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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 1996, 2013 Oracle and/or its affiliates. All rights reserved.
*
* $Id$
*/
#include "db_config.h"
#include "db_int.h"
#ifndef lint
static const char copyright[] =
"Copyright (c) 1996, 2013 Oracle and/or its affiliates. All rights reserved.\n";
#endif
void db_recover_feedback __P((DB_ENV *, int, int));
int main __P((int, char *[]));
int read_timestamp __P((char *, time_t *));
int usage __P((void));
int version_check __P((void));
const char *progname;
int newline_needed;
int
main(argc, argv)
int argc;
char *argv[];
{
extern char *optarg;
extern int optind;
DB_ENV *dbenv;
time_t timestamp;
u_int32_t flags;
int ch, exitval, fatal_recover, ret, retain_env, set_feedback, verbose;
char *home, *passwd;
if ((progname = __db_rpath(argv[0])) == NULL)
progname = argv[0];
else
++progname;
if ((ret = version_check()) != 0)
return (ret);
home = passwd = NULL;
timestamp = 0;
exitval = fatal_recover = retain_env = set_feedback = verbose = 0;
while ((ch = getopt(argc, argv, "cefh:P:t:Vv")) != EOF)
switch (ch) {
case 'c':
fatal_recover = 1;
break;
case 'e':
retain_env = 1;
break;
case 'f':
set_feedback = 1;
break;
case 'h':
home = optarg;
break;
case 'P':
if (passwd != NULL) {
fprintf(stderr, DB_STR("5137",
"Password may not be specified twice"));
free(passwd);
return (EXIT_FAILURE);
}
passwd = strdup(optarg);
memset(optarg, 0, strlen(optarg));
if (passwd == NULL) {
fprintf(stderr, DB_STR_A("5021",
"%s: strdup: %s\n", "%s %s\n"),
progname, strerror(errno));
return (EXIT_FAILURE);
}
break;
case 't':
if ((ret = read_timestamp(optarg, ×tamp)) != 0)
return (ret);
break;
case 'V':
printf("%s\n", db_version(NULL, NULL, NULL));
return (EXIT_SUCCESS);
case 'v':
verbose = 1;
break;
case '?':
default:
return (usage());
}
argc -= optind;
argv += optind;
if (argc != 0)
return (usage());
/* Handle possible interruptions. */
__db_util_siginit();
/*
* Create an environment object and initialize it for error
* reporting.
*/
if ((ret = db_env_create(&dbenv, 0)) != 0) {
fprintf(stderr,
"%s: db_env_create: %s\n", progname, db_strerror(ret));
return (EXIT_FAILURE);
}
dbenv->set_errfile(dbenv, stderr);
dbenv->set_errpfx(dbenv, progname);
if (set_feedback)
(void)dbenv->set_feedback(dbenv, db_recover_feedback);
if (verbose)
(void)dbenv->set_verbose(dbenv, DB_VERB_RECOVERY, 1);
if (timestamp &&
(ret = dbenv->set_tx_timestamp(dbenv, ×tamp)) != 0) {
dbenv->err(dbenv, ret, "DB_ENV->set_timestamp");
goto err;
}
if (passwd != NULL && (ret = dbenv->set_encrypt(dbenv,
passwd, DB_ENCRYPT_AES)) != 0) {
dbenv->err(dbenv, ret, "set_passwd");
goto err;
}
/*
* Initialize the environment -- we don't actually do anything
* else, that all that's needed to run recovery.
*
* Note that unless the caller specified the -e option, we use a
* private environment, as we're about to create a region, and we
* don't want to to leave it around. If we leave the region around,
* the application that should create it will simply join it instead,
* and will then be running with incorrectly sized (and probably
* terribly small) caches. Applications that use -e should almost
* certainly use DB_CONFIG files in the directory.
