Adding Support for SNS Subscriptions

**Why:**

* Allows you to take a SNS topic and subscribe to any standrad protocol
  with custom hoosk for SQS

**This change addresses the need by:**

* closes #36

Signed-off-by: Christopher Hein <me@christopherhein.com>

cloudformation/ecrrepository.yaml

@@ -1,5 +1,5 @@
 AWSTemplateFormatVersion: 2010-09-09
-Description: 'AWS Service Broker - Amazon SNS (qs-1nt0fs93c)'
+Description: 'AWS Operator - Amazon ECR Repository'
 Parameters:
   Namespace:
     Description: >-

cloudformation/snssubscription.yaml

@@ -0,0 +1,72 @@
+AWSTemplateFormatVersion: 2010-09-09
+Description: 'AWS Operator - Amazon SNS Subscription'
+Parameters:
+  Namespace:
+    Description: >-
+      This is the namespace for the Kubernetes object.
+    Type: String
+  ResourceVersion:
+    Type: String
+    Description: >-
+      This is the resource version for the Kubernetes object.
+  ResourceName:
+    Description: >-
+      This is the resource name for the Kubernetes object
+    Type: String
+  ClusterName:
+    Description: >-
+      This is the cluster name for the operator
+    Type: String
+  TopicARN:
+    Type: String
+    Description: >-
+      What is the Amazon SNS Topic ARN to subscribe to?
+  Protocol:
+    Type: String
+    Description: >-
+      What is the protocol for the endpoint?
+  Endpoint:
+    Type: String
+    Description: >-
+      What is the endpoint address?
+  QueueURL:
+    Type: String
+    Description: >-
+      What is the SQS Queue URL?
+
+Conditions:
+  UseSQS: !Equals [!Ref Protocol, "sqs"]
+
+Resources:
+  SNSSubscription:
+    Type: 'AWS::SNS::Subscription'
+    Properties:
+      Endpoint: !Ref Endpoint
+      Protocol: !Ref Protocol
+      TopicArn: !Ref TopicARN
+      Region: !Ref "AWS::Region"
+
+  SQSQueuePolicy:
+    Type: 'AWS::SQS::QueuePolicy'
+    Condition: UseSQS
+    Properties:
+      PolicyDocument:
+        Id: AWSOperatorQueuePolicy
+        Version: '2012-10-17'
+        Statement:
+        - Sid: AllowSendReceive
+          Effect: Allow
+          Principal: "*"
+          Action:
+          - SQS:SendMessage
+          Resource: !Ref Endpoint
+          Condition:
+            ArnEquals:
+              "aws:SourceArn": !Ref TopicARN
+      Queues:
+      - !Ref QueueURL
+
+Outputs:
+  SubscriptionARN:
+    Value: !Ref SNSSubscription
+    Description: Subscription ARN

cloudformation/snstopic.yaml

@@ -1,5 +1,5 @@
 AWSTemplateFormatVersion: 2010-09-09
-Description: 'AWS Service Broker - Amazon SNS (qs-1nt0fs93c)'
+Description: 'AWS Operator - Amazon SNS Topic'
 Parameters:
   Namespace:
     Description: >-
@@ -17,15 +17,11 @@ Parameters:
     Description: >-
       This is the cluster name for the operator
     Type: String
-  DisplayName:
-    Type: String
-    Description: >-
-      What should the SNS Topics name display as.
 Resources:
   SNSTopic:
     Type: 'AWS::SNS::Topic'
 
 Outputs:
-  TopicName:
+  TopicARN:
     Value: !Ref SNSTopic
     Description: Name of the topic

cloudformation/sqsqueue.yaml

@@ -1,5 +1,5 @@
 AWSTemplateFormatVersion: 2010-09-09
-Description: "AWS Servicebroker - Amazon SQS (qs-1nt0fs93h)"
+Description: "AWS Operator - Amazon SQS Queue"
 Parameters:
   Namespace:
     Type: String

examples/cloudformationtemplates/dynamodb.yaml

@@ -98,3 +98,4 @@ data:
       TableArn:
         Description: Arn of the DynamoDB Table
         Value: !GetAtt DynamoDBTable.Arn
+

