FROM golang:1.15.7-alpine3.13 AS builder WORKDIR /usr/local/src/dex RUN apk add --no-cache --update alpine-sdk ARG TARGETOS ARG TARGETARCH ARG TARGETVARIANT="" ENV GOOS=${TARGETOS} GOARCH=${TARGETARCH} GOARM=${TARGETVARIANT} ARG GOPROXY COPY go.mod go.sum ./ COPY api/v2/go.mod api/v2/go.sum ./api/v2/ RUN go mod download COPY . . RUN make release-binary FROM alpine:3.13.1 # Dex connectors, such as GitHub and Google logins require root certificates. # Proper installations should manage those certificates, but it's a bad user # experience when this doesn't work out of the box. # # OpenSSL is required so wget can query HTTPS endpoints for health checking. ARG TARGETARCH ARG TARGETVARIANT="" ARG GOMPLATE_VERSION=v3.9.0 RUN apk add --no-cache --update ca-certificates openssl RUN wget -O /usr/local/bin/gomplate \ "https://github.com/hairyhenderson/gomplate/releases/download/${GOMPLATE_VERSION}/gomplate_linux-${TARGETARCH:-amd64}${TARGETVARIANT}" \ && chmod +x /usr/local/bin/gomplate RUN mkdir -p /var/dex RUN chown -R 1001:1001 /var/dex RUN mkdir -p /etc/dex COPY examples/config-example.tmpl /etc/dex/config.tmpl RUN chown -R 1001:1001 /etc/dex # Copy module files for CVE scanning / dependency analysis. COPY --from=builder /usr/local/src/dex/go.mod /usr/local/src/dex/go.sum /usr/local/src/dex/ COPY --from=builder /usr/local/src/dex/api/v2/go.mod /usr/local/src/dex/api/v2/go.sum /usr/local/src/dex/api/v2/ COPY --from=builder /go/bin/dex /usr/local/bin/dex USER 1001:1001 # Import frontend assets and set the correct CWD directory so the assets # are in the default path. COPY --from=builder /usr/local/src/dex/web /web USER 1001:1001 COPY entrypoint.sh / ENTRYPOINT ["/entrypoint.sh"] CMD ["serve", "/etc/dex/config.tmpl"]