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php_phongo.c
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/*
+---------------------------------------------------------------------------+
| PHP Driver for MongoDB |
+---------------------------------------------------------------------------+
| Copyright 2013-2015 MongoDB, Inc. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
+---------------------------------------------------------------------------+
| Copyright (c) 2014-2015 MongoDB, Inc. |
+---------------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
/* External libs */
#include "bson.h"
#include "mongoc.h"
#include "mongoc-trace.h"
/* PHP Core stuff */
#include <php.h>
#include <php_ini.h>
#include <ext/standard/info.h>
#include <ext/standard/file.h>
#include <Zend/zend_hash.h>
#include <Zend/zend_interfaces.h>
#include <Zend/zend_exceptions.h>
#include <ext/spl/spl_iterators.h>
#include <ext/spl/spl_exceptions.h>
/* Stream wrapper */
#include <main/php_streams.h>
#include <main/php_network.h>
/* Debug log writing */
#include <main/php_open_temporary_file.h>
/* For formating timestamp in the log */
#include <ext/date/php_date.h>
/* String manipulation */
#include <Zend/zend_string.h>
/* PHP array helpers */
#include "php_array_api.h"
/* For our stream verifications */
#include <openssl/x509.h>
/* Our Compatability header */
#include "phongo_compat.h"
/* Our stuffz */
#include "php_phongo.h"
#include "php_bson.h"
#include "php-ssl.h"
#undef MONGOC_LOG_DOMAIN
#define MONGOC_LOG_DOMAIN "PHONGO"
#define PHONGO_DEBUG_INI "mongodb.debug"
#define PHONGO_DEBUG_INI_DEFAULT ""
#define PHONGO_STREAM_BUFFER_SIZE 4096
ZEND_DECLARE_MODULE_GLOBALS(mongodb)
#if PHP_VERSION_ID >= 70000
#if defined(ZTS) && defined(COMPILE_DL_MONGODB)
ZEND_TSRMLS_CACHE_DEFINE();
#endif
#endif
php_phongo_server_description_type_map_t
php_phongo_server_description_type_map[PHONGO_SERVER_DESCRIPTION_TYPES] = {
{ PHONGO_SERVER_UNKNOWN, "Unknown" },
{ PHONGO_SERVER_STANDALONE, "Standalone" },
{ PHONGO_SERVER_MONGOS, "Mongos" },
{ PHONGO_SERVER_POSSIBLE_PRIMARY, "PossiblePrimary" },
{ PHONGO_SERVER_RS_PRIMARY, "RSPrimary" },
{ PHONGO_SERVER_RS_SECONDARY, "RSSecondary" },
{ PHONGO_SERVER_RS_ARBITER, "RSArbiter" },
{ PHONGO_SERVER_RS_OTHER, "RSOther" },
{ PHONGO_SERVER_RS_GHOST, "RSGhost" },
};
/* {{{ phongo_std_object_handlers */
zend_object_handlers phongo_std_object_handlers;
PHONGO_API zend_object_handlers *phongo_get_std_object_handlers(void)
{
return &phongo_std_object_handlers;
}
/* }}} */
/* Forward declarations */
static bool phongo_split_namespace(const char *namespace, char **dbname, char **cname);
/* {{{ Error reporting and logging */
zend_class_entry* phongo_exception_from_phongo_domain(php_phongo_error_domain_t domain)
{
switch (domain) {
case PHONGO_ERROR_INVALID_ARGUMENT:
return php_phongo_invalidargumentexception_ce;
case PHONGO_ERROR_LOGIC:
return php_phongo_logicexception_ce;
case PHONGO_ERROR_RUNTIME:
return php_phongo_runtimeexception_ce;
case PHONGO_ERROR_UNEXPECTED_VALUE:
return php_phongo_unexpectedvalueexception_ce;
case PHONGO_ERROR_MONGOC_FAILED:
return php_phongo_runtimeexception_ce;
case PHONGO_ERROR_WRITE_FAILED:
return php_phongo_bulkwriteexception_ce;
case PHONGO_ERROR_CONNECTION_FAILED:
return php_phongo_connectionexception_ce;
}
MONGOC_ERROR("Resolving unknown phongo error domain: %d", domain);
return php_phongo_runtimeexception_ce;
}
