From d714f8348c68e6478dda7a82f6f5b08f29cee2ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20Pr=C3=B6schel?= <chris@airy.co>
Date: Thu, 14 Jan 2021 11:32:03 +0100
Subject: [PATCH] [#651] Use GCS as a Bazel cache

---
 .bazelrc                   |  3 +--
 .github/workflows/main.yml | 12 ++++--------
 2 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/.bazelrc b/.bazelrc
index 8a0914b74d..f0560a4de3 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -21,7 +21,6 @@ build:ci --test_env=ROOT_LOG_LEVEL=ERROR
 
 build:ci --noshow_progress
 build:ci --verbose_failures
-build:ci --disk_cache=~/.cache/bazel
-build:ci --repository_cache==~/.cache/bazel_external
+build:ci --remote_cache=https://storage.googleapis.com/airy-ci-cache
 
 test:ci --flaky_test_attempts=2
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 397893c171..2fd6e8bf81 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,14 +15,6 @@ jobs:
           java-version: '11'
           architecture: 'x64'
 
-      - name: Mount bazel cache
-        uses: actions/cache@v2
-        with:
-          path: |
-            /home/runner/.cache/bazel
-            /home/runner/.cache/bazel_external
-          key: bazel
-
       - name: Install bazelisk
         run: |
           curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.1.0/bazelisk-linux-amd64"
@@ -32,9 +24,13 @@ jobs:
 
       - name: Enable CI settings
         run: |
+          echo "$GCS_SA_KEY" > key.json
           cat <<EOF >>.bazelrc
             common --config=ci
+            build:ci --google_credentials=key.json
           EOF
+        env:
+          GCS_SA_KEY: ${{secrets.GCS_SA_KEY}}
 
       - name: Lint
         run: |