webhook: add bucket permission system

K8s support permission control on namespace level. For example, user1 may
be able to create/update/delete one kind of resource(e.g. pod) in
namespace ns1, but not namespace ns2. For Sdewan, this can't fit our
requirement. We want label level control of Sdewan rule CRs. For
example, user_onap can create/update/delete Mwan3Rule CR of label
sdewan-bucket-type=app-intent, but not label sdewan-bucket-type=basic.
To enable label based permission validation for sdewan CRs, this patch
parse Annotations["sdewan-bucket-type-permission"] in role and clusterrole.
At the meaning time, sdewan CR Labels.sdewan-bucket-type is also parsed.
We compare role/clusterrole Annotations["sdewan-bucket-type-permission"]
and sdewan CR Labels.sdewan-bucket-type to decide if the
user/serviceaccount has the permission to create/update/delete the CR.

- We grant group "system:master" all the permissions
- We support wildcard match of the permissions

Change-Id: I644f4d3c4efc18fba4cb45cb808301a6895c70e9
Signed-off-by: chengli3 <cheng1.li@intel.com>

diff --git a/.gitignore b/.gitignore
index bf52783..d97ffc5 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -22,4 +22,3 @@ bin
 *.swp
 *.swo
 *~
-my-sdewan-deploy.yaml

diff --git a/platform/crd-ctrlr/README.md b/platform/crd-ctrlr/README.md
index 825248d..86616a5 100644 (file)
--- a/platform/crd-ctrlr/README.md
+++ b/platform/crd-ctrlr/README.md
@@ -40,6 +40,20 @@ Sample deployment of CNF:
   # or you can merge these two commands: kubectl exec `kubectl get pod |grep cnf1 |head -n1 | awk '{print $1}'` -- cat /etc/config/mwan3
   ```
 
+Have a play of sdewan bucket type permissions:
+1. Add app-intent permission on mwan3policies resource for kubernetes-admin user
+  ```
+  kubectl apply -f examples/clusterrole-allow-intent.yaml
+  kubectl apply -f examples/clusterrolebinding-allow-sa-intent.yaml
+  ```
+2. Create mwan3policy object with bucket type label
+  ```
+  # create a service account for test purpose. The created service account has name of 'test' and config file is located at ~/test.conf
+  ./examples/create_serviceaccount.sh
+  # first uncomment sdewan-bucket-type label in src/config/samples/batch_v1alpha1_mwan3policy.yaml, then run:
+  kubectl --kubeconfig ~/test.conf apply -f src/config/samples/batch_v1alpha1_mwan3policy.yaml
+  ```
+
 
 ## Developer Guide
 
@@ -54,10 +68,12 @@ To create new CRD and controller
 kubebuilder create api --group batch --version  v1alpha1  --kind  Mwan3Policy
 ```
 
-To run local controller without webhook(For test/debug purpose)
+**NOTE:** For each new created CRD, we need to make correspond changes for webhook.
+
+To run local controller(For test/debug purpose)
 ```
 make install
-make run ENABLE_WEBHOOKS=false
+make run
 ```
 
 To build controller docker image
@@ -88,12 +104,12 @@ make gen-yaml IMG="integratedcloudnative/sdewan-controller:dev"
 - The CNF sample deployment yaml file under sample directory (together with configmap and ovn network yaml files)
 - A runable framework with Mwan3Policy CRD and controller implemented. It means we can run the controller and add/update/delete mwan3policy rules.
 - We have extracted the common logics of controllers, and implemeted the second crd/controller with it
+- The label based permission system implemented by webhook
 
 ### What we don't have yet
 
 - Add a watch for deployment, so that the controller can get the CNF ready status change. [predicate feature](https://godoc.org/sigs.k8s.io/controller-runtime/pkg/predicate#example-Funcs) should be used to filter no-status event.
 - Implemente the remain CRDs/controllers. As all the controller logics are almost the same, some workload will be the extracting of the similar logic and make them functions.
-- Add raw webhook to implemente the label based permission system
 - Add validation webhook to validate CR
 
 ### NOTEs

diff --git a/platform/crd-ctrlr/examples/clusterrole-allow-intent.yaml b/platform/crd-ctrlr/examples/clusterrole-allow-intent.yaml
new file mode 100644 (file)
index 0000000..9d013e2
--- /dev/null
+++ b/platform/crd-ctrlr/examples/clusterrole-allow-intent.yaml
@@ -0,0 +1,12 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: allow-intent
+  annotations:
+    sdewan-bucket-type-permission: |-
+      { "mwan3rules": ["app-intent", "k8s-service"],
+        "mwan3policies": ["*"] }
+rules:
+- apiGroups: ["batch.sdewan.akraino.org"]
+  resources: ["mwan3policies", "mwan3rules"]
+  verbs: ["create", "get", "watch", "list", "delete"]

diff --git a/platform/crd-ctrlr/examples/clusterrolebinding-allow-sa-intent.yaml b/platform/crd-ctrlr/examples/clusterrolebinding-allow-sa-intent.yaml
new file mode 100644 (file)
index 0000000..5b5ebd1
--- /dev/null
+++ b/platform/crd-ctrlr/examples/clusterrolebinding-allow-sa-intent.yaml
@@ -0,0 +1,16 @@
+apiVersion: rbac.authorization.k8s.io/v1
+# This role binding allows "jane" to read pods in the "default" namespace.
+# You need to already have a Role named "pod-reader" in that namespace.
+kind: ClusterRoleBinding
+metadata:
+  name: allow-intent
+subjects:
+# You can specify more than one "subject"
+- kind: ServiceAccount
+  name: test # "name" is case sensitive
+  namespace: default
+roleRef:
+  # "roleRef" specifies the binding to a Role / ClusterRole
+  kind: ClusterRole #this must be Role or ClusterRole
+  name: allow-intent # this must match the name of the Role or ClusterRole you wish to bind to
+  apiGroup: rbac.authorization.k8s.io

