/* direct connection to a secondary requires read pref primaryPreferred to
* avoid "not master" error from server */
static void
_test_op_msg_direct_connection (bool is_mongos,
test_op_msg_direct_fn_t fn,
const char *expected_cmd)
{
mock_server_t *server;
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_read_prefs_t *prefs = NULL;
mongoc_cursor_t *cursor;
const bson_t *doc;
bson_t *cmd;
future_t *future;
request_t *request;
const char *reply;
int i;
if (is_mongos) {
server = mock_mongos_new (WIRE_VERSION_OP_MSG);
} else {
server = mock_server_with_autoismaster (WIRE_VERSION_OP_MSG);
}
mock_server_auto_endsessions (server);
mock_server_run (server);
client = mongoc_client_new_from_uri (mock_server_get_uri (server));
collection = mongoc_client_get_collection (client, "db", "collection");
for (i = 0; i < 2; i++) {
if (i == 1) {
/* user-supplied read preference primary makes no difference */
prefs = mongoc_read_prefs_new (MONGOC_READ_PRIMARY);
}
cursor = fn (collection, prefs);
future = future_cursor_next (cursor, &doc);
cmd = tmp_bson (expected_cmd);
request = mock_server_receives_msg (server, 0, cmd);
reply = "{'ok': 1,"
" 'cursor': {"
" 'id': 0,"
" 'ns': 'db.collection',"
" 'firstBatch': [{'a': 1}]}}";
mock_server_replies_simple (request, reply);
BSON_ASSERT (future_get_bool (future));
future_destroy (future);
request_destroy (request);
mongoc_cursor_destroy (cursor);
mongoc_read_prefs_destroy (prefs); /* null ok */
}
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mock_server_destroy (server);
}
static bool
responder (request_t *request, void *data)
{
if (!strcmp (request->command_name, "foo")) {
mock_server_replies_simple (request, "{'ok': 1}");
request_destroy (request);
return true;
}
return false;
}
void
mock_server_replies_to_find (request_t *request,
mongoc_query_flags_t flags,
int64_t cursor_id,
int32_t number_returned,
const char *ns,
const char *reply_json,
bool is_command)
{
char *find_reply;
char db[MONGOC_NAMESPACE_MAX];
_mongoc_get_db_name (ns, db);
/* minimal validation, we're not testing query / find cmd here */
if (request->is_command && !is_command) {
MONGOC_ERROR ("expected query, got command");
abort ();
}
if (!request->is_command && is_command) {
MONGOC_ERROR ("expected command, got query");
abort ();
}
if (!request_matches_flags (request, flags)) {
abort ();
}
if (is_command) {
find_reply = bson_strdup_printf (
"{'ok': 1,"
" 'cursor': {"
" 'id': {'$numberLong': '%" PRId64 "'},"
" 'ns': '%s',"
" 'firstBatch': [%s]}}",
cursor_id,
ns,
reply_json);
mock_server_replies_simple (request, find_reply);
bson_free (find_reply);
} else {
mock_server_replies (request, MONGOC_REPLY_NONE, cursor_id, 0,
number_returned, reply_json);
}
}
static void
_test_op_msg (const mongoc_uri_t *uri,
mock_server_t *server,
const char *query_in,
mongoc_read_prefs_t *read_prefs,
const char *expected_op_msg)
{
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_cursor_t *cursor;
const bson_t *doc;
bson_t b = BSON_INITIALIZER;
future_t *future;
request_t *request;
client = mongoc_client_new_from_uri (uri);
collection = mongoc_client_get_collection (client, "test", "test");
cursor = mongoc_collection_find (collection,
MONGOC_QUERY_NONE,
0,
1,
0,
tmp_bson (query_in),
NULL,
read_prefs);
future = future_cursor_next (cursor, &doc);
request = mock_server_receives_msg (server, 0, tmp_bson (expected_op_msg));
mock_server_replies_simple (request,
"{'ok': 1,"
" 'cursor': {"
" 'id': 0,"
" 'ns': 'db.collection',"
" 'firstBatch': [{'a': 1}]}}");
/* mongoc_cursor_next returned true */
BSON_ASSERT (future_get_bool (future));
request_destroy (request);
future_destroy (future);
mongoc_cursor_destroy (cursor);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
bson_destroy (&b);
}
static void
_test_collection_op_query_or_find_command (
test_collection_find_with_opts_t *test_data,
