bool mongoc_database_remove_all_users (mongoc_database_t *database, bson_error_t *error) { mongoc_collection_t *col; bson_error_t lerror; bson_t cmd; bool ret; ENTRY; bson_return_val_if_fail (database, false); bson_init (&cmd); BSON_APPEND_INT32 (&cmd, "dropAllUsersFromDatabase", 1); ret = mongoc_database_command_simple (database, &cmd, NULL, NULL, &lerror); bson_destroy (&cmd); if (!ret && (lerror.code == MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND)) { bson_init (&cmd); col = mongoc_client_get_collection (database->client, database->name, "system.users"); BSON_ASSERT (col); ret = mongoc_collection_delete (col, MONGOC_DELETE_NONE, &cmd, NULL, error); bson_destroy (&cmd); mongoc_collection_destroy (col); } RETURN (ret); }
static void test_command (void) { mongoc_database_t *database; mongoc_client_t *client; mongoc_cursor_t *cursor; bson_error_t error; const bson_t *doc; bool r; bson_t cmd = BSON_INITIALIZER; bson_t reply; client = mongoc_client_new (gTestUri); assert (client); database = mongoc_client_get_database (client, "admin"); /* * Test a known working command, "ping". */ bson_append_int32 (&cmd, "ping", 4, 1); cursor = mongoc_database_command (database, MONGOC_QUERY_NONE, 0, 1, 0, &cmd, NULL, NULL); assert (cursor); r = mongoc_cursor_next (cursor, &doc); assert (r); assert (doc); r = mongoc_cursor_next (cursor, &doc); assert (!r); assert (!doc); mongoc_cursor_destroy (cursor); /* * Test a non-existing command to ensure we get the failure. */ bson_reinit (&cmd); bson_append_int32 (&cmd, "a_non_existing_command", -1, 1); r = mongoc_database_command_simple (database, &cmd, NULL, &reply, &error); assert (!r); assert (error.domain == MONGOC_ERROR_QUERY); assert (error.code == MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND); assert (!strcmp ("no such cmd: a_non_existing_command", error.message)); mongoc_database_destroy (database); mongoc_client_destroy (client); bson_destroy (&cmd); }
bool mongoc_database_drop (mongoc_database_t *database, bson_error_t *error) { bool ret; bson_t cmd; bson_return_val_if_fail(database, false); bson_init(&cmd); bson_append_int32(&cmd, "dropDatabase", 12, 1); ret = mongoc_database_command_simple(database, &cmd, NULL, NULL, error); bson_destroy(&cmd); return ret; }
bson_t * mongoc_database_get_collection_info (mongoc_database_t *database, const bson_t *filter, bson_error_t *error) { mongoc_read_prefs_t *read_prefs; bson_t *reply = bson_new(); bson_t cmd = BSON_INITIALIZER; bool cmd_success; BSON_ASSERT (database); BSON_APPEND_INT32 (&cmd, "listCollections", 1); if (filter) { BSON_APPEND_DOCUMENT (&cmd, "filter", filter); } read_prefs = mongoc_read_prefs_new (MONGOC_READ_PRIMARY); cmd_success = mongoc_database_command_simple (database, &cmd, read_prefs, reply, error); if (cmd_success) { /* intentionally empty */ } else if (error->code == MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND) { bson_destroy (reply); /* We are talking to a server that doesn' support listCollections. */ /* clear out the error. */ error->code = 0; error->domain = 0; /* try again with using system.namespaces */ reply = _mongoc_database_get_collection_info_legacy (database, filter, error); } else { /* network error */ bson_destroy (reply); reply = NULL; } bson_destroy (&cmd); mongoc_read_prefs_destroy (read_prefs); return reply; }
bool mongoc_database_remove_user (mongoc_database_t *database, const char *username, bson_error_t *error) { mongoc_collection_t *col; bson_error_t lerror; bson_t cmd; bool ret; ENTRY; bson_return_val_if_fail (database, false); bson_return_val_if_fail (username, false); bson_init (&cmd); BSON_APPEND_UTF8 (&cmd, "dropUser", username); ret = mongoc_database_command_simple (database, &cmd, NULL, NULL, &lerror); bson_destroy (&cmd); if (!ret && (lerror.code == MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND)) { bson_init (&cmd); BSON_APPEND_UTF8 (&cmd, "user", username); col = mongoc_client_get_collection (database->client, database->name, "system.users"); BSON_ASSERT (col); ret = mongoc_collection_remove (col, MONGOC_REMOVE_SINGLE_REMOVE, &cmd, NULL, error); bson_destroy (&cmd); mongoc_collection_destroy (col); } else if (error) { memcpy (error, &lerror, sizeof *error); } RETURN (ret); }
