mirror of https://go.googlesource.com/go
41 lines
866 B
Go
41 lines
866 B
Go
// Copyright 2023 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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//go:build unix
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package runtime
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import (
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"internal/stringslite"
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)
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func secure() {
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initSecureMode()
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if !isSecureMode() {
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return
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}
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// When secure mode is enabled, we do one thing: enforce specific
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// environment variable values (currently we only force GOTRACEBACK=none)
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//
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// Other packages may also disable specific functionality when secure mode
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// is enabled (determined by using linkname to call isSecureMode).
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secureEnv()
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}
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func secureEnv() {
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var hasTraceback bool
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for i := 0; i < len(envs); i++ {
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if stringslite.HasPrefix(envs[i], "GOTRACEBACK=") {
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hasTraceback = true
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envs[i] = "GOTRACEBACK=none"
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}
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}
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if !hasTraceback {
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envs = append(envs, "GOTRACEBACK=none")
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}
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}
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