createHttpTask.js

// Copyright 2019 Google LLC
//
// 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.

'use strict';
/*eslint no-warning-comments: [0, { "terms": ["todo", "fixme"], "location": "anywhere" }]*/

// sample-metadata:
//   title: Cloud Tasks Create HTTP Target
//   description: Create Cloud Tasks with a HTTP Target
//   usage: node createHttpTask.js <projectId> <queueName> <location> <url> <payload> <delayInSeconds>

/**
 * Create a task with an HTTP target for a given queue with an arbitrary payload.
 */
async function createHttpTask(
  project = 'my-project-id', // Your GCP Project id
  queue = 'my-appengine-queue', // Name of your Queue
  location = 'us-central1', // The GCP region of your queue
  url = 'https://example.com/taskhandler', // The full url path that the request will be sent to
  payload = 'Hello, World!', // The task HTTP request body
  inSeconds = 0 // Delay in task execution
) {
  // [START cloud_tasks_create_http_task]
  // Imports the Google Cloud Tasks library.
  const {CloudTasksClient} = require('@google-cloud/tasks');

  // Instantiates a client.
  const client = new CloudTasksClient();

  // TODO(developer): Uncomment these lines and replace with your values.
  // const project = 'my-project-id';
  // const queue = 'my-queue';
  // const location = 'us-central1';
  // const url = 'https://example.com/taskhandler';
  // const payload = 'Hello, World!';

  // Construct the fully qualified queue name.
  const parent = client.queuePath(project, location, queue);

  const task = {
    httpRequest: {
      httpMethod: 'POST',
      url,
    },
  };

  if (payload) {
    task.httpRequest.body = Buffer.from(payload).toString('base64');
  }

  if (inSeconds) {
    // The time when the task is scheduled to be attempted.
    task.scheduleTime = {
      seconds: inSeconds + Date.now() / 1000,
    };
  }

  // Send create task request.
  console.log('Sending task:');
  console.log(task);
  const request = {parent, task};
  const [response] = await client.createTask(request);
  console.log(`Created task ${response.name}`);
  // [END cloud_tasks_create_http_task]
}

createHttpTask(...process.argv.slice(2)).catch(console.error);