feat: enables Kubernetes syncing for flagd (#82)

* enables kuberentes syncing for flagd

Signed-off-by: Alex Jones <[email protected]>

* Update kustomization.yaml

Signed-off-by: Alex Jones <[email protected]>

* Update manager.yaml

Signed-off-by: Alex Jones <[email protected]>

* using the new flagd v0.1.0 capabilities to leverage k8s provider

Signed-off-by: Alex Jones <[email protected]>

* reworked to default to the k8s sync provider and inject the right role bindings

Signed-off-by: Alex Jones <[email protected]>

* reverted maanger files

Signed-off-by: Alex Jones <[email protected]>

* Update flagd_kubernetes_sync_clusterrole.yaml

Signed-off-by: Alex Jones <[email protected]>

Signed-off-by: Alex Jones <[email protected]>

Author: AlexsJones

Makefile

@@ -2,7 +2,7 @@
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
-FLAGD_VERSION=v0.0.9
+FLAGD_VERSION=v0.1.0
 ENVTEST_K8S_VERSION = 1.23
 
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)

apis/core/v1alpha1/featureflagconfiguration_types.go

@@ -48,7 +48,6 @@ type FlagDSpec struct {
 }
 
 type FeatureFlagSyncProvider struct {
-	// +kubebuilder:validation:Enum=filepath
 	Name string `json:"name"`
 }
 type FeatureFlagServiceProvider struct {

config/crd/bases/core.openfeature.dev_featureflagconfigurations.yaml

@@ -231,8 +231,6 @@ spec:
                 nullable: true
                 properties:
                   name:
-                    enum:
-                    - filepath
                     type: string
                 required:
                 - name

config/rbac/flagd_kubernetes_sync_clusterrole.yaml

@@ -0,0 +1,9 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+# Prepends to open-feature-operator-flagd-kubernetes-sync
+  name: flagd-kubernetes-sync
+rules:
+- apiGroups: ["core.openfeature.dev"]
+  resources: ["*"]
+  verbs: ["get", "watch", "list"]

config/rbac/flagd_kubernetes_sync_clusterrolebinding.yaml

@@ -0,0 +1,14 @@
+#This adds the default account to the cluster role but will also have deployments added
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: flagd-kubernetes-sync
+subjects:
+- kind: ServiceAccount
+  name: open-feature-operator-controller-manager
+  namespace: default
+  apiGroup: ""
+roleRef:
+  kind: ClusterRole
+  name: open-feature-operator-flagd-kubernetes-sync
+  apiGroup: ""

config/rbac/kustomization.yaml

@@ -16,3 +16,5 @@ resources:
 - auth_proxy_role.yaml
 - auth_proxy_role_binding.yaml
 - auth_proxy_client_clusterrole.yaml
+- flagd_kubernetes_sync_clusterrole.yaml
+- flagd_kubernetes_sync_clusterrolebinding.yaml

config/samples/end-to-end.yaml

@@ -47,10 +47,8 @@ spec:
         }
       }
     }
-
 ---
 # Deployment of a demo-app using our custom resource
-
 apiVersion: apps/v1
 kind: Deployment
 metadata:

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/Azure/go-autorest/logger v0.2.1 // indirect
 	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cespare/xxhash/v2 v2.1.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/evanphx/json-patch v4.12.0+incompatible // indirect
 	github.com/form3tech-oss/jwt-go v3.2.3+incompatible // indirect
@@ -32,9 +32,9 @@ require (
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/google/go-cmp v0.5.7 // indirect
+	github.com/google/go-cmp v0.5.8 // indirect
 	github.com/google/gofuzz v1.1.0 // indirect
-	github.com/google/uuid v1.1.2 // indirect
+	github.com/google/uuid v1.3.0 // indirect
 	github.com/googleapis/gnostic v0.5.5 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -43,32 +43,30 @@ require (
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/prometheus/client_golang v1.11.0 // indirect
+	github.com/prometheus/client_golang v1.13.0 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
-	github.com/prometheus/common v0.28.0 // indirect
-	github.com/prometheus/procfs v0.6.0 // indirect
+	github.com/prometheus/common v0.37.0 // indirect
+	github.com/prometheus/procfs v0.8.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/stretchr/testify v1.7.1 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
-	go.uber.org/atomic v1.7.0 // indirect
-	go.uber.org/multierr v1.6.0 // indirect
-	go.uber.org/zap v1.19.1 // indirect
-	golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4 // indirect
-	golang.org/x/net v0.0.0-20220412020605-290c469a71a5 // indirect
+	go.uber.org/atomic v1.10.0 // indirect
+	go.uber.org/multierr v1.8.0 // indirect
+	go.uber.org/zap v1.23.0 // indirect
+	golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90 // indirect
+	golang.org/x/net v0.0.0-20220826154423-83b083e8dc8b // indirect
 	golang.org/x/oauth2 v0.0.0-20220411215720-9780585627b5 // indirect
-	golang.org/x/sys v0.0.0-20220412211240-33da011f77ad // indirect
+	golang.org/x/sys v0.0.0-20220829200755-d48e67d00261 // indirect
 	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect
-	golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f // indirect
+	golang.org/x/time v0.0.0-20220722155302-e5dcc9cfc0b9 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.2.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/protobuf v1.28.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/apiextensions-apiserver v0.23.0 // indirect
 	k8s.io/component-base v0.23.0 // indirect
 	k8s.io/klog/v2 v2.30.0 // indirect