sigs.k8s.io/gateway-api@v1.0.0/docker/Dockerfile.webhook (about) 1 # Copyright 2021 The Kubernetes Authors. 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 ARG BUILDPLATFORM=linux/amd64 16 FROM --platform=$BUILDPLATFORM golang:1.21.3 AS build-env 17 RUN mkdir -p /go/src/sig.k8s.io/gateway-api 18 WORKDIR /go/src/sig.k8s.io/gateway-api 19 COPY . . 20 ARG TARGETARCH 21 ARG TAG 22 ARG COMMIT 23 RUN CGO_ENABLED=0 GOARCH=$TARGETARCH GOOS=linux go build -a -o gateway-api-webhook \ 24 -ldflags "-s -w -X main.VERSION=$TAG -X main.COMMIT=$COMMIT" ./cmd/admission 25 26 FROM gcr.io/distroless/static:nonroot 27 WORKDIR / 28 COPY --from=build-env /go/src/sig.k8s.io/gateway-api/gateway-api-webhook . 29 # Use uid of nonroot user (65532) because kubernetes expects numeric user when applying pod security policies 30 USER 65532 31 ENTRYPOINT ["/gateway-api-webhook"]