feat: add refs support for various fields (#123)

## Issue #, if available:

Closes aws-controllers-k8s/community#1513
Closes aws-controllers-k8s/community#1860

## Description of changes:

The following fields have had refs support added:

- CacheSubnetGroup.SubnetIDs: ec2.Subnet.Status.SubnetID
- ReplicationGroup.CacheParameterGroupName: CacheParameterGroup.Spec.CacheParameterGroupName
- ReplicationGroup.CacheSubnetGroupName: CacheSubnetGroup.Spec.CacheSubnetGroupName
- ReplicationGroup.SecurityGroupIDs: ec2.SecurityGroup.Status.ID

---

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Author: jose-fully-ported

apis/v1alpha1/ack-generate-metadata.yaml

@@ -1,13 +1,13 @@
 ack_generate_info:
-  build_date: "2023-09-18T21:10:37Z"
-  build_hash: 892f29d00a4c4ad21a2fa32919921de18190979d
-  go_version: go1.20.3
-  version: v0.27.1
-api_directory_checksum: 885f952f7ca2ce7a676b9bbf8eb262de71de6238
+  build_date: "2023-11-22T07:12:46Z"
+  build_hash: 1cc9b5172d3d1676af578a3411e8672698ec29ce
+  go_version: go1.21.4
+  version: v0.27.1-5-g1cc9b51-dirty
+api_directory_checksum: bd34f72147706f1dbc990acf4a6c4f6615c1bddb
 api_version: v1alpha1
 aws_sdk_go_version: v1.44.93
 generator_config_info:
-  file_checksum: bd93202f4d05393bb2ff98344e8e603e3228cc51
+  file_checksum: 3f88502d4b7623890c8eff789285f98fa3d84553
   original_file_name: generator.yaml
 last_modification:
   reason: API generation

apis/v1alpha1/cache_subnet_group.go

@@ -13,6 +13,11 @@ resources:
         - InvalidParameterValue
         - InvalidParameterCombination
     fields:
+      SubnetIDs:
+        references:
+          service_name: ec2
+          resource: Subnet
+          path: Status.SubnetID
       Events:
         is_read_only: true
         from:
@@ -50,6 +55,19 @@ resources:
       AutomaticFailoverEnabled:
         compare:
           is_ignored: true
+      CacheParameterGroupName:
+        references:
+          resource: CacheParameterGroup
+          path: Spec.CacheParameterGroupName
+      CacheSubnetGroupName:
+        references:
+          resource: CacheSubnetGroup
+          path: Spec.CacheSubnetGroupName
+      SecurityGroupIDs:
+        references:
+          resource: SecurityGroup
+          service_name: ec2
+          path: Status.ID
       Events:
         is_read_only: true
         from:

apis/v1alpha1/generator.yaml

@@ -50,6 +50,22 @@ spec:
                 items:
                   type: string
                 type: array
+              subnetRefs:
+                items:
+                  description: "AWSResourceReferenceWrapper provides a wrapper around
+                    *AWSResourceReference type to provide more user friendly syntax
+                    for references using 'from' field Ex: APIIDRef: \n from: name:
+                    my-api"
+                  properties:
+                    from:
+                      description: AWSResourceReference provides all the values necessary
+                        to reference another k8s resource for finding the identifier(Id/ARN/Name)
+                      properties:
+                        name:
+                          type: string
+                      type: object
+                  type: object
+                type: array
               tags:
                 description: A list of tags to be added to this resource. A tag is
                   a key-value pair. A tag key must be accompanied by a tag value,
@@ -72,7 +88,6 @@ spec:
             required:
             - cacheSubnetGroupDescription
             - cacheSubnetGroupName
-            - subnetIDs
             type: object
           status:
             description: CacheSubnetGroupStatus defines the observed state of CacheSubnetGroup

apis/v1alpha1/replication_group.go

@@ -140,6 +140,19 @@ spec:
                   \n * To create a Redis (cluster mode enabled) replication group,
                   use CacheParameterGroupName=default.redis3.2.cluster.on."
                 type: string
+              cacheParameterGroupRef:
+                description: "AWSResourceReferenceWrapper provides a wrapper around
+                  *AWSResourceReference type to provide more user friendly syntax
+                  for references using 'from' field Ex: APIIDRef: \n from: name: my-api"
+                properties:
+                  from:
+                    description: AWSResourceReference provides all the values necessary
+                      to reference another k8s resource for finding the identifier(Id/ARN/Name)
+                    properties:
+                      name:
+                        type: string
+                    type: object
+                type: object
               cacheSecurityGroupNames:
                 description: A list of cache security group names to associate with
                   this replication group.
@@ -153,6 +166,19 @@ spec:
                   creating a cluster. For more information, see Subnets and Subnet
                   Groups (https://docs.aws.amazon.com/AmazonElastiCache/latest/red-ug/SubnetGroups.html)."
                 type: string
+              cacheSubnetGroupRef:
+                description: "AWSResourceReferenceWrapper provides a wrapper around
+                  *AWSResourceReference type to provide more user friendly syntax
+                  for references using 'from' field Ex: APIIDRef: \n from: name: my-api"
+                properties:
+                  from:
+                    description: AWSResourceReference provides all the values necessary
+                      to reference another k8s resource for finding the identifier(Id/ARN/Name)
+                    properties:
+                      name:
+                        type: string
+                    type: object
+                type: object
               dataTieringEnabled:
                 description: Enables data tiering. Data tiering is only supported
                   for replication groups using the r6gd node type. This parameter
@@ -326,6 +352,22 @@ spec:
                 items:
                   type: string
                 type: array
+              securityGroupRefs:
+                items:
+                  description: "AWSResourceReferenceWrapper provides a wrapper around
+                    *AWSResourceReference type to provide more user friendly syntax
+                    for references using 'from' field Ex: APIIDRef: \n from: name:
+                    my-api"
+                  properties:
+                    from:
+                      description: AWSResourceReference provides all the values necessary
+                        to reference another k8s resource for finding the identifier(Id/ARN/Name)
+                      properties:
+                        name:
+                          type: string
+                      type: object
+                  type: object
+                type: array
               snapshotARNs:
                 description: "A list of Amazon Resource Names (ARN) that uniquely
                   identify the Redis RDB snapshot files stored in Amazon S3. The snapshot

