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chore(NODE-3303): deprecate md5 hash and isConnected (#2960)
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@nbbeeken
nbbeeken committed Aug 31, 2021
1 parent 77ab63e commit eae0e05
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Showing 4 changed files with 89 additions and 64 deletions.
1 change: 1 addition & 0 deletions index.js
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Expand Up @@ -50,6 +50,7 @@ connect.Int32 = core.BSON.Int32;
connect.Long = core.BSON.Long;
connect.MinKey = core.BSON.MinKey;
connect.MaxKey = core.BSON.MaxKey;
/** @deprecated Please use `ObjectId` */
connect.ObjectID = core.BSON.ObjectID;
connect.ObjectId = core.BSON.ObjectID;
connect.Symbol = core.BSON.Symbol;
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63 changes: 39 additions & 24 deletions lib/gridfs-stream/index.js
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Expand Up @@ -7,6 +7,7 @@ var shallowClone = require('../utils').shallowClone;
var toError = require('../utils').toError;
var util = require('util');
var executeLegacyOperation = require('../utils').executeLegacyOperation;
const deprecateOptions = require('../utils').deprecateOptions;

var DEFAULT_GRIDFS_BUCKET_OPTIONS = {
bucketName: 'fs',
Expand Down Expand Up @@ -79,21 +80,28 @@ util.inherits(GridFSBucket, Emitter);
* @param {object} [options.metadata] Optional object to store in the file document's `metadata` field
* @param {string} [options.contentType] Optional string to store in the file document's `contentType` field
* @param {array} [options.aliases] Optional array of strings to store in the file document's `aliases` field
* @param {boolean} [options.disableMD5=false] If true, disables adding an md5 field to file data
* @param {boolean} [options.disableMD5=false] **Deprecated** If true, disables adding an md5 field to file data
* @return {GridFSBucketWriteStream}
*/

GridFSBucket.prototype.openUploadStream = function(filename, options) {
if (options) {
options = shallowClone(options);
} else {
options = {};
}
if (!options.chunkSizeBytes) {
options.chunkSizeBytes = this.s.options.chunkSizeBytes;
GridFSBucket.prototype.openUploadStream = deprecateOptions(
{
name: 'GridFSBucket.openUploadStream',
deprecatedOptions: ['disableMD5'],
optionsIndex: 1
},
function(filename, options) {
if (options) {
options = shallowClone(options);
} else {
options = {};
}
if (!options.chunkSizeBytes) {
options.chunkSizeBytes = this.s.options.chunkSizeBytes;
}
return new GridFSBucketWriteStream(this, filename, options);
}
return new GridFSBucketWriteStream(this, filename, options);
};
);

/**
* Returns a writable stream (GridFSBucketWriteStream) for writing
Expand All @@ -107,25 +115,32 @@ GridFSBucket.prototype.openUploadStream = function(filename, options) {
* @param {object} [options.metadata] Optional object to store in the file document's `metadata` field
* @param {string} [options.contentType] Optional string to store in the file document's `contentType` field
* @param {array} [options.aliases] Optional array of strings to store in the file document's `aliases` field
* @param {boolean} [options.disableMD5=false] If true, disables adding an md5 field to file data
* @param {boolean} [options.disableMD5=false] **Deprecated** If true, disables adding an md5 field to file data
* @return {GridFSBucketWriteStream}
*/

GridFSBucket.prototype.openUploadStreamWithId = function(id, filename, options) {
if (options) {
options = shallowClone(options);
} else {
options = {};
}
GridFSBucket.prototype.openUploadStreamWithId = deprecateOptions(
{
name: 'GridFSBucket.openUploadStreamWithId',
deprecatedOptions: ['disableMD5'],
optionsIndex: 2
},
function(id, filename, options) {
if (options) {
options = shallowClone(options);
} else {
options = {};
}

if (!options.chunkSizeBytes) {
options.chunkSizeBytes = this.s.options.chunkSizeBytes;
}
if (!options.chunkSizeBytes) {
options.chunkSizeBytes = this.s.options.chunkSizeBytes;
}

options.id = id;
options.id = id;

return new GridFSBucketWriteStream(this, filename, options);
};
return new GridFSBucketWriteStream(this, filename, options);
}
);

