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Update Dockerfile, add support for iptables legacy mode via a build arg

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Chai Feng 2025-06-28 09:19:14 +08:00
parent 1a51b59cf8
commit 276324acf0
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2 changed files with 17 additions and 6 deletions
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Dockerfile
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@ -1,6 +1,7 @@
FROM ubuntu:24.04
ARG docker_version="27.3.1"
ARG use_iptables_legacy=false
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update \
@ -14,6 +15,15 @@ RUN apt-get update \
&& apt-get install -y --no-install-recommends locales ufw \
&& apt-get install -y --no-install-recommends "docker-ce=$(apt-cache madison docker-ce | grep -m1 -F "${docker_version}" | cut -d'|' -f2 | tr -d '[[:blank:]]')" \
&& locale-gen en_US.UTF-8 \
&& if "$use_iptables_legacy"; then \
apt-get -y install arptables ebtables \
&& update-alternatives --install /usr/sbin/arptables arptables /usr/sbin/arptables-legacy 100 \
&& update-alternatives --install /usr/sbin/ebtables ebtables /usr/sbin/ebtables-legacy 100 \
&& update-alternatives --set iptables /usr/sbin/iptables-legacy \
&& update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy \
&& update-alternatives --set arptables /usr/sbin/arptables-legacy \
&& update-alternatives --set ebtables /usr/sbin/ebtables-legacy; \
fi \
&& apt-get clean autoclean \
&& apt-get autoremove --yes \
&& rm -rf /var/lib/{apt,dpkg,cache,log}/