/*
* Accepts a new request from the HTTP server.
* Finishes the request accepted by the previous call
* to FCGI_Accept. Sets up the FCGI environment and reads
* saved and per request environmental varaibles into
* the request object. (This is redundant on System.props
* as long as we can handle only one request object.)
*/
int FCGIAccept() throws IOException {
boolean isNewConnection;
boolean errCloseEx = false;
boolean outCloseEx = false;
if (request != null) {
/*
* Complete the previous request
*/
System.err.close();
System.out.close();
boolean prevRequestfailed =
(errCloseEx
|| outCloseEx
|| request.inStream.getFCGIError() != 0
|| request.inStream.getException() != null);
if (prevRequestfailed || !request.keepConnection) {
request.socket.close();
request.socket = null;
}
if (prevRequestfailed) {
request = null;
return -1;
}
} else {
/*
* Get a Request and initialize some variables
*/
request = new FCGIRequest();
request.socket = null;
request.inStream = null;
}
isNewConnection = false;
/*
* if connection isnt open accept a new connection (blocking)
*/
for (; ; ) {
if (request.socket == null) {
try {
request.socket = srvSocket.accept();
} catch (IOException e) {
request.socket = null;
request = null;
return -1;
}
isNewConnection = true;
}
/* Try reading from new connection. If the read fails and
* it was an old connection the web server probably closed it;
* try making a new connection before giving up
*/
request.isBeginProcessed = false;
request.inStream = new FCGIInputStream(request.socket.getInputStream(), 8192, 0, request);
request.inStream.fill();
if (request.isBeginProcessed) {
break;
}
request.socket.close();
request.socket = null;
if (isNewConnection) {
return -1;
}
}
/*
* Set up the objects for the new request
*/
request.params = new Properties(startupProps);
switch (request.role) {
case FCGIGlobalDefs.def_FCGIResponder:
request.params.put("ROLE", "RESPONDER");
break;
case FCGIGlobalDefs.def_FCGIAuthorizer:
request.params.put("ROLE", "AUTHORIZER");
break;
case FCGIGlobalDefs.def_FCGIFilter:
request.params.put("ROLE", "FILTER");
break;
default:
return -1;
}
request.inStream.setReaderType(FCGIGlobalDefs.def_FCGIParams);
/*
* read the rest of request parameters
*/
if (new FCGIMessage(request.inStream).readParams(request.params) < 0) {
return -1;
}
request.inStream.setReaderType(FCGIGlobalDefs.def_FCGIStdin);
request.outStream =
new FCGIOutputStream(
request.socket.getOutputStream(), 8192, FCGIGlobalDefs.def_FCGIStdout, request);
request.errStream =
new FCGIOutputStream(
request.socket.getOutputStream(), 512, FCGIGlobalDefs.def_FCGIStderr, request);
request.numWriters = 2;
return 0;
}
