#include "stdafx.h"
#include "tcp_transfer.h"
#include "http_transfer.h"
#include "http_servlet.h"
http_servlet::http_servlet(acl::socket_stream* stream, acl::session* session,
int port /* 80 */)
: acl::HttpServlet(stream, session)
, port_(port)
{
handlers_["/hello"] = &http_servlet::on_hello;
}
http_servlet::~http_servlet(void)
{
}
bool http_servlet::doError(request_t&, response_t& res)
{
res.setStatus(400);
res.setContentType("text/xml; charset=utf-8");
// 发送 http 响应体
acl::string buf;
buf.format("\r\n");
res.write(buf);
res.write(NULL, 0);
return false;
}
bool http_servlet::doOther(request_t&, response_t& res, const char* method)
{
res.setStatus(400);
res.setContentType("text/xml; charset=utf-8");
// 发送 http 响应体
acl::string buf;
buf.format("\r\n", method);
res.write(buf);
res.write(NULL, 0);
return false;
}
bool http_servlet::doGet(request_t& req, response_t& res)
{
const char* path = req.getPathInfo();
handler_t handler = path && *path ? handlers_[path] : NULL;
return handler ? (this->*handler)(req, res) : transfer_get(req, res);
}
bool http_servlet::doPost(request_t& req, response_t& res)
{
const char* path = req.getPathInfo();
handler_t handler = path && *path ? handlers_[path] : NULL;
return handler ? (this->*handler)(req, res) : transfer_post(req, res);
}
bool http_servlet::on_hello(request_t& req, response_t& res)
{
res.setContentType("text/html; charset=utf-8") // 设置响应字符集
.setKeepAlive(req.isKeepAlive()) // 设置是否保持长连接
.setContentEncoding(true) // 自动支持压缩传输
.setChunkedTransferEncoding(true); // 采用 chunk 传输方式
acl::string buf;
buf.format("xxxxxxx
\r\n");
if (res.write(buf) == false) {
printf("write error\r\n");
return false;
}
acl::json* json = req.getJson();
if (json == NULL) {
printf("json null\r\n");
} else {
printf("json is [%s]\r\n", json->to_string().c_str());
}
for (size_t i = 0; i < 1; i++) {
buf.format("hello world=%d
\r\n", (int) i);
if (res.write(buf) == false) {
printf("write error\r\n");
return false;
}
if (i % 10000 == 0)
{
sleep(1);
printf("i=%d\n", (int) i);
}
}
buf = "
\r\n";
printf("write ok\n");
return res.write(buf) && res.write(NULL, 0);
}
bool http_servlet::transfer_get(request_t& req, response_t& res)
{
http_transfer fiber_peer(acl::HTTP_METHOD_GET, req, res, port_);
fiber_peer.start();
bool keep_alive;
fiber_peer.wait(&keep_alive);
return keep_alive && req.isKeepAlive();
}
bool http_servlet::transfer_post(request_t& req, response_t& res)
{
http_transfer fiber_peer(acl::HTTP_METHOD_POST, req, res, port_);
fiber_peer.start();
bool keep_alive;
fiber_peer.wait(&keep_alive);
printf("transfer_post finished\r\n");
return keep_alive && req.isKeepAlive();
}
bool http_servlet::doConnect(request_t& req, response_t&)
{
// CONNECT 127.0.0.1:22 HTTP/1.0
// HTTP/1.1 200 Connection Established
const char* phost = req.getRemoteHost();
if (phost == NULL || *phost == 0) {
logger_error("getRemoteHost null");
return false;
}
acl::string host;
const char* port = strrchr(phost, ':');
if (port == NULL) {
host.format("%s|80", phost);
} else if (*(port + 1) == 0) {
host.format("%s80", phost);
} else {
host = phost;
}
printf("remote host=%s, current fiber=%p\r\n", host.c_str(), acl_fiber_running());
acl::socket_stream peer;
if (!peer.open(host, 5, 5)) {
logger_error("connect %s error %s", host.c_str(), acl::last_serror());
return false;
}
acl::socket_stream& local = req.getSocketStream();
local.set_rw_timeout(3);
#if 0
const char* ok = "";
res.setContentLength(0);
if (!res.write(ok, 1)) {
logger_error("write connect header error");
return false;
}
#else
const char* ok = "HTTP/1.1 200 Connection Established\r\n\r\n";
size_t n = strlen(ok);
if (local.write(ok, n) != (int) n) {
logger_error("write connect response error");
return false;
}
#endif
transfer_tcp(local, peer);
return false;
}
bool http_servlet::transfer_tcp(acl::socket_stream& local, acl::socket_stream& peer)
{
tcp_transfer fiber_local(local, peer, false);
tcp_transfer fiber_peer(peer, local, false);
fiber_local.set_peer(fiber_peer);
fiber_peer.set_peer(fiber_local);
fiber_peer.start();
fiber_local.start();
fiber_local.wait();
fiber_peer.wait();
printf("transfer_tcp finished, local fd=%d, peer fd=%d\r\n",
fiber_local.get_input().sock_handle(),
fiber_local.get_output().sock_handle());
return true;
}