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30 lines
987 B
Go
30 lines
987 B
Go
// Copyright (c) 2020 Tailscale Inc & 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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// Package tlsdial originally existed to set up a tls.Config for x509
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// validation, using a memory-optimized path for iOS, but then we
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// moved that to the tailscale/go tree instead, so now this package
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// does very little. But for now we keep it as a unified point where
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// we might want to add shared policy on outgoing TLS connections from
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// the 3 places in the client that connect to Tailscale (logs,
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// control, DERP).
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package tlsdial
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import "crypto/tls"
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// Config returns a tls.Config for dialing the given host.
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// If base is non-nil, it's cloned as the base config before
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// being configured and returned.
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func Config(host string, base *tls.Config) *tls.Config {
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var conf *tls.Config
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if base == nil {
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conf = new(tls.Config)
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} else {
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conf = base.Clone()
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}
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conf.ServerName = host
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return conf
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}
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