*/
/*
- Copyright (C) 2000-2003 Kern Sibbald and John Walker
+ Copyright (C) 2000-2004 Kern Sibbald and John Walker
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
* never have errors, or it is really fatal.
*/
B_DB *
-db_init_database(JCR *jcr, char *db_name, char *db_user, char *db_password,
- char *db_address, int db_port, char *db_socket)
+db_init_database(JCR *jcr, const char *db_name, const char *db_user, const char *db_password,
+ const char *db_address, int db_port, const char *db_socket)
{
B_DB *mdb;
/*
* Now actually open the database. This can generate errors,
- * which are returned in the errmsg
+ * which are returned in the errmsg
+ *
+ * DO NOT close the database or free(mdb) here !!!!
*/
int
db_open_database(JCR *jcr, B_DB *mdb)
#endif
mysql_init(&(mdb->mysql));
Dmsg0(50, "mysql_init done\n");
- mdb->db = mysql_real_connect(
- &(mdb->mysql), /* db */
- mdb->db_address, /* default = localhost */
- mdb->db_user, /* login name */
- mdb->db_password, /* password */
- mdb->db_name, /* database name */
- mdb->db_port, /* default port */
- mdb->db_socket, /* default = socket */
- CLIENT_FOUND_ROWS); /* flags */
-
- /* If no connect, try once more in case it is a timing problem */
- if (mdb->db == NULL) {
+ /* If connection fails, try at 5 sec intervals for 30 seconds. */
+ for (int retry=0; retry < 6; retry++) {
mdb->db = mysql_real_connect(
&(mdb->mysql), /* db */
mdb->db_address, /* default = localhost */
mdb->db_port, /* default port */
mdb->db_socket, /* default = socket */
CLIENT_FOUND_ROWS); /* flags */
+
+ /* If no connect, try once more in case it is a timing problem */
+ if (mdb->db != NULL) {
+ break;
+ }
+ bmicrosleep(5,0);
}
Dmsg0(50, "mysql_real_connect done\n");
if (!check_tables_version(jcr, mdb)) {
V(mutex);
- db_close_database(jcr, mdb);
return 0;
}
+#ifdef HAVE_TREAD_SAFE_MYSQL
my_thread_init();
+#endif
mdb->connected = TRUE;
V(mutex);
void
db_close_database(JCR *jcr, B_DB *mdb)
{
+ if (!mdb) {
+ return;
+ }
P(mutex);
mdb->ref_count--;
+#ifdef HAVE_TREAD_SAFE_MYSQL
my_thread_end();
+#endif
if (mdb->ref_count == 0) {
qdchain(&mdb->bq);
if (mdb->connected && mdb->db) {
* Escape strings so that MySQL is happy
*
* NOTE! len is the length of the old string. Your new
- * string must be long enough (max 2*old) to hold
+ * string must be long enough (max 2*old+1) to hold
* the escaped output.
*/
void
* Submit a general SQL command (cmd), and for each row returned,
* the sqlite_handler is called with the ctx.
*/
-int db_sql_query(B_DB *mdb, char *query, DB_RESULT_HANDLER *result_handler, void *ctx)
+int db_sql_query(B_DB *mdb, const char *query, DB_RESULT_HANDLER *result_handler, void *ctx)
{
SQL_ROW row;
db_lock(mdb);
if (sql_query(mdb, query) != 0) {
- Mmsg(&mdb->errmsg, _("Query failed: %s: ERR=%s\n"), query, sql_strerror(mdb));
+ Mmsg(mdb->errmsg, _("Query failed: %s: ERR=%s\n"), query, sql_strerror(mdb));
db_unlock(mdb);
return 0;
}
}
-
-static void
-list_dashes(B_DB *mdb, DB_LIST_HANDLER *send, void *ctx)
-{
- SQL_FIELD *field;
- unsigned int i, j;
-
- sql_field_seek(mdb, 0);
- send(ctx, "+");
- for (i = 0; i < sql_num_fields(mdb); i++) {
- field = sql_fetch_field(mdb);
- for (j = 0; j < field->max_length + 2; j++)
- send(ctx, "-");
- send(ctx, "+");
- }
- send(ctx, "\n");
-}
-
-/*
- * If full_list is set, we list vertically, otherwise, we
- * list on one line horizontally.
- */
-void
-list_result(B_DB *mdb, DB_LIST_HANDLER *send, void *ctx, e_list_type type)
-{
- SQL_FIELD *field;
- SQL_ROW row;
- unsigned int i, col_len, max_len = 0;
- char buf[2000], ewc[30];
-
- if (mdb->result == NULL) {
- send(ctx, _("No results to list.\n"));
- return;
- }
- /* determine column display widths */
- sql_field_seek(mdb, 0);
- for (i = 0; i < sql_num_fields(mdb); i++) {
- field = sql_fetch_field(mdb);
- col_len = strlen(field->name);
- if (type == VERT_LIST) {
- if (col_len > max_len) {
- max_len = col_len;
- }
- } else {
- if (IS_NUM(field->type) && field->max_length > 0) { /* fixup for commas */
- field->max_length += (field->max_length - 1) / 3;
- }
- if (col_len < field->max_length) {
- col_len = field->max_length;
- }
- if (col_len < 4 && !IS_NOT_NULL(field->flags)) {
- col_len = 4; /* 4 = length of the word "NULL" */
- }
- field->max_length = col_len; /* reset column info */
- }
- }
-
- if (type == VERT_LIST) {
- goto vertical_list;
- }
-
- list_dashes(mdb, send, ctx);
- send(ctx, "|");
- sql_field_seek(mdb, 0);
- for (i = 0; i < sql_num_fields(mdb); i++) {
- field = sql_fetch_field(mdb);
- bsnprintf(buf, sizeof(buf), " %-*s |", (int)field->max_length, field->name);
- send(ctx, buf);
- }
- send(ctx, "\n");
- list_dashes(mdb, send, ctx);
-
- while ((row = sql_fetch_row(mdb)) != NULL) {
- sql_field_seek(mdb, 0);
- send(ctx, "|");
- for (i = 0; i < sql_num_fields(mdb); i++) {
- field = sql_fetch_field(mdb);
- if (row[i] == NULL) {
- bsnprintf(buf, sizeof(buf), " %-*s |", (int)field->max_length, "NULL");
- } else if (IS_NUM(field->type)) {
- bsnprintf(buf, sizeof(buf), " %*s |", (int)field->max_length,
- add_commas(row[i], ewc));
- } else {
- bsnprintf(buf, sizeof(buf), " %-*s |", (int)field->max_length, row[i]);
- }
- send(ctx, buf);
- }
- send(ctx, "\n");
- }
- list_dashes(mdb, send, ctx);
- return;
-
-vertical_list:
-
- while ((row = sql_fetch_row(mdb)) != NULL) {
- sql_field_seek(mdb, 0);
- for (i = 0; i < sql_num_fields(mdb); i++) {
- field = sql_fetch_field(mdb);
- if (row[i] == NULL) {
- bsnprintf(buf, sizeof(buf), " %*s: %s\n", max_len, field->name, "NULL");
- } else if (IS_NUM(field->type)) {
- bsnprintf(buf, sizeof(buf), " %*s: %s\n", max_len, field->name,
- add_commas(row[i], ewc));
- } else {
- bsnprintf(buf, sizeof(buf), " %*s: %s\n", max_len, field->name, row[i]);
- }
- send(ctx, buf);
- }
- send(ctx, "\n");
- }
- return;
-}
-
-
#endif /* HAVE_MYSQL */