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socketify.py/src/socketify/native/src/libsocketify.cpp

560 wiersze
18 KiB
C++
Czysty Wina Historia

#include "uv.h"
#include "libsocketify.h"
#include <stdlib.h>
#include <stdio.h>
#include "libuwebsockets.cpp" //include symbols
extern "C"
{
static std::map<int, const char*> status_codes{
{ 100, "100 Continue" },
{ 101, "101 Switching Protocols"},
{ 102, "102 Processing" },
{ 103, "103 Early Hints"},
{ 200, "200 OK" },
{ 201, "201 Created"},
{ 202, "202 Accepted"},
{ 203, "203 Non-Authoritative Information"},
{ 204, "204 No Content"},
{ 205, "205 Reset Content"},
{ 206, "206 Partial Content"},
{ 207, "207 Multi-Status"},
{ 208, "208 Already Reported"},
{ 226, "226 IM Used (HTTP Delta encoding)"},
{ 300, "300 Multiple Choices"},
{ 301, "301 Moved Permanently"},
{ 302, "302 Found" },
{ 303, "303 See Other"},
{ 304, "304 Not Modified"},
{ 305, "305 Use Proxy Deprecated"},
{ 306, "306 unused" },
{ 307, "307 Temporary Redirect"},
{ 308, "308 Permanent Redirect"},
{ 400, "400 Bad Request"},
{ 401, "401 Unauthorized" },
{ 402, "402 Payment Required Experimental"},
{ 403, "403 Forbidden" },
{ 404, "404 Not Found"},
{ 405, "405 Method Not Allowed"},
{ 406, "406 Not Acceptable"},
{ 407, "407 Proxy Authentication Required"},
{ 408, "408 Request Timeout"},
{ 409, "409 Conflict" },
{ 410, "410 Gone"},
{ 411, "411 Length Required"},
{ 412, "412 Precondition Failed"},
{ 413, "413 Payload Too Large"},
{ 414, "414 URI Too Long"},
{ 415, "415 Unsupported Media Type"},
{ 416, "416 Range Not Satisfiable"},
{ 417, "417 Expectation Failed"},
{ 418, "418 I'm a teapot"},
{ 421, "421 Misdirected Request"},
{ 422, "422 Unprocessable Entity"},
{ 423, "423 Locked" },
{ 424, "424 Failed Dependency"},
{ 425, "425 Too Early Experimental"},
{ 426, "426 Upgrade Required"},
{ 428, "428 Precondition Required"},
{ 429, "429 Too Many Requests"},
{ 431, "431 Request Header Fields Too Large"},
{ 451, "451 Unavailable For Legal Reasons"},
{ 500, "500 Internal Server Error"},
{ 501, "501 Not Implemented"},
{ 502, "502 Bad Gateway"},
{ 503, "503 Service Unavailable"},
{ 504, "504 Gateway Timeout"},
{ 505, "505 HTTP Version Not Supported"},
{ 506, "506 Variant Also Negotiates"},
{ 507, "507 Insufficient Storage"},
{ 508, "508 Loop Detected"},
{ 510, "510 Not Extended"},
{ 511, "511 Network Authentication Required"}
};
bool socketify_res_write_int_status(int ssl, uws_res_t* res, int code) {
if (code == 200) {
uws_res_write_status(ssl, res, "200 OK", 6);
return true; //default
}
std::map<int,const char*>::iterator it = status_codes.find(code);
if(it != status_codes.end())
{
//element found;
const char* status = it->second;
uws_res_write_status(ssl, res, status, strlen(status));
return true;
}
return false;
}
void socketify_res_write_headers(int ssl, uws_res_t* res, socketify_header* headers) {
while (headers != NULL)
{
uws_res_write_header(ssl, res, headers->name, headers->name_size, headers->value, headers->value_size);
}
}
bool socketify_res_write_int_status_with_headers(int ssl, uws_res_t* res, int code, socketify_header* headers) {
if(socketify_res_write_int_status(ssl, res, code)){
socketify_res_write_headers(ssl, res, headers);
return true;
}
return false;
}
void socketify_destroy_headers(socketify_header* headers){
socketify_header* current = headers;
while(current != NULL){
