Multi stack support (#95)

* Add support for Multi-Stack Environments allowing Stack to be renamed.

* Change Stack Descriptions

* Changing Approach to using a Parameter with pre-designed names to avoid API validation errors like Role name lenght surpassing 64 characters

* Lambda Function Name parameter to support multiple environments Stack Sets on Ruby Gem File

* lambda function name in single region CF Stack Template for multi environment stacks

* upgraded to nodejs 14x

* Changed Description back to original

Co-authored-by: Einar Coutin <[email protected]>

Author: ecout

cloud_formation/event_multi_region_template/autotag_event_collector-template.json

@@ -7,6 +7,15 @@
       "Description" : "The region where the main auto-tag CloudFormation stack is running",
       "Type" : "String",
       "Default": "us-west-2"
+    },
+    "LambdaName": {
+      "Description": "The name of the Lambda Function of the Main Stack Set.",
+      "Type": "String",
+      "Default": "AutoTag",
+      "AllowedValues":[
+        "AutoTag",
+        "AutoTagDev"
+      ]
     }
   },
 
@@ -127,7 +136,7 @@
     "AutoTagSNSSubscription": {
       "Type": "AWS::SNS::Subscription",
       "Properties": {
-        "Endpoint": { "Fn::Sub": "arn:aws:lambda:${MainAwsRegion}:${AWS::AccountId}:function:AutoTag" },
+        "Endpoint": { "Fn::Sub": "arn:aws:lambda:${MainAwsRegion}:${AWS::AccountId}:function:${LambdaName}" },
         "Protocol": "lambda",
         "TopicArn": {
           "Ref": "AutoTagSNSTopic"

cloud_formation/event_multi_region_template/autotag_event_main-template.json

@@ -2,6 +2,15 @@
   "AWSTemplateFormatVersion": "2010-09-09",
   "Description": "Auto Tag (Open Source by GorillaStack)",
   "Parameters": {
+    "LambdaName": {
+      "Description": "The name of the Lambda Function.",
+      "Type": "String",
+      "Default": "AutoTag",
+      "AllowedValues":[
+        "AutoTag",
+        "AutoTagDev"
+      ]
+    },
     "CodeS3Bucket": {
       "Description": "The name of the code bucket in S3.",
       "Type": "String",
@@ -10,7 +19,7 @@
     "CodeS3Path": {
       "Description": "The path of the code zip file in the code bucket in S3.",
       "Type": "String",
-      "Default": "autotag-0.5.0.zip"
+      "Default": "autotag-0.5.3.zip"
     },
     "AutoTagDebugLogging": {
       "Description": "Enable/Disable Debug Logging for the Lambda Function for all processed CloudTrail events.",
@@ -72,7 +81,9 @@
           }
         },
         "Description": "Auto Tag (Open Source by GorillaStack)",
-        "FunctionName": "AutoTag",
+        "FunctionName": {
+          "Fn::Sub": "${LambdaName}"
+        },
         "Handler": {
           "Fn::Sub": "autotag_event.handler"
         },

cloud_formation/event_multi_region_template/autotag_event_main-template.rb

@@ -19,7 +19,13 @@
   parameter 'CodeS3Path',
             Description: 'The path of the code zip file in the code bucket in S3.',
             Type: 'String',
-            Default: 'autotag-0.5.0.zip'
+            Default: 'autotag-0.5.3.zip'
+
+  parameter 'LambdaName',
+            Description: 'The name of the Lambda Function.',
+            Type: 'String',
+            AllowedValues: %w(AutoTag AutoTagDev),
+            Default: 'AutoTag'
 
   parameter 'AutoTagDebugLogging',
             Description: 'Enable/Disable Debug Logging for the Lambda Function for all processed CloudTrail events.',
@@ -61,7 +67,7 @@
       S3Key: ref('CodeS3Path'),
     },
     Description: 'Auto Tag (Open Source by GorillaStack)',
-    FunctionName: 'AutoTag',
+    FunctionName: sub('${LambdaName}'),
     Handler: sub('autotag_event.handler'),
     Role: get_att('AutoTagExecutionRole', 'Arn'),
     Runtime: 'nodejs14.x',

cloud_formation/event_single_region_template/autotag_event-template.json

@@ -12,7 +12,7 @@
     "CodeS3Path" : {
       "Description" : "The path of the code zip file in the code bucket in S3",
       "Type" : "String",
-      "Default" : "autotag-0.5.0.zip"
+      "Default" : "autotag-0.5.3.zip"
     },
     "AutoTagDebugLogging": {
       "Description": "Enable/Disable Debug Logging for the Lambda Function for all processed CloudTrail events.",
@@ -62,7 +62,9 @@
           "S3Key": { "Ref" : "CodeS3Path" }
         },
         "Description" : "Auto Tag (Open Source by GorillaStack)",
-        "FunctionName" : "AutoTag",
+        "FunctionName" : {
+          "Fn::Sub": "${AWS::StackName}"
+        },
         "Handler" : "autotag_event.handler",
         "Role" : { "Fn::GetAtt" : [ "AutoTagExecutionRole", "Arn" ] },
         "Runtime" : "nodejs14.x",