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swoole_client.cc
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/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| 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_cxx.h"
#include "php_swoole_client.h"
#include "swoole_mqtt.h"
#include <string>
#include <queue>
#include <unordered_map>
BEGIN_EXTERN_C()
#include "stubs/php_swoole_client_arginfo.h"
END_EXTERN_C()
using swoole::HttpProxy;
using swoole::PacketLength;
using swoole::Protocol;
using swoole::Socks5Proxy;
using swoole::String;
using swoole::network::Client;
using swoole::network::Socket;
static std::unordered_map<std::string, std::queue<Client *> *> long_connections;
zend_class_entry *swoole_client_ce;
zend_object_handlers swoole_client_handlers;
static zend_class_entry *swoole_client_exception_ce;
static zend_object_handlers swoole_client_exception_handlers;
static Client *php_swoole_client_new(zval *zobject, char *host, int host_len, int port);
static sw_inline void php_swoole_client_set_cli(zval *zobject, swoole::network::Client *cli) {
php_swoole_client_fetch_object(Z_OBJ_P(zobject))->cli = cli;
}
#ifdef SWOOLE_SOCKETS_SUPPORT
static sw_inline zval *client_get_zsocket(zval *zobject) {
return php_swoole_client_fetch_object(Z_OBJ_P(zobject))->zsocket;
}
static sw_inline void client_set_zsocket(zval *zobject, zval *zsocket) {
php_swoole_client_fetch_object(Z_OBJ_P(zobject))->zsocket = zsocket;
}
#endif
static void client_free_object(zend_object *object) {
auto client_obj = php_swoole_client_fetch_object(object);
if (client_obj->async) {
php_swoole_client_async_free_object(client_obj);
}
zend_object_std_dtor(object);
}
static zend_object *client_create_object(zend_class_entry *ce) {
ClientObject *client = (ClientObject *) zend_object_alloc(sizeof(ClientObject), ce);
zend_object_std_init(&client->std, ce);
object_properties_init(&client->std, ce);
client->std.handlers = &swoole_client_handlers;
client->async = nullptr;
return &client->std;
}
SW_EXTERN_C_BEGIN
static PHP_METHOD(swoole_client, __construct);
static PHP_METHOD(swoole_client, __destruct);
static PHP_METHOD(swoole_client, set);
static PHP_METHOD(swoole_client, connect);
static PHP_METHOD(swoole_client, recv);
static PHP_METHOD(swoole_client, send);
static PHP_METHOD(swoole_client, sendfile);
static PHP_METHOD(swoole_client, sendto);
#ifdef SW_USE_OPENSSL
static PHP_METHOD(swoole_client, enableSSL);
static PHP_METHOD(swoole_client, getPeerCert);
static PHP_METHOD(swoole_client, verifyPeerCert);
#endif
static PHP_METHOD(swoole_client, isConnected);
static PHP_METHOD(swoole_client, getsockname);
static PHP_METHOD(swoole_client, getpeername);
static PHP_METHOD(swoole_client, close);
static PHP_METHOD(swoole_client, shutdown);
#ifdef SWOOLE_SOCKETS_SUPPORT
static PHP_METHOD(swoole_client, getSocket);
#endif
SW_EXTERN_C_END
#ifdef PHP_SWOOLE_CLIENT_USE_POLL
static uint32_t client_poll_add(zval *sock_array, uint32_t index, struct pollfd *fds, int maxevents, int event);
static int client_poll_wait(zval *sock_array, struct pollfd *fds, int maxevents, int n_event, int revent);
#else
static int client_select_add(zval *sock_array, fd_set *fds, int *max_fd);
static int client_select_wait(zval *sock_array, fd_set *fds);
#endif
Client *php_swoole_client_get_cli_safe(zval *zobject) {
Client *cli = php_swoole_client_get_cli(zobject);
if (cli && cli->socket) {
if (cli->active) {
return cli;
}
if (cli->async_connect) {
cli->async_connect = false;
int error = -1;
if (cli->get_socket()->get_option(SOL_SOCKET, SO_ERROR, &error) == 0) {
if (error == 0) {
cli->active = 1;
return cli;
}
}
php_swoole_client_free(zobject, cli);
}
}
swoole_set_last_error(SW_ERROR_CLIENT_NO_CONNECTION);
