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Knot DNS
Knot DNS
Commit 528b2232 authored by Daniel Salzman's avatar Daniel Salzman
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Remove flex/bison based configuration

parent d822f302
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Showing with 5 additions and 3683 deletions
.gitignore
View file @ 528b2232
......@@ -56,9 +56,6 @@
/m4/ltsugar.m4
/m4/ltversion.m4
/m4/lt~obsolete.m4
/src/knot/conf/libknotd_la-cf-lex.c
/src/knot/conf/libknotd_la-cf-parse.c
/src/knot/conf/libknotd_la-cf-parse.h
/src/dnssec/libdnssec.pc
/src/libknot-int.pc
/src/libknot.pc
......
.travis.yml
View file @ 528b2232
......@@ -4,11 +4,11 @@ compiler:
before_install:
- sudo add-apt-repository --yes ppa:cz.nic-labs/knot-dns
- sudo apt-get update -qq
- sudo apt-get install -qq autotools-dev autoconf automake libtool libssl-dev liburcu-dev flex bison ragel pkg-config texinfo texlive lcov liblmdb-dev
- sudo apt-get install -qq autotools-dev autoconf automake libtool libssl-dev liburcu-dev pkg-config texinfo texlive lcov liblmdb-dev
- sudo pip install cpp-coveralls --use-mirrors
before_script:
- autoreconf -fi
script:
- ./configure --disable-fastparser --disable-shared --enable-static --enable-code-coverage && make && make -k check
after_success:
- coveralls --exclude tests/ --exclude src/cf-lex.l --exclude src/cf-parse.y --exclude ./src/utils/ --exclude ./src/libtap --exclude ./src/zscanner --build-root ./src/
- coveralls --exclude tests/ --exclude ./src/utils/ --exclude ./src/libtap --exclude ./src/zscanner --build-root ./src/
Makefile.am
View file @ 528b2232
......@@ -57,14 +57,12 @@ endif
code-coverage-html:
if CODE_COVERAGE_ENABLED
@echo "Generating code coverage HTML report (this might take a while)"
@cp src/knot/conf/cf-lex.l src/knot/conf/cf-parse.y src/
LANG=C $(GENHTML) $(code_coverage_quiet) \
--output-directory $(CODE_COVERAGE_HTML) \
--title "Knot DNS $(PACKAGE_VERSION) Code Coverage" \
--legend --show-details \
--ignore-errors source \
$(CODE_COVERAGE_INFO)
-@rm src/cf-lex.l src/cf-parse.y
else
@echo "You need to run configure with --enable-code-coverage to enable code coverage"
endif
......
README
View file @ 528b2232
......@@ -4,8 +4,6 @@ Dependencies
Knot DNS has several dependencies:
* libtool
* autoconf > 2.65
* flex >= 2.5.31
* bison >= 2.3
* liburcu >= 0.5.4
* gnutls >= 3.0
* jansson >= 2.3
......@@ -41,7 +39,7 @@ $ sudo apt-get upgrade
Install prerequisites:
$ sudo apt-get install \
libtool autoconf flex bison liburcu-dev libgnutls28-dev libjansson-dev
libtool autoconf liburcu-dev libgnutls28-dev libjansson-dev
Install optional packages to override embedded libraries:
$ sudo apt-get install liblmdb-dev
......@@ -59,7 +57,7 @@ Install basic development tools:
Install prerequisites:
# yum install \
libtool autoconf flex bison userspace-rcu-devel gnutls-devel jansson-devel
libtool autoconf userspace-rcu-devel gnutls-devel jansson-devel
Install optional packages to override embedded libraries:
# yum install lmdb-devel
......
