ComputerSurge/shields
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Avoid potential crash on cache

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This commit is contained in:
Thaddee Tyl
2014-10-31 23:50:27 +01:00
parent 9fd6335db8
commit ef7c63ac95
2 changed files with 11 additions and 9 deletions
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16
server.js
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@@ -147,8 +147,8 @@ var minAccuracy = 0.75;
// = 1 - max(1, df) / rf
var freqRatioMax = 1 - minAccuracy;
// Request cache size of 500MB heap limit.
var requestCache = new LruCache(500000000, 'heap');
// Request cache size of 400MB heap limit.
var requestCache = new LruCache(400000000, 'heap');
// Deep error handling for vendor hooks.
var vendorDomain = domain.create();
@@ -219,11 +219,13 @@ function cache(f) {
options = uri;
}
return request(options, function(err, res, json) {
var cacheControl = res.headers['cache-control'];
if (cacheControl != null) {
var age = cacheControl.match(/max-age=([0-9]+)/);
if ((age != null) && (+age[1] === +age[1])) {
cacheInterval = +age[1] * 1000;
if (res != null && res.headers != null) {
var cacheControl = res.headers['cache-control'];
if (cacheControl != null) {
var age = cacheControl.match(/max-age=([0-9]+)/);
if ((age != null) && (+age[1] === +age[1])) {
cacheInterval = +age[1] * 1000;
}
}
}
callback(err, res, json);