ci/respdiff/respdiff-udp.conf

+# SPDX-License-Identifier: GPL-3.0-or-later
+
+[sendrecv]
+# in seconds
+timeout = 11
+# number of queries to run simultaneously
+jobs = 64
+# in seconds (float); delay each query by a random time (uniformly distributed) between min and max; set max to 0 to disable
+time_delay_min = 0
+time_delay_max = 0
+
+[servers]
+names = kresd, bind, unbound
+# symbolic names of DNS servers under test
+# separate multiple values by ,
+
+# each symbolic name in [servers] section refers to config section
+# containing IP address and port of particular server
+[kresd]
+ip = 127.0.0.1
+port = 5353
+transport = udp
+graph_color = #00a2e2
+restart_script = ./ci/respdiff/restart-kresd.sh
+
+[bind]
+ip = 127.0.0.1
+port = 53533
+transport = udp
+graph_color = #e2a000
+restart_script = ./ci/respdiff/restart-bind.sh
+
+[unbound]
+ip = 127.0.0.1
+port = 53535
+transport = udp
+graph_color = #218669
+restart_script = ./ci/respdiff/restart-unbound.sh
+
+[diff]
+# symbolic name of server under test
+# other servers are used as reference when comparing answers from the target
+target = kresd
+
+# fields and comparison methods used when comparing two DNS messages
+criteria = opcode, rcode, flags, question, answertypes, answerrrsigs
+# other supported criteria values: authority, additional, edns, nsid
+
+[report]
+# diffsum reports mismatches in field values in this order
+# if particular message has multiple mismatches, it is counted only once into category with highest weight
+field_weights = timeout, malformed, opcode, question, rcode, flags, answertypes, answerrrsigs, answer, authority, additional, edns, nsid

ci/respdiff/restart-bind.sh

+#!/bin/sh
+# SPDX-License-Identifier: GPL-3.0-or-later
+service named restart

ci/respdiff/restart-kresd.sh

+#!/bin/sh
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+exec > /dev/null
+exec 2>&1
+
+killall -w kresd
+rm -f '*.mdb'
+$PREFIX/sbin/kresd -n -q -c $(pwd)/ci/respdiff/kresd.config &>>kresd.log &
+
+# wait until socket is receiving connections
+sleep 1

ci/respdiff/restart-unbound.sh

+#!/bin/sh
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+service unbound restart

ci/respdiff/run-respdiff-tests.sh

+#!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# $1 == udp/tcp/tls, it selects configuration file to use
+# respdiff scripts must be present in /var/opt/respdiff
+set -o errexit -o nounset -o xtrace
+
+NDIFFREPRO=3
+
+wget -qO- https://gitlab.nic.cz/knot/respdiff/snippets/238/raw?inline=false | head -n 5000 > /tmp/queries.txt
+mkdir results
+rm -rf respdiff.db
+
+CONFIG="$(pwd)/ci/respdiff/respdiff-${1}.conf"
+/var/opt/respdiff/qprep.py respdiff.db < /tmp/queries.txt
+time /var/opt/respdiff/orchestrator.py respdiff.db -c "${CONFIG}"
+time /var/opt/respdiff/msgdiff.py respdiff.db -c "${CONFIG}"
+for i in $(seq $NDIFFREPRO); do
+	time /var/opt/respdiff/diffrepro.py -c "${CONFIG}" respdiff.db
+done
+/var/opt/respdiff/diffsum.py respdiff.db -c "${CONFIG}" > results/respdiff.txt
+/var/opt/respdiff/histogram.py respdiff.db -c "${CONFIG}" -o results/histogram.svg
+: minimize LMDB and log size so they can be effectively archived
+mkdir results/respdiff.db
+mdb_copy -c respdiff.db results/respdiff.db
+xz -9 results/respdiff.db/data.mdb
+xz kresd.log

ci/respdiff/start-resolvers.sh

+# SPDX-License-Identifier: GPL-3.0-or-later
+
+#run unbound
+service unbound start && service unbound status;
+# dig @localhost -p 53535
+
+#run bind
+service named start && service named status;
+# dig @localhost -p 53533
+
+#run kresd
+$PREFIX/sbin/kresd -n -q -c $(pwd)/ci/respdiff/kresd.config &>kresd.log &
+# dig @localhost -p 5353