configure.ac
View file @ 528b2232
......@@ -168,38 +168,6 @@ AC_SUBST(config_dir)
# Dependencies needed for Knot DNS daemon
#########################################
AS_IF([test "$enable_daemon" = "yes"],[
AC_CACHE_CHECK([for reentrant lex], [ac_cv_path_LEX],
[AC_PATH_PROGS_FEATURE_CHECK([LEX], [$LEX flex gflex],
[cat >conftest.l <<_ACEOF
%{
%}
%option reentrant
%option bison-bridge
%option noinput
%option nounput
%option noreject
BLANK [ \t\n]
%%
<<EOF>> return 0;
%%
_ACEOF
_AC_DO_VAR(ac_path_LEX conftest.l)
test $ac_status -eq 0 && ac_cv_path_LEX=$ac_path_LEX ac_path_LEX_found=true
rm -f conftest.l lexyy.c lex.yy.c
],
[AC_MSG_ERROR([could not find lex that supports reentrant parsers])])])
AC_SUBST([LEX], [$ac_cv_path_LEX])
AM_PROG_LEX
AC_PROG_YACC
YACC_BISON=`bison --version | awk '{print $1;exit}'`
AS_IF([test "x$YACC_BISON" != "xbison"],
[AC_MSG_ERROR([GNU bison needed for reentrant parsers, set the \$YACC variable before running configure])])
])
# Systemd integration
......
doc/installation.rst
View file @ 528b2232
......@@ -25,8 +25,6 @@ Knot DNS build system relies on these standard tools:
* make
* libtool
* autoconf >= 2.65
* flex >= 2.5.31
* bison >= 2.3
.. _Required libraries:
......
src/Makefile.am
View file @ 528b2232
......@@ -7,7 +7,6 @@ lib_LTLIBRARIES = \
libknot-yparser.la
noinst_LTLIBRARIES =
# $(YACC) will generate header file
AM_CPPFLAGS = \
-include $(top_builddir)/src/config.h \
-DCONFIG_DIR='"${config_dir}"' \
......@@ -17,9 +16,6 @@ AM_CPPFLAGS = \
AM_CFLAGS = $(CODE_COVERAGE_CFLAGS)
AM_LDFLAGS = $(CODE_COVERAGE_LDFLAGS)
AM_YFLAGS = -d
libknotd_la_YFLAGS = -pcf_ -d
libknotd_la_LFLAGS = # TODO: reentrant parser, prefix
######################
# Knot DNS Libraries #
......@@ -190,16 +186,6 @@ if HAVE_DAEMON
sbin_PROGRAMS = knotc knotd
noinst_LTLIBRARIES += libknotd.la
BUILT_SOURCES = \
knot/conf/libknotd_la-cf-lex.c \
knot/conf/libknotd_la-cf-parse.c \
knot/conf/libknotd_la-cf-parse.h
CLEANFILES = \
knot/conf/libknotd_la-cf-lex.c \
knot/conf/libknotd_la-cf-parse.c \
knot/conf/libknotd_la-cf-parse.h
knotc_SOURCES = \
knot/ctl/knotc_main.c
......@@ -208,14 +194,6 @@ knotd_SOURCES = \
# static: server shared
libknotd_la_SOURCES = \
knot/conf/cf-lex.l \
knot/conf/cf-parse.y \
knot/conf/conf.c \
knot/conf/conf.h \
knot/conf/extra.c \
knot/conf/extra.h \
knot/conf/includes.c \
knot/conf/includes.h \
knot/ctl/estimator.c \
knot/ctl/estimator.h \
knot/ctl/process.c \
......
src/knot/common/log.h
View file @ 528b2232
......@@ -43,8 +43,6 @@
#include "libknot/dname.h"
struct conf;
/*! \brief Log facility types. */
typedef enum {
LOGT_SYSLOG = 0, /*!< Logging to syslog(3) facility. */
......
src/knot/conf/cf-lex.l deleted 100644 → 0
View file @ d822f302
/* Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>.
*/
/*!
* \file cf-lex.l
*
* \author Ondrej Sury <ondrej.sury@nic.cz>
*
* \brief Server configuration structures and API.