diff --git a/platform/crd-ctrlr/examples/create_serviceaccount.sh b/platform/crd-ctrlr/examples/create_serviceaccount.sh
new file mode 100755 (executable)
index 0000000..3b1f6b1
--- /dev/null
+++ b/platform/crd-ctrlr/examples/create_serviceaccount.sh
@@ -0,0 +1,9 @@
+NAME=test
+kubectl create serviceaccount $NAME
+SECRET_NAME=`kubectl get sa $NAME -o jsonpath='{.secrets[0].name}'`
+TOKEN=`kubectl get secret $SECRET_NAME  -o jsonpath='{.data.token}' | base64 -d`
+
+kubectl config view --raw > ~/$NAME.conf
+kubectl --kubeconfig ~/$NAME.conf config rename-context `kubectl --kubeconfig ~/$NAME.conf config current-context` $NAME
+kubectl --kubeconfig ~/$NAME.conf config set-credentials sa-$NAME --token $TOKEN
+kubectl --kubeconfig ~/$NAME.conf config set-context $NAME --user sa-$NAME

diff --git a/platform/crd-ctrlr/examples/ovn-net2.yml b/platform/crd-ctrlr/examples/ovn-net2.yaml
similarity index 100%
rename from platform/crd-ctrlr/examples/ovn-net2.yml
rename to platform/crd-ctrlr/examples/ovn-net2.yaml

diff --git a/platform/crd-ctrlr/examples/role-allow-intent-in-default-namespace.yaml b/platform/crd-ctrlr/examples/role-allow-intent-in-default-namespace.yaml
new file mode 100644 (file)
index 0000000..ce58dd5
--- /dev/null
+++ b/platform/crd-ctrlr/examples/role-allow-intent-in-default-namespace.yaml
@@ -0,0 +1,15 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  namespace: default
+  name: create-intent
+  annotations:
+    sdewan-bucket-type-permission: |-
+      { "mwan3rules": ["app-intent", "k8s-service"],
+        "mwan3policies": ["app-intent"] }
+rules:
+- apiGroups: ["batch.sdewan.akraino.org"]
+  resources:
+    - mwan3policies
+    - mwan3rules
+  verbs: ["get", "watch", "list", "delete", "create"]

diff --git a/platform/crd-ctrlr/examples/rolebinding-allow-sa-intent-in-default-namespace.yaml b/platform/crd-ctrlr/examples/rolebinding-allow-sa-intent-in-default-namespace.yaml
new file mode 100644 (file)
index 0000000..de53311
--- /dev/null
+++ b/platform/crd-ctrlr/examples/rolebinding-allow-sa-intent-in-default-namespace.yaml
@@ -0,0 +1,18 @@
+apiVersion: rbac.authorization.k8s.io/v1
+# This role binding allows "jane" to read pods in the "default" namespace.
+# You need to already have a Role named "pod-reader" in that namespace.
+kind: RoleBinding
+metadata:
+  name: allow-intent
+  namespace: default
+subjects:
+# You can specify more than one "subject"
+- kind: ServiceAccount
+  name: test # "name" is case sensitive
+  namespace: default
+  #apiGroup: rbac.authorization.k8s.io
+roleRef:
+  # "roleRef" specifies the binding to a Role / ClusterRole
+  kind: Role #this must be Role or ClusterRole
+  name: create-intent # this must match the name of the Role or ClusterRole you wish to bind to
+  apiGroup: rbac.authorization.k8s.io

diff --git a/platform/crd-ctrlr/examples/sdewan-controller.yaml b/platform/crd-ctrlr/examples/sdewan-controller.yaml
index 7f6ded9..e8c3f3b 100644 (file)
--- a/platform/crd-ctrlr/examples/sdewan-controller.yaml
+++ b/platform/crd-ctrlr/examples/sdewan-controller.yaml
@@ -133,7 +133,6 @@ spec:
             family:
               type: string
             policy:
-              description: Members []Mwan3Rule `json:"members"`
               type: string
             proto:
               type: string
@@ -221,6 +220,8 @@ rules:
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
+  annotations:
+    sdewan-bucket-type-permission: '{ "*": ["*"]}'
   creationTimestamp: null
   name: sdewan-manager-role
 rules:
@@ -280,6 +281,17 @@ rules:
   - get
   - patch
   - update
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - clusterrolebindings
+  - clusterroles
+  - rolebindings
+  - roles
+  verbs:
+  - get
+  - list
+  - watch
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
@@ -354,6 +366,18 @@ spec:
   selector:
     control-plane: controller-manager
 ---
+apiVersion: v1
+kind: Service
+metadata:
+  name: sdewan-webhook-service
+  namespace: sdewan-system
+spec:
+  ports:
+  - port: 443
+    targetPort: 9443
+  selector:
+    control-plane: controller-manager
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -389,6 +413,10 @@ spec:
         - /manager
         image: integratedcloudnative/sdewan-controller:dev
         name: manager
+        ports:
+        - containerPort: 9443
+          name: webhook-server
+          protocol: TCP
         resources:
           limits:
             cpu: 100m
@@ -396,4 +424,64 @@ spec:
           requests:
             cpu: 100m
             memory: 20Mi
+        volumeMounts:
+        - mountPath: /tmp/k8s-webhook-server/serving-certs
+          name: cert
+          readOnly: true
       terminationGracePeriodSeconds: 10
+      volumes:
+      - name: cert
+        secret:
+          defaultMode: 420
+          secretName: webhook-server-cert
+---
+apiVersion: cert-manager.io/v1alpha2
+kind: Certificate
+metadata:
+  name: sdewan-serving-cert
+  namespace: sdewan-system
+spec:
+  dnsNames:
+  - sdewan-webhook-service.sdewan-system.svc
+  - sdewan-webhook-service.sdewan-system.svc.cluster.local
+  issuerRef:
+    kind: Issuer
+    name: sdewan-selfsigned-issuer
+  secretName: webhook-server-cert
+---
+apiVersion: cert-manager.io/v1alpha2
+kind: Issuer
+metadata:
+  name: sdewan-selfsigned-issuer
+  namespace: sdewan-system
+spec:
+  selfSigned: {}
+---
+apiVersion: admissionregistration.k8s.io/v1beta1
+kind: ValidatingWebhookConfiguration
+metadata:
+  annotations:
+    cert-manager.io/inject-ca-from: sdewan-system/sdewan-serving-cert
+  creationTimestamp: null
+  name: sdewan-validating-webhook-configuration
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: sdewan-webhook-service
+      namespace: sdewan-system
+      path: /validate-sdewan-bucket-permission
+  failurePolicy: Fail
+  name: validate-sdewan-bucket.akraino.org
+  rules:
+  - apiGroups:
+    - batch.sdewan.akraino.org
+    apiVersions:
+    - v1alpha1
+    operations:
+    - CREATE
+    - UPDATE
+    - DELETE
+    resources:
+    - mwan3policies
+    - mwan3rules