zend_update_property_long(swoole_client_ce, SW_Z8_OBJ_P(zobject), ZEND_STRL("errCode"), swoole_get_last_error());
php_swoole_error(E_WARNING, "client is not connected to server");
return nullptr;
}
// clang-format off
static const zend_function_entry swoole_client_methods[] =
{
PHP_ME(swoole_client, __construct, arginfo_class_Swoole_Client___construct, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, __destruct, arginfo_class_Swoole_Client___destruct, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, set, arginfo_class_Swoole_Client_set, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, connect, arginfo_class_Swoole_Client_connect, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, recv, arginfo_class_Swoole_Client_recv, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, send, arginfo_class_Swoole_Client_send, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, sendfile, arginfo_class_Swoole_Client_sendfile, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, sendto, arginfo_class_Swoole_Client_sendto, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, shutdown, arginfo_class_Swoole_Client_shutdown, ZEND_ACC_PUBLIC)
#ifdef SW_USE_OPENSSL
PHP_ME(swoole_client, enableSSL, arginfo_class_Swoole_Client_enableSSL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, getPeerCert, arginfo_class_Swoole_Client_getPeerCert, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, verifyPeerCert, arginfo_class_Swoole_Client_verifyPeerCert, ZEND_ACC_PUBLIC)
#endif
PHP_ME(swoole_client, isConnected, arginfo_class_Swoole_Client_isConnected, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, getsockname, arginfo_class_Swoole_Client_getsockname, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, getpeername, arginfo_class_Swoole_Client_getpeername, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, close, arginfo_class_Swoole_Client_close, ZEND_ACC_PUBLIC)
#ifdef SWOOLE_SOCKETS_SUPPORT
PHP_ME(swoole_client, getSocket, arginfo_class_Swoole_Client_getSocket, ZEND_ACC_PUBLIC)
#endif
PHP_FE_END
};
// clang-format on
void php_swoole_client_minit(int module_number) {
SW_INIT_CLASS_ENTRY(swoole_client, "Swoole\\Client", nullptr, swoole_client_methods);
SW_SET_CLASS_NOT_SERIALIZABLE(swoole_client);
SW_SET_CLASS_CLONEABLE(swoole_client, sw_zend_class_clone_deny);
SW_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_client, sw_zend_class_unset_property_deny);
SW_SET_CLASS_CUSTOM_OBJECT(swoole_client, client_create_object, client_free_object, ClientObject, std);
SW_INIT_CLASS_ENTRY_EX(swoole_client_exception, "Swoole\\Client\\Exception", nullptr, nullptr, swoole_exception);
zend_declare_property_long(swoole_client_ce, ZEND_STRL("errCode"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_client_ce, ZEND_STRL("sock"), -1, ZEND_ACC_PUBLIC);
zend_declare_property_bool(swoole_client_ce, ZEND_STRL("reuse"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_client_ce, ZEND_STRL("reuseCount"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_client_ce, ZEND_STRL("type"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_client_ce, ZEND_STRL("id"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_client_ce, ZEND_STRL("setting"), ZEND_ACC_PUBLIC);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("MSG_OOB"), MSG_OOB);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("MSG_PEEK"), MSG_PEEK);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("MSG_DONTWAIT"), MSG_DONTWAIT);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("MSG_WAITALL"), MSG_WAITALL);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("SHUT_RDWR"), SHUT_RDWR);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("SHUT_RD"), SHUT_RD);
zend_declare_class_constant_long(swoole_client_ce, ZEND_STRL("SHUT_WR"), SHUT_WR);
}
