Incident-app for slack

The aim of the slackbot incident-app is to simplify the way incidents are managed. incident-app will create a new channel for the incident, once the incident has been resolved then the chat history of that channel will be exported into a google drive incident report template.

Prerequisite

Note : <app-url> is link to your app-server whether it is somewhere in cloud or URL provided by ngrok if testing locally

Read about Slack API documentation & here about creation of slack apps
Once app is created on slack, You can see your app here: https://api.slack.com/apps, Click on your app
Go to Interactive Components, Add Request URL as https://<app-url>/actions
Go to Slash Commands, Add /incident-test (or command of your choice) & set Request URL to https://<app-url>/incident
Go to OAuth & Permissions, Set Redirect URLs to https://<app-url>/finish_auth
Follow this guide & create Service Account in Google account to give programmatic access of Google Drive to out incident-app
Save keys in a json file as incident-slack-project.json
You can use/edit the existing incident-template.html.erb file in the templates folder to generate the google doc

Try it Out

Locally

Setting Environment variables

Set timezone
```
export TZ='Europe/London'
```

Go to your App's Basic information page for following secrets

export SLACK_CLIENT_ID="XXXX.XXXX"
export SLACK_API_SECRET="XXXX"
export SLACK_SIGNING_SECRET="XXXX"
export SLACK_REDIRECT_URI="<app-url>/finish_auth"
export SLACK_BEGIN_AUTH_URI="<app-url>/begin_auth"
export SLACK_CHANNEL_ID=xxxxxx // This will be main channel

Set Google Drive Specific variables

export GDRIVE_FOLDER_ID=https://drive.google.com/drive/folders/xxxxxx &&
export GDRIVE_FOLDER_NAME=incident-folder-staging

Set link to document about Severity levels
```
export SEVERITY_HELP_URL=<link>
```

Install Bundler as below:
```
gem install bundler:2.0.2
```
run following to get the gems needed
```
bundle install
```
You will need a server that can recieve HTTPS traffic from slack. You can use ngrok, Our app uses 9292 port, expose this port using ngrok and keep this terminal open
```
ngrok http 9292
```

Run the App

bundle exec rackup --host 0.0.0.0 -p 9292

On Kubernetes

You can use manifests from k8s directory to deploy this app on kubernetes

Create secret from incident-slack-project.json file

kubectl create secret generic incident-slack-project --from-file=incident-slack-project.json

Create secret,

kubectl create secret generic incident-app --from-literal=api_secret=$SLACK_API_SECRET --from-literal=client_id=$SLACK_CLIENT_ID --from-literal=signing_secret=$SLACK_SIGNING_SECRET

Usage

/incident-test or /incident-test help will show help
/incident-test start will create a new channel on your behalf to start managing the incident. If this is the first time you're using the app or your token has expired then you will be asked to authenticate in a browser
/incident-test end will create a google doc of the chat history & put it in google drive and also archive the channel on your behalf.

mkim-ps / incident-app