VOL-1619: Update to support a single Makefile

Mimics work done here: https://gerrit.opencord.org/#/c/14001/

Change-Id: Ia5f3cf612f082b01f4ac517421618d87eb278f47
diff --git a/Makefile b/Makefile
index 37099be..e97238c 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,9 @@
 DOCKER_REPOSITORY        ?=
 DOCKER_BUILD_ARGS        ?=
 DOCKER_TAG               ?= ${VERSION}
-ADAPTER_IMAGENAME        := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter-go:${DOCKER_TAG}
+GOADAPTER_IMAGENAME      := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter:${DOCKER_TAG}-go
+PYTHONADAPTER_IMAGENAME  := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter:${DOCKER_TAG}-py
+ADAPTER_IMAGENAME        := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter:${DOCKER_TAG}
 
 ## Docker labels. Only set ref and commit date if committed
 DOCKER_LABEL_VCS_URL     ?= $(shell git remote get-url $(shell git remote))
@@ -38,14 +40,16 @@
   DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)+dirty
 endif
 
-.PHONY: docker-build local-protos local-volthago
+.PHONY: docker-build openolt_go openolt_python local-protos local-volthago local-pyvoltha
 
 # This should to be the first and default target in this Makefile
 help:
 	@echo "Usage: make [<target>]"
 	@echo "where available targets are:"
 	@echo
-	@echo "build             : Build the openolt adapter docker image"
+	@echo "build             : Build both openolt adapter docker images"
+	@echo "openolt_go        : Build Golang openolt adapter docker image"
+	@echo "openolt_python    : Build Python openolt adapter docker image"
 	@echo "help              : Print this help"
 	@echo "docker-push       : Push the docker images to an external repository"
 	@echo "lint              : Run lint verification, depenancy, gofmt and reference check"
@@ -53,14 +57,22 @@
 	@echo
 
 
-## Docker targets
-
-build: docker-build
+## Local Development Helpers
 
 local-protos:
+	mkdir -p python/local_imports
 ifdef LOCAL_PROTOS
 	mkdir -p vendor/github.com/opencord/voltha-protos/go
-	cp -rf ${GOPATH}/src/github.com/opencord/voltha-protos/go/ vendor/github.com/opencord/voltha-protos
+	cp -r ${GOPATH}/src/github.com/opencord/voltha-protos/go/* vendor/github.com/opencord/voltha-protos/go
+	mkdir -p python/local_imports/voltha-protos/dist
+	cp ../voltha-protos/dist/*.tar.gz python/local_imports/voltha-protos/dist/
+endif
+
+local-pyvoltha:
+	mkdir -p python/local_imports
+ifdef LOCAL_PYVOLTHA
+	mkdir -p python/local_imports/pyvoltha/dist
+	cp ../pyvoltha/dist/*.tar.gz python/local_imports/pyvoltha/dist/
 endif
 
 local-volthago:
@@ -70,9 +82,36 @@
 	rm -rf vendor/github.com/opencord/voltha-go/vendor
 endif
 
-docker-build: local-protos local-volthago
+
+## Python venv dev environment
+
+VENVDIR := python/venv-openolt
+
+venv: distclean local-protos local-pyvoltha
+	virtualenv ${VENVDIR};\
+        source ./${VENVDIR}/bin/activate ; set -u ;\
+	rm ${VENVDIR}/local/bin ${VENVDIR}/local/lib ${VENVDIR}/local/include ;\
+        pip install -r python/requirements.txt
+
+ifdef LOCAL_PYVOLTHA
+	source ./${VENVDIR}/bin/activate ; set -u ;\
+	pip install python/local_imports/pyvoltha/dist/*.tar.gz
+endif
+ifdef LOCAL_PROTOS
+	source ./${VENVDIR}/bin/activate ; set -u ;\
+	pip install python/local_imports/voltha-protos/dist/*.tar.gz
+endif
+
+
+## Docker targets
+
+build: docker-build
+
+docker-build: openolt_go openolt_python
+
+openolt_go: local-protos local-volthago
 	docker build $(DOCKER_BUILD_ARGS) \
-    -t ${ADAPTER_IMAGENAME} \
+    -t ${GOADAPTER_IMAGENAME} \
     --build-arg org_label_schema_version="${VERSION}" \
     --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
     --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
@@ -80,7 +119,24 @@
     --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
     -f docker/Dockerfile.openolt .
 
+openolt_python: local-protos local-pyvoltha
+	docker build $(DOCKER_BUILD_ARGS) \
+    -t ${PYTHONADAPTER_IMAGENAME} \
+    --build-arg LOCAL_PYVOLTHA=$(LOCAL_PYVOLTHA) \
+    --build-arg LOCAL_PROTOS=$(LOCAL_PROTOS) \
+    --build-arg org_label_schema_version="${VERSION}" \
+    --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
+    --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
+    --build-arg org_label_schema_build_date="${DOCKER_LABEL_BUILD_DATE}" \
+    --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
+    -f python/docker/Dockerfile.openolt_adapter python
+
+	# Current default image gets the base DOCKER_TAG
+	docker tag ${PYTHONADAPTER_IMAGENAME} ${ADAPTER_IMAGENAME}
+
 docker-push:
+	docker push ${GOADAPTER_IMAGENAME}
+	docker push ${PYTHONADAPTER_IMAGENAME}
 	docker push ${ADAPTER_IMAGENAME}
 
