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Emit drain if it doesn't happen on its own in 100ms

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isaacs 2011-09-02 15:03:24 -07:00 committed by indexzero
parent 2b9e09b00a
commit 84be9f2c3a
1 changed files with 24 additions and 0 deletions
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24
lib/node-http-proxy.js
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@ -551,10 +551,14 @@ HttpProxy.prototype.proxyRequest = function (req, res, options) {
} }
} }
if (!flushed) { if (!flushed) {
//console.error('backpressure 554');
response.pause(); response.pause();
res.once('drain', function () { res.once('drain', function () {
response.resume(); response.resume();
}); });
setTimeout(function () {
res.emit('drain');
}, 100);
} }
}); });
@ -587,10 +591,14 @@ HttpProxy.prototype.proxyRequest = function (req, res, options) {
if (!errState) { if (!errState) {
var flushed = reverseProxy.write(chunk); var flushed = reverseProxy.write(chunk);
if (!flushed) { if (!flushed) {
//console.error('backpressure 594');
req.pause(); req.pause();
reverseProxy.once('drain', function () { reverseProxy.once('drain', function () {
req.resume(); req.resume();
}); });
setTimeout(function () {
reverseProxy.emit('drain');
}, 100);
} }
} }
}); });
@ -661,10 +669,14 @@ HttpProxy.prototype._forwardRequest = function (req) {
req.on('data', function (chunk) { req.on('data', function (chunk) {
var flushed = forwardProxy.write(chunk); var flushed = forwardProxy.write(chunk);
if (!flushed) { if (!flushed) {
//console.error('backpressure 672');
req.pause(); req.pause();
forwardProxy.once('drain', function () { forwardProxy.once('drain', function () {
req.resume(); req.resume();
}); });
setTimeout(function () {
forwardProxy.emit('drain');
}, 100);
} }
}) })
@ -762,10 +774,14 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, head, options
self.emit('websocket:outgoing', req, socket, head, data); self.emit('websocket:outgoing', req, socket, head, data);
var flushed = reverseProxy.incoming.socket.write(data); var flushed = reverseProxy.incoming.socket.write(data);
if (!flushed) { if (!flushed) {
//console.error('backpressure 777');
proxySocket.pause(); proxySocket.pause();
reverseProxy.incoming.socket.once('drain', function () { reverseProxy.incoming.socket.once('drain', function () {
proxySocket.resume(); proxySocket.resume();
}); });
setTimeout(function () {
reverseProxy.incoming.socket.emit('drain');
}, 100);
} }
} }
catch (e) { catch (e) {
@ -785,10 +801,14 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, head, options
self.emit('websocket:incoming', reverseProxy, reverseProxy.incoming, head, data); self.emit('websocket:incoming', reverseProxy, reverseProxy.incoming, head, data);
var flushed = proxySocket.write(data); var flushed = proxySocket.write(data);
if (!flushed) { if (!flushed) {
//console.error('backpressure 804');
reverseProxy.incoming.socket.pause(); reverseProxy.incoming.socket.pause();
proxySocket.once('drain', function () { proxySocket.once('drain', function () {
reverseProxy.incoming.socket.resume(); reverseProxy.incoming.socket.resume();
}); });
setTimeout(function () {
proxySocket.emit('drain');
}, 100);
} }
} }
catch (e) { catch (e) {
@ -951,10 +971,14 @@ HttpProxy.prototype.proxyWebSocketRequest = function (req, socket, head, options
socket.write(sdata); socket.write(sdata);
var flushed = socket.write(data); var flushed = socket.write(data);
if (!flushed) { if (!flushed) {
//console.error('backpressure 974');
reverseProxy.socket.pause(); reverseProxy.socket.pause();
socket.once('drain', function () { socket.once('drain', function () {
reverseProxy.socket.resume(); reverseProxy.socket.resume();
}); });
setTimeout(function () {
socket.emit('drain');
}, 100);
} }
} }