Merge pull request #14 from LK4D4/add_logging

Add logging and more info

containerd/main.go

@@ -103,6 +103,9 @@ func daemon(id, stateDir string, concurrency, bufferSize int) error {
 	}
 	// only set containerd as the subreaper if it is not an init process
 	if pid := os.Getpid(); pid != 1 {
+		logrus.WithFields(logrus.Fields{
+			"pid": pid,
+		}).Debug("containerd is not init, set as subreaper")
 		if err := setSubReaper(); err != nil {
 			return err
 		}

containerd/reap_linux.go

@@ -14,7 +14,9 @@ import (
 )
 
 func startSignalHandler(supervisor *containerd.Supervisor, bufferSize int) {
-	logrus.Debug("containerd: starting signal handler")
+	logrus.WithFields(logrus.Fields{
+		"bufferSize": bufferSize,
+	}).Debug("containerd: starting signal handler")
 	signals := make(chan os.Signal, bufferSize)
 	signal.Notify(signals)
 	for s := range signals {