distroless: Dockerfile works with distroless base image
I can build this via: docker build --build-arg BASEIMAGE=gcr.io/distroless/static:latest -t andrew:distroless . Signed-off-by: Andrew Keesler <akeesler@vmware.com>
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18
Dockerfile
18
Dockerfile
@ -1,3 +1,5 @@
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ARG BASEIMAGE=alpine:3.15.0
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FROM golang:1.17.6-alpine3.14 AS builder
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WORKDIR /usr/local/src/dex
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@ -20,6 +22,12 @@ COPY . .
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RUN make release-binary
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FROM alpine:3.15.0 AS stager
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RUN mkdir -p /var/dex
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RUN mkdir -p /etc/dex
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COPY config.docker.yaml /etc/dex/
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FROM alpine:3.15.0 AS gomplate
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ARG TARGETOS
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@ -33,7 +41,7 @@ RUN wget -O /usr/local/bin/gomplate \
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&& chmod +x /usr/local/bin/gomplate
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FROM alpine:3.15.0
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FROM $BASEIMAGE
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# Dex connectors, such as GitHub and Google logins require root certificates.
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# Proper installations should manage those certificates, but it's a bad user
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@ -42,12 +50,8 @@ FROM alpine:3.15.0
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# See https://go.dev/src/crypto/x509/root_linux.go for Go root CA bundle locations.
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COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
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RUN mkdir -p /var/dex
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RUN chown -R 1001:1001 /var/dex
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RUN mkdir -p /etc/dex
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COPY config.docker.yaml /etc/dex/
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RUN chown -R 1001:1001 /etc/dex
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COPY --from=stager --chown=1001:1001 /var/dex /var/dex
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COPY --from=stager --chown=1001:1001 /etc/dex /etc/dex
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# Copy module files for CVE scanning / dependency analysis.
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COPY --from=builder /usr/local/src/dex/go.mod /usr/local/src/dex/go.sum /usr/local/src/dex/
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