#ifdef SW_USE_OPENSSL
void php_swoole_client_check_ssl_setting(Client *cli, zval *zset) {
HashTable *vht = Z_ARRVAL_P(zset);
zval *ztmp;
if (php_swoole_array_get_value(vht, "ssl_protocols", ztmp)) {
cli->set_ssl_protocols(zval_get_long(ztmp));
}
if (php_swoole_array_get_value(vht, "ssl_compress", ztmp)) {
cli->set_ssl_disable_compress(!zval_is_true(ztmp));
}
if (php_swoole_array_get_value(vht, "ssl_cert_file", ztmp)) {
zend::String str_v(ztmp);
if (!cli->set_ssl_cert_file(str_v.to_std_string())) {
php_swoole_fatal_error(E_ERROR, "ssl cert file[%s] not found", str_v.val());
return;
}
}
if (php_swoole_array_get_value(vht, "ssl_key_file", ztmp)) {
zend::String str_v(ztmp);
if (!cli->set_ssl_key_file(str_v.to_std_string())) {
php_swoole_fatal_error(E_ERROR, "ssl key file[%s] not found", str_v.val());
return;
}
}
if (php_swoole_array_get_value(vht, "ssl_passphrase", ztmp)) {
zend::String str_v(ztmp);
cli->set_ssl_passphrase(str_v.to_std_string());
}
#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
if (php_swoole_array_get_value(vht, "ssl_host_name", ztmp)) {
zend::String str_v(ztmp);
cli->set_tls_host_name(str_v.to_std_string());
}
#endif
if (php_swoole_array_get_value(vht, "ssl_verify_peer", ztmp)) {
cli->set_ssl_verify_peer(zval_is_true(ztmp));
}
if (php_swoole_array_get_value(vht, "ssl_allow_self_signed", ztmp)) {
cli->set_ssl_allow_self_signed(zval_is_true(ztmp));
}
if (php_swoole_array_get_value(vht, "ssl_cafile", ztmp)) {
zend::String str_v(ztmp);
cli->set_ssl_cafile(str_v.to_std_string());
}
if (php_swoole_array_get_value(vht, "ssl_capath", ztmp)) {
zend::String str_v(ztmp);
cli->set_ssl_capath(str_v.to_std_string());
}
if (php_swoole_array_get_value(vht, "ssl_verify_depth", ztmp)) {
zend_long v = zval_get_long(ztmp);
cli->set_ssl_verify_depth(SW_MAX(0, SW_MIN(v, UINT8_MAX)));
}
if (php_swoole_array_get_value(vht, "ssl_ciphers", ztmp)) {
zend::String str_v(ztmp);
cli->set_ssl_ciphers(str_v.to_std_string());
}
if (!cli->get_ssl_cert_file().empty() && cli->get_ssl_key_file().empty()) {
php_swoole_fatal_error(E_ERROR, "ssl require key file");
return;
}
if (!cli->get_ssl_key_file().empty() && cli->get_ssl_cert_file().empty()) {
php_swoole_fatal_error(E_ERROR, "ssl require cert file");
return;
}
}
#endif
bool php_swoole_client_check_setting(Client *cli, zval *zset) {
HashTable *vht;
zval *ztmp;
int value = 1;
vht = Z_ARRVAL_P(zset);
// buffer: eof check
if (php_swoole_array_get_value(vht, "open_eof_check", ztmp)) {
cli->open_eof_check = zval_is_true(ztmp);
}
// buffer: split package with eof
if (php_swoole_array_get_value(vht, "open_eof_split", ztmp)) {
cli->protocol.split_by_eof = zval_is_true(ztmp);
if (cli->protocol.split_by_eof) {
cli->open_eof_check = 1;
}
}
// package eof
if (php_swoole_array_get_value(vht, "package_eof", ztmp)) {
zend::String str_v(ztmp);
cli->protocol.package_eof_len = str_v.len();
if (cli->protocol.package_eof_len == 0) {
php_swoole_fatal_error(E_ERROR, "package_eof cannot be an empty string");
return false;
} else if (cli->protocol.package_eof_len > SW_DATA_EOF_MAXLEN) {
php_swoole_fatal_error(E_ERROR, "package_eof max length is %d", SW_DATA_EOF_MAXLEN);
return false;
}
memcpy(cli->protocol.package_eof, str_v.val(), str_v.len());
}
// open mqtt protocol
if (php_swoole_array_get_value(vht, "open_mqtt_protocol", ztmp)) {
cli->open_length_check = zval_is_true(ztmp);
if (zval_is_true(ztmp)) {
swoole::mqtt::set_protocol(&cli->protocol);
}
}
// open length check
if (php_swoole_array_get_value(vht, "open_length_check", ztmp)) {
cli->open_length_check = zval_is_true(ztmp);
cli->protocol.get_package_length = Protocol::default_length_func;
}
// package length size
if (php_swoole_array_get_value(vht, "package_length_type", ztmp)) {
zend::String str_v(ztmp);