*
* IP address conversions from BIRD, (c) 1998--2000 Martin Mares <mj@ucw.cz>
*/
%{
#include <config.h>
#include <dirent.h>
#include <errno.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdbool.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "libknot/internal/sockaddr.h"
#include "knot/conf/conf.h"
#include "knot/conf/includes.h"
#include "knot/conf/extra.h"
#include "knot/common/log.h"
#include "libknotd_la-cf-parse.h" /* Automake generated header. */
/* Imported symbols. */
#define lval (yylval->tok)
extern void cf_error(void *scanner, const char *format, ...);
extern int (*cf_read_hook)(char *buf, size_t nbytes);
void switch_input(const char *str, void *scanner)
{
yy_scan_string(str, scanner);
}
/* Convert hex to binary. */
static inline char xd(char d) {
if (d >= '0' && d <= '9') return d - '0';
if (d >= 'a' && d <= 'f') return d - 'a' + 10;
if (d >= 'A' && d <= 'F') return d - 'A' + 10;
return 0;
}
int hex2bin(const char* src, char *dst, size_t len) {
for (unsigned i = 0; i < len; ++i) {
dst[i] = (xd(src[i<<1])<<4) + xd(src[(i<<1)+1]);
}
return 0;
}
//#define YY_INPUT(buf,result,max) result = cf_read_hook(buf, max);
#define YY_NO_UNPUT
%}
%option reentrant
%option bison-bridge
%option noyywrap
%option noinput
%option nounput
%option noreject
%option yylineno
%option prefix = "cf_"
%option outfile = "lex.yy.c"
%option extra-type = "conf_extra_t *"
%x include
ALPHA [a-zA-Z_]
DIGIT [0-9]
HEXA [0-9a-fA-F]
ALNUM [a-zA-Z_0-9]
BLANK [ \t\n]
%%
\#.*\n /* Ignore comments */;
{BLANK}+ /* Ignore whitespace */;
[\=\!\$\%\^\&\*\(\)\/\+\-\@\{\}\;\,] { return yytext[0]; }
system { lval.t = yytext; return SYSTEM; }
identity { lval.t = yytext; return IDENTITY; }
hostname { lval.t = yytext; return HOSTNAME; }
version { lval.t = yytext; return SVERSION; }
nsid { lval.t = yytext; return NSID; }
max-udp-payload { lval.t = yytext; return MAX_UDP_PAYLOAD; }
storage { lval.t = yytext; return STORAGE; }
key { lval.t = yytext; return KEY; }
keys { lval.t = yytext; return KEYS; }
remotes { lval.t = yytext; return REMOTES; }
groups { lval.t = yytext; return GROUPS; }
zones { lval.t = yytext; return ZONES; }
file { lval.t = yytext; return FILENAME; }
disable-any { lval.t = yytext; return DISABLE_ANY; }
semantic-checks { lval.t = yytext; return SEMANTIC_CHECKS; }
notify-retries { lval.t = yytext; return NOTIFY_RETRIES; }
notify-timeout { lval.t = yytext; return NOTIFY_TIMEOUT; }
zonefile-sync { lval.t = yytext; return DBSYNC_TIMEOUT; }
ixfr-fslimit { lval.t = yytext; return IXFR_FSLIMIT; }
xfr-in { lval.t = yytext; return XFR_IN; }
xfr-out { lval.t = yytext; return XFR_OUT; }
update-in { lval.t = yytext; return UPDATE_IN; }
notify-in { lval.t = yytext; return NOTIFY_IN; }
notify-out { lval.t = yytext; return NOTIFY_OUT; }
workers { lval.t = yytext; return WORKERS; }
background-workers { lval.t = yytext; return BACKGROUND_WORKERS; }
asynchronous-start { lval.t = yytext; return ASYNC_START; }
user { lval.t = yytext; return USER; }
pidfile { lval.t = yytext; return PIDFILE; }
rundir { lval.t = yytext; return RUNDIR; }
ixfr-from-differences { lval.t = yytext; return BUILD_DIFFS; }
serial-policy { lval.t = yytext; return SERIAL_POLICY; }
max-conn-idle { lval.t = yytext; return MAX_CONN_IDLE; }