 
@@ -132,4 +188,11 @@
 	$(GOCOVER_COBERTURA) < ./tests/results/go-test-coverage.out > ./tests/results/go-test-coverage.xml ;\
 	exit $$RETURN
 
+clean:
+	rm -rf python/local_imports
+	find python -name '*.pyc' | xargs rm -f
+
+distclean: clean
+	rm -rf ${VENVDIR}
+
 # end file
diff --git a/python/Makefile b/python/Makefile
deleted file mode 100644
index 9c81ed0..0000000
--- a/python/Makefile
+++ /dev/null
@@ -1,117 +0,0 @@
-#
-# Copyright 2018 the original author or authors.
-#
-# 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 default shell
-SHELL = bash -e -o pipefail
-
-# Variables
-VERSION                  ?= $(shell cat ../VERSION)
-
-## Docker related
-DOCKER_REGISTRY          ?=
-DOCKER_REPOSITORY        ?=
-DOCKER_BUILD_ARGS        ?=
-DOCKER_TAG               ?= ${VERSION}
-ADAPTER_IMAGENAME        := ${DOCKER_REGISTRY}${DOCKER_REPOSITORY}voltha-openolt-adapter:${DOCKER_TAG}
-
-## Docker labels. Only set ref and commit date if committed
-DOCKER_LABEL_VCS_URL     ?= $(shell git remote get-url $(shell git remote))
-DOCKER_LABEL_BUILD_DATE  ?= $(shell date -u "+%Y-%m-%dT%H:%M:%SZ")
-DOCKER_LABEL_COMMIT_DATE = $(shell git show -s --format=%cd --date=iso-strict HEAD)
-
-ifeq ($(shell git ls-files --others --modified --exclude-standard 2>/dev/null | wc -l | sed -e 's/ //g'),0)
-  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)
-else
-  DOCKER_LABEL_VCS_REF = $(shell git rev-parse HEAD)+dirty
-endif
-
-.PHONY: venv docker-build local-protos local-pyvoltha
-
-# This should to be the first and default target in this Makefile
-help:
-	@echo "Usage: make [<target>]"
-	@echo "where available targets are:"
-	@echo
-	@echo "build             : Build the openolt adapter docker image"
-	@echo "help              : Print this help"
-	@echo "docker-push       : Push the docker images to an external repository"
-	@echo "venv              : Build local Python virtualenv"
-	@echo "clean             : Remove files created by the build and tests"
-	@echo "distclean         : Remove venv directory"
-	@echo
-
-
-## Docker targets
-
-build: docker-build
-
-local-protos: 
-	mkdir -p local_imports
-ifdef LOCAL_PROTOS
-	mkdir -p local_imports/voltha-protos/dist
-	cp ../../voltha-protos/dist/*.tar.gz local_imports/voltha-protos/dist/
-endif
-
-local-pyvoltha:
-	mkdir -p local_imports
-ifdef LOCAL_PYVOLTHA
-	mkdir -p local_imports/pyvoltha/dist
-	cp ../../pyvoltha/dist/*.tar.gz local_imports/pyvoltha/dist/
-endif
-
-docker-build: local-protos local-pyvoltha
-	docker build $(DOCKER_BUILD_ARGS) \
-    -t ${ADAPTER_IMAGENAME} \
-    --build-arg LOCAL_PYVOLTHA=$(LOCAL_PYVOLTHA) \
-    --build-arg LOCAL_PROTOS=$(LOCAL_PROTOS) \
-    --build-arg org_label_schema_version="${VERSION}" \
-    --build-arg org_label_schema_vcs_url="${DOCKER_LABEL_VCS_URL}" \
-    --build-arg org_label_schema_vcs_ref="${DOCKER_LABEL_VCS_REF}" \
-    --build-arg org_label_schema_build_date="${DOCKER_LABEL_BUILD_DATE}" \
-    --build-arg org_opencord_vcs_commit_date="${DOCKER_LABEL_COMMIT_DATE}" \
-    -f docker/Dockerfile.openolt_adapter .
-
-docker-push:
-	docker push ${ADAPTER_IMAGENAME}
-
-
-## Python venv dev environment
-
-VENVDIR := venv-openolt
-
-venv: distclean local-protos local-pyvoltha
-	virtualenv ${VENVDIR};\
-        source ./${VENVDIR}/bin/activate ; set -u ;\
-	rm ${VENVDIR}/local/bin ${VENVDIR}/local/lib ${VENVDIR}/local/include ;\
-        pip install -r requirements.txt
-
-ifdef LOCAL_PYVOLTHA
-	source ./${VENVDIR}/bin/activate ; set -u ;\
-	pip install local_imports/pyvoltha/dist/*.tar.gz
-endif
-ifdef LOCAL_PROTOS
-	source ./${VENVDIR}/bin/activate ; set -u ;\
-	pip install local_imports/voltha-protos/dist/*.tar.gz
-endif
-
-clean:
-	rm -rf local_imports
-	find . -name '*.pyc' | xargs rm -f
-
-distclean: clean
-	rm -rf ${VENVDIR}
-
-# end file