Split implementations from generic code

controllers/nginx/Dockerfile

@@ -1,33 +0,0 @@
-# Copyright 2015 The Kubernetes Authors. All rights reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-FROM gcr.io/google_containers/nginx-slim:0.9
-
-RUN DEBIAN_FRONTEND=noninteractive apt-get update && apt-get install -y \
-  diffutils \
-  ssl-cert \
-  --no-install-recommends \
-  && rm -rf /var/lib/apt/lists/* \
-  && make-ssl-cert generate-default-snakeoil --force-overwrite
-
-COPY nginx-ingress-controller /
-COPY nginx.tmpl /etc/nginx/template/nginx.tmpl
-COPY nginx.tmpl /etc/nginx/nginx.tmpl
-COPY default.conf /etc/nginx/nginx.conf
-
-COPY lua /etc/nginx/lua/
-
-WORKDIR /
-
-CMD ["/nginx-ingress-controller"]