diff --git a/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/ca.crt b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/ca.crt
new file mode 100644 (file)
index 0000000..4826278
--- /dev/null
+++ b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/ca.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
+MIIDXjCCAkagAwIBAgIQZwj+eJa3sSvUmD5wa0KaPDANBgkqhkiG9w0BAQsFADAX
+MRUwEwYDVQQKEwxjZXJ0LW1hbmFnZXIwHhcNMjAwNTI3MDE0NTM4WhcNMjAwODI1
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+AWNyBB5cYObVt57UluhFUiOMWYA0qLR2rnzo/2K1V2BvCOb8UK+qMDB4W/fDZ3Lf
+pPU=
+-----END CERTIFICATE-----

diff --git a/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.crt b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.crt
new file mode 100644 (file)
index 0000000..4826278
--- /dev/null
+++ b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.crt
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
+MIIDXjCCAkagAwIBAgIQZwj+eJa3sSvUmD5wa0KaPDANBgkqhkiG9w0BAQsFADAX
+MRUwEwYDVQQKEwxjZXJ0LW1hbmFnZXIwHhcNMjAwNTI3MDE0NTM4WhcNMjAwODI1
+MDE0NTM4WjAXMRUwEwYDVQQKEwxjZXJ0LW1hbmFnZXIwggEiMA0GCSqGSIb3DQEB
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+AWNyBB5cYObVt57UluhFUiOMWYA0qLR2rnzo/2K1V2BvCOb8UK+qMDB4W/fDZ3Lf
+pPU=
+-----END CERTIFICATE-----

diff --git a/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.key b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.key
new file mode 100644 (file)
index 0000000..158e468
--- /dev/null
+++ b/platform/crd-ctrlr/examples/tmp/k8s-webhook-server/serving-certs/tls.key
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIEowIBAAKCAQEA1uktCcBzgM/g4/JjYF9T5snRlAozKyv45n4rHchNYhEduhGH
+AmpoF1VXJ9MNLQoCSGJxBi2tvsWCtRAbWX2tTvS4BuX+/eKhkTEk7ETgn+sGji/q
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+yB8cACz+oY6GSOtEEVlRWfiWP9Bi5oZ0Z1bG6BnnTk+VGP1rir4R
+-----END RSA PRIVATE KEY-----

diff --git a/platform/crd-ctrlr/src/Makefile b/platform/crd-ctrlr/src/Makefile
index d4b86fb..23bfa7b 100644 (file)
--- a/platform/crd-ctrlr/src/Makefile
+++ b/platform/crd-ctrlr/src/Makefile
@@ -28,13 +28,16 @@ run: generate fmt vet manifests
 # Install CRDs into a cluster
 install: manifests
        kustomize build config/crd | kubectl apply -f -
+       kubectl apply -f config/local/webhook_config.yaml
+       cp -r ../examples/tmp/k8s-webhook-server /tmp/
 
 # Uninstall CRDs from a cluster
 uninstall: manifests
        kustomize build config/crd | kubectl delete -f -
+       kubectl delete -f config/local/webhook_config.yaml
 
 # Deploy controller in the configured Kubernetes cluster in ~/.kube/config
-deploy: manifests
+deploy: manifests uninstall
        cd config/manager && kustomize edit set image controller=${IMG}
        kustomize build config/default | kubectl apply -f -
 

