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Merge pull request #1298 from prometheus/rulemgrfix

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Fix premature rule evaluation
This commit is contained in:
Fabian Reinartz 2016-01-08 18:32:16 +01:00
parent c0474d5ffe 37d80c4b25
commit c44594185f
3 changed files with 16 additions and 2 deletions
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1
cmd/prometheus/main.go
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@ -155,6 +155,7 @@ func Main() int {
prometheus.MustRegister(configSuccess)
prometheus.MustRegister(configSuccessTime)
go ruleManager.Run()
defer ruleManager.Stop()
go notificationHandler.Run()

15
rules/manager.go
View file

@ -325,6 +325,7 @@ type Manager struct {
opts *ManagerOptions
groups map[string]*Group
mtx sync.RWMutex
block chan struct{}
}
// ManagerOptions bundles options for the Manager.
@ -341,10 +342,16 @@ func NewManager(o *ManagerOptions) *Manager {
manager := &Manager{
groups: map[string]*Group{},
opts: o,
block: make(chan struct{}),
}
return manager
}
// Run starts processing of the rule manager.
func (m *Manager) Run() {
close(m.block)
}
// Stop the rule manager's rule evaluation cycles.
func (m *Manager) Stop() {
log.Info("Stopping rule manager...")
@ -398,7 +405,13 @@ func (m *Manager) ApplyConfig(conf *config.Config) bool {
oldg.stop()
newg.copyState(oldg)
}
go newg.run()
go func() {
// Wait with starting evaluation until the rule manager
// is told to run. This is necessary to avoid running
// queries against a bootstrapping storage.
<-m.block
newg.run()
}()
wg.Done()
}(newg)
}

2
web/ui/bindata.go
View file

@ -134,7 +134,7 @@ func webUiTemplatesAlertsHtml() (*asset, error) {
return nil, err
}
info := bindataFileInfo{name: "web/ui/templates/alerts.html", size: 1704, mode: os.FileMode(420), modTime: time.Unix(1450348695, 0)}
info := bindataFileInfo{name: "web/ui/templates/alerts.html", size: 1704, mode: os.FileMode(420), modTime: time.Unix(1450878652, 0)}
a := &asset{bytes: bytes, info: info}
return a, nil
}