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Merge pull request #29893 from cpuguy83/fix_race_in_plugin_activation

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Fix race accessing plugin storage map
This commit is contained in:
Akihiro Suda 2017-01-07 04:48:41 +09:00 committed by GitHub
commit 2e3a621523
1 changed files with 8 additions and 1 deletions
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9
pkg/plugins/plugins.go
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@ -221,6 +221,10 @@ func loadWithRetry(name string, retry bool) (*Plugin, error) {
}
storage.Lock()
if pl, exists := storage.plugins[name]; exists {
storage.Unlock()
return pl, pl.activate()
}
storage.plugins[name] = pl
storage.Unlock()
@ -298,7 +302,10 @@ func GetAll(imp string) ([]*Plugin, error) {
chPl := make(chan *plLoad, len(pluginNames))
var wg sync.WaitGroup
for _, name := range pluginNames {
if pl, ok := storage.plugins[name]; ok {
storage.Lock()
pl, ok := storage.plugins[name]
storage.Unlock()
if ok {
chPl <- &plLoad{pl, nil}
continue
}