zend_class_entry* phongo_exception_from_mongoc_domain(uint32_t /* mongoc_error_domain_t */ domain, uint32_t /* mongoc_error_code_t */ code)
{
switch(code) {
case 50: /* ExceededTimeLimit */
return php_phongo_executiontimeoutexception_ce;
case MONGOC_ERROR_STREAM_SOCKET:
case MONGOC_ERROR_SERVER_SELECTION_FAILURE:
return php_phongo_connectiontimeoutexception_ce;
case MONGOC_ERROR_CLIENT_AUTHENTICATE:
return php_phongo_authenticationexception_ce;
case MONGOC_ERROR_STREAM_INVALID_TYPE:
case MONGOC_ERROR_STREAM_INVALID_STATE:
case MONGOC_ERROR_STREAM_NAME_RESOLUTION:
case MONGOC_ERROR_STREAM_CONNECT:
case MONGOC_ERROR_STREAM_NOT_ESTABLISHED:
return php_phongo_connectionexception_ce;
case MONGOC_ERROR_CLIENT_NOT_READY:
case MONGOC_ERROR_CLIENT_TOO_BIG:
case MONGOC_ERROR_CLIENT_TOO_SMALL:
case MONGOC_ERROR_CLIENT_GETNONCE:
case MONGOC_ERROR_CLIENT_NO_ACCEPTABLE_PEER:
case MONGOC_ERROR_CLIENT_IN_EXHAUST:
case MONGOC_ERROR_PROTOCOL_INVALID_REPLY:
case MONGOC_ERROR_PROTOCOL_BAD_WIRE_VERSION:
case MONGOC_ERROR_CURSOR_INVALID_CURSOR:
case MONGOC_ERROR_QUERY_FAILURE:
/*case MONGOC_ERROR_PROTOCOL_ERROR:*/
case MONGOC_ERROR_BSON_INVALID:
case MONGOC_ERROR_MATCHER_INVALID:
case MONGOC_ERROR_NAMESPACE_INVALID:
case MONGOC_ERROR_COMMAND_INVALID_ARG:
case MONGOC_ERROR_COLLECTION_INSERT_FAILED:
case MONGOC_ERROR_GRIDFS_INVALID_FILENAME:
case MONGOC_ERROR_QUERY_COMMAND_NOT_FOUND:
case MONGOC_ERROR_QUERY_NOT_TAILABLE:
return php_phongo_runtimeexception_ce;
}
switch (domain) {
case MONGOC_ERROR_CLIENT:
case MONGOC_ERROR_STREAM:
case MONGOC_ERROR_PROTOCOL:
case MONGOC_ERROR_CURSOR:
case MONGOC_ERROR_QUERY:
case MONGOC_ERROR_INSERT:
case MONGOC_ERROR_SASL:
case MONGOC_ERROR_BSON:
case MONGOC_ERROR_MATCHER:
case MONGOC_ERROR_NAMESPACE:
case MONGOC_ERROR_COMMAND:
case MONGOC_ERROR_COLLECTION:
case MONGOC_ERROR_GRIDFS:
/* FIXME: We don't have the Exceptions mocked yet.. */
#if 0
return phongo_ce_mongo_connection_exception;
#endif
default:
return php_phongo_runtimeexception_ce;
}
}
void phongo_throw_exception(php_phongo_error_domain_t domain TSRMLS_DC, const char *format, ...)
{
va_list args;
char *message;
int message_len;
va_start(args, format);
message_len = vspprintf(&message, 0, format, args);
zend_throw_exception(phongo_exception_from_phongo_domain(domain), message, 0 TSRMLS_CC);
efree(message);
va_end(args);
}
void phongo_throw_exception_from_bson_error_t(bson_error_t *error TSRMLS_DC)
{
zend_throw_exception(phongo_exception_from_mongoc_domain(error->domain, error->code), error->message, error->code TSRMLS_CC);
}
static void php_phongo_log(mongoc_log_level_t log_level, const char *log_domain, const char *message, void *user_data)
{
PHONGO_TSRMLS_FETCH_FROM_CTX(user_data);
(void)user_data;
switch(log_level) {
case MONGOC_LOG_LEVEL_ERROR:
case MONGOC_LOG_LEVEL_CRITICAL:
phongo_throw_exception(PHONGO_ERROR_MONGOC_FAILED TSRMLS_CC, "%s", message);
return;
case MONGOC_LOG_LEVEL_WARNING:
case MONGOC_LOG_LEVEL_MESSAGE:
case MONGOC_LOG_LEVEL_INFO:
case MONGOC_LOG_LEVEL_DEBUG:
case MONGOC_LOG_LEVEL_TRACE:
{
time_t t;
phongo_char *dt;
time(&t);
dt = php_format_date((char *)"Y-m-d\\TH:i:sP", strlen("Y-m-d\\TH:i:sP"), t, 0 TSRMLS_CC);
fprintf(MONGODB_G(debug_fd), "[%s] %10s: %-8s> %s\n", phongo_str(dt), log_domain, mongoc_log_level_str(log_level), message);
fflush(MONGODB_G(debug_fd));
efree(dt);
} break;
}
}
/* }}} */
/* {{{ Init objects */
static void phongo_cursor_init(zval *return_value, zval *manager, mongoc_cursor_t *cursor, zval *readPreference TSRMLS_DC) /* {{{ */