socketify_header* next = (socketify_header*)current->next;
free(current);
current = next;
}
}
socketify_asgi_data socketify_asgi_request(int ssl, uws_req_t *req, uws_res_t *res){
socketify_asgi_data result;
const char *full_url = NULL;
const char *query_string = NULL;
const char *url = NULL;
const char *method = NULL;
size_t full_url_size = uws_req_get_full_url(req, &full_url);
size_t url_size = uws_req_get_url(req, &url);
size_t method_size = uws_req_get_case_sensitive_method(req, &method);
query_string = full_url + url_size;
size_t query_string_size = full_url_size - url_size;
const char *remote_address = NULL;
size_t remote_address_size = uws_res_get_remote_address_as_text(ssl, res, &remote_address);
result.full_url = full_url;
result.url = url;
result.query_string = query_string;
result.method = method;
result.remote_address = remote_address;
result.full_url_size = full_url_size;
result.url_size = url_size;
result.query_string_size = query_string_size;
result.method_size = method_size;
result.remote_address_size = remote_address_size;
result.has_content = false;
uWS::HttpRequest *uwsReq = (uWS::HttpRequest *)req;
result.header_list = NULL;
socketify_header* last = NULL;
for (auto header : *uwsReq)
{
socketify_header* current = (socketify_header*)malloc(sizeof(socketify_header));
auto name = header.first;
auto value = header.second;
current->name = name.data();
current->name_size = name.length();
if(name.compare("content-length") == 0 || name.compare("transfer-encoding") == 0){
result.has_content = true;
}
current->value = header.second.data();
current->value_size = header.second.length();
current->next = NULL;
if(last == NULL){
result.header_list = current;
last = current;
}else{
last->next = current;
last = current;
}
}
return result;
}
socketify_asgi_ws_data socketify_asgi_ws_request(int ssl, uws_req_t *req, uws_res_t *res){
socketify_asgi_ws_data result;
const char *full_url = NULL;
const char *query_string = NULL;
const char *url = NULL;
const char *method = NULL;
size_t full_url_size = uws_req_get_full_url(req, &full_url);
size_t url_size = uws_req_get_url(req, &url);
size_t method_size = uws_req_get_case_sensitive_method(req, &method);
query_string = full_url + url_size;
size_t query_string_size = full_url_size - url_size;
const char *remote_address = NULL;
size_t remote_address_size = uws_res_get_remote_address_as_text(ssl, res, &remote_address);
result.full_url = full_url;
result.url = url;
result.query_string = query_string;
result.method = method;
result.remote_address = remote_address;
result.full_url_size = full_url_size;
result.url_size = url_size;
result.query_string_size = query_string_size;
result.method_size = method_size;
result.remote_address_size = remote_address_size;
uWS::HttpRequest *uwsReq = (uWS::HttpRequest *)req;
result.header_list = NULL;
socketify_header* last = NULL;
const char *protocol = NULL;
const char *extensions = NULL;
const char *key = NULL;
size_t protocol_size = 0;
size_t extensions_size = 0;
size_t key_size = 0;
for (auto header : *uwsReq)
{
auto name = header.first;
auto value = header.second;
const char* value_data = value.data();
size_t value_size = value.length();
if (name.compare("sec-websocket-key") == 0){
key = value_data;
key_size = value_size;
}else if (name.compare("sec-websocket-protocol") == 0){
protocol = value_data;
