19270956093

Committed 11 Nov 2025 03:47PM UTC coverage: 71.963% (-1.1%) from 73.033%

Build # 19270956093

Build Type

Pull #16108

github

Committed by

web-flow

Commit Message

Merge 5dfa6a614 into 305d85b39

Pull Request Pull Request #16108: dnsdist: implement simple packet shuffle in cache

Run Details

24964 of 40136 branches covered (62.2%)

Branch coverage included in aggregate %.

0 of 91 new or added lines in 2 files covered. (0.0%)

2119 existing lines in 52 files now uncovered.

83511 of 110602 relevant lines covered (75.51%)

5807260.76 hits per line

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0.0

/pdns/proxy-protocol.hh

/*
 * This file is part of PowerDNS or dnsdist.
 * Copyright -- PowerDNS.COM B.V. and its contributors
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * In addition, for the avoidance of any doubt, permission is granted to
 * link this program with OpenSSL and to (re)distribute the binaries
 * produced as the result of such linking.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#pragma once

#include "iputils.hh"

struct ProxyProtocolValue
{
  std::string content;
  uint8_t type;

  bool operator==(const ProxyProtocolValue& rhs) const
  {
    return type == rhs.type && content == rhs.content;
  }

  enum class Types : uint8_t { PP_TLV_ALPN = 0x01, PP_TLV_SSL = 0x20 };
};

static constexpr size_t s_proxyProtocolMinimumHeaderSize = 16;

std::string makeLocalProxyHeader();
std::string makeProxyHeader(bool tcp, const ComboAddress& source, const ComboAddress& destination, const std::vector<ProxyProtocolValue>& values);

/* returns: number of bytes consumed (positive) after successful parse
         or number of bytes missing (negative)
         or unfixable parse error (0)*/
template<typename Container> ssize_t isProxyHeaderComplete(const Container& header, bool* proxy=nullptr, bool* tcp=nullptr, size_t* addrSizeOut=nullptr, uint8_t* protocolOut=nullptr);

/* returns: number of bytes consumed (positive) after successful parse
         or number of bytes missing (negative)
         or unfixable parse error (0)*/
template<typename Container> ssize_t parseProxyHeader(const Container& header, bool& proxy, ComboAddress& source, ComboAddress& destination, bool& tcp, std::vector<ProxyProtocolValue>& values);

1	/*
2	* This file is part of PowerDNS or dnsdist.
3	* Copyright -- PowerDNS.COM B.V. and its contributors
4	*
5	* This program is free software; you can redistribute it and/or modify
6	* it under the terms of version 2 of the GNU General Public License as
7	* published by the Free Software Foundation.
8	*
9	* In addition, for the avoidance of any doubt, permission is granted to
10	* link this program with OpenSSL and to (re)distribute the binaries
11	* produced as the result of such linking.
12	*
13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.
17	*
18	* You should have received a copy of the GNU General Public License
19	* along with this program; if not, write to the Free Software
20	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21	*/
22
23	#pragma once
24
25	#include "iputils.hh"
26
27	struct ProxyProtocolValue
28	{
29	std::string content;
30	uint8_t type;
31
32	bool operator==(const ProxyProtocolValue& rhs) const
UNCOV 33	{	×
UNCOV 34	return type == rhs.type && content == rhs.content;	×
UNCOV 35	}	×
36
37	enum class Types : uint8_t { PP_TLV_ALPN = 0x01, PP_TLV_SSL = 0x20 };
38	};
39
40	static constexpr size_t s_proxyProtocolMinimumHeaderSize = 16;
41
42	std::string makeLocalProxyHeader();
43	std::string makeProxyHeader(bool tcp, const ComboAddress& source, const ComboAddress& destination, const std::vector<ProxyProtocolValue>& values);
44
45	/* returns: number of bytes consumed (positive) after successful parse
46	or number of bytes missing (negative)
47	or unfixable parse error (0)*/
48	template<typename Container> ssize_t isProxyHeaderComplete(const Container& header, bool* proxy=nullptr, bool* tcp=nullptr, size_t* addrSizeOut=nullptr, uint8_t* protocolOut=nullptr);
49
50	/* returns: number of bytes consumed (positive) after successful parse
51	or number of bytes missing (negative)
52	or unfixable parse error (0)*/
53	template<typename Container> ssize_t parseProxyHeader(const Container& header, bool& proxy, ComboAddress& source, ComboAddress& destination, bool& tcp, std::vector<ProxyProtocolValue>& values);

PowerDNS / pdns / 19270956093

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