mirror of https://github.com/perkeep/perkeep.git
40 lines
1.0 KiB
Go
40 lines
1.0 KiB
Go
// +build !nocgo
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/*
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Copyright 2016 The Perkeep 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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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// Package netutil identifies the system userid responsible for
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// localhost TCP connections.
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package netutil // import "perkeep.org/internal/netutil"
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import (
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"os"
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"os/user"
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"strconv"
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)
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func uidFromUsernameFn(username string) (uid int, err error) {
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if uid := os.Getuid(); uid != 0 && username == os.Getenv("USER") {
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return uid, nil
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}
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u, err := user.Lookup(username)
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if err == nil {
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uid, err := strconv.Atoi(u.Uid)
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return uid, err
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}
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return 0, err
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}
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