-
Notifications
You must be signed in to change notification settings - Fork 2.1k
[Web] Add polyfill for crypto.randomUUID
#26368
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
Merged
Merged
Changes from all commits
Commits
File filter
Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,155 @@ | ||
| /* | ||
| Copyright 2023 Gravitational, Inc. | ||
|
|
||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
|
|
||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
|
|
||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
rudream marked this conversation as resolved.
Outdated
|
||
|
|
||
| if (typeof crypto?.randomUUID != 'function') { | ||
| window.crypto.randomUUID = randomUUID; | ||
| } | ||
|
|
||
| // This polyfill is from https://github.com/uuidjs/randomUUID/tree/0273d4a16e25e05627ff4797739d976f6302bd6c | ||
|
|
||
| // Code based on Node.js' `lib/internal/crypto/random.js`, subject | ||
| // to Node.js license found at: | ||
| // https://raw.githubusercontent.com/nodejs/node/master/LICENSE | ||
|
rudream marked this conversation as resolved.
Outdated
|
||
|
|
||
| // | ||
| // internal/errors | ||
| // | ||
| class ERR_INVALID_ARG_TYPE extends TypeError { | ||
| constructor(name, type, value) { | ||
| super(`${name} variable is not of type ${type} (value: '${value}')`); | ||
| } | ||
|
|
||
| code = 'ERR_INVALID_ARG_TYPE'; | ||
| } | ||
|
|
||
| // | ||
| // internal/validators | ||
| // | ||
|
|
||
| function validateBoolean(value, name) { | ||
| if (typeof value !== 'boolean') | ||
| throw new ERR_INVALID_ARG_TYPE(name, 'boolean', value); | ||
| } | ||
|
|
||
| function validateObject(value, name) { | ||
| if (value === null || Array.isArray(value) || typeof value !== 'object') { | ||
| throw new ERR_INVALID_ARG_TYPE(name, 'Object', value); | ||
| } | ||
| } | ||
|
|
||
| // | ||
| // crypto | ||
| // | ||
|
|
||
| const randomFillSync = | ||
| typeof window === 'undefined' | ||
| ? require('crypto').randomFillSync | ||
| : window.crypto.getRandomValues.bind(window.crypto); | ||
|
rudream marked this conversation as resolved.
Outdated
|
||
|
|
||
| // Implements an RFC 4122 version 4 random UUID. | ||
| // To improve performance, random data is generated in batches | ||
| // large enough to cover kBatchSize UUID's at a time. The uuidData | ||
| // and uuid buffers are reused. Each call to randomUUID() consumes | ||
| // 16 bytes from the buffer. | ||
|
|
||
| const kHexDigits = [ | ||
| 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 97, 98, 99, 100, 101, 102, | ||
| ]; | ||
|
|
||
| const kBatchSize = 128; | ||
| let uuidData; | ||
| let uuidNotBuffered; | ||
| let uuid; | ||
| let uuidBatch = 0; | ||
|
|
||
| function getBufferedUUID() { | ||
| if (uuidData === undefined) { | ||
| uuidData = new Uint8Array(16 * kBatchSize); | ||
| } | ||
|
|
||
| if (uuidBatch === 0) randomFillSync(uuidData); | ||
| uuidBatch = (uuidBatch + 1) % kBatchSize; | ||
| return uuidData.slice(uuidBatch * 16, uuidBatch * 16 + 16); | ||
| } | ||
|
|
||
| function randomUUID(options) { | ||
| if (options !== undefined) validateObject(options, 'options'); | ||
| const { disableEntropyCache = false } = { ...options }; | ||
|
|
||
| validateBoolean(disableEntropyCache, 'options.disableEntropyCache'); | ||
|
|
||
| if (uuid === undefined) { | ||
| uuid = new Uint8Array(36); | ||
| uuid[8] = uuid[13] = uuid[18] = uuid[23] = '-'.charCodeAt(0); | ||
| uuid[14] = 52; // '4', identifies the UUID version | ||
| } | ||
|
|
||
| let uuidBuf; | ||
| if (!disableEntropyCache) { | ||
| uuidBuf = getBufferedUUID(); | ||
| } else { | ||
| uuidBuf = uuidNotBuffered; | ||
| if (uuidBuf === undefined) uuidBuf = uuidNotBuffered = new Uint8Array(16); | ||
| randomFillSync(uuidBuf); | ||
| } | ||
|
|
||
| // Variant byte: 10xxxxxx (variant 1) | ||
| uuidBuf[8] = (uuidBuf[8] & 0x3f) | 0x80; | ||
|
|
||
| // This function is structured the way it is for performance. | ||
| // The uuid buffer stores the serialization of the random | ||
| // bytes from uuidData. | ||
| // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx | ||
| let n = 0; | ||
| uuid[0] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[1] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[2] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[3] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[4] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[5] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[6] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[7] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| // - | ||
| uuid[9] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[10] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[11] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[12] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| // - | ||
| // 4, uuid[14] is set already... | ||
| uuid[15] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[16] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[17] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| // - | ||
| uuid[19] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[20] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[21] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[22] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| // - | ||
| uuid[24] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[25] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[26] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[27] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[28] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[29] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[30] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[31] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[32] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[33] = kHexDigits[uuidBuf[n++] & 0xf]; | ||
| uuid[34] = kHexDigits[uuidBuf[n] >> 4]; | ||
| uuid[35] = kHexDigits[uuidBuf[n] & 0xf]; | ||
|
|
||
| return String.fromCharCode.apply(null, uuid); | ||
| } | ||
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Uh oh!
There was an error while loading. Please reload this page.