update template to include policies rather than IAM roles

Author: cplee

template-sar.yml

@@ -0,0 +1,64 @@
+AWSTemplateFormatVersion: '2010-09-09'
+Transform: 'AWS::Serverless-2016-10-31'
+Description: 'Create pipeline-dashboard application.'
+Resources:
+  PipelineDashboardEventHandler:
+    Type: 'AWS::Serverless::Function'
+    Properties:
+      Description: Create CloudWatch metrics from CodePipeline events
+      Handler: index.handlePipelineEvent
+      Runtime: nodejs6.10
+      CodeUri: s3://pipeline-dashboard-us-east-1/df9df41fcba07b5e5827f6474128c22f
+      Events:
+        PipelineEventRule:
+          Type: CloudWatchEvent
+          Properties:
+            Pattern:
+              source:
+                - "aws.codepipeline"
+              detail-type:
+                - "CodePipeline Pipeline Execution State Change"
+                - "CodePipeline Stage Execution State Change"
+                - "CodePipeline Action Execution State Change"
+      Policies:
+      - Version: '2012-10-17'
+        Statement:
+        - Effect: Allow
+          Resource: '*'
+          Action:
+          - cloudwatch:PutMetricData
+          - codepipeline:ListPipelineExecutions
+          - logs:CreateLogGroup
+          - logs:CreateLogStream
+          - logs:DescribeLogGroups
+          - logs:DescribeLogStreams
+          - logs:PutLogEvents
+  PipelineDashboardGenerator:
+    Type: 'AWS::Serverless::Function'
+    Properties:
+      Description: Build CloudWatch dashboard from CloudWatch metrics
+      Handler: index.generateDashboard
+      Runtime: nodejs6.10
+      CodeUri: s3://pipeline-dashboard-us-east-1/df9df41fcba07b5e5827f6474128c22f
+      Timeout: 60
+      Role: !GetAtt DashboardGeneratorRole.Arn
+      Events:
+        DashboardEventRule:
+          Type: Schedule
+          Properties:
+            Schedule: "cron(*/5 * * * ? *)"
+      Policies:
+      - Version: '2012-10-17'
+        Statement:
+        - Effect: Allow
+          Resource: '*'
+          Action:
+          - cloudwatch:ListMetrics
+          - cloudwatch:GetDashboard
+          - cloudwatch:PutDashboard
+          - cloudwatch:DeleteDashboards
+          - logs:CreateLogGroup
+          - logs:CreateLogStream
+          - logs:DescribeLogGroups
+          - logs:DescribeLogStreams
+          - logs:PutLogEvents

template.yml

@@ -2,96 +2,13 @@ AWSTemplateFormatVersion: '2010-09-09'
 Transform: 'AWS::Serverless-2016-10-31'
 Description: 'Create pipeline-dashboard application.'
 Resources:
-  EventHandlerRole:
-    Type: AWS::IAM::Role
-    Properties:
-      RoleName: !Sub pipeline-dashboard-event-handler-role-${AWS::Region}
-      AssumeRolePolicyDocument:
-        Version: '2012-10-17'
-        Statement:
-        - Effect: Allow
-          Principal:
-            Service:
-            - lambda.amazonaws.com
-          Action:
-          - sts:AssumeRole
-      Path: /
-      Policies:
-      - PolicyName: 'cloudwatch-access'
-        PolicyDocument:
-          Version: '2012-10-17'
-          Statement:
-          - Effect: Allow
-            Resource: '*'
-            Action:
-            - cloudwatch:PutMetricData
-      - PolicyName: 'codepipeline-access'
-        PolicyDocument:
-          Version: '2012-10-17'
-          Statement:
-          - Effect: Allow
-            Resource: '*'
-            Action:
-            - codepipeline:ListPipelineExecutions
-      - PolicyName: 'logs-access'
-        PolicyDocument:
-          Version: '2012-10-17'
-          Statement:
-          - Effect: Allow
-            Resource: '*'
-            Action:
-            - logs:CreateLogGroup
-            - logs:CreateLogStream
-            - logs:DescribeLogGroups
-            - logs:DescribeLogStreams
-            - logs:PutLogEvents
-  DashboardGeneratorRole:
-    Type: AWS::IAM::Role
-    Properties:
-      RoleName: !Sub pipeline-dashboard-generator-role-${AWS::Region}
-      AssumeRolePolicyDocument:
-        Version: '2012-10-17'
-        Statement:
-        - Effect: Allow
-          Principal:
-            Service:
-            - lambda.amazonaws.com
-          Action:
-          - sts:AssumeRole
-      Path: /
-      Policies:
-      - PolicyName: 'cloudwatch-access'
-        PolicyDocument:
-          Version: '2012-10-17'
-          Statement:
-          - Effect: Allow
-            Resource: '*'
-            Action:
-            - cloudwatch:ListMetrics
-            - cloudwatch:GetDashboard
-            - cloudwatch:PutDashboard
-            - cloudwatch:DeleteDashboards
-      - PolicyName: 'logs-access'
-        PolicyDocument:
-          Version: '2012-10-17'
-          Statement:
-          - Effect: Allow
-            Resource: '*'
-            Action:
-            - logs:CreateLogGroup
-            - logs:CreateLogStream
-            - logs:DescribeLogGroups
-            - logs:DescribeLogStreams
-            - logs:PutLogEvents
-  EventHandlerFunction:
+  PipelineDashboardEventHandler:
     Type: 'AWS::Serverless::Function'
     Properties:
-      FunctionName: pipeline-dashboard-event-handler
       Description: Create CloudWatch metrics from CodePipeline events
       Handler: index.handlePipelineEvent
       Runtime: nodejs6.10
       CodeUri: .
-      Role: !GetAtt EventHandlerRole.Arn
       Events:
         PipelineEventRule:
           Type: CloudWatchEvent
@@ -103,10 +20,22 @@ Resources:
                 - "CodePipeline Pipeline Execution State Change"
                 - "CodePipeline Stage Execution State Change"
                 - "CodePipeline Action Execution State Change"
-  DashboardGeneratorFunction:
+      Policies:
+      - Version: '2012-10-17'
+        Statement:
+        - Effect: Allow
+          Resource: '*'
+          Action:
+          - cloudwatch:PutMetricData
+          - codepipeline:ListPipelineExecutions
+          - logs:CreateLogGroup
+          - logs:CreateLogStream
+          - logs:DescribeLogGroups
+          - logs:DescribeLogStreams
+          - logs:PutLogEvents
+  PipelineDashboardGenerator:
     Type: 'AWS::Serverless::Function'
     Properties:
-      FunctionName: pipeline-dashboard-generator
       Description: Build CloudWatch dashboard from CloudWatch metrics
       Handler: index.generateDashboard
       Runtime: nodejs6.10
@@ -118,3 +47,18 @@ Resources:
           Type: Schedule
           Properties:
             Schedule: "cron(*/5 * * * ? *)"
+      Policies:
+      - Version: '2012-10-17'
+        Statement:
+        - Effect: Allow
+          Resource: '*'
+          Action:
+          - cloudwatch:ListMetrics
+          - cloudwatch:GetDashboard
+          - cloudwatch:PutDashboard
+          - cloudwatch:DeleteDashboards
+          - logs:CreateLogGroup
+          - logs:CreateLogStream
+          - logs:DescribeLogGroups
+          - logs:DescribeLogStreams
+          - logs:PutLogEvents