30077956379

Committed 24 Jul 2026 08:09AM UTC coverage: 65.851% (+33.5%) from 32.397%

Build # 30077956379

Build Type

Pull #17777

github

Committed by

web-flow

Commit Message

Merge 415a18aa0 into 66bf53f54

Pull Request Pull Request #17777: dnsdist: Split packet processing functions out of `dnsdist.cc`

Coverage Stats

40385 of 74594 branches covered (54.14%)

Branch coverage included in aggregate %.

110418 of 154411 relevant lines covered (71.51%)

8343012.29 hits per line

Source File
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75.61

/modules/lua2backend/lua2backend.cc

/*
 * 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
 * MERCHANTAPILITY 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.
 */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "pdns/logger.hh"
#include "pdns/arguments.hh"
#include "lua2backend.hh"

class Lua2Factory : public BackendFactory
{
public:
  Lua2Factory() :
    BackendFactory("lua2") {}

  void declareArguments(const string& suffix = "") override
  {
    declare(suffix, "filename", "Filename of the script for lua backend", "powerdns-luabackend.lua");
    declare(suffix, "query-logging", "Logging of the Lua2 Backend", "no");
    declare(suffix, "api", "Lua backend API version", "2");
  }

  DNSBackend* make(const string& suffix = "") override
  {
    const std::string apiSet = "lua2" + suffix + "-api";
    const int api = ::arg().asNum(apiSet);
    std::shared_ptr<Logr::Logger> slog;
    DNSBackend* be;
    switch (api) {
    case 1:
      throw PDNSException("Use luabackend for api version 1");
    case 2:
      if (g_slogStructured) {
        slog = g_slog->withName("lua2" + suffix);
      }
      be = new Lua2BackendAPIv2(slog, suffix);
      break;
    default:
      throw PDNSException("Unsupported ABI version " + ::arg()[apiSet]);
    }
    return be;
  }
};

class Lua2Loader
{
public:
  Lua2Loader()
  {
    BackendMakers().report(std::make_unique<Lua2Factory>());

    // If this module is not loaded dynamically at runtime, this code runs
    // as part of a global constructor, before the structured logger has a
    // chance to be set up, so fallback to simple logging.
    g_log << Logger::Info << "[lua2backend] This is the lua2 backend version " VERSION
#ifndef REPRODUCIBLE
          << " (" __DATE__ " " __TIME__ ")"
#endif
          << " reporting" << endl;
  }
};

static Lua2Loader luaLoader;

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	* MERCHANTAPILITY 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	#ifdef HAVE_CONFIG_H
23	#include "config.h"
24	#endif
25	#include "pdns/logger.hh"
26	#include "pdns/arguments.hh"
27	#include "lua2backend.hh"
28
29	class Lua2Factory : public BackendFactory
30	{
31	public:
32	Lua2Factory() :
33	BackendFactory("lua2") {}	6,222✔
34
35	void declareArguments(const string& suffix = "") override
36	{	2✔
37	declare(suffix, "filename", "Filename of the script for lua backend", "powerdns-luabackend.lua");	2✔
38	declare(suffix, "query-logging", "Logging of the Lua2 Backend", "no");	2✔
39	declare(suffix, "api", "Lua backend API version", "2");	2✔
40	}	2✔
41
42	DNSBackend* make(const string& suffix = "") override
43	{	20✔
44	const std::string apiSet = "lua2" + suffix + "-api";	20✔
45	const int api = ::arg().asNum(apiSet);	20✔
46	std::shared_ptr<Logr::Logger> slog;	20✔
47	DNSBackend* be;	20✔
48	switch (api) {	20✔
49	case 1:	×
50	throw PDNSException("Use luabackend for api version 1");	×
51	case 2:	20!
52	if (g_slogStructured) {	20!
53	slog = g_slog->withName("lua2" + suffix);	×
54	}	×
55	be = new Lua2BackendAPIv2(slog, suffix);	20✔
56	break;	20✔
57	default:	×
58	throw PDNSException("Unsupported ABI version " + ::arg()[apiSet]);	×
59	}	20✔
60	return be;	20✔
61	}	20✔
62	};
63
64	class Lua2Loader
65	{
66	public:
67	Lua2Loader()
68	{	6,222✔
69	BackendMakers().report(std::make_unique<Lua2Factory>());	6,222✔
70
71	// If this module is not loaded dynamically at runtime, this code runs
72	// as part of a global constructor, before the structured logger has a
73	// chance to be set up, so fallback to simple logging.
74	g_log << Logger::Info << "[lua2backend] This is the lua2 backend version " VERSION	6,222✔
75	#ifndef REPRODUCIBLE	6,222✔
76	<< " (" __DATE__ " " __TIME__ ")"	6,222✔
77	#endif	6,222✔
78	<< " reporting" << endl;	6,222✔
79	}	6,222✔
80	};
81
82	static Lua2Loader luaLoader;

PowerDNS / pdns / 30077956379

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