init ServiceRegistry (#223)

Signed-off-by: spacewander <[email protected]>

controller/PROJECT

@@ -31,4 +31,12 @@ resources:
     defaulting: true
     validation: true
     webhookVersion: v1
+- api:
+    crdVersion: v1
+    namespaced: true
+  controller: true
+  group: mosn.io
+  kind: ServiceRegistry
+  path: mosn.io/htnn/controller/api/v1
+  version: v1
 version: "3"

controller/api/v1/serviceregistry_types.go

@@ -0,0 +1,68 @@
+/*
+Copyright The HTNN Authors.
+
+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 v1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+)
+
+// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
+// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
+
+// ServiceRegistrySpec defines the desired state of ServiceRegistry
+type ServiceRegistrySpec struct {
+	// Type is the type of the service registry.
+	Type string `json:"type,omitempty"`
+	// Config is the configuration of the corresponding service registry.
+	Config runtime.RawExtension `json:"config,omitempty"`
+}
+
+// ServiceRegistryStatus defines the observed state of ServiceRegistry
+type ServiceRegistryStatus struct {
+	// Conditions describe the current conditions.
+	//
+	// +optional
+	// +listType=map
+	// +listMapKey=type
+	Conditions []metav1.Condition `json:"conditions,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+
+// ServiceRegistry is the Schema for the serviceregistries API
+type ServiceRegistry struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   ServiceRegistrySpec   `json:"spec,omitempty"`
+	Status ServiceRegistryStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// ServiceRegistryList contains a list of ServiceRegistry
+type ServiceRegistryList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []ServiceRegistry `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&ServiceRegistry{}, &ServiceRegistryList{})
+}

controller/cmd/main.go

@@ -33,6 +33,7 @@ import (
 	mosniov1 "mosn.io/htnn/controller/api/v1"
 	"mosn.io/htnn/controller/internal/config"
 	"mosn.io/htnn/controller/internal/controller"
+	"mosn.io/htnn/controller/internal/registry"
 	"mosn.io/htnn/pkg/log"
 )
 
@@ -111,6 +112,18 @@ func main() {
 		setupLog.Error(err, "unable to create controller", "controller", "Consumer")
 		os.Exit(1)
 	}
+
+	registry.InitRegistryManager(&registry.RegistryManagerOption{
+		Client: mgr.GetClient(),
+	})
+	if err = (&controller.ServiceRegistryReconciler{
+		Client: mgr.GetClient(),
+		Scheme: mgr.GetScheme(),
+	}).SetupWithManager(mgr); err != nil {
+		setupLog.Error(err, "unable to create controller", "controller", "ServiceRegistry")
+		os.Exit(1)
+	}
+
 	if os.Getenv("ENABLE_WEBHOOKS") != "false" {
 		if err = (&mosniov1.HTTPFilterPolicy{}).SetupWebhookWithManager(mgr); err != nil {
 			setupLog.Error(err, "unable to create webhook", "webhook", "HTTPFilterPolicy")