max-conn-handshake { lval.t = yytext; return MAX_CONN_HS; }
max-conn-reply { lval.t = yytext; return MAX_CONN_REPLY; }
max-tcp-clients { lval.t = yytext; return MAX_TCP_CLIENTS; }
rate-limit { lval.t = yytext; return RATE_LIMIT; }
rate-limit-size { lval.t = yytext; return RATE_LIMIT_SIZE; }
rate-limit-slip { lval.t = yytext; return RATE_LIMIT_SLIP; }
transfers { lval.t = yytext; return TRANSFERS; }
dnssec-enable { lval.t = yytext; return DNSSEC_ENABLE; }
dnssec-keydir { lval.t = yytext; return DNSSEC_KEYDIR; }
signature-lifetime { lval.t = yytext; return SIGNATURE_LIFETIME; }
query_module { lval.t = yytext; return QUERY_MODULE; }
interfaces { lval.t = yytext; return INTERFACES; }
address { lval.t = yytext; return ADDRESS; }
port { lval.t = yytext; return PORT; }
via { lval.t = yytext; return VIA; }
control { lval.t = yytext; return CONTROL; }
allow { lval.t = yytext; return ALLOW; }
listen-on { lval.t = yytext; return LISTEN_ON; }
log { lval.t = yytext; return LOG; }
any { lval.t = yytext; lval.i = LOG_ANY; return LOG_SRC; }
server { lval.t = yytext; lval.i = LOG_SERVER; return LOG_SRC; }
answering {
lval.t = yytext;
lval.i = LOG_SERVER;
fprintf(stderr, "Warning: log category 'answering' is no longer "
"supported. Using 'server' instead.\n");
return LOG_SRC;
}
zone { lval.t = yytext; lval.i = LOG_ZONE; return LOG_SRC; }
stdout { lval.t = yytext; lval.i = LOGT_STDOUT; return LOG_DEST; }
stderr { lval.t = yytext; lval.i = LOGT_STDERR; return LOG_DEST; }
syslog { lval.t = yytext; lval.i = LOGT_SYSLOG; return LOG_DEST; }
debug { lval.t = yytext; lval.i = LOG_UPTO(LOG_DEBUG); return LOG_LEVEL; }
info { lval.t = yytext; lval.i = LOG_UPTO(LOG_INFO); return LOG_LEVEL; }
notice { lval.t = yytext; lval.i = LOG_UPTO(LOG_NOTICE); return LOG_LEVEL; }
warning { lval.t = yytext; lval.i = LOG_UPTO(LOG_WARNING); return LOG_LEVEL; }
error { lval.t = yytext; lval.i = LOG_UPTO(LOG_ERR); return LOG_LEVEL; }
critical { lval.t = yytext; lval.i = LOG_UPTO(LOG_CRIT); return LOG_LEVEL; }
all {
lval.t = yytext;
lval.i = LOG_UPTO(LOG_INFO);
fprintf(stderr, "Warning: log severity 'all' is no longer "
"supported. Using 'info' instead.\n");
return LOG_LEVEL;
}
increment|unixtime {
lval.t = yytext;
if (strcmp(yytext, "increment") == 0) {
lval.i = CONF_SERIAL_INCREMENT;
} else {
lval.i = CONF_SERIAL_UNIXTIME;
}
return SERIAL_POLICY_VAL;
}
on|off {
lval.t = yytext;
lval.i = 0;
if (strcmp(yytext, "on") == 0) {
lval.i = 1;
}
return BOOL;
}
include BEGIN(include);
{DIGIT}+[smhd] {
size_t mpos = strlen(yytext) - 1;
char multiplier = yytext[mpos];
yytext[mpos] = '\0';
lval.i = atoi(yytext);
if (lval.i < 1) {
cf_error(yyscanner, "interval must be a positive integer");
return END;
}
/* Handle multiplier. */
switch(multiplier) {
case 'm': lval.i *= 60; break; /* minutes */
case 'h': lval.i *= 60*60; break; /* hours */
case 'd': lval.i *= 24*60*60; break; /* days */
case 's': /* seconds */
default: break;
}
return INTERVAL;
}
{DIGIT}+[kMG] {
size_t mpos = strlen(yytext) - 1;
char multiplier = yytext[mpos];
yytext[mpos] = '\0';
lval.i = atol(yytext);
if (lval.i < 1) {
cf_error(yyscanner, "size must be a positive integer");
return END;
}
/* Handle multiplier. */
switch(multiplier) {
case 'k': lval.l = lval.i * 1024; break; /* kB */
case 'M': lval.l = lval.i * 1024*1024; break; /* MB */
