ARG ARCH
FROM amd64/alpine:3.13.2@sha256:4661fb57f7890b9145907a1fe2555091d333ff3d28db86c3bb906f6a2be93c87 AS base-amd64
FROM arm32v7/alpine:3.13.2@sha256:db5f021b29ec8fcf605f00d2aac06345756b0ffbdea0e7994044fe9172619a0a AS base-arm
FROM arm64v8/alpine:3.13.2@sha256:c45a1db6e04b73aad9e06b08f2de11ce8e92d894141b2e801615fa7a8f68314a AS base-arm64
FROM base-${ARCH}

RUN adduser -D -h /usr/local/tor -s /bin/false tor tor && \
    apk upgrade --no-cache && apk add \
    curl="7.74.0-r1" \
    tor="0.4.4.7-r1" && \
    rm -f /var/cache/apk/* && \
    mkdir /web && \
    chown -R tor /web /etc/tor && \
    chmod 700 /web

COPY entrypoint.sh /

VOLUME /web

USER tor

ENTRYPOINT ["sh", "/entrypoint.sh"]