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external-secrets/Dockerfile.standalone
a27kash 5ab02775ca
Set GOOS and GOARCH from TARGETPLATFORM (#1915)
Removed hardcoded, single platform values for GOOS and GOARCH.
Set GOOS and GOARCH from TARGETPLATFORM to build multi-platform images.
Ref: https://docs.docker.com/engine/reference/builder/#automatic-platform-args-in-the-global-scope
Ref: https://docs.docker.com/build/building/multi-platform/
Build a multi-platform image `docker buildx build --push --platform linux/arm64,linux/amd64 --tag external-secrets:dev --file Dockerfile.standalone .`

Signed-off-by: a27kash <a27kash@gmail.com>

Signed-off-by: a27kash <a27kash@gmail.com>
Signed-off-by: Moritz Johner <moolen@users.noreply.github.com>
Co-authored-by: Moritz Johner <moolen@users.noreply.github.com>
2023-01-17 21:16:00 +01:00

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# This version of Dockerfile is for building without external dependencies.
# Build a multi-platform image e.g. `docker buildx build --push --platform linux/arm64,linux/amd64 --tag external-secrets:dev --file Dockerfile.standalone .`
FROM golang:1.19.5-alpine AS builder
ARG TARGETOS
ARG TARGETARCH
ENV CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH}
WORKDIR /app
# Avoid invalidating the `go mod download` cache when only code has changed.
COPY go.mod go.sum /app/
RUN go mod download
COPY . /app/
RUN go build -o external-secrets main.go
FROM gcr.io/distroless/static AS app
COPY --from=builder /app/external-secrets /bin/external-secrets
# Run as UID for nobody
USER 65534
ENTRYPOINT ["/bin/external-secrets"]