{
php_phongo_cursor_t *intern;
object_init_ex(return_value, php_phongo_cursor_ce);
intern = Z_CURSOR_OBJ_P(return_value);
intern->cursor = cursor;
intern->server_id = mongoc_cursor_get_hint(cursor);
intern->client = Z_MANAGER_OBJ_P(manager)->client;
#if PHP_VERSION_ID >= 70000
ZVAL_COPY(&intern->manager, manager);
#else
Z_ADDREF_P(manager);
intern->manager = manager;
#endif
if (readPreference) {
#if PHP_VERSION_ID >= 70000
ZVAL_ZVAL(&intern->read_preference, readPreference, 1, 0);
#else
Z_ADDREF_P(readPreference);
intern->read_preference = readPreference;
#endif
}
} /* }}} */
static void phongo_cursor_init_for_command(zval *return_value, zval *manager, mongoc_cursor_t *cursor, const char *db, zval *command, zval *readPreference TSRMLS_DC) /* {{{ */
{
php_phongo_cursor_t *intern;
phongo_cursor_init(return_value, manager, cursor, readPreference TSRMLS_CC);
intern = Z_CURSOR_OBJ_P(return_value);
intern->database = estrdup(db);
#if PHP_VERSION_ID >= 70000
ZVAL_ZVAL(&intern->command, command, 1, 0);
#else
Z_ADDREF_P(command);
intern->command = command;
#endif
} /* }}} */
static void phongo_cursor_init_for_query(zval *return_value, zval *manager, mongoc_cursor_t *cursor, const char *namespace, zval *query, zval *readPreference TSRMLS_DC) /* {{{ */
{
php_phongo_cursor_t *intern;
phongo_cursor_init(return_value, manager, cursor, readPreference TSRMLS_CC);
intern = Z_CURSOR_OBJ_P(return_value);
/* namespace has already been validated by phongo_execute_query() */
phongo_split_namespace(namespace, &intern->database, &intern->collection);
#if PHP_VERSION_ID >= 70000
ZVAL_ZVAL(&intern->query, query, 1, 0);
#else
Z_ADDREF_P(query);
intern->query = query;
#endif
} /* }}} */
void phongo_server_init(zval *return_value, zval *manager, int server_id TSRMLS_DC) /* {{{ */
{
php_phongo_server_t *server;
object_init_ex(return_value, php_phongo_server_ce);
server = Z_SERVER_OBJ_P(return_value);
server->server_id = server_id;
server->client = Z_MANAGER_OBJ_P(manager)->client;
#if PHP_VERSION_ID >= 70000
ZVAL_COPY(&server->manager, manager);
#else
Z_ADDREF_P(manager);
server->manager = manager;
#endif
}
/* }}} */
void phongo_readconcern_init(zval *return_value, const mongoc_read_concern_t *read_concern TSRMLS_DC) /* {{{ */
{
php_phongo_readconcern_t *intern;
object_init_ex(return_value, php_phongo_readconcern_ce);
intern = Z_READCONCERN_OBJ_P(return_value);
intern->read_concern = mongoc_read_concern_copy(read_concern);
}
/* }}} */
void phongo_readpreference_init(zval *return_value, const mongoc_read_prefs_t *read_prefs TSRMLS_DC) /* {{{ */
{
php_phongo_readpreference_t *intern;
object_init_ex(return_value, php_phongo_readpreference_ce);
intern = Z_READPREFERENCE_OBJ_P(return_value);
intern->read_preference = mongoc_read_prefs_copy(read_prefs);
}
/* }}} */
void phongo_writeconcern_init(zval *return_value, const mongoc_write_concern_t *write_concern TSRMLS_DC) /* {{{ */
{
php_phongo_writeconcern_t *intern;
object_init_ex(return_value, php_phongo_writeconcern_ce);
intern = Z_WRITECONCERN_OBJ_P(return_value);
intern->write_concern = mongoc_write_concern_copy(write_concern);
}
/* }}} */
int32_t phongo_bson_find_as_int32(bson_t *bson, const char *key, int32_t fallback)
{
bson_iter_t iter;
if (bson_iter_init_find(&iter, bson, key) && BSON_ITER_HOLDS_INT32(&iter)) {
return bson_iter_int32(&iter);
}
return fallback;
}
bool phongo_bson_find_as_bool(bson_t *bson, const char *key, bool fallback)
