reshuffle-aws-connectors
Version:
A set of Reshuffle connectors for AWS services
447 lines • 20.7 kB
JavaScript
"use strict";
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extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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};
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extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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exports.__esModule = true;
exports.AWSS3Connector = void 0;
var BaseAWSConnector_1 = require("./BaseAWSConnector");
var AWSS3Connector = /** @class */ (function (_super) {
__extends(AWSS3Connector, _super);
function AWSS3Connector(app, options, id) {
var _this = _super.call(this, app, options, id) || this;
_this.s3 = _this.account.getClient('S3');
_this.bucket = BaseAWSConnector_1.validateBucket(options.bucket);
return _this;
}
AWSS3Connector.prototype.getRegionalClient = function () {
return __awaiter(this, void 0, void 0, function () {
var res, region;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!!this.rs3) return [3 /*break*/, 2];
return [4 /*yield*/, this.s3
.getBucketLocation({
Bucket: this.bucket
})
.promise()];
case 1:
res = _a.sent();
region = res.LocationConstraint;
this.rs3 = region ? this.account.getClient('S3', { region: region }) : this.s3;
_a.label = 2;
case 2: return [2 /*return*/, this.rs3];
}
});
});
};
// Events /////////////////////////////////////////////////////////
AWSS3Connector.prototype.on = function (options, handler, eventId) {
if (options.type !== 'BucketChanged' &&
options.type !== 'BucketInitialized' &&
options.type !== 'ObjectAdded' &&
options.type !== 'ObjectModified' &&
options.type !== 'ObjectRemoved') {
throw new Error("Invalid event type: " + options.type);
}
var eid = eventId || { account: this.account, options: options };
return this.eventManager.addEvent(options, handler, eid);
};
AWSS3Connector.prototype.onInterval = function () {
return __awaiter(this, void 0, void 0, function () {
var _a, oldObjects, newObjects, diff;
var _this = this;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, this.store.update(this.bucket, function () {
return _this.getObjectsInBucket();
})];
case 1:
_a = _b.sent(), oldObjects = _a[0], newObjects = _a[1];
if (!!oldObjects) return [3 /*break*/, 3];
return [4 /*yield*/, this.eventManager.fire(function (ec) { return ec.options.type === 'BucketInitialized'; }, {
objects: newObjects
})];
case 2:
_b.sent();
return [2 /*return*/];
case 3:
diff = this.diffBuckets(oldObjects, newObjects);
if (!(0 < diff.changeCount)) return [3 /*break*/, 8];
return [4 /*yield*/, this.eventManager.fire(function (ec) { return ec.options.type === 'BucketChanged'; }, {
objects: newObjects
})];
case 4:
_b.sent();
return [4 /*yield*/, this.eventManager.fire(function (ec) { return ec.options.type === 'ObjectAdded'; }, diff.additions)];
case 5:
_b.sent();
return [4 /*yield*/, this.eventManager.fire(function (ec) { return ec.options.type === 'ObjectModified'; }, diff.modifications)];
case 6:
_b.sent();
return [4 /*yield*/, this.eventManager.fire(function (ec) { return ec.options.type === 'ObjectRemoved'; }, diff.removals)];
case 7:
_b.sent();
_b.label = 8;
case 8: return [2 /*return*/];
}
});
});
};
AWSS3Connector.prototype.getObjectsInBucket = function () {
return __awaiter(this, void 0, void 0, function () {
var list, objects, _i, list_1, _a, Key, LastModified, ETag, Size;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, this.listObjects()];
case 1:
list = _b.sent();
objects = {};
for (_i = 0, list_1 = list; _i < list_1.length; _i++) {
_a = list_1[_i], Key = _a.Key, LastModified = _a.LastModified, ETag = _a.ETag, Size = _a.Size;
if (typeof Key !== 'string' || !Key) {
throw new Error("S3: Invalid object key: " + Key);
}
if (!(LastModified instanceof Date)) {
throw new Error("S3: Invalid object time stamp: " + LastModified);
}
if (typeof ETag !== 'string' || !ETag) {
throw new Error("S3: Invalid object tag: " + ETag);
}
if (typeof Size !== 'number' || Size < 0) {
throw new Error("S3: Invalid object size: " + Size);
}
objects[Key] = {
key: Key,
lastModified: LastModified.getTime(),
eTag: ETag,
size: Size
};
}
return [2 /*return*/, objects];
}
});
});
};
AWSS3Connector.prototype.diffBuckets = function (oldObjects, newObjects) {
function likelyTheSameObject(o1, o2) {
// eTag comparison only works if objects are uploaded with
// a single API request, as opposed to multipart uploads
return o1.eTag === o2.eTag && o1.lastModified === o2.lastModified && o1.size === o2.size;
}
var additions = [];
var modifications = [];
var removals = [];
for (var key in newObjects) {
if (key in oldObjects) {
if (!likelyTheSameObject(newObjects[key], oldObjects[key])) {
modifications.push(newObjects[key]);
}
}
else {
additions.push(newObjects[key]);
}
}
for (var key in oldObjects) {
if (!(key in newObjects)) {
removals.push(oldObjects[key]);
}
}
return {
changeCount: additions.length + modifications.length + removals.length,
additions: additions,
modifications: modifications,
removals: removals
};
};
// Actions ////////////////////////////////////////////////////////
AWSS3Connector.prototype.getBucket = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.bucket];
