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02430f88da
Use Utsname from golang.org/x/sys/unix which contains byte array instead of int8/uint8 array members. This allows to simplify the string conversions of these members. Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
38 lines
1.3 KiB
Go
38 lines
1.3 KiB
Go
// Copyright 2017 The Prometheus Authors
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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 runtime
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import (
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"bytes"
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"golang.org/x/sys/unix"
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)
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// Uname returns the uname of the host machine.
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func Uname() string {
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buf := unix.Utsname{}
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err := unix.Uname(&buf)
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if err != nil {
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panic("unix.Uname failed: " + err.Error())
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}
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str := "(" + string(buf.Sysname[:bytes.IndexByte(buf.Sysname[:], 0)])
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str += " " + string(buf.Release[:bytes.IndexByte(buf.Release[:], 0)])
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str += " " + string(buf.Version[:bytes.IndexByte(buf.Version[:], 0)])
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str += " " + string(buf.Machine[:bytes.IndexByte(buf.Machine[:], 0)])
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str += " " + string(buf.Nodename[:bytes.IndexByte(buf.Nodename[:], 0)])
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str += " " + string(buf.Domainname[:bytes.IndexByte(buf.Domainname[:], 0)]) + ")"
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return str
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}
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