Introduce verify github action (#127)

* Remove metadata from bindata

* Introduce verify github action

Problem: It is possible to commit changes to the repo without
updating generated files.

Solution: Introduce a GitHub Action which ensures that generated
files are up to date.

Author: awgreene

.github/workflows/verify.yml

@@ -0,0 +1,20 @@
+name: verify
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    paths:
+      - '**'
+jobs:
+  verify:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '~1.16'
+      - name: Run the verify target
+        run: |
+          export GOPATH=$(go env GOPATH)
+          make verify

Makefile

@@ -36,7 +36,7 @@ install: ## Build & install operator-verify
 		$(BUILD_PATH)
 
 # Code management.
-.PHONY: format tidy clean vendor generate
+.PHONY: format tidy clean vendor generate manifests
 
 format: ## Format the source code
 	$(Q)go fmt $(PKGS)
@@ -77,14 +77,17 @@ manifests: controller-gen ## Generate manifests e.g. CRD, RBAC etc
 	$(Q)go generate ./crds/...
 
 # Static tests.
-.PHONY: test test-unit
+.PHONY: test test-unit verify
 
 test: test-unit ## Run the tests
 
 TEST_PKGS:=$(shell go list ./...)
 test-unit: ## Run the unit tests
 	$(Q)go test -count=1 -short ${TEST_PKGS}
 
+verify: manifests generate
+	git diff --exit-code
+
 # Utilities.
 .PHONY: controller-gen
 

crds/defs.go

@@ -1,7 +1,7 @@
 package crds
 
 // Generate embedded files from CRDs to avoid file path changes when this package is imported.
-//go:generate go run github.com/go-bindata/go-bindata/v3/go-bindata -pkg crds -o zz_defs.go -ignore=.*\.go .
+//go:generate go run github.com/go-bindata/go-bindata/v3/go-bindata -pkg crds -o zz_defs.go -ignore=.*\.go -nometadata .
 
 import (
 	"bytes"