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Don't cache an error that is served as 200

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This commit is contained in:
David Glasser
2015-08-17 11:03:23 -07:00
parent b36dab26ef
commit 6ff0faae91
1 changed files with 6 additions and 1 deletions
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7
packages/webapp/webapp_server.js
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@@ -659,8 +659,13 @@ var runWebAppServer = function () {
if (request.url.query && request.url.query['meteor_css_resource']) {
// In this case, we're requesting a CSS resource in the meteor-specific
// way, but we don't have it. Serve a static css file that indicates that
// we didn't have it, so we can detect that and refresh.
// we didn't have it, so we can detect that and refresh. Make sure
// that any proxies or CDNs don't cache this error! (Normally proxies
// or CDNs are smart enough not to cache error pages, but in order to
// make this hack work, we need to return the CSS file as a 200, which
// would otherwise be cached.)
headers['Content-Type'] = 'text/css; charset=utf-8';
headers['Cache-Control'] = 'no-cache';
res.writeHead(200, headers);
res.write(".meteor-css-not-found-error { width: 0px;}");
res.end();