bool copydb (mongoc_client_t *client, const char *other_host_and_port) { mongoc_database_t *admindb; bson_t *command; bson_t reply; bson_error_t error; bool res; BSON_ASSERT (other_host_and_port); /* Must do this from the admin db */ admindb = mongoc_client_get_database (client, "admin"); command = BCON_NEW ("copydb", BCON_INT32 (1), "fromdb", BCON_UTF8 ("test"), "todb", BCON_UTF8 ("test2"), /* If you want from a different host */ "fromhost", BCON_UTF8 (other_host_and_port)); res = mongoc_database_command_simple (admindb, command, NULL, &reply, &error); if (!res) { fprintf (stderr, "Error with copydb: %s\n", error.message); goto cleanup; } /* Do something with the reply */ print_res (&reply); cleanup: bson_destroy (&reply); bson_destroy (command); mongoc_database_destroy (admindb); return res; }
mongoc_collection_t * mongoc_database_create_collection (mongoc_database_t *database, const char *name, const bson_t *options, bson_error_t *error) { mongoc_collection_t *collection = NULL; bson_iter_t iter; bson_t cmd; bool capped = false; bson_return_val_if_fail (database, NULL); bson_return_val_if_fail (name, NULL); if (strchr (name, '$')) { bson_set_error (error, MONGOC_ERROR_NAMESPACE, MONGOC_ERROR_NAMESPACE_INVALID, "The namespace \"%s\" is invalid.", name); return NULL; } if (options) { if (bson_iter_init_find (&iter, options, "capped")) { if (!BSON_ITER_HOLDS_BOOL (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The argument \"capped\" must be a boolean."); return NULL; } capped = bson_iter_bool (&iter); } if (bson_iter_init_find (&iter, options, "autoIndexId") && !BSON_ITER_HOLDS_BOOL (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The argument \"autoIndexId\" must be a boolean."); return NULL; } if (bson_iter_init_find (&iter, options, "size")) { if (!BSON_ITER_HOLDS_INT32 (&iter) && !BSON_ITER_HOLDS_INT64 (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The argument \"size\" must be an integer."); return NULL; } if (!capped) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"size\" parameter requires {\"capped\": true}"); return NULL; } } if (bson_iter_init_find (&iter, options, "max")) { if (!BSON_ITER_HOLDS_INT32 (&iter) && !BSON_ITER_HOLDS_INT64 (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The argument \"max\" must be an integer."); return NULL; } if (!capped) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"size\" parameter requires {\"capped\": true}"); return NULL; } } if (bson_iter_init_find (&iter, options, "storage")) { if (!BSON_ITER_HOLDS_DOCUMENT (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"storage\" parameter must be a document"); return NULL; } if (bson_iter_find (&iter, "wiredtiger")) { if (!BSON_ITER_HOLDS_DOCUMENT (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"wiredtiger\" option must take a document argument with a \"configString\" field"); return NULL; } if (bson_iter_find (&iter, "configString")) { if (!BSON_ITER_HOLDS_UTF8 (&iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"configString\" parameter must be a string"); return NULL; } } else { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The \"wiredtiger\" option must take a document argument with a \"configString\" field"); return NULL; } } } } bson_init (&cmd); BSON_APPEND_UTF8 (&cmd, "create", name); if (options) { if (!bson_iter_init (&iter, options)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "The argument \"options\" is corrupt or invalid."); bson_destroy (&cmd); return NULL; } while (bson_iter_next (&iter)) { if (!bson_append_iter (&cmd, bson_iter_key (&iter), -1, &iter)) { bson_set_error (error, MONGOC_ERROR_COMMAND, MONGOC_ERROR_COMMAND_INVALID_ARG, "Failed to append \"options\" to create command."); bson_destroy (&cmd); return NULL; } } } if (mongoc_database_command_simple (database, &cmd, NULL, NULL, error)) { collection = _mongoc_collection_new (database->client, database->name, name, database->read_prefs, database->write_concern); } bson_destroy (&cmd); return collection; }
