casmono.blogg.se - Install docker on mac os

Automating deployments: You can use Docker to automate the process of deploying your software to different environments, such as test, staging, or production.

This can be useful for testing, development, or running small personal projects.

Running servers: You can use Docker to run servers, such as web servers or databases, on your computer.

Developing software: You can use Docker to create isolated development environments for your projects to ensure that your code will run the same way on your computer as it will on other computers or in production.

This can be useful for many different things, such as: Installing Docker Desktop gives you a way to create and manage these containers on your computer. While it's very similar to the idea behind virtual machines, containers are more lightweight and efficient. Containers basically contain all the necessary dependencies and OS functionalities required to run a program. If you're wondering what containers are, let us break them down for you.Ĭontainers are a way of packaging software so that it can run consistently on any computer, regardless of the operating system or other dependencies. Finally, we have the postgres user and the password we supplied to the container at runtime.Docker Desktop is a program you can install on your computer to make it easier to use Docker, a technology for running software in containers.

In the connection screen in Arctype below, we have forwarded the docker port to another local port, 9.8.7.6 and we have determined that the localhost is the interface which Docker is running on. The root user for the database is postgres. When you first ran the container, you provided the root password for the postgres container as an environmental variable. Username and Password for Postgres in Docker

HOWEVER, in most cases this WILL NOT be the hostname of the database. Next, you can get the IP address of the Postgres database in Docker by running the following command, using the name of your instance. Use the Docker Desktop GUI or the command line with docker ps to ensure that the container is running. docker run -name my-postgres -e POSTGRES_PASSWORD=mysecretpassword -d postgres You cannot set this in the Docker Desktop GUI and must do so on the command line. Youll need homebrew-cask to install Docker Toolbox, if you dont have it refer to this section. The Postgres image requires that you supply a root password. To get the latest one pull it on the command line: docker pull postgresĪfter you do this you can run docker images to see your postgres image or view it in the Docker Desktop GUI.

Get the Official Postgres Docker ImageĬheck out the list of Postgres versions available in docker. The first time you do this there will be additional commands to run. Run Docker by using the command line or Docker.app. If you use Brew you can install Docker as a cask with: brew install -cask docker You can download the Docker installer from the Docker website.