatPartitionPaths[0])

			assert.Equal(GinkgoT(), 1, len(fakeFormatter.FormatFsTypes))
			assert.Equal(GinkgoT(), boshdisk.FileSystemExt4, fakeFormatter.FormatFsTypes[0])

			assert.Equal(GinkgoT(), 1, len(fakeMounter.MountMountPoints))
			assert.Equal(GinkgoT(), "/mnt/point", fakeMounter.MountMountPoints[0])
			assert.Equal(GinkgoT(), 1, len(fakeMounter.MountPartitionPaths))
			assert.Equal(GinkgoT(), "/dev/vdf1", fakeMounter.MountPartitionPaths[0])
		})
		Context("when not mounted", func() {
			It("does not unmount persistent disk", func() {
				fakeMounter := diskManager.FakeMounter
				fakeMounter.UnmountDidUnmount = false

				fs.WriteToFile("/dev/vdx", "")

				didUnmount, err := platform.UnmountPersistentDisk("/dev/sdx")
				assert.NoError(GinkgoT(), err)
				assert.Equal(GinkgoT(), didUnmount, false)
				assert.Equal(GinkgoT(), "/dev/vdx1", fakeMounter.UnmountPartitionPath)
			})
		})

		Context("when already mounted", func() {
			It("unmounts persistent disk", func() {
				fakeMounter := diskManager.FakeMounter
				fakeMounter.UnmountDidUnmount = true

				fs.WriteToFile("/dev/vdx", "")

				didUnmount, err := platform.UnmountPersistentDisk("/dev/sdx")
				assert.NoError(GinkgoT(), err)
				assert.Equal(GinkgoT(), didUnmount, true)
				assert.Equal(GinkgoT(), "/dev/vdx1", fakeMounter.UnmountPartitionPath)
			})
		})

		It("ubuntu normalize disk path", func() {
			fs.WriteToFile("/dev/xvda", "")
			path, found := platform.NormalizeDiskPath("/dev/sda")

			assert.Equal(GinkgoT(), path, "/dev/xvda")
			assert.True(GinkgoT(), found)

			fs.RemoveAll("/dev/xvda")
			fs.WriteToFile("/dev/vda", "")
			path, found = platform.NormalizeDiskPath("/dev/sda")

			assert.Equal(GinkgoT(), path, "/dev/vda")
			assert.True(GinkgoT(), found)

			fs.RemoveAll("/dev/vda")
			fs.WriteToFile("/dev/sda", "")
			path, found = platform.NormalizeDiskPath("/dev/sda")

			assert.Equal(GinkgoT(), path, "/dev/sda")
			assert.True(GinkgoT(), found)
		})

		Describe("GetFileContentsFromCDROM", func() {
			It("delegates to cdutil", func() {
				cdutil.GetFileContentsContents = []byte("fake-contents")
				filename := "fake-env"
				contents, err := platform.GetFileContentsFromCDROM(filename)
				Expect(err).NotTo(HaveOccurred())
				Expect(cdutil.GetFileContentsFilename).To(Equal(filename))
				Expect(contents).To(Equal(cdutil.GetFileContentsContents))
			})
		})

		It("ubuntu get real device path with multiple possible devices", func() {
			fs.WriteToFile("/dev/xvda", "")
			fs.WriteToFile("/dev/vda", "")

			realPath, found := platform.NormalizeDiskPath("/dev/sda")
			assert.True(GinkgoT(), found)
			assert.Equal(GinkgoT(), "/dev/xvda", realPath)
		})

		Context("within timeout", func() {
			BeforeEach(func() {
				diskWaitTimeout = 1 * time.Second
			})

			It("ubuntu get real device path with delay", func() {
				time.AfterFunc(time.Second, func() {
					fs.WriteToFile("/dev/xvda", "")
				})

				realPath, found := platform.NormalizeDiskPath("/dev/sda")
				assert.True(GinkgoT(), found)
				assert.Equal(GinkgoT(), "/dev/xvda", realPath)
			})
		})

		It("ubuntu get real device path with delay beyond timeout", func() {
			time.AfterFunc(2*time.Second, func() {
				fs.WriteToFile("/dev/xvda", "")
			})

			_, found := platform.NormalizeDiskPath("/dev/sda")
			assert.False(GinkgoT(), found)
		})

		It("ubuntu calculate ephemeral disk partition sizes when disk is bigger than twice the memory", func() {
			totalMemInMb := uint64(1024)

			diskSizeInMb := totalMemInMb*2 + 64
			expectedSwap := totalMemInMb

			collector.MemStats.Total = totalMemInMb * uint64(1024*1024)

			fakePartitioner := diskManager.FakePartitioner
			fakePartitioner.GetDeviceSizeInMbSizes = map[string]uint64{
				"/dev/hda": diskSizeInMb,
			}

			err := platform.SetupEphemeralDiskWithPath("/dev/hda")

			assert.NoError(GinkgoT(), err)
			expectedPartitions := []boshdisk.Partition{
				{SizeInMb: expectedSwap, Type: boshdisk.PartitionTypeSwap},
				{SizeInMb: diskSizeInMb - expectedSwap, Type: boshdisk.PartitionTypeLinux},
			}
			assert.Equal(GinkgoT(), fakePartitioner.PartitionPartitions, expectedPartitions)
		})

