obs: create-repo-branch.sh: New script to create OBS repos.

If want to create pkgs based in new branch, this script will create
all the empty repositories in OBS for each kata package.

Then we can point use the rest of scripts to push changes to this new repo.

Signed-off-by: Jose Carlos Venegas Munoz <jose.carlos.venegas.munoz@intel.com>

obs-packaging/scripts/obs-docker.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+# Copyright (c) 2018 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+_obs_docker_packaging_repo_dir=$(cd $(basename "${BASH_SOURCE[0]}"/../..) && pwd)
+GO_ARCH=$(go env GOARCH)
+
+docker_run() {
+	local cmd="$*"
+	local obs_image="obs-kata"
+	#where results will be stored
+	local host_datadir="${PWD}/pkgs"
+	local cache_dir=${PWD}/obs-cache
+	sudo docker build \
+		--quiet \
+		--build-arg http_proxy="${http_proxy:-}" \
+		--build-arg GO_ARCH="${GO_ARCH}" \
+		--build-arg https_proxy="${https_proxy:-}" \
+		-t $obs_image "${_obs_docker_packaging_repo_dir}/obs-packaging"
+
+	sudo docker run \
+		--rm \
+		--env http_proxy="${http_proxy:-}" \
+		--env https_proxy="${https_proxy:-}" \
+		--env no_proxy="${no_proxy:-}" \
+		--env GO_ARCH="${GO_ARCH}" \
+		--env PUSH="${PUSH:-}" \
+		--env DEBUG="${DEBUG:-}" \
+		--env OBS_SUBPROJECT="${OBS_SUBPROJECT:-}" \
+		-v "${cache_dir}":/var/tmp/osbuild-packagecache/ \
+		-v "${_obs_docker_packaging_repo_dir}":"${_obs_docker_packaging_repo_dir}" \
+		-v "${host_datadir}":/var/packaging \
+		-v "${HOME}/.oscrc":/root/.oscrc \
+		-v "${PWD}":"${PWD}" \
+		-w "${PWD}" \
+		-ti "${obs_image}" bash -c "${cmd}"
+}