diff --git a/platform/crd-ctrlr/src/api/v1alpha1/bucket_permission_webhook.go b/platform/crd-ctrlr/src/api/v1alpha1/bucket_permission_webhook.go
new file mode 100644 (file)
index 0000000..66b197b
--- /dev/null
+++ b/platform/crd-ctrlr/src/api/v1alpha1/bucket_permission_webhook.go
@@ -0,0 +1,192 @@
+/*
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+       "context"
+       "encoding/json"
+       "errors"
+       "fmt"
+       "net/http"
+       "reflect"
+
+       "github.com/minio/minio/pkg/wildcard"
+       rbacv1 "k8s.io/api/rbac/v1"
+       metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+       "k8s.io/apimachinery/pkg/runtime"
+       "k8s.io/apimachinery/pkg/types"
+       ctrl "sigs.k8s.io/controller-runtime"
+       "sigs.k8s.io/controller-runtime/pkg/client"
+       logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+       "sigs.k8s.io/controller-runtime/pkg/webhook"
+       "sigs.k8s.io/controller-runtime/pkg/webhook/admission"
+)
+
+// log is for logging in this package.
+var bucketlog = logf.Log.WithName("sdewan-bucket-permission")
+
+func SetupBucketPermissionWebhookWithManager(mgr ctrl.Manager) error {
+       mgr.GetWebhookServer().Register(
+               "/validate-sdewan-bucket-permission",
+               &webhook.Admission{Handler: &bucketPermissionValidator{Client: mgr.GetClient()}})
+       return nil
+}
+
+// +kubebuilder:webhook:path=/validate-sdewan-bucket-permission,mutating=false,failurePolicy=fail,groups="batch.sdewan.akraino.org",resources=mwan3policies;mwan3rules,verbs=create;update;delete,versions=v1alpha1,name=validate-sdewan-bucket.akraino.org
+
+// bucketPermissionValidator validates Pods
+type bucketPermissionValidator struct {
+       Client  client.Client
+       decoder *admission.Decoder
+}
+
+// map key is the resource type, values is the permissions. Sample bucket permission:
+//   { "mwan3rules": ["app-intent", "k8s-service"], "mwan3policies": ["app-intent"] }
+type BucketPermission map[string][]string
+
+// +kubebuilder:rbac:groups=rbac.authorization.k8s.io,resources=clusterroles;roles;rolebindings;clusterrolebindings,verbs=get;list;watch
+
+// bucketPermissionValidator admits a pod iff a specific annotation exists.
+func (v *bucketPermissionValidator) Handle(ctx context.Context, req admission.Request) admission.Response {
+       if req.Kind.Group != "batch.sdewan.akraino.org" {
+               return admission.Errored(
+                       http.StatusBadRequest,
+                       errors.New("The group is not batch.sdewan.akraino.org"))
+       }
+       authenticated := false
+       clusterAdmin := false
+       for _, g := range req.UserInfo.Groups {
+               if g == "system:masters" {
+                       clusterAdmin = true
+               }
+               if g == "system:authenticated" {
+                       authenticated = true
+               }
+       }
+       if authenticated && clusterAdmin {
+               return admission.Allowed("Allowd as cluster admin")
+       }
+       var meta metav1.ObjectMeta
+       var err error
+       var obj runtime.Object
+       switch req.Kind.Kind {
+       case "Mwan3Policy":
+               obj = &Mwan3Policy{}
+       case "Mwan3Rule":
+               obj = &Mwan3Rule{}
+       default:
+               return admission.Errored(
+                       http.StatusBadRequest,
+                       errors.New(fmt.Sprintf("Kind is not supported: %v", req.Kind)))
+       }
+
+       if req.Operation == "CREATE" || req.Operation == "UPDATE" {
+               err = v.decoder.Decode(req, obj)
+       } else if req.Operation == "DELETE" {
+               err = v.Client.Get(ctx, types.NamespacedName{Namespace: req.Namespace, Name: req.Name}, obj)
+       } else {
+               return admission.Denied(fmt.Sprintf("We don't support operation type: %s", req.Operation))
+       }
+       if err != nil {
+               return admission.Errored(http.StatusBadRequest, err)
+       }
+       // objectmeta is the second field in Object, so Field(1)
+       meta = reflect.ValueOf(obj).Elem().Field(1).Interface().(metav1.ObjectMeta)
+       bucketType := meta.Labels["sdewan-bucket-type"]
+       if bucketType == "" {
+               return admission.Allowed("")
+       }
+
+       // Validate role within target namespace
+       roleBindings := &rbacv1.RoleBindingList{}
+       err = v.Client.List(ctx, roleBindings, client.MatchingFields{".subjects": req.UserInfo.Username})
+       if err != nil {
+               bucketlog.Error(err, "Failed to get rolebinding list")
+       } else {
+               for _, rolebinding := range roleBindings.Items {
+                       role := &rbacv1.Role{}
+                       err = v.Client.Get(ctx, types.NamespacedName{Namespace: rolebinding.Namespace, Name: rolebinding.RoleRef.Name}, role)
+                       if err != nil {
+                               bucketlog.Error(err, "Failed to get role from rolebinding")
+                               continue
+                       }
+                       if role.Annotations["sdewan-bucket-type-permission"] == "" {
+                               continue
+                       }
+                       var perm BucketPermission = make(map[string][]string)
+                       err := json.Unmarshal([]byte(role.Annotations["sdewan-bucket-type-permission"]), &perm)
+                       if err != nil {
+                               bucketlog.Error(err, "Failed to parse bucket permission annotation")
+                               continue
+                       }
+                       if role.Namespace == meta.Namespace {
+                               for res, resPerm := range perm {
+                                       if wildcard.Match(res, req.Resource.Resource) {
+                                               for _, p := range resPerm {
+                                                       if wildcard.Match(p, bucketType) {
+                                                               return admission.Allowed("")
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
+               }
+       }
+       // Validate clusterrole
+       clusterRoleBindings := &rbacv1.ClusterRoleBindingList{}
+       err = v.Client.List(ctx, clusterRoleBindings, client.MatchingFields{".subjects": req.UserInfo.Username})
+       if err != nil {
+               bucketlog.Error(err, "Failed to get clusterrolebinding list")
+       } else {
+               for _, clusterrolebinding := range clusterRoleBindings.Items {
+                       clusterrole := &rbacv1.ClusterRole{}
+                       err = v.Client.Get(ctx, types.NamespacedName{Name: clusterrolebinding.RoleRef.Name}, clusterrole)
+                       if err != nil {
+                               bucketlog.Error(err, "Failed to get clusterrole from clusterrolebinding")
+                               continue
+                       }
+                       if clusterrole.Annotations["sdewan-bucket-type-permission"] == "" {
+                               continue
+                       }
+                       var perm BucketPermission = make(map[string][]string)
+                       err := json.Unmarshal([]byte(clusterrole.Annotations["sdewan-bucket-type-permission"]), &perm)
+                       if err != nil {
+                               bucketlog.Error(err, "Failed to parse bucket permission annotation")
+                               continue
+                       }
+                       for res, resPerm := range perm {
+                               if wildcard.Match(res, req.Resource.Resource) {
+                                       for _, p := range resPerm {
+                                               if wildcard.Match(p, bucketType) {
+                                                       return admission.Allowed("")
+                                               }
+                                       }
+                               }
+                       }
+               }
+       }
+
+       return admission.Denied(fmt.Sprintf("User(%v) don't have the permission", req.UserInfo.Username))
+}
+
+// bucketPermissionValidator implements admission.DecoderInjector.
+// A decoder will be automatically injected.
+
+// InjectDecoder injects the decoder.
+func (v *bucketPermissionValidator) InjectDecoder(d *admission.Decoder) error {
+       v.decoder = d
+       return nil
+}

