sftpgo/Dockerfile.alpine
Nicola Murino 8d12872608
Docker: try to add CAP_NET_BIND_SERVICE to the binary
Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
2023-04-19 13:41:59 +02:00

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FROM golang:1.20-alpine3.17 AS builder
ENV GOFLAGS="-mod=readonly"
RUN apk add --update --no-cache bash ca-certificates curl git gcc g++
RUN mkdir -p /workspace
WORKDIR /workspace
ARG GOPROXY
COPY go.mod go.sum ./
RUN go mod download
ARG COMMIT_SHA
# This ARG allows to disable some optional features and it might be useful if you build the image yourself.
# For example you can disable S3 and GCS support like this:
# --build-arg FEATURES=nos3,nogcs
ARG FEATURES
COPY . .
RUN set -xe && \
export COMMIT_SHA=${COMMIT_SHA:-$(git describe --always --abbrev=8 --dirty)} && \
go build $(if [ -n "${FEATURES}" ]; then echo "-tags ${FEATURES}"; fi) -trimpath -ldflags "-s -w -X github.com/drakkan/sftpgo/v2/internal/version.commit=${COMMIT_SHA} -X github.com/drakkan/sftpgo/v2/internal/version.date=`date -u +%FT%TZ`" -v -o sftpgo
RUN apk add --update --no-cache openssh-client-common libcap && setcap cap_net_bind_service=+ep /workspace/sftpgo
FROM alpine:3.17
# Set to "true" to install jq and the optional git and rsync dependencies
ARG INSTALL_OPTIONAL_PACKAGES=false
RUN apk add --update --no-cache ca-certificates tzdata mailcap
RUN if [ "${INSTALL_OPTIONAL_PACKAGES}" = "true" ]; then apk add --update --no-cache jq git rsync; fi
RUN mkdir -p /etc/sftpgo /var/lib/sftpgo /usr/share/sftpgo /srv/sftpgo/data /srv/sftpgo/backups
RUN addgroup -g 1000 -S sftpgo && \
adduser -u 1000 -h /var/lib/sftpgo -s /sbin/nologin -G sftpgo -S -D -H -g "SFTPGo user" sftpgo
COPY --from=builder /workspace/sftpgo.json /etc/sftpgo/sftpgo.json
COPY --from=builder /etc/ssh/moduli /etc/sftpgo/moduli
COPY --from=builder /workspace/templates /usr/share/sftpgo/templates
COPY --from=builder /workspace/static /usr/share/sftpgo/static
COPY --from=builder /workspace/openapi /usr/share/sftpgo/openapi
COPY --from=builder /workspace/sftpgo /usr/local/bin/
# Log to the stdout so the logs will be available using docker logs
ENV SFTPGO_LOG_FILE_PATH=""
# Modify the default configuration file
RUN sed -i 's|"users_base_dir": "",|"users_base_dir": "/srv/sftpgo/data",|' /etc/sftpgo/sftpgo.json && \
sed -i 's|"backups"|"/srv/sftpgo/backups"|' /etc/sftpgo/sftpgo.json
RUN chown -R sftpgo:sftpgo /etc/sftpgo /srv/sftpgo && chown sftpgo:sftpgo /var/lib/sftpgo && chmod 700 /srv/sftpgo/backups
WORKDIR /var/lib/sftpgo
USER 1000:1000
CMD ["sftpgo", "serve"]