Pass http proxy as env to command (fix LeetCode-OpenSource#136, LeetCode-OpenSource#117) (LeetCode-OpenSource#147)

Author: edvardchen

src/leetCodeManager.ts

@@ -7,6 +7,7 @@ import * as vscode from "vscode";
 import { leetCodeChannel } from "./leetCodeChannel";
 import { leetCodeExecutor } from "./leetCodeExecutor";
 import { UserStatus } from "./shared";
+import { createEnvOption } from "./utils/cpUtils";
 import { DialogType, promptForOpenOutputChannel } from "./utils/uiUtils";
 import * as wsl from "./utils/wslUtils";
 
@@ -42,7 +43,10 @@ class LeetCodeManager extends EventEmitter {
 
                 const childProc: cp.ChildProcess = wsl.useWsl()
                     ? cp.spawn("wsl", ["node", leetCodeBinaryPath, "user", "-l"], { shell: true })
-                    : cp.spawn("node", [leetCodeBinaryPath, "user", "-l"], { shell: true });
+                    : cp.spawn("node", [leetCodeBinaryPath, "user", "-l"], {
+                        shell: true,
+                        env: createEnvOption(),
+                    });
 
                 childProc.stdout.on("data", (data: string | Buffer) => {
                     data = data.toString();

src/utils/cpUtils.ts

@@ -9,7 +9,7 @@ export async function executeCommand(command: string, args: string[], options: c
     return new Promise((resolve: (res: string) => void, reject: (e: Error) => void): void => {
         let result: string = "";
 
-        const childProc: cp.ChildProcess = cp.spawn(command, args, options);
+        const childProc: cp.ChildProcess = cp.spawn(command, args, { ...options, env: createEnvOption() });
 
         childProc.stdout.on("data", (data: string | Buffer) => {
             data = data.toString();
@@ -45,3 +45,18 @@ export async function executeCommandWithProgress(message: string, command: strin
     });
     return result;
 }
+
+// clone process.env and add http proxy
+export function createEnvOption(): {} {
+    const proxy: string | undefined = getHttpAgent();
+    if (proxy) {
+        const env: any = Object.create(process.env);
+        env.http_proxy = proxy;
+        return env;
+    }
+    return process.env;
+}
+
+function getHttpAgent(): string | undefined {
+    return vscode.workspace.getConfiguration("http").get<string>("proxy");
+}