mirror of
https://github.com/cloudflare/cloudflared.git
synced 2026-10-12 10:59:51 +00:00
46 lines
1.5 KiB
Docker
46 lines
1.5 KiB
Docker
# use a builder image for building cloudflare
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ARG TARGET_GOOS
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ARG TARGET_GOARCH
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FROM golang:1.27.1 AS builder
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ARG TARGET_GOOS
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ARG TARGET_GOARCH
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ARG GOPROXY=https://athens.cfdata.org|https://proxy.golang.org|direct
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ENV GO111MODULE=on \
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CGO_ENABLED=0 \
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GOPROXY=${GOPROXY} \
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TARGET_GOOS=${TARGET_GOOS} \
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TARGET_GOARCH=${TARGET_GOARCH} \
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# the CONTAINER_BUILD envvar is used set github.com/cloudflare/cloudflared/metrics.Runtime=virtual
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# which changes how cloudflared binds the metrics server
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CONTAINER_BUILD=1
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WORKDIR /go/src/github.com/cloudflare/cloudflared/
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# Download dependencies in their own layer so source-only changes reuse it.
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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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# compile cloudflared
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RUN make cloudflared
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# use a distroless base image with glibc
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FROM gcr.io/distroless/base-debian13:nonroot@sha256:0896741ba5bafd3ac87ea025a5f578952f2d238ddc3614cb368acc983a687aa2
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LABEL org.opencontainers.image.source="https://github.com/cloudflare/cloudflared"
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# copy our compiled binary
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COPY --from=builder --chown=nonroot /go/src/github.com/cloudflare/cloudflared/cloudflared /usr/local/bin/
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# run as nonroot user
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# We need to use numeric user id's because Kubernetes doesn't support strings:
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# https://github.com/kubernetes/kubernetes/blob/v1.33.2/pkg/kubelet/kuberuntime/security_context_others.go#L49
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# The `nonroot` user maps to `65532`, from: https://github.com/GoogleContainerTools/distroless/blob/main/common/variables.bzl#L18
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USER 65532:65532
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# command / entrypoint of container
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ENTRYPOINT ["cloudflared", "--no-autoupdate"]
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CMD ["version"]
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