*/
flags = 0;
LF_SET(DB_CREATE | DB_INIT_LOG |
DB_INIT_MPOOL | DB_INIT_TXN | DB_USE_ENVIRON);
LF_SET(fatal_recover ? DB_RECOVER_FATAL : DB_RECOVER);
LF_SET(retain_env ? DB_INIT_LOCK : DB_PRIVATE);
if ((ret = dbenv->open(dbenv, home, flags, 0)) != 0) {
dbenv->err(dbenv, ret, "DB_ENV->open");
goto err;
}
if (0) {
err: exitval = 1;
}
/* Flush to the next line of the output device. */
if (newline_needed)
printf("\n");
/* Clean up the environment. */
if ((ret = dbenv->close(dbenv, 0)) != 0) {
exitval = 1;
fprintf(stderr,
"%s: dbenv->close: %s\n", progname, db_strerror(ret));
}
if (passwd != NULL)
free(passwd);
/* Resend any caught signal. */
__db_util_sigresend();
return (exitval == 0 ? EXIT_SUCCESS : EXIT_FAILURE);
}
/*
* db_recover_feedback --
* Provide feedback on recovery progress.
*/
void
db_recover_feedback(dbenv, opcode, percent)
DB_ENV *dbenv;
int opcode;
int percent;
{
COMPQUIET(dbenv, NULL);
if (opcode == DB_RECOVER) {
printf(DB_STR_A("5022", "\rrecovery %d%% complete", "%d"),
percent);
(void)fflush(stdout);
newline_needed = 1;
}
}
#define ATOI2(ar) ((ar)[0] - '0') * 10 + ((ar)[1] - '0'); (ar) += 2;
/*
* read_timestamp --
* Convert a time argument to Epoch seconds.
*
* Copyright (c) 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
int
read_timestamp(arg, timep)
char *arg;
time_t *timep;
{
struct tm *t;
time_t now;
int yearset;
char *p;
/* Start with the current time. */
(void)time(&now);
if ((t = localtime(&now)) == NULL) {
fprintf(stderr, DB_STR_A("5023", "%s: localtime: %s\n",
"%s %s\n"), progname, strerror(errno));
return (EXIT_FAILURE);
}
/* [[CC]YY]MMDDhhmm[.SS] */
if ((p = strchr(arg, '.')) == NULL)
t->tm_sec = 0; /* Seconds defaults to 0. */
else {
if (strlen(p + 1) != 2)
goto terr;
*p++ = '\0';
t->tm_sec = ATOI2(p);
}
yearset = 0;
switch (strlen(arg)) {
case 12: /* CCYYMMDDhhmm */
t->tm_year = ATOI2(arg);
t->tm_year *= 100;
yearset = 1;
/* FALLTHROUGH */
case 10: /* YYMMDDhhmm */
if (yearset) {
yearset = ATOI2(arg);
t->tm_year += yearset;
} else {
yearset = ATOI2(arg);
if (yearset < 69)
t->tm_year = yearset + 2000;
else
t->tm_year = yearset + 1900;
}
t->tm_year -= 1900; /* Convert to UNIX time. */
/* FALLTHROUGH */
case 8: /* MMDDhhmm */
t->tm_mon = ATOI2(arg);
--t->tm_mon; /* Convert from 01-12 to 00-11 */
t->tm_mday = ATOI2(arg);
t->tm_hour = ATOI2(arg);
t->tm_min = ATOI2(arg);
break;
default:
goto terr;
}
t->tm_isdst = -1; /* Figure out DST. */
*timep = mktime(t);
if (*timep == -1) {
terr: fprintf(stderr, DB_STR_A("5024",
"%s: out of range or illegal time specification: [[CC]YY]MMDDhhmm[.SS]",
"%s"), progname);
return (EXIT_FAILURE);
}
return (0);
}
int
usage()
{
(void)fprintf(stderr, "usage: %s %s\n", progname,
"[-cefVv] [-h home] [-P password] [-t [[CC]YY]MMDDhhmm[.SS]]");
return (EXIT_FAILURE);
}
int
version_check()
{
int v_major, v_minor, v_patch;
/* Make sure we're loaded with the right version of the DB library. */
(void)db_version(&v_major, &v_minor, &v_patch);
if (v_major != DB_VERSION_MAJOR || v_minor != DB_VERSION_MINOR) {
fprintf(stderr, DB_STR_A("5025",
"%s: version %d.%d doesn't match library version %d.%d\n",
"%s %d %d %d %d\n"), progname,
DB_VERSION_MAJOR, DB_VERSION_MINOR,
v_major, v_minor);
return (EXIT_FAILURE);
}
return (0);
}
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