diff --git a/platform/crd-ctrlr/src/api/v1alpha1/zz_generated.deepcopy.go b/platform/crd-ctrlr/src/api/v1alpha1/zz_generated.deepcopy.go
index 9335503..32a04a5 100644 (file)
--- a/platform/crd-ctrlr/src/api/v1alpha1/zz_generated.deepcopy.go
+++ b/platform/crd-ctrlr/src/api/v1alpha1/zz_generated.deepcopy.go
@@ -20,9 +20,38 @@ limitations under the License.
 package v1alpha1
 
 import (
-       runtime "k8s.io/apimachinery/pkg/runtime"
+       "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in BucketPermission) DeepCopyInto(out *BucketPermission) {
+       {
+               in := &in
+               *out = make(BucketPermission, len(*in))
+               for key, val := range *in {
+                       var outVal []string
+                       if val == nil {
+                               (*out)[key] = nil
+                       } else {
+                               in, out := &val, &outVal
+                               *out = make([]string, len(*in))
+                               copy(*out, *in)
+                       }
+                       (*out)[key] = outVal
+               }
+       }
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new BucketPermission.
+func (in BucketPermission) DeepCopy() BucketPermission {
+       if in == nil {
+               return nil
+       }
+       out := new(BucketPermission)
+       in.DeepCopyInto(out)
+       return *out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *Mwan3Policy) DeepCopyInto(out *Mwan3Policy) {
        *out = *in

diff --git a/platform/crd-ctrlr/src/cnfprovider/openprovider.go b/platform/crd-ctrlr/src/cnfprovider/openprovider.go
index be75c57..c53dae3 100644 (file)
--- a/platform/crd-ctrlr/src/cnfprovider/openprovider.go
+++ b/platform/crd-ctrlr/src/cnfprovider/openprovider.go
@@ -57,11 +57,17 @@ func (p *OpenWrtProvider) AddOrUpdateObject(handler basehandler.ISdewanHandler,
                changed := false
 
                if err != nil {
-                       _, err := handler.CreateObject(clientInfo, new_instance)
-                       if err != nil {
+                       err2, ok := err.(*openwrt.OpenwrtError)
+                       if ok && err2.Code == 404 {
+                               _, err3 := handler.CreateObject(clientInfo, new_instance)
+                               if err3 != nil {
+                                       return false, err3
+                               }
+                               changed = true
+                       } else {
+                               reqLogger.Error(err, "Failed to get object")
                                return false, err
                        }
-                       changed = true
                } else if handler.IsEqual(runtime_instance, new_instance) {
                        reqLogger.Info("Equal to the runtime instance, so no update")
                } else {
@@ -94,9 +100,19 @@ func (p *OpenWrtProvider) DeleteObject(handler basehandler.ISdewanHandler, insta
        cnfChanged := false
        for _, pod := range podList.Items {
                clientInfo := &openwrt.OpenwrtClientInfo{Ip: pod.Status.PodIP, User: "root", Password: ""}
-               runtime_instance, _ := handler.GetObject(clientInfo, handler.GetName(instance))
-               if runtime_instance == nil {
+               runtime_instance, err := handler.GetObject(clientInfo, handler.GetName(instance))
+               if err != nil {
+                       err2, ok := err.(*openwrt.OpenwrtError)
+                       if ok && err2.Code == 404 {
+                               reqLogger.Info("Runtime instance doesn't exist, so don't have to delete")
+                               continue
+                       } else {
+                               reqLogger.Error(err, "Failed to get object")
+                               return false, err
+                       }
+               } else if runtime_instance == nil {
                        reqLogger.Info("Runtime instance doesn't exist, so don't have to delete")
+                       continue
                } else {
                        err = handler.DeleteObject(clientInfo, handler.GetName(instance))
                        if err != nil {

diff --git a/platform/crd-ctrlr/src/config/crd/bases/batch.sdewan.akraino.org_mwan3rules.yaml b/platform/crd-ctrlr/src/config/crd/bases/batch.sdewan.akraino.org_mwan3rules.yaml
index c66780c..f9b1ef7 100644 (file)
--- a/platform/crd-ctrlr/src/config/crd/bases/batch.sdewan.akraino.org_mwan3rules.yaml
+++ b/platform/crd-ctrlr/src/config/crd/bases/batch.sdewan.akraino.org_mwan3rules.yaml
@@ -42,7 +42,6 @@ spec:
             family:
               type: string
             policy:
-              description: Members []Mwan3Rule `json:"members"`
               type: string
             proto:
               type: string

diff --git a/platform/crd-ctrlr/src/config/default/kustomization.yaml b/platform/crd-ctrlr/src/config/default/kustomization.yaml
index ef12fbf..c0a7ded 100644 (file)
--- a/platform/crd-ctrlr/src/config/default/kustomization.yaml
+++ b/platform/crd-ctrlr/src/config/default/kustomization.yaml
@@ -17,10 +17,10 @@ bases:
 - ../rbac
 - ../manager
 # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in crd/kustomization.yaml
-#- ../webhook
+- ../webhook
 # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'. 'WEBHOOK' components are required.
-#- ../certmanager
-# [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'. 
+- ../certmanager
+# [PROMETHEUS] To enable prometheus monitor, uncomment all sections with 'PROMETHEUS'.
 #- ../prometheus
 
 patchesStrategicMerge:
@@ -36,39 +36,42 @@ patchesStrategicMerge:
 #- manager_prometheus_metrics_patch.yaml
 
 # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix including the one in crd/kustomization.yaml
-#- manager_webhook_patch.yaml
+- manager_webhook_patch.yaml
 
 # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER'.
 # Uncomment 'CERTMANAGER' sections in crd/kustomization.yaml to enable the CA injection in the admission webhooks.
 # 'CERTMANAGER' needs to be enabled to use ca injection
-#- webhookcainjection_patch.yaml
+- webhookcainjection_patch.yaml
+
+# Inject bucket permission for controller service account
+- rbac_patch.yaml
 
