function sendRequest (connection) {
header.type = FCGI_BEGIN;
header.contentLength = 8;
writer.writeHeader(header);
writer.writeBegin(begin);
connection.write(writer.tobuffer());
header.type = FCGI_PARAMS;
header.contentLength = fastcgi.getParamLength(params);
writer.writeHeader(header);
writer.writeParams(params);
connection.write(writer.tobuffer());
header.type = FCGI_PARAMS;
header.contentLength = 0;
writer.writeHeader(header);
connection.write(writer.tobuffer());
// header.type = FCGI_STDOUT;
// writer.writeHeader(header);
// connection.write(writer.tobuffer());
if((request.method != 'PUT' && request.method != 'POST')) {
endRequest()
} else {
for(var j = 0; j < collectedStdin.length; ++j) {
header.type = FCGI_STDIN;
header.contentLength = collectedStdin[j].length;
header.paddingLength = 0;
writer.writeHeader(header);
writer.writeBody(collectedStdin[j].toString());
connection.write(writer.tobuffer());
}
collectedStdin = [];
if(noMoreData) {
endRequest();
}
}
};
function fcgi_get_values(socket, callback) {
socket.on('data', on_data);
var values = [
['FCGI_MAX_CONNS', ''],
['FCGI_MAX_REQS', ''],
['FCGI_MPXS_CONNS', '']
];
var writer = new FCGI.writer();
writer.encoding = 'binary';
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_GET_VALUES,
recordId: 0,
contentLength: FCGI.getParamLength(values),
paddingLength: 0
});
writer.writeParams(values);
socket.write(writer.tobuffer());
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_GET_VALUES,
recordId: 0,
contentLength: 0,
paddingLength: 0
});
socket.write(writer.tobuffer());
var fcgi_values = {};
var timeout = setTimeout(got_all_values, 100);
function on_data(data) {
var parser = new FCGI.parser();
parser.encoding = 'utf8';
parser.onRecord = on_record;
parser.onError = function on_error(er) {
this.onRecord = this.onError = function () {};
callback(er);
};
parser.execute(data);
}
function on_record(record) {
var params = record.body.params || {};
var keys = Object.keys(params);
keys.forEach(function (key) {
fcgi_values[key] = num_or_str(params[key]);
});
if (keys.length === 0) got_all_values();
}
function got_all_values() {
clearTimeout(timeout);
socket.removeListener('data', on_data);
callback(null, fcgi_values);
}
}
function process_request() {
if (!socket) return;
if (Object.keys(requests_in_flight).length && !options.multiplex) return;
var fcgi_request = pending_requests.shift();
if (!fcgi_request) return;
requests_in_flight[fcgi_request.id] = fcgi_request;
var req = fcgi_request.req;
var res = fcgi_request.res;
var cgi = cgiEnv.createEnvironment(req);
if (fcgi_request.options.env) {
for (var v in fcgi_request.options.env) {
cgi[v] = fcgi_request.options.env[v];
}
}
// Write the request to FastCGI.
var writer = new FCGI.writer();
writer.encoding = 'binary';
// Begin
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_BEGIN,
recordId: fcgi_request.id,
contentLength: 8,
paddingLength: 0
});
writer.writeBegin({
role: FCGI.constants.role.FCGI_RESPONDER,
flags: fcgi_request.keepalive
});
socket.write(writer.tobuffer());
var params = Object.keys(cgi).map(function (v) {
return [v, cgi[v]];
});
// Parameters
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_PARAMS,
recordId: fcgi_request.id,
contentLength: FCGI.getParamLength(params),
paddingLength: 0
});
writer.writeParams(params);
socket.write(writer.tobuffer());
// End parameters
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_PARAMS,
recordId: fcgi_request.id,
contentLength: 0,
paddingLength: 0
});
socket.write(writer.tobuffer());
// STDIN
if (req.method != 'PUT' && req.method != 'POST') {
end_request();
} else {
req.on('data', function (chunk) {
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_STDIN,
recordId: fcgi_request.id,
contentLength: chunk.length,
paddingLength: 0
});
writer.writeBody(chunk);
var data = writer.tobuffer();
socket.write(data);
});
req.on('end', end_request);
}
function end_request() {
writer.writeHeader({
version: FCGI.constants.version,
type: FCGI.constants.record.FCGI_STDIN,
recordId: fcgi_request.id,
contentLength: 0,
paddingLength: 0
});
socket.write(writer.tobuffer());
/* At this point the request can be considered sent to the server,
* and it would be dangerous to re-send without knowing more
* details.
*/
fcgi_request.sent = true;
}
}