Dockerfile

FROM debian:buster-slim

ARG BUILD_DATE
ARG VERSION
ARG VCS_REF

LABEL maintainer="Lin Song <linsongui@gmail.com>" \
    org.opencontainers.image.created="$BUILD_DATE" \
    org.opencontainers.image.version="$VERSION" \
    org.opencontainers.image.revision="$VCS_REF" \
    org.opencontainers.image.authors="Lin Song <linsongui@gmail.com>" \
    org.opencontainers.image.title="IPsec VPN Server on Docker" \
    org.opencontainers.image.description="Docker image to run an IPsec VPN server, with both IPsec/L2TP and Cisco IPsec." \
    org.opencontainers.image.url="https://github.com/hwdsl2/docker-ipsec-vpn-server" \
    org.opencontainers.image.source="https://github.com/hwdsl2/docker-ipsec-vpn-server" \
    org.opencontainers.image.documentation="https://github.com/hwdsl2/docker-ipsec-vpn-server"

ENV REFRESHED_AT 2020-05-19
ENV SWAN_VER 3.32

WORKDIR /opt/src

RUN apt-get -yqq update \
    && DEBIAN_FRONTEND=noninteractive \
       apt-get -yqq --no-install-recommends install \
         wget dnsutils openssl ca-certificates kmod iproute2 \
         gawk net-tools iptables bsdmainutils libcurl3-nss \
         libnss3-tools libevent-dev xl2tpd \
         libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
         libcap-ng-dev libcap-ng-utils libselinux1-dev \
         libcurl4-nss-dev flex bison gcc make \
    && wget -t 3 -T 30 -nv -O libreswan.tar.gz "https://github.com/libreswan/libreswan/archive/v${SWAN_VER}.tar.gz" \
    || wget -t 3 -T 30 -nv -O libreswan.tar.gz "https://download.libreswan.org/libreswan-${SWAN_VER}.tar.gz" \
    && tar xzf libreswan.tar.gz \
    && rm -f libreswan.tar.gz \
    && cd "libreswan-${SWAN_VER}" \
    && printf 'WERROR_CFLAGS = -w\nUSE_DNSSEC = false\nUSE_DH31 = false\n' > Makefile.inc.local \
    && printf 'USE_NSS_AVA_COPY = true\nUSE_NSS_IPSEC_PROFILE = false\n' >> Makefile.inc.local \
    && printf 'USE_GLIBC_KERN_FLIP_HEADERS = true\nUSE_SYSTEMD_WATCHDOG = false\n' >> Makefile.inc.local \
    && printf 'USE_DH2 = true\n' >> Makefile.inc.local \
    && make -s base \
    && make -s install-base \
    && cd /opt/src \
    && rm -rf "/opt/src/libreswan-${SWAN_VER}" \
    && apt-get -yqq remove \
         libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
         libcap-ng-dev libcap-ng-utils libselinux1-dev \
         libcurl4-nss-dev flex bison gcc make \
    && apt-get -yqq autoremove \
    && apt-get -y clean \
    && rm -rf /var/lib/apt/lists/* \
    && update-alternatives --set iptables /usr/sbin/iptables-legacy

COPY ./run.sh /opt/src/run.sh
RUN chmod 755 /opt/src/run.sh

EXPOSE 500/udp 4500/udp

CMD ["/opt/src/run.sh"]