 # the following config is for teaching kustomize how to do var substitution
 vars:
 # [CERTMANAGER] To enable cert-manager, uncomment all sections with 'CERTMANAGER' prefix.
-#- name: CERTIFICATE_NAMESPACE # namespace of the certificate CR
-#  objref:
-#    kind: Certificate
-#    group: cert-manager.io
-#    version: v1alpha2
-#    name: serving-cert # this name should match the one in certificate.yaml
-#  fieldref:
-#    fieldpath: metadata.namespace
-#- name: CERTIFICATE_NAME
-#  objref:
-#    kind: Certificate
-#    group: cert-manager.io
-#    version: v1alpha2
-#    name: serving-cert # this name should match the one in certificate.yaml
-#- name: SERVICE_NAMESPACE # namespace of the service
-#  objref:
-#    kind: Service
-#    version: v1
-#    name: webhook-service
-#  fieldref:
-#    fieldpath: metadata.namespace
-#- name: SERVICE_NAME
-#  objref:
-#    kind: Service
-#    version: v1
-#    name: webhook-service
+- name: CERTIFICATE_NAMESPACE # namespace of the certificate CR
+  objref:
+    kind: Certificate
+    group: cert-manager.io
+    version: v1alpha2
+    name: serving-cert # this name should match the one in certificate.yaml
+  fieldref:
+    fieldpath: metadata.namespace
+- name: CERTIFICATE_NAME
+  objref:
+    kind: Certificate
+    group: cert-manager.io
+    version: v1alpha2
+    name: serving-cert # this name should match the one in certificate.yaml
+- name: SERVICE_NAMESPACE # namespace of the service
+  objref:
+    kind: Service
+    version: v1
+    name: webhook-service
+  fieldref:
+    fieldpath: metadata.namespace
+- name: SERVICE_NAME
+  objref:
+    kind: Service
+    version: v1
+    name: webhook-service

diff --git a/platform/crd-ctrlr/src/config/default/rbac_patch.yaml b/platform/crd-ctrlr/src/config/default/rbac_patch.yaml
new file mode 100644 (file)
index 0000000..8774e0b
--- /dev/null
+++ b/platform/crd-ctrlr/src/config/default/rbac_patch.yaml
@@ -0,0 +1,9 @@
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: manager-role
+  annotations:
+    sdewan-bucket-type-permission: |-
+      { "*": ["*"]}
+

diff --git a/platform/crd-ctrlr/src/config/default/webhookcainjection_patch.yaml b/platform/crd-ctrlr/src/config/default/webhookcainjection_patch.yaml
index 7e79bf9..e75297c 100644 (file)
--- a/platform/crd-ctrlr/src/config/default/webhookcainjection_patch.yaml
+++ b/platform/crd-ctrlr/src/config/default/webhookcainjection_patch.yaml
@@ -1,11 +1,11 @@
 # This patch add annotation to admission webhook config and
 # the variables $(CERTIFICATE_NAMESPACE) and $(CERTIFICATE_NAME) will be substituted by kustomize.
-apiVersion: admissionregistration.k8s.io/v1beta1
-kind: MutatingWebhookConfiguration
-metadata:
-  name: mutating-webhook-configuration
-  annotations:
-    cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME)
+#apiVersion: admissionregistration.k8s.io/v1beta1
+#kind: MutatingWebhookConfiguration
+#metadata:
+#  name: mutating-webhook-configuration
+#  annotations:
+#    cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME)
 ---
 apiVersion: admissionregistration.k8s.io/v1beta1
 kind: ValidatingWebhookConfiguration

diff --git a/platform/crd-ctrlr/src/config/local/webhook_config.yaml b/platform/crd-ctrlr/src/config/local/webhook_config.yaml
new file mode 100644 (file)
index 0000000..9221e05
--- /dev/null
+++ b/platform/crd-ctrlr/src/config/local/webhook_config.yaml
@@ -0,0 +1,28 @@
+apiVersion: admissionregistration.k8s.io/v1beta1
+kind: ValidatingWebhookConfiguration
+metadata:
+  name: sdewan-validating-webhook-configuration
+webhooks:
+- admissionReviewVersions:
+  - v1beta1
+  clientConfig:
+    caBundle: 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
+    url: https://localhost:9443/validate-sdewan-bucket-permission
+  failurePolicy: Fail
+  name: sdewan.kb.io
+  namespaceSelector: {}
+  rules:
+  - apiGroups:
+    - batch.sdewan.akraino.org
+    apiVersions:
+    - v1alpha1
+    operations:
+    - CREATE
+    - UPDATE
+    - DELETE
+    resources:
+    - mwan3policies
+    - mwan3rules
+    scope: '*'
+  sideEffects: Unknown
+  timeoutSeconds: 30

diff --git a/platform/crd-ctrlr/src/config/rbac/role.yaml b/platform/crd-ctrlr/src/config/rbac/role.yaml
index 0874466..4ff0191 100644 (file)
--- a/platform/crd-ctrlr/src/config/rbac/role.yaml
+++ b/platform/crd-ctrlr/src/config/rbac/role.yaml
@@ -62,3 +62,14 @@ rules:
   - get
   - patch
   - update
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - clusterrolebindings
+  - clusterroles
+  - rolebindings
+  - roles
+  verbs:
+  - get
+  - list
+  - watch

diff --git a/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3policy.yaml b/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3policy.yaml
index 604ee43..4acddb9 100644 (file)
--- a/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3policy.yaml
+++ b/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3policy.yaml
@@ -5,7 +5,8 @@ metadata:
   namespace: default
   labels:
     sdewanPurpose: cnf1
-spec: 
+    # sdewan-bucket-type: app-intent
+spec:
   members:
     - network: ovn-net1
       weight: 2

diff --git a/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3rule.yaml b/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3rule.yaml
index 55b0e6f..9316f03 100644 (file)
--- a/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3rule.yaml
+++ b/platform/crd-ctrlr/src/config/samples/batch_v1alpha1_mwan3rule.yaml
@@ -5,6 +5,7 @@ metadata:
   namespace: default
   labels:
     sdewanPurpose: cnf1
+    # sdewan-bucket-type: app-intent
 spec:
   # Add fields here
   dest_ip: "10.10.10.1"

