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我有處理一些非常基本的http請求的代碼。我希望它支持持久連接。如果我通過firefox請求某些頁面,會話/連接將被重用。然而,Chrome會在每個請求/響應之後關閉連接,而不管是否包含Connection:keep-alive標頭。Chrome響應後關閉TCP連接
這是打算還是我的讀/寫循環錯誤?
#include<sys/socket.h>
// some setup code
listen(sockfd, 5);
// accept new connections
while (true) {
int session_sock_fd = accept(sockfd, (struct sockaddr*)&cli_addr, &clilen);
if (newsockfd < 0) {
// error
} else {
// create session
}
// session main loop, each session runs in its own thread
while(true) {
int n = read(session_sock_fd, buffer, buffer_size);
if (n < 0) {
// connection time out or some error
break;
} else if (n == 0) {
break; // client has closed the conneciton
}
// parse the request
// send response
char* resp_data = "HTTP/1.1 200 OK\r\nConnection: keep-alive\r\n"
"Content-Length: xxx\r\nDate: some date\r\n\r\n"
"response_body\r\n";
n = write(session_sock_fd, resp_data, size);
if (n < 0) {
// error, unable to write to socket
break;
}
}
您的內容長度是否包含您的'resp_data'或僅'response_body'中的最終'\ r \ n'? –
@SteffenUllrich不,它沒有,我改變了它。它現在似乎按預期工作。謝謝! – LuckyLuciano