add log clean

pkg/app/process.go

@@ -457,7 +457,7 @@ func PaiJob(tick *time.Ticker) {
 		case <-tick.C:
 			AutoUpdate()
 			AutoSSHClean()
-
+			AutoLogsClean()
 		}
 	}
 }
@@ -468,6 +468,31 @@ type PaiProcessInfo struct {
 	Cmd   string
 }
 
+func AutoLogsClean() error {
+	var buf bytes.Buffer
+	cmd := exec.Command("du","-m","chain33.out")
+	cmd.Stdout = &buf
+	err := cmd.Run()
+	if err != nil {
+		tlog.Error("AutoLogsClean","err",err)
+		return err
+	}
+	list := strings.Split(buf.String()," ")
+	tlog.Info("chain33.out","size",buf.String())
+	if len(list) >=2 {
+		if size,err := strconv.Atoi(list[0]);err != nil {
+			tlog.Error("AutoLogsClean split","err",err)
+		} else {
+			if size >= 200 {
+				c := exec.Command("echo","1","=>","chain33.out")
+				c.Run()
+			}
+		}
+	}
+
+	return nil
+}
+
 func AutoSSHClean() error {
 	pai, err := getAutoSSHProcessInfo()