freebsd-skq/contrib/bind9/bin/check/named-checkconf.c
2005-03-17 08:04:02 +00:00

298 lines
7.2 KiB
C

/*
* Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1999-2002 Internet Software Consortium.
*
* Permission to use, copy, modify, and 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-checkconf.c,v 1.12.12.9 2005/03/03 06:33:38 marka Exp $ */
#include <config.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.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/result.h>
#include <isc/string.h>
#include <isc/util.h>
#include <isccfg/namedconf.h>
#include <bind9/check.h>
#include <dns/fixedname.h>
#include <dns/log.h>
#include <dns/result.h>
#include "check-tool.h"
isc_log_t *logc = NULL;
#define CHECK(r)\
do { \
result = (r); \
if (result != ISC_R_SUCCESS) \
goto cleanup; \
} while (0)
static void
usage(void) {
fprintf(stderr, "usage: named-checkconf [-j] [-v] [-z] [-t directory] "
"[named.conf]\n");
exit(1);
}
static isc_result_t
directory_callback(const char *clausename, cfg_obj_t *obj, void *arg) {
isc_result_t result;
char *directory;
REQUIRE(strcasecmp("directory", clausename) == 0);
UNUSED(arg);
UNUSED(clausename);
/*
* Change directory.
*/
directory = cfg_obj_asstring(obj);
result = isc_dir_chdir(directory);
if (result != ISC_R_SUCCESS) {
cfg_obj_log(obj, logc, ISC_LOG_ERROR,
"change directory to '%s' failed: %s\n",
directory, isc_result_totext(result));
return (result);
}
return (ISC_R_SUCCESS);
}
static isc_result_t
configure_zone(const char *vclass, const char *view, cfg_obj_t *zconfig,
isc_mem_t *mctx)
{
isc_result_t result;
const char *zclass;
const char *zname;
const char *zfile;
cfg_obj_t *zoptions = NULL;
cfg_obj_t *classobj = NULL;
cfg_obj_t *typeobj = NULL;
cfg_obj_t *fileobj = NULL;
cfg_obj_t *dbobj = NULL;
zname = cfg_obj_asstring(cfg_tuple_get(zconfig, "name"));
classobj = cfg_tuple_get(zconfig, "class");
if (!cfg_obj_isstring(classobj))
zclass = vclass;
else
zclass = cfg_obj_asstring(classobj);
zoptions = cfg_tuple_get(zconfig, "options");
cfg_map_get(zoptions, "type", &typeobj);
if (typeobj == NULL)
return (ISC_R_FAILURE);
if (strcasecmp(cfg_obj_asstring(typeobj), "master") != 0)
return (ISC_R_SUCCESS);
cfg_map_get(zoptions, "database", &dbobj);
if (dbobj != NULL)
return (ISC_R_SUCCESS);
cfg_map_get(zoptions, "file", &fileobj);
if (fileobj == NULL)
return (ISC_R_FAILURE);
zfile = cfg_obj_asstring(fileobj);
result = load_zone(mctx, zname, zfile, zclass, NULL);
if (result != ISC_R_SUCCESS)
fprintf(stderr, "%s/%s/%s: %s\n", view, zname, zclass,
dns_result_totext(result));
return(result);
}
static isc_result_t
configure_view(const char *vclass, const char *view, cfg_obj_t *config,
cfg_obj_t *vconfig, isc_mem_t *mctx)
{
cfg_listelt_t *element;
cfg_obj_t *voptions;
cfg_obj_t *zonelist;
isc_result_t result = ISC_R_SUCCESS;
isc_result_t tresult;
voptions = NULL;
if (vconfig != NULL)
voptions = cfg_tuple_get(vconfig, "options");
zonelist = NULL;
if (voptions != NULL)
(void)cfg_map_get(voptions, "zone", &zonelist);
else
