func (c *client) handleRemoveJob(msgID, payload []byte) (err error) {
var job driver.Job
var e error
var conn = c.conn
var sched = c.sched
defer sched.jobLocker.Unlock()
sched.jobLocker.Lock()
job, e = driver.NewJob(payload)
if e != nil {
err = conn.Send([]byte(e.Error()))
return
}
job, e = sched.driver.GetOne(job.Func, job.Name)
if e == nil && job.ID > 0 {
if _, ok := sched.procQueue[job.ID]; ok {
delete(sched.procQueue, job.ID)
}
sched.driver.Delete(job.ID)
sched.decrStatJob(job)
if job.IsProc() {
sched.decrStatProc(job)
sched.removeRevertPQ(job)
}
sched.notifyJobTimer()
}
if e != nil {
err = conn.Send([]byte(e.Error()))
} else {
err = c.handleCommand(msgID, protocol.SUCCESS)
}
return
}
func extraJob(payload []byte) (job driver.Job, jobHandle []byte, err error) {
parts := bytes.SplitN(payload, protocol.NullChar, 4)
if len(parts) != 4 {
err = errors.New("Invalid payload " + string(payload))
return
}
job, err = driver.NewJob(parts[3])
jobHandle = parts[2]
return
}
// Value returns the current job.
func (iter *Iterator) Value() (job driver.Job) {
data := iter.iter.Value()
if iter.Func == nil {
job, _ = driver.NewJob(data)
return
}
jobID, _ := strconv.ParseInt(string(data), 10, 64)
job, _ = iter.l.get(jobID)
return
}
func (l Driver) get(jobID int64) (job driver.Job, err error) {
var data []byte
var key = PREJOB + strconv.FormatInt(jobID, 10)
if val, hit := l.cache.Get(key); hit {
return val.(driver.Job), nil
}
data, err = l.db.Get([]byte(key), nil)
if err != nil {
return
}
job, err = driver.NewJob(data)
if err == nil {
l.cache.Add(key, job)
}
return
}
func (r RedisDriver) get(jobId int64) (job driver.Job, err error) {
var data []byte
var conn = r.pool.Get()
defer conn.Close()
var key = REDIS_PREFIX + strconv.FormatInt(jobId, 10)
if val, hit := r.cache.Get(key); hit {
return val.(driver.Job), nil
}
data, err = redis.Bytes(conn.Do("GET", key))
if err != nil {
return
}
job, err = driver.NewJob(data)
if err == nil {
r.cache.Add(key, job)
}
return
}
func (c *client) handleSubmitJob(msgID []byte, payload []byte) (err error) {
var job driver.Job
var e error
var conn = c.conn
var sched = c.sched
defer sched.jobLocker.Unlock()
sched.jobLocker.Lock()
job, e = driver.NewJob(payload)
if e != nil {
err = conn.Send([]byte(e.Error()))
return
}
isNew := true
changed := false
job.SetReady()
oldJob, e := sched.driver.GetOne(job.Func, job.Name)
if e == nil && oldJob.ID > 0 {
job.ID = oldJob.ID
if oldJob.IsProc() {
sched.decrStatProc(oldJob)
sched.removeRevertPQ(job)
changed = true
}
isNew = false
}
e = sched.driver.Save(&job)
if e != nil {
err = conn.Send([]byte(e.Error()))
return
}
if isNew {
sched.incrStatJob(job)
}
if isNew || changed {
sched.pushJobPQ(job)
}
sched.notifyJobTimer()
err = c.handleCommand(msgID, protocol.SUCCESS)
return
}
func (client *Client) HandleSubmitJob(msgId int64, payload []byte) (err error) {
var job driver.Job
var e error
var conn = client.conn
var sched = client.sched
defer sched.JobLocker.Unlock()
sched.JobLocker.Lock()
job, e = driver.NewJob(payload)
if e != nil {
err = conn.Send([]byte(e.Error()))
return
}
is_new := true
changed := false
job.Status = driver.JOB_STATUS_READY
oldJob, e := sched.driver.GetOne(job.Func, job.Name)
if e == nil && oldJob.Id > 0 {
job.Id = oldJob.Id
if oldJob.Status == driver.JOB_STATUS_PROC {
sched.DecrStatProc(oldJob)
sched.removeRevertPQ(job)
changed = true
}
is_new = false
}
e = sched.driver.Save(&job)
if e != nil {
err = conn.Send([]byte(e.Error()))
return
}
if is_new {
sched.IncrStatJob(job)
}
if is_new || changed {
sched.pushJobPQ(job)
}
sched.NotifyJobTimer()
err = client.HandleCommand(msgId, protocol.SUCCESS)
return
}
// GetOne get a job with func and name.
func (l Driver) GetOne(Func, name string) (job driver.Job, err error) {
defer l.RWLocker.Unlock()
l.RWLocker.Lock()
var data []byte
var key = PREFUNC + Func + ":" + name
data, err = l.db.Get([]byte(key), nil)
if err != nil {
return
}
key = PREJOB + string(data)
if val, hit := l.cache.Get(key); hit {
return val.(driver.Job), nil
}
data, err = l.db.Get([]byte(key), nil)
if err != nil {
return
}
job, err = driver.NewJob(data)
if err == nil {
l.cache.Add(key, job)
}
return
}