finish logs module

logs/console.go

@@ -0,0 +1,47 @@
+package logs
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+)
+
+type ConsoleWriter struct {
+	lg    *log.Logger
+	level int
+}
+
+func NewConsole() LoggerInterface {
+	cw := new(ConsoleWriter)
+	cw.lg = log.New(os.Stdout, "", log.Ldate|log.Ltime)
+	cw.level = LevelTrace
+	return cw
+}
+
+func (c *ConsoleWriter) Init(jsonconfig string) error {
+	var m map[string]interface{}
+	err := json.Unmarshal([]byte(jsonconfig), &m)
+	if err != nil {
+		return err
+	}
+	if lv, ok := m["level"]; ok {
+		c.level = int(lv.(float64))
+	}
+	return nil
+}
+
+func (c *ConsoleWriter) WriteMsg(msg string, level int) error {
+	if level < c.level {
+		return nil
+	}
+	c.lg.Println(msg)
+	return nil
+}
+
+func (c *ConsoleWriter) Destroy() {
+
+}
+
+func init() {
+	Register("console", NewConsole)
+}