(void)cfg_map_get(config, "zone", &zonelist);
for (element = cfg_list_first(zonelist);
element != NULL;
element = cfg_list_next(element))
{
cfg_obj_t *zconfig = cfg_listelt_value(element);
tresult = configure_zone(vclass, view, zconfig, mctx);
if (tresult != ISC_R_SUCCESS)
result = tresult;
}
return (result);
}
static isc_result_t
load_zones_fromconfig(cfg_obj_t *config, isc_mem_t *mctx) {
cfg_listelt_t *element;
cfg_obj_t *classobj;
cfg_obj_t *views;
cfg_obj_t *vconfig;
const char *vclass;
isc_result_t result = ISC_R_SUCCESS;
isc_result_t tresult;
views = NULL;
(void)cfg_map_get(config, "view", &views);
for (element = cfg_list_first(views);
element != NULL;
element = cfg_list_next(element))
{
const char *vname;
vclass = "IN";
vconfig = cfg_listelt_value(element);
if (vconfig != NULL) {
classobj = cfg_tuple_get(vconfig, "class");
if (cfg_obj_isstring(classobj))
vclass = cfg_obj_asstring(classobj);
}
vname = cfg_obj_asstring(cfg_tuple_get(vconfig, "name"));
tresult = configure_view(vclass, vname, config, vconfig, mctx);
if (tresult != ISC_R_SUCCESS)
result = tresult;
}
if (views == NULL) {
tresult = configure_view("IN", "_default", config, NULL, mctx);
if (tresult != ISC_R_SUCCESS)
result = tresult;
}
return (result);
}
int
main(int argc, char **argv) {
int c;
cfg_parser_t *parser = NULL;
cfg_obj_t *config = NULL;
const char *conffile = NULL;
isc_mem_t *mctx = NULL;
isc_result_t result;
int exit_status = 0;
isc_entropy_t *ectx = NULL;
isc_boolean_t load_zones = ISC_FALSE;
while ((c = isc_commandline_parse(argc, argv, "djt:vz")) != EOF) {
switch (c) {
case 'd':
debug++;
break;
case 'j':
nomerge = ISC_FALSE;
break;
case 't':
result = isc_dir_chroot(isc_commandline_argument);
if (result != ISC_R_SUCCESS) {
fprintf(stderr, "isc_dir_chroot: %s\n",
isc_result_totext(result));
exit(1);
}
result = isc_dir_chdir("/");
if (result != ISC_R_SUCCESS) {
fprintf(stderr, "isc_dir_chdir: %s\n",
isc_result_totext(result));
exit(1);
}
break;
case 'v':
printf(VERSION "\n");
exit(0);
case 'z':
load_zones = ISC_TRUE;
break;
default:
usage();
}
}
if (argv[isc_commandline_index] != NULL)
conffile = argv[isc_commandline_index];
if (conffile == NULL || conffile[0] == '\0')
conffile = NAMED_CONFFILE;
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(setup_logging(mctx, &logc) == 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();
RUNTIME_CHECK(cfg_parser_create(mctx, logc, &parser) == ISC_R_SUCCESS);
cfg_parser_setcallback(parser, directory_callback, NULL);
if (cfg_parse_file(parser, conffile, &cfg_type_namedconf, &config) !=
ISC_R_SUCCESS)
exit(1);
result = bind9_check_namedconf(config, logc, mctx);
if (result != ISC_R_SUCCESS)
exit_status = 1;
if (result == ISC_R_SUCCESS && load_zones) {
dns_log_init(logc);
dns_log_setcontext(logc);
result = load_zones_fromconfig(config, mctx);
if (result != ISC_R_SUCCESS)
exit_status = 1;
}
cfg_obj_destroy(parser, &config);
cfg_parser_destroy(&parser);
isc_log_destroy(&logc);
isc_hash_destroy();
isc_entropy_detach(&ectx);
isc_mem_destroy(&mctx);
return (exit_status);
}