cli->protocol.package_length_type = str_v.val()[0];
cli->protocol.package_length_size = swoole_type_size(cli->protocol.package_length_type);
if (cli->protocol.package_length_size == 0) {
php_swoole_fatal_error(E_ERROR,
"Unknown package_length_type name '%c', see pack(). Link: http://php.net/pack",
cli->protocol.package_length_type);
return false;
}
}
// package length offset
if (php_swoole_array_get_value(vht, "package_length_offset", ztmp)) {
zend_long v = zval_get_long(ztmp);
cli->protocol.package_length_offset = SW_MAX(0, SW_MIN(v, UINT16_MAX));
}
// package body start
if (php_swoole_array_get_value(vht, "package_body_offset", ztmp)) {
zend_long v = zval_get_long(ztmp);
cli->protocol.package_body_offset = SW_MAX(0, SW_MIN(v, UINT16_MAX));
}
// length function
if (php_swoole_array_get_value(vht, "package_length_func", ztmp)) {
auto fci_cache = sw_callable_create(ztmp);
if (!fci_cache) {
return false;
}
cli->protocol.get_package_length = php_swoole_length_func;
if (cli->protocol.private_data_1) {
sw_callable_free(cli->protocol.private_data_1);
}
cli->protocol.private_data_1 = fci_cache;
cli->protocol.package_length_size = 0;
cli->protocol.package_length_type = '\0';
cli->protocol.package_length_offset = SW_IPC_BUFFER_SIZE;
}
/**
* package max length
*/
if (php_swoole_array_get_value(vht, "package_max_length", ztmp)) {
zend_long v = php_swoole_parse_to_size(ztmp);
cli->protocol.package_max_length = SW_MAX(0, SW_MIN(v, UINT32_MAX));
} else {
cli->protocol.package_max_length = SW_INPUT_BUFFER_SIZE;
}
/**
* socket send/recv buffer size
*/
if (php_swoole_array_get_value(vht, "socket_buffer_size", ztmp)) {
zend_long v = php_swoole_parse_to_size(ztmp);
value = SW_MAX(1, SW_MIN(v, INT_MAX));
cli->socket->set_buffer_size(value);
cli->socket->buffer_size = value;
}
if (php_swoole_array_get_value(vht, "buffer_high_watermark", ztmp)) {
zend_long v = php_swoole_parse_to_size(ztmp);
value = SW_MAX(0, SW_MIN(v, UINT32_MAX));
cli->buffer_high_watermark = value;
}
if (php_swoole_array_get_value(vht, "buffer_low_watermark", ztmp)) {
zend_long v = php_swoole_parse_to_size(ztmp);
value = SW_MAX(0, SW_MIN(v, UINT32_MAX));
cli->buffer_low_watermark = value;
}
/**
* bind port
*/
std::string bind_address;
int bind_port = 0;
if (php_swoole_array_get_value(vht, "bind_port", ztmp)) {
zend_long v = zval_get_long(ztmp);
bind_port = SW_MAX(0, SW_MIN(v, UINT16_MAX));
}
/**
* bind address
*/
if (php_swoole_array_get_value(vht, "bind_address", ztmp)) {
bind_address = zend::String(ztmp).to_std_string();
}
if (bind_address.length() > 0 && cli->socket->bind(bind_address, &bind_port) < 0) {
php_swoole_error(E_WARNING, "bind address or port error in set method");
swoole_set_last_error(errno);
return false;
}
/**
* client: tcp_nodelay
*/
if (php_swoole_array_get_value(vht, "open_tcp_nodelay", ztmp)) {
if (zval_is_true(ztmp)) {
goto _open_tcp_nodelay;
}
} else {
_open_tcp_nodelay:
if (cli->socket->socket_type == SW_SOCK_TCP || cli->socket->socket_type == SW_SOCK_TCP6) {
if (cli->socket->set_tcp_nodelay() < 0) {
swoole_sys_warning("setsockopt(%d, TCP_NODELAY) failed", cli->socket->fd);
}
}
}
/**
* socks5 proxy
*/
if (php_swoole_array_get_value(vht, "socks5_host", ztmp)) {
zend::String host(ztmp);
if (php_swoole_array_get_value(vht, "socks5_port", ztmp)) {
if (cli->socks5_proxy == nullptr) {
cli->socks5_proxy = new Socks5Proxy();
}
cli->socks5_proxy->host = host.to_std_string();
cli->socks5_proxy->port = zval_get_long(ztmp);
cli->socks5_proxy->dns_tunnel = 1;
if (php_swoole_array_get_value(vht, "socks5_username", ztmp)) {
zend::String username(ztmp);
if (username.len() > 0 && php_swoole_array_get_value(vht, "socks5_password", ztmp)) {
zend::String password(ztmp);
if (password.len() > 0) {
cli->socks5_proxy->method = 0x02;
