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127 lines
2.4 KiB
C
127 lines
2.4 KiB
C
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1996, 1997, 1998
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* Sleepycat Software. All rights reserved.
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*/
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#include "config.h"
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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1996, 1997, 1998\n\
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Sleepycat Software Inc. All rights reserved.\n";
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static const char sccsid[] = "@(#)db_recover.c 10.19 (Sleepycat) 4/10/98";
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#endif
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <time.h>
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#include <unistd.h>
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#endif
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#include "db_int.h"
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#include "shqueue.h"
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#include "txn.h"
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#include "common_ext.h"
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#include "clib_ext.h"
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DB_ENV *db_init __P((char *, u_int32_t, int));
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int main __P((int, char *[]));
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void usage __P((void));
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const char
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*progname = "db_recover"; /* Program name. */
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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extern char *optarg;
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extern int optind;
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DB_ENV *dbenv;
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time_t now;
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u_int32_t flags;
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int ch, verbose;
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char *home;
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home = NULL;
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flags = verbose = 0;
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while ((ch = getopt(argc, argv, "ch:v")) != EOF)
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switch (ch) {
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case 'c':
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LF_SET(DB_RECOVER_FATAL);
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break;
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case 'h':
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home = optarg;
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break;
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case 'v':
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verbose = 1;
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (argc != 0)
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usage();
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dbenv = db_init(home, flags, verbose);
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if (verbose) {
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__db_err(dbenv, "Recovery complete at %.24s", ctime(&now));
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__db_err(dbenv, "%s %lu %s [%lu][%lu]",
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"Maximum transaction id",
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(u_long)dbenv->tx_info->region->last_txnid,
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"Recovery checkpoint",
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(u_long)dbenv->tx_info->region->last_ckp.file,
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(u_long)dbenv->tx_info->region->last_ckp.offset);
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}
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return (db_appexit(dbenv));
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}
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DB_ENV *
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db_init(home, flags, verbose)
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char *home;
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u_int32_t flags;
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int verbose;
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{
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DB_ENV *dbenv;
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u_int32_t local_flags;
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if ((dbenv = (DB_ENV *)calloc(sizeof(DB_ENV), 1)) == NULL) {
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errno = ENOMEM;
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err(1, NULL);
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}
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dbenv->db_errfile = stderr;
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dbenv->db_errpfx = "db_recover";
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dbenv->db_verbose = verbose;
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/* Initialize environment for pathnames only. */
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local_flags = DB_CREATE | DB_INIT_LOG |
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DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | DB_USE_ENVIRON;
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if (LF_ISSET(DB_RECOVER_FATAL))
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local_flags |= DB_RECOVER_FATAL;
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else
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local_flags |= DB_RECOVER;
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if ((errno = db_appinit(home, NULL, dbenv, local_flags)) != 0)
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err(1, "appinit failed");
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return (dbenv);
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: db_recover [-cv] [-h home]\n");
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exit(1);
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}
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