+++ /dev/null
-// Attempt to convert your database from 32-bit to 64-bit.
-// Don't run this. It doesn't work and if you try to run it you will immediately die.
-//
-// Copyright (c) 2023 by the citadel.org team
-//
-// This program is open source software. Use, duplication, or disclosure
-// is subject to the terms of the GNU General Public License, version 3.
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <ctype.h>
-#include <stdio.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/un.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <limits.h>
-#include <libcitadel.h>
-#include <zlib.h>
-#include <db.h>
-#include "../server/sysdep.h"
-#include "../server/citadel_defs.h"
-#include "../server/server.h"
-#include "../server/citadel_dirs.h"
-#include "ctdl3264_structs.h"
-
-static DB *dbp[MAXCDB]; // One DB handle for each Citadel database
-static DB_ENV *dbenv; // The DB environment (global)
-
-// Open the various databases we'll be using. Any database which
-// does not exist should be created. Note that we don't need a
-// critical section here, because there aren't any active threads
-// manipulating the database yet.
-void open_databases(void) {
- int ret;
- int i;
- char dbfilename[32];
- u_int32_t flags = 0;
- int dbversion_major, dbversion_minor, dbversion_patch;
-
- printf( "db: open_databases() starting\n"
- "db: Linked zlib: %s\n"
- "db: Compiled libdb: %s\n"
- "db: Linked libdb: %s\n",
- zlibVersion(),
- DB_VERSION_STRING,
- db_version(&dbversion_major, &dbversion_minor, &dbversion_patch)
- );
-
- // Create synthetic integer version numbers and compare them.
- // Never allow citserver to run with a libdb older then the one with which it was compiled.
- int compiled_db_version = ( (DB_VERSION_MAJOR * 1000000) + (DB_VERSION_MINOR * 1000) + (DB_VERSION_PATCH) );
- int linked_db_version = ( (dbversion_major * 1000000) + (dbversion_minor * 1000) + (dbversion_patch) );
- if (compiled_db_version > linked_db_version) {
- printf( "db: citserver is running with a version of libdb older than the one with which it was compiled.\n"
- "db: This is an invalid configuration. citserver will now exit to prevent data loss.");
- exit(CTDLEXIT_DB);
- }
-
- printf("db: Setting up DB environment\n");
- ret = db_env_create(&dbenv, 0);
- if (ret) {
- printf("db: db_env_create: %s\n", db_strerror(ret));
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
-
- // We want to specify the shared memory buffer pool cachesize, but everything else is the default.
- ret = dbenv->set_cachesize(dbenv, 0, 64 * 1024, 0);
- if (ret) {
- printf("db: set_cachesize: %s\n", db_strerror(ret));
- dbenv->close(dbenv, 0);
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
-
- if ((ret = dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT))) {
- printf("db: set_lk_detect: %s\n", db_strerror(ret));
- dbenv->close(dbenv, 0);
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
-
- flags = DB_CREATE | DB_INIT_MPOOL | DB_PRIVATE | DB_INIT_TXN | DB_INIT_LOCK | DB_THREAD | DB_INIT_LOG;
- printf("db: dbenv->open(dbenv, %s, %d, 0)\n", ctdl_db_dir, flags);
- ret = dbenv->open(dbenv, ctdl_db_dir, flags, 0); // try opening the database cleanly
- if (ret == DB_RUNRECOVERY) {
- printf("db: dbenv->open: %s\n", db_strerror(ret));
- printf("db: attempting recovery...\n");
- flags |= DB_RECOVER;
- ret = dbenv->open(dbenv, ctdl_db_dir, flags, 0); // try recovery
- }
- if (ret == DB_RUNRECOVERY) {
- printf("db: dbenv->open: %s\n", db_strerror(ret));
- printf("db: attempting catastrophic recovery...\n");
- flags &= ~DB_RECOVER;
- flags |= DB_RECOVER_FATAL;
- ret = dbenv->open(dbenv, ctdl_db_dir, flags, 0); // try catastrophic recovery
- }
- if (ret) {
- printf("db: dbenv->open: %s\n", db_strerror(ret));
- dbenv->close(dbenv, 0);
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
-
- for (i = 0; i < MAXCDB; ++i) {
- printf("db: mounting database %d\n", i);
- ret = db_create(&dbp[i], dbenv, 0); // Create a database handle
- if (ret) {
- printf("db: db_create: %s\n", db_strerror(ret));
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
-
- snprintf(dbfilename, sizeof dbfilename, "cdb.%02x", i); // table names by number
- ret = dbp[i]->open(dbp[i], NULL, dbfilename, NULL, DB_BTREE, DB_AUTO_COMMIT, 0600);
- if (ret) {
- printf("db: db_open[%02x]: %s\n", i, db_strerror(ret));
- if (ret == ENOMEM) {
- printf("db: You may need to tune your database; please check http://www.citadel.org for more information.\n");
- }
- printf("db: exit code %d\n", ret);
- exit(CTDLEXIT_DB);
- }
- }
-}
-
-
-// Close all of the db database files we've opened. This can be done in a loop, since it's just a bunch of closes.
-void close_databases(void) {
- int i;
- int ret;
-
- //syslog(LOG_INFO, "db: performing final checkpoint");
- //if ((ret = dbenv->txn_checkpoint(dbenv, 0, 0, 0))) {
- //syslog(LOG_ERR, "db: txn_checkpoint: %s", db_strerror(ret));
- //}
-
- printf("db: flushing the database logs\n");
- if ((ret = dbenv->log_flush(dbenv, NULL))) {
- printf("db: log_flush: %s\n", db_strerror(ret));
- }
-
- // close the tables
- printf("db: closing databases\n");
- for (i = 0; i < MAXCDB; ++i) {
- printf("db: closing database %02x\n", i);
- ret = dbp[i]->close(dbp[i], 0);
- if (ret) {
- printf("db: db_close: %s\n", db_strerror(ret));
- }
-
- }
-
- // Close the handle.
- ret = dbenv->close(dbenv, 0);
- if (ret) {
- printf("db: DBENV->close: %s\n", db_strerror(ret));
- }
-}
-
-int main(int argc, char **argv) {
- char ctdldir[PATH_MAX]=CTDLDIR;
-
- // Check to make sure we're running on the target 64-bit system
- if (sizeof(void *) != 8) {
- fprintf(stderr, "%s: this is a %ld-bit system.\n", argv[0], sizeof(void *)*8);
- fprintf(stderr, "%s: you must run this on a 64-bit system, onto which a 32-bit database has been copied.\n", argv[0]);
- exit(1);
- }
-
- // Parse command line
- int a;
- while ((a = getopt(argc, argv, "h:")) != EOF) {
- switch (a) {
- case 'h':
- strncpy(ctdldir, optarg, sizeof ctdldir);
- break;
- default:
- fprintf(stderr, "%s: usage: %s [-h server_dir]\n", argv[0], argv[0]);
- exit(2);
- }
- }
-
- open_databases();
- close_databases();
-
- exit(0);
-}
projects / citadel.git / commitdiff