Add conditional proxy values to Makefile

Need proxy values when image being built behind a firewall.

Change-Id: Ib0be7db3c6508cc69ca8db313b84d9cf2d56b0a4

Makefile

@@ -18,6 +18,9 @@ IMAGE_PREFIX               ?= attcomdev
 IMAGE_TAG                  ?= ocata
 HELM                       ?= helm
 LABEL                      ?= commit-id
+PROXY                      ?= http://proxy.foo.com:8000
+NO_PROXY                   ?= localhost,127.0.0.1,.svc.cluster.local
+USE_PROXY                  ?= false
 
 IMAGE := ${DOCKER_REGISTRY}/${IMAGE_PREFIX}/${IMAGE_NAME}:${IMAGE_TAG}
 
@@ -43,7 +46,18 @@ dry-run: clean
 # Make targets intended for use by the primary targets above.
 .PHONY: build_$(IMAGE_NAME)
 build_$(IMAGE_NAME):
-	docker build -t $(IMAGE) --label $(LABEL) -f Dockerfile .
+
+ifeq ($(USE_PROXY), true)
+	docker build --network host -t $(IMAGE) --label $(LABEL) -f Dockerfile \
+		--build-arg http_proxy=$(PROXY) \
+		--build-arg https_proxy=$(PROXY) \
+		--build-arg HTTP_PROXY=$(PROXY) \
+		--build-arg HTTPS_PROXY=$(PROXY) \
+		--build-arg no_proxy=$(NO_PROXY) \
+		--build-arg NO_PROXY=$(NO_PROXY) .
+else
+	docker build --network host -t $(IMAGE) --label $(LABEL) -f Dockerfile .
+endif
 
 .PHONY: clean
 clean:

tox.ini

@@ -5,6 +5,7 @@ skipsdist = True
 
 [testenv]
 usedevelop = True
+passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
 setenv =
    VIRTUAL_ENV={envdir}