Moved Declaration of dynamic content from Makefile to .env file for O…

…PENSTACK (#102)

* Moved Declaration of dynamic content from Makefile to .env file for Openstack

* Included .env in .gitignore

* Updated Makefile

* Updated Makefile to move the include command at top.

.gitignore

@@ -4,7 +4,7 @@
 /tmp/*
 /dev
 /hack/tools/bin
-
+.env
 .vscode
 .idea
 *.DS_Store

Makefile

@@ -2,6 +2,9 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
+include vendor/github.com/gardener/gardener/hack/tools.mk
+-include .env
+
 BINARY_PATH         := bin/
 REPO_ROOT           := $(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
 HACK_DIR            := $(REPO_ROOT)/hack
@@ -11,17 +14,7 @@ IMAGE_PREFIX        := $(REGISTRY)/extensions
 NAME                := machine-controller-manager-provider-openstack
 IMAGE_NAME          := $(IMAGE_PREFIX)/$(NAME)
 VERSION             := $(shell cat VERSION)
-CONTROL_NAMESPACE   := default
-CONTROL_KUBECONFIG  ?= dev/control-kubeconfig.yaml
-TARGET_KUBECONFIG   ?= dev/target-kubeconfig.yaml
-
-# Below ones are used in tests
-MACHINECLASS_V1 	:= dev/machineclassv1.yaml
-MACHINECLASS_V2 	:= 
-MCM_IMAGE			:= 
-MC_IMAGE			:= 
-# MCM_IMAGE			:= eu.gcr.io/gardener-project/gardener/machine-controller-manager:v0.42.0
-# MC_IMAGE			:= $(IMAGE_NAME):v0.6.0
+
 LEADER_ELECT 	    := "true"
 # If Integration Test Suite is to be run locally against clusters then export the below variable
 # with MCM deployment name in the cluster
@@ -32,7 +25,6 @@ MACHINE_CONTROLLER_MANAGER_DEPLOYMENT_NAME := machine-controller-manager
 #########################################
 
 TOOLS_DIR := hack/tools
-include vendor/github.com/gardener/gardener/hack/tools.mk
 
 #################################################
 # Rules for starting machine-controller locally