func (factory *AppExaminerCommandFactory) printDistribution() int {
	defer factory.ui.Say(cursor.ClearToEndOfDisplay())

	cells, err := factory.appExaminer.ListCells()
	if err != nil {
		factory.ui.Say("Error visualizing: " + err.Error())
		factory.ui.Say(cursor.ClearToEndOfLine())
		factory.ui.SayNewLine()
		return 1
	}

	for _, cell := range cells {
		factory.ui.Say(cell.CellID)
		if cell.Missing {
			factory.ui.Say(colors.Red("[MISSING]"))
		}
		factory.ui.Say(": ")

		if cell.RunningInstances == 0 && cell.ClaimedInstances == 0 && !cell.Missing {
			factory.ui.Say(colors.Red("empty"))
		} else {
			factory.ui.Say(colors.Green(strings.Repeat("•", cell.RunningInstances)))
			factory.ui.Say(colors.Yellow(strings.Repeat("•", cell.ClaimedInstances)))
		}
		factory.ui.Say(cursor.ClearToEndOfLine())
		factory.ui.SayNewLine()
	}

	return len(cells)
}
func colorInstances(appInfo app_examiner.AppInfo) string {
	instances := fmt.Sprintf("%d/%d", appInfo.ActualRunningInstances, appInfo.DesiredInstances)
	if appInfo.ActualRunningInstances == appInfo.DesiredInstances {
		return colors.Green(instances)
	} else if appInfo.ActualRunningInstances == 0 {
		return colors.Red(instances)
	}

	return colors.Yellow(instances)
}
func (factory *TaskExaminerCommandFactory) task(context *cli.Context) {
	taskName := context.Args().First()
	if taskName == "" {
		factory.ui.SayIncorrectUsage("Please input a valid TASK_GUID")
		factory.exitHandler.Exit(exit_codes.InvalidSyntax)
		return
	}

	taskInfo, err := factory.taskExaminer.TaskStatus(taskName)
	if err != nil {
		if err.Error() == task_examiner.TaskNotFoundErrorMessage {
			factory.ui.SayLine(colors.Red(fmt.Sprintf("No task '%s' was found", taskName)))
			factory.exitHandler.Exit(exit_codes.CommandFailed)
			return
		}
		factory.ui.SayLine(colors.Red("Error fetching task result: " + err.Error()))
		factory.exitHandler.Exit(exit_codes.CommandFailed)
		return
	}

	w := tabwriter.NewWriter(factory.ui, 9, 8, 1, '\t', 0)

	fmt.Fprintf(w, "%s\t%s\n", "Task GUID", taskInfo.TaskGuid)
	fmt.Fprintf(w, "%s\t%s\n", "Cell ID", taskInfo.CellID)
	if taskInfo.State == "PENDING" || taskInfo.State == "CLAIMED" || taskInfo.State == "RUNNING" {
		fmt.Fprintf(w, "%s\t%s\n", "Status", colors.Yellow(taskInfo.State))
	} else if (taskInfo.State == "COMPLETED" || taskInfo.State == "RESOLVING") && !taskInfo.Failed {
		fmt.Fprintf(w, "%s\t%s\n", "Status", colors.Green(taskInfo.State))
		fmt.Fprintf(w, "%s\t%s\n", "Result", taskInfo.Result)
	} else if taskInfo.Failed {
		fmt.Fprintf(w, "%s\t%s\n", "Status", colors.Red(taskInfo.State))
		fmt.Fprintf(w, "%s\t%s\n", "Failure Reason", taskInfo.FailureReason)
	}

	w.Flush()
}
		terminalUI = terminal.NewUI(nil, outputBuffer, nil)
		logReader = fake_log_reader.NewFakeLogReader()
		consoleTailedLogsOutputter = console_tailed_logs_outputter.NewConsoleTailedLogsOutputter(terminalUI, logReader)
	})

	Describe("OutputTailedLogs", func() {
		It("Tails logs", func() {
			now := time.Now()
			logReader.AddLog(buildLogMessage("RTR", "1", now, []byte("First log")))
			logReader.AddError(errors.New("First Error"))

			go consoleTailedLogsOutputter.OutputTailedLogs("my-app-guid")

			Eventually(logReader.GetAppGuid).Should(Equal("my-app-guid"))

			logOutputBufferString := fmt.Sprintf("%s [%s|%s] First log\n", colors.Cyan(now.Format("01/02 15:04:05.00")), colors.Yellow("RTR"), colors.Yellow("1"))
			Eventually(outputBuffer).Should(test_helpers.Say(logOutputBufferString))
			Eventually(outputBuffer).Should(test_helpers.Say("First Error\n"))
		})
	})

	Describe("OutputDebugLogs", func() {
		It("tails logs with pretty formatting", func() {
			now := time.Now()
			logReader.AddLog(buildLogMessage("rep", "cell-1", now, []byte("First log")))
			logReader.AddError(errors.New("First Error"))

			go consoleTailedLogsOutputter.OutputDebugLogs(true)

			Eventually(logReader.GetAppGuid).Should(Equal(reserved_app_ids.LatticeDebugLogStreamAppId))
				State:         "PENDING",
				CellID:        "cell-01",
				Failed:        false,
				FailureReason: "",
				Result:        "",
			}
			fakeTaskExaminer.TaskStatusReturns(taskInfo, nil)

			test_helpers.ExecuteCommandWithArgs(taskCommand, []string{"boop"})

