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+---
+title: "Tekton Multi-Arch Image Builds"
+date: 2020-09-13T01:49:37+01:00
+draft: false
+tags:
+  - tekton
+  - docker
+---
+
+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
+```