From bf46b1ca2aef9a69846fbeafea2c07393c821136 Mon Sep 17 00:00:00 2001
From: Junya Okabe <junya@mercari.com>
Date: Fri, 24 Apr 2026 18:18:05 +0900
Subject: [PATCH] fix(ci): replace deprecated kubebuilder-tools download with
 setup-envtest

---
 .github/workflows/go.yaml | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/go.yaml b/.github/workflows/go.yaml
index 1becc94792..7559b948a0 100644
--- a/.github/workflows/go.yaml
+++ b/.github/workflows/go.yaml
@@ -77,13 +77,11 @@ jobs:
       - run: make manifests
       - name: Check diff
         run: git diff --exit-code
-      - name: Install kubebuilder
+      - name: Setup envtest
         run: |
-          curl -D headers.txt -fsL "https://storage.googleapis.com/kubebuilder-tools/kubebuilder-tools-1.26.1-linux-amd64.tar.gz" -o kubebuilder-tools
-          echo "$(grep -i etag headers.txt -m 1 | cut -d'"' -f2) kubebuilder-tools" > sum
-          md5sum -c sum
-          tar -zvxf kubebuilder-tools
-          sudo mv kubebuilder /usr/local/
+          go install sigs.k8s.io/controller-runtime/tools/setup-envtest@$(go list -m -f '{{ .Version }}' sigs.k8s.io/controller-runtime | awk -F'[v.]' '{printf "release-%d.%d", $2, $3}')
+          ENVTEST_K8S_VERSION=$(go list -m -f '{{ .Version }}' k8s.io/api | awk -F'[v.]' '{printf "1.%d", $3}')
+          echo "KUBEBUILDER_ASSETS=$(setup-envtest use ${ENVTEST_K8S_VERSION} -p path)" >> $GITHUB_ENV
       - name: Run go tests
         run: |
           go test -short `go list ./... | grep -v ./test_e2e_arc`