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Install Terraform on CentOS Using Package Repository
The HashiCorp repository contains other non-Terraform packages that will be available for installing after you add the repository. Follow the steps to install Terraform from the official HashiCorp repository on a CentOS system. 1. Install the yum-utils tools: sudo yum install -y yum-utils 2. Add the HashiCorp repository: sudo yum-config-manager –add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo 3. Finally, install Terraform using […]
Let’s Encrypt SSL for GitLab
To enable Let’s Encrypt SSL for GitLab, follow these steps. Ensure that GitLab is configured properly and you have root access to your GitLab instance. The steps apply to GitLab’s Omnibus installation. 1. Ensure Prerequisites A publicly accessible domain name pointing to your GitLab server. Port 80 (HTTP) and port 443 (HTTPS) open on your […]
How To Save All Docker Images And Copy/Move To Another Host?
Follow the below steps to export all docker images and import them to another system. Step #1 Export or save all images to one tar file. docker save $(docker images –format ‘{{.Repository}}:{{.Tag}}’) -o allimages.tar Step #2 scp -i key.pem [email protected]:/tmp/allimages.tar . Step #3 Load all images to docker on new host. docker load -i allimages.tar