Slack integration with AWS Lambda Function

Build an Slack bot can use for manage Instances or Service on AWS

Contents

• Slack integration with AWS Lambda Function
  • Contents
  • Features
    • 1. Slash command
    • 2. Slack bot
  • Create Slack App
  • Configure AWS intergrate with Slack Bot
  • Install App to Workspace
  • Create Lambda Functions
  • Create API via API Gateway
  • Config aws Lambda Functions to use Confirmation feature
  • Develop functions
    • Requirement

Features

1. Slash command

• Basic Actions with an Instance

  • Turn-on
  • Turn-off
  • Get status
  • Get all tag of RDS and EC2 instances
  • Set schedule for turn-on and turn-off instance
  • Approval for turn-on and turn-off instance

• Actions with a System have same name convention

  • Turn-on
  • Turn-off
  • Get status
  • Approval for turn-on and turn-off system
  • Set schedule for turn-on and turn-off system
  • Receive alert when abnormal action

• Get detail monitoring information

2. Slack bot

• Basic Actions with an Instance

  • Turn-on
  • Turn-off
  • Get status
  • Set schedule for turn-on and turn-off instance
  • Approval for turn-on and turn-off instance

• Actions with a System have same name convention

  • Turn-on
  • Turn-off
  • Get status
  • Approval for turn-on and turn-off system
  • Set schedule for turn-on and turn-off system
  • Receive alert when abnormal action

• Get detail monitoring information

Create Slack App

Login to your workspace on Slack and go to https://api.slack.com. In this page, click to button Start Building to start create new Slack App.

You will see an pop-up like below:

Input the App Name and select the Workspace you will use the Slack App. After that, click Create App button

Configure AWS intergrate with Slack Bot

• In app management page, Select Slash Commands in left menu and click Create Slash command

• You will see as below image:

• Input the command like below image:

• The result after create like below:

Install App to Workspace

• In API page click Install App in left menu and click to button Install App to Workspace

• Click Install button to install app to workspace

• After that you will see as below:

Create Lambda Functions

• On Lambda page, click Create function

• The page will display as below, you must create an role for lambda function

• After create successful you will see the result as below:

Create API via API Gateway

• In API Gateway page click to Create API button

• Input infomation for API and click Create API button

• Create method for API by click Create Method button as image below

• Select POST method

• You will see result as below

• You can also can see result in the Design block from Lambda like below

Config aws Lambda Functions to use Confirmation feature

• Copy webhook value of Slack channel that you want to make it become Confirmation channel

• Place this webhook value to SLACK_APPROVAL_ROOM_WEEBHOOK constant in constants.py file (Aws-Lambda Functions)

Develop functions

Requirement

• Python 3.6
• AWS CLI