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feat: added limit key counts for memory cache #222

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feat: added limit key counts for memory cache #222

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44e3edf
feat: added limit key counts for memory cache
Aug 25, 2020
36e963b
Merge remote-tracking branch 'upstream/master'
0Ams Jan 4, 2022
c3f1c13
feat: added option description for maxKey
0Ams Jan 4, 2022
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -159,6 +159,7 @@ let cache5min = cache('5 minute') // continue to use normally
// 'cache-control': 'no-cache' // example of header overwrite
},
respectCacheControl: false|true // If true, 'Cache-Control: no-cache' in the request header will bypass the cache.
maxKey: number // When using local memory, it is necessary to limit the max memory of nodejs. If you want to limit the number of keys that can be cached for this. (default is not using)
}
```

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4 changes: 3 additions & 1 deletion src/apicache.js
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Expand Up @@ -58,6 +58,7 @@ function ApiCache() {
},
trackPerformance: false,
respectCacheControl: false,
maxKey: -1,
}

var middlewareOptions = []
Expand Down Expand Up @@ -142,7 +143,8 @@ function ApiCache() {
debug('[apicache] error in redis.hset()')
}
} else {
memCache.add(key, value, duration, expireCallback)
if (globalOptions.maxKey > 0 && memCache.size > globalOptions.maxKey)
memCache.add(key, value, duration, expireCallback)
}

// add automatic cache clearing from duration, includes max limit on setTimeout
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