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https://github.com/docker/build-push-action.git
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22 lines
546 B
Docker
22 lines
546 B
Docker
# syntax=docker/dockerfile:1
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FROM --platform=$BUILDPLATFORM alpine AS build
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ARG TARGETPLATFORM
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ARG BUILDPLATFORM
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RUN echo "I am running on $BUILDPLATFORM, building for $TARGETPLATFORM" > /log
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RUN apk --update --no-cache add \
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shadow \
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sudo \
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&& addgroup -g 1200 buildx \
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&& adduser -u 1200 -G buildx -s /sbin/nologin -D buildx \
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&& echo 'buildx ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers \
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&& rm -rf /tmp/* /var/cache/apk/*
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USER buildx
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RUN sudo chown buildx: /log
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USER root
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FROM alpine
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COPY --from=build /log /log
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RUN ls -al /log
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