cli->socks5_proxy->username = username.to_std_string();
cli->socks5_proxy->password = password.to_std_string();
}
} else {
php_swoole_fatal_error(E_WARNING, "socks5_password should not be null");
// because we do not set last errcode, return true
return true;
}
}
} else {
php_swoole_fatal_error(E_WARNING, "socks5_port should not be null");
// because we do not set last errcode, return true
return true;
}
}
/**
* http proxy
*/
else if (php_swoole_array_get_value(vht, "http_proxy_host", ztmp)) {
zend::String host(ztmp);
if (php_swoole_array_get_value(vht, "http_proxy_port", ztmp)) {
if (cli->http_proxy == nullptr) {
cli->http_proxy = new HttpProxy();
}
cli->http_proxy->proxy_host = host.to_std_string();
cli->http_proxy->proxy_port = zval_get_long(ztmp);
if (php_swoole_array_get_value(vht, "http_proxy_username", ztmp) ||
php_swoole_array_get_value(vht, "http_proxy_user", ztmp)) {
zend::String username(ztmp);
if (username.len() > 0 && php_swoole_array_get_value(vht, "http_proxy_password", ztmp)) {
zend::String password(ztmp);
if (password.len() > 0) {
cli->http_proxy->username = username.to_std_string();
cli->http_proxy->password = password.to_std_string();
}
} else {
php_swoole_fatal_error(E_WARNING, "http_proxy_password should not be null");
// because we do not set last errcode, return true
return true;
}
}
} else {
php_swoole_fatal_error(E_WARNING, "http_proxy_port should not be null");
// because we do not set last errcode, return true
return true;
}
}
/**
* ssl
*/
#ifdef SW_USE_OPENSSL
if (cli->open_ssl) {
php_swoole_client_check_ssl_setting(cli, zset);
}
#endif
return true;
}
void php_swoole_client_free(zval *zobject, Client *cli) {
if (cli->timer) {
swoole_timer_del(cli->timer);
cli->timer = nullptr;
}
if (cli->protocol.private_data_1) {
sw_callable_free(cli->protocol.private_data_1);
cli->protocol.private_data_1 = nullptr;
}
// long tcp connection, delete from php_sw_long_connections
if (cli->keep) {
std::string conn_key = std::string(cli->server_str, cli->server_strlen);
auto i = long_connections.find(conn_key);
if (i != long_connections.end()) {
std::queue<Client *> *q = i->second;
if (q->empty()) {
delete q;
long_connections.erase(std::string(cli->server_str, cli->server_strlen));
}
}
}
delete cli;
#ifdef SWOOLE_SOCKETS_SUPPORT
zval *zsocket = client_get_zsocket(zobject);
if (zsocket) {
sw_zval_free(zsocket);
client_set_zsocket(zobject, nullptr);
}
#endif
// unset object
php_swoole_client_set_cli(zobject, nullptr);
}
ssize_t php_swoole_length_func(const Protocol *protocol, Socket *_socket, PacketLength *pl) {
zend::Callable *cb = (zend::Callable *) protocol->private_data_1;
zval zdata;
zval retval;
ssize_t ret = -1;
// TODO: reduce memory copy
ZVAL_STRINGL(&zdata, pl->buf, pl->buf_size);
if (UNEXPECTED(sw_zend_call_function_ex2(nullptr, cb->ptr(), 1, &zdata, &retval) != SUCCESS)) {
php_swoole_fatal_error(E_WARNING, "length function handler error");
} else {
ret = zval_get_long(&retval);
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&zdata);
return ret;
}
static Client *php_swoole_client_new(zval *zobject, char *host, int host_len, int port) {
zval *ztype = sw_zend_read_property_ex(Z_OBJCE_P(zobject), zobject, SW_ZSTR_KNOWN(SW_ZEND_STR_TYPE), 0);
if (ztype == nullptr || ZVAL_IS_NULL(ztype)) {
php_swoole_fatal_error(E_ERROR, "failed to get swoole_client->type");
return nullptr;
}
long type = Z_LVAL_P(ztype);
int client_type = php_swoole_get_socket_type(type);
if ((client_type == SW_SOCK_TCP || client_type == SW_SOCK_TCP6) && (port <= 0 || port > SW_CLIENT_MAX_PORT)) {
php_swoole_fatal_error(E_WARNING, "The port is invalid");
swoole_set_last_error(SW_ERROR_INVALID_PARAMS);
return nullptr;
}
Client *cli;
std::string conn_key;
zval *zconnection_id =
