18 lines
597 B
Docker
18 lines
597 B
Docker
FROM golang:1.12.6-alpine3.10 as builder
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RUN apk add --update --no-cache ca-certificates git tzdata
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WORKDIR /tmp/dnsupdater
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COPY go.mod go.sum ./
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RUN go mod download
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COPY ./ ./
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RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o dnsupdater .
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FROM busybox:glibc
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COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
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COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
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RUN mkdir -p /var/spool/cron/crontabs /var/log
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RUN touch /var/log/cron.log
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COPY entry.sh /entry.sh
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COPY --from=builder /tmp/dnsupdater/dnsupdater .
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ENTRYPOINT ["/entry.sh"]
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