check_request_fn_t check_request_fn,
const char *reply_json,
int32_t max_wire_version)
{
mock_server_t *server;
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_cursor_t *cursor;
bson_error_t error;
future_t *future;
request_t *request;
const bson_t *doc;
server = mock_server_with_autoismaster (max_wire_version);
mock_server_run (server);
client = mongoc_client_new_from_uri (mock_server_get_uri (server));
collection = mongoc_client_get_collection (client, "db", "collection");
cursor = mongoc_collection_find_with_opts (collection,
test_data->filter_bson,
test_data->read_prefs,
test_data->opts_bson);
ASSERT_OR_PRINT (!mongoc_cursor_error (cursor, &error), error);
future = future_cursor_next (cursor, &doc);
request = check_request_fn (server, test_data);
ASSERT (request);
mock_server_replies_simple (request, reply_json);
ASSERT (future_get_bool (future));
request_destroy (request);
future_destroy (future);
mongoc_cursor_destroy (cursor);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mock_server_destroy (server);
}
static void
test_find_and_modify_bypass (bool bypass)
{
mongoc_collection_t *collection;
mongoc_client_t *client;
mock_server_t *server;
request_t *request;
future_t *future;
bson_error_t error;
bson_t *update;
bson_t doc = BSON_INITIALIZER;
bson_t reply;
mongoc_find_and_modify_opts_t *opts;
server = mock_server_new ();
mock_server_run (server);
client = mongoc_client_new_from_uri (mock_server_get_uri (server));
ASSERT (client);
collection =
mongoc_client_get_collection (client, "test", "test_find_and_modify");
auto_ismaster (server,
WIRE_VERSION_FAM_WRITE_CONCERN, /* max_wire_version */
48000000, /* max_message_size */
16777216, /* max_bson_size */
1000); /* max_write_batch_size */
BSON_APPEND_INT32 (&doc, "superduper", 77889);
update = BCON_NEW ("$set", "{", "superduper", BCON_INT32 (1234), "}");
opts = mongoc_find_and_modify_opts_new ();
mongoc_find_and_modify_opts_set_bypass_document_validation (opts, bypass);
mongoc_find_and_modify_opts_set_update (opts, update);
mongoc_find_and_modify_opts_set_flags (opts,
MONGOC_FIND_AND_MODIFY_RETURN_NEW);
future = future_collection_find_and_modify_with_opts (
collection, &doc, opts, &reply, &error);
if (bypass) {
request = mock_server_receives_command (
server,
"test",
MONGOC_QUERY_NONE,
"{ 'findAndModify' : 'test_find_and_modify', "
"'query' : { 'superduper' : 77889 },"
"'update' : { '$set' : { 'superduper' : 1234 } },"
"'new' : true,"
"'bypassDocumentValidation' : true }");
} else {
request = mock_server_receives_command (
server,
"test",
MONGOC_QUERY_NONE,
"{ 'findAndModify' : 'test_find_and_modify', "
"'query' : { 'superduper' : 77889 },"
"'update' : { '$set' : { 'superduper' : 1234 } },"
"'new' : true,"
"'bypassDocumentValidation' : false }");
}
mock_server_replies_simple (request, "{ 'value' : null, 'ok' : 1 }");
ASSERT_OR_PRINT (future_get_bool (future), error);
future_destroy (future);
mongoc_find_and_modify_opts_destroy (opts);
bson_destroy (&reply);
bson_destroy (update);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mock_server_destroy (server);
bson_destroy (&doc);
}
static void
test_getmore_cmd_await (void)
{
bson_t *opts;
mock_server_t *server;
mongoc_client_t *client;
mongoc_collection_t *collection;
mongoc_cursor_t *cursor;
future_t *future;
request_t *request;
const bson_t *doc;
opts = tmp_bson ("{'tailable': true,"
" 'awaitData': true,"
" 'maxAwaitTimeMS': {'$numberLong': '9999'}}");
/*
* "find" command
*/
server = mock_server_with_autoismaster (WIRE_VERSION_FIND_CMD);
mock_server_run (server);
client = mongoc_client_new_from_uri (mock_server_get_uri (server));
collection = mongoc_client_get_collection (client, "db", "collection");
cursor = mongoc_collection_find_with_opts (collection, tmp_bson (NULL),
NULL, opts);
future = future_cursor_next (cursor, &doc);