sw_zend_read_property_not_null_ex(Z_OBJCE_P(zobject), zobject, SW_ZSTR_KNOWN(SW_ZEND_STR_ID), 1);
if (zconnection_id && Z_TYPE_P(zconnection_id) == IS_STRING && Z_STRLEN_P(zconnection_id) > 0) {
conn_key = std::string(Z_STRVAL_P(zconnection_id), Z_STRLEN_P(zconnection_id));
} else {
size_t size = sw_snprintf(sw_tg_buffer()->str, sw_tg_buffer()->size, "%s:%d", host, port);
conn_key = std::string(sw_tg_buffer()->str, size);
}
// keep the tcp connection
if (type & SW_FLAG_KEEP) {
auto i = long_connections.find(conn_key);
if (i == long_connections.end() || i->second->empty()) {
goto _create_socket;
} else {
std::queue<Client *> *q = i->second;
cli = q->front();
q->pop();
if (!cli->socket->check_liveness()) {
cli->close();
php_swoole_client_free(zobject, cli);
goto _create_socket;
}
cli->reuse_count++;
zend_update_property_long(
Z_OBJCE_P(zobject), SW_Z8_OBJ_P(zobject), ZEND_STRL("reuseCount"), cli->reuse_count);
}
} else {
_create_socket:
cli = new Client(php_swoole_get_socket_type(type), false);
if (cli->socket == nullptr) {
php_swoole_sys_error(E_WARNING, "Client_create() failed");
zend_update_property_long(Z_OBJCE_P(zobject), SW_Z8_OBJ_P(zobject), ZEND_STRL("errCode"), errno);
delete cli;
return nullptr;
}
// don't forget free it
cli->server_str = sw_strndup(conn_key.c_str(), conn_key.length());
cli->server_strlen = conn_key.length();
}
zend_update_property_long(Z_OBJCE_P(zobject), SW_Z8_OBJ_P(zobject), ZEND_STRL("sock"), cli->socket->fd);
if (type & SW_FLAG_KEEP) {
cli->keep = 1;
}
#ifdef SW_USE_OPENSSL
if (type & SW_SOCK_SSL) {
cli->enable_ssl_encrypt();
}
#endif
return cli;
}
static PHP_METHOD(swoole_client, __construct) {
zend_long type = 0;
zend_bool async = 0;
char *id = nullptr;
size_t len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l|bs", &type, &async, &id, &len) == FAILURE) {
zend_throw_error(NULL, "socket type param is required");
RETURN_FALSE;
}
if (async) {
zend_throw_error(NULL, "The $async parameter is not supported");
RETURN_FALSE;
}
int client_type = php_swoole_get_socket_type(type);
if (client_type < SW_SOCK_TCP || client_type > SW_SOCK_UNIX_DGRAM) {
const char *space, *class_name = get_active_class_name(&space);
zend_type_error("%s%s%s() expects parameter %d to be client type, unknown type " ZEND_LONG_FMT " given",
class_name,
space,
get_active_function_name(),
1,
type);
RETURN_FALSE;
}
zend_update_property_long(swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("type"), type);
if (id) {
zend_update_property_stringl(swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("id"), id, len);
}
RETURN_TRUE;
}
static PHP_METHOD(swoole_client, __destruct) {
SW_PREVENT_USER_DESTRUCT();
Client *cli = php_swoole_client_get_cli(ZEND_THIS);
// no keep connection
if (cli) {
sw_zend_call_method_with_0_params(ZEND_THIS, swoole_client_ce, nullptr, "close", nullptr);
}
}
static PHP_METHOD(swoole_client, set) {
zval *zset;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &zset) == FAILURE) {
RETURN_FALSE;
}
if (!ZVAL_IS_ARRAY(zset)) {
RETURN_FALSE;
}
zval *zsetting = sw_zend_read_and_convert_property_array(swoole_client_ce, ZEND_THIS, ZEND_STRL("setting"), 0);
php_array_merge(Z_ARRVAL_P(zsetting), Z_ARRVAL_P(zset));
RETURN_TRUE;
}
static PHP_METHOD(swoole_client, connect) {
char *host;
size_t host_len;
zend_long port = 0;
double timeout = SW_CLIENT_CONNECT_TIMEOUT;
zend_long sock_flag = 0;
ZEND_PARSE_PARAMETERS_START(1, 4)
Z_PARAM_STRING(host, host_len)
Z_PARAM_OPTIONAL
Z_PARAM_LONG(port)
Z_PARAM_DOUBLE(timeout)
Z_PARAM_LONG(sock_flag)
ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);
if (host_len == 0) {
php_swoole_fatal_error(E_WARNING, "The host is empty");
RETURN_FALSE;
}
Client *cli = php_swoole_client_get_cli(ZEND_THIS);
if (cli) {
