diff options
| author | Martin Tomec <tomec.martin@gmail.com> | 2015-04-21 18:52:22 +0200 |
|---|---|---|
| committer | Joshua Colp <jcolp@digium.com> | 2015-05-04 06:47:26 -0500 |
| commit | 3dcec04ab5b35d3085bd2a3ca2c5af575ed3951b (patch) | |
| tree | df2f4da91102b83240fe43e255cbb4025e9ab861 | |
| parent | 3efe0df044c9e186205b16aa5b1ea8f9cc0ed92b (diff) | |
res_odbc: Use negative connection cache for all connections
Apply the negative connection cache setting to all connections,
even those that are not pooled. This ensures that the connection
will not be re-established before the negative connection cache
time is met.
ASTERISK-22708 #close
Change-Id: I431cc2e8584ab0b6908b3523d0a0e18c9a527271
| -rw-r--r-- | res/res_odbc.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/res/res_odbc.c b/res/res_odbc.c index 259467ace..171b858c0 100644 --- a/res/res_odbc.c +++ b/res/res_odbc.c @@ -1253,8 +1253,7 @@ struct odbc_obj *_ast_odbc_request_obj2(const char *name, struct ast_flags flags if (obj) { ast_assert(ao2_ref(obj, 0) > 1); } - if (!obj && (ast_atomic_fetchadd_int(&class->count, +1) < class->limit) && - (time(NULL) > class->last_negative_connect.tv_sec + class->negative_connection_cache.tv_sec)) { + if (!obj && (ast_atomic_fetchadd_int(&class->count, +1) < class->limit)) { obj = ao2_alloc(sizeof(*obj), odbc_obj_destructor); if (!obj) { class->count--; @@ -1412,10 +1411,7 @@ struct odbc_obj *_ast_odbc_request_obj2(const char *name, struct ast_flags flags } if (ast_test_flag(&flags, RES_ODBC_CONNECTED) && !obj->up) { - /* Check if this connection qualifies for reconnection, with negative connection cache time */ - if (time(NULL) > obj->parent->last_negative_connect.tv_sec + obj->parent->negative_connection_cache.tv_sec) { - odbc_obj_connect(obj); - } + odbc_obj_connect(obj); } else if (ast_test_flag(&flags, RES_ODBC_SANITY_CHECK)) { ast_odbc_sanity_check(obj); } else if (obj->parent->idlecheck > 0 && ast_tvdiff_sec(ast_tvnow(), obj->last_used) > obj->parent->idlecheck) { @@ -1522,6 +1518,7 @@ static odbc_status odbc_obj_connect(struct odbc_obj *obj) char *tracefile = "/tmp/odbc.trace"; #endif SQLHDBC con; + long int negative_cache_expiration; if (obj->up) { odbc_obj_disconnect(obj); @@ -1531,6 +1528,13 @@ static odbc_status odbc_obj_connect(struct odbc_obj *obj) ast_log(LOG_NOTICE, "Connecting %s\n", obj->parent->name); } + /* Dont connect while server is marked as unreachable via negative_connection_cache */ + negative_cache_expiration = obj->parent->last_negative_connect.tv_sec + obj->parent->negative_connection_cache.tv_sec; + if (time(NULL) < negative_cache_expiration) { + ast_log(LOG_WARNING, "Not connecting to %s. Negative connection cache for %ld seconds\n", obj->parent->name, negative_cache_expiration - time(NULL)); + return ODBC_FAIL; + } + res = SQLAllocHandle(SQL_HANDLE_DBC, obj->parent->env, &con); if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) { |