{
bson_iter_t iter;
if (bson_iter_init_find(&iter, bson, key) && BSON_ITER_HOLDS_BOOL(&iter)) {
return bson_iter_bool(&iter);
}
return fallback;
}
void phongo_bson_iter_as_document(const bson_iter_t *iter, uint32_t *document_len, const uint8_t **document)
{
*document = NULL;
*document_len = 0;
if (BSON_ITER_HOLDS_DOCUMENT(iter) || BSON_ITER_HOLDS_ARRAY(iter)) {
memcpy (document_len, (iter->raw + iter->d1), sizeof (*document_len));
*document_len = BSON_UINT32_FROM_LE (*document_len);
*document = (iter->raw + iter->d1);
}
}
bool phongo_query_init(php_phongo_query_t *query, bson_t *filter, bson_t *options TSRMLS_DC) /* {{{ */
{
bson_iter_t iter;
if (options) {
query->batch_size = phongo_bson_find_as_int32(options, "batchSize", 0);
query->limit = phongo_bson_find_as_int32(options, "limit", 0);
query->skip = phongo_bson_find_as_int32(options, "skip", 0);
query->flags = 0;
query->flags |= phongo_bson_find_as_bool(options, "tailable", false) ? MONGOC_QUERY_TAILABLE_CURSOR : 0;
query->flags |= phongo_bson_find_as_bool(options, "slaveOk", false) ? MONGOC_QUERY_SLAVE_OK : 0;
query->flags |= phongo_bson_find_as_bool(options, "oplogReplay", false) ? MONGOC_QUERY_OPLOG_REPLAY : 0;
query->flags |= phongo_bson_find_as_bool(options, "noCursorTimeout", false) ? MONGOC_QUERY_NO_CURSOR_TIMEOUT : 0;
query->flags |= phongo_bson_find_as_bool(options, "awaitData", false) ? MONGOC_QUERY_AWAIT_DATA : 0;
query->flags |= phongo_bson_find_as_bool(options, "exhaust", false) ? MONGOC_QUERY_EXHAUST : 0;
query->flags |= phongo_bson_find_as_bool(options, "partial", false) ? MONGOC_QUERY_PARTIAL : 0;
if (bson_iter_init_find(&iter, options, "modifiers")) {
uint32_t len = 0;
const uint8_t *data = NULL;
if (! (BSON_ITER_HOLDS_DOCUMENT (&iter) || BSON_ITER_HOLDS_ARRAY (&iter))) {
phongo_throw_exception(PHONGO_ERROR_INVALID_ARGUMENT TSRMLS_CC, "Expected modifiers to be array or object, %d given", bson_iter_type(&iter));
return false;
}
bson_iter_document(&iter, &len, &data);
if (len) {
bson_t tmp;
bson_init_static(&tmp, data, len);
bson_copy_to_excluding_noinit(&tmp, query->query, "not-used-value", NULL);
bson_destroy (&tmp);
}
}
if (bson_iter_init_find(&iter, options, "projection")) {
uint32_t len = 0;
const uint8_t *data = NULL;
if (! (BSON_ITER_HOLDS_DOCUMENT (&iter) || BSON_ITER_HOLDS_ARRAY (&iter))) {
phongo_throw_exception(PHONGO_ERROR_INVALID_ARGUMENT TSRMLS_CC, "Expected projection to be array or object, %d given", bson_iter_type(&iter));
return false;
}
bson_iter_document(&iter, &len, &data);
if (len) {
query->selector = bson_new_from_data(data, len);
}
}
if (bson_iter_init_find(&iter, options, "sort")) {
uint32_t len = 0;
const uint8_t *data = NULL;
if (! (BSON_ITER_HOLDS_DOCUMENT (&iter) || BSON_ITER_HOLDS_ARRAY (&iter))) {
phongo_throw_exception(PHONGO_ERROR_INVALID_ARGUMENT TSRMLS_CC, "Expected sort to be array or object, %d given", bson_iter_type(&iter));
return false;
}
phongo_bson_iter_as_document(&iter, &len, &data);
if (len) {
bson_t tmp;
bson_init_static(&tmp, data, len);
bson_append_document(query->query, "$orderby", -1, &tmp);
bson_destroy(&tmp);
}
}
}
BSON_APPEND_DOCUMENT(query->query, "$query", filter);
return true;
} /* }}} */
zend_bool phongo_writeconcernerror_init(zval *return_value, bson_t *bson TSRMLS_DC) /* {{{ */
{
bson_iter_t iter;
php_phongo_writeconcernerror_t *writeconcernerror;
writeconcernerror = Z_WRITECONCERNERROR_OBJ_P(return_value);