case 'G': lval.l = lval.i * 1024*1024*1024; break; /* GB */
default: break;
}
return SIZE;
}
{DIGIT}+ {
lval.i = atol(yytext);
return NUM;
}
{DIGIT}+\.{DIGIT}+\.{DIGIT}+\.{DIGIT}+ {
unsigned char buf[sizeof(struct in_addr)];
if (inet_pton(AF_INET, yytext, buf)) {
lval.t = strdup(yytext);
return IPA;
}
cf_error(yyscanner, "Invalid IP address.");
}
\[({HEXA}*::|({HEXA}*:){3,})({HEXA}*|{DIGIT}+\.{DIGIT}+\.{DIGIT}+\.{DIGIT}+)\] {
unsigned char buf[sizeof(struct in6_addr)];
yytext[strlen(yytext)-1] = '\0';
if (inet_pton(AF_INET6, yytext+1, buf)) {
lval.t = strdup(yytext+1);
return IPA6;
}
cf_error(yyscanner, "Invalid IPv6 address.");
}
({HEXA}*::|({HEXA}*:){3,})({HEXA}*|{DIGIT}+\.{DIGIT}+\.{DIGIT}+\.{DIGIT}+) {
unsigned char buf[sizeof(struct in6_addr)];
if (inet_pton(AF_INET6, yytext, buf)) {
lval.t = strdup(yytext);
return IPA6;
}
cf_error(yyscanner, "Invalid IPv6 address.");
}
[0][x]{HEXA}+ {
lval.t = NULL;
lval.l = 0;
yytext = yytext + 2; /* Cut off 0x */
size_t dlen = strlen(yytext);
if (dlen % 2 == 1) {
cf_error(yyscanner, "Invalid hex-string length.");
} else {
dlen = dlen / 2;
lval.t = malloc((dlen) * sizeof(char));
if (lval.t == NULL) {
cf_error(yyscanner, "Out of memory when allocating hex-string.\n");
} else {
memset(lval.t, 0, dlen);
if (hex2bin(yytext, lval.t, dlen) < 0) {
cf_error(yyscanner, "Failed to convert hex-string to binary.\n");
} else {
lval.l = dlen;
}
}
}
return HEXSTR;
}
hmac-md5 { lval.alg = DNSSEC_TSIG_HMAC_MD5; return TSIG_ALGO_NAME; }
hmac-sha1 { lval.alg = DNSSEC_TSIG_HMAC_SHA1; return TSIG_ALGO_NAME; }
hmac-sha224 { lval.alg = DNSSEC_TSIG_HMAC_SHA224; return TSIG_ALGO_NAME; }
hmac-sha256 { lval.alg = DNSSEC_TSIG_HMAC_SHA256; return TSIG_ALGO_NAME; }
hmac-sha384 { lval.alg = DNSSEC_TSIG_HMAC_SHA384; return TSIG_ALGO_NAME; }
hmac-sha512 { lval.alg = DNSSEC_TSIG_HMAC_SHA512; return TSIG_ALGO_NAME; }
["][^"\n]*["] {
yytext[yyleng-1] = 0;
lval.t = strdup(yytext + 1);
return TEXT;
}
["][^"\n]*\n cf_error(yyscanner, "Unterminated string.");
[a-zA-Z0-9\.\-\_]+ {
lval.t = strdup(yytext);
return TEXT /* Last resort, alphanumeric word. */;
}
: /* Optional : in assignments. */;
<<EOF>> {
conf_includes_remove(yyextra->includes);
yypop_buffer_state(yyscanner);
if (!YY_CURRENT_BUFFER) {
return END;
}
}
<include>{BLANK}+
<include>["][^"\n]*["][;]{0,1} {
BEGIN(INITIAL);
// silently skip includes if there was a former error
if (yyextra->error) {
return END;
}
// remove optional semicolon
if (yytext[yyleng - 1] == ';') {
yyleng -= 1;
}
// remove quotes
yytext += 1;
yyleng -= 2;
yytext[yyleng] = '\0';
if (!conf_includes_push(yyextra->includes, yytext)) {
cf_error(yyscanner, "include loop");
return END;
}
// retrieved relative to previous config
conf_include_t *inc = conf_includes_top(yyextra->includes);
FILE *included = fopen(inc->filename, "r");
if (!included) {
cf_error(yyscanner, "cannot open file '%s'", inc->filename);
conf_includes_remove(yyextra->includes);
return END;
}
inc->handle = included;
struct stat file_stat;
if (fstat(fileno(included), &file_stat) == -1) {
cf_error(yyscanner, "cannot stat file '%s'", yytext);
conf_includes_remove(yyextra->includes);
return END;
}
if (S_ISDIR(file_stat.st_mode)) {
// Store dirname statically to reduce deallocation.
