TestTokenMap::ReplicaSet get_replicas(size_t rf,
test_utils::CassSessionPtr session,
const std::string& keyspace,
const std::string& value) {
TestTokenMap::ReplicaSet replicas;
for (size_t i = 0; i < rf; ++i) {
replicas.insert(get_replica(session, keyspace, "abc"));
}
return replicas;
}
static void
test1 (void)
{
mongoc_server_description_t *description;
mongoc_collection_t *collection;
mongoc_read_prefs_t *read_prefs;
mongoc_cursor_t *cursor;
mongoc_client_t *client;
mongoc_client_pool_t *pool = NULL;
const bson_t *doc;
bson_error_t error;
bool r;
ha_node_t *replica;
bson_t q;
int i;
bson_init(&q);
if (use_pool) {
pool = ha_replica_set_create_client_pool(replica_set);
client = mongoc_client_pool_pop (pool);
} else {
client = ha_replica_set_create_client(replica_set);
}
collection = mongoc_client_get_collection(client, "test1", "test1");
MONGOC_DEBUG("Inserting test documents.");
insert_test_docs(collection);
MONGOC_INFO("Test documents inserted.");
read_prefs = mongoc_read_prefs_new(MONGOC_READ_SECONDARY);
MONGOC_DEBUG("Sending query to a SECONDARY.");
cursor = mongoc_collection_find(collection,
MONGOC_QUERY_NONE,
0,
0,
100,
&q,
NULL,
read_prefs);
BSON_ASSERT(cursor);
BSON_ASSERT(!cursor->server_id);
/*
* Send OP_QUERY to server and get first document back.
*/
MONGOC_INFO("Sending OP_QUERY.");
r = mongoc_cursor_next(cursor, &doc);
BSON_ASSERT(r);
BSON_ASSERT(cursor->server_id);
BSON_ASSERT(cursor->sent);
BSON_ASSERT(!cursor->done);
BSON_ASSERT(cursor->rpc.reply.n_returned == 100);
BSON_ASSERT(!cursor->end_of_event);
/*
* Make sure we queried a secondary.
*/
description = mongoc_topology_server_by_id(client->topology,
cursor->server_id,
&error);
ASSERT_OR_PRINT (description, error);
BSON_ASSERT (description->type != MONGOC_SERVER_RS_PRIMARY);
mongoc_server_description_destroy(description);
/*
* Exhaust the items in our first OP_REPLY.
*/
MONGOC_DEBUG("Exhausting OP_REPLY.");
for (i = 0; i < 98; i++) {
r = mongoc_cursor_next(cursor, &doc);
BSON_ASSERT(r);
BSON_ASSERT(cursor->server_id);
BSON_ASSERT(!cursor->done);
BSON_ASSERT(!cursor->end_of_event);
}
/*
* Finish off the last item in this OP_REPLY.
*/
MONGOC_INFO("Fetcing last doc from OP_REPLY.");
r = mongoc_cursor_next(cursor, &doc);
BSON_ASSERT(r);
BSON_ASSERT(cursor->server_id);
BSON_ASSERT(cursor->sent);
BSON_ASSERT(!cursor->done);
BSON_ASSERT(!cursor->end_of_event);
/*
* Determine which node we queried by using the server_id to
* get the cluster information.
*/
BSON_ASSERT(cursor->server_id);
replica = get_replica(client, cursor->server_id);
/*
* Kill the node we are communicating with.
*/
MONGOC_INFO("Killing replicaSet node to synthesize failure.");
ha_node_kill(replica);
/*
* Try to fetch the next result set, expect failure.
*/
MONGOC_DEBUG("Checking for expected failure.");
r = mongoc_cursor_next(cursor, &doc);
BSON_ASSERT(!r);
r = mongoc_cursor_error(cursor, &error);
BSON_ASSERT(r);
MONGOC_WARNING("%s", error.message);
mongoc_cursor_destroy(cursor);
mongoc_read_prefs_destroy(read_prefs);
mongoc_collection_destroy(collection);
if (use_pool) {
mongoc_client_pool_push (pool, client);
mongoc_client_pool_destroy (pool);
} else {
mongoc_client_destroy(client);
}
bson_destroy(&q);
ha_node_restart(replica);
}