Merge pull request #2 from szunami/szu/support-for-dedupe-key

Support for dedupe key

README.md

@@ -15,6 +15,11 @@ Sends a critical PagerDuty alert, e.g. on action failure.
 
 **Required:** the integration key for your PagerDuty service
 
+`dedup_key`
+
+**Optional:** a `dedup_key` for your alert. This will enable PagerDuty to coalesce multiple alerts into one.
+More documentation is available [here](https://developer.pagerduty.com/docs/events-api-v2/trigger-events/).
+
 ## Example usage
 
 In your `steps`:
@@ -25,4 +30,5 @@ In your `steps`:
   uses: Entle/action-pagerduty-alert@0.1.0
   with:
     pagerduty-integration-key: '${{ secrets.PAGERDUTY_INTEGRATION_KEY }}'
+    dedup_key: github_workflow_failed
 ```

action.yml

@@ -4,6 +4,9 @@ inputs:
   pagerduty-integration-key:
     description: 'The integration key for your PagerDuty service'
     required: true
+  dedup_key:
+    description: 'The key used to correlate triggers, acknowledges, and resolves for the same alert.'
+    required: false
 runs:
   using: 'node12'
   main: 'index.js'

index.js

@@ -23,7 +23,7 @@ async function sendAlert(alert) {
 try {
   const integrationKey = core.getInput('pagerduty-integration-key');
 
-  sendAlert({
+  let alert = {
     payload: {
       summary: `${context.repo.repo}: Error in "${context.workflow}" run by @${context.actor}`,
       timestamp: new Date().toISOString(),
@@ -38,7 +38,12 @@ try {
     },
     routing_key: integrationKey,
     event_action: 'trigger',
-  });
+  };
+  const dedup_key = core.getInput('dedup_key');
+  if (dedup_key != '') {
+    alert.dedup_key = dedup_key;
+  }
+  sendAlert(alert);
 } catch (error) {
   core.setFailed(error.message);
 }