cloudformation-windows-cloudwatch-alarms

cloudformation-windows-cloudwatch-alarms.yaml

AWSTemplateFormatVersion: '2010-09-09'
Description: Windows CloudWatch Alarms - CPU Memory Instance and System Status
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Parameters:
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  instanceid:
    Description: "Choose an instance id"
    Type: AWS::EC2::Instance::Id

  instancename:
    Description: "Please provide EC2 instance name"
    Type: "String"
    MinLength: '1'
    MaxLength: '50'

  criticalsnsarn:
    Description: "Please provide an ARN of SNS topic - CRITICAL Type"
    Type: "String"

  warningsnsarn:
    Description: "Please provide an ARN of SNS topic - WARNING Type"
    Type: "String"
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Resources:
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  CPUAlarmWARNING:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - High CPU Usage 90%"
      AlarmActions:
      - !Ref warningsnsarn
      OKActions:
      - !Ref warningsnsarn
      MetricName: CPUUtilization
      Namespace: AWS/EC2
      Statistic: Average
      Period: '900'
      EvaluationPeriods: '1'
      Threshold: '90'
      ComparisonOperator: GreaterThanOrEqualToThreshold
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
#------------------------------------------------------------------------------
  CPUAlarmCRITICAL:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - High CPU Usage 95%"
      AlarmActions:
      - !Ref criticalsnsarn
      OKActions:
      - !Ref criticalsnsarn
      MetricName: CPUUtilization
      Namespace: AWS/EC2
      Statistic: Average
      Period: '900'
      EvaluationPeriods: '2'
      Threshold: '95'
      ComparisonOperator: GreaterThanOrEqualToThreshold
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
#------------------------------------------------------------------------------
  MemoryAlarmWARNING:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - High Memory Usage 90%"
      AlarmActions:
      - !Ref warningsnsarn
      OKActions:
      - !Ref warningsnsarn
      MetricName: "Memory % Committed Bytes In Use"
      Namespace: CWAgent
      Statistic: Average
      Period: '900'
      EvaluationPeriods: '1'
      Threshold: '90'
      ComparisonOperator: GreaterThanOrEqualToThreshold
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
      - Name: objectname
        Value: Memory
#------------------------------------------------------------------------------
  MemoryAlarmCRITICAL:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - High Memory Usage 95%"
      AlarmActions:
      - !Ref criticalsnsarn
      OKActions:
      - !Ref criticalsnsarn
      MetricName: "Memory % Committed Bytes In Use"
      Namespace: CWAgent
      Statistic: Average
      Period: '900'
      EvaluationPeriods: '2'
      Threshold: '95'
      ComparisonOperator: GreaterThanOrEqualToThreshold
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
      - Name: objectname
        Value: Memory
#------------------------------------------------------------------------------
  SystemStatusAlarmCRITICAL:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - instance recovery process has been triggered because of failed System Status Check"
      Namespace: AWS/EC2
      MetricName: StatusCheckFailed_System
      Statistic: Minimum
      Period: '60'
      EvaluationPeriods: '2'
      ComparisonOperator: GreaterThanThreshold
      Threshold: '0'
      AlarmActions:
      - !Sub "arn:aws:automate:${AWS::Region}:ec2:recover"
      - !Ref warningsnsarn
      OKActions:
      - !Ref warningsnsarn
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
#------------------------------------------------------------------------------
  InstanceStatusAlarmCRITICAL:
    Type: AWS::CloudWatch::Alarm
    DeletionPolicy: Retain
    Properties:
      AlarmDescription: !Sub "${instancename} - ${instanceid} - Instance Status Check Failed - please investigate. Troubleshooting: https://goo.gl/Ea27Gd"
      Namespace: AWS/EC2
      MetricName: StatusCheckFailed_Instance
      Statistic: Minimum
      Period: '60'
      EvaluationPeriods: '3'
      ComparisonOperator: GreaterThanThreshold
      Threshold: '0'
      AlarmActions:
      - !Ref criticalsnsarn
      OKActions:
      - !Ref criticalsnsarn
      Dimensions:
      - Name: InstanceId
        Value: !Ref instanceid
#------------------------------------------------------------------------------