From 38b7bb959ff9caaa2f6bfe5decaf61c47ab0d8e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sa=C5=A1a=20Tomi=C4=87?= <sasa.tomic@dfinity.org>
Date: Fri, 6 Sep 2024 16:55:47 +0200
Subject: [PATCH] feat(ci): Add a manual CI job that cleans bazel caches (#890)

---
 .github/workflows/clean-bazel-caches.yaml | 30 +++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 .github/workflows/clean-bazel-caches.yaml

diff --git a/.github/workflows/clean-bazel-caches.yaml b/.github/workflows/clean-bazel-caches.yaml
new file mode 100644
index 000000000..6a6d01ea9
--- /dev/null
+++ b/.github/workflows/clean-bazel-caches.yaml
@@ -0,0 +1,30 @@
+name: Clean Bazel Cache
+on:
+  workflow_dispatch:
+    inputs:
+      clean_options:
+        description: "Additional bazel clean options (e.g. --expunge)"
+        type: string
+        default: ""
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  clean-bazel-cache:
+    runs-on: [self-hosted, dre-runner-custom]
+    strategy:
+      matrix:
+        runner: [1, 2, 3, 4] # We currently have 4 runners, adjust this number if more runners are added
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: "☁️ Setup bazelisk"
+        uses: bazelbuild/setup-bazelisk@v2
+
+      - name: Clean Bazel Cache
+        run: |
+          bazel clean ${{ inputs.clean_options }}