protocol_size = value_size;
continue;//exclude protocol
}else if (name.compare("sec-websocket-extensions") == 0){
extensions = value_data;
extensions_size = value_size;
}
socketify_header* current = (socketify_header*)malloc(sizeof(socketify_header));
current->name = name.data();
current->name_size = name.length();
current->value = value_data;
current->value_size = value_size;
current->next = NULL;
if(last == NULL){
result.header_list = current;
last = current;
}else{
last->next = current;
last = current;
}
}
result.protocol = protocol;
result.key = key;
result.extensions = extensions;
result.protocol_size = protocol_size;
result.key_size = key_size;
result.extensions_size = extensions_size;
return result;
}
void socketify_asgi_http_handler(uws_res_t *response, uws_req_t *request, void *user_data){
socksocketify_asgi_app_info* info = ((socksocketify_asgi_app_info*)user_data);
socketify_asgi_data data = socketify_asgi_request(info->ssl, request, response);
bool* aborted = (bool*)malloc(sizeof(aborted));
*aborted = false;
uws_res_on_aborted(info->ssl, response, [](uws_res_t *res, void *opcional_data){
bool* aborted = (bool*)opcional_data;
*aborted = true;
}, aborted);
info->handler(info->ssl, response, data, info->user_data, aborted);
socketify_destroy_headers(data.header_list);
}
void socketify_res_cork_write(int ssl, uws_res_t *res, const char* data, size_t length){
if (ssl)
{
uWS::HttpResponse<true> *uwsRes = (uWS::HttpResponse<true> *)res;
uwsRes->cork([=](){
uwsRes->write(std::string_view(data, length));
});
}
else
{
uWS::HttpResponse<false> *uwsRes = (uWS::HttpResponse<false> *)res;
uwsRes->cork([=](){
uwsRes->write(std::string_view(data, length));
});
}
}
void socketify_res_cork_end(int ssl, uws_res_t *res, const char* data, size_t length, bool close_connection){
if (ssl)
{
uWS::HttpResponse<true> *uwsRes = (uWS::HttpResponse<true> *)res;
uwsRes->cork([=](){
uwsRes->end(std::string_view(data, length), close_connection);
});
}
else
{
uWS::HttpResponse<false> *uwsRes = (uWS::HttpResponse<false> *)res;
uwsRes->cork([=](){
uwsRes->end(std::string_view(data, length), close_connection);
});
}
}
void socketify_ws_cork_send(int ssl, uws_websocket_t *ws, const char* data, size_t length, uws_opcode_t opcode){
if (ssl)
{
uWS::WebSocket<true, true, void *> *uws = (uWS::WebSocket<true, true, void *> *)ws;
uws->cork([&](){
uws->send(std::string_view(data, length), (uWS::OpCode)(unsigned char) opcode);
});
}
else
{
uWS::WebSocket<false, true, void *> *uws = (uWS::WebSocket<false, true, void *> *)ws;
uws->cork([&](){
uws->send(std::string_view(data, length), (uWS::OpCode)(unsigned char) opcode);
});
}
}
void socketify_ws_cork_send_with_options(int ssl, uws_websocket_t *ws, const char* data, size_t length, uws_opcode_t opcode, bool compress, bool fin){
if (ssl)
{
uWS::WebSocket<true, true, void *> *uws = (uWS::WebSocket<true, true, void *> *)ws;
uws->cork([&](){
uws->send(std::string_view(data, length), (uWS::OpCode)(unsigned char) opcode, compress, fin);
});
}
else
{
uWS::WebSocket<false, true, void *> *uws = (uWS::WebSocket<false, true, void *> *)ws;
uws->cork([&](){
uws->send(std::string_view(data, length), (uWS::OpCode)(unsigned char) opcode, compress, fin);
});
}
}
socksocketify_asgi_ws_app_info* socketify_add_asgi_ws_handler(int ssl, uws_app_t* app, uws_socket_behavior_t behavior, socketify_asgi_ws_method_handler handler, void* user_data){
