Tag: SSM

Avoid EC2 Image Builder Remove SSM Agent


We use EC2 Image Builder to build both Amazon Linux 2 and Red Hat Enterprise Linux based AMI as our SOE. The Ansible playbook that is included in the component installs SSM agent, but somehow we could not connect to the EC2 instance that is created from the RHEL AMI SOE via ssm session manager. … Continue reading Avoid EC2 Image Builder Remove SSM Agent →

Setup AWS “Instance Profile” for on-prem servers


I assume you already knew what the EC2 instance profile is. Basically, the instance profile defines the permissions that a EC instance has. As it is associated with an IAM role which has a bunch of IAM policies attached. And the AWS credential in the EC2 metadata is automatically rotated by the instance profile. In … Continue reading Setup AWS “Instance Profile” for on-prem servers →

Port Forwarding over AWS Session Manager


Continue with the Session Manager over PrivateLink, another good use case for session manager is port forwarding. Here is a quick demo: First, login into the EC2 instance with session manager to install a Apache server # Install Apachesudo yum -y install httpd # Start Apache web serversudo systemctl start httpd # Ensure port 80 … Continue reading Port Forwarding over AWS Session Manager →

Use AWS SSM Session Manager Over PrivateLink


AWS SSM Session Manager is a great addition to the existing AWS services, simply speaking it provides a secured, manageable and easier way to access the instance inside the VPC, and more (e.g. port forwarding). There are two ways to use session manager: over Internet vs over PrivateLink. Over Internet: The instance communicates to the … Continue reading Use AWS SSM Session Manager Over PrivateLink →