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Cache null results from Maxmind.

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This commit is contained in:
Adam Ierymenko 2015-12-14 14:40:00 -08:00
parent f558b088e6
commit 7b1c0c4013
1 changed files with 4 additions and 6 deletions
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10
cluster-geo/cluster-geo/cluster-geo.js
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@ -32,21 +32,19 @@ function lookup(ip,callback)
if (cachedEntry) {
let ts = cachedEntry.ts;
let r = cachedEntry.r;
if ((ts)&&(r)) {
if ((Date.now() - ts) < CACHE_TTL) {
r._cached = true;
if (ts) {
if ((Date.now() - ts) < CACHE_TTL)
return callback(null,r);
}
}
}
} catch (e) {}
}
geo(ip,function(err,result) {
if (err)
return callback(err,null);
if ((!result)||(!result.location))
return callback(new Error('null result'),null);
if (!result)
result = null;
cache.put(ip,JSON.stringify({
ts: Date.now(),