request = mock_server_receives_command (
server, "db", MONGOC_QUERY_SLAVE_OK,
"{'find': 'collection', 'filter': {}}");
ASSERT (request);
mock_server_replies_simple (request, "{'ok': 1,"
" 'cursor': {"
" 'id': {'$numberLong': '123'},"
" 'ns': 'db.collection',"
" 'firstBatch': [{}]}}");
ASSERT (future_get_bool (future));
request_destroy (request);
future_destroy (future);
/*
* "getMore" command
*/
future = future_cursor_next (cursor, &doc);
request = mock_server_receives_command (
server, "db", MONGOC_QUERY_SLAVE_OK,
"{'getMore': {'$numberLong': '123'},"
" 'collection': 'collection',"
" 'maxTimeMS': {'$numberLong': '9999'}}}");
ASSERT (request);
mock_server_replies_simple (request, "{'ok': 1,"
" 'cursor': {"
" 'id': {'$numberLong': '0'},"
" 'ns': 'db.collection',"
" 'nextBatch': [{}]}}");
ASSERT (future_get_bool (future));
request_destroy (request);
future_destroy (future);
mongoc_cursor_destroy (cursor);
mongoc_collection_destroy (collection);
mongoc_client_destroy (client);
mock_server_destroy (server);
}
static void
test_func_inherits_opts (void *ctx)
{
opt_inheritance_test_t *test = (opt_inheritance_test_t *) ctx;
/* for example, test mongoc_collection_find_with_opts with no read pref,
* with a read pref set on the collection (OPT_SOURCE_COLL), with an explicit
* read pref (OPT_SOURCE_FUNC), or with one read pref on the collection and
* a different one passed explicitly */
opt_source_t source_matrix[] = {OPT_SOURCE_NONE,
test->opt_source,
OPT_SOURCE_FUNC,
test->opt_source | OPT_SOURCE_FUNC};
size_t i;
func_ctx_t func_ctx;
mock_rs_t *rs;
mongoc_client_t *client;
mongoc_database_t *db;
mongoc_collection_t *collection;
bson_t opts = BSON_INITIALIZER;
mongoc_read_prefs_t *func_prefs = NULL;
future_t *future;
request_t *request;
bson_t cmd = BSON_INITIALIZER;
bool expect_secondary;
bson_error_t error;
/* one primary, one secondary */
rs = mock_rs_with_autoismaster (WIRE_VERSION_OP_MSG, true, 1, 0);
/* we use read pref tags like "collection": "yes" to verify where the
* pref was inherited from; ensure all secondaries match all tags */
mock_rs_tag_secondary (rs,
0,
tmp_bson ("{'client': 'yes',"
" 'database': 'yes',"
" 'collection': 'yes',"
" 'function': 'yes'}"));
mock_rs_run (rs);
/* iterate over all combinations of options sources: e.g., an option set on
* collection and not function, on function not collection, both, neither */
for (i = 0; i < sizeof (source_matrix) / (sizeof (opt_source_t)); i++) {
expect_secondary = false;
func_prefs = NULL;
bson_reinit (&cmd);
bson_reinit (&opts);
client = mongoc_client_new_from_uri (mock_rs_get_uri (rs));
if (source_matrix[i] & OPT_SOURCE_CLIENT) {
set_client_opt (client, test->opt_type);
}
db = mongoc_client_get_database (client, "database");
if (source_matrix[i] & OPT_SOURCE_DB) {
set_database_opt (db, test->opt_type);
}
collection = mongoc_database_get_collection (db, "collection");
if (source_matrix[i] & OPT_SOURCE_COLL) {
set_collection_opt (collection, test->opt_type);
}
if (source_matrix[i] & OPT_SOURCE_FUNC) {
set_func_opt (&opts, &func_prefs, test->opt_type);
}
func_ctx_init (
&func_ctx, test, client, db, collection, func_prefs, &opts);
/* func_with_opts creates expected "cmd", like {insert: 'collection'} */
future = test->func_with_opts (&func_ctx, &cmd);
if (source_matrix[i] != OPT_SOURCE_NONE) {
add_expected_opt (source_matrix[i], test->opt_type, &cmd);
if (test->opt_type == OPT_READ_PREFS) {
expect_secondary = true;
}
}
/* write commands send two OP_MSG sections */
if (test->n_sections == 2) {
request = mock_rs_receives_msg (rs, 0, &cmd, tmp_bson ("{}"));
} else {
request = mock_rs_receives_msg (rs, 0, &cmd);
}
if (expect_secondary) {
BSON_ASSERT (mock_rs_request_is_to_secondary (rs, request));
} else {
BSON_ASSERT (mock_rs_request_is_to_primary (rs, request));
}
if (func_ctx.cursor) {
mock_server_replies_simple (request,
