Dockerfile-gw

FROM golang:1.20.7 AS build-env
RUN mkdir -p /go/src/sig.k8s.io/gateway-api
WORKDIR /go/src/sig.k8s.io/gateway-api
COPY  . .
ARG TARGETARCH
ARG TAG
ARG COMMIT
RUN CGO_ENABLED=0 GOARCH=$TARGETARCH GOOS=linux go build -a -o gateway-api-webhook \
      -ldflags "-s -w -X main.VERSION=$TAG -X main.COMMIT=$COMMIT" ./cmd/admission

FROM busybox
WORKDIR /
COPY --from=build-env /go/src/sig.k8s.io/gateway-api/gateway-api-webhook .
# Use uid of nonroot user (65532) because kubernetes expects numeric user when applying pod security policies
USER 65532
ENTRYPOINT ["/gateway-api-webhook"]