func (factory *AppExaminerCommandFactory) listApps(context *cli.Context) {
appList, err := factory.appExaminer.ListApps()
if err == nil {
w := &tabwriter.Writer{}
w.Init(factory.ui, 10+colors.ColorCodeLength, 8, 1, '\t', 0)
appTableHeader := strings.Repeat("-", 30) + "= Apps =" + strings.Repeat("-", 31)
fmt.Fprintln(w, appTableHeader)
if len(appList) != 0 {
header := fmt.Sprintf("%s\t%s\t%s\t%s\t%s", colors.Bold("App Name"), colors.Bold("Instances"), colors.Bold("DiskMB"), colors.Bold("MemoryMB"), colors.Bold("Route"))
fmt.Fprintln(w, header)
for _, appInfo := range appList {
displayedRoutes := factory.getRoutes(appInfo)
fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\n", colors.Bold(appInfo.ProcessGuid), colorInstances(appInfo), colors.NoColor(strconv.Itoa(appInfo.DiskMB)), colors.NoColor(strconv.Itoa(appInfo.MemoryMB)), colors.Cyan(displayedRoutes))
}
} else {
fmt.Fprintf(w, "No apps to display."+"\n")
}
w.Flush()
} else {
factory.ui.SayLine("Error listing apps: " + err.Error())
factory.exitHandler.Exit(exit_codes.CommandFailed)
}
taskList, err := factory.taskExaminer.ListTasks()
if err == nil {
wTask := &tabwriter.Writer{}
wTask.Init(factory.ui, 10+colors.ColorCodeLength, 8, 1, '\t', 0)
factory.ui.SayNewLine()
taskTableHeader := strings.Repeat("-", 30) + "= Tasks =" + strings.Repeat("-", 30)
fmt.Fprintln(wTask, taskTableHeader)
if len(taskList) != 0 {
taskHeader := fmt.Sprintf("%s\t%s\t%s\t%s\t%s\t", colors.Bold("Task Name"), colors.Bold("Cell ID"), colors.Bold("Status"), colors.Bold("Result"), colors.Bold("Failure Reason"))
fmt.Fprintln(wTask, taskHeader)
for _, taskInfo := range taskList {
if taskInfo.CellID == "" {
taskInfo.CellID = "N/A"
}
if taskInfo.Result == "" {
taskInfo.Result = "N/A"
}
if taskInfo.FailureReason == "" {
taskInfo.FailureReason = "N/A"
}
coloumnInfo := fmt.Sprintf("%s\t%s\t%s\t%s\t%s\t", colors.Bold(taskInfo.TaskGuid), colors.NoColor(taskInfo.CellID), colors.NoColor(taskInfo.State), colors.NoColor(taskInfo.Result), colors.NoColor(taskInfo.FailureReason))
fmt.Fprintln(wTask, coloumnInfo)
}
} else {
fmt.Fprintf(wTask, "No tasks to display.\n")
}
wTask.Flush()
} else {
factory.ui.SayLine("Error listing tasks: " + err.Error())
factory.exitHandler.Exit(exit_codes.CommandFailed)
}
}
func (factory *AppExaminerCommandFactory) visualizeCells(context *cli.Context) {
rate := context.Duration("rate")
graphicalFlag := context.Bool("graphical")
if graphicalFlag {
err := factory.graphicalVisualizer.PrintDistributionChart(rate)
if err != nil {
factory.ui.SayLine("Error Visualization: " + err.Error())
factory.exitHandler.Exit(exit_codes.CommandFailed)
}
return
}
factory.ui.SayLine(colors.Bold("Distribution"))
linesWritten := factory.printDistribution()
if rate == 0 {
return
}
closeChan := make(chan struct{})
factory.ui.Say(cursor.Hide())
factory.exitHandler.OnExit(func() {
closeChan <- struct{}{}
factory.ui.Say(cursor.Show())
