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swoole_mysql_coro.cc
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/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| Copyright (c) 2012-2018 The Swoole Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 of the Apache license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.apache.org/licenses/LICENSE-2.0.html |
| If you did not receive a copy of the Apache2.0 license and are unable|
| to obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <[email protected]> |
+----------------------------------------------------------------------+
*/
#include "php_swoole.h"
#ifdef SW_COROUTINE
#include "swoole_coroutine.h"
#include "swoole_mysql.h"
static PHP_METHOD(swoole_mysql_coro, __construct);
static PHP_METHOD(swoole_mysql_coro, __destruct);
static PHP_METHOD(swoole_mysql_coro, connect);
static PHP_METHOD(swoole_mysql_coro, query);
static PHP_METHOD(swoole_mysql_coro, recv);
static PHP_METHOD(swoole_mysql_coro, nextResult);
#ifdef SW_USE_MYSQLND
static PHP_METHOD(swoole_mysql_coro, escape);
#endif
static PHP_METHOD(swoole_mysql_coro, begin);
static PHP_METHOD(swoole_mysql_coro, commit);
static PHP_METHOD(swoole_mysql_coro, rollback);
static PHP_METHOD(swoole_mysql_coro, prepare);
static PHP_METHOD(swoole_mysql_coro, setDefer);
static PHP_METHOD(swoole_mysql_coro, getDefer);
static PHP_METHOD(swoole_mysql_coro, close);
static PHP_METHOD(swoole_mysql_coro_statement, __destruct);
static PHP_METHOD(swoole_mysql_coro_statement, execute);
static PHP_METHOD(swoole_mysql_coro_statement, fetch);
static PHP_METHOD(swoole_mysql_coro_statement, fetchAll);
static PHP_METHOD(swoole_mysql_coro_statement, nextResult);
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_void, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_connect, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, server_config, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_query, 0, 0, 1)
ZEND_ARG_INFO(0, sql)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_begin, 0, 0, 0)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_commit, 0, 0, 0)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_rollback, 0, 0, 0)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_prepare, 0, 0, 1)
ZEND_ARG_INFO(0, query)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_setDefer, 0, 0, 0)
ZEND_ARG_INFO(0, defer)
ZEND_END_ARG_INFO()
#ifdef SW_USE_MYSQLND
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_escape, 0, 0, 1)
ZEND_ARG_INFO(0, string)
ZEND_ARG_INFO(0, flags)
ZEND_END_ARG_INFO()
#endif
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_statement_execute, 0, 0, 0)
ZEND_ARG_INFO(0, params)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_statement_fetch, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_statement_fetchAll, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_mysql_coro_statement_nextResult, 0, 0, 0)
ZEND_END_ARG_INFO()
static zend_class_entry swoole_mysql_coro_ce;
static zend_class_entry *swoole_mysql_coro_ce_ptr;
static zend_object_handlers swoole_mysql_coro_handlers;
static zend_class_entry swoole_mysql_coro_exception_ce;
static zend_class_entry *swoole_mysql_coro_exception_ce_ptr;
static zend_object_handlers swoole_mysql_coro_exception_handlers;
static zend_class_entry swoole_mysql_coro_statement_ce;
static zend_class_entry *swoole_mysql_coro_statement_ce_ptr;
static zend_object_handlers swoole_mysql_coro_statement_handlers;
static const zend_function_entry swoole_mysql_coro_methods[] =
{
