chore: use workspaces to make api changes easier (#635)

Signed-off-by: Florian Bacher <florian.bacher@dynatrace.com>

.github/workflows/pr-checks.yml

@@ -44,6 +44,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Workspace Init
+        run: make workspace-init
+
       - name: Unit Test
         run: make unit-test
 

.github/workflows/release-please.yml

@@ -122,6 +122,7 @@ jobs:
           with:
             go-version: ${{ env.DEFAULT_GO_VERSION }}
         - run: |
+            make workspace-init
             go mod tidy
             make controller-gen
             IMG=ghcr.io/open-feature/open-feature-operator:${{ needs.release-please.outputs.release_tag_name }} make helm-package

Dockerfile

@@ -5,9 +5,6 @@ WORKDIR /workspace
 # Copy the Go Modules manifests
 COPY go.mod go.mod
 COPY go.sum go.sum
-# cache deps before building and copying source so that we don't need to re-download as much
-# and so that source changes don't invalidate our downloaded layer
-RUN go mod download
 
 # Copy the go source
 COPY main.go main.go
@@ -16,6 +13,10 @@ COPY webhooks/ webhooks/
 COPY controllers/ controllers/
 COPY common/ common/
 
+# cache deps before building and copying source so that we don't need to re-download as much
+# and so that source changes don't invalidate our downloaded layer
+RUN go work init . ./apis && go mod download
+
 ARG TARGETOS
 ARG TARGETARCH
 

Makefile

@@ -11,6 +11,8 @@ CHART_VERSION=v0.5.4# x-release-please-version
 ENVTEST_K8S_VERSION = 1.26.1
 WAIT_TIMEOUT_SECONDS?=60
 
+ALL_GO_MOD_DIRS := $(shell find . -type f -name 'go.mod' -exec dirname {} \; | sort)
+
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
 ifeq (,$(shell go env GOBIN))
 GOBIN=$(shell go env GOPATH)/bin
@@ -256,3 +258,13 @@ install-mockgen:
 	go install github.com/golang/mock/mockgen@v1.6.0
 mockgen: install-mockgen
 	mockgen -source=controllers/common/flagd-injector.go -destination=controllers/common/mock/flagd-injector.go -package=commonmock
+
+workspace-init: workspace-clean
+	go work init
+	$(foreach module, $(ALL_GO_MOD_DIRS), go work use $(module);)
+
+workspace-update:
+	$(foreach module, $(ALL_GO_MOD_DIRS), go work use $(module);)
+
+workspace-clean:
+	rm -rf go.work