Pub/Sub Topic CMEK/KMS support

Signed-off-by: Modular Magician <[email protected]>

docs/resources/google_pubsub_topic.md

@@ -22,6 +22,8 @@ Properties that can be accessed from the `google_pubsub_topic` resource:
 
   * `name`: Name of the topic.
 
+  * `kms_key_name`: The resource name of the Cloud KMS CryptoKey to be used to protect access to messsages published on this topic.  The expected format is `projects/*/locations/*/keyRings/*/cryptoKeys/*`
+
   * `labels`: A set of key/value label pairs to assign to this Topic.
 
 

docs/resources/google_pubsub_topics.md

@@ -28,6 +28,7 @@ Properties that can be accessed from the `google_pubsub_topics` resource:
 
 See [google_pubsub_topic.md](google_pubsub_topic.md) for more detailed information
   * `names`: an array of `google_pubsub_topic` name
+  * `kms_key_names`: an array of `google_pubsub_topic` kms_key_name
   * `labels`: an array of `google_pubsub_topic` labels
 
 ## Filter Criteria

libraries/google_pubsub_topic.rb

@@ -23,6 +23,7 @@ class Topic < GcpResourceBase
 
   attr_reader :params
   attr_reader :name
+  attr_reader :kms_key_name
   attr_reader :labels
 
   def initialize(params)
@@ -34,6 +35,7 @@ def initialize(params)
 
   def parse
     @name = name_from_self_link(@fetched['name'])
+    @kms_key_name = @fetched['kmsKeyName']
     @labels = @fetched['labels']
   end
 

libraries/google_pubsub_topics.rb

@@ -24,6 +24,7 @@ class Topics < GcpResourceBase
   filter_table_config = FilterTable.create
 
   filter_table_config.add(:names, field: :name)
+  filter_table_config.add(:kms_key_names, field: :kms_key_name)
   filter_table_config.add(:labels, field: :labels)
 
   filter_table_config.connect(self, :table)
@@ -65,6 +66,7 @@ def transform(key, value)
   def transformers
     {
       'name' => ->(obj) { return :name, name_from_self_link(obj['name']) },
+      'kmsKeyName' => ->(obj) { return :kms_key_name, obj['kmsKeyName'] },
       'labels' => ->(obj) { return :labels, obj['labels'] },
     }
   end