char dirname[256] = { 0 };
int ret = snprintf(dirname, sizeof(dirname), "%s",
inc->filename);
if (ret <= 0 || ret >= sizeof(dirname)) {
cf_error(yyscanner, "dir name is too long '%s'",
inc->filename);
return END;
}
// Remove include directory from the stack.
conf_includes_remove(yyextra->includes);
DIR *dp = opendir(dirname);
if (dp == NULL) {
cf_error(yyscanner, "cannot open directory '%s'",
dirname);
return END;
}
struct dirent *ep;
while ((ep = readdir(dp)) != NULL) {
// Skip names with leading dot.
if (*ep->d_name == '.') {
continue;
}
char infile[256] = { 0 };
int ret = snprintf(infile, sizeof(infile), "%s/%s",
dirname, ep->d_name);
if (ret <= 0 || ret >= sizeof(infile)) {
cf_error(yyscanner, "cannot open file '%s/%s'",
dirname, ep->d_name);
return END;
}
if (!conf_includes_push(yyextra->includes, infile)) {
cf_error(yyscanner, "include loop");
return END;
}
// retrieved relative to previous config
conf_include_t *inc = conf_includes_top(yyextra->includes);
FILE *included = fopen(inc->filename, "r");
if (!included) {
cf_error(yyscanner, "cannot open file '%s'",
inc->filename);
conf_includes_remove(yyextra->includes);
return END;
}
inc->handle = included;
YY_BUFFER_STATE bs = yy_create_buffer(included,
YY_BUF_SIZE,
yyscanner);
yypush_buffer_state(bs, yyscanner);
}
(void)closedir(dp);
} else {
YY_BUFFER_STATE bs = yy_create_buffer(included, YY_BUF_SIZE,
yyscanner);
yypush_buffer_state(bs, yyscanner);
}
}
<include>["][^"\n]*\n cf_error(yyscanner, "Unterminated string.");
%%
src/knot/conf/cf-parse.y deleted 100644 → 0
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This diff is collapsed.
src/knot/conf/conf.c deleted 100644 → 0
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src/knot/conf/conf.h deleted 100644 → 0
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/* Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>.
*/
/*!
* \file conf.h
*
* \author Ondrej Sury <ondrej.sury@nic.cz>
* \author Marek Vavrusa <marek.vavrusa@nic.cz>
*
* \brief Server configuration structures and API.
*
* \addtogroup config
* @{
*/
#pragma once
#include <sys/types.h>
#include <sys/socket.h>
#include <stdbool.h>
#include <urcu.h>
#include "libknot/dname.h"
#include "libknot/rrtype/tsig.h"
#include "libknot/dnssec/key.h"
#include "libknot/internal/lists.h"
#include "libknot/internal/namedb/namedb.h"
#include "knot/common/log.h"
#include "knot/updates/acl.h"
#include "libknot/internal/sockaddr.h"
#include "libknot/internal/trie/hat-trie.h"
#include "knot/nameserver/query_module.h"
/* Constants. */
#define CONFIG_DEFAULT_PORT 53
#define CONFIG_NOTIFY_RETRIES 5 /*!< 5 retries (suggested in RFC1996) */
#define CONFIG_NOTIFY_TIMEOUT 60 /*!< 60s (suggested in RFC1996) */
#define CONFIG_DBSYNC_TIMEOUT 0 /*!< Sync immediately. */
#define CONFIG_REPLY_WD 10 /*!< SOA/NOTIFY query timeout [s]. */
#define CONFIG_HANDSHAKE_WD 5 /*!< [secs] for connection to make a request.*/
#define CONFIG_IDLE_WD 20 /*!< [secs] of allowed inactivity between requests */
#define CONFIG_MAXTCP 100 /*!< Default limit on incoming TCP clients. */