🌱 Add fake github client (#113)

* Add fake github client

Signed-off-by: michal.gubricky <[email protected]>

* Remove release-dir from args in manager_config_patch for local_mode

Signed-off-by: michal.gubricky <[email protected]>

---------

Signed-off-by: michal.gubricky <[email protected]>

Tiltfile

@@ -188,7 +188,10 @@ else:
 # Build cspo and add feature gates
 def deploy_cspo():
     # yaml = str(kustomizesub("./hack/observability")) # build an observable kind deployment by default
-    yaml = str(kustomizesub("./config/default"))
+    if settings.get("local_mode"):
+        yaml = str(kustomizesub("./config/localmode"))
+    else:
+        yaml = str(kustomizesub("./config/default"))
     local_resource(
         name = "cspo-components",
         cmd = ["sh", "-ec", sed_cmd, yaml, "|", envsubst_cmd],

cmd/main.go

@@ -24,6 +24,7 @@ import (
 	"time"
 
 	githubclient "github.com/SovereignCloudStack/cluster-stack-operator/pkg/github/client"
+	"github.com/SovereignCloudStack/cluster-stack-operator/pkg/github/client/fake"
 	apiv1alpha1 "github.com/sovereignCloudStack/cluster-stack-provider-openstack/api/v1alpha1"
 	"github.com/sovereignCloudStack/cluster-stack-provider-openstack/internal/controller"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -49,17 +50,15 @@ func init() {
 }
 
 var (
-	releaseDir         string
-	imageImportTimeout int
+	releaseDir           string
+	imageImportTimeout   int
+	localMode            bool
+	metricsAddr          string
+	enableLeaderElection bool
+	probeAddr            string
 )
 
 func main() {
-	var (
-		metricsAddr          string
-		enableLeaderElection bool
-		probeAddr            string
-	)
-
 	flag.StringVar(&metricsAddr, "metrics-bind-address", ":8080", "The address the metric endpoint binds to.")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(
@@ -70,6 +69,7 @@ func main() {
 	)
 	flag.StringVar(&releaseDir, "release-dir", "/tmp/downloads/", "Specify release directory for cluster-stack releases")
 	flag.IntVar(&imageImportTimeout, "image-import-timeout", 0, "Maximum time in minutes that you allow cspo to import image. If image-import-timeout <= 0, cspo waits forever.")
+	flag.BoolVar(&localMode, "local", false, "Enable local mode where no release assets will be downloaded from a remote Git repository. Useful for implementing cluster stacks.")
 
 	opts := zap.Options{
 		Development: true,
@@ -100,7 +100,12 @@ func main() {
 	// Initialize event recorder.
 	record.InitFromRecorder(mgr.GetEventRecorderFor("cspo-controller"))
 
-	gitFactory := githubclient.NewFactory()
+	var gitFactory githubclient.Factory
+	if localMode {
+		gitFactory = fake.NewFactory()
+	} else {
+		gitFactory = githubclient.NewFactory()
+	}
 
 	if err = (&controller.OpenStackClusterStackReleaseReconciler{
 		Client:              mgr.GetClient(),

config/localmode/kustomization.yaml

@@ -0,0 +1,10 @@
+namespace: cspo-system
+
+namePrefix: cspo-
+resources:
+- ../crd
+- ../rbac
+- ../manager
+patchesStrategicMerge:
+- manager_auth_proxy_patch.yaml
+- manager_config_patch.yaml

config/localmode/manager_auth_proxy_patch.yaml

@@ -0,0 +1,40 @@
+# This patch inject a sidecar container which is a HTTP proxy for the
+# controller manager, it performs RBAC authorization against the Kubernetes API using SubjectAccessReviews.
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: controller-manager
+  namespace: system
+spec:
+  template:
+    spec:
+      containers:
+      - name: kube-rbac-proxy
+        securityContext:
+          allowPrivilegeEscalation: false
+          capabilities:
+            drop:
+            - "ALL"
+        image: gcr.io/kubebuilder/kube-rbac-proxy:v0.15.0
+        args:
+        - "--secure-listen-address=0.0.0.0:8443"
+        - "--upstream=http://127.0.0.1:8080/"
+        - "--logtostderr=true"
+        - "--v=0"
+        ports:
+        - containerPort: 8443
+          protocol: TCP
+          name: https
+        resources:
+          limits:
+            cpu: 500m
+            memory: 128Mi
+          requests:
+            cpu: 5m
+            memory: 64Mi
+      - name: manager
+        args:
+        - "--health-probe-bind-address=:8081"
+        - "--metrics-bind-address=127.0.0.1:8080"
+        - "--leader-elect"
+        - "--local=true"

config/localmode/manager_config_patch.yaml

@@ -0,0 +1,14 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: controller-manager
+  namespace: system
+spec:
+  template:
+    spec:
+      containers:
+      - image: ghcr.io/sovereigncloudstack/cspo-staging:dev
+        name: manager
+        args:
+        - --leader-elect=true
+        - --local=true

config/localmode/manager_pull_policy.yaml

@@ -0,0 +1,11 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: controller-manager
+  namespace: system
+spec:
+  template:
+    spec:
+      containers:
+      - name: manager
+        imagePullPolicy: Always

vendor/modules.txt

@@ -22,6 +22,7 @@ github.com/ProtonMail/go-crypto/openpgp/s2k
 ## explicit; go 1.19
 github.com/SovereignCloudStack/cluster-stack-operator/pkg/clusterstack
 github.com/SovereignCloudStack/cluster-stack-operator/pkg/github/client
+github.com/SovereignCloudStack/cluster-stack-operator/pkg/github/client/fake
 github.com/SovereignCloudStack/cluster-stack-operator/pkg/github/client/mocks
 github.com/SovereignCloudStack/cluster-stack-operator/pkg/kubernetesversion
 github.com/SovereignCloudStack/cluster-stack-operator/pkg/release