		It("ubuntu calculate ephemeral disk partition sizes when disk twice the memory or smaller", func() {
			totalMemInMb := uint64(1024)

			diskSizeInMb := totalMemInMb*2 - 64
			expectedSwap := diskSizeInMb / 2

			collector.MemStats.Total = totalMemInMb * uint64(1024*1024)

			fakePartitioner := diskManager.FakePartitioner
			fakePartitioner.GetDeviceSizeInMbSizes = map[string]uint64{
				"/dev/hda": diskSizeInMb,
			}

			err := platform.SetupEphemeralDiskWithPath("/dev/hda")

			assert.NoError(GinkgoT(), err)
			expectedPartitions := []boshdisk.Partition{
				{SizeInMb: expectedSwap, Type: boshdisk.PartitionTypeSwap},
				{SizeInMb: diskSizeInMb - expectedSwap, Type: boshdisk.PartitionTypeLinux},
			}
			assert.Equal(GinkgoT(), fakePartitioner.PartitionPartitions, expectedPartitions)
		})

		It("ubuntu migrate persistent disk", func() {
			fakeMounter := diskManager.FakeMounter

			platform.MigratePersistentDisk("/from/path", "/to/path")

			assert.Equal(GinkgoT(), fakeMounter.RemountAsReadonlyPath, "/from/path")

			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"sh", "-c", "(tar -C /from/path -cf - .) | (tar -C /to/path -xpf -)"}, cmdRunner.RunCommands[0])

			assert.Equal(GinkgoT(), fakeMounter.UnmountPartitionPath, "/from/path")
			assert.Equal(GinkgoT(), fakeMounter.RemountFromMountPoint, "/to/path")
			assert.Equal(GinkgoT(), fakeMounter.RemountToMountPoint, "/from/path")
		})

		It("ubuntu is device path mounted", func() {
			fs.WriteToFile("/dev/xvda", "")
			fakeMounter := diskManager.FakeMounter
			fakeMounter.IsMountedResult = true

			result, err := platform.IsDevicePathMounted("/dev/sda")
			assert.NoError(GinkgoT(), err)
			assert.True(GinkgoT(), result)
			assert.Equal(GinkgoT(), fakeMounter.IsMountedDevicePathOrMountPoint, "/dev/xvda1")
		})

		It("ubuntu start monit", func() {
			err := platform.StartMonit()
			assert.NoError(GinkgoT(), err)
			assert.Equal(GinkgoT(), 1, len(cmdRunner.RunCommands))
			assert.Equal(GinkgoT(), []string{"sv", "up", "monit"}, cmdRunner.RunCommands[0])
		})

		It("ubuntu setup monit user if file does not exist", func() {
			err := platform.SetupMonitUser()
			assert.NoError(GinkgoT(), err)

			monitUserFileStats := fs.GetFileTestStat("/fake-dir/monit/monit.user")
			assert.NotNil(GinkgoT(), monitUserFileStats)
			assert.Equal(GinkgoT(), "vcap:random-password", monitUserFileStats.Content)
		})

		It("ubuntu setup monit user if file does exist", func() {
			fs.WriteToFile("/fake-dir/monit/monit.user", "vcap:other-random-password")

			err := platform.SetupMonitUser()
			assert.NoError(GinkgoT(), err)

			monitUserFileStats := fs.GetFileTestStat("/fake-dir/monit/monit.user")
			assert.NotNil(GinkgoT(), monitUserFileStats)
			assert.Equal(GinkgoT(), "vcap:other-random-password", monitUserFileStats.Content)
		})

		It("ubuntu get monit credentials reads monit file from disk", func() {
			fs.WriteToFile("/fake-dir/monit/monit.user", "fake-user:fake-random-password")

			username, password, err := platform.GetMonitCredentials()
			assert.NoError(GinkgoT(), err)

			assert.Equal(GinkgoT(), "fake-user", username)
			assert.Equal(GinkgoT(), "fake-random-password", password)
		})

		It("ubuntu get monit credentials errs when invalid file format", func() {
			fs.WriteToFile("/fake-dir/monit/monit.user", "fake-user")

			_, _, err := platform.GetMonitCredentials()
			assert.Error(GinkgoT(), err)
		})

		It("ubuntu get monit credentials leaves colons in password intact", func() {
			fs.WriteToFile("/fake-dir/monit/monit.user", "fake-user:fake:random:password")

			username, password, err := platform.GetMonitCredentials()
			assert.NoError(GinkgoT(), err)

			assert.Equal(GinkgoT(), "fake-user", username)
			assert.Equal(GinkgoT(), "fake:random:password", password)
		})
	})
}