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05.04.2018 · Docker-compose: setting hostname equal to its hostname of where the container is running. Ask Question Asked 3 years, 8 months ago. Active 1 year, 8 months ago. Viewed 15k times 9 6. Right now, I have two-node in swarm cluster $ docker node ls ID ...

Given the following docker-compose.yml file: version: '2' networks: mynet: driver: bridge services: master: image: busybox command: top ...

Nov 21, 2018 · Connecting services by hostname (or alias) in docker-compose. Docker-compose is a fantastic tool for running Docker containers locally but it does not provide good examples for how to connect your services to each other. Using the below docker-compose.yml file as a mock microservice architecture. we define three service: (1) some kind of ...

I have this docker-compose.yml file: --- version: "3.9" networks: irods: services: centos_ansible: build: context: . dockerfile…

Apr 04, 2019 · hostname is written only to the host file of one container, the one run by the service. It's not written to the host file of every services run with docker compose. You ping machines by container_name, not hostname. –

In this quick Docker tip, you'll learn how to set a hostname for your container via Docker Compose. Table of Contents.

27.04.2015 · In my docker-compose.yml file, I have the following. However the container does not pick up the hostname value. Any ideas? dns: image: phensley/docker-dns hostname: affy domainname: affy.com

Apr 05, 2018 · Now, instead of statically setting the hostname, i want it to be dynamic matching to hostname of where the container is running. ie. if daggr container is running on redis2 it should say redis2 and on redis3, it should say redis3. How can i specify that from docker-compose.yml file?

Apr 28, 2015 · The simplest way I have found is to just set the container name in the docker-compose.yml See container_name documentation. It is applicable to docker-compose v1+. It works for container to container, not from the host machine to container. services: dns: image: phensley/docker-dns container_name: affy.

12.11.2016 · I've got a docker-compose.yml: master: build: . slave: image: master hostname: slave command: run_slave How can I make docker-compose scale slave=5 generate machines with unique hostname...

See the links reference for more information.. Multi-host networking. When deploying a Compose application on a Docker Engine with Swarm mode enabled, you can make use of the built-in overlay driver to enable multi-host communication.. Consult the Swarm mode section, to see how to set up a Swarm cluster, and the Getting started with multi-host networking to learn about …

21.03.2019 · docker-compose resolve hostname in url. Ask Question Asked 2 years, 9 months ago. Active 2 years, 9 months ago. Viewed 10k times 2 Tried looking around but couldn't find anything close to what I need. I have a docker-compose ...

Each container for a service joins the default network and is both reachable by other containers on that network, and discoverable by them at a hostname ...

25.11.2021 · Method 2: Explicit Communication. Say, for some reason, you want to explicitly specify a hostname to a container. Docker Compose lets you do that too! Using the hostname configuration option, you can set a different hostname to any service defined within a Docker Compose file, as I have done for the Let's Encrypt service below:

After you install IBM OpenPages with Watson by using Docker, the application URL contains only the host name rather than the fully qualified domain name.

Configure networking between containers when using Docker Compose. ... In the example below, we allow web to reach db via one of two hostnames ( db or ...

In Above example we had used docker run command to manage Docker container Hostname and Name . Some other Docker Posts 1. Docker Introduction 2. How To Work On Docker Container 3. How to Move Docker Image 4. How To Commit Container changes 5. Port Forwarding for Docker Container through IPTables 6. How To Share Data between Docker Container

Compose file Reference and guidelines. These topics describe the Docker Compose implementation of the Compose format. Docker Compose 1.27.0+ implements the format defined by the Compose Specification.Previous Docker Compose versions have support for several Compose file formats – 2, 2.x, and 3.x.

The correct way of assigning a hostname - in terms of container networking - is to define an alias like so: services: some-service: networks: some-network: aliases: - alias1 - alias2. Unfortunately this still doesn't work with docker run. The workaround is to assign the container a name: docker-compose run --name alias1 some-service.

Nov 25, 2021 · Method 2: Explicit Communication. Say, for some reason, you want to explicitly specify a hostname to a container. Docker Compose lets you do that too! Using the hostname configuration option, you can set a different hostname to any service defined within a Docker Compose file, as I have done for the Let's Encrypt service below:

I have a docker-compose file with a docker container ( web ) that uses another container's IP ( api ) in its environment variable by resolving the hostname:

21.11.2018 · Connecting services by hostname (or alias) in docker-compose. Docker-compose is a fantastic tool for running Docker containers locally but it does not provide good examples for how to connect your services to each other. Using the below docker-compose.yml file as a mock microservice architecture. we define three service: (1) some kind of ...

I found that the hostname was not visible to other containers when using docker run . This turns out to be a known issue (perhaps more a ...