community.docker.docker connection – Run tasks in docker containers

Note

This connection plugin is part of the community.docker collection (version 3.9.0).

It is not included in ansible-core. To check whether it is installed, run ansible-galaxy collection list.

To install it, use: ansible-galaxy collection install community.docker.

To use it in a playbook, specify: community.docker.docker.

Synopsis

  • Run commands or put/fetch files to an existing docker container.

  • Uses the Docker CLI to execute commands in the container. If you prefer to directly connect to the Docker daemon, use the community.docker.docker_api connection plugin.

Parameters

Parameter

Comments

container_timeout

integer

Controls how long we can wait to access reading output from the container once execution started.

Default: 10

Configuration:

  • INI entries:

    [defaults]
timeout = 10

    [docker_connection]
timeout = 10

    added in community.docker 2.2.0

  • Environment variable: ANSIBLE_TIMEOUT

  • Environment variable: ANSIBLE_DOCKER_TIMEOUT

    added in community.docker 2.2.0

  • Variable: ansible_docker_timeout

    added in community.docker 2.2.0

  • CLI argument: –timeout

docker_extra_args

string

Extra arguments to pass to the docker command line.

Default: ""

Configuration:

  • INI entry:

    [docker_connection]
extra_cli_args = ""

  • Variable: ansible_docker_extra_args

remote_addr

string

The name of the container you want to access.

Default: "inventory_hostname"

Configuration:

  • Variable: inventory_hostname

  • Variable: ansible_host

  • Variable: ansible_docker_host

remote_user

string

The user to execute as inside the container.

If Docker is too old to allow this (< 1.7), the one set by Docker itself will be used.

Configuration:

  • INI entry:

    [defaults]
remote_user = VALUE

  • Environment variable: ANSIBLE_REMOTE_USER

  • Variable: ansible_user

  • Variable: ansible_docker_user

  • Keyword: remote_user

  • CLI argument: –user

Authors

  • Lorin Hochestein

  • Leendert Brouwer

Hint

Configuration entries for each entry type have a low to high priority order. For example, a variable that is lower in the list will override a variable that is higher up.