feat: mirror log tailing support for logs:vector-logs command

plugins/logs/src/commands/commands.go

@@ -26,7 +26,7 @@ Additional commands:`
     logs:failed [--all|<app>], Shows the last failed deploy logs
     logs:report [<app>] [<flag>], Displays a logs report for one or more apps
     logs:set [--global|<app>] <key> <value>, Set or clear a logs property for an app
-    logs:vector-logs, Tail the logs of the vector container
+    logs:vector-logs [--num num] [--tail], Display vector log output
     logs:vector-start, Start the vector logging container
     logs:vector-stop, Stop the vector logging container
 `

plugins/logs/src/subcommands/subcommands.go

@@ -47,8 +47,10 @@ func main() {
 		err = logs.CommandSet(appName, property, value)
 	case "vector-logs":
 		args := flag.NewFlagSet("logs:vector-logs", flag.ExitOnError)
+		num := args.Int("num", 100, "the number of lines to display")
+		tail := args.Bool("tail", false, "continually stream logs")
 		args.Parse(os.Args[2:])
-		err = logs.CommandVectorLogs()
+		err = logs.CommandVectorLogs(*num, *tail)
 	case "vector-start":
 		args := flag.NewFlagSet("logs:vector-start", flag.ExitOnError)
 		vectorImage := args.String("vector-image", logs.VectorImage, "--vector-image: the name of the docker image to run for vector")

plugins/logs/subcommands.go

@@ -85,7 +85,7 @@ func CommandSet(appName string, property string, value string) error {
 }
 
 // CommandVectorLogs tails the log output for the vector container
-func CommandVectorLogs() error {
+func CommandVectorLogs(lines int, tail bool) error {
 	if !common.ContainerExists(vectorContainerName) {
 		return errors.New("Vector container does not exist")
 	}
@@ -95,7 +95,7 @@ func CommandVectorLogs() error {
 	}
 
 	common.LogInfo1Quiet("Tailing vector container logs")
-	common.LogVerboseQuietContainerLogsTail(vectorContainerName)
+	common.LogVerboseQuietContainerLogsTail(vectorContainerName, lines, tail)
 
 	return nil
 }