diff --git a/platform/crd-ctrlr/src/config/webhook/kustomizeconfig.yaml b/platform/crd-ctrlr/src/config/webhook/kustomizeconfig.yaml
index 25e21e3..492aac6 100644 (file)
--- a/platform/crd-ctrlr/src/config/webhook/kustomizeconfig.yaml
+++ b/platform/crd-ctrlr/src/config/webhook/kustomizeconfig.yaml
@@ -4,18 +4,18 @@ nameReference:
 - kind: Service
   version: v1
   fieldSpecs:
-  - kind: MutatingWebhookConfiguration
-    group: admissionregistration.k8s.io
-    path: webhooks/clientConfig/service/name
+#  - kind: MutatingWebhookConfiguration
+#    group: admissionregistration.k8s.io
+#    path: webhooks/clientConfig/service/name
   - kind: ValidatingWebhookConfiguration
     group: admissionregistration.k8s.io
     path: webhooks/clientConfig/service/name
 
 namespace:
-- kind: MutatingWebhookConfiguration
-  group: admissionregistration.k8s.io
-  path: webhooks/clientConfig/service/namespace
-  create: true
+#- kind: MutatingWebhookConfiguration
+#  group: admissionregistration.k8s.io
+#  path: webhooks/clientConfig/service/namespace
+#  create: true
 - kind: ValidatingWebhookConfiguration
   group: admissionregistration.k8s.io
   path: webhooks/clientConfig/service/namespace

diff --git a/platform/crd-ctrlr/src/config/webhook/manifests.yaml b/platform/crd-ctrlr/src/config/webhook/manifests.yaml
index e69de29..0acbf0d 100644 (file)
--- a/platform/crd-ctrlr/src/config/webhook/manifests.yaml
+++ b/platform/crd-ctrlr/src/config/webhook/manifests.yaml
@@ -0,0 +1,28 @@
+
+---
+apiVersion: admissionregistration.k8s.io/v1beta1
+kind: ValidatingWebhookConfiguration
+metadata:
+  creationTimestamp: null
+  name: validating-webhook-configuration
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: webhook-service
+      namespace: system
+      path: /validate-sdewan-bucket-permission
+  failurePolicy: Fail
+  name: validate-sdewan-bucket.akraino.org
+  rules:
+  - apiGroups:
+    - batch.sdewan.akraino.org
+    apiVersions:
+    - v1alpha1
+    operations:
+    - CREATE
+    - UPDATE
+    - DELETE
+    resources:
+    - mwan3policies
+    - mwan3rules

diff --git a/platform/crd-ctrlr/src/controllers/base_controller.go b/platform/crd-ctrlr/src/controllers/base_controller.go
index b21aa60..b86e198 100644 (file)
--- a/platform/crd-ctrlr/src/controllers/base_controller.go
+++ b/platform/crd-ctrlr/src/controllers/base_controller.go
@@ -169,11 +169,11 @@ func ProcessReconcile(r client.Client, logger logr.Logger, req ctrl.Request, han
                }
                finalizers := getFinalizers(instance)
                if !containsString(finalizers, finalizerName) {
-                       log.Info("Adding finalizer for " + handler.GetType())
                        appendFinalizer(instance, finalizerName)
                        if err := r.Update(ctx, instance); err != nil {
                                return ctrl.Result{}, err
                        }
+                       log.Info("Added finalizer for " + handler.GetType())
                }
                if changed {
                        setStatus(instance, batchv1alpha1.SdewanStatus{State: batchv1alpha1.InSync})

diff --git a/platform/crd-ctrlr/src/go.mod b/platform/crd-ctrlr/src/go.mod
index 1c397da..63f22dc 100644 (file)
--- a/platform/crd-ctrlr/src/go.mod
+++ b/platform/crd-ctrlr/src/go.mod
@@ -4,10 +4,11 @@ go 1.14
 
 require (
        github.com/go-logr/logr v0.1.0
+       github.com/minio/minio v0.0.0-20200525235132-7ea026ff1d45
        github.com/onsi/ginkgo v1.11.0
        github.com/onsi/gomega v1.8.1
        k8s.io/api v0.18.2
        k8s.io/apimachinery v0.18.2
-        k8s.io/client-go v0.18.2
+       k8s.io/client-go v0.18.2
        sigs.k8s.io/controller-runtime v0.6.0
 )

