named-checkzone.c revision c9611b45736af157e2993c6ef852e55e8e24ca83
/*
* Copyright (C) 2004-2013 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1999-2003 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: named-checkzone.c,v 1.65.32.2 2012/02/07 02:45:21 each Exp $ */
/*! \file */
#include <config.h>
#include <stdlib.h>
#include <isc/app.h>
#include <isc/commandline.h>
#include <isc/dir.h>
#include <isc/entropy.h>
#include <isc/hash.h>
#include <isc/log.h>
#include <isc/mem.h>
#include <isc/socket.h>
#include <isc/string.h>
#include <isc/task.h>
#include <isc/timer.h>
#include <isc/util.h>
#include <dns/db.h>
#include <dns/fixedname.h>
#include <dns/log.h>
#include <dns/master.h>
#include <dns/masterdump.h>
#include <dns/name.h>
#include <dns/rdataclass.h>
#include <dns/rdataset.h>
#include <dns/result.h>
#include <dns/types.h>
#include <dns/zone.h>
#include "check-tool.h"
static int quiet = 0;
static isc_mem_t *mctx = NULL;
static isc_entropy_t *ectx = NULL;
dns_zone_t *zone = NULL;
dns_zonetype_t zonetype = dns_zone_master;
static int dumpzone = 0;
static const char *output_filename;
static char *prog_name = NULL;
static const dns_master_style_t *outputstyle = NULL;
static enum { progmode_check, progmode_compile } progmode;
#define ERRRET(result, function) \
do { \
if (result != ISC_R_SUCCESS) { \
if (!quiet) \
fprintf(stderr, "%s() returned %s\n", \
function, dns_result_totext(result)); \
return (result); \
} \
} while (0)
ISC_PLATFORM_NORETURN_PRE static void
usage(void) ISC_PLATFORM_NORETURN_POST;
static void
usage(void) {
fprintf(stderr,
"usage: %s [-djqvD] [-c class] "
"[-f inputformat] [-F outputformat] [-J filename] "
"[-t directory] [-w directory] [-k (ignore|warn|fail)] "
"[-n (ignore|warn|fail)] [-m (ignore|warn|fail)] "
"[-r (ignore|warn|fail)] "
"[-i (full|full-sibling|local|local-sibling|none)] "
"[-M (ignore|warn|fail)] [-S (ignore|warn|fail)] "
"[-W (ignore|warn)] "
"%s zonename filename\n",
prog_name,
progmode == progmode_check ? "[-o filename]" : "-o filename");
exit(1);
}
static void
destroy(void) {
if (zone != NULL)
dns_zone_detach(&zone);
dns_name_destroy();
}
/*% main processing routine */
int
main(int argc, char **argv) {
int c;
char *origin = NULL;
char *filename = NULL;
isc_log_t *lctx = NULL;
isc_result_t result;
char classname_in[] = "IN";
char *classname = classname_in;
const char *workdir = NULL;
const char *inputformatstr = NULL;
const char *outputformatstr = NULL;
dns_masterformat_t inputformat = dns_masterformat_text;
dns_masterformat_t outputformat = dns_masterformat_text;
dns_masterrawheader_t header;
isc_uint32_t rawversion = 1, serialnum = 0;
isc_boolean_t snset = ISC_FALSE;
isc_boolean_t logdump = ISC_FALSE;
FILE *errout = stdout;
char *endp;
/*
* Uncomment the following line if memory debugging is needed:
* isc_mem_debugging |= ISC_MEM_DEBUGRECORD;
*/
outputstyle = &dns_master_style_full;
prog_name = strrchr(argv[0], '/');
if (prog_name == NULL)
prog_name = strrchr(argv[0], '\\');
if (prog_name != NULL)
prog_name++;
else
prog_name = argv[0];
/*
* Libtool doesn't preserve the program name prior to final
* installation. Remove the libtool prefix ("lt-").