controller/config/crd/bases/mosn.io_serviceregistries.yaml

@@ -0,0 +1,124 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.13.0
+  name: serviceregistries.mosn.io
+spec:
+  group: mosn.io
+  names:
+    kind: ServiceRegistry
+    listKind: ServiceRegistryList
+    plural: serviceregistries
+    singular: serviceregistry
+  scope: Namespaced
+  versions:
+  - name: v1
+    schema:
+      openAPIV3Schema:
+        description: ServiceRegistry is the Schema for the serviceregistries API
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: ServiceRegistrySpec defines the desired state of ServiceRegistry
+            properties:
+              config:
+                type: object
+                x-kubernetes-preserve-unknown-fields: true
+              type:
+                description: Type is the type of the service registry.
+                type: string
+            type: object
+          status:
+            description: ServiceRegistryStatus defines the observed state of ServiceRegistry
+            properties:
+              conditions:
+                description: Conditions describe the current conditions.
+                items:
+                  description: "Condition contains details for one aspect of the current
+                    state of this API Resource. --- This struct is intended for direct
+                    use as an array at the field path .status.conditions.  For example,
+                    \n type FooStatus struct{ // Represents the observations of a
+                    foo's current state. // Known .status.conditions.type are: \"Available\",
+                    \"Progressing\", and \"Degraded\" // +patchMergeKey=type // +patchStrategy=merge
+                    // +listType=map // +listMapKey=type Conditions []metav1.Condition
+                    `json:\"conditions,omitempty\" patchStrategy:\"merge\" patchMergeKey:\"type\"
+                    protobuf:\"bytes,1,rep,name=conditions\"` \n // other fields }"
+                  properties:
+                    lastTransitionTime:
+                      description: lastTransitionTime is the last time the condition
+                        transitioned from one status to another. This should be when
+                        the underlying condition changed.  If that is not known, then
+                        using the time when the API field changed is acceptable.
+                      format: date-time
+                      type: string
+                    message:
+                      description: message is a human readable message indicating
+                        details about the transition. This may be an empty string.
+                      maxLength: 32768
+                      type: string
+                    observedGeneration:
+                      description: observedGeneration represents the .metadata.generation
+                        that the condition was set based upon. For instance, if .metadata.generation
+                        is currently 12, but the .status.conditions[x].observedGeneration
+                        is 9, the condition is out of date with respect to the current
+                        state of the instance.
+                      format: int64
+                      minimum: 0
+                      type: integer
+                    reason:
+                      description: reason contains a programmatic identifier indicating
+                        the reason for the condition's last transition. Producers
+                        of specific condition types may define expected values and
+                        meanings for this field, and whether the values are considered
+                        a guaranteed API. The value should be a CamelCase string.
+                        This field may not be empty.
+                      maxLength: 1024
+                      minLength: 1
+                      pattern: ^[A-Za-z]([A-Za-z0-9_,:]*[A-Za-z0-9_])?$
+                      type: string
+                    status:
+                      description: status of the condition, one of True, False, Unknown.
+                      enum:
+                      - "True"
+                      - "False"
+                      - Unknown
+                      type: string
+                    type:
+                      description: type of condition in CamelCase or in foo.example.com/CamelCase.
+                        --- Many .condition.type values are consistent across resources
+                        like Available, but because arbitrary conditions can be useful
+                        (see .node.status.conditions), the ability to deconflict is
+                        important. The regex it matches is (dns1123SubdomainFmt/)?(qualifiedNameFmt)
+                      maxLength: 316
+                      pattern: ^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$
+                      type: string
+                  required:
+                  - lastTransitionTime
+                  - message
+                  - reason
+                  - status
+                  - type
+                  type: object
+                type: array
+                x-kubernetes-list-map-keys:
+                - type
+                x-kubernetes-list-type: map
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}

controller/config/crd/kustomization.yaml

@@ -4,19 +4,22 @@
 resources:
 - bases/mosn.io_httpfilterpolicies.yaml
 - bases/mosn.io_consumers.yaml
+- bases/mosn.io_serviceregistries.yaml
 #+kubebuilder:scaffold:crdkustomizeresource
 
 patches:
 # [WEBHOOK] To enable webhook, uncomment all the sections with [WEBHOOK] prefix.
 # patches here are for enabling the conversion webhook for each CRD
 - path: patches/webhook_in_httpfilterpolicies.yaml
 - path: patches/webhook_in_consumers.yaml
+#- path: patches/webhook_in_serviceregistries.yaml
 #+kubebuilder:scaffold:crdkustomizewebhookpatch
 
 # [CERTMANAGER] To enable cert-manager, uncomment all the sections with [CERTMANAGER] prefix.
 # patches here are for enabling the CA injection for each CRD
 - path: patches/cainjection_in_httpfilterpolicies.yaml
 - path: patches/cainjection_in_consumers.yaml
+#- path: patches/cainjection_in_serviceregistries.yaml
 #+kubebuilder:scaffold:crdkustomizecainjectionpatch
 
 # [WEBHOOK] To enable webhook, uncomment the following section