PHP_ME(swoole_mysql_coro, __construct, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, __destruct, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, connect, arginfo_swoole_mysql_coro_connect, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, query, arginfo_swoole_mysql_coro_query, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, recv, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, nextResult, arginfo_swoole_void, ZEND_ACC_PUBLIC)
#ifdef SW_USE_MYSQLND
PHP_ME(swoole_mysql_coro, escape, arginfo_swoole_mysql_coro_escape, ZEND_ACC_PUBLIC)
#endif
PHP_ME(swoole_mysql_coro, begin, arginfo_swoole_mysql_coro_begin, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, commit, arginfo_swoole_mysql_coro_commit, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, rollback, arginfo_swoole_mysql_coro_rollback, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, prepare, arginfo_swoole_mysql_coro_prepare, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, setDefer, arginfo_swoole_mysql_coro_setDefer, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, getDefer, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro, close, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_FE_END
};
static const zend_function_entry swoole_mysql_coro_statement_methods[] =
{
PHP_ME(swoole_mysql_coro_statement, execute, arginfo_swoole_mysql_coro_statement_execute, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro_statement, fetch, arginfo_swoole_mysql_coro_statement_fetch, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro_statement, fetchAll, arginfo_swoole_mysql_coro_statement_fetchAll, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro_statement, nextResult, arginfo_swoole_mysql_coro_statement_nextResult, ZEND_ACC_PUBLIC)
PHP_ME(swoole_mysql_coro_statement, __destruct, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_FE_END
};
static int swoole_mysql_coro_onRead(swReactor *reactor, swEvent *event);
static int swoole_mysql_coro_onWrite(swReactor *reactor, swEvent *event);
static int swoole_mysql_coro_onError(swReactor *reactor, swEvent *event);
static void swoole_mysql_coro_onConnect(mysql_client *client);
static void swoole_mysql_coro_onTimeout(swTimer *timer, swTimer_node *tnode);
static void swoole_mysql_coro_free_object(zend_object *object);
static zend_object *swoole_mysql_coro_create_object(zend_class_entry *ce)
{
zend_object *object;
object = zend_objects_new(ce);
object->handlers = &swoole_mysql_coro_handlers;
object_properties_init(object, ce);
coro_check();
mysql_client *client = (mysql_client *) emalloc(sizeof(mysql_client));
bzero(client, sizeof(mysql_client));
swoole_set_object_by_handle(object->handle, client);
return object;
}
void swoole_mysql_coro_init(int module_number)
{
SWOOLE_INIT_CLASS_ENTRY(swoole_mysql_coro, "Swoole\\Coroutine\\MySQL", NULL, "Co\\MySQL", swoole_mysql_coro_methods);
SWOOLE_SET_CLASS_SERIALIZABLE(swoole_mysql_coro, zend_class_serialize_deny, zend_class_unserialize_deny);
SWOOLE_SET_CLASS_CLONEABLE(swoole_mysql_coro, zend_class_clone_deny);
SWOOLE_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_mysql_coro, zend_class_unset_property_deny);
SWOOLE_SET_CLASS_CREATE_AND_FREE(swoole_mysql_coro, swoole_mysql_coro_create_object, swoole_mysql_coro_free_object);
SWOOLE_INIT_CLASS_ENTRY(swoole_mysql_coro_statement, "Swoole\\Coroutine\\MySQL\\Statement", NULL, "Co\\MySQL\\Statement", swoole_mysql_coro_statement_methods);
SWOOLE_SET_CLASS_SERIALIZABLE(swoole_mysql_coro_statement, zend_class_serialize_deny, zend_class_unserialize_deny);
SWOOLE_SET_CLASS_CLONEABLE(swoole_mysql_coro_statement, zend_class_clone_deny);
SWOOLE_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_mysql_coro_statement, zend_class_unset_property_deny);
SWOOLE_INIT_CLASS_ENTRY_EX(swoole_mysql_coro_exception, "Swoole\\Coroutine\\MySQL\\Exception", NULL, "Co\\MySQL\\Exception", NULL, swoole_exception);
