@@ -1,30 +1,8 @@

 .PHONY: all binary build cross default docs docs-build docs-shell shell test test-docker-py test-integration-cli test-unit validate

 # get OS/Arch of docker engine

-DOCKER_OSARCH := $(shell bash -c 'source hack/make/.detect-daemon-osarch && echo $${DOCKER_ENGINE_OSARCH:+$$DOCKER_CLIENT_OSARCH}')

-# default for linux/amd64 and others

-DOCKERFILE := Dockerfile

-# switch to different Dockerfile for linux/arm

-ifeq ($(DOCKER_OSARCH), linux/arm)

-	DOCKERFILE := Dockerfile.armhf

-else

-ifeq ($(DOCKER_OSARCH), linux/arm64)

-	DOCKERFILE := Dockerfile.aarch64

-else

-ifeq ($(DOCKER_OSARCH), linux/ppc64le)

-	DOCKERFILE := Dockerfile.ppc64le

-else

-ifeq ($(DOCKER_OSARCH), linux/s390x)

-	DOCKERFILE := Dockerfile.s390x

-else

-ifeq ($(DOCKER_OSARCH), windows/amd64)

-	DOCKERFILE := Dockerfile.windows

-endif

-endif

-endif

-endif

-endif

-export DOCKERFILE

+DOCKER_OSARCH := $(shell bash -c 'source hack/make/.detect-daemon-osarch && echo $${DOCKER_ENGINE_OSARCH:-$$DOCKER_CLIENT_OSARCH}')

+DOCKERFILE := $(shell bash -c 'source hack/make/.detect-daemon-osarch && echo $${DOCKERFILE}')

 # env vars passed through directly to Docker's build scripts

 # to allow things like `make DOCKER_CLIENTONLY=1 binary` easily

@@ -37,7 +15,6 @@ DOCKER_ENVS := \

 	-e DOCKER_CLIENTONLY \

 	-e DOCKER_DEBUG \

 	-e DOCKER_EXPERIMENTAL \

-	-e DOCKERFILE \

 	-e DOCKER_GRAPHDRIVER \

 	-e DOCKER_INCREMENTAL_BINARY \

 	-e DOCKER_REMAP_ROOT \

@@ -1,34 +1,66 @@

 #!/bin/bash

 set -e

+docker-version-osarch() {

+	local target="$1" # "Client" or "Server"

+	local fmtStr="{{.${target}.Os}}/{{.${target}.Arch}}"

+	if docker version -f "$fmtStr" 2>/dev/null; then

+		# if "docker version -f" works, let's just use that!

+		return

+	fi

+	docker version | awk '

+		$1 ~ /^(Client|Server):$/ { section = 0 }

+		$1 == "'"$target"':" { section = 1; next }

+		section && $1 == "OS/Arch:" { print $2 }

+

+		# old versions of Docker

+		$1 == "OS/Arch" && $2 == "('"${target,,}"'):" { print $3 }

+	'

+}

+

 # Retrieve OS/ARCH of docker daemon, eg. linux/amd64

-export DOCKER_ENGINE_OSARCH="$(docker version | awk '

-	$1 == "Client:" { server = 0; next }

-	$1 == "Server:" { server = 1; next }

-	server && $1 == "OS/Arch:" { print $2 }

-')"

+export DOCKER_ENGINE_OSARCH="$(docker-version-osarch 'Server')"

 export DOCKER_ENGINE_GOOS="${DOCKER_ENGINE_OSARCH%/*}"

 export DOCKER_ENGINE_GOARCH="${DOCKER_ENGINE_OSARCH##*/}"

 DOCKER_ENGINE_GOARCH=${DOCKER_ENGINE_GOARCH:=amd64}

 # and the client, just in case

-export DOCKER_CLIENT_OSARCH="$(docker version | awk '

-	$1 == "Client:" { client = 1; next }

-	$1 == "Server:" { client = 0; next }

-	client && $1 == "OS/Arch:" { print $2 }

-')"

+export DOCKER_CLIENT_OSARCH="$(docker-version-osarch 'Client')"