"{'ok': 1,"
" 'cursor': {"
" 'id': 0,"
" 'ns': 'db.collection',"
" 'firstBatch': []}}");
BSON_ASSERT (!future_get_bool (future));
future_destroy (future);
ASSERT_OR_PRINT (!mongoc_cursor_error (func_ctx.cursor, &error),
error);
} else {
mock_server_replies_simple (request, "{'ok': 1}");
cleanup_future (future);
}
request_destroy (request);
mongoc_read_prefs_destroy (func_prefs);
func_ctx_cleanup (&func_ctx);
mongoc_collection_destroy (collection);
mongoc_database_destroy (db);
mongoc_client_destroy (client);
}
bson_destroy (&cmd);
bson_destroy (&opts);
mock_rs_destroy (rs);
}
static void
test_mongoc_metadata_append_success (void)
{
mock_server_t *server;
mongoc_uri_t *uri;
mongoc_client_t *client;
mongoc_client_pool_t *pool;
request_t *request;
const bson_t *request_doc;
bson_iter_t iter;
bson_iter_t md_iter;
bson_iter_t inner_iter;
const char *val;
const char *driver_name = "php driver";
const char *driver_version = "version abc";
const char *platform = "./configure -nottoomanyflags";
char big_string [METADATA_MAX_SIZE];
memset (big_string, 'a', METADATA_MAX_SIZE - 1);
big_string [METADATA_MAX_SIZE - 1] = '\0';
_reset_metadata ();
/* Make sure setting the metadata works */
ASSERT (mongoc_metadata_append (driver_name, driver_version, platform));
server = mock_server_new ();
mock_server_run (server);
uri = mongoc_uri_copy (mock_server_get_uri (server));
mongoc_uri_set_option_as_int32 (uri, "heartbeatFrequencyMS", 500);
pool = mongoc_client_pool_new (uri);
/* Force topology scanner to start */
client = mongoc_client_pool_pop (pool);
request = mock_server_receives_ismaster (server);
ASSERT (request);
request_doc = request_get_doc (request, 0);
ASSERT (request_doc);
ASSERT (bson_has_field (request_doc, "isMaster"));
ASSERT (bson_has_field (request_doc, METADATA_FIELD));
ASSERT (bson_iter_init_find (&iter, request_doc, METADATA_FIELD));
ASSERT (bson_iter_recurse (&iter, &md_iter));
/* Make sure driver.name and driver.version and platform are all right */
ASSERT (bson_iter_find (&md_iter, "driver"));
ASSERT (BSON_ITER_HOLDS_DOCUMENT (&md_iter));
ASSERT (bson_iter_recurse (&md_iter, &inner_iter));
ASSERT (bson_iter_find (&inner_iter, "name"));
ASSERT (BSON_ITER_HOLDS_UTF8 (&inner_iter));
val = bson_iter_utf8 (&inner_iter, NULL);
ASSERT (val);
ASSERT (strstr (val, driver_name) != NULL);
ASSERT (bson_iter_find (&inner_iter, "version"));
ASSERT (BSON_ITER_HOLDS_UTF8 (&inner_iter));
val = bson_iter_utf8 (&inner_iter, NULL);
ASSERT (val);
ASSERT (strstr (val, driver_version));
/* Check os type not empty */
ASSERT (bson_iter_find (&md_iter, "os"));
ASSERT (BSON_ITER_HOLDS_DOCUMENT (&md_iter));
ASSERT (bson_iter_recurse (&md_iter, &inner_iter));
ASSERT (bson_iter_find (&inner_iter, "type"));
ASSERT (BSON_ITER_HOLDS_UTF8 (&inner_iter));
val = bson_iter_utf8 (&inner_iter, NULL);
ASSERT (val);
ASSERT (strlen (val) > 0);
/* Not checking os_name, as the spec says it can be NULL. */
/* Check platform field ok */
ASSERT (bson_iter_find (&md_iter, "platform"));
ASSERT (BSON_ITER_HOLDS_UTF8 (&md_iter));
val = bson_iter_utf8 (&md_iter, NULL);
ASSERT (val);
ASSERT (strstr (val, platform) != NULL);
mock_server_replies_simple (request,
"{'ok': 1, 'ismaster': true}");
request_destroy (request);
/* Cleanup */
mongoc_client_pool_push (pool, client);
mongoc_client_pool_destroy (pool);
mongoc_uri_destroy (uri);
mock_server_destroy (server);
_reset_metadata ();
}
/* Test the case where we can't prevent the metadata doc being too big
* and so we just don't send it */
static void
test_mongoc_metadata_cannot_send (void)
{
mock_server_t *server;
mongoc_uri_t *uri;
mongoc_client_t *client;
mongoc_client_pool_t *pool;
request_t *request;
const char *const server_reply = "{'ok': 1, 'ismaster': true}";
const bson_t *request_doc;
char big_string[METADATA_MAX_SIZE];
mongoc_metadata_t *md;
