xci: config: env-vars: Allow git urls overrides

It's useful to be able to pick alternative git repositories
for the deployment. This facilitates testing in-flight features
or simply save some bandwidth by keeping internal mirrors.

Change-Id: I3eb2e48da1e91f6a52bb3ba14c22f0902c6cd777
Signed-off-by: Markos Chandras <mchandras@suse.de>

diff --git a/xci/config/env-vars b/xci/config/env-vars
index f188149..04c10c0 100755 (executable)
--- a/xci/config/env-vars
+++ b/xci/config/env-vars
@@ -2,14 +2,18 @@
 # !!! Changing or overriding these will most likely break everything altogether !!!
 #    Please do not change these settings if you are not developing for XCI!
 #-------------------------------------------------------------------------------
-export OPNFV_RELENG_GIT_URL=https://gerrit.opnfv.org/gerrit/releng-xci.git
-export OPENSTACK_BIFROST_GIT_URL=https://git.openstack.org/openstack/bifrost
-export OPENSTACK_OSA_GIT_URL=https://git.openstack.org/openstack/openstack-ansible
-export OPENSTACK_OSA_OPENRC_GIT_URL=https://git.openstack.org/openstack/openstack-ansible-openstack_openrc
+
+# Repositories
+export OPNFV_RELENG_GIT_URL=${OPNFV_RELENG_GIT_URL:-https://gerrit.opnfv.org/gerrit/releng-xci.git}
+export OPENSTACK_BIFROST_GIT_URL=${OPENSTACK_BIFROST_GIT_URL:-https://git.openstack.org/openstack/bifrost}
+export OPENSTACK_OSA_GIT_URL=${OPENSTACK_OSA_GIT_URL:-https://git.openstack.org/openstack/openstack-ansible}
+export OPENSTACK_OSA_OPENRC_GIT_URL=${OPENSTACK_OSA_OPENRC_GIT_URL:-https://git.openstack.org/openstack/openstack-ansible-openstack_openrc}
+export KUBESPRAY_GIT_URL=${KUBESPRAY_GIT_URL:-https://github.com/kubernetes-incubator/kubespray.git}
+export OPENSTACK_OSA_HAPROXY_GIT_URL=${OPENSTACK_OSA_HAPROXY_GIT_URL:-https://git.openstack.org/openstack/openstack-ansible-haproxy_server}
+export KEEPALIVED_GIT_URL=${KEEPALIVED