add generate_token_v2.js

generate_token_v2.js

@@ -0,0 +1,25 @@
+'use strict'
+const fs = require('fs')
+const path = require('path')
+const mkdirp = require('mkdirp')
+const { authenticate } = require('@google-cloud/local-auth');
+const config = require("./google_auth.json")
+
+async function generate() {
+  const keyFilePath = path.resolve(__dirname, config.keyFilePath)
+  const client = await authenticate({
+    keyfilePath: keyFilePath,
+    scopes: [config.scope],
+  });
+
+  if (client.credentials && config.savedTokensPath) {
+    if (config.savedTokensPath) {
+      const tp = path.resolve(__dirname, config.savedTokensPath)
+      mkdirp(path.dirname(tp), () => {
+        fs.writeFileSync(tp, JSON.stringify(client.credentials))
+        console.log("Token is generated. check it. (ls -al)")
+      })
+    }
+  }
+}
+generate();