config.mk

-# Project
-MAJOR := 15
-MINOR := 04
-
-# Paths
-PREFIX := /usr/local
-BINDIR := /bin
-LIBDIR := /lib
-INCLUDEDIR = /include
-
-# Tools
-ifndef CC
-CC	:= cc
-endif
-CFLAGS	+= -std=c99 -D_GNU_SOURCE -Wall -fPIC -I$(abspath .) -DPACKAGE_VERSION="\"$(MAJOR).$(MINOR)\""
-RM	:= rm -f
-LN  := ln -s
-INSTALL := install
-PYTHON := python
\ No newline at end of file

configure.ac

-AC_PREREQ(2.60)
-
-# Version/identifiers
-m4_define([VERSION_MAJOR],[0])
-m4_define([VERSION_MINOR],[0])
-m4_define([VERSION_MICRO],[2])
-AC_INIT(knot-resolver, m4_defn([VERSION_MAJOR]).m4_defn([VERSION_MINOR]).m4_defn([VERSION_MICRO]), knot-dns@lists.nic.cz, knot-resolver)
-AM_INIT_AUTOMAKE([gnits subdir-objects dist-xz -Wall -Werror])
-AM_SILENT_RULES([yes])
-AC_CONFIG_HEADERS([config.h])
-AC_CONFIG_MACRO_DIR([m4])
-
-# Set compiler compatibility flags
-AC_PROG_CC_C99
-AM_PROG_CC_C_O
-AC_PROG_CPP_WERROR
-
-# Default compiler flags
-CFLAGS="$CFLAGS -Wall -Werror=format-security"
-
-# Checks for programs.
-m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) # call AM_PROG_AR only if available
-
-# Linker
-LT_INIT
-
-# Use pkg-config
-PKG_PROG_PKG_CONFIG
-
-# Platform-specific
-AM_CONDITIONAL([HOST_DARWIN], [test "x${host_os}" != "x${host_os/darwin/}"])
-
-# Check for dependencies
-AC_CHECK_FUNCS([opendir mkdtemp gettimeofday time])
-PKG_CHECK_MODULES([libknot], [libknot])
-PKG_CHECK_MODULES([libuv], [libuv], [build_daemon=yes], [build_daemon=no])
-PKG_CHECK_MODULES([cmocka], [cmocka], [build_tests=yes], [build_tests=no])
-
-# Check for python (integration tests)
-AC_ARG_ENABLE([integration-tests],
-	      AS_HELP_STRING([--enable-integration-tests], [enable integration tests (require Python devel), default: no]),
-	      [build_integration=yes], [build_integration=no])
-if test "x${build_integration}" == "xyes"; then
-	AX_PYTHON_DEVEL([>= '2.5'])
-fi
-
-# Set up conditionals
-AM_CONDITIONAL([BUILD_TESTS], [test "$build_tests" == "yes"])
-AM_CONDITIONAL([BUILD_INTEGRATION], [test "$build_integration" == "yes"])
-AM_CONDITIONAL([BUILD_DAEMON], [test "$build_daemon" == "yes"])
-
-# Check for code coverage
-AC_ARG_ENABLE([code-coverage],
-	      AS_HELP_STRING([--enable-code-coverage], [enable code coverage, default: no]),
-	      [code_coverage=yes], [code_coverage=no])
-if test "x${code_coverage}" == "xyes"; then
-	CFLAGS="${CFLAGS} --coverage -O0 -g"
-fi
-
-
-# Search other libraries
-AC_SEARCH_LIBS([mdb_env_open], [lmdb])
-
-# Config files
-AC_CONFIG_FILES([Makefile lib/Makefile tests/Makefile daemon/Makefile])
-
-# Output
-AC_OUTPUT
-AC_MSG_RESULT([
-  $PACKAGE $VERSION
-
-    Target:       $host_os $host_cpu
-    Compiler:     ${CC}
-    CFlags:       ${CFLAGS} ${CPPFLAGS} ${libuv_CFLAGS} ${libknot_CFLAGS}
-    LDFlags:      ${LDFLAGS} ${libuv_LIBS} ${libknot_LIBS}
-
-    Features:
-    ---------
-    Build tests:  ${build_tests} (integration ${build_integration})
-    Build daemon: ${build_daemon}   
-
-  Continue with 'make' command
-])