			Expect(outputBuffer).To(test_helpers.Say("Task GUID"))
			Expect(outputBuffer).To(test_helpers.Say("boop"))
			Expect(outputBuffer).To(test_helpers.Say("Cell ID"))
			Expect(outputBuffer).To(test_helpers.Say("cell-01"))
			Expect(outputBuffer).To(test_helpers.Say("Status"))
			Expect(outputBuffer).To(test_helpers.Say(colors.Yellow("PENDING")))
			Expect(outputBuffer).NotTo(test_helpers.Say("Result"))
			Expect(outputBuffer).NotTo(test_helpers.Say("Failure Reason"))
			Expect(outputBuffer).To(test_helpers.SayNewLine())

			Expect(fakeTaskExaminer.TaskStatusCallCount()).To(Equal(1))
			Expect(fakeTaskExaminer.TaskStatusArgsForCall(0)).To(Equal("boop"))
		})

		It("displays result for a non-failed completed task", func() {
			taskInfo := task_examiner.TaskInfo{
				TaskGuid:      "boop",
				State:         "COMPLETED",
				CellID:        "cell-01",
				Failed:        false,
				FailureReason: "",
예제 #6
0
			})

			itShouldNotColorizeWhitespace(colors.Green)
		})

		Describe("Cyan", func() {
			It("adds the cyan color code", func() {
				Expect(colors.Cyan("INFO")).To(Equal("\x1b[36mINFO\x1b[0m"))
			})

			itShouldNotColorizeWhitespace(colors.Cyan)
		})

		Describe("Yellow", func() {
			It("adds the yellow color code", func() {
				Expect(colors.Yellow("INFO")).To(Equal("\x1b[33mINFO\x1b[0m"))
			})

			itShouldNotColorizeWhitespace(colors.Yellow)
		})

		Describe("Gray", func() {
			It("adds the gray color code", func() {
				Expect(colors.Gray("INFO")).To(Equal("\x1b[90mINFO\x1b[0m"))
			})

			itShouldNotColorizeWhitespace(colors.Gray)
		})

		Describe("Bold", func() {
			It("adds the bold color code", func() {
func getStyledWriter(prefix string) io.Writer {
	return gexec.NewPrefixedWriter(fmt.Sprintf("[%s] ", colors.Yellow(prefix)), GinkgoWriter)
}
			test_helpers.ExecuteCommandWithArgs(listAppsCommand, []string{})

			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("App Name")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("Instances")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("DiskMB")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("MemoryMB")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("Route")))

			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process1")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Red("0/21")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("100")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("50")))
			Expect(outputBuffer).To(test_helpers.Say("alldaylong.com => 54321"))

			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process2")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Yellow("9/8")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("400")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("30")))
			Expect(outputBuffer).To(test_helpers.Say("never.io => 1234"))

			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process3")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Green("5/5")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("600")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("90")))
			Expect(outputBuffer).To(test_helpers.Say("allthetime.com => 1234, herewego.org => 1234"))

			Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process4")))
			Expect(outputBuffer).To(test_helpers.Say(colors.Green("0/0")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("10")))
			Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("10")))
	"github.com/cloudfoundry-incubator/ltc/app_examiner"
	"github.com/cloudfoundry-incubator/ltc/app_examiner/command_factory/presentation"
	"github.com/cloudfoundry-incubator/ltc/terminal/colors"
	"github.com/cloudfoundry-incubator/receptor"
)

var _ = Describe("Presentation", func() {
	Describe("ColorInstanceState", func() {
		It("colors RUNNING green", func() {
			instanceInfo := app_examiner.InstanceInfo{State: string(receptor.ActualLRPStateRunning)}
			Expect(presentation.ColorInstanceState(instanceInfo)).To(Equal(colors.Green(string(receptor.ActualLRPStateRunning))))
		})

		It("colors CLAIMED yellow", func() {
			instanceInfo := app_examiner.InstanceInfo{State: string(receptor.ActualLRPStateClaimed)}
			Expect(presentation.ColorInstanceState(instanceInfo)).To(Equal(colors.Yellow(string(receptor.ActualLRPStateClaimed))))
		})

		Context("when there is a placement error", func() {
			It("colors UNCLAIMED red", func() {
				instanceInfo := app_examiner.InstanceInfo{
					State:          string(receptor.ActualLRPStateUnclaimed),
					PlacementError: "I misplaced my cells. Uh oh.",
				}

				Expect(presentation.ColorInstanceState(instanceInfo)).To(Equal(colors.Red(string(receptor.ActualLRPStateUnclaimed))))
			})
		})

		Context("when there is not a placement error", func() {
			It("colors UNCLAIMED cyan", func() {
func (ctlo *ConsoleTailedLogsOutputter) logCallback(log *events.LogMessage) {
	timeString := time.Unix(0, log.GetTimestamp()).Format("01/02 15:04:05.00")
	logOutput := fmt.Sprintf("%s [%s|%s] %s", colors.Cyan(timeString), colors.Yellow(log.GetSourceType()), colors.Yellow(log.GetSourceInstance()), log.GetMessage())
	ctlo.outputChan <- logOutput
}