+export DOCKER_CLIENT_GOOS="${DOCKER_CLIENT_OSARCH%/*}"

+export DOCKER_CLIENT_GOARCH="${DOCKER_CLIENT_OSARCH##*/}"

+DOCKER_CLIENT_GOARCH=${DOCKER_CLIENT_GOARCH:=amd64}

 # Retrieve the architecture used in contrib/builder/(deb|rpm)/$PACKAGE_ARCH/

-PACKAGE_ARCH="amd64"

-case "$DOCKER_ENGINE_OSARCH" in

-	linux/arm)

+PACKAGE_ARCH='amd64'

+case "${DOCKER_ENGINE_GOARCH:-$DOCKER_CLIENT_GOARCH}" in

+	arm)

 		PACKAGE_ARCH='armhf'

 		;;

-	linux/ppc64le)

-		PACKAGE_ARCH='ppc64le'

+	arm64)

+		PACKAGE_ARCH='aarch64'

 		;;

-	linux/s390x)

-		PACKAGE_ARCH='s390x'

+	amd64|ppc64le|s390x)

+		PACKAGE_ARCH="${DOCKER_ENGINE_GOARCH:-$DOCKER_CLIENT_GOARCH}"

+		;;

+	*)

+		echo >&2 "warning: not sure how to convert '$DOCKER_ENGINE_GOARCH' to a 'Docker' arch, assuming '$PACKAGE_ARCH'"

 		;;

 esac

 export PACKAGE_ARCH

+

+DOCKERFILE='Dockerfile'

+TEST_IMAGE_NAMESPACE=

+case "$PACKAGE_ARCH" in

+	amd64)

+		case "${DOCKER_ENGINE_GOOS:-$DOCKER_CLIENT_GOOS}" in

+			windows)

+				DOCKERFILE='Dockerfile.windows'

+				;;

+		esac

+		;;

+	*)

+		DOCKERFILE="Dockerfile.$PACKAGE_ARCH"

+		TEST_IMAGE_NAMESPACE="$PACKAGE_ARCH"

+		;;

+esac

+export DOCKERFILE TEST_IMAGE_NAMESPACE

@@ -9,25 +9,9 @@ images=(

 	hello-world:latest

 )

-imagePrefix=

-case "$DOCKER_ENGINE_OSARCH" in

-	linux/arm)

-		imagePrefix='armhf'

-		;;

-	linux/arm64)

-		imagePrefix='aarch64'

-		;;

-	linux/ppc64le)

-		imagePrefix='ppc64le'

-		;;

-	linux/s390x)

-		imagePrefix='s390x'

-		;;

-esac

-

-if [ "$imagePrefix" ]; then

+if [ "$TEST_IMAGE_NAMESPACE" ]; then

 	for (( i = 0; i < ${#images[@]}; i++ )); do

-		images[$i]="$imagePrefix/${images[$i]}"

+		images[$i]="$TEST_IMAGE_NAMESPACE/${images[$i]}"

 	done

 fi

@@ -58,7 +42,7 @@ if ! docker inspect "${images[@]}" &> /dev/null; then

 					inCont = 0;

 				}

 			}

-		' "${DOCKERFILE:=Dockerfile}" | sh -x

+		' "$DOCKERFILE" | sh -x

 		# Do not use a subshell for the following command. Windows to Linux CI

 		# runs bash 3.x so will not trap an error in a subshell.

 		# http://stackoverflow.com/questions/22630363/how-does-set-e-work-with-subshells

@@ -66,9 +50,9 @@ if ! docker inspect "${images[@]}" &> /dev/null; then

 	fi

 fi

-if [ "$imagePrefix" ]; then

+if [ "$TEST_IMAGE_NAMESPACE" ]; then

 	for image in "${images[@]}"; do

-		target="${image#$imagePrefix/}"

+		target="${image#$TEST_IMAGE_NAMESPACE/}"

 		if [ "$target" != "$image" ]; then

 			# tag images to ensure that all integrations work with the defined image names

 			docker tag "$image" "$target"