This is to implement queue args for RabbitMQ shovels

Author: LarsFronius

api/v1beta1/shovel_types.go

@@ -36,6 +36,12 @@ type ShovelSpec struct {
 	SourcePrefetchCount           int    `json:"srcPrefetchCount,omitempty"`
 	DestinationAddForwardHeaders  bool   `json:"destAddForwardHeaders,omitempty"`
 	DestinationAddTimestampHeader bool   `json:"destAddTimestampHeader,omitempty"`
+	// +kubebuilder:validation:Type=object
+	// +kubebuilder:pruning:PreserveUnknownFields
+	SourceQueueArgs *runtime.RawExtension `json:"srcQueueArgs,omitempty"`
+	// +kubebuilder:validation:Type=object
+	// +kubebuilder:pruning:PreserveUnknownFields
+	DestinationQueueArgs *runtime.RawExtension `json:"destQueueArgs,omitempty"`
 
 	// +kubebuilder:validation:Enum=amqp091;amqp10
 	DestinationProtocol string `json:"destProtocol,omitempty"`

api/v1beta1/shovel_types_test.go

@@ -72,16 +72,22 @@ var _ = Describe("Shovel spec", func() {
 				DestinationProtocol:              "amqp091",
 				DestinationPublishProperties:     &runtime.RawExtension{Raw: []byte(`{"delivery_mode": 1}`)},
 				DestinationQueue:                 "a-queue",
-				PrefetchCount:                    10,
-				ReconnectDelay:                   10,
-				SourceAddress:                    "myQueue",
-				SourceDeleteAfter:                "never",
-				SourceExchange:                   "an-exchange",
-				SourceExchangeKey:                "a-key",
-				SourcePrefetchCount:              10,
-				SourceProtocol:                   "amqp091",
-				SourceQueue:                      "a-queue",
-				SourceConsumerArgs:               &runtime.RawExtension{Raw: []byte(`{"arg": "arg-value"}`)},
+				DestinationQueueArgs: &runtime.RawExtension{
+					Raw: []byte(`{"x-queue-type": "quorum"}`),
+				},
+				PrefetchCount:       10,
+				ReconnectDelay:      10,
+				SourceAddress:       "myQueue",
+				SourceDeleteAfter:   "never",
+				SourceExchange:      "an-exchange",
+				SourceExchangeKey:   "a-key",
+				SourcePrefetchCount: 10,
+				SourceProtocol:      "amqp091",
+				SourceQueue:         "a-queue",
+				SourceQueueArgs: &runtime.RawExtension{
+					Raw: []byte(`{"x-queue-type": "quorum"}`),
+				},
+				SourceConsumerArgs: &runtime.RawExtension{Raw: []byte(`{"arg": "arg-value"}`)},
 			}}
 		Expect(k8sClient.Create(ctx, &shovel)).To(Succeed())
 		fetched := &Shovel{}
@@ -107,6 +113,7 @@ var _ = Describe("Shovel spec", func() {
 		Expect(fetched.Spec.DestinationProperties.Raw).To(Equal([]byte(`{"key":"a-property"}`)))
 		Expect(fetched.Spec.DestinationMessageAnnotations.Raw).To(Equal([]byte(`{"key":"a-property"}`)))
 		Expect(fetched.Spec.DestinationQueue).To(Equal("a-queue"))
+		Expect(fetched.Spec.DestinationQueueArgs.Raw).To(Equal([]byte(`{"x-queue-type":"quorum"}`)))
 		Expect(fetched.Spec.PrefetchCount).To(Equal(10))
 		Expect(fetched.Spec.ReconnectDelay).To(Equal(10))
 
