Docker Core Engineering

Introducing Docker 1.13

Today we’re releasing Docker 1.13 with lots of new features, improvements and fixes to help Docker users with New Year’s resolutions to build more and better container apps. Docker 1.13 builds on and improves Docker swarm mode introduced in Docker 1.12 and has lots of other fixes. Read on for Docker 1.13 highlights. Use compose-files to deploy swarm mode services Docker 1.13 adds Compose-file support to the `docker stack deploy` command so that services can be deployed using a `docker-compose.yml` file directly. Powering this is a major effort to extend the swarm service API to make it more flexible and useful. Benefits include: Specifying the number of desired instances for each service Rolling update policies Service constraints Deploying a multi-host, multi-service stack is now as simple as: docker stack deploy –compose-file=docker-compose.yml my_stack Improved CLI backwards compatibility Ever been bitten by the dreaded Error Continue reading…