SWOOLE_SET_CLASS_SERIALIZABLE(swoole_mysql_coro_exception, zend_class_serialize_deny, zend_class_unserialize_deny);
SWOOLE_SET_CLASS_CLONEABLE(swoole_mysql_coro_exception, zend_class_clone_deny);
SWOOLE_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_mysql_coro_exception, zend_class_unset_property_deny);
zend_declare_property_string(swoole_mysql_coro_ce_ptr, ZEND_STRL("serverInfo"), "", ZEND_ACC_PRIVATE);
zend_declare_property_long(swoole_mysql_coro_ce_ptr, ZEND_STRL("sock"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_bool(swoole_mysql_coro_ce_ptr, ZEND_STRL("connected"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_string(swoole_mysql_coro_ce_ptr, ZEND_STRL("connect_error"), "", ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_ce_ptr, ZEND_STRL("connect_errno"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_ce_ptr, ZEND_STRL("affected_rows"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_ce_ptr, ZEND_STRL("insert_id"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_string(swoole_mysql_coro_ce_ptr, ZEND_STRL("error"), "", ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_ce_ptr, ZEND_STRL("errno"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_statement_ce_ptr, ZEND_STRL("affected_rows"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_statement_ce_ptr, ZEND_STRL("insert_id"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_string(swoole_mysql_coro_statement_ce_ptr, ZEND_STRL("error"), "", ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_mysql_coro_statement_ce_ptr, ZEND_STRL("errno"), 0, ZEND_ACC_PUBLIC);
}
int mysql_query(zval *zobject, mysql_client *client, swString *sql, zval *callback);
static int swoole_mysql_coro_execute(zval *zobject, mysql_client *client, zval *params)
{
sw_coro_check_bind("mysql client", client->cid);
if (!client->cli)
{
swoole_php_fatal_error(E_WARNING, "mysql connection#%d is closed.", client->fd);
return SW_ERR;
}
if (client->state != SW_MYSQL_STATE_QUERY)
{
swoole_php_fatal_error(E_WARNING, "mysql client is waiting response, cannot send new sql query.");
return SW_ERR;
}
mysql_statement *statement = (mysql_statement *) swoole_get_object(zobject);
if (!statement)
{
swoole_php_fatal_error(E_WARNING, "mysql preparation is not ready.");
return SW_ERR;
}
long lval;
char buf[10];
zval *value;
zval _value;
uint16_t param_count = 0;
if (params)
{
param_count = php_swoole_array_length(params);
}
if (param_count != statement->param_count)
{
swoole_php_fatal_error(E_WARNING, "mysql statement#%u expects %u parameter, %u given.", statement->id, statement->param_count, param_count);
return SW_ERR;
}
swString_clear(mysql_request_buffer);
client->cmd = SW_MYSQL_COM_STMT_EXECUTE;
client->statement = statement;
bzero(mysql_request_buffer->str, 5);
//command
mysql_request_buffer->str[4] = SW_MYSQL_COM_STMT_EXECUTE;
mysql_request_buffer->length = 5;
char *p = mysql_request_buffer->str;
p += 5;
// stmt.id
mysql_int4store(p, statement->id);
p += 4;
// flags = CURSOR_TYPE_NO_CURSOR
mysql_int1store(p, 0);
p += 1;
// iteration_count
mysql_int4store(p, 1);
p += 4;
mysql_request_buffer->length += 9;
if (param_count != 0)
{
//null bitmap
char *null_start = p;
unsigned int map_size = (param_count + 7) / 8;
memset(p, 0, map_size);
p += map_size;
mysql_request_buffer->length += map_size;
//rebind
mysql_int1store(p, 1);
p += 1;
mysql_request_buffer->length += 1;
char *type_start = p;
p += param_count * 2;
mysql_request_buffer->length += param_count * 2;
zend_ulong index = 0;
ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(params), value)
{
if (ZVAL_IS_NULL(value))
{
*(null_start + (index / 8)) |= (1UL << (index % 8));
mysql_int2store(type_start + (index * 2), SW_MYSQL_TYPE_NULL);