if (bson_iter_init_find(&iter, bson, "code") && BSON_ITER_HOLDS_INT32(&iter)) {
writeconcernerror->code = bson_iter_int32(&iter);
}
if (bson_iter_init_find(&iter, bson, "errmsg") && BSON_ITER_HOLDS_UTF8(&iter)) {
writeconcernerror->message = bson_iter_dup_utf8(&iter, NULL);
}
if (bson_iter_init_find(&iter, bson, "errInfo") && BSON_ITER_HOLDS_DOCUMENT(&iter)) {
uint32_t len;
const uint8_t *data;
bson_iter_document(&iter, &len, &data);
if (!data) {
return false;
}
if (!phongo_bson_to_zval(data, len, &writeconcernerror->info)) {
zval_ptr_dtor(&writeconcernerror->info);
#if PHP_VERSION_ID >= 70000
ZVAL_UNDEF(&writeconcernerror->info);
#else
writeconcernerror->info = NULL;
#endif
return false;
}
}
return true;
} /* }}} */
zend_bool phongo_writeerror_init(zval *return_value, bson_t *bson TSRMLS_DC) /* {{{ */
{
bson_iter_t iter;
php_phongo_writeerror_t *writeerror;
writeerror = Z_WRITEERROR_OBJ_P(return_value);
if (bson_iter_init_find(&iter, bson, "code") && BSON_ITER_HOLDS_INT32(&iter)) {
writeerror->code = bson_iter_int32(&iter);
}
if (bson_iter_init_find(&iter, bson, "errmsg") && BSON_ITER_HOLDS_UTF8(&iter)) {
writeerror->message = bson_iter_dup_utf8(&iter, NULL);
}
if (bson_iter_init_find(&iter, bson, "errInfo")) {
bson_t info;
bson_init(&info);
bson_append_iter(&info, NULL, 0, &iter);
if (!phongo_bson_to_zval(bson_get_data(&info), info.len, &writeerror->info)) {
zval_ptr_dtor(&writeerror->info);
#if PHP_VERSION_ID >= 70000
ZVAL_UNDEF(&writeerror->info);
#else
writeerror->info = NULL;
#endif
return false;
}
}
if (bson_iter_init_find(&iter, bson, "index") && BSON_ITER_HOLDS_INT32(&iter)) {
writeerror->index = bson_iter_int32(&iter);
}
return true;
} /* }}} */
php_phongo_writeresult_t *phongo_writeresult_init(zval *return_value, bson_t *reply, zval *manager, int server_id TSRMLS_DC) /* {{{ */
{
php_phongo_writeresult_t *writeresult;
object_init_ex(return_value, php_phongo_writeresult_ce);
writeresult = Z_WRITERESULT_OBJ_P(return_value);
writeresult->reply = bson_copy(reply);
writeresult->server_id = server_id;
writeresult->client = Z_MANAGER_OBJ_P(manager)->client;
#if PHP_VERSION_ID >= 70000
ZVAL_COPY(&writeresult->manager, manager);
#else
Z_ADDREF_P(manager);
writeresult->manager = manager;
#endif
return writeresult;
} /* }}} */
/* }}} */
/* {{{ CRUD */
/* Splits a namespace name into the database and collection names, allocated with estrdup. */
static bool phongo_split_namespace(const char *namespace, char **dbname, char **cname) /* {{{ */
{
char *dot = strchr(namespace, '.');
if (!dot) {
return false;
}
if (cname) {
*cname = estrdup(namespace + (dot - namespace) + 1);
}
if (dbname) {
*dbname = estrndup(namespace, dot - namespace);
}
return true;
} /* }}} */
mongoc_bulk_operation_t *phongo_bulkwrite_init(zend_bool ordered) { /* {{{ */
return mongoc_bulk_operation_new(ordered);
} /* }}} */
bool phongo_execute_write(zval *manager, const char *namespace, php_phongo_bulkwrite_t *bulk_write, const mongoc_write_concern_t *write_concern, int server_id, zval *return_value, int return_value_used TSRMLS_DC) /* {{{ */
{
mongoc_client_t *client;
bson_error_t error;
int success;
bson_t reply = BSON_INITIALIZER;
mongoc_bulk_operation_t *bulk = bulk_write->bulk;
php_phongo_writeresult_t *writeresult;
client = Z_MANAGER_OBJ_P(manager)->client;
/* Since BulkWrite objects can currently be executed multiple times, ensure
* that the database and collection name are freed before we overwrite them.