examples/cloudformationtemplates/ecrrepository.yaml

@@ -0,0 +1,43 @@
+apiVersion: operator.aws/v1alpha1
+kind: CloudFormationTemplate
+metadata:
+  name: ecrrepository
+data:
+  key: ecrrepository.yaml
+  template: |
+    AWSTemplateFormatVersion: 2010-09-09
+    Description: 'AWS Operator - Amazon ECR Repository'
+    Parameters:
+      Namespace:
+        Description: >-
+          This is the namespace for the Kubernetes object.
+        Type: String
+      ResourceVersion:
+        Type: String
+        Description: >-
+          This is the resource version for the Kubernetes object.
+      ResourceName:
+        Description: >-
+          This is the resource name for the Kubernetes object
+        Type: String
+      ClusterName:
+        Description: >-
+          This is the cluster name for the operator
+        Type: String
+      RepositoryName:
+        Type: String
+        Description: >-
+          What should the ECR Repository be named
+    Resources:
+      ECRRepository:
+        Type: AWS::ECR::Repository
+        Properties:
+          RepositoryName: !Ref RepositoryName
+
+    Outputs:
+      RepositoryName:
+        Value: !Ref ECRRepository
+        Description: Name of the topic
+      RepositoryARN:
+        Value: !GetAtt ECRRepository.Arn
+        Description: ARN of the Repository

examples/cloudformationtemplates/snssubscription.yaml

@@ -0,0 +1,79 @@
+apiVersion: operator.aws/v1alpha1
+kind: CloudFormationTemplate
+metadata:
+  name: snssubscription
+data:
+  key: snssubscription.yaml
+  template: |
+    AWSTemplateFormatVersion: 2010-09-09
+    Description: 'AWS Operator - Amazon SNS Subscription'
+    Parameters:
+      Namespace:
+        Description: >-
+          This is the namespace for the Kubernetes object.
+        Type: String
+      ResourceVersion:
+        Type: String
+        Description: >-
+          This is the resource version for the Kubernetes object.
+      ResourceName:
+        Description: >-
+          This is the resource name for the Kubernetes object
+        Type: String
+      ClusterName:
+        Description: >-
+          This is the cluster name for the operator
+        Type: String
+      TopicARN:
+        Type: String
+        Description: >-
+          What is the Amazon SNS Topic ARN to subscribe to?
+      Protocol:
+        Type: String
+        Description: >-
+          What is the protocol for the endpoint?
+      Endpoint:
+        Type: String
+        Description: >-
+          What is the endpoint address?
+      QueueURL:
+        Type: String
+        Description: >-
+          What is the SQS Queue URL?
+
+    Conditions:
+      UseSQS: !Equals [!Ref Protocol, "sqs"]
+
+    Resources:
+      SNSSubscription:
+        Type: 'AWS::SNS::Subscription'
+        Properties:
+          Endpoint: !Ref Endpoint
+          Protocol: !Ref Protocol
+          TopicArn: !Ref TopicARN
+          Region: !Ref "AWS::Region"
+
+      SQSQueuePolicy:
+        Type: 'AWS::SQS::QueuePolicy'
+        Condition: UseSQS
+        Properties:
+          PolicyDocument:
+            Id: AWSOperatorQueuePolicy
+            Version: '2012-10-17'
+            Statement:
+            - Sid: AllowSendReceive
+              Effect: Allow
+              Principal: "*"
+              Action:
+              - SQS:SendMessage
+              Resource: !Ref Endpoint
+              Condition:
+                ArnEquals:
+                  "aws:SourceArn": !Ref TopicARN
+          Queues:
+          - !Ref QueueURL
+
+    Outputs:
+      SubscriptionARN:
+        Value: !Ref SNSSubscription
+        Description: Subscription ARN

examples/cloudformationtemplates/snstopic.yaml

@@ -0,0 +1,34 @@
+apiVersion: operator.aws/v1alpha1
+kind: CloudFormationTemplate
+metadata:
+  name: snstopic
+data:
+  key: snstopic.yaml
+  template: |
+    AWSTemplateFormatVersion: 2010-09-09
+    Description: 'AWS Operator - Amazon SNS Topic'
+    Parameters:
+      Namespace:
+        Description: >-
+          This is the namespace for the Kubernetes object.
+        Type: String
+      ResourceVersion:
+        Type: String
+        Description: >-
+          This is the resource version for the Kubernetes object.
+      ResourceName:
+        Description: >-
+          This is the resource name for the Kubernetes object
+        Type: String
+      ClusterName:
+        Description: >-
+          This is the cluster name for the operator
+        Type: String
+    Resources:
+      SNSTopic:
+        Type: 'AWS::SNS::Topic'
+
+    Outputs:
+      TopicARN:
+        Value: !Ref SNSTopic
+        Description: Name of the topic