});
});
};
AWSS3Connector.prototype.listBuckets = function () {
return __awaiter(this, void 0, void 0, function () {
var res;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.s3.listBuckets().promise()];
case 1:
res = _a.sent();
return [2 /*return*/, res.Buckets];
}
});
});
};
AWSS3Connector.prototype.listBucketNames = function () {
return __awaiter(this, void 0, void 0, function () {
var buckets;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.listBuckets()];
case 1:
buckets = _a.sent();
return [2 /*return*/, buckets ? buckets.map(function (b) { return b.Name; }) : []];
}
});
});
};
AWSS3Connector.prototype.createBucket = function (bucket, region) {
return __awaiter(this, void 0, void 0, function () {
var cfg;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
cfg = region
? {
CreateBucketConfiguration: {
LocationConstraint: region
}
}
: {};
return [4 /*yield*/, this.s3.createBucket(__assign({ Bucket: bucket }, cfg)).promise()];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
AWSS3Connector.prototype.deleteBucket = function (bucket) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.s3.deleteBucket({ Bucket: bucket }).promise()];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
AWSS3Connector.prototype.listObjects = function (bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
var list, continuationToken, params, res;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
list = [];
_a.label = 1;
case 1:
if (!true) return [3 /*break*/, 3];
params = { Bucket: bucket };
if (continuationToken) {
params.ContinuationToken = continuationToken;
}
return [4 /*yield*/, this.s3.listObjectsV2(params).promise()];
case 2:
res = _a.sent();
if (res.Contents) {
list.push.apply(list, res.Contents);
}
continuationToken = res.NextContinuationToken;
if (!continuationToken) {
return [2 /*return*/, list];
}
return [3 /*break*/, 1];
case 3: return [2 /*return*/];
}
});
});
};
AWSS3Connector.prototype.listObjectKeys = function (bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
var objects;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.listObjects(bucket)];
case 1:
objects = _a.sent();
return [2 /*return*/, objects ? objects.map(function (o) { return o.Key; }) : []];
}
});
});
};
AWSS3Connector.prototype.copyObject = function (sourceBucket, sourceKey, targetBucket, targetKey) {
return __awaiter(this, void 0, void 0, function () {
var req, res;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
req = {
CopySource: "/" + sourceBucket + "/" + sourceKey,
Bucket: targetBucket,
Key: targetKey
};
return [4 /*yield*/, this.s3.copyObject(req).promise()];
case 1:
res = _a.sent();
return [2 /*return*/, res.CopyObjectResult];
}
});
});
};
AWSS3Connector.prototype.deleteObject = function (key, bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.s3.deleteObject({ Bucket: bucket, Key: key }).promise()];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
AWSS3Connector.prototype.getObject = function (key, bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.s3.getObject({ Bucket: bucket, Key: key }).promise()];
});
});
};
AWSS3Connector.prototype.putObject = function (key, buffer, bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.s3
.putObject({
Bucket: bucket,
Key: key,
Body: buffer
})
.promise()];
});
});
};
AWSS3Connector.prototype.getSignedURL = function (operation, key, expires) {
if (expires === void 0) { expires = 60; }
return __awaiter(this, void 0, void 0, function () {
var req, s3;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
req = { Bucket: this.bucket, Key: key, Expires: expires };
return [4 /*yield*/, this.getRegionalClient()];
case 1:
s3 = _a.sent();
if (!s3) {
throw new Error('No S3 client');
}
return [2 /*return*/, s3.getSignedUrlPromise(operation, req)];
}
});
});
};
AWSS3Connector.prototype.getSignedObjectGetURL = function (key, expires) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.getSignedURL('getObject', key, expires)];
});
});
};
AWSS3Connector.prototype.getSignedObjectPutURL = function (key, expires) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.getSignedURL('putObject', key, expires)];
});
});
};
AWSS3Connector.prototype.getS3URL = function (key, bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
BaseAWSConnector_1.validateBucket(bucket);
return [2 /*return*/, "s3://" + bucket + "/" + key];
});
});
};
AWSS3Connector.prototype.getWebURL = function (key, bucket) {
if (bucket === void 0) { bucket = this.bucket; }
return __awaiter(this, void 0, void 0, function () {
var res, region;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.s3.getBucketLocation({ Bucket: bucket }).promise()];
case 1:
res = _a.sent();
region = res.LocationConstraint;
if (!region) {
throw new Error("Unable to determine region for S3 bucket: " + bucket);
}
return [2 /*return*/, "http://" + bucket + ".s3-website-" + region + ".amazonaws.com/" + key];
}
});
});
};
// SDK ////////////////////////////////////////////////////////////
AWSS3Connector.prototype.sdk = function (options) {
return this.account.getClient('S3', options);
};
return AWSS3Connector;
}(BaseAWSConnector_1.BaseAWSConnector));
exports.AWSS3Connector = AWSS3Connector;
//# sourceMappingURL=AWSS3Connector.js.map