*/
if (strncmp(prog_name, "lt-", 3) == 0)
prog_name += 3;
#define PROGCMP(X) \
(strcasecmp(prog_name, X) == 0 || strcasecmp(prog_name, X ".exe") == 0)
if (PROGCMP("named-checkzone"))
progmode = progmode_check;
else if (PROGCMP("named-compilezone"))
progmode = progmode_compile;
else
INSIST(0);
/* Compilation specific defaults */
if (progmode == progmode_compile) {
zone_options |= (DNS_ZONEOPT_CHECKNS |
DNS_ZONEOPT_FATALNS |
DNS_ZONEOPT_CHECKDUPRR |
DNS_ZONEOPT_CHECKNAMES |
DNS_ZONEOPT_CHECKNAMESFAIL |
DNS_ZONEOPT_CHECKWILDCARD);
} else
zone_options |= DNS_ZONEOPT_CHECKDUPRR;
#define ARGCMP(X) (strcmp(isc_commandline_argument, X) == 0)
isc_commandline_errprint = ISC_FALSE;
while ((c = isc_commandline_parse(argc, argv,
"c:df:hi:jJ:k:L:m:n:qr:s:t:o:vw:DF:M:S:W:"))
!= EOF) {
switch (c) {
case 'c':
classname = isc_commandline_argument;
break;
case 'd':
debug++;
break;
case 'i':
if (ARGCMP("full")) {
zone_options |= DNS_ZONEOPT_CHECKINTEGRITY |
DNS_ZONEOPT_CHECKSIBLING;
docheckmx = ISC_TRUE;
docheckns = ISC_TRUE;
dochecksrv = ISC_TRUE;
} else if (ARGCMP("full-sibling")) {
zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
docheckmx = ISC_TRUE;
docheckns = ISC_TRUE;
dochecksrv = ISC_TRUE;
} else if (ARGCMP("local")) {
zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
zone_options |= DNS_ZONEOPT_CHECKSIBLING;
docheckmx = ISC_FALSE;
docheckns = ISC_FALSE;
dochecksrv = ISC_FALSE;
} else if (ARGCMP("local-sibling")) {
zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
docheckmx = ISC_FALSE;
docheckns = ISC_FALSE;
dochecksrv = ISC_FALSE;
} else if (ARGCMP("none")) {
zone_options &= ~DNS_ZONEOPT_CHECKINTEGRITY;
zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
docheckmx = ISC_FALSE;
docheckns = ISC_FALSE;
dochecksrv = ISC_FALSE;
} else {
fprintf(stderr, "invalid argument to -i: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'f':
inputformatstr = isc_commandline_argument;
break;
case 'F':
outputformatstr = isc_commandline_argument;
break;
case 'j':
nomerge = ISC_FALSE;
break;
case 'J':
journal = isc_commandline_argument;
nomerge = ISC_FALSE;
break;
case 'k':
if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_CHECKNAMES;
zone_options &= ~DNS_ZONEOPT_CHECKNAMESFAIL;
} else if (ARGCMP("fail")) {
zone_options |= DNS_ZONEOPT_CHECKNAMES |
DNS_ZONEOPT_CHECKNAMESFAIL;
} else if (ARGCMP("ignore")) {
zone_options &= ~(DNS_ZONEOPT_CHECKNAMES |
DNS_ZONEOPT_CHECKNAMESFAIL);
} else {
fprintf(stderr, "invalid argument to -k: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'L':
snset = ISC_TRUE;
endp = NULL;
serialnum = strtol(isc_commandline_argument, &endp, 0);
if (*endp != '\0') {
fprintf(stderr, "source serial number "
"must be numeric");
exit(1);
}
break;
case 'n':
if (ARGCMP("ignore")) {
zone_options &= ~(DNS_ZONEOPT_CHECKNS|
DNS_ZONEOPT_FATALNS);