/** * mongoc_database_add_user: * @database: A #mongoc_database_t. * @username: A string containing the username. * @password: (allow-none): A string containing password, or NULL. * @roles: (allow-none): An optional bson_t of roles. * @custom_data: (allow-none): An optional bson_t of data to store. * @error: (out) (allow-none): A location for a bson_error_t or %NULL. * * Creates a new user with access to @database. * * Returns: None. * Side effects: None. */ bool mongoc_database_add_user (mongoc_database_t *database, const char *username, const char *password, const bson_t *roles, const bson_t *custom_data, bson_error_t *error) { bson_error_t lerror; bson_t cmd; bson_t ar; char *input; char *hashed_password; bool ret = false; ENTRY; BSON_ASSERT (database); BSON_ASSERT (username); /* * CDRIVER-232: * * Perform a (slow and tedious) round trip to mongod to determine if * we can safely call createUser. Otherwise, we will fallback and * perform legacy insertion into users collection. */ bson_init (&cmd); BSON_APPEND_UTF8 (&cmd, "usersInfo", username); ret = mongoc_database_command_simple (database, &cmd, NULL, NULL, &lerror); bson_destroy (&cmd); if (!ret && (lerror.code == MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND)) { ret = mongoc_database_add_user_legacy (database, username, password, error); } else if (ret || (lerror.code == 13)) { /* usersInfo succeeded or failed with auth err, we're on modern mongod */ input = bson_strdup_printf ("%s:mongo:%s", username, password); hashed_password = _mongoc_hex_md5 (input); bson_free (input); bson_init (&cmd); BSON_APPEND_UTF8 (&cmd, "createUser", username); BSON_APPEND_UTF8 (&cmd, "pwd", hashed_password); BSON_APPEND_BOOL (&cmd, "digestPassword", false); if (custom_data) { BSON_APPEND_DOCUMENT (&cmd, "customData", custom_data); } if (roles) { BSON_APPEND_ARRAY (&cmd, "roles", roles); } else { bson_append_array_begin (&cmd, "roles", 5, &ar); bson_append_array_end (&cmd, &ar); } ret = mongoc_database_command_simple (database, &cmd, NULL, NULL, error); bson_free (hashed_password); bson_destroy (&cmd); } else if (error) { memcpy (error, &lerror, sizeof *error); } RETURN (ret); }
bool map_reduce_basic (mongoc_database_t* database) { bson_t reply; bson_t* command; bool res; bson_error_t error; mongoc_cursor_t* cursor; const bson_t* doc; bool map_reduce_done = false; bool query_done = false; const char* out_collection_name = "outCollection"; mongoc_collection_t* out_collection; /* Empty find query */ bson_t find_query = BSON_INITIALIZER; /* Construct the mapReduce command */ /* Other arguments can also be specified here, like "query" or "limit" and so on */ command = BCON_NEW ("mapReduce", BCON_UTF8 (COLLECTION_NAME), "map", BCON_CODE (MAPPER), "reduce", BCON_CODE (REDUCER), "out", BCON_UTF8 (out_collection_name)); res = mongoc_database_command_simple (database, command, NULL, &reply, &error); map_reduce_done = true; if (!res) { fprintf (stderr, "MapReduce failed: %s\n", error.message); goto cleanup; } /* Do something with the reply (it doesn't contain the mapReduce results) */ print_res (&reply); /* Now we'll query outCollection to see what the results are */ out_collection = mongoc_database_get_collection (database, out_collection_name); cursor = mongoc_collection_find_with_opts (out_collection, &find_query, NULL, NULL); query_done = true; /* Do something with the results */ while (mongoc_cursor_next (cursor, &doc)) { print_res (doc); } if (mongoc_cursor_error (cursor, &error)) { fprintf (stderr, "ERROR: %s\n", error.message); res = false; goto cleanup; } cleanup: /* cleanup */ if (query_done) { mongoc_cursor_destroy (cursor); mongoc_collection_destroy (out_collection); } if (map_reduce_done) { bson_destroy (&reply); bson_destroy (command); } return res; }