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Author: markgoddard

.github/actions/slack-alert/action.yml

@@ -1,6 +1,6 @@
 ---
 name: Slack alert
-description: Send an alert to a Slack channel
+description: Send an alert to a Slack channel using workflow builder
 inputs:
   inputs:
     description: Textual representation of workflow inputs
@@ -17,6 +17,16 @@ inputs:
     required: false
     default: "N/A"
     type: string
+  # Typically this would be a secret.
+  slack-webhook-url:
+    description: Slack workflow builder webhook URL
+    required: true
+    type: string
+  # Typically this would be a secret or variable.
+  slack-channel-id:
+    description: ID of Slack channel to send alert to
+    required: true
+    type: string
 runs:
   using: composite
   steps:
@@ -32,8 +42,8 @@ runs:
             "workflow-url": "${{ env.WORKFLOW_URL }}"
           }
       env:
-        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
-        SLACK_CHANNEL_ID: ${{ vars.SLACK_CHANNEL_ID }}
+        SLACK_WEBHOOK_URL: ${{ inputs.slack-webhook-url }}
+        SLACK_CHANNEL_ID: ${{ inputs.slack-channel-id }}
         INPUTS: ${{ inputs.inputs }}
         MESSAGE: ${{ inputs.message }}
         RESULTS_URL: ${{ inputs.results-url }}

.github/workflows/terraform-github.yml

@@ -117,5 +117,8 @@ jobs:
         run: terraform apply -auto-approve -input=false
 
       - name: Send message to Slack via Workflow Builder
-        uses: .github/actions/slack-alert
+        uses: ./.github/actions/slack-alert
+        with:
+          slack-webhook-url: ${{ secrets.SLACK_WEBHOOK_URL }}
+          slack-channel-id: ${{ vars.SLACK_CHANNEL_ID }}
         if: failure()