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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
/*! \file */
#include <stdlib.h>
#include <isc/commandline.h>
#include <isc/log.h>
#include <isc/mem.h>
#include <isc/print.h>
#include <isc/util.h>
#include <dns/journal.h>
#include <dns/log.h>
#include <dns/result.h>
#include <dns/types.h>
const char *progname = NULL;
static void
usage(void) {
fprintf(stderr, "Usage: %s [-dux] journal\n", progname);
exit(1);
}
/*
* Setup logging to use stderr.
*/
static isc_result_t
setup_logging(isc_mem_t *mctx, FILE *errout, isc_log_t **logp) {
isc_logdestination_t destination;
isc_logconfig_t *logconfig = NULL;
isc_log_t *log = NULL;
isc_log_create(mctx, &log, &logconfig);
isc_log_setcontext(log);
dns_log_init(log);
dns_log_setcontext(log);
destination.file.stream = errout;
destination.file.name = NULL;
destination.file.versions = ISC_LOG_ROLLNEVER;
destination.file.maximum_size = 0;
isc_log_createchannel(logconfig, "stderr", ISC_LOG_TOFILEDESC,
ISC_LOG_DYNAMIC, &destination, 0);
RUNTIME_CHECK(isc_log_usechannel(logconfig, "stderr", NULL, NULL) ==
ISC_R_SUCCESS);
*logp = log;
return (ISC_R_SUCCESS);
}
int
main(int argc, char **argv) {
char *file;
isc_mem_t *mctx = NULL;
isc_result_t result;
isc_log_t *lctx = NULL;
uint32_t flags = 0U;
int ch;
bool compact = false;
bool downgrade = false;
bool upgrade = false;
unsigned int serial = 0;
char *endp = NULL;
progname = argv[0];
while ((ch = isc_commandline_parse(argc, argv, "c:dux")) != -1) {
switch (ch) {
case 'c':
compact = true;
serial = strtoul(isc_commandline_argument, &endp, 0);
if (endp == isc_commandline_argument || *endp != 0) {
fprintf(stderr, "invalid serial: %s\n",
isc_commandline_argument);
exit(1);
}
break;
case 'd':
downgrade = true;
break;
case 'u':
upgrade = true;
break;
case 'x':
flags |= DNS_JOURNAL_PRINTXHDR;
break;
default:
usage();
}
}
argc -= isc_commandline_index;
argv += isc_commandline_index;
if (argc != 1) {
usage();
}
file = argv[0];
isc_mem_create(&mctx);
RUNTIME_CHECK(setup_logging(mctx, stderr, &lctx) == ISC_R_SUCCESS);
if (upgrade) {
flags = DNS_JOURNAL_COMPACTALL;
result = dns_journal_compact(mctx, file, 0, flags, 0);
} else if (downgrade) {
flags = DNS_JOURNAL_COMPACTALL | DNS_JOURNAL_VERSION1;
result = dns_journal_compact(mctx, file, 0, flags, 0);
} else if (compact) {
flags = 0;
result = dns_journal_compact(mctx, file, serial, flags, 0);
} else {
result = dns_journal_print(mctx, flags, file, stdout);
if (result == DNS_R_NOJOURNAL) {
fprintf(stderr, "%s\n", dns_result_totext(result));
}
}
isc_log_destroy(&lctx);
isc_mem_detach(&mctx);
return (result != ISC_R_SUCCESS ? 1 : 0);
}
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