update payload job

job.go

@@ -145,7 +145,7 @@ func setJobPayload(jobID64 int64, payload []byte) error {
 		return errors.New("payload too long")
 	}
 
-	stmt, err := db.Prepare(`UPDATE obj_job j SET j.payload = ? WHERE j.obj_id = ?;`)
+	stmt, err := db.Prepare(`UPDATE obj_job j SET j.payload = ?, j.zipped = 1 WHERE j.obj_id = ?;`)
 	logOnError(err, "setJobTimeout : prepare update obj_job")
 	if err != nil {
 		return err
@@ -227,6 +227,7 @@ func loadCurrentJobs() ([]Job, error) {
 		userID64    int64
 		trigger     int64
 		timeout     time.Time
+		zipped      int
 		zpayload    []byte
 		jobs        []Job
 	)
@@ -240,7 +241,7 @@ func loadCurrentJobs() ([]Job, error) {
 		return jobs, err
 	}
 
-	stmt, err := db.Prepare("SELECT o.id, o.obj_sub_type_id, j.trigger_id, j.user_id, j.payload, j.timeout FROM obj_job j, obj o WHERE j.obj_id = o.id AND j.is_done = 0 AND j.in_work = 1 AND j.seq_nr = ? ORDER BY j.priority ASC, j.obj_id ASC;")
+	stmt, err := db.Prepare("SELECT o.id, o.obj_sub_type_id, j.trigger_id, j.user_id, j.zipped, j.payload, j.timeout FROM obj_job j, obj o WHERE j.obj_id = o.id AND j.is_done = 0 AND j.in_work = 1 AND j.seq_nr = ? ORDER BY j.priority ASC, j.obj_id ASC;")
 	logOnError(err, "loadCurrentJobs : prepare select statement")
 	if err != nil {
 		stmt.Close()
@@ -256,9 +257,11 @@ func loadCurrentJobs() ([]Job, error) {
 	}
 
 	for rows.Next() {
-		err = rows.Scan(&objId, &jobTypeID64, &trigger, &userID64, &zpayload, &timeout)
+		err = rows.Scan(&objId, &jobTypeID64, &trigger, &userID64, &zipped, &zpayload, &timeout)
 		logOnError(err, "loadCurrentJobs : scan query rows")
 
+		var payload []byte
+		if zipped > 0 {
 			zb := bytes.NewReader(zpayload)
 			zr, err := zlib.NewReader(zb)
 			if err != nil {
@@ -267,7 +270,10 @@ func loadCurrentJobs() ([]Job, error) {
 			}
 			b := new(bytes.Buffer)
 			b.ReadFrom(zr)
-		payload := b.Bytes()
+			payload = b.Bytes()
+		} else {
+			payload = zpayload
+		}
 
 		job := Job{
 			ID64:        objId,

sql.go

@@ -385,6 +385,7 @@ func initDB() {
 							,started		TIMESTAMP
 							,ended			TIMESTAMP
 							,timeout		TIMESTAMP
+							,zipped         TINYINT NOT NULL
 							,payload		VARBINARY(20000)
 							,FOREIGN KEY (obj_id) REFERENCES obj(id) ON DELETE CASCADE
 							,KEY (is_done)