void *request_handler(void *ptr) {
#ifdef DEBUG
printf("enter request_handler\n");
#endif
int client_fd = ((Thread_Input*)ptr)->client_fd;
Request request;
Response response;
parse_request_header(client_fd, &request);
modify_request_header(&request);
if (check_cache(&request, &response)) {
send_client(client_fd, &response);
} else {
if (forward_request(client_fd, &request, &response) < 0) {
Close(client_fd);
return NULL;
} else {
if (response.content_size <= MAX_OBJECT_SIZE)
save_to_cache(&request, &response);
}
}
free(ptr);
Close(client_fd);
#ifdef DEBUG
printf("connection close\n\n");
printf("leave request_handler\n");
#endif
return NULL;
}
/*
* request_handler - general function to handler each client request
*/
void *request_handler(int client_fd) {
#ifdef DEBUG
printf("enter request_handler\n");
#endif
Request request;
Response response;
parse_request_header(client_fd, &request);
modify_request_header(&request);
if (check_cache(&request, &response)) {
#ifdef DEBUG
printf("in cache ! \n");
#endif
send_client(client_fd, &response);
} else {
#ifdef DEBUG
printf("not in cache !\n");
#endif
if (forward_request(client_fd, &request, &response) < 0) {
close(client_fd);
return NULL;
} else {
/* save to cache if status code 2XX and < max size */
if (response.content_size <= MAX_OBJECT_SIZE &&
response.header[state_ofs] == '2')
save_to_cache(&request, &response);
}
}
close(client_fd);
#ifdef DEBUG
printf("connection close\n");
printf("leave request_handler\n");
#endif
return NULL;
}