}
else
{
mysql_int2store(type_start + (index * 2), SW_MYSQL_TYPE_VAR_STRING);
ZVAL_DUP(&_value, value);
value = &_value;
convert_to_string(value);
if (Z_STRLEN_P(value) > 0xffff)
{
buf[0] = (char) SW_MYSQL_TYPE_VAR_STRING;
if (swString_append_ptr(mysql_request_buffer, buf, 1) < 0)
{
zval_dtor(value);
return SW_ERR;
}
}
else if (Z_STRLEN_P(value) > 250)
{
buf[0] = (char) SW_MYSQL_TYPE_BLOB;
if (swString_append_ptr(mysql_request_buffer, buf, 1) < 0)
{
zval_dtor(value);
return SW_ERR;
}
}
lval = mysql_write_lcb(buf, Z_STRLEN_P(value));
if (swString_append_ptr(mysql_request_buffer, buf, lval) < 0)
{
zval_dtor(value);
return SW_ERR;
}
if (swString_append_ptr(mysql_request_buffer, Z_STRVAL_P(value), Z_STRLEN_P(value)) < 0)
{
zval_dtor(value);
return SW_ERR;
}
zval_dtor(value);
}
index++;
}
ZEND_HASH_FOREACH_END();
}
//length
mysql_pack_length(mysql_request_buffer->length - 4, mysql_request_buffer->str);
//send data
if (SwooleG.main_reactor->write(SwooleG.main_reactor, client->fd, mysql_request_buffer->str, mysql_request_buffer->length) < 0)
{
//connection is closed
if (swConnection_error(errno) == SW_CLOSE)
{
zend_update_property_bool(swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("connected"), 0);
zend_update_property_long(swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("errno"), 2013);
zend_update_property_string(swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("error"), "Lost connection to MySQL server during query");
}
return SW_ERR;
}
else
{
client->state = SW_MYSQL_STATE_READ_START;
return SW_OK;
}
}
static int swoole_mysql_coro_parse_response(mysql_client *client, zval **result, int from_next_result)
{
zval *zobject = client->object;
int ret = mysql_response(client);
if (ret < 0)
{
if (ret == SW_AGAIN)
{
return SW_AGAIN;
}
else
{
return ret; // TODO: return error instead of timeout?
}
}
//remove from eventloop
//reactor->del(reactor, event->fd);
zend_update_property_long(
swoole_mysql_coro_ce_ptr, zobject,
ZEND_STRL("affected_rows"), client->response.affected_rows
);
zend_update_property_long(
swoole_mysql_coro_ce_ptr, zobject,
ZEND_STRL("insert_id"), client->response.insert_id
);
if (client->cmd == SW_MYSQL_COM_STMT_EXECUTE)
{
zend_update_property_long(
swoole_mysql_coro_statement_ce_ptr, client->statement->object,
ZEND_STRL("affected_rows"), client->response.affected_rows
);
zend_update_property_long(
swoole_mysql_coro_statement_ce_ptr, client->statement->object,
ZEND_STRL("insert_id"), client->response.insert_id
);
}
client->state = SW_MYSQL_STATE_QUERY;
// OK
if (client->response.response_type == SW_MYSQL_PACKET_OK)
{
*result = sw_malloc_zval();
// prepare finished and create statement
if (client->cmd == SW_MYSQL_COM_STMT_PREPARE)
{
if (client->statement_list == NULL)
{
client->statement_list = swLinkedList_new(0, NULL);
}
swLinkedList_append(client->statement_list, client->statement);
object_init_ex(*result, swoole_mysql_coro_statement_ce_ptr);
swoole_set_object(*result, client->statement);
client->statement->object = sw_zval_dup(*result);
}
else
{
if (from_next_result)
{
// pass the ok response ret val
ZVAL_NULL(*result);
}
else
{
ZVAL_TRUE(*result);
}
}
}
// ERROR
else if (client->response.response_type == SW_MYSQL_PACKET_ERR)
{
*result = sw_malloc_zval();
ZVAL_FALSE(*result);
zend_update_property_stringl(
swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("error"),
client->response.server_msg, client->response.l_server_msg
);
zend_update_property_long(
swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("errno"),
client->response.error_code
);
if (client->cmd == SW_MYSQL_COM_STMT_EXECUTE)
{
zend_update_property_stringl(
swoole_mysql_coro_statement_ce_ptr, client->statement->object,