* This may be removed once PHPC-676 is implemented. */
if (bulk_write->database) {
efree(bulk_write->database);
}
if (bulk_write->collection) {
efree(bulk_write->collection);
}
if (!phongo_split_namespace(namespace, &bulk_write->database, &bulk_write->collection)) {
phongo_throw_exception(PHONGO_ERROR_INVALID_ARGUMENT TSRMLS_CC, "%s: %s", "Invalid namespace provided", namespace);
return false;
}
mongoc_bulk_operation_set_database(bulk, bulk_write->database);
mongoc_bulk_operation_set_collection(bulk, bulk_write->collection);
mongoc_bulk_operation_set_client(bulk, client);
/* If a write concern was not specified, libmongoc will use the client's
* write concern; however, we should still fetch it for the write result. */
if (write_concern) {
mongoc_bulk_operation_set_write_concern(bulk, write_concern);
} else {
write_concern = mongoc_client_get_write_concern(client);
}
if (server_id > 0) {
mongoc_bulk_operation_set_hint(bulk, server_id);
}
success = mongoc_bulk_operation_execute(bulk, &reply, &error);
bulk_write->executed = true;
/* Write succeeded and the user doesn't care for the results */
if (success && !return_value_used) {
bson_destroy(&reply);
return true;
}
/* Check for connection related exceptions */
if (EG(exception)) {
bson_destroy(&reply);
return false;
}
writeresult = phongo_writeresult_init(return_value, &reply, manager, mongoc_bulk_operation_get_hint(bulk) TSRMLS_CC);
writeresult->write_concern = mongoc_write_concern_copy(write_concern);
/* The Write failed */
if (!success) {
if (error.domain == MONGOC_ERROR_COMMAND || error.domain == MONGOC_ERROR_WRITE_CONCERN) {
phongo_throw_exception(PHONGO_ERROR_WRITE_FAILED TSRMLS_CC, "%s", error.message);
phongo_add_exception_prop(ZEND_STRL("writeResult"), return_value TSRMLS_CC);
} else {
phongo_throw_exception_from_bson_error_t(&error TSRMLS_CC);
}
}
bson_destroy(&reply);
return success;
} /* }}} */
/* Advance the cursor and return whether there is an error. On error, the cursor
* will be destroyed and an exception will be thrown. */
static bool phongo_advance_cursor_and_check_for_error(mongoc_cursor_t *cursor TSRMLS_DC)
{
const bson_t *doc;
if (!mongoc_cursor_next(cursor, &doc)) {
bson_error_t error;
/* Check for connection related exceptions */
if (EG(exception)) {
mongoc_cursor_destroy(cursor);
return false;
}
/* Could simply be no docs, which is not an error */
if (mongoc_cursor_error(cursor, &error)) {
phongo_throw_exception_from_bson_error_t(&error TSRMLS_CC);
mongoc_cursor_destroy(cursor);
return false;
}
}
return true;
}
int phongo_execute_query(zval *manager, const char *namespace, zval *zquery, zval *zreadPreference, int server_id, zval *return_value, int return_value_used TSRMLS_DC) /* {{{ */
{
mongoc_client_t *client;
const php_phongo_query_t *query;
mongoc_cursor_t *cursor;
char *dbname;
char *collname;
mongoc_collection_t *collection;
client = Z_MANAGER_OBJ_P(manager)->client;
if (!phongo_split_namespace(namespace, &dbname, &collname)) {
phongo_throw_exception(PHONGO_ERROR_INVALID_ARGUMENT TSRMLS_CC, "%s: %s", "Invalid namespace provided", namespace);
return false;
}
collection = mongoc_client_get_collection(client, dbname, collname);
efree(dbname);
efree(collname);
query = Z_QUERY_OBJ_P(zquery);
if (query->read_concern) {
mongoc_collection_set_read_concern(collection, query->read_concern);
}
cursor = mongoc_collection_find(collection, query->flags, query->skip, query->limit, query->batch_size, query->query, query->selector, phongo_read_preference_from_zval(zreadPreference TSRMLS_CC));
mongoc_collection_destroy(collection);
/* mongoc issues a warning we need to catch somehow */
if (!cursor) {
phongo_throw_exception(PHONGO_ERROR_MONGOC_FAILED TSRMLS_CC, "%s", "FIXME: Couldn't create cursor...");
return false;
}
if (server_id > 0 && !mongoc_cursor_set_hint(cursor, server_id)) {
phongo_throw_exception(PHONGO_ERROR_MONGOC_FAILED TSRMLS_CC, "%s", "Could not set cursor server_id");
return false;
}
if (!phongo_advance_cursor_and_check_for_error(cursor TSRMLS_CC)) {
return false;
}
if (!return_value_used) {
mongoc_cursor_destroy(cursor);
return true;
}
phongo_cursor_init_for_query(return_value, manager, cursor, namespace, zquery, zreadPreference TSRMLS_CC);
return true;
} /* }}} */