php_swoole_fatal_error(E_WARNING, "connection to the server has already been established");
RETURN_FALSE;
}
cli = php_swoole_client_new(ZEND_THIS, host, host_len, port);
if (cli == nullptr) {
RETURN_FALSE;
}
php_swoole_client_set_cli(ZEND_THIS, cli);
if (cli->keep && cli->active) {
zend_update_property_bool(swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("reuse"), 1);
RETURN_TRUE;
} else if (cli->active == 1) {
php_swoole_fatal_error(E_WARNING, "connection to the server has already been established");
RETURN_FALSE;
}
zval *zset = sw_zend_read_property_ex(swoole_client_ce, ZEND_THIS, SW_ZSTR_KNOWN(SW_ZEND_STR_SETTING), 0);
if (zset && ZVAL_IS_ARRAY(zset)) {
swoole_set_last_error(0);
if (!php_swoole_client_check_setting(cli, zset)) {
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
RETURN_FALSE;
}
}
if (cli->connect(cli, host, port, timeout, sock_flag) < 0) {
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
// async connect
if (cli->async_connect) {
RETURN_TRUE;
}
php_swoole_core_error(E_WARNING,
"connect to server[%s:%d] failed. Error: %s[%d]",
host,
(int) port,
swoole_strerror(swoole_get_last_error()),
swoole_get_last_error());
php_swoole_client_free(ZEND_THIS, cli);
RETURN_FALSE;
}
RETURN_TRUE;
}
static PHP_METHOD(swoole_client, send) {
char *data;
size_t data_len;
zend_long flags = 0;
ZEND_PARSE_PARAMETERS_START(1, 2)
Z_PARAM_STRING(data, data_len)
Z_PARAM_OPTIONAL
Z_PARAM_LONG(flags)
ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);
if (data_len == 0) {
php_swoole_fatal_error(E_WARNING, "data to send is empty");
RETURN_FALSE;
}
Client *cli = php_swoole_client_get_cli_safe(ZEND_THIS);
if (!cli) {
RETURN_FALSE;
}
// clear errno
swoole_set_last_error(0);
ssize_t ret = cli->send(cli, data, data_len, flags);
if (ret < 0) {
php_swoole_sys_error(E_WARNING, "failed to send(%d) %zu bytes", cli->socket->fd, data_len);
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
RETVAL_FALSE;
} else {
RETURN_LONG(ret);
}
}
static PHP_METHOD(swoole_client, sendto) {
char *host;
size_t host_len;
long port;
char *data;
size_t len;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "sls", &host, &host_len, &port, &data, &len) == FAILURE) {
RETURN_FALSE;
}
if (len == 0) {
php_swoole_error(E_WARNING, "data to send is empty");
RETURN_FALSE;
}
Client *cli = php_swoole_client_get_cli(ZEND_THIS);
if (!cli) {
cli = php_swoole_client_new(ZEND_THIS, host, host_len, port);
if (cli == nullptr) {
RETURN_FALSE;
}
cli->active = 1;
php_swoole_client_set_cli(ZEND_THIS, cli);
}
char addr[INET6_ADDRSTRLEN];
char ip[INET6_ADDRSTRLEN];
/**
* udg doesn't need to use ip and port, so we don't need to deal with SW_SOCK_UNIX_DGRAM
*/
if (cli->socket->socket_type != SW_SOCK_UNIX_DGRAM) {
if (swoole::network::gethostbyname(cli->_sock_domain, host, addr) < 0) {
swoole_set_last_error(SW_ERROR_DNSLOOKUP_RESOLVE_FAILED);
php_swoole_error(E_WARNING,
"sendto to server[%s:%d] failed. Error: %s[%d]",
host,
(int) port,
swoole_strerror(swoole_get_last_error()),
swoole_get_last_error());
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
RETURN_FALSE;
}
if (!inet_ntop(cli->_sock_domain, addr, ip, sizeof(ip))) {
php_swoole_error(E_WARNING, "ip[%s] is invalid", ip);
zend_update_property_long(swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), errno);
RETURN_FALSE;
}
}
double ori_timeout = Socket::default_write_timeout;
Socket::default_write_timeout = cli->timeout;
ssize_t ret = -1;
if (cli->socket->is_dgram()) {
ret = cli->socket->sendto(ip, port, data, len);
} else {
php_swoole_fatal_error(E_WARNING, "only supports SWOOLE_SOCK_(UDP/UDP6/UNIX_DGRAM)");
}
Socket::default_write_timeout = ori_timeout;
SW_CHECK_RETURN(ret);
}
static PHP_METHOD(swoole_client, sendfile) {
char *file;
size_t file_len;
zend_long offset = 0;
