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

* 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

1 files changed, 3 insertions, 3 deletions

diff --git a/modules/graceful/context.go b/modules/graceful/context.go
index a4a4df7dea..1ad1109b4e 100644
--- a/modules/graceful/context.go
+++ b/modules/graceful/context.go
@@ -62,7 +62,7 @@ func (ctx *ChannelContext) Value(key interface{}) interface{} {
 // ShutdownContext returns a context.Context that is Done at shutdown
 // Callers using this context should ensure that they are registered as a running server
 // in order that they are waited for.
-func (g *gracefulManager) ShutdownContext() context.Context {
+func (g *Manager) ShutdownContext() context.Context {
 	return &ChannelContext{
 		done: g.IsShutdown(),
 		err:  ErrShutdown,
@@ -72,7 +72,7 @@ func (g *gracefulManager) ShutdownContext() context.Context {
 // HammerContext returns a context.Context that is Done at hammer
 // Callers using this context should ensure that they are registered as a running server
 // in order that they are waited for.
-func (g *gracefulManager) HammerContext() context.Context {
+func (g *Manager) HammerContext() context.Context {
 	return &ChannelContext{
 		done: g.IsHammer(),
 		err:  ErrHammer,
@@ -82,7 +82,7 @@ func (g *gracefulManager) HammerContext() context.Context {
 // TerminateContext returns a context.Context that is Done at terminate
 // Callers using this context should ensure that they are registered as a terminating server
 // in order that they are waited for.
-func (g *gracefulManager) TerminateContext() context.Context {
+func (g *Manager) TerminateContext() context.Context {
 	return &ChannelContext{
 		done: g.IsTerminate(),
 		err:  ErrTerminate,