/**
* Returns a readable stream (GridFSBucketReadStream) for streaming file
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84 changes: 46 additions & 38 deletions lib/gridfs-stream/upload.js
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Expand Up @@ -5,10 +5,9 @@ var crypto = require('crypto');
var stream = require('stream');
var util = require('util');
var Buffer = require('safe-buffer').Buffer;
const deprecateOptions = require('../utils').deprecateOptions;

var ERROR_NAMESPACE_NOT_FOUND = 26;

module.exports = GridFSBucketWriteStream;
const ERROR_NAMESPACE_NOT_FOUND = 26;

/**
* A writable stream that enables you to write buffers to GridFS.
Expand All @@ -31,42 +30,49 @@ module.exports = GridFSBucketWriteStream;
* @fires GridFSBucketWriteStream#finish
*/

function GridFSBucketWriteStream(bucket, filename, options) {
options = options || {};
stream.Writable.call(this, options);
this.bucket = bucket;
this.chunks = bucket.s._chunksCollection;
this.filename = filename;
this.files = bucket.s._filesCollection;
this.options = options;
// Signals the write is all done
this.done = false;

this.id = options.id ? options.id : core.BSON.ObjectId();
this.chunkSizeBytes = this.options.chunkSizeBytes;
this.bufToStore = Buffer.alloc(this.chunkSizeBytes);
this.length = 0;
this.md5 = !options.disableMD5 && crypto.createHash('md5');
this.n = 0;
this.pos = 0;
this.state = {
streamEnd: false,
outstandingRequests: 0,
errored: false,
aborted: false,
promiseLibrary: this.bucket.s.promiseLibrary
};

if (!this.bucket.s.calledOpenUploadStream) {
this.bucket.s.calledOpenUploadStream = true;

var _this = this;
checkIndexes(this, function() {
_this.bucket.s.checkedIndexes = true;
_this.bucket.emit('index');
});
const GridFSBucketWriteStream = deprecateOptions(
{
name: 'GridFSBucketWriteStream',
deprecatedOptions: ['disableMD5'],
optionsIndex: 2
},
function(bucket, filename, options) {
options = options || {};
stream.Writable.call(this, options);
this.bucket = bucket;
this.chunks = bucket.s._chunksCollection;
this.filename = filename;
this.files = bucket.s._filesCollection;
this.options = options;
// Signals the write is all done
this.done = false;

this.id = options.id ? options.id : core.BSON.ObjectId();
this.chunkSizeBytes = this.options.chunkSizeBytes;
this.bufToStore = Buffer.alloc(this.chunkSizeBytes);
this.length = 0;
this.md5 = !options.disableMD5 && crypto.createHash('md5');
this.n = 0;
this.pos = 0;
this.state = {
streamEnd: false,
outstandingRequests: 0,
errored: false,
aborted: false,
promiseLibrary: this.bucket.s.promiseLibrary
};

if (!this.bucket.s.calledOpenUploadStream) {
this.bucket.s.calledOpenUploadStream = true;

var _this = this;
checkIndexes(this, function() {
_this.bucket.s.checkedIndexes = true;
_this.bucket.emit('index');
});
}
}
}
);

util.inherits(GridFSBucketWriteStream, stream.Writable);

Expand Down Expand Up @@ -539,3 +545,5 @@ function checkAborted(_this, callback) {
}
return false;
}

module.exports = GridFSBucketWriteStream;
5 changes: 3 additions & 2 deletions lib/mongo_client.js
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Expand Up @@ -388,17 +388,18 @@ MongoClient.prototype.db = function(dbName, options) {
* Check if MongoClient is connected
*
* @method
* @deprecated
* @param {object} [options] Optional settings.
* @param {boolean} [options.noListener=false] Do not make the db an event listener to the original connection.
* @param {boolean} [options.returnNonCachedInstance=false] Control if you want to return a cached instance or have a new one created
* @return {boolean}
*/
MongoClient.prototype.isConnected = function(options) {
MongoClient.prototype.isConnected = deprecate(function(options) {
options = options || {};

if (!this.topology) return false;
return this.topology.isConnected(options);
};
}, 'isConnected is deprecated and will be removed in the next major version');

/**
* Connect to MongoDB using a url as documented at
Expand Down

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