socksocketify_asgi_ws_app_info* info = (socksocketify_asgi_ws_app_info*)malloc(sizeof(socksocketify_asgi_ws_app_info));
info->ssl = ssl;
info->app = app;
info->handler = handler;
info->user_data = user_data;
info->behavior = behavior;
const char* pattern = "/*";
uws_socket_behavior_t ws_behavior;
memcpy(&ws_behavior, &behavior, sizeof(behavior));
ws_behavior.upgrade = [](uws_res_t *response, uws_req_t *request, uws_socket_context_t *context, void* user_data){
socksocketify_asgi_ws_app_info* info = ((socksocketify_asgi_ws_app_info*)user_data);
socketify_asgi_ws_data data = socketify_asgi_ws_request(info->ssl, request, response);
bool* aborted = (bool*)malloc(sizeof(aborted));
*aborted = false;
uws_res_on_aborted(info->ssl, response, [](uws_res_t *res, void *opcional_data){
bool* aborted = (bool*)opcional_data;
*aborted = true;
}, aborted);
info->handler(info->ssl, response, data, context, info->user_data, aborted);
socketify_destroy_headers(data.header_list);
};
ws_behavior.open = [](uws_websocket_t *ws, void* user_data){
socksocketify_asgi_ws_app_info* info = ((socksocketify_asgi_ws_app_info*)user_data);
auto socket_data = uws_ws_get_user_data(info->ssl, ws);
info->behavior.open(ws, socket_data);
};
ws_behavior.message = [](uws_websocket_t* ws, const char* message, size_t length, uws_opcode_t opcode, void* user_data){
socksocketify_asgi_ws_app_info* info = ((socksocketify_asgi_ws_app_info*)user_data);
auto socket_data = uws_ws_get_user_data(info->ssl, ws);
info->behavior.message(ws, message, length, opcode, socket_data);
};
ws_behavior.close = [](uws_websocket_t* ws, int code, const char* message, size_t length, void* user_data){
socksocketify_asgi_ws_app_info* info = ((socksocketify_asgi_ws_app_info*)user_data);
auto socket_data = uws_ws_get_user_data(info->ssl, ws);
info->behavior.close(ws,code, message, length, socket_data);
};
uws_ws(ssl, app, pattern, ws_behavior, info);
return info;
}
socksocketify_asgi_app_info* socketify_add_asgi_http_handler(int ssl, uws_app_t* app, socketify_asgi_method_handler handler, void* user_data){
socksocketify_asgi_app_info* info = (socksocketify_asgi_app_info*)malloc(sizeof(socksocketify_asgi_app_info));
info->ssl = ssl;
info->app = app;
info->handler = handler;
info->user_data = user_data;
const char* pattern = "/*";
uws_app_any(ssl, app, pattern, socketify_asgi_http_handler, info);
return info;
}
void socketify_destroy_asgi_app_info(socksocketify_asgi_app_info* app){
free(app);
}
void socketify_destroy_asgi_ws_app_info(socksocketify_asgi_ws_app_info* app){
free(app);
}
void socketify_generic_prepare_callback(uv_prepare_t *prepare){
socketify_loop* loop = (socketify_loop*)uv_handle_get_data((uv_handle_t*)prepare);
loop->on_prepare_handler(loop->on_prepare_data);
}
void socketify_generic_timer_callback(uv_timer_t *timer){
socketify_timer* loop_data = (socketify_timer*)uv_handle_get_data((uv_handle_t*)timer);
loop_data->handler(loop_data->user_data);
}
void socketify_generic_check_callback(uv_check_t *timer){
socketify_timer* loop_data = (socketify_timer*)uv_handle_get_data((uv_handle_t*)timer);
loop_data->handler(loop_data->user_data);
}
void* socketify_get_native_loop(socketify_loop* loop){
return loop->uv_loop;
}
socketify_loop * socketify_create_loop(){
socketify_loop* loop = (socketify_loop*)malloc(sizeof(uv_prepare_t));