apis/v1alpha1/zz_generated.deepcopy.go

@@ -31,6 +31,34 @@ rules:
   - list
   - patch
   - watch
+- apiGroups:
+  - ec2.services.k8s.aws
+  resources:
+  - securitygroups
+  verbs:
+  - get
+  - list
+- apiGroups:
+  - ec2.services.k8s.aws
+  resources:
+  - securitygroups/status
+  verbs:
+  - get
+  - list
+- apiGroups:
+  - ec2.services.k8s.aws
+  resources:
+  - subnets
+  verbs:
+  - get
+  - list
+- apiGroups:
+  - ec2.services.k8s.aws
+  resources:
+  - subnets/status
+  verbs:
+  - get
+  - list
 - apiGroups:
   - elasticache.services.k8s.aws
   resources:

cmd/controller/main.go

@@ -13,6 +13,11 @@ resources:
         - InvalidParameterValue
         - InvalidParameterCombination
     fields:
+      SubnetIDs:
+        references:
+          service_name: ec2
+          resource: Subnet
+          path: Status.SubnetID
       Events:
         is_read_only: true
         from:
@@ -50,6 +55,19 @@ resources:
       AutomaticFailoverEnabled:
         compare:
           is_ignored: true
+      CacheParameterGroupName:
+        references:
+          resource: CacheParameterGroup
+          path: Spec.CacheParameterGroupName
+      CacheSubnetGroupName:
+        references:
+          resource: CacheSubnetGroup
+          path: Spec.CacheSubnetGroupName
+      SecurityGroupIDs:
+        references:
+          resource: SecurityGroup
+          service_name: ec2
+          path: Status.ID
       Events:
         is_read_only: true
         from:

config/crd/bases/elasticache.services.k8s.aws_cachesubnetgroups.yaml

@@ -19,6 +19,7 @@ require (
 )
 
 require (
+	github.com/aws-controllers-k8s/ec2-controller v1.0.7 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect

config/crd/bases/elasticache.services.k8s.aws_replicationgroups.yaml

@@ -38,6 +38,8 @@ github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuy
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/aws-controllers-k8s/ec2-controller v1.0.7 h1:7MDu2bq8NFKbgzzgHYPFRT7bf+SmTchgWuq8ixKK0Jc=
+github.com/aws-controllers-k8s/ec2-controller v1.0.7/go.mod h1:PvsQehgncHgcu9FiY13M45+GkVsKI98g7G83SrgH7vY=
 github.com/aws-controllers-k8s/runtime v0.27.1 h1:tvJRQDioBFkob0kF4DwgS7MsoXZKwkG5QCHWxFEh+2o=
 github.com/aws-controllers-k8s/runtime v0.27.1/go.mod h1:oSCqCzbzJLUrzv+cx4TIxCuSUvL75ABJmhxBc87IRqc=
 github.com/aws/aws-sdk-go v1.44.93 h1:hAgd9fuaptBatSft27/5eBMdcA8+cIMqo96/tZ6rKl8=

config/rbac/cluster-role-controller.yaml

@@ -50,6 +50,22 @@ spec:
                 items:
                   type: string
                 type: array
+              subnetRefs:
+                items:
+                  description: "AWSResourceReferenceWrapper provides a wrapper around
+                    *AWSResourceReference type to provide more user friendly syntax
+                    for references using 'from' field Ex: APIIDRef: \n from: name:
+                    my-api"
+                  properties:
+                    from:
+                      description: AWSResourceReference provides all the values necessary
+                        to reference another k8s resource for finding the identifier(Id/ARN/Name)
+                      properties:
+                        name:
+                          type: string
+                      type: object
+                  type: object
+                type: array
               tags:
                 description: A list of tags to be added to this resource. A tag is
                   a key-value pair. A tag key must be accompanied by a tag value,
@@ -72,7 +88,6 @@ spec:
             required:
             - cacheSubnetGroupDescription
             - cacheSubnetGroupName
-            - subnetIDs
             type: object
           status:
             description: CacheSubnetGroupStatus defines the observed state of CacheSubnetGroup