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New Dockerfile (fix #1459) #1537

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merged 4 commits into from
Jun 15, 2022
Merged

New Dockerfile (fix #1459) #1537

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1735827
New Dockerfile from https://github.com/jauderho/dockerfiles/blob/main…
fdcastel Jun 14, 2022
8639de6
Dockerfile: Removes convertzone. Restores ENTRYPOINT.
fdcastel Jun 15, 2022
8fbe276
Dockerfile: Adds BUILD_VERSION variable.
fdcastel Jun 15, 2022
e2c5f54
Dockerfile: Pin docker images to specific versions.
fdcastel Jun 15, 2022
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35 changes: 29 additions & 6 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,7 +1,30 @@
FROM alpine as alpine
RUN apk add -U --no-cache ca-certificates
FROM golang:1.18.3-alpine3.16@sha256:7cc62574fcf9c5fb87ad42a9789d5539a6a085971d58ee75dd2ee146cb8a8695 AS build

FROM scratch
COPY --from=alpine /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
ENTRYPOINT ["/dnscontrol"]
COPY dnscontrol /
WORKDIR /go/src/github.com/StackExchange/dnscontrol

ARG BUILD_VERSION

ENV GO111MODULE on

COPY . .

# build dnscontrol
RUN apk update \
&& apk add --no-cache ca-certificates curl gcc build-base git \
&& update-ca-certificates \
&& go build -v -trimpath -buildmode=pie -ldflags="-s -w -X main.SHA=${BUILD_VERSION}"

# Validation check
RUN cp dnscontrol /go/bin/dnscontrol
RUN dnscontrol version

# -----

FROM alpine:3.16.0@sha256:686d8c9dfa6f3ccfc8230bc3178d23f84eeaf7e457f36f271ab1acc53015037c

COPY --from=build /etc/ssl/certs /etc/ssl/certs
COPY --from=build /go/bin/dnscontrol /usr/local/bin

WORKDIR /dns

ENTRYPOINT ["/usr/local/bin/dnscontrol"]