public void init(ClientSocket stream) {
_stream = stream;
_is = stream.getInputStream();
_chunkLength = 0;
_isDead = false;
}
/** Handle the request. */
@Override
public void service(ServletRequest request, ServletResponse response)
throws ServletException, IOException {
HttpServletRequest req = (HttpServletRequest) request;
HttpServletResponse res = (HttpServletResponse) response;
OutputStream out = res.getOutputStream();
String sessionId = null;
ClientSocket stream = _loadBalancer.openSticky(sessionId, null);
boolean isValid = false;
if (stream == null) {
if (log.isLoggable(Level.FINE))
log.fine(this + " cannot open a stream from " + _loadBalancer);
res.sendError(503);
return;
}
try {
// fcgiSocket.setExpire(Alarm.getCurrentTime() + _keepaliveTimeout);
boolean isKeepalive = true;
long startRequestTime = Alarm.getCurrentTime();
if (handleRequest(req, res, stream, out, isKeepalive)) {
stream.free(startRequestTime);
stream = null;
}
} catch (Exception e) {
log.log(Level.WARNING, e.toString(), e);
} finally {
if (stream != null) stream.close();
}
}
private boolean handleRequest(
HttpServletRequest req,
HttpServletResponse res,
ClientSocket stream,
OutputStream out,
boolean keepalive)
throws ServletException, IOException {
ReadStream rs = stream.getInputStream();
WriteStream ws = stream.getOutputStream();
writeHeader(ws, FCGI_BEGIN_REQUEST, 8);
int role = FCGI_RESPONDER;
ws.write(role >> 8);
ws.write(role);
ws.write(keepalive ? FCGI_KEEP_CONN : 0); // flags
for (int i = 0; i < 5; i++) ws.write(0);
setEnvironment(stream, ws, req);
InputStream in = req.getInputStream();
TempBuffer tempBuf = TempBuffer.allocate();
byte[] buf = tempBuf.getBuffer();
int len = buf.length;
int sublen;
writeHeader(ws, FCGI_PARAMS, 0);
boolean hasStdin = false;
while ((sublen = in.read(buf, 0, len)) > 0) {
hasStdin = true;
writeHeader(ws, FCGI_STDIN, sublen);
ws.write(buf, 0, sublen);
}
TempBuffer.free(tempBuf);
tempBuf = null;
/*
if (hasStdin)
writeHeader(fcgiSocket, ws, FCGI_STDIN, 0);
*/
writeHeader(ws, FCGI_STDIN, 0);
ws.flush();
FastCGIInputStream is = new FastCGIInputStream(stream);
int ch = parseHeaders(res, is);
if (ch >= 0) out.write(ch);
TempBuffer tb = TempBuffer.allocate();
byte[] buffer = tb.getBuffer();
while ((sublen = is.read(buffer, 0, buffer.length)) > 0) {
out.write(buffer, 0, sublen);
}
TempBuffer.free(tb);
return !is.isDead() && keepalive;
}