Add bats script to replace test_docker.sh

Remove Makefile in favor of run.sh script or manual instructions.
Update readme to reflect instructions for running integration tests.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)

contrib/docker-integration/tls.bats

@@ -0,0 +1,96 @@
+# Registry host name, should be set to non-localhost address and match
+# DNS name in nginx/ssl certificates and what is installed in /etc/docker/cert.d
+hostname="localregistry"
+
+image="hello-world:latest"
+
+# Login information, should match values in nginx/test.passwd
+user="testuser"
+password="passpassword"
+email="distribution@docker.com"
+
+function setup() {
+	docker pull $image
+}
+
+# has_digest enforces the last output line is "Digest: sha256:..."
+# the input is the name of the array containing the output lines
+function has_digest() {
+	name=$1[@]
+	lines=("${!name}")
+	length=${#lines[@]}
+	digest_idx=$((length-1))
+	value=${lines[$digest_idx]}
+	result=$(echo "$value"|cut -d':' -f1,2)
+	[ "$result" = "Digest: sha256" ]
+}
+
+function login() {
+	run docker login -u $user -p $password -e $email $1
+	[ "$status" -eq 0 ]
+	# First line is WARNING about credential save
+	[ "${lines[1]}" = "Login Succeeded" ]
+}
+
+@test "Test valid certificates" {
+	docker tag -f $image $hostname:5440/$image
+	run docker push $hostname:5440/$image
+	[ "$status" -eq 0 ]
+	has_digest lines
+}
+
+@test "Test basic auth" {
+	login $hostname:5441
+	docker tag -f $image $hostname:5441/$image
+	run docker push $hostname:5441/$image
+	[ "$status" -eq 0 ]
+	has_digest lines
+}
+
+@test "Test TLS client auth" {
+	docker tag -f $image $hostname:5442/$image
+	run docker push $hostname:5442/$image
+	[ "$status" -eq 0 ]
+	has_digest lines
+}
+
+@test "Test TLS client with invalid certificate authority fails" {
+	docker tag -f $image $hostname:5443/$image
+	run docker push $hostname:5443/$image
+	[ "$status" -ne 0 ]
+}
+
+@test "Test basic auth with TLS client auth" {
+	login $hostname:5444
+	docker tag -f $image $hostname:5444/$image
+	run docker push $hostname:5444/$image
+	[ "$status" -eq 0 ]
+	has_digest lines
+}
+
+@test "Test unknown certificate authority fails" {
+	docker tag -f $image $hostname:5445/$image
+	run docker push $hostname:5445/$image
+	[ "$status" -ne 0 ]
+}
+
+@test "Test basic auth with unknown certificate authority fails" {
+	run login $hostname:5446
+	[ "$status" -ne 0 ]
+	docker tag -f $image $hostname:5446/$image
+	run docker push $hostname:5446/$image
+	[ "$status" -ne 0 ]
+}
+
+@test "Test TLS client auth to server with unknown certificate authority fails" {
+	docker tag -f $image $hostname:5447/$image
+	run docker push $hostname:5447/$image
+	[ "$status" -ne 0 ]
+}
+
+@test "Test failure to connect to server fails to fallback to SSLv3" {
+	docker tag -f $image $hostname:5448/$image
+	run docker push $hostname:5448/$image
+	[ "$status" -ne 0 ]
+}
+