mirror of
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49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
// Copyright The OpenTelemetry Authors
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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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//go:build windows
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// +build windows
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package resource // import "go.opentelemetry.io/otel/sdk/resource"
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import (
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"golang.org/x/sys/windows/registry"
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)
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// implements hostIDReader
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type hostIDReaderWindows struct{}
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// read reads MachineGuid from the windows registry key:
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// SOFTWARE\Microsoft\Cryptography
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func (*hostIDReaderWindows) read() (string, error) {
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k, err := registry.OpenKey(
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registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Cryptography`,
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registry.QUERY_VALUE|registry.WOW64_64KEY,
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)
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if err != nil {
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return "", err
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}
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defer k.Close()
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guid, _, err := k.GetStringValue("MachineGuid")
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if err != nil {
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return "", err
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}
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return guid, nil
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}
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var platformHostIDReader hostIDReader = &hostIDReaderWindows{}
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