clean: remove unused code

src/home.ts

@@ -119,16 +119,6 @@ export default class DSHome {
             case 'getMachineName':
               const machineName = os.hostname();
               panel.webview.postMessage({ command: 'getMachineName', data: { machineName: machineName } })
-            case 'getDefaultPublicKey':
-              var defaultPublicKey;
-              if (utils.existDefaultPublicKey()) {
-                defaultPublicKey = utils.getDefaultPublicKey();
-              } else {
-                // if default public key doesn't exist, create it
-                utils.createSSHKey();
-                defaultPublicKey = utils.getDefaultPublicKey();
-              }
-              panel.webview.postMessage({ command: 'getDefaultPublicKey', data: { defaultPublicKey: defaultPublicKey } })
           }
         } else {
           // ================= don't need return ==============

src/utils.ts

@@ -1,8 +1,5 @@
 import * as http from 'http';
 import * as https from 'https';
-import * as fs from 'fs';
-import * as path from 'path';
-import * as os from 'os';
 import * as vscode from 'vscode';
 const {
   generateKeyPairSync,
@@ -60,66 +57,4 @@ export async function getVsCodeCommitId(): Promise<string> {
       console.error('Failed to get commit id: ' + error)
       return "" 
     }
-}
-
-export function getDefaultPrivateKeyPath(): string {
-  return path.join(os.homedir(), '.ssh', 'id_rsa')
-}
-
-export function getDefaultPublicKeyPath(): string {
-  return path.join(os.homedir(), '.ssh', 'id_rsa.pub')
-}
-
-export function existDefaultPublicKey(): boolean {
-  const defaultPublicKeyPath = getDefaultPublicKeyPath();
-  return fs.existsSync(defaultPublicKeyPath)
-}
-
-export function existDefaultPrivateKey(): boolean {
-  const defaultPrivateKeyPath = getDefaultPrivateKeyPath();
-  return fs.existsSync(defaultPrivateKeyPath)
-}
-
-export function getDefaultPublicKey(): string {
-  const defaultPublicKeyPath = getDefaultPublicKeyPath();
-  const defaultPublicKey = fs.readFileSync(defaultPublicKeyPath, 'utf-8');
-  // remove `\r` `\n`
-  const trimmedDefaultPublicKey = defaultPublicKey.replace(/[\r\n]/g, "");
-  return trimmedDefaultPublicKey;
-}
-
-export function getDefaultPrivateKey(): string {
-  const defaultPrivateKey = getDefaultPrivateKeyPath();
-  return fs.readFileSync(defaultPrivateKey, 'utf-8');
-}
-
-export function createSSHKey() {
-  if (existDefaultPublicKey() && existDefaultPrivateKey()) {
-    // if both public and private key exists, stop
-    return;
-  }
-
-  const {
-    publicKey,
-    privateKey,
-  } = generateKeyPairSync('rsa', {
-    modulusLength: 4096,
-    publicKeyEncoding: {
-      type: 'spki',
-      format: 'pem',
-    },
-    privateKeyEncoding: {
-      type: 'pkcs8',
-      format: 'pem',
-      cipher: 'aes-256-cbc',
-      passphrase: 'devstar'
-    },
-  });
-
-  try {
-    fs.writeFileSync(getDefaultPublicKeyPath(), publicKey);
-    fs.writeFileSync(getDefaultPrivateKeyPath(), privateKey);
-  } catch (error) {
-    console.error("Failed to write public/private key into the default ssh public/key file: ", error);
-  }
 }