ZEND_STRL("error"), client->response.server_msg, client->response.l_server_msg
);
zend_update_property_long(
swoole_mysql_coro_statement_ce_ptr, client->statement->object,
ZEND_STRL("errno"), client->response.error_code
);
}
}
// ResultSet
else
{
if (client->connector.fetch_mode && client->cmd == SW_MYSQL_COM_STMT_EXECUTE)
{
if (client->statement->result)
{
// free the last one
sw_zval_free(client->statement->result);
client->statement->result = NULL;
}
// save result on statement and wait for fetch
client->statement->result = client->response.result_array;
client->response.result_array = NULL;
// return true (success)]
*result = sw_malloc_zval();
ZVAL_TRUE(*result);
}
else
{
*result = client->response.result_array;
}
}
return SW_OK;
}
static void swoole_mysql_coro_parse_end(mysql_client *client, swString *buffer)
{
if (client->response.status_code & SW_MYSQL_SERVER_MORE_RESULTS_EXISTS)
{
swTraceLog(SW_TRACE_MYSQL_CLIENT, "remaining %ju, more results exists", (uintmax_t) (buffer->length - buffer->offset));
}
else
{
// no more, clean up
swString_clear(buffer);
}
bzero(&client->response, sizeof(client->response));
client->statement = NULL;
client->cmd = SW_MYSQL_COM_NULL;
}
static int swoole_mysql_coro_statement_free(mysql_statement *stmt)
{
if (stmt->object)
{
swoole_set_object(stmt->object, NULL);
efree(stmt->object);
}
if (stmt->buffer)
{
swString_free(stmt->buffer);
}
if (stmt->result)
{
sw_zval_free(stmt->result);
}
return SW_OK;
}
static int swoole_mysql_coro_statement_close(mysql_statement *stmt)
{
// WARNING: it's wrong operation, we send the close statement package silently, don't change any property in the client!
// stmt->client->cmd = SW_MYSQL_COM_STMT_CLOSE;
// call mysql-server to destruct this statement
swString_clear(mysql_request_buffer);
bzero(mysql_request_buffer->str, 5);
//command
mysql_request_buffer->str[4] = SW_MYSQL_COM_STMT_CLOSE;
mysql_request_buffer->length = 5;
char *p = mysql_request_buffer->str;
p += 5;
// stmt.id
mysql_int4store(p, stmt->id);
p += 4;
mysql_request_buffer->length += 4;
//length
mysql_pack_length(mysql_request_buffer->length - 4, mysql_request_buffer->str);
//tell sever to close the statement, mysql-server would not reply
SwooleG.main_reactor->write(SwooleG.main_reactor, stmt->client->fd, mysql_request_buffer->str, mysql_request_buffer->length);
return SW_OK;
}
static int swoole_mysql_coro_close(zval *zobject)
{
mysql_client *client = (mysql_client *) swoole_get_object(zobject);
if (!client)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_mysql_coro.");
return FAILURE;
}
if (!client->cli)
{
return FAILURE;
}
if (client->connected)
{
//send quit command
swString_clear(mysql_request_buffer);
client->cmd = SW_MYSQL_COM_QUIT;
bzero(mysql_request_buffer->str, 5);
mysql_request_buffer->str[4] = SW_MYSQL_COM_QUIT;//command
mysql_request_buffer->length = 5;
mysql_pack_length(mysql_request_buffer->length - 4, mysql_request_buffer->str);
SwooleG.main_reactor->write(SwooleG.main_reactor, client->fd, mysql_request_buffer->str, mysql_request_buffer->length);
}
zend_update_property_bool(swoole_mysql_coro_ce_ptr, zobject, ZEND_STRL("connected"), 0);
SwooleG.main_reactor->del(SwooleG.main_reactor, client->fd);
swConnection *_socket = swReactor_get(SwooleG.main_reactor, client->fd);
_socket->object = NULL;
_socket->active = 0;
if (client->timer)
{
swTimer_del(&SwooleG.timer, client->timer);
client->timer = NULL;
}
if (client->statement_list)
{
swLinkedList_node *node = client->statement_list->head;
while (node)
{
mysql_statement *stmt = (mysql_statement *) node->data;
// after connection closed, mysql stmt cache closed too
// so we needn't send stmt close command here like pdo.
