webdav-go/Dockerfile

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# build stage
FROM golang:1.16-stretch AS build-env
WORKDIR /src
COPY go.mod /src/go.mod
RUN go mod download
COPY . /src
ENV GO113MODULE=on
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -ldflags '-extldflags "-static"' -o app .
# cert stage
FROM alpine:latest as certs
RUN apk --update add ca-certificates
# final stage
FROM scratch
LABEL maintainer="Lennard Brinkhaus <lennard.brinkhaus@dragse.de>"
COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
WORKDIR /app
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RUN mkdir /webdav/root && chown -R 101:101 /webdav
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USER 101
COPY --from=build-env /src/app .
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ENTRYPOINT [ "./app" ]