coredns/Dockerfile
Yash Singh 7674836381
Introduces the ARG in Dockerfile (#5931)
* build(deps): bump google.golang.org/api from 0.109.0 to 0.110.0 (#5928)

Signed-off-by: Yash Singh <syash@vmware.com>

* Updated Dockefile

Signed-off-by: Yash Singh <syash@vmware.com>

* Rebase the PR

Signed-off-by: Yash Singh <syash@vmware.com>

---------

Signed-off-by: Yash Singh <syash@vmware.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2023-05-26 15:57:25 +02:00

22 lines
732 B
Docker

ARG DEBIAN_IMAGE=debian:stable-slim
ARG BASE=gcr.io/distroless/static-debian11:nonroot
FROM --platform=$BUILDPLATFORM ${DEBIAN_IMAGE} AS build
SHELL [ "/bin/sh", "-ec" ]
RUN export DEBCONF_NONINTERACTIVE_SEEN=true \
DEBIAN_FRONTEND=noninteractive \
DEBIAN_PRIORITY=critical \
TERM=linux ; \
apt-get -qq update ; \
apt-get -yyqq upgrade ; \
apt-get -yyqq install ca-certificates libcap2-bin; \
apt-get clean
COPY coredns /coredns
RUN setcap cap_net_bind_service=+ep /coredns
FROM --platform=$TARGETPLATFORM ${BASE}
COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=build /coredns /coredns
USER nonroot:nonroot
EXPOSE 53 53/udp
ENTRYPOINT ["/coredns"]