Create health check alarm for EC2

This terraform module will deploy the following services:

• CloudWatch Alarm

Usage Instructions

Example

module "ec2_system_health_check" {
  source = "github.com/terrablocks/aws-ec2-health-check.git"

  alarm_name  = "web-server-system-health-check"
  instance_id = "i-xxxxxxxx"
}

module "ec2_instance_health_check" {
  source = "github.com/terrablocks/aws-ec2-health-check.git"

  alarm_type  = "instance"
  alarm_name  = "web-server-instance-health-check"
  instance_id = "i-xxxxxxxx"
}

Requirements

Name	Version
terraform	>= 0.13
aws	>= 3.37.0

Inputs

Name	Description	Type	Default	Required
alarm_type	Type of EC2 health alarm to create. Possible Values: system or instance	string	"system"	no
alarm_name	Name of cloudwatch alarm	string	n/a	yes
instance_id	ID of EC2 instance which needs to be monitored	string	n/a	yes
period	The period in seconds over which the result is based on	string	"60"	no
description	The description for the alarm	string	"This alarms monitors ec2 instance system health check"	no
alarm_actions	List of ARNs pointing to specific actions that should be invoked when a threshold is breached. Refer PutMetricAlarm API for action ARN. Note: Default action will be set to recover for system health check alarm and reboot for instance health check alarm	list(string)	[]	no
insufficient_data_actions	List of ARNs pointing to specific actions that should be invoked when an alarm is in Insufficient Data status	list(string)	[]	no
tags	Map of key-value pair to associate with alarm	map(string)	{}	no

Outputs

Name	Description
alarm_name	Name of alarm created
alarm_arn	ARN of alarm created