mirror of
https://github.com/go-gitea/gitea
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48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
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// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package proxyprotocol
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import (
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"net"
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"time"
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)
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// Listener is used to wrap an underlying listener,
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// whose connections may be using the HAProxy Proxy Protocol (version 1 or 2).
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// If the connection is using the protocol, the RemoteAddr() will return
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// the correct client address.
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//
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// Optionally define ProxyHeaderTimeout to set a maximum time to
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// receive the Proxy Protocol Header. Zero means no timeout.
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type Listener struct {
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Listener net.Listener
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ProxyHeaderTimeout time.Duration
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AcceptUnknown bool // allow PROXY UNKNOWN
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}
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// Accept implements the Accept method in the Listener interface
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// it waits for the next call and returns a wrapped Conn.
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func (p *Listener) Accept() (net.Conn, error) {
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// Get the underlying connection
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conn, err := p.Listener.Accept()
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if err != nil {
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return nil, err
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}
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newConn := NewConn(conn, p.ProxyHeaderTimeout)
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newConn.acceptUnknown = p.AcceptUnknown
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return newConn, nil
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}
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// Close closes the underlying listener.
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func (p *Listener) Close() error {
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return p.Listener.Close()
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}
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// Addr returns the underlying listener's network address.
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func (p *Listener) Addr() net.Addr {
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return p.Listener.Addr()
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}
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