cartodb/Windshaft-cartodb
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set last modified and cache control for varnish

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This commit is contained in:
Simon Tokumine 2011-12-06 01:46:02 +00:00
parent 421a0a6efb
commit 37cf676063
1 changed files with 2 additions and 0 deletions
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lib/cartodb/cartodb_windshaft.js
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@ -9,6 +9,8 @@ var CartodbWindshaft = function(serverOptions) {
// set the cache chanel info to invalidate the cache on the frontend server // set the cache chanel info to invalidate the cache on the frontend server
serverOptions.afterTileRender = function(req, res, tile, headers, callback) { serverOptions.afterTileRender = function(req, res, tile, headers, callback) {
res.header('X-Cache-Channel', req.params.dbname); res.header('X-Cache-Channel', req.params.dbname);
res.header('Last-Modified','Wed, 30 Aug 1978 00:00:00 GMT'); // special date in the past.
res.header('Cache-Control','no-cache,must-revalidate, public');
callback(null, tile, headers); callback(null, tile, headers);
}; };