zend_long length = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|ll", &file, &file_len, &offset, &length) == FAILURE) {
RETURN_FALSE;
}
if (file_len == 0) {
php_swoole_fatal_error(E_WARNING, "file to send is empty");
RETURN_FALSE;
}
Client *cli = php_swoole_client_get_cli_safe(ZEND_THIS);
if (!cli) {
RETURN_FALSE;
}
// only stream socket can sendfile
if (!(cli->socket->is_stream())) {
php_swoole_error(E_WARNING, "dgram socket cannot use sendfile");
RETURN_FALSE;
}
// clear errno
swoole_set_last_error(0);
int ret = cli->sendfile(cli, file, offset, length);
if (ret < 0) {
swoole_set_last_error(errno);
php_swoole_fatal_error(E_WARNING,
"sendfile() failed. Error: %s [%d]",
swoole_strerror(swoole_get_last_error()),
swoole_get_last_error());
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
RETVAL_FALSE;
} else {
RETVAL_TRUE;
}
}
static PHP_METHOD(swoole_client, recv) {
zend_long buf_len = SW_PHP_CLIENT_BUFFER_SIZE;
zend_long flags = 0;
int ret;
zend_string *strbuf = nullptr;
ZEND_PARSE_PARAMETERS_START(0, 2)
Z_PARAM_OPTIONAL
Z_PARAM_LONG(buf_len)
Z_PARAM_LONG(flags)
ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);
// waitall
if (flags == 1) {
flags = MSG_WAITALL;
}
Client *cli = php_swoole_client_get_cli_safe(ZEND_THIS);
if (!cli) {
RETURN_FALSE;
}
Protocol *protocol = &cli->protocol;
if (cli->open_eof_check) {
if (cli->buffer == nullptr) {
cli->buffer = swoole::make_string(SW_BUFFER_SIZE_BIG, sw_zend_string_allocator());
}
String *buffer = cli->buffer;
ssize_t eof = -1;
char *buf = nullptr;
if (buffer->length > 0) {
goto _find_eof;
}
while (1) {
buf = buffer->str + buffer->length;
buf_len = buffer->size - buffer->length;
if (buf_len > SW_BUFFER_SIZE_BIG) {
buf_len = SW_BUFFER_SIZE_BIG;
}
ret = cli->recv(cli, buf, buf_len, 0);
if (ret < 0) {
php_swoole_sys_error(E_WARNING, "recv() failed");
zend_update_property_long(
swoole_client_ce, SW_Z8_OBJ_P(ZEND_THIS), ZEND_STRL("errCode"), swoole_get_last_error());
buffer->length = 0;
RETURN_FALSE;
} else if (ret == 0) {
buffer->length = 0;
RETURN_EMPTY_STRING();
}
buffer->length += ret;
if (buffer->length < protocol->package_eof_len) {
continue;
}
_find_eof:
eof = swoole_strnpos(buffer->str, buffer->length, protocol->package_eof, protocol->package_eof_len);
if (eof >= 0) {
eof += protocol->package_eof_len;
if ((ssize_t) buffer->length > eof) {
cli->buffer = swoole::make_string(SW_BUFFER_SIZE_BIG, sw_zend_string_allocator());
cli->buffer->length = buffer->length - eof;
memcpy(cli->buffer->str, buffer->str + eof, cli->buffer->length);
} else {
cli->buffer = nullptr;
buffer->length = 0;
}
zend::assign_zend_string_by_val(return_value, buffer->str, eof);
buffer->str = nullptr;
delete buffer;
return;
} else {
if (buffer->length == protocol->package_max_length) {
php_swoole_error(E_WARNING, "no package eof");
buffer->length = 0;
RETURN_FALSE;
} else if (buffer->length == buffer->size) {
if (buffer->size < protocol->package_max_length) {
uint32_t new_size = buffer->size * 2;
if (new_size > protocol->package_max_length) {
new_size = protocol->package_max_length;
}
if (!buffer->extend(new_size)) {
buffer->length = 0;
RETURN_FALSE;
}
}
}
}
}
buffer->length = 0;
RETURN_FALSE;
} else if (cli->open_length_check) {
if (cli->buffer == nullptr) {
cli->buffer = new String(SW_BUFFER_SIZE_STD);
} else {
cli->buffer->clear();
}
String *buffer = cli->buffer;
uint32_t header_len = protocol->package_length_offset + protocol->package_length_size;
while (1) {
int retval = cli->recv(cli, buffer->str + buffer->length, header_len - buffer->length, 0);
if (retval <= 0) {
break;
}
buffer->length += retval;
PacketLength pl{
buffer->str,
(uint32_t) buffer->length,
};
buf_len = protocol->get_package_length(protocol, cli->socket, &pl);
if (buf_len == 0) {