Install GitLab Runner, Docker, and Docker Machine on manager instance: Note: As we have configured Bastion host, we can create Manager Instance in the private subnet. So that, the manager EC2 instance spawns new machines as required.

Configure SSH-Agent forwarding:įirst, we need to choose a distribution that both docker and GitLab Runner support, like Ubuntu, Debian, CentOS, and RHEL. The Manager Instance (private instance) security group must allow inbound SSH from the Bastion Instance security group.Īlso Read: Configure OpenVPN Access Server on EC2 with SSLĬONFIGURE RUNNER ON MANAGER INSTANCE (EC2) 1.The bastion host security group needs to allow inbound SSH from our client machine and outbound to the private EC2 instance security group.This instance will be used only when we need to SSH manager instance. So to access it for updates, and configuration changes, you log in to the bastion host and then access the manager host.Ĭreate an EC2 instance in the public subnet so that we can SSH into it using keypair. In our case, Manager Instance is not intended to be publicly accessible. Quick read through Docker Machine (amazonec2) driver parametersīastion Instance is used as a best practice for accessing privately accessible hosts within a system environment.Familiarity with AWS, AWS security groups, VPC, etc.In this article, we’re going to configure autoscaling gitlab runner on AWS EC2 using Bastion and Manager instance concept.

If you want extremely useful, cost-effective, and scalable runners as per your needs, this is a great feature of GitLab Runner. Install GitLab Runner, Docker, and Docker Machine on manager instance:Īutoscaling GitLab runner means who has the ability to spin up and down VMs for your builds. SSH the manager instance (private instance) from the bastion instance or host:

CONFIGURE RUNNER ON MANAGER INSTANCE (EC2).

How to install gitlab on aws ec2