diff --git a/platform/crd-ctrlr/src/go.sum b/platform/crd-ctrlr/src/go.sum
index 6881908..7a41928 100644 (file)
--- a/platform/crd-ctrlr/src/go.sum
+++ b/platform/crd-ctrlr/src/go.sum
@@ -2,7 +2,14 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.38.0 h1:ROfEUZz+Gh5pa62DJWXSaonyu3StP6EA6lPEXPI6mCo=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
+cloud.google.com/go v0.39.0 h1:UgQP9na6OTfp4dsAiz/eFpFA1C6tPdH5wiRdi19tuMw=
+cloud.google.com/go v0.39.0/go.mod h1:rVLT6fkc8chs9sfPtFc1SBH6em7n+ZoXaG+87tDISts=
+contrib.go.opencensus.io/exporter/ocagent v0.5.0/go.mod h1:ImxhfLRpxoYiSq891pBrLVhN+qmP8BTVvdH2YLs7Gl0=
+git.apache.org/thrift.git v0.13.0/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg=
+github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
+github.com/Azure/azure-storage-blob-go v0.8.0/go.mod h1:lPI3aLPpuLTeUwh1sViKXFxwl2B6teiRqI0deQUvsw0=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
+github.com/Azure/go-autorest v11.7.1+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
 github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
 github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
@@ -11,34 +18,50 @@ github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxB
 github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
 github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
+github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/PuerkitoBio/purell v1.0.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/purell v1.1.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
-github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
 github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
-github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
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 github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883/go.mod h1:rCTlJbsFo29Kk6CurOXKm700vrz8f0KW0JNfpkRJY/8=
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 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
-github.com/coreos/bbolt v1.3.1-coreos.6/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
+github.com/coredns/coredns v1.4.0/go.mod h1:zASH/MVDgR6XZTbxvOnsZfffS+31vg6Ackf/wo1+AM0=
+github.com/coreos/bbolt v1.3.3/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
-github.com/coreos/etcd v3.3.15+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
+github.com/coreos/etcd v3.3.12+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
 github.com/coreos/go-oidc v2.1.0+incompatible/go.mod h1:CgnwVTmzoESiwO9qyAFEMiHoZ1nMCKZlZ9V6mm3/LKc=
 github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
@@ -47,13 +70,16 @@ github.com/coreos/go-systemd v0.0.0-20180511133405-39ca1b05acc7/go.mod h1:F5haX7
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/coreos/pkg v0.0.0-20180108230652-97fdf19511ea/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
+github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
-github.com/davecgh/go-spew v0.0.0-20151105211317-5215b55f46b2/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
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 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
+github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
+github.com/djherbis/atime v1.0.0/go.mod h1:5W+KBIuTwVGcqjIfaTwt+KSYX1o6uep8dtevevQP/f8=
 github.com/docker/docker v0.7.3-0.20190327010347-be7ac8be2ae0/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
@@ -61,10 +87,14 @@ github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZ
 github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
 github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
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+github.com/eapache/go-resiliency v1.1.0/go.mod h1:kFI+JgMyC7bLPUVY133qvEBtVayf5mFgVsvEsIPBvNs=
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+github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21/go.mod h1:+020luEh2TKB4/GOp8oxxtq0Daoen/Cii55CzbTV6DU=
+github.com/eapache/queue v1.1.0/go.mod h1:6eCeP0CKFpHLu8blIFXhExK/dRa7WDZfr6jVFPTqq+I=
+github.com/eclipse/paho.mqtt.golang v1.2.0/go.mod h1:H9keYFcgq3Qr5OUJm/JZI/i6U7joQ8SYLhZwfeOo6Ts=
+github.com/elazarl/go-bindata-assetfs v1.0.0/go.mod h1:v+YaWX3bdea5J/mo8dSETolEo7R71Vk1u8bnjau5yw4=
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@@ -72,19 +102,26 @@ github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLi
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@@ -96,13 +133,11 @@ github.com/go-openapi/errors v0.19.2/go.mod h1:qX0BLWsyaKfvhluLejVpVNwNRdXZhEbTA
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@@ -116,7 +151,6 @@ github.com/go-openapi/runtime v0.19.4/go.mod h1:X277bwSUBxVlCYR3r7xgZZGKVvBd/29g
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@@ -126,45 +160,47 @@ github.com/go-openapi/strfmt v0.19.3/go.mod h1:0yX7dbo8mKIvc3XSKp7MNfxw4JytCfCD6
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@@ -174,199 +210,314 @@ github.com/googleapis/gnostic v0.1.0/go.mod h1:sJBsCZ4ayReDTBIg8b9dl28c5xFWyhBTV
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 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -494,85 +674,36 @@ gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
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-k8s.io/api v0.17.2/go.mod h1:BS9fjjLc4CMuqfSO8vgbHPKMt5+SF0ET6u/RVDihTo4=
+honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
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diff --git a/platform/crd-ctrlr/src/main.go b/platform/crd-ctrlr/src/main.go
index fbb543c..215328c 100644 (file)
--- a/platform/crd-ctrlr/src/main.go
+++ b/platform/crd-ctrlr/src/main.go
@@ -16,9 +16,12 @@ limitations under the License.
 package main
 
 import (
+       "context"
        "flag"
+       "fmt"
        "os"
 
+       rbacv1 "k8s.io/api/rbac/v1"
        "k8s.io/apimachinery/pkg/runtime"
        clientgoscheme "k8s.io/client-go/kubernetes/scheme"
        _ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
@@ -66,6 +69,36 @@ func main() {
                os.Exit(1)
        }
 
+       // Add indexer for rolebinding so that we can filter rolebindings by .subject
+       err = mgr.GetFieldIndexer().IndexField(context.Background(), &rbacv1.RoleBinding{}, ".subjects", func(rawObj runtime.Object) []string {
+               var fieldValues []string
+               rolebinding := rawObj.(*rbacv1.RoleBinding)
+               for _, subject := range rolebinding.Subjects {
+                       if subject.Kind == "ServiceAccount" {
+                               fieldValues = append(fieldValues, fmt.Sprintf("system:serviceaccount:%s:%s", subject.Namespace, subject.Name))
+                       } else {
+                               fieldValues = append(fieldValues, subject.Name)
+                       }
+               }
+               return fieldValues
+       })
+       err = mgr.GetFieldIndexer().IndexField(context.Background(), &rbacv1.ClusterRoleBinding{}, ".subjects", func(rawObj runtime.Object) []string {
+               var fieldValues []string
+               clusterrolebinding := rawObj.(*rbacv1.ClusterRoleBinding)
+               for _, subject := range clusterrolebinding.Subjects {
+                       if subject.Kind == "ServiceAccount" {
+                               fieldValues = append(fieldValues, fmt.Sprintf("system:serviceaccount:%s:%s", subject.Namespace, subject.Name))
+                       } else {
+                               fieldValues = append(fieldValues, subject.Name)
+                       }
+               }
+               return fieldValues
+       })
+       if err != nil {
+               setupLog.Error(err, "unable to start manager")
+               os.Exit(1)
+       }
+
        if err = (&controllers.Mwan3PolicyReconciler{
                Client: mgr.GetClient(),
                Log:    ctrl.Log.WithName("controllers").WithName("Mwan3Policy"),
@@ -82,6 +115,10 @@ func main() {
                setupLog.Error(err, "unable to create controller", "controller", "Mwan3Rule")
                os.Exit(1)
        }
+       if err = batchv1alpha1.SetupBucketPermissionWebhookWithManager(mgr); err != nil {
+               setupLog.Error(err, "unable to create webhook", "webhook", "Mwan3Policy")
+               os.Exit(1)
+       }
        // +kubebuilder:scaffold:builder
 
        setupLog.Info("starting manager")