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Graceful: Xorm, RepoIndexer, Cron and Others (#9282)

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* Change graceful to use a singleton obtained through GetManager instead of a global.
* Graceful: Make TestPullRequests shutdownable
* Graceful: Make the cron tasks graceful
* Graceful: AddTestPullRequest run in graceful ctx
* Graceful: SyncMirrors shutdown
* Graceful: SetDefaultContext for Xorm to be HammerContext
* Avoid starting graceful for migrate commands and checkout
* Graceful: DeliverHooks now can be shutdown
* Fix multiple syncing errors in modules/sync/UniqueQueue &  Make UniqueQueue closable
* Begin the process of making the repo indexer shutdown gracefully
This commit is contained in:
zeripath 2019-12-15 09:51:28 +00:00 • committed by GitHub
parent 8bea92c3dc
commit e3c3b33ea7
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GPG key ID: 4AEE18F83AFDEB23
37 changed files with 628 additions and 287 deletions
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9
modules/cron/cron.go
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@ -6,9 +6,11 @@
package cron
import (
"context"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/migrations"
"code.gitea.io/gitea/modules/setting"
@ -37,17 +39,19 @@ var taskStatusTable = sync.NewStatusTable()
type Func func()
// WithUnique wrap a cron func with an unique running check
func WithUnique(name string, body Func) Func {
func WithUnique(name string, body func(context.Context)) Func {
return func() {
if !taskStatusTable.StartIfNotRunning(name) {
return
}
defer taskStatusTable.Stop(name)
body()
graceful.GetManager().RunWithShutdownContext(body)
}
}
// NewContext begins cron tasks
// Each cron task is run within the shutdown context as a running server
// AtShutdown the cron server is stopped
func NewContext() {
var (
entry *cron.Entry
@ -129,6 +133,7 @@ func NewContext() {
go WithUnique(updateMigrationPosterID, migrations.UpdateMigrationPosterID)()
c.Start()
graceful.GetManager().RunAtShutdown(context.Background(), c.Stop)
}
// ListTasks returns all running cron tasks.