til/content/posts/tekton-multi-arch-builds.md

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2020-09-13 08:19:48 +00:00
---
title: "Tekton Multi-Arch Image Builds"
date: 2020-09-13T01:49:37+01:00
draft: false
tags:
- tekton
- docker
2020-09-14 19:43:52 +00:00
images:
- /images/tekton-multi-arch-builds.gif
2020-09-13 08:19:48 +00:00
---
Using Buildkit to build multi-arch compatible images without Docker daemon:
```yaml
apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
name: docker-build-and-publish
namespace: tekton-pipelines
spec:
- name: IMAGE
type: string
resources:
inputs:
- name: src
type: git
steps:
- name: build-and-push
workingDir: /workspace/src
image: moby/buildkit:latest
env:
- name: DOCKER_CONFIG
value: /root/.docker
command:
- sh
- -c
- |
buildctl-daemonless.sh --debug \
build \
--progress=plain \
--frontend=dockerfile.v0 \
--opt filename=Dockerfile \
--opt platform=linux/amd64,linux/arm/7,linux/arm64 \
--local context=. \
--local dockerfile=. \
--output type=image,name=$(params.IMAGE),push=true \
--export-cache type=inline \
--import-cache type=registry,ref=$(params.IMAGE)
securityContext:
privileged: true
volumeMounts:
- name: docker-config
mountPath: /root/.docker/config.json
subPath: config.json
volumes:
- name: docker-config
secret:
secretName: docker-config
```