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克隆/下载
Dockerfile 1.46 KB
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# Build architecture
ARG ARCH
# Download dependencies
FROM alpine:3.11 as base_os_context
ENV OUTDIR=/out
RUN mkdir -p ${OUTDIR}/usr/local/bin/
WORKDIR /tmp
RUN apk add --no-cache ca-certificates
# Build the manager binary
FROM golang:1.19 as builder
# Run this with docker build --build_arg $(go env GOPROXY) to override the goproxy
ARG goproxy=https://goproxy.cn,direct
ENV GOPROXY=$goproxy
WORKDIR /workspace
COPY go.mod go.mod
COPY go.sum go.sum
# Cache deps before building and copying source so that we don't need to re-download as much
# and so that source changes don't invalidate our downloaded layer
RUN --mount=type=cache,target=/go/pkg/mod \
go mod download
# Copy the go source
COPY ./ ./
# Cache the go build into the the Go’s compiler cache folder so we take benefits of compiler caching across docker build calls
RUN --mount=type=cache,target=/root/.cache/go-build \
--mount=type=cache,target=/go/pkg/mod \
go build .
# Build
ARG package=.
ARG ARCH
ARG LDFLAGS
# Do not force rebuild of up-to-date packages (do not use -a) and use the compiler cache folder
RUN --mount=type=cache,target=/root/.cache/go-build \
--mount=type=cache,target=/go/pkg/mod \
CGO_ENABLED=0 GOOS=linux GOARCH=${ARCH} \
go build -ldflags "${LDFLAGS}" \
-o manager ${package}
FROM --platform=${ARCH} alpine:3.16
WORKDIR /
RUN mkdir -p /var/lib/kubekey/rootfs
COPY --from=base_os_context /out/ /
COPY --from=builder /workspace/manager .
ENTRYPOINT ["/manager"]
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