} else if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_CHECKNS;
zone_options &= ~DNS_ZONEOPT_FATALNS;
} else if (ARGCMP("fail")) {
zone_options |= DNS_ZONEOPT_CHECKNS|
DNS_ZONEOPT_FATALNS;
} else {
fprintf(stderr, "invalid argument to -n: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'm':
if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_CHECKMX;
zone_options &= ~DNS_ZONEOPT_CHECKMXFAIL;
} else if (ARGCMP("fail")) {
zone_options |= DNS_ZONEOPT_CHECKMX |
DNS_ZONEOPT_CHECKMXFAIL;
} else if (ARGCMP("ignore")) {
zone_options &= ~(DNS_ZONEOPT_CHECKMX |
DNS_ZONEOPT_CHECKMXFAIL);
} else {
fprintf(stderr, "invalid argument to -m: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'o':
output_filename = isc_commandline_argument;
break;
case 'q':
quiet++;
break;
case 'r':
if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_CHECKDUPRR;
zone_options &= ~DNS_ZONEOPT_CHECKDUPRRFAIL;
} else if (ARGCMP("fail")) {
zone_options |= DNS_ZONEOPT_CHECKDUPRR |
DNS_ZONEOPT_CHECKDUPRRFAIL;
} else if (ARGCMP("ignore")) {
zone_options &= ~(DNS_ZONEOPT_CHECKDUPRR |
DNS_ZONEOPT_CHECKDUPRRFAIL);
} else {
fprintf(stderr, "invalid argument to -r: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 's':
if (ARGCMP("full"))
outputstyle = &dns_master_style_full;
else if (ARGCMP("relative")) {
outputstyle = &dns_master_style_default;
} else {
fprintf(stderr,
"unknown or unsupported style: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 't':
result = isc_dir_chroot(isc_commandline_argument);
if (result != ISC_R_SUCCESS) {
fprintf(stderr, "isc_dir_chroot: %s: %s\n",
isc_commandline_argument,
isc_result_totext(result));
exit(1);
}
break;
case 'v':
printf(VERSION "\n");
exit(0);
case 'w':
workdir = isc_commandline_argument;
break;
case 'D':
dumpzone++;
break;
case 'M':
if (ARGCMP("fail")) {
zone_options &= ~DNS_ZONEOPT_WARNMXCNAME;
zone_options &= ~DNS_ZONEOPT_IGNOREMXCNAME;
} else if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_WARNMXCNAME;
zone_options &= ~DNS_ZONEOPT_IGNOREMXCNAME;
} else if (ARGCMP("ignore")) {
zone_options |= DNS_ZONEOPT_WARNMXCNAME;
zone_options |= DNS_ZONEOPT_IGNOREMXCNAME;
} else {
fprintf(stderr, "invalid argument to -M: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'S':
if (ARGCMP("fail")) {
zone_options &= ~DNS_ZONEOPT_WARNSRVCNAME;
zone_options &= ~DNS_ZONEOPT_IGNORESRVCNAME;
} else if (ARGCMP("warn")) {
zone_options |= DNS_ZONEOPT_WARNSRVCNAME;
zone_options &= ~DNS_ZONEOPT_IGNORESRVCNAME;
} else if (ARGCMP("ignore")) {
zone_options |= DNS_ZONEOPT_WARNSRVCNAME;
zone_options |= DNS_ZONEOPT_IGNORESRVCNAME;
} else {
fprintf(stderr, "invalid argument to -S: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'W':
if (ARGCMP("warn"))
zone_options |= DNS_ZONEOPT_CHECKWILDCARD;
else if (ARGCMP("ignore"))
zone_options &= ~DNS_ZONEOPT_CHECKWILDCARD;
break;
case '?':
if (isc_commandline_option != '?')
