C++ (Cpp) mongoc_read_prefs_add_tag Beispiele

Beispiel #1

Datei: test-mongoc-read-prefs.c Projekt: mschoenlaub/mongo-c-driver

static void
test_read_prefs_standalone_tags (void)
{
   bson_t b = BSON_INITIALIZER;
   mongoc_read_prefs_t *read_prefs;

   bson_append_utf8 (&b, "dc", 2, "ny", 2);

   read_prefs = mongoc_read_prefs_new (MONGOC_READ_SECONDARY_PREFERRED);
   mongoc_read_prefs_add_tag (read_prefs, &b);
   mongoc_read_prefs_add_tag (read_prefs, NULL);

   _test_read_prefs (READ_PREF_TEST_STANDALONE,
                     read_prefs,
                     "{}",
                     "{}",
                     MONGOC_QUERY_SLAVE_OK,
                     "{'find': 'test', 'filter':  {}}",
                     MONGOC_QUERY_SLAVE_OK);

   _test_read_prefs (READ_PREF_TEST_STANDALONE,
                     read_prefs,
                     "{'a': 1}",
                     "{'a': 1}",
                     MONGOC_QUERY_SLAVE_OK,
                     "{'find': 'test', 'filter':  {'a': 1}}",
                     MONGOC_QUERY_SLAVE_OK);

   mongoc_read_prefs_destroy (read_prefs);
}

Beispiel #2

Datei: test-mongoc-read-prefs.c Projekt: 3rf/mongo-c-driver

static void
test_read_prefs_mongos_tags (void)
{
   bson_t b = BSON_INITIALIZER;
   mongoc_read_prefs_t *read_prefs;

   bson_append_utf8 (&b, "dc", 2, "ny", 2);

   read_prefs = mongoc_read_prefs_new (MONGOC_READ_SECONDARY_PREFERRED);
   mongoc_read_prefs_add_tag (read_prefs, &b);
   mongoc_read_prefs_add_tag (read_prefs, NULL);

   _test_read_prefs (
      READ_PREF_TEST_MONGOS, read_prefs, "{}",
      "{'$query': {}, '$readPreference': {'mode': 'secondaryPreferred',"
      "                                   'tags': [{'dc': 'ny'}, {}]}}",
      MONGOC_QUERY_SLAVE_OK,
      "{'$query': {'find': 'test', 'filter':  {}},"
      " '$readPreference': {'mode': 'secondaryPreferred',"
      "                             'tags': [{'dc': 'ny'}, {}]}}",
      MONGOC_QUERY_SLAVE_OK);

   _test_read_prefs (
      READ_PREF_TEST_MONGOS, read_prefs, "{'a': 1}",
      "{'$query': {'a': 1},"
      " '$readPreference': {'mode': 'secondaryPreferred',"
      "                     'tags': [{'dc': 'ny'}, {}]}}",
      MONGOC_QUERY_SLAVE_OK,
      "{'$query': {'find': 'test', 'filter':  {}},"
      " '$readPreference': {'mode': 'secondaryPreferred',"
      "                             'tags': [{'dc': 'ny'}, {}]}}",
      MONGOC_QUERY_SLAVE_OK);

   mongoc_read_prefs_destroy (read_prefs);
}

Beispiel #3

Datei: mongoc-uri.c Projekt: fionaRowan/mongo-c-driver

static void
mongoc_uri_parse_tags (mongoc_uri_t *uri, /* IN */
                       const char   *str) /* IN */
{
   const char *end_keyval;
   const char *end_key;
   bson_t b;
   char *keyval;
   char *key;

   bson_init(&b);

again:
   if ((keyval = scan_to_unichar(str, ',', "", &end_keyval))) {
      if ((key = scan_to_unichar(keyval, ':', "", &end_key))) {
         bson_append_utf8(&b, key, -1, end_key + 1, -1);
         bson_free(key);
      }
      bson_free(keyval);
      str = end_keyval + 1;
      goto again;
   } else {
       if ((key = scan_to_unichar(str, ':', "", &end_key))) {
         bson_append_utf8(&b, key, -1, end_key + 1, -1);
         bson_free(key);
      }
   }

   mongoc_read_prefs_add_tag(uri->read_prefs, &b);
   bson_destroy(&b);
}

Beispiel #4

Datei: test-mongoc-client.c Projekt: KingLee2015/mongo-c-driver

static void
test_mongoc_client_read_prefs (void)
{
    mongoc_collection_t *collection;
    mongoc_read_prefs_t *read_prefs;
    mongoc_cursor_t *cursor;
    mongoc_client_t *client;
    mock_server_t *server;
    uint16_t port;
    const bson_t *doc;
    bson_error_t error;
    bool success = false;
    bson_t b = BSON_INITIALIZER;
    bson_t q = BSON_INITIALIZER;
    char *uristr;

    port = 20000 + (rand () % 1000);

    server = mock_server_new ("127.0.0.1", port, read_prefs_handler, &success);
    mock_server_run_in_thread (server);

    usleep (5000);

    uristr = bson_strdup_printf ("mongodb://127.0.0.1:%hu/", port);
    client = mongoc_client_new (uristr);

    if (!_mongoc_client_warm_up (client, &error)) {
        assert (false);
    }

    collection = mongoc_client_get_collection (client, "test", "test");

    bson_append_utf8 (&b, "dc", 2, "ny", 2);

    read_prefs = mongoc_read_prefs_new (MONGOC_READ_SECONDARY_PREFERRED);
    mongoc_read_prefs_add_tag (read_prefs, &b);
    mongoc_read_prefs_add_tag (read_prefs, NULL);
    mongoc_collection_set_read_prefs (collection, read_prefs);

    cursor = mongoc_collection_find (collection,
                                     MONGOC_QUERY_NONE,
                                     0,
                                     1,
                                     0,
                                     &q,
                                     NULL,
                                     read_prefs);

    mongoc_cursor_next (cursor, &doc);

    usleep (50000);

    assert (success);

    mongoc_read_prefs_destroy (read_prefs);
    mongoc_cursor_destroy (cursor);
    mongoc_collection_destroy (collection);
    mongoc_client_destroy (client);
    mock_server_quit (server, 0);
    bson_destroy (&b);
    bson_free (uristr);
}