Add a missing file for the astdb2bdb conversion utility

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/10@340220 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/utils/astdb2bdb.c b/utils/astdb2bdb.c
new file mode 100644 (file)
index 0000000..51f96ed
--- /dev/null
+++ b/utils/astdb2bdb.c
@@ -0,0 +1,130 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2011, Digium, Inc.
+ *
+ * Mark Spencer <twilson@digium.com>
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief SQLite 3 astdb to Berkely DB converter
+ *
+ * \author Terry Wilson <twilson@digium.com>
+ */
+
+#include "asterisk.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sqlite3.h>
+#include <libgen.h> /* OS X doesn't have the basename function in strings.h */
+
+#include "db1-ast/include/db.h"
+
+static sqlite3 *sql3db;
+static DB *bdb;
+
+static int add_row_to_bdb(void *arg, int columns, char **values, char **column_names)
+{
+       DBT key = { 0, }, value = { 0, };
+
+       if (columns != 2 || strcmp(column_names[0], "key") || strcmp(column_names[1], "value")) {
+               fprintf(stderr, "Unknown row type\n");
+               return SQLITE_ABORT;
+       }
+
+       key.data = values[0];
+       key.size = strlen(values[0]) + 1;
+       value.data = values[1];
+       value.size = strlen(values[1]) + 1;
+
+       if (bdb->put(bdb, &key, &value, 0)) {
+               return SQLITE_ABORT;
+       }
+
+       bdb->sync(bdb, 0);
+
+       return 0;
+}
+
+static int convert_bdb_to_sqlite3(void)
+{
+       char *errmsg = NULL;
+       if (sqlite3_exec(sql3db, "SELECT key,value FROM astdb", add_row_to_bdb, NULL, &errmsg) != SQLITE_OK) {
+               fprintf(stderr, "Could not add row to Berkeley DB: %s\n", errmsg);
+               return -1;
+       }
+
+       return 0;
+}
+
+static int db_open_sqlite3(const char *dbname)
+{
+       if (sqlite3_open(dbname, &sql3db) != SQLITE_OK) {
+               fprintf(stderr, "Unable to open Asterisk database '%s': %s\n", dbname, sqlite3_errmsg(sql3db));
+               sqlite3_close(sql3db);
+               return -1;
+       }
+
+       return 0;
+}
+
+static int create_bdb_astdb(void)
+{
+       if (!bdb && !(bdb = dbopen("astdb", O_CREAT | O_RDWR | O_TRUNC, AST_FILE_MODE, DB_BTREE, NULL))) {
+               fprintf(stderr, "Unable to create astdb: %s\n", strerror(errno));
+               return -1;
+       }
+       return 0;
+}
+
+int main(int argc, char *argv[])
+{
+       struct stat dont_care;
+
+       if (argc != 2) {
+               fprintf(stderr, "%s takes the path of SQLite3 astdb as its only argument\n", basename(argv[0]));
+               fprintf(stderr, "and will produce a file 'astdb' in the current directory\n"
+                               "Make a backup of any existing Berkeley DB astdb you have and copy\n"
+                               "the new astdb to its location: often /var/lib/asterisk/astdb\n");
+               exit(-1);
+       }
+
+       if (stat(argv[1], &dont_care)) {
+               fprintf(stderr, "Unable to open %s: %s\n", argv[1], strerror(errno));
+               exit(-1);
+       }
+
+       if (db_open_sqlite3(argv[1])) {
+               exit(-1);
+       }
+
+       if (create_bdb_astdb()) {
+               exit(-1);
+       }
+
+       if (convert_bdb_to_sqlite3()) {
+               fprintf(stderr, "Database conversion failed!\n");
+               exit(-1);
+               sqlite3_close(sql3db);
+       }
+
+       printf("Created ./astdb. Back up any existing astdb and copy the created\n");
+       printf("astdb file to the original's location. Often /var/lib/asterisk/astdb.\n");
+
+       sqlite3_close(sql3db);
+       return 0;
+}