swoole_mysql_coro_statement_free(stmt);
efree(stmt);
node = node->next;
}
swLinkedList_free(client->statement_list);
client->statement_list = NULL;
}
client->cli->close(client->cli);
swClient_free(client->cli);
efree(client->cli);
client->cli = NULL;
client->state = SW_MYSQL_STATE_CLOSED;
client->iowait = SW_MYSQL_CORO_STATUS_CLOSED;
//TODO: clear connector
return SUCCESS;
}
static PHP_METHOD(swoole_mysql_coro, __construct)
{
}
static PHP_METHOD(swoole_mysql_coro, __destruct)
{
}
static PHP_METHOD(swoole_mysql_coro, connect)
{
zval *server_info;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_ARRAY(server_info)
ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);
php_swoole_array_separate(server_info);
HashTable *_ht = Z_ARRVAL_P(server_info);
zval *value;
mysql_client *client = (mysql_client *) swoole_get_object(getThis());
if (client->cli)
{
swoole_php_fatal_error(E_WARNING, "connection to the server has already been established.");
RETURN_FALSE;
}
mysql_connector *connector = &client->connector;
if (php_swoole_array_get_value(_ht, "host", value))
{
convert_to_string(value);
connector->host = Z_STRVAL_P(value);
connector->host_len = Z_STRLEN_P(value);
}
else
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "HOST parameter is required.", 11);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
if (php_swoole_array_get_value(_ht, "port", value))
{
convert_to_long(value);
connector->port = Z_LVAL_P(value);
}
else
{
connector->port = SW_MYSQL_DEFAULT_PORT;
}
if (php_swoole_array_get_value(_ht, "user", value))
{
convert_to_string(value);
connector->user = Z_STRVAL_P(value);
connector->user_len = Z_STRLEN_P(value);
}
else
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "USER parameter is required.", 11);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
if (php_swoole_array_get_value(_ht, "password", value))
{
convert_to_string(value);
connector->password = Z_STRVAL_P(value);
connector->password_len = Z_STRLEN_P(value);
}
else
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "PASSWORD parameter is required.", 11);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
if (php_swoole_array_get_value(_ht, "database", value))
{
convert_to_string(value);
connector->database = Z_STRVAL_P(value);
connector->database_len = Z_STRLEN_P(value);
}
else
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "DATABASE parameter is required.", 11);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
if (php_swoole_array_get_value(_ht, "timeout", value))
{
convert_to_double(value);
connector->timeout = Z_DVAL_P(value);
}
else
{
connector->timeout = COROG.socket_connect_timeout;
}
if (php_swoole_array_get_value(_ht, "charset", value))
{
convert_to_string(value);
connector->character_set = mysql_get_charset(Z_STRVAL_P(value));
if (connector->character_set < 0)
{
char buf[64];
snprintf(buf, sizeof(buf), "unknown charset [%s].", Z_STRVAL_P(value));
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, buf, 11);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
}
else
{
connector->character_set = SW_MYSQL_DEFAULT_CHARSET;
}
if (php_swoole_array_get_value(_ht, "strict_type", value))
{
convert_to_boolean(value);
connector->strict_type = Z_BVAL_P(value);
}
if (php_swoole_array_get_value(_ht, "fetch_mode", value))
{
convert_to_boolean(value);
connector->fetch_mode = Z_BVAL_P(value);
}
swClient *cli = (swClient *) emalloc(sizeof(swClient));
int type = SW_SOCK_TCP;
if (strncasecmp(connector->host, ZEND_STRL("unix:/")) == 0)
{
