# Slack Interactive Notification ## **Create Slack App** Follow the instructions below to create a **Slack App From Scratch**. 1. Create a slack channel either public or private. Ignore this, if you already have a workspace and channel. 2. Click the below URL and sign in to your Slack account to create an application.\
3. Click “**Create an App**”
4. Click on “**From scratch**” in the popup window as shown below:
5. Type your “**App Name**” and “**Pick a workspace to develop your app in**” from the dropdown and then click “**Create App**”.
6. Once the application is created, navigate to “**OAuth & Permissions**" under “**Features**” as the app requires permission to send notifications. \ \ Click “**OAuth & Permissions**” from the navigation menu and scroll down to find the "**Scopes**" and then click “**Add an OAuth Scope**”. Refer to the image below.
7. The [**scopes** ](https://api.slack.com/scopes)govern a Slack app's capabilities and permissions. Provide the permissions **chat:write** and **chat:write.customize**. Refer to the image below.
8. Once the scope is created, Scroll back to the top and click the “**Install to Workspace**” button.
9. Click “**Allow**” button to allow your workspace for notifications.
10. Now users can see the “**Bot User OAuth Token**”. Copy it to local.
11. Convert your token to base64 encoded. 12. Edit the secret called “**argocd-notifications-controller-secret**”. ``` apiVersion: v1 kind: Secret metadata: name: argocd-notifications-secret stringData: slack-token: ``` 13. Configure the Slack integration token in configmap called “**argocd-notifications-controller-cm**”. 
apiVersion: v1configure the Slack integration token in configmap called argocd-notifications-controller-cm

    apiVersion: v1
    kind: ConfigMap
    metadata:
      name: argocd-notifications-cm
    data:
      service.slack: |
        apiURL: <url>  # optional URL, e.g.https://example.com/api
        token: $slack-token
        username: <override-username> # optional username
        icon: <override-icon>         # optional icon for the message (supports both emoij and url notation)
Make sure you have the slack template in the same configmap. For more information on templates, click [**here**](https://argocd-notifications.readthedocs.io/en/stable/services/slack/#templates). Your application is installed now in the workspace and you need to integrate your application into Slack channels by following the below steps. ### **Integration to Slack Channel** 1. Go to your Slack application and click on your “**Channel Name**”(for example “**maheshapp-argo-pub**”) from the channel list and again click on the “Channel name” that appears right side to view channel details. Refer to the image below.
2. Now click on the “**Integrations**” tab and then click on “**Add an App**”. Refer to the image below**.**
3. Search with your app name and Click “**Add**”.
4. Once the app is added, it notifies in the channel. Refer to the image below.\ ![](https://lh6.googleusercontent.com/__ojAlgupSLiOefC2BoZVJiUhZ3VtA0WeUxWOB0wruDHVHmhGeGhGPvrJIMEv3QPFTYuLra_kWKF2suNwlCDts7dMEOpW5fq4-0DOXmRV5EiqeOjwWQd13sw_VbwKBFWm_hnCrDrbD2MGvA90Zgwi-zbPzZEguQc4YTL2Sy9XQ4uhBK8oPqiH71Xrg) 5. Now configure notification in the argo application. 6. Edit the application and add annotations to it as shown below. ``` annotations: notifications.argoproj.io/subscribe.on-deleted.slack: maheshapp-argo-pub notifications.argoproj.io/subscribe.on-deployed.slack: maheshapp-argo-pub notifications.argoproj.io/subscribe.on-sync-failed.slack: maheshapp-argo-pub notifications.argoproj.io/subscribe.on-sync-status-unknown.slack: maheshapp-argo-pub notifications.argoproj.io/subscribe.on-health-degraded.slack: maheshapp-argo-pub notifications.argoproj.io/subscribe.on-sync-succeeded.slack: maheshapp-argo-pub ```
7. Now Sync your application. Based on your app status, notifications will be triggered. Refer to the image below.