readme, samples, golint, build scripts

1 files changed, 87 insertions, 0 deletions

diff --git a/cmd/rr/debug/debugger.go b/cmd/rr/debug/debugger.go
new file mode 100644
index 00000000..0621285b
--- /dev/null
+++ b/cmd/rr/debug/debugger.go
@@ -0,0 +1,87 @@
+package debug
+
+import (
+	"github.com/sirupsen/logrus"
+	"github.com/spiral/roadrunner"
+	"github.com/spiral/roadrunner/cmd/rr/utils"
+	"github.com/spiral/roadrunner/service/http"
+)
+
+// Listener creates new debug listener.
+func Listener(logger *logrus.Logger) func(event int, ctx interface{}) {
+	return (&debugger{logger}).listener
+}
+
+// listener provide debug callback for system events. With colors!
+type debugger struct{ logger *logrus.Logger }
+
+// listener listens to http events and generates nice looking output.
+func (s *debugger) listener(event int, ctx interface{}) {
+	// http events
+	switch event {
+	case http.EventResponse:
+		log := ctx.(*http.Event)
+		s.logger.Info(utils.Sprintf("%s <white+hb>%s</reset> %s", statusColor(log.Status), log.Method, log.URI))
+	case http.EventError:
+		log := ctx.(*http.Event)
+
+		if _, ok := log.Error.(roadrunner.JobError); ok {
+			s.logger.Info(utils.Sprintf("%s <white+hb>%s</reset> %s", statusColor(log.Status), log.Method, log.URI))
+		} else {
+			s.logger.Info(utils.Sprintf(
+				"%s <white+hb>%s</reset> %s <red>%s</reset>",
+				statusColor(log.Status),
+				log.Method,
+				log.URI,
+				log.Error,
+			))
+		}
+	}
+
+	switch event {
+	case roadrunner.EventWorkerKill:
+		w := ctx.(*roadrunner.Worker)
+		s.logger.Warning(utils.Sprintf(
+			"<white+hb>worker.%v</reset> <yellow>killed</red>",
+			*w.Pid,
+		))
+
+	case roadrunner.EventWorkerError:
+		err := ctx.(roadrunner.WorkerError)
+		s.logger.Error(utils.Sprintf(
+			"<white+hb>worker.%v</reset> <red>%s</reset>",
+			*err.Worker.Pid,
+			err.Caused,
+		))
+	}
+
+	// rr server events
+	switch event {
+	case roadrunner.EventServerFailure:
+		s.logger.Error(utils.Sprintf("<red>server is dead</reset>"))
+	}
+
+	// pool events
+	switch event {
+	case roadrunner.EventPoolConstruct:
+		s.logger.Debug(utils.Sprintf("<cyan>new worker pool</reset>"))
+	case roadrunner.EventPoolError:
+		s.logger.Error(utils.Sprintf("<red>%s</reset>", ctx))
+	}
+}
+
+func statusColor(status int) string {
+	if status < 300 {
+		return utils.Sprintf("<green>%v</reset>", status)
+	}
+
+	if status < 400 {
+		return utils.Sprintf("<cyan>%v</reset>", status)
+	}
+
+	if status < 500 {
+		return utils.Sprintf("<yellow>%v</reset>", status)
+	}
+
+	return utils.Sprintf("<red>%v</reset>", status)
+}