Adding make file to generate allocation go from proto

build/Makefile

@@ -186,6 +186,7 @@ include ./includes/minikube.mk
 include ./includes/kind.mk
 include ./includes/website.mk
 include ./includes/sdk.mk
+include ./includes/allocation.mk
 
 #   _____                    _
 #  |_   _|_ _ _ __ __ _  ___| |_ ___

build/build-allocation-images/go/Dockerfile

@@ -0,0 +1,38 @@
+# Copyright 2019 Google LLC 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.
+ARG BASE_IMAGE=agones-build-allocator-base:latest
+FROM $BASE_IMAGE
+
+RUN apt-get update && \
+    apt-get install -y wget jq && \
+    apt-get clean
+
+# install go
+WORKDIR /usr/local
+ENV GO_VERSION=1.12
+ENV GO111MODULE=on
+ENV GOPATH /go
+RUN wget -q https://dl.google.com/go/go${GO_VERSION}.linux-amd64.tar.gz && \
+    tar -xzf go${GO_VERSION}.linux-amd64.tar.gz && rm go${GO_VERSION}.linux-amd64.tar.gz && mkdir -p ${GOPATH}
+
+ENV PATH /usr/local/go/bin:/go/bin:$PATH
+
+# install go-proto-gen 1.1
+RUN go get github.com/golang/protobuf/[email protected] && \
+    go get -u golang.org/x/tools/cmd/goimports
+
+
+# code generation scripts
+COPY *.sh /root/
+RUN chmod +x /root/*.sh

build/build-allocation-images/go/gen.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+# Copyright 2019 Google LLC 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.
+
+set -ex
+
+export GO111MODULE=on
+
+mkdir -p /go/src/
+cp -r /go/src/agones.dev/agones/vendor/* /go/src/
+
+cd /go/src/agones.dev/agones
+go install -mod=vendor github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway
+go install -mod=vendor github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger
+
+outputpath=./pkg/allocation/go
+protopath=cmd/allocator/v1alpha1
+googleapis=/go/src/agones.dev/agones/vendor/github.com/grpc-ecosystem/grpc-gateway/third_party/googleapis
+protofile=${protopath}/allocation.proto
+
+
+protoc -I ${googleapis} -I . -I ./vendor ${protofile} --go_out=plugins=grpc:.
+protoc -I ${googleapis} -I . -I ./vendor ${protofile} --grpc-gateway_out=logtostderr=true:.
+protoc -I ${googleapis} -I . -I ./vendor ${protofile} --swagger_out=logtostderr=true:.
+jq 'del(.schemes[] | select(. == "http"))' ./${protopath}/allocation.swagger.json > ./${outputpath}/allocation.swagger.json
+
+cat ./build/boilerplate.go.txt ./${protopath}/allocation.pb.go >> ./allocation.pb.go
+cat ./build/boilerplate.go.txt ./${protopath}/allocation.pb.gw.go >> ./allocation.pb.gw.go
+
+goimports -w ./allocation.pb.go
+goimports -w ./allocation.pb.gw.go
+
+mv ./allocation.pb.go ./${outputpath}/allocation.pb.go
+mv ./allocation.pb.gw.go ./${outputpath}/allocation.gw.pb.go
+
+rm ./${protopath}/allocation.pb.go
+rm ./${protopath}/allocation.pb.gw.go
+rm ./${protopath}/allocation.swagger.json
+

build/includes/allocation.mk

@@ -0,0 +1,48 @@
+# Copyright 2019 Google LLC 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.
+
+
+#         ____  ____   ____   _____           _ _	
+#    __ _|  _ \|  _ \ / ___| |_   _|__   ___ | (_)_ __   __ _	
+#   / _` | |_) | |_) | |       | |/ _ \ / _ \| | | '_ \ / _` |	
+#  | (_| |  _ <|  __/| |___    | | (_) | (_) | | | | | | (_| |	
+#   \__, |_| \_\_|    \____|   |_|\___/ \___/|_|_|_| |_|\__, |	
+#   |___/                                               |___/ 
+
+build_allocation_base_version = $(call sha,$(build_path)/build-sdk-images/tool/base/Dockerfile)
+build_allocation_base_tag = agones-build-allocation-base:$(build_allocation_base_version)
+
+# Calculate sha hash of sha hashes of all files in a specified ALLOCATION_FOLDER
+allocation_build_folder = build-allocation-images/
+build_allocation_version = $(call sha_dir,$(build_path)/$(allocation_build_folder)/$(ALLOCATION_FOLDER)/*)
+build_allocation_prefix = agones-build-allocation-
+ALLOCATION_FOLDER ?= go
+ALLOCATION_IMAGE_TAG=$(build_allocation_prefix)$(ALLOCATION_FOLDER):$(build_allocation_version)
+
+.PHONY: gen-allocation-grpc 
+
+# create the build image allocation if it doesn't exist
+ensure-build-allocation-image:
+	$(MAKE) ensure-image IMAGE_TAG=$(ALLOCATION_IMAGE_TAG) BUILD_TARGET=build-build-allocation-image ALLOCATION_FOLDER=$(ALLOCATION_FOLDER)
+
+# Builds the docker image
+build-build-allocation-image:
+		docker build --tag=$(ALLOCATION_IMAGE_TAG) $(build_path)$(allocation_build_folder)$(ALLOCATION_FOLDER) --build-arg BASE_IMAGE=$(build_allocation_base_tag)
+
+# Generates grpc server and client for a single allocation, use ALLOCATION_FOLDER variable to specify the allocation folder.
+gen-allocation-grpc:
+	cd $(allocation_build_folder); \
+	cd - ; \
+	$(MAKE) ensure-build-allocation-image ALLOCATION_FOLDER=$(ALLOCATION_FOLDER) ; \
+	docker run --rm $(common_mounts) -e "VERSION=$(VERSION)" $(ALLOCATION_IMAGE_TAG) gen