58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cloudinfo
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import (
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"io/ioutil"
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"strings"
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info "github.com/google/cadvisor/info/v1"
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"cloud.google.com/go/compute/metadata"
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"github.com/golang/glog"
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)
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const (
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gceProductName = "/sys/class/dmi/id/product_name"
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google = "Google"
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)
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func onGCE() bool {
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data, err := ioutil.ReadFile(gceProductName)
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if err != nil {
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glog.V(2).Infof("Error while reading product_name: %v", err)
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return false
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}
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return strings.Contains(string(data), google)
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}
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func getGceInstanceType() info.InstanceType {
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machineType, err := metadata.Get("instance/machine-type")
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if err != nil {
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return info.UnknownInstance
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}
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responseParts := strings.Split(machineType, "/") // Extract the instance name from the machine type.
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return info.InstanceType(responseParts[len(responseParts)-1])
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}
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func getGceInstanceID() info.InstanceID {
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instanceID, err := metadata.Get("instance/id")
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if err != nil {
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return info.UnknownInstance
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}
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return info.InstanceID(info.InstanceType(instanceID))
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}
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