func newExternalSinkManager(externalSinks []sink_api.ExternalSink) (ExternalSinkManager, error) {
// Get supported metrics.
supportedMetrics := sink_api.SupportedStatMetrics()
for i := range supportedMetrics {
supportedMetrics[i].Labels = sink_api.SupportedLabels()
}
// Create the metrics.
descriptors := make([]sink_api.MetricDescriptor, 0, len(supportedMetrics))
for _, supported := range supportedMetrics {
descriptors = append(descriptors, supported.MetricDescriptor)
}
for _, externalSink := range externalSinks {
err := externalSink.Register(descriptors)
if err != nil {
return nil, err
}
}
decoder := sink_api.NewDecoder()
return &externalSinkManager{
externalSinks: externalSinks,
decoder: decoder,
}, nil
}
func queryInfluxDB(t *testing.T, client *influxdb.Client) {
var series []*influxdb.Series
var err error
success := false
for i := 0; i < maxInfluxdbRetries; i++ {
if series, err = client.Query("list series", influxdb.Second); err == nil {
glog.V(1).Infof("query:' list series' - output %+v from influxdb", series[0].Points)
if len(series[0].Points) >= (len(sink_api.SupportedStatMetrics()) - 1) {
success = true
break
}
}
glog.V(2).Infof("influxdb test case failed. Retrying")
time.Sleep(30 * time.Second)
}
require.NoError(t, err, "failed to list series in Influxdb")
require.True(t, success, "list series test case failed.")
}
func (self *externalSinkManager) DebugInfo() string {
desc := "External Sinks\n"
// Add metrics being exported.
desc += "\tExported metrics:"
for _, supported := range sink_api.SupportedStatMetrics() {
desc += fmt.Sprintf("\t\t%s: %s", supported.Name, supported.Description)
}
// Add labels being used.
desc += "\tExported labels:"
for _, label := range sink_api.SupportedLabels() {
desc += fmt.Sprintf("\t\t%s: %s", label.Key, label.Description)
}
desc += "\n\tExternal Sinks:"
for _, externalSink := range self.externalSinks {
desc += fmt.Sprintf("\n\t\t%s", externalSink.DebugInfo())
}
return desc
}