Simple Cloudwatch Events

Pre-requisites

• AWS User or AWS Role (with a cloudwatch-metrics policy)
• AWS CLI

CloudWatch Metrics Policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": [
                "cloudwatch:PutMetricData",
                "ec2:DescribeTags"
            ],
            "Effect": "Allow",
            "Resource": "*"
        }
    ]
}

Setting the AWS CLI credentials on the Instance

aws configure

Example where the instance has a User:

AWS Access Key ID [****************ABCD]:
AWS Secret Access Key [****************1234]:
Default region name [eu-west-1]:
Default output format [json]:

Example where the instance has an IAM Role:

AWS Access Key ID [None]:
AWS Secret Access Key [None]:
Default region name [eu-west-1]:
Default output format [json]:

For IAM Roles, only the region is required. Leave the Access Key and Secret Access Key blank

h2. Installation

mkdir -p aws/cloudwatch-events
cd aws/cloudwatch-events
git clone https://github.com/marinosoftware/cloudwatch-events.git .

chmod +x install.sh
sudo ./install.sh

h2. Test Installation

./put-disk-space.sh ./put-meminfo.sh