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Code Issues Releases Wiki Activity

Network performance optimizations for node.js (#5436)

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This commit is contained in:
FlashSystems
2021-05-08 17:05:39 +02:00
committed by GitHub
parent e699cf1fe8
commit f4d7b2c7f7
10 changed files with 83 additions and 39 deletions
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24
core/modules/server/routes/get-index.js
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@@ -12,38 +12,16 @@ GET /
/*global $tw: false */
"use strict";
var zlib = require("zlib");
exports.method = "GET";
exports.path = /^\/$/;
exports.handler = function(request,response,state) {
var acceptEncoding = request.headers["accept-encoding"];
if(!acceptEncoding) {
acceptEncoding = "";
}
var text = state.wiki.renderTiddler(state.server.get("root-render-type"),state.server.get("root-tiddler")),
responseHeaders = {
"Content-Type": state.server.get("root-serve-type")
};
/*
If the gzip=yes flag for `listen` is set, check if the user agent permits
compression. If so, compress our response. Note that we use the synchronous
functions from zlib to stay in the imperative style. The current `Server`
doesn't depend on this, and we may just as well use the async versions.
*/
if(state.server.enableGzip) {
if (/\bdeflate\b/.test(acceptEncoding)) {
responseHeaders["Content-Encoding"] = "deflate";
text = zlib.deflateSync(text);
} else if (/\bgzip\b/.test(acceptEncoding)) {
responseHeaders["Content-Encoding"] = "gzip";
text = zlib.gzipSync(text);
}
}
response.writeHead(200,responseHeaders);
response.end(text);
state.sendResponse(200,responseHeaders,text);
};
}());