packer-cn/vendor/contrib.go.opencensus.io/exporter/ocagent/nodeinfo.go

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2019-04-20 19:53:34 -04:00
// Copyright 2018, OpenCensus Authors
//
// 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 ocagent
import (
"os"
commonpb "github.com/census-instrumentation/opencensus-proto/gen-go/agent/common/v1"
"go.opencensus.io"
)
// NodeWithStartTime creates a node using nodeName and derives:
// Hostname from the environment
// Pid from the current process
// StartTimestamp from the start time of this process
// Language and library information.
func NodeWithStartTime(nodeName string) *commonpb.Node {
return &commonpb.Node{
Identifier: &commonpb.ProcessIdentifier{
HostName: os.Getenv("HOSTNAME"),
Pid: uint32(os.Getpid()),
StartTimestamp: timeToTimestamp(startTime),
},
LibraryInfo: &commonpb.LibraryInfo{
Language: commonpb.LibraryInfo_GO_LANG,
ExporterVersion: Version,
CoreLibraryVersion: opencensus.Version(),
},
ServiceInfo: &commonpb.ServiceInfo{
Name: nodeName,
},
Attributes: make(map[string]string),
}
}