contrib/base32hex.h

+/*  Copyright (C) CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ */
+/*!
+ * \file
+ *
+ * \brief Base32hex implementation (RFC 4648).
+ *
+ * \note Input Base32hex string can contain a-v characters. These characters
+ *       are considered as A-V equivalent.
+ *
+ * \addtogroup contrib
+ * @{
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+/*!
+ * \brief Decodes text data using Base32hex.
+ *
+ * \note Input data needn't be terminated with '\0'.
+ *
+ * \note Input data must be continuous Base32hex string!
+ *
+ * \param in		Input text data.
+ * \param in_len	Length of input string.
+ * \param out		Output data buffer.
+ * \param out_len	Size of output buffer.
+ *
+ * \retval >=0		length of output data.
+ * \retval KNOT_E*	if error.
+ */
+int32_t base32hex_decode(const uint8_t  *in,
+                         const uint32_t in_len,
+                         uint8_t        *out,
+                         const uint32_t out_len);
+
+
+/*!
+ * \brief Encodes binary data using Base32hex.  Lower case is used!
+ *
+ * \note Output data buffer contains Base32hex text string which isn't
+ *       terminated with '\0'!
+ *
+ * \param in		Input binary data.
+ * \param in_len	Length of input data.
+ * \param out		Output data buffer.
+ * \param out_len	Size of output buffer.
+ *
+ * \retval >=0		length of output string.
+ * \retval <0		if error.
+ */
+int32_t base32hex_encode(const uint8_t  *in,
+                         const uint32_t in_len,
+                         uint8_t        *out,
+                         const uint32_t out_len);
+
+/*! @} */

contrib/base32hex.spdx

+SPDXVersion: SPDX-2.1
+DataLicense: CC0-1.0
+SPDXID: SPDXRef-DOCUMENT
+DocumentName: knotdns-base32hex
+DocumentNamespace: http://spdx.org/spdxdocs/spdx-v2.1-4f29f08d-5fbf-4793-934c-9a6a2e6d5517
+
+PackageName: knotdns-base32hex
+PackageDownloadLocation: git+https://gitlab.nic.cz/knot/knot-dns.git@2b3c828a4cb8d9595318552483d4947345426c30#src/libknot/internal/base32hex.c
+PackageOriginator: Organization: Knot DNS contributors
+PackageLicenseDeclared: GPL-3.0-or-later

contrib/base64.spdx

+SPDXVersion: SPDX-2.1
+DataLicense: CC0-1.0
+SPDXID: SPDXRef-DOCUMENT
+DocumentName: knotdns-base64
+DocumentNamespace: http://spdx.org/spdxdocs/spdx-v2.1-669dfa8c-3b50-425f-92fc-9b7ce18999f2
+
+PackageName: knotdns-base64
+PackageDownloadLocation: git+https://gitlab.nic.cz/knot/knot-dns.git@2b3c828a4cb8d9595318552483d4947345426c30#src/libknot/internal/base64.c
+PackageOriginator: Organization: Knot DNS contributors
+PackageLicenseDeclared: GPL-3.0-or-later

contrib/ccan/asprintf/LICENSE

+../../licenses/BSD-MIT
\ No newline at end of file

contrib/ccan/asprintf/asprintf.spdx

+SPDXVersion: SPDX-2.1
+DataLicense: CC0-1.0
+SPDXID: SPDXRef-DOCUMENT
+DocumentName: ccan-asprintf
+DocumentNamespace: http://spdx.org/spdxdocs/spdx-v2.1-40d4b71d-00e9-4e75-b6da-559203e6b815
+
+PackageName: asprintf
+PackageDownloadLocation: git+https://github.com/rustyrussell/ccan@fb1dfd092940905883ea6473162f5f6e36624da2#ccan/asprintf
+PackageOriginator: Person: Rusty Russell (rusty@rustcorp.com.au)
+PackageLicenseDeclared: MIT