_reset_metadata ();
/* Mess with our global metadata struct so the metadata doc will be
* way too big */
memset (big_string, 'a', METADATA_MAX_SIZE - 1);
big_string[METADATA_MAX_SIZE - 1] = '\0';
md = _mongoc_metadata_get ();
bson_free (md->os_name);
md->os_name = bson_strdup (big_string);
server = mock_server_new ();
mock_server_run (server);
uri = mongoc_uri_copy (mock_server_get_uri (server));
mongoc_uri_set_option_as_int32 (uri, "heartbeatFrequencyMS", 500);
pool = mongoc_client_pool_new (uri);
/* Pop a client to trigger the topology scanner */
client = mongoc_client_pool_pop (pool);
request = mock_server_receives_ismaster (server);
/* Make sure the isMaster request DOESN'T have a metadata field: */
ASSERT (request);
request_doc = request_get_doc (request, 0);
ASSERT (request_doc);
ASSERT (bson_has_field (request_doc, "isMaster"));
ASSERT (!bson_has_field (request_doc, METADATA_FIELD));
mock_server_replies_simple (request, server_reply);
request_destroy (request);
/* Cause failure on client side */
request = mock_server_receives_ismaster (server);
ASSERT (request);
mock_server_hangs_up (request);
request_destroy (request);
/* Make sure the isMaster request still DOESN'T have a metadata field
* on subsequent heartbeats. */
request = mock_server_receives_ismaster (server);
ASSERT (request);
request_doc = request_get_doc (request, 0);
ASSERT (request_doc);
ASSERT (bson_has_field (request_doc, "isMaster"));
ASSERT (!bson_has_field (request_doc, METADATA_FIELD));
mock_server_replies_simple (request, server_reply);
request_destroy (request);
/* cleanup */
mongoc_client_pool_push (pool, client);
mongoc_client_pool_destroy (pool);
mongoc_uri_destroy (uri);
mock_server_destroy (server);
/* Reset again so the next tests don't have a metadata doc which
* is too big */
_reset_metadata ();
}
/*
* Append to the platform field a huge string
* Make sure that it gets truncated
*/
static void
test_mongoc_metadata_too_big (void)
{
mongoc_client_t *client;
mock_server_t *server;
mongoc_uri_t *uri;
future_t *future;
request_t *request;
const bson_t *ismaster_doc;
bson_iter_t iter;
enum { BUFFER_SIZE = METADATA_MAX_SIZE };
char big_string[BUFFER_SIZE];
uint32_t len;
const uint8_t *dummy;
server = mock_server_new ();
mock_server_run (server);
_reset_metadata ();
memset (big_string, 'a', BUFFER_SIZE - 1);
big_string[BUFFER_SIZE - 1] = '\0';
ASSERT (mongoc_metadata_append (NULL, NULL, big_string));
uri = mongoc_uri_copy (mock_server_get_uri (server));
client = mongoc_client_new_from_uri (uri);
ASSERT (mongoc_client_set_appname (client, "my app"));
/* Send a ping, mock server deals with it */
future = future_client_command_simple (client,
"admin",
tmp_bson ("{'ping': 1}"),
NULL,
NULL,
NULL);
request = mock_server_receives_ismaster (server);
/* Make sure the isMaster request has a metadata field, and it's not huge */
ASSERT (request);
ismaster_doc = request_get_doc (request, 0);
ASSERT (ismaster_doc);
ASSERT (bson_has_field (ismaster_doc, "isMaster"));
ASSERT (bson_has_field (ismaster_doc, METADATA_FIELD));
/* isMaster with metadata isn't too big */
bson_iter_init_find (&iter,
ismaster_doc,
METADATA_FIELD);
ASSERT (BSON_ITER_HOLDS_DOCUMENT (&iter));
bson_iter_document (&iter, &len, &dummy);
/* Should have truncated the platform field so it fits exactly */
ASSERT (len == METADATA_MAX_SIZE);
mock_server_replies_simple (request, "{'ok': 1}");
request_destroy (request);
request = mock_server_receives_command (server, "admin",
MONGOC_QUERY_SLAVE_OK,
"{'ping': 1}");
mock_server_replies_simple (request, "{'ok': 1}");
ASSERT (future_get_bool (future));
future_destroy (future);
request_destroy (request);
mongoc_client_destroy (client);
mongoc_uri_destroy (uri);
mock_server_destroy (server);
/* So later tests don't have "aaaaa..." as the md platform string */
_reset_metadata ();
}
