Q1: What is Amazon ECR?
A1: Amazon Elastic Container Registry (Amazon ECR) is a managed container image registry service provided by AWS. It allows users to securely store, manage, and deploy container images. It supports private repositories with resource-based permissions using AWS IAM.
Q2: What are the components of Amazon ECR?
A2: The components of Amazon ECR include the registry, authorization token, repository, repository policy, and image. The registry is a private registry provided to each AWS account. An authorization token is required for authentication to the registry. Repositories are used to store Docker images, OCI images, and OCI compatible artifacts. Repository policies control access to the repositories. Images can be pushed and pulled from the repositories.
Q3: What features does Amazon ECR provide?
A3: Amazon ECR provides features such as lifecycle policies, image scanning, cross-Region and cross-account replication, and pull through cache rules. Lifecycle policies help manage the lifecycle of images, image scanning helps identify vulnerabilities, replication allows for image availability across Regions and accounts, and pull through cache rules enable caching of repositories in remote public registries.
Q4: How can I get started with Amazon ECR?
A4: To get started with Amazon ECR, you need to set up the AWS Command Line Interface (CLI) and Docker. The document provides instructions on setting up with Amazon ECR and using Amazon ECR with the AWS CLI.
Q5: How is pricing determined for Amazon ECR?
A5: Pricing for Amazon ECR is based on the amount of data stored in repositories and data transfer for image pushes and pulls. Users are charged accordingly for their usage. Detailed pricing information can be found in the Amazon ECR pricing documentation.