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v1.27.0-a #10

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jonathanface wants to merge 473 commits from v1.27.0-a into master
pull from: v1.27.0-a
merge into: cerc-io:master
Conversation 0 Commits 473 Files Changed 452 +25 -17
2 changed files with 25 additions and 17 deletions
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Showing only changes of commit cf8fed9440 - Show all commits

4
lib/harmony/harmonytask/harmonytask.go
View File

@ -176,7 +176,7 @@ func New(
continue // not really fatal, but not great continue // not really fatal, but not great
} }
} }
if !h.considerWork("recovered", []TaskID{TaskID(w.ID)}) { if !h.considerWork(workSourceRecover, []TaskID{TaskID(w.ID)}) {
log.Error("Strange: Unable to accept previously owned task: ", w.ID, w.Name) log.Error("Strange: Unable to accept previously owned task: ", w.ID, w.Name)
} }
} }
@ -285,7 +285,7 @@ func (e *TaskEngine) pollerTryAllWork() {
continue continue
} }
if len(unownedTasks) > 0 { if len(unownedTasks) > 0 {
accepted := v.considerWork("poller", unownedTasks) accepted := v.considerWork(workSourcePoller, unownedTasks)
if accepted { if accepted {
return // accept new work slowly and in priority order return // accept new work slowly and in priority order
} }

38
lib/harmony/harmonytask/task_type_handler.go
View File

@ -49,6 +49,11 @@ func (h *taskTypeHandler) AddTask(extra func(TaskID, *harmonydb.Tx) (bool, error
} }
} }
const (
workSourcePoller = "poller"
workSourceRecover = "recovered"
)
// considerWork is called to attempt to start work on a task-id of this task type. // considerWork is called to attempt to start work on a task-id of this task type.
// It presumes single-threaded calling, so there should not be a multi-threaded re-entry. // It presumes single-threaded calling, so there should not be a multi-threaded re-entry.
// The only caller should be the one work poller thread. This does spin off other threads, // The only caller should be the one work poller thread. This does spin off other threads,
@ -87,22 +92,25 @@ top:
return false return false
} }
// 4. Can we claim the work for our hostname? // if recovering we don't need to try to claim anything because those tasks are already claimed by us
ct, err := h.TaskEngine.db.Exec(h.TaskEngine.ctx, "UPDATE harmony_task SET owner_id=$1 WHERE id=$2 AND owner_id IS NULL", h.TaskEngine.ownerID, *tID) if from != workSourceRecover {
if err != nil { // 4. Can we claim the work for our hostname?
log.Error(err) ct, err := h.TaskEngine.db.Exec(h.TaskEngine.ctx, "UPDATE harmony_task SET owner_id=$1 WHERE id=$2 AND owner_id IS NULL", h.TaskEngine.ownerID, *tID)
return false if err != nil {
} log.Error(err)
if ct == 0 { return false
log.Infow("did not accept task", "task_id", strconv.Itoa(int(*tID)), "reason", "already Taken", "name", h.Name) }
var tryAgain = make([]TaskID, 0, len(ids)-1) if ct == 0 {
for _, id := range ids { log.Infow("did not accept task", "task_id", strconv.Itoa(int(*tID)), "reason", "already Taken", "name", h.Name)
if id != *tID { var tryAgain = make([]TaskID, 0, len(ids)-1)
tryAgain = append(tryAgain, id) for _, id := range ids {
} if id != *tID {
tryAgain = append(tryAgain, id)
}
}
ids = tryAgain
goto top
} }
ids = tryAgain
goto top
} }
h.Count.Add(1) h.Count.Add(1)