Merge pull request #624 from fabiolb/issue-623-add-tracing

added support for profile/tracing

config/load.go

@@ -195,7 +195,7 @@ func load(cmdline, environ, envprefix []string, props *properties.Properties) (c
 	f.StringVar(&uiListenerValue, "ui.addr", defaultValues.UIListenerValue, "Address the UI/API is listening on")
 	f.StringVar(&cfg.UI.Color, "ui.color", defaultConfig.UI.Color, "background color of the UI")
 	f.StringVar(&cfg.UI.Title, "ui.title", defaultConfig.UI.Title, "optional title for the UI")
-	f.StringVar(&cfg.ProfileMode, "profile.mode", defaultConfig.ProfileMode, "enable profiling mode, one of [cpu, mem, mutex, block]")
+	f.StringVar(&cfg.ProfileMode, "profile.mode", defaultConfig.ProfileMode, "enable profiling mode, one of [cpu, mem, mutex, block, trace]")
 	f.StringVar(&cfg.ProfilePath, "profile.path", defaultConfig.ProfilePath, "path to profile dump file")
 	f.BoolVar(&cfg.Tracing.TracingEnabled, "tracing.TracingEnabled", defaultConfig.Tracing.TracingEnabled, "Enable/Disable OpenTrace, one of [true, false]")
 	f.StringVar(&cfg.Tracing.CollectorType, "tracing.CollectorType", defaultConfig.Tracing.CollectorType, "OpenTrace Collector Type, one of [http, kafka]")

main.go

@@ -96,6 +96,8 @@ func main() {
 			mode = profile.MutexProfile
 		case "block":
 			mode = profile.BlockProfile
+		case "trace":
+			mode = profile.TraceProfile
 		default:
 			log.Fatalf("[FATAL] Invalid profile mode %q", cfg.ProfileMode)
 		}