fprintf(stderr, "%s: invalid argument -%c\n",
prog_name, isc_commandline_option);
/* FALLTHROUGH */
case 'h':
usage();
default:
fprintf(stderr, "%s: unhandled option -%c\n",
prog_name, isc_commandline_option);
exit(1);
}
}
if (workdir != NULL) {
result = isc_dir_chdir(workdir);
if (result != ISC_R_SUCCESS) {
fprintf(stderr, "isc_dir_chdir: %s: %s\n",
workdir, isc_result_totext(result));
exit(1);
}
}
if (inputformatstr != NULL) {
if (strcasecmp(inputformatstr, "text") == 0)
inputformat = dns_masterformat_text;
else if (strcasecmp(inputformatstr, "raw") == 0)
inputformat = dns_masterformat_raw;
else if (strncasecmp(inputformatstr, "raw=", 4) == 0) {
inputformat = dns_masterformat_raw;
fprintf(stderr,
"WARNING: input format raw, version ignored\n");
} else if (strcasecmp(inputformatstr, "map") == 0) {
inputformat = dns_masterformat_map;
} else {
fprintf(stderr, "unknown file format: %s\n",
inputformatstr);
exit(1);
}
}
if (outputformatstr != NULL) {
if (strcasecmp(outputformatstr, "text") == 0) {
outputformat = dns_masterformat_text;
} else if (strcasecmp(outputformatstr, "raw") == 0) {
outputformat = dns_masterformat_raw;
} else if (strncasecmp(outputformatstr, "raw=", 4) == 0) {
char *end;
outputformat = dns_masterformat_raw;
rawversion = strtol(outputformatstr + 4, &end, 10);
if (end == outputformatstr + 4 || *end != '\0' ||
rawversion > 1U) {
fprintf(stderr,
"unknown raw format version\n");
exit(1);
}
} else if (strcasecmp(outputformatstr, "map") == 0) {
outputformat = dns_masterformat_map;
} else {
fprintf(stderr, "unknown file format: %s\n",
outputformatstr);
exit(1);
}
}
if (progmode == progmode_compile) {
dumpzone = 1; /* always dump */
logdump = !quiet;
if (output_filename == NULL) {
fprintf(stderr,
"output file required, but not specified\n");
usage();
}
}
if (output_filename != NULL)
dumpzone = 1;
/*
* If we are outputing to stdout then send the informational
* output to stderr.
*/
if (dumpzone &&
(output_filename == NULL ||
strcmp(output_filename, "-") == 0 ||
strcmp(output_filename, "/dev/fd/1") == 0 ||
strcmp(output_filename, "/dev/stdout") == 0)) {
errout = stderr;
logdump = ISC_FALSE;
}
if (isc_commandline_index + 2 != argc)
usage();
#ifdef _WIN32
InitSockets();
#endif
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
if (!quiet)
RUNTIME_CHECK(setup_logging(mctx, errout, &lctx)
== ISC_R_SUCCESS);
RUNTIME_CHECK(isc_entropy_create(mctx, &ectx) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_hash_create(mctx, ectx, DNS_NAME_MAXWIRE)
== ISC_R_SUCCESS);
dns_result_register();
origin = argv[isc_commandline_index++];
filename = argv[isc_commandline_index++];
result = load_zone(mctx, origin, filename, inputformat, classname,
&zone);
if (snset) {
dns_master_initrawheader(&header);
header.flags = DNS_MASTERRAW_SOURCESERIALSET;
header.sourceserial = serialnum;
dns_zone_setrawdata(zone, &header);
}
if (result == ISC_R_SUCCESS && dumpzone) {
if (logdump) {
fprintf(errout, "dump zone to %s...", output_filename);
fflush(errout);
}
result = dump_zone(origin, zone, output_filename,
outputformat, outputstyle, rawversion);
if (logdump)
fprintf(errout, "done\n");
}
if (!quiet && result == ISC_R_SUCCESS)
fprintf(errout, "OK\n");
destroy();
if (lctx != NULL)
isc_log_destroy(&lctx);
isc_hash_destroy();
isc_entropy_detach(&ectx);
isc_mem_destroy(&mctx);
#ifdef _WIN32
DestroySockets();
#endif
return ((result == ISC_R_SUCCESS) ? 0 : 1);
}