@@ -117,6 +124,7 @@ var _ = Describe("Shovel spec", func() {
 		Expect(fetched.Spec.SourcePrefetchCount).To(Equal(10))
 		Expect(fetched.Spec.SourceProtocol).To(Equal("amqp091"))
 		Expect(fetched.Spec.SourceQueue).To(Equal("a-queue"))
+		Expect(fetched.Spec.SourceQueueArgs.Raw).To(Equal([]byte(`{"x-queue-type":"quorum"}`)))
 		Expect(fetched.Spec.SourceConsumerArgs.Raw).To(Equal([]byte(`{"arg":"arg-value"}`)))
 	})
 

api/v1beta1/zz_generated.deepcopy.go

@@ -90,6 +90,9 @@ spec:
               destQueue:
                 description: amqp091 configuration
                 type: string
+              destQueueArgs:
+                type: object
+                x-kubernetes-preserve-unknown-fields: true
               name:
                 description: Required property; cannot be updated
                 type: string
@@ -155,6 +158,9 @@ spec:
               srcQueue:
                 description: amqp091 configuration
                 type: string
+              srcQueueArgs:
+                type: object
+                x-kubernetes-preserve-unknown-fields: true
               uriSecret:
                 description: |-
                   Secret contains the AMQP URI(s) to configure Shovel destination and source.

config/crd/bases/rabbitmq.com_shovels.yaml

@@ -1176,6 +1176,8 @@ Required property.
 | *`srcPrefetchCount`* __integer__ | 
 | *`destAddForwardHeaders`* __boolean__ | 
 | *`destAddTimestampHeader`* __boolean__ | 
+| *`srcQueueArgs`* __link:https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.22/#rawextension-runtime-pkg[$$RawExtension$$]__ | 
+| *`destQueueArgs`* __link:https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.22/#rawextension-runtime-pkg[$$RawExtension$$]__ | 
 | *`destProtocol`* __string__ | 
 | *`destQueue`* __string__ | amqp091 configuration
 | *`destExchange`* __string__ | amqp091 configuration

docs/api/rabbitmq.com.ref.asciidoc

@@ -39,6 +39,18 @@ func GenerateShovelDefinition(s *topology.Shovel, srcUri, destUri string) (*rabb
 			return nil, fmt.Errorf("failed to unmarshall destination message annotations: %v", err)
 		}
 	}
+	srcQueueArgs := make(map[string]interface{})
+	if s.Spec.SourceQueueArgs != nil {
+		if err := json.Unmarshal(s.Spec.SourceQueueArgs.Raw, &srcQueueArgs); err != nil {
+			return nil, fmt.Errorf("failed to unmarshall source queue args: %v", err)
+		}
+	}
+	destQueueArgs := make(map[string]interface{})
+	if s.Spec.DestinationQueueArgs != nil {
+		if err := json.Unmarshal(s.Spec.DestinationQueueArgs.Raw, &destQueueArgs); err != nil {
+			return nil, fmt.Errorf("failed to unmarshall destination queue args: %v", err)
+		}
+	}
 
 	return &rabbithole.ShovelDefinition{
 		SourceURI:                        strings.Split(srcUri, ","),
@@ -56,6 +68,7 @@ func GenerateShovelDefinition(s *topology.Shovel, srcUri, destUri string) (*rabb
 		DestinationProtocol:              s.Spec.DestinationProtocol,
 		DestinationPublishProperties:     destPubProperties,
 		DestinationQueue:                 s.Spec.DestinationQueue,
+		DestinationQueueArgs:             destQueueArgs,
 		DestinationMessageAnnotations:    destMsgAnnotations,
 		PrefetchCount:                    s.Spec.PrefetchCount,
 		ReconnectDelay:                   s.Spec.ReconnectDelay,
@@ -66,6 +79,7 @@ func GenerateShovelDefinition(s *topology.Shovel, srcUri, destUri string) (*rabb
 		SourcePrefetchCount:              s.Spec.SourcePrefetchCount,
 		SourceProtocol:                   s.Spec.SourceProtocol,
 		SourceQueue:                      s.Spec.SourceQueue,
+		SourceQueueArgs:                  srcQueueArgs,
 		SourceConsumerArgs:               srcConArgs,
 	}, nil
 }