Added set pattern option

Author: jeevatkm

default.go

@@ -62,6 +62,11 @@ func Stats() *ReceiverStats {
 	return stdLogger.Stats()
 }
 
+// SetPattern sets the log entry format
+func SetPattern(pattern string) error {
+	return stdLogger.SetPattern(pattern)
+}
+
 func init() {
 	stdLogger, _ = New(`receiver = "CONSOLE"; level = "DEBUG";`)
 }

log.go

@@ -117,11 +117,11 @@ var (
 	// ANSI color codes
 	resetColor   = []byte("\033[0m")
 	levelToColor = [][]byte{
-		LevelError: []byte("\033[0;31m"),
-		LevelWarn:  []byte("\033[0;33m"),
-		LevelInfo:  []byte("\033[0;37m"),
-		LevelDebug: []byte("\033[0;34m"),
-		LevelTrace: []byte("\033[0;35m"),
+		LevelError: []byte("\033[0;31m"), // red
+		LevelWarn:  []byte("\033[0;33m"), // yellow
+		LevelInfo:  []byte("\033[0;37m"), // white
+		LevelDebug: []byte("\033[0;34m"), // blue
+		LevelTrace: []byte("\033[0;35m"), // magenta (purple)
 	}
 )
 
@@ -151,6 +151,9 @@ type Logger interface {
 	// number of bytes written, etc.
 	Stats() *ReceiverStats
 
+	// SetPattern sets the log entry format
+	SetPattern(pattern string) error
+
 	Error(v ...interface{})
 	Errorf(format string, v ...interface{})
 

receiver.go

@@ -110,6 +110,19 @@ func (r *Receiver) Closed() bool {
 	return r.isClosed
 }
 
+// SetPattern sets the pattern to log entry format
+func (r *Receiver) SetPattern(pattern string) error {
+	r.m.Lock()
+	defer r.m.Unlock()
+	flags, err := parseFlag(pattern)
+	if err != nil {
+		return err
+	}
+	r.Flags = flags
+
+	return nil
+}
+
 func (r *Receiver) isFileReceiver() bool {
 	return r.Type == "FILE"
 }