Add modified Makefile

Makefile

@@ -27,6 +27,11 @@ lint: generate
 		$(MAKE) -C build/$$version lint; \
 	done
 
+snapshot: generate build
+	for version in $(VERSIONS); do \
+		$(MAKE) -C build/$$version snapshot; \
+	done
+
 tag: generate
 	for version in $(VERSIONS); do \
 		$(MAKE) -C build/$$version tag; \

templates/Makefile

@@ -9,20 +9,31 @@ GIT_TAG=$(QNAME):$(VCS_REF)
 BUILD_TAG=$(QNAME):$(IMAGE_VERSION)
 LATEST_TAG=$(QNAME):latest
 
+SNAPSHOT_IMAGE_NAME=docker-emulator-snapshot-{{ platform }}
+SNAPSHOT_QNAME=$(PROXY)$(OWNER)/$(SNAPSHOT_IMAGE_NAME)
+SNAPSHOT_GIT_TAG=$(SNAPSHOT_QNAME):$(VCS_REF)
+SNAPSHOT_BUILD_TAG=$(SNAPSHOT_QNAME):$(IMAGE_VERSION)
+SNAPSHOT_LATEST_TAG=$(SNAPSHOT_QNAME):latest
+
 ROOT_DIR:=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
 
 build:
 	docker build \
 		--build-arg VCS_REF=$(VCS_REF) \
 		--build-arg IMAGE_VERSION=$(IMAGE_VERSION) \
-		-t $(GIT_TAG) $(ROOT_DIR)
+		-t $(LATEST_TAG) $(ROOT_DIR)
+
+snapshot:
+	bash $(ROOT_DIR)/take_snapshot.sh
 
 lint:
 	docker run -it --rm -v "$(ROOT_DIR)/Dockerfile:/Dockerfile:ro" redcoolbeans/dockerlint
 
 tag:
-	docker tag $(GIT_TAG) $(BUILD_TAG)
-	docker tag $(GIT_TAG) $(LATEST_TAG)
+	docker tag $(LATEST_TAG) $(BUILD_TAG)
+	docker tag $(LATEST_TAG) $(GIT_TAG)
+	docker tag $(SNAPSHOT_LATEST_TAG) $(SNAPSHOT_BUILD_TAG)
+	docker tag $(SNAPSHOT_LATEST_TAG) $(SNAPSHOT_GIT_TAG)
 
 push:
 	docker push $(GIT_TAG)

templates/take_snapshot.sh

@@ -10,5 +10,5 @@ docker cp snapshot.sh emulator:/snapshot.sh
 docker cp snapshot.expect emulator:/snapshot.expect
 docker exec -t emulator bash -c "bash /snapshot.sh; exit"
 echo "Creating new image"
-docker commit -m "Snapshot!" --change "CMD [\"/start.sh\"]" emulator agoda/docker-emulator-{{ platform }}-snapshot
+docker commit -m "Snapshot!" --change "CMD [\"/start.sh\"]" emulator agoda/docker-emulator-snapshot-{{ platform }}
 docker rm -f emulator