kubernetes-yaml/learn/learn-kubernetes-master/kiamol/ch11/docker-images/gogs/Dockerfile

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ARG ALPINE_VERSION="3.15"
FROM golang:1.14-alpine3.13 AS builder
ARG GOGS_VERSION="v0.12.3"
RUN apk --no-cache --no-progress add --virtual \
build-deps \
build-base \
git \
linux-pam-dev
WORKDIR /go/src/github.com/gogs
RUN git clone https://github.com/gogs/gogs.git && \
cd gogs && \
git checkout $GOGS_VERSION
WORKDIR /go/src/github.com/gogs/gogs
RUN go build -tags "sqlite" -o /out/gogs
FROM alpine:$ALPINE_VERSION AS download-base
WORKDIR /downloads
RUN echo "$(apk --print-arch)" > /arch.txt
RUN ARCH2= && alpineArch="$(apk --print-arch)" \
&& case "${alpineArch##*-}" in \
x86_64) ARCH2='amd64' ;; \
aarch64) ARCH2='arm64' ;; \
*) echo "unsupported architecture"; exit 1 ;; \
esac && \
echo $ARCH2 > /arch2.txt
# Gogs - adapted from project Dockerfile at github.com/gogs/gogs
FROM download-base AS gogs
# Install system utils & Gogs runtime dependencies
RUN wget -O /usr/sbin/gosu "https://github.com/tianon/gosu/releases/download/1.14/gosu-$(cat /arch2.txt)" && \
chmod +x /usr/sbin/gosu \
&& echo http://dl-2.alpinelinux.org/alpine/edge/community/ >> /etc/apk/repositories \
&& apk --no-cache --no-progress add \
bash \
ca-certificates \
curl \
git \
linux-pam \
openssh \
s6 \
shadow \
socat \
tzdata \
rsync
ENV GOGS_CUSTOM /data/gogs
COPY --from=builder /go/src/github.com/gogs/gogs/docker/nsswitch.conf /etc/nsswitch.conf
WORKDIR /app/gogs
COPY --from=builder /go/src/github.com/gogs/gogs/docker ./docker
COPY --from=builder /go/src/github.com/gogs/gogs/templates ./templates
COPY --from=builder /go/src/github.com/gogs/gogs/public ./public
COPY --from=builder /out/gogs .
RUN ./docker/finalize.sh
VOLUME ["/data"]
EXPOSE 3000
ENTRYPOINT ["/app/gogs/docker/start.sh"]
CMD ["/bin/s6-svscan", "/app/gogs/docker/s6/"]
# Customized Gogs build
FROM gogs
RUN apk add --no-cache jq
ENV GOGS_CUSTOM=""
COPY app.ini ./custom/conf/app.ini
COPY gogs-install.txt .
COPY init.sh .
# this uses the original start script to prep the data folders:
RUN chmod o+w ./custom/conf/app.ini && \
chmod +x init.sh && ./init.sh
# replace with custom start script:
COPY start.sh ./docker/start.sh
RUN chmod +x ./docker/start.sh