52 lines
1.7 KiB
Docker
52 lines
1.7 KiB
Docker
ARG BUILD_FROM
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FROM --platform=amd64 golang:1.23.3-alpine3.20 AS builder
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WORKDIR /usr/src
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ARG BUILD_ARCH
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ARG COREDNS_VERSION
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# Build CoreDNS
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COPY plugins plugins
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RUN \
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set -x \
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&& apk add --no-cache \
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git \
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make \
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bash \
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&& git clone --depth 1 -b v${COREDNS_VERSION} https://github.com/coredns/coredns \
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&& cp -rf plugins/* coredns/plugin/ \
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&& cd coredns \
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&& sed -i "/^template:template/d" plugin.cfg \
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&& sed -i "/^hosts:.*/a template:template" plugin.cfg \
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&& sed -i "/^forward:.*/i fallback:fallback" plugin.cfg \
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&& sed -i "/^hosts:.*/a mdns:mdns" plugin.cfg \
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&& sed -i "/route53:route53/d" plugin.cfg \
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&& sed -i "/clouddns:clouddns/d" plugin.cfg \
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&& sed -i "/k8s_external:k8s_external/d" plugin.cfg \
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&& sed -i "/kubernetes:kubernetes/d" plugin.cfg \
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&& sed -i "/etcd:etcd/d" plugin.cfg \
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&& sed -i "/grpc:grpc/d" plugin.cfg \
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&& go mod tidy \
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&& go generate \
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&& \
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if [ "${BUILD_ARCH}" = "armhf" ]; then \
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make coredns SYSTEM="CGO_ENABLED=0 GOOS=linux GOARM=6 GOARCH=arm"; \
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elif [ "${BUILD_ARCH}" = "armv7" ]; then \
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make coredns SYSTEM="CGO_ENABLED=0 GOOS=linux GOARM=7 GOARCH=arm"; \
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elif [ "${BUILD_ARCH}" = "aarch64" ]; then \
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make coredns SYSTEM="CGO_ENABLED=0 GOOS=linux GOARCH=arm64"; \
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elif [ "${BUILD_ARCH}" = "i386" ]; then \
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make coredns SYSTEM="CGO_ENABLED=0 GOOS=linux GOARCH=386"; \
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elif [ "${BUILD_ARCH}" = "amd64" ]; then \
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make coredns SYSTEM="CGO_ENABLED=0 GOOS=linux GOARCH=amd64"; \
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else \
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exit 1; \
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fi
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FROM ${BUILD_FROM}
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WORKDIR /config
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COPY --from=builder /usr/src/coredns/coredns /usr/bin/coredns
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COPY rootfs /
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