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53 lines
1.2 KiB
Go
53 lines
1.2 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build dragonfly freebsd linux nacl netbsd openbsd solaris
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package syscerts
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import (
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"crypto/x509"
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"io/ioutil"
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)
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// Possible directories with certificate files; stop after successfully
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// reading at least one file from a directory.
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var certDirectories = []string{
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"/etc/ssl/certs", // SLES10/SLES11, https://golang.org/issue/12139
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"/system/etc/security/cacerts", // Android
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}
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func initSystemRoots() {
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roots := x509.NewCertPool()
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for _, file := range certFiles {
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data, err := ioutil.ReadFile(file)
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if err == nil {
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roots.AppendCertsFromPEM(data)
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systemRoots = roots
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return
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}
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}
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for _, directory := range certDirectories {
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fis, err := ioutil.ReadDir(directory)
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if err != nil {
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continue
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}
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rootsAdded := false
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for _, fi := range fis {
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data, err := ioutil.ReadFile(directory + "/" + fi.Name())
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if err == nil && roots.AppendCertsFromPEM(data) {
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rootsAdded = true
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}
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}
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if rootsAdded {
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systemRoots = roots
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return
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}
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}
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// All of the files failed to load. systemRoots will be nil which will
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// trigger a specific error at verification time.
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}
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