connector->host = connector->host + 5;
connector->host_len = connector->host_len - 5;
type = SW_SOCK_UNIX_STREAM;
}
else if (strchr(connector->host, ':'))
{
type = SW_SOCK_TCP6;
}
php_swoole_check_reactor();
if (!swReactor_handle_isset(SwooleG.main_reactor, PHP_SWOOLE_FD_MYSQL_CORO))
{
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, PHP_SWOOLE_FD_MYSQL_CORO | SW_EVENT_READ, swoole_mysql_coro_onRead);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, PHP_SWOOLE_FD_MYSQL_CORO | SW_EVENT_WRITE, swoole_mysql_coro_onWrite);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, PHP_SWOOLE_FD_MYSQL_CORO | SW_EVENT_ERROR, swoole_mysql_coro_onError);
}
if (swClient_create(cli, type, 0) < 0)
{
swoole_php_fatal_error(E_WARNING, "swClient_create() failed. Error: %s [%d]", strerror(errno), errno);
_failed:
zend_update_property_string(swoole_mysql_coro_ce_ptr, getThis(), ZEND_STRL("connect_error"), strerror(errno));
zend_update_property_long(swoole_mysql_coro_ce_ptr, getThis(), ZEND_STRL("connect_errno"), errno);
efree(cli);
zval_ptr_dtor(server_info);
RETURN_FALSE;
}
//tcp nodelay
if (type != SW_SOCK_UNIX_STREAM)
{
int tcp_nodelay = 1;
if (setsockopt(cli->socket->fd, IPPROTO_TCP, TCP_NODELAY, (const void *) &tcp_nodelay, sizeof(int)) == -1)
{
swoole_php_sys_error(E_WARNING, "setsockopt(%d, IPPROTO_TCP, TCP_NODELAY) failed.", cli->socket->fd);
}
}
int ret = cli->connect(cli, connector->host, connector->port, connector->timeout, 1);
if ((ret < 0 && errno == EINPROGRESS) || ret == 0)
{
if (SwooleG.main_reactor->add(SwooleG.main_reactor, cli->socket->fd, PHP_SWOOLE_FD_MYSQL_CORO | SW_EVENT_WRITE) < 0)
{
goto _failed;
}
}
else
{
goto _failed;
}
zend_update_property(swoole_mysql_coro_ce_ptr, getThis(), ZEND_STRL("serverInfo"), server_info);
zval_ptr_dtor(server_info);
zend_update_property_long(swoole_mysql_coro_ce_ptr, getThis(), ZEND_STRL("sock"), cli->socket->fd);
if (!client->buffer)
{
client->buffer = swString_new(SW_BUFFER_SIZE_BIG);
}
else
{
swString_clear(client->buffer);
bzero(&client->response, sizeof(client->response));
}
client->fd = cli->socket->fd;
client->object = getThis();
client->cli = cli;
sw_copy_to_stack(client->object, client->_object);
swConnection *_socket = swReactor_get(SwooleG.main_reactor, cli->socket->fd);
_socket->object = client;
_socket->active = 0;
php_context *context = (php_context *) swoole_get_property(getThis(), 0);
if (!context)
{
context = (php_context *) emalloc(sizeof(php_context));
swoole_set_property(getThis(), 0, context);
}
context->state = SW_CORO_CONTEXT_RUNNING;
context->coro_params = *getThis();
if (connector->timeout > 0)
{
connector->timer = swTimer_add(&SwooleG.timer, (int) (connector->timeout * 1000), 0, context, swoole_mysql_coro_onTimeout);
}
client->cid = sw_get_current_cid();
sw_coro_save(return_value, context);
sw_coro_yield();
}
static PHP_METHOD(swoole_mysql_coro, query)
{
swString sql;
bzero(&sql, sizeof(sql));
mysql_client *client = (mysql_client *) swoole_get_object(getThis());
if (!client || client->state == SW_MYSQL_STATE_CLOSED)
{
SwooleG.error = SW_ERROR_CLIENT_NO_CONNECTION;
zend_update_property_long(swoole_mysql_coro_ce_ptr, getThis(), ZEND_STRL("errCode"), SwooleG.error);
swoole_php_fatal_error(E_WARNING, "The MySQL connection is not established.");
RETURN_FALSE;
}
if (client->iowait == SW_MYSQL_CORO_STATUS_DONE)
{
swoole_php_fatal_error(E_WARNING, "mysql client is waiting for calling recv, cannot send new sql query.");
RETURN_FALSE;
}
sw_coro_check_bind("mysql client", client->cid);
