add a workflow to cancel running workflow (#2279)

add a cancel workflow so when there is a new PR or push previous workflow will be cancelled which will help to reduce concurrent github runner usage. refer to https://github.com/styfle/cancel-workflow-action#advanced-pull-requests-from-forks according to github page [here](https://docs.github.com/en/actions/reference/events-that-trigger-workflows#workflow_run) this file has to be in default branch to take affect. Signed-off-by: Lan Luo <[email protected]>
antrea-io · Jun 17, 2021 · 42077cb · 42077cb
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commit 42077cb
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/.github/workflows/cancel_workflows.yml b/.github/workflows/cancel_workflows.yml
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+name: Cancel Workflows
+on:
+  workflow_run:
+    workflows: ["Go", "Golicense", "Kind", "Build and push latest image if needed", "Antrea upgrade"]
+    types:
+      - requested
+jobs:
+  cancel:
+    name: Cancel workflows
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.event == 'pull_request' }}
+    steps:
+    - uses: styfle/[email protected]
+      with:
+        workflow_id: ${{ github.event.workflow.id }}