forked from kubernetes-retired/heapster
/
factory.go
109 lines (102 loc) · 3.31 KB
/
factory.go
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// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package sinks
import (
"fmt"
"time"
"github.com/golang/glog"
"k8s.io/heapster/common/flags"
"k8s.io/heapster/metrics/core"
"k8s.io/heapster/metrics/sinks/elasticsearch"
"k8s.io/heapster/metrics/sinks/gcm"
"k8s.io/heapster/metrics/sinks/hawkular"
"k8s.io/heapster/metrics/sinks/influxdb"
"k8s.io/heapster/metrics/sinks/kafka"
"k8s.io/heapster/metrics/sinks/log"
"k8s.io/heapster/metrics/sinks/metric"
"k8s.io/heapster/metrics/sinks/monasca"
"k8s.io/heapster/metrics/sinks/opentsdb"
"k8s.io/heapster/metrics/sinks/riemann"
)
type SinkFactory struct {
}
func (this *SinkFactory) Build(uri flags.Uri) (core.DataSink, error) {
switch uri.Key {
case "gcm":
return gcm.CreateGCMSink(&uri.Val)
case "hawkular":
return hawkular.NewHawkularSink(&uri.Val)
case "influxdb":
return influxdb.CreateInfluxdbSink(&uri.Val)
case "kafka":
return kafka.NewKafkaSink(&uri.Val)
case "log":
return logsink.NewLogSink(), nil
case "metric":
return metricsink.NewMetricSink(140*time.Second, 15*time.Minute, []string{
core.MetricCpuUsageRate.MetricDescriptor.Name,
core.MetricMemoryUsage.MetricDescriptor.Name}), nil
case "monasca":
return monasca.CreateMonascaSink(&uri.Val)
case "riemann":
return riemann.CreateRiemannSink(&uri.Val)
case "opentsdb":
return opentsdb.CreateOpenTSDBSink(&uri.Val)
case "elasticsearch":
return elasticsearch.NewElasticSearchSink(&uri.Val)
default:
return nil, fmt.Errorf("Sink not recognized: %s", uri.Key)
}
}
func (this *SinkFactory) BuildAll(uris flags.Uris, historicalUri string) (*metricsink.MetricSink, []core.DataSink, core.HistoricalSource) {
result := make([]core.DataSink, 0, len(uris))
var metric *metricsink.MetricSink
var historical core.HistoricalSource
for _, uri := range uris {
sink, err := this.Build(uri)
if err != nil {
glog.Errorf("Failed to create sink: %v", err)
continue
}
if uri.Key == "metric" {
metric = sink.(*metricsink.MetricSink)
}
if uri.String() == historicalUri {
if asHistSource, ok := sink.(core.AsHistoricalSource); ok {
historical = asHistSource.Historical()
} else {
glog.Errorf("Sink type %q does not support being used for historical access", uri.Key)
}
}
result = append(result, sink)
}
if metric == nil {
uri := flags.Uri{}
uri.Set("metric")
sink, err := this.Build(uri)
if err == nil {
result = append(result, sink)
metric = sink.(*metricsink.MetricSink)
} else {
glog.Errorf("Error while creating metric sink: %v", err)
}
}
if len(historicalUri) > 0 && historical == nil {
glog.Errorf("Error while initializing historical access: unable to use sink %q as a historical source", historicalUri)
}
return metric, result, historical
}
func NewSinkFactory() *SinkFactory {
return &SinkFactory{}
}