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// Copyright (c) 2018, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
const BaseCache = require('./base.js');
const S3Bucket = require('../s3-handler');
const Sentry = require('@sentry/node');
const logger = require('../logger').logger;
function messageFor(e) {
return e.message || e.toString();
}
class S3Cache extends BaseCache {
constructor(bucket, path, region) {
super(`S3Cache(s3://${bucket}/${path} in ${region})`);
this.bucket = bucket;
this.path = path;
this.region = region;
this.s3 = new S3Bucket(bucket, region);
}
getInternal(key) {
return this.s3.get(key, this.path)
.catch(e => {
Sentry.captureException(e);
logger.error("Error while trying to read S3 cache:", messageFor(e));
return {hit: false};
});
}
putInternal(key, value, creator) {
const options = {
metadata: {},
redundancy: 'REDUCED_REDUNDANCY'
};
if (creator) {
options.metadata.CreatedBy = creator;
}
return this.s3.put(key, value, this.path, options)
.catch(e => {
Sentry.captureException(e);
logger.error("Error while trying to write to S3 cache:", messageFor(e));
});
}
}
module.exports = S3Cache;