Blueprints

Build and push a docker image to DockerHub

Source

yaml
id: build-dockerhub-image
namespace: company.team

tasks:
  - id: build
    type: io.kestra.plugin.docker.Build
    dockerfile: |
      FROM python:3.10
      RUN pip install --upgrade pip
      RUN pip install --no-cache-dir kestra requests "polars[all]"
    tags:
      - kestra/polars:latest
    push: true
    credentials:
      registry: https://index.docker.io/v1/
      username: "{{ secret('DOCKERHUB_USERNAME') }}"
      password: "{{ secret('DOCKERHUB_PASSWORD') }}"
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About this blueprint

Docker

This flow will build a Docker image and push it to a remote container registry.

  1. The dockerfile parameter is a multiline string that contains the Dockerfile content. However, it can also be a path to a file.
  2. The tags parameter is a list of tags of the image to build. Make sure to replace the kestra prefix with your DockerHub ID.
  3. The push parameter is a boolean that indicates whether to push the image to DockerHub.
  4. Finally, make sure to securely store your DockerHub credentials as secrets or environment variables.

Build

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