loop->uv_loop = NULL;
loop->on_prepare_handler = NULL;
loop->uv_prepare_ptr = NULL;
uv_loop_t* uv_loop = (uv_loop_t*)malloc(sizeof(uv_loop_t));
if(uv_loop_init(uv_loop)){
free(uv_loop);
return loop;
}
loop->uv_loop = uv_loop;
return loop;
}
bool socketify_constructor_failed(socketify_loop* loop){
return loop->uv_loop == NULL;
}
bool socketify_on_prepare(socketify_loop* loop, socketify_prepare_handler handler, void* user_data){
if (loop->uv_prepare_ptr != NULL) return false;
if(handler == NULL) return false;
uv_prepare_t* prepare = (uv_prepare_t*)malloc(sizeof(uv_prepare_t));
if(uv_prepare_init((uv_loop_t*)loop->uv_loop, prepare)){
free(prepare);
return false;
}
loop->on_prepare_handler = handler;
loop->on_prepare_data = user_data;
loop->uv_prepare_ptr = prepare;
uv_handle_set_data((uv_handle_t*)prepare, loop);
uv_prepare_start(prepare, socketify_generic_prepare_callback);
return true;
}
bool socketify_prepare_unbind(socketify_loop* loop){
if(loop->uv_prepare_ptr == NULL) return false;
uv_prepare_stop((uv_prepare_t *)loop->uv_prepare_ptr);
free(loop->uv_prepare_ptr);
loop->uv_prepare_ptr = NULL;
return true;
}
int socketify_loop_run(socketify_loop* loop, socketify_run_mode mode){
return uv_run((uv_loop_t*)loop->uv_loop, (uv_run_mode)mode);
}
void socketify_loop_stop(socketify_loop* loop){
if(uv_loop_alive((uv_loop_t*)loop->uv_loop)){
uv_stop((uv_loop_t*)loop->uv_loop);
}
}
void socketify_destroy_loop(socketify_loop* loop){
socketify_loop_stop(loop);
uv_loop_close((uv_loop_t*)loop->uv_loop);
free(loop->uv_loop);
if(loop->uv_prepare_ptr){
free(loop->uv_prepare_ptr);
}
free(loop);
}
socketify_timer* socketify_create_timer(socketify_loop* loop, uint64_t timeout, uint64_t repeat, socketify_timer_handler handler, void* user_data){
uv_timer_t* uv_timer = (uv_timer_t* ) malloc(sizeof(uv_timer_t));
if(uv_timer_init((uv_loop_t*)loop->uv_loop, uv_timer)){
free(uv_timer);
return NULL;
}
socketify_timer* timer = (socketify_timer*)malloc(sizeof(socketify_timer));
timer->uv_timer_ptr = uv_timer;
timer->user_data = user_data;
timer->handler = handler;
uv_handle_set_data((uv_handle_t*)uv_timer, timer);
uv_timer_start(uv_timer, socketify_generic_timer_callback, timeout, repeat);
return timer;
}
void socketify_timer_set_repeat(socketify_timer* timer, uint64_t repeat){
uv_timer_set_repeat((uv_timer_t *) timer->uv_timer_ptr, repeat);
}
//stops and destroy timer info
void socketify_timer_destroy(socketify_timer* timer){
uv_timer_stop((uv_timer_t *)timer->uv_timer_ptr);
free(timer->uv_timer_ptr);
free(timer);
}
socketify_timer* socketify_create_check(socketify_loop* loop, socketify_timer_handler handler, void* user_data){
uv_check_t* uv_timer = (uv_check_t*)malloc(sizeof(uv_check_t));
if(uv_check_init((uv_loop_t*)loop->uv_loop, uv_timer)){
free(uv_timer);
return NULL;
}
socketify_timer* timer = (socketify_timer*)malloc(sizeof(socketify_timer));
timer->uv_timer_ptr = uv_timer;
timer->user_data = user_data;
timer->handler = handler;
uv_handle_set_data((uv_handle_t*)uv_timer, timer);
uv_check_start(uv_timer, socketify_generic_check_callback);
return timer;
}
//stops and destroy timer info
void socketify_check_destroy(socketify_timer* timer){
uv_check_stop((uv_check_t *)timer->uv_timer_ptr);
free(timer->uv_timer_ptr);
free(timer);
}
}
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