int phongo_execute_command(zval *manager, const char *db, zval *zcommand, zval *zreadPreference, int server_id, zval *return_value, int return_value_used TSRMLS_DC) /* {{{ */
{
mongoc_client_t *client;
const php_phongo_command_t *command;
mongoc_cursor_t *cursor;
bson_iter_t iter;
client = Z_MANAGER_OBJ_P(manager)->client;
command = Z_COMMAND_OBJ_P(zcommand);
cursor = mongoc_client_command(client, db, MONGOC_QUERY_NONE, 0, 1, 0, command->bson, NULL, phongo_read_preference_from_zval(zreadPreference TSRMLS_CC));
if (server_id > 0 && !mongoc_cursor_set_hint(cursor, server_id)) {
phongo_throw_exception(PHONGO_ERROR_MONGOC_FAILED TSRMLS_CC, "%s", "Could not set cursor server_id");
return false;
}
if (!phongo_advance_cursor_and_check_for_error(cursor TSRMLS_CC)) {
return false;
}
if (!return_value_used) {
mongoc_cursor_destroy(cursor);
return true;
}
if (bson_iter_init_find(&iter, mongoc_cursor_current(cursor), "cursor") && BSON_ITER_HOLDS_DOCUMENT(&iter)) {
mongoc_cursor_t *cmd_cursor;
/* According to mongoc_cursor_new_from_command_reply(), the reply bson_t
* is ultimately destroyed on both success and failure. Use bson_copy()
* to create a writable copy of the const bson_t we fetched above. */
cmd_cursor = mongoc_cursor_new_from_command_reply(client, bson_copy(mongoc_cursor_current(cursor)), mongoc_cursor_get_hint(cursor));
mongoc_cursor_destroy(cursor);
if (!phongo_advance_cursor_and_check_for_error(cmd_cursor TSRMLS_CC)) {
return false;
}
phongo_cursor_init_for_command(return_value, manager, cmd_cursor, db, zcommand, zreadPreference TSRMLS_CC);
return true;
}
phongo_cursor_init_for_command(return_value, manager, cursor, db, zcommand, zreadPreference TSRMLS_CC);
return true;
} /* }}} */
/* }}} */
/* {{{ Stream vtable */
void phongo_stream_destroy(mongoc_stream_t *stream_wrap) /* {{{ */
{
php_phongo_stream_socket *base_stream = (php_phongo_stream_socket *)stream_wrap;
if (base_stream->stream) {
MONGOC_DEBUG("Not destroying RSRC#%d", PHONGO_STREAM_ID(base_stream->stream));
} else {
MONGOC_DEBUG("Wrapped stream already destroyed");
}
/*
* DON'T DO ANYTHING TO THE INTERNAL base_stream->stream
* The stream should not be closed during normal dtor -- as we want it to
* survive until next request.
* We only clean it up on failure and (implicitly) MSHUTDOWN
*/
efree(base_stream);
} /* }}} */
void phongo_stream_failed(mongoc_stream_t *stream_wrap) /* {{{ */
{
php_phongo_stream_socket *base_stream = (php_phongo_stream_socket *)stream_wrap;
if (base_stream->stream) {
#if PHP_VERSION_ID < 70000
PHONGO_TSRMLS_FETCH_FROM_CTX(base_stream->tsrm_ls);
#endif
MONGOC_DEBUG("Destroying RSRC#%d", PHONGO_STREAM_ID(base_stream->stream));
php_stream_free(base_stream->stream, PHP_STREAM_FREE_CLOSE_PERSISTENT | PHP_STREAM_FREE_RSRC_DTOR);
base_stream->stream = NULL;
}
efree(base_stream);
} /* }}} */
int phongo_stream_close(mongoc_stream_t *stream_wrap) /* {{{ */
{
php_phongo_stream_socket *base_stream = (php_phongo_stream_socket *)stream_wrap;
MONGOC_DEBUG("Closing RSRC#%d", PHONGO_STREAM_ID(base_stream->stream));
if (base_stream->stream) {
#if PHP_VERSION_ID < 70000
TSRMLS_FETCH_FROM_CTX(base_stream->tsrm_ls);
#endif
MONGOC_DEBUG("Destroying RSRC#%d", PHONGO_STREAM_ID(base_stream->stream));
php_stream_free(base_stream->stream, PHP_STREAM_FREE_CLOSE_PERSISTENT | PHP_STREAM_FREE_RSRC_DTOR);
base_stream->stream = NULL;
}
return 0;
} /* }}} */
void php_phongo_set_timeout(php_phongo_stream_socket *base_stream, int32_t timeout_msec) /* {{{ */
{
struct timeval rtimeout = {0, 0};
PHONGO_TSRMLS_FETCH_FROM_CTX(base_stream->tsrm_ls);
if (timeout_msec > 0) {
rtimeout.tv_sec = timeout_msec / 1000;
rtimeout.tv_usec = (timeout_msec % 1000) * 1000;
}
php_stream_set_option(base_stream->stream, PHP_STREAM_OPTION_READ_TIMEOUT, 0, &rtimeout);
MONGOC_DEBUG("Setting timeout to: %d", timeout_msec);
} /* }}} */
/* This is blatantr copy of _mongoc_stream_tls_writev
* https://github.com/mongodb/mongo-c-driver/blob/4ebba3d84286df3867bad89358eb6ae956e62a59/src/mongoc/mongoc-stream-tls.c#L500
*/
ssize_t phongo_stream_writev(mongoc_stream_t *stream, mongoc_iovec_t *iov, size_t iovcnt, int32_t timeout_msec) /* {{{ */
{
char buf[PHONGO_STREAM_BUFFER_SIZE];
ssize_t ret = 0;
ssize_t child_ret;
size_t i;
size_t iov_pos = 0;
/* There's a bit of a dance to coalesce vectorized writes into
* PHONGO_STREAM_BUFFER_SIZE'd writes to avoid lots of small tls
* packets.
