aiosfstream 0.5.0

Salesforce Streaming API client for asyncio

aiosfstream

aiosfstream is a Salesforce Streaming API client for asyncio. It can be used to receive push notifications about changes on Salesforce objects or notifications of general events sent through the Streaming API.

For detailed guidance on how to work with PushTopics or how to create Generic Streaming Channels please consult the Streaming API documentation. For working with Platform Events or Change Data Capture events check out the linked documentation.

Features

• Supported authentication types:

  • using a username and password
  • using a refresh token

• Subscribe to and receive messages on:

  • PushTopics
  • Generic Streaming Channels
  • Platform Events
  • Change Data Capture events

• Support for durable messages and replay of events
• Automatic recovery from replay errors

Usage

import asyncio

from aiosfstream import SalesforceStreamingClient


async def stream_events():
    # connect to Streaming API
    async with SalesforceStreamingClient(
            consumer_key="<consumer key>",
            consumer_secret="<consumer secret>",
            username="<username>",
            password="<password>") as client:

        # subscribe to topics
        await client.subscribe("/topic/one")
        await client.subscribe("/topic/two")

        # listen for incoming messages
        async for message in client:
            topic = message["channel"]
            data = message["data"]
            print(f"{topic}: {data}")

if __name__ == "__main__":
    loop = asyncio.get_event_loop()
    loop.run_until_complete(stream_events())

Documentation

http://aiosfstream.readthedocs.io/

Changelog

0.5.0 (2019-03-08)

• Add support for Change Data Capture events
• Fix some typos in the documentation

0.4.0 (2019-01-06)

• Add type hints
• Configurable replay storage behavior

0.3.0 (2018-11-07)

• Add support for sandbox orgs

0.2.5 (2018-11-06)

• Add missing changelog entries

0.2.4 (2018-11-06)

• Fix platform event message creation date extraction issue

0.2.3 (2018-09-19)

• Fix asynchronous iterator bug in python 3.7

0.2.2 (2018-06-15)

• Update aiocometd dependency to 0.3.1

0.2.1 (2018-05-25)

• Fix replay issues on mass record delete operations
• Improve the documentation of the Client.publish method

0.2.0 (2018-05-05)

• Enable the usage of third party JSON libraries
• Expose authentication results as public attributes in Authenticator classes

0.1.0 (2018-04-26)

• Supported authentication types:

  • using a username and password
  • using a refresh token

• Subscribe to and receive messages on:

  • PushTopics
  • Generic Streaming Channels

• Support for durable messages and replay of events
• Automatic recovery from replay errors