})
for {
select {
case <-closeChan:
return
case <-factory.clock.NewTimer(rate).C():
factory.ui.Say(cursor.Up(linesWritten))
linesWritten = factory.printDistribution()
}
}
}
})
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() {
Expect(colors.Bold("Bold")).To(Equal("\x1b[1mBold\x1b[0m"))
})
itShouldNotColorizeWhitespace(colors.Bold)
})
Describe("PurpleUnderline", func() {
It("adds the purple underlined color code", func() {
Expect(colors.PurpleUnderline("PURPLE UNDERLINE")).To(Equal("\x1b[35;4mPURPLE UNDERLINE\x1b[0m"))
})
itShouldNotColorizeWhitespace(colors.PurpleUnderline)
})
Describe("NoColor", func() {
It("adds no color code", func() {
func (factory *AppExaminerCommandFactory) printAppInfo(writer io.Writer, appInfo app_examiner.AppInfo) {
factory.ui.Say(cursor.ClearToEndOfDisplay())
w := tabwriter.NewWriter(writer, minColumnWidth, 8, 1, '\t', 0)
titleBar := func(title string) {
printHorizontalRule(w, "=")
fmt.Fprintf(w, "%s%s\n", indentHeading, title)
printHorizontalRule(w, "-")
}
titleBar(colors.Bold(appInfo.ProcessGuid))
fmt.Fprintf(w, "%s\t%s\n", "Instances", colorInstances(appInfo))
fmt.Fprintf(w, "%s\t%d\n", "Start Timeout", appInfo.StartTimeout)
fmt.Fprintf(w, "%s\t%d\n", "DiskMB", appInfo.DiskMB)
fmt.Fprintf(w, "%s\t%d\n", "MemoryMB", appInfo.MemoryMB)
fmt.Fprintf(w, "%s\t%d\n", "CPUWeight", appInfo.CPUWeight)
portStrings := make([]string, 0)
for _, port := range appInfo.Ports {
portStrings = append(portStrings, fmt.Sprint(port))
}
fmt.Fprintf(w, "%s\t%s\n", "Ports", strings.Join(portStrings, ","))
factory.printAppRoutes(w, appInfo)
factory.printMonitor(w, appInfo)
if appInfo.RootFS != "" {
if strings.HasPrefix(appInfo.RootFS, "docker://") {
image := strings.Replace(appInfo.RootFS, "docker://", "", 1)
if strings.HasPrefix(image, "/") {
image = strings.Replace(image, "/", "", 1)
}
if strings.HasPrefix(image, "library/") {
image = strings.Replace(image, "library/", "", 1)
}
if hashIndex := strings.LastIndex(image, "#"); hashIndex != -1 {
image = image[:hashIndex] + ":" + image[hashIndex+1:]
}
fmt.Fprintf(w, "%s\t%s\n", "Docker Image", image)
} else if strings.HasPrefix(appInfo.RootFS, "preloaded:") {
fmt.Fprintf(w, "%s\t%s\n", "Stack", strings.Replace(appInfo.RootFS, "preloaded:", "", 1))
} else {
fmt.Fprintf(w, "%s\t%s\n", "RootFS", appInfo.RootFS)
}
}
if appInfo.Annotation != "" {
fmt.Fprintf(w, "%s\t%s\n", "Annotation", appInfo.Annotation)
}
printHorizontalRule(w, "-")
var envVars string
for _, envVar := range appInfo.EnvironmentVariables {
envVars += envVar.Name + `="` + envVar.Value + `" ` + "\n"
}
fmt.Fprintf(w, "%s\n\n%s", "Environment", envVars)
fmt.Fprintln(w, "")
w.Flush()
}
State: "COMPLETED",
},
{
TaskGuid: "task-guid-3",
CellID: "",
Failed: true,
FailureReason: "",
Result: "",
State: "COMPLETED",
},
}
fakeTaskExaminer.ListTasksReturns(listTasks, nil)
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")))
