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chore: make trace server work over http (#23561)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /** | ||
| * Copyright (c) Microsoft Corporation. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
||
| let lastId = 0; | ||
| let _ws: WebSocket; | ||
| const callbacks = new Map<number, { resolve: (arg: any) => void, reject: (arg: Error) => void }>(); | ||
|
|
||
| export async function connect(options: { onEvent: (method: string, params?: any) => void, onClose: () => void }): Promise<(method: string, params?: any) => Promise<any>> { | ||
| const guid = new URLSearchParams(window.location.search).get('ws'); | ||
| const ws = new WebSocket(`${window.location.protocol === 'https:' ? 'wss' : 'ws'}://${window.location.hostname}:${window.location.port}/${guid}`); | ||
| await new Promise(f => ws.addEventListener('open', f)); | ||
| ws.addEventListener('close', options.onClose); | ||
| ws.addEventListener('message', event => { | ||
| const message = JSON.parse(event.data); | ||
| const { id, result, error, method, params } = message; | ||
| if (id) { | ||
| const callback = callbacks.get(id); | ||
| if (!callback) | ||
| return; | ||
| callbacks.delete(id); | ||
| if (error) | ||
| callback.reject(new Error(error)); | ||
| else | ||
| callback.resolve(result); | ||
| } else { | ||
| options.onEvent(method, params); | ||
| } | ||
| }); | ||
| _ws = ws; | ||
| setInterval(() => sendMessage('ping').catch(() => {}), 30000); | ||
| return sendMessage; | ||
| } | ||
|
|
||
| const sendMessage = async (method: string, params?: any): Promise<any> => { | ||
| const id = ++lastId; | ||
| const message = { id, method, params }; | ||
| _ws.send(JSON.stringify(message)); | ||
| return new Promise((resolve, reject) => { | ||
| callbacks.set(id, { resolve, reject }); | ||
| }); | ||
| }; |