double timeout = COROG.socket_timeout;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|d", &sql.str, &sql.length, &timeout) == FAILURE)
{
RETURN_FALSE;
}
if (sql.length <= 0)
{
swoole_php_fatal_error(E_WARNING, "Query is empty.");
RETURN_FALSE;
}
if (mysql_query(getThis(), client, &sql, NULL) < 0)
{
RETURN_FALSE;
}
client->state = SW_MYSQL_STATE_READ_START;
php_context *context = (php_context *) swoole_get_property(getThis(), 0);
if (timeout > 0)
{
client->timer = swTimer_add(&SwooleG.timer, (int) (timeout * 1000), 0, context, swoole_mysql_coro_onTimeout);
if (client->timer && client->defer)
{
context->state = SW_CORO_CONTEXT_IN_DELAYED_TIMEOUT_LIST;
}
}
if (client->defer)
{
client->iowait = SW_MYSQL_CORO_STATUS_WAIT;
RETURN_TRUE;
}
client->cid = sw_get_current_cid();
sw_coro_save(return_value, context);
sw_coro_yield();
}
static PHP_METHOD(swoole_mysql_coro, nextResult)
{
mysql_client *client = (mysql_client *) swoole_get_object(getThis());
if (!client)
{
RETURN_FALSE;
}
if (client->buffer && (size_t) client->buffer->offset < client->buffer->length)
{
client->cmd = SW_MYSQL_COM_QUERY;
client->state = SW_MYSQL_STATE_READ_START;
client->statement = nullptr;
zval *result = NULL;
if (swoole_mysql_coro_parse_response(client, &result, 1) == SW_OK)
{
swoole_mysql_coro_parse_end(client, client->buffer); // ending tidy up
zval _result = *result;
efree(result);
result = &_result;
RETURN_ZVAL(result, 0, 1);
}
else
{
RETURN_FALSE;
}
}
else
{
RETURN_NULL();
}
}
static void swoole_mysql_coro_query_transcation(const char* command, uint8_t in_transaction, zend_execute_data *execute_data, zval *return_value)
{
mysql_client *client = (mysql_client *) swoole_get_object(getThis());
if (!client)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_mysql.");
RETURN_FALSE;
}
sw_coro_check_bind("mysql client", client->cid);
// we deny the dangerous operation of transaction
// if developers need use defer to begin transaction, they can use query("begin/commit/rollback") with defer
// to make sure they know what they are doing
if (unlikely(client->defer))
{
swoole_php_fatal_error(E_DEPRECATED, "you should not use defer to handle transaction, if you want, please use `query` instead.");
client->defer = 0;
}
if (in_transaction && client->transaction)
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "There is already an active transaction.", 21);
RETURN_FALSE;
}
if (!in_transaction && !client->transaction)
{
zend_throw_exception(swoole_mysql_coro_exception_ce_ptr, "There is no active transaction.", 22);
RETURN_FALSE;
}
swString sql;
bzero(&sql, sizeof(sql));
swString_append_ptr(&sql, command, strlen(command));
if (mysql_query(getThis(), client, &sql, NULL) < 0)
{
RETURN_FALSE;
}
else
{
double timeout = COROG.socket_timeout;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|d", &timeout) == FAILURE)
{
RETURN_FALSE;
}
php_context *context = (php_context *) swoole_get_property(getThis(), 0);
if (timeout > 0)
{
client->timer = swTimer_add(&SwooleG.timer, (int) (timeout * 1000), 0, context, swoole_mysql_coro_onTimeout);
}
client->cid = sw_get_current_cid();
sw_coro_save(return_value, context);
coro_use_return_value();
sw_coro_yield();
// resume true
if (Z_BVAL_P(return_value))
{
client->transaction = in_transaction;
}
}
}
static PHP_METHOD(swoole_mysql_coro, begin)
{
swoole_mysql_coro_query_transcation("BEGIN", 1, execute_data, return_value);
}
static PHP_METHOD(swoole_mysql_coro, commit)
{
swoole_mysql_coro_query_transcation("COMMIT", 0, execute_data, return_value);
}