github.com/caesarxuchao/heapster@v1.1.0/events/sinks/factory.go (about)

     1  // Copyright 2015 Google Inc. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package sinks
    16  
    17  import (
    18  	"fmt"
    19  
    20  	"k8s.io/heapster/common/flags"
    21  	"k8s.io/heapster/events/core"
    22  	"k8s.io/heapster/events/sinks/elasticsearch"
    23  	"k8s.io/heapster/events/sinks/gcl"
    24  	"k8s.io/heapster/events/sinks/influxdb"
    25  	"k8s.io/heapster/events/sinks/log"
    26  
    27  	"github.com/golang/glog"
    28  )
    29  
    30  type SinkFactory struct {
    31  }
    32  
    33  func (this *SinkFactory) Build(uri flags.Uri) (core.EventSink, error) {
    34  	switch uri.Key {
    35  	case "gcl":
    36  		return gcl.CreateGCLSink(&uri.Val)
    37  	case "log":
    38  		return logsink.CreateLogSink()
    39  	case "influxdb":
    40  		return influxdb.CreateInfluxdbSink(&uri.Val)
    41  	case "elasticsearch":
    42  		return elasticsearch.NewElasticSearchSink(&uri.Val)
    43  	default:
    44  		return nil, fmt.Errorf("Sink not recognized: %s", uri.Key)
    45  	}
    46  }
    47  
    48  func (this *SinkFactory) BuildAll(uris flags.Uris) []core.EventSink {
    49  	result := make([]core.EventSink, 0, len(uris))
    50  	for _, uri := range uris {
    51  		sink, err := this.Build(uri)
    52  		if err != nil {
    53  			glog.Errorf("Failed to create sink: %v", err)
    54  			continue
    55  		}
    56  		result = append(result, sink)
    57  	}
    58  	return result
    59  }
    60  
    61  func NewSinkFactory() *SinkFactory {
    62  	return &SinkFactory{}
    63  }