*
* The basic idea is that we want to combine writes in the buffer if they're
* smaller than the buffer, flushing as it gets full. For larger writes, or
* the last write in the iovec array, we want to ignore the buffer and just
* write immediately. We take care of doing buffer writes by re-invoking
* ourself with a single iovec_t, pointing at our stack buffer.
*/
char *buf_head = buf;
char *buf_tail = buf;
char *buf_end = buf + PHONGO_STREAM_BUFFER_SIZE;
size_t bytes;
char *to_write = NULL;
size_t to_write_len;
php_phongo_stream_socket *base_stream = (php_phongo_stream_socket *)stream;
PHONGO_TSRMLS_FETCH_FROM_CTX(base_stream->tsrm_ls);
php_phongo_set_timeout(base_stream, timeout_msec);
BSON_ASSERT (iov);
BSON_ASSERT (iovcnt);
for (i = 0; i < iovcnt; i++) {
iov_pos = 0;
while (iov_pos < iov[i].iov_len) {
if (buf_head != buf_tail ||
((i + 1 < iovcnt) &&
((buf_end - buf_tail) > (iov[i].iov_len - iov_pos)))) {
/* If we have either of:
* - buffered bytes already
* - another iovec to send after this one and we don't have more
* bytes to send than the size of the buffer.
*
* copy into the buffer */
bytes = BSON_MIN (iov[i].iov_len - iov_pos, buf_end - buf_tail);
memcpy (buf_tail, iov[i].iov_base + iov_pos, bytes);
buf_tail += bytes;
iov_pos += bytes;
if (buf_tail == buf_end) {
/* If we're full, request send */
to_write = buf_head;
to_write_len = buf_tail - buf_head;
buf_tail = buf_head = buf;
}
} else {
/* Didn't buffer, so just write it through */
to_write = (char *)iov[i].iov_base + iov_pos;
to_write_len = iov[i].iov_len - iov_pos;
iov_pos += to_write_len;
}
if (to_write) {
/* We get here if we buffered some bytes and filled the buffer, or
* if we didn't buffer and have to send out of the iovec */
child_ret = php_stream_write(base_stream->stream, to_write, to_write_len);
if (child_ret < 0) {
/* Buffer write failed, just return the error */
return child_ret;
}
ret += child_ret;
if (child_ret < to_write_len) {
/* we timed out, so send back what we could send */
return ret;
}
to_write = NULL;
}
}
}
if (buf_head != buf_tail) {
/* If we have any bytes buffered, send */
child_ret = php_stream_write(base_stream->stream, buf_head, buf_tail - buf_head);
if (child_ret < 0) {
return child_ret;
}
ret += child_ret;
}
return ret;
} /* }}} */
ssize_t phongo_stream_readv(mongoc_stream_t *stream, mongoc_iovec_t *iov, size_t iovcnt, size_t min_bytes, int32_t timeout_msec) /* {{{ */
{
php_phongo_stream_socket *base_stream = (php_phongo_stream_socket *)stream;
ssize_t ret = 0;
ssize_t read;
size_t cur = 0;
PHONGO_TSRMLS_FETCH_FROM_CTX(base_stream->tsrm_ls);
php_phongo_set_timeout(base_stream, timeout_msec);
do {
read = php_stream_read(base_stream->stream, iov[cur].iov_base, iov[cur].iov_len);
MONGOC_DEBUG("Reading got: %zd wanted: %zd", read, min_bytes);
if (read <= 0) {
if (ret >= (ssize_t)min_bytes) {
break;
}
return -1;
}
ret += read;
while ((cur < iovcnt) && (read >= (ssize_t)iov[cur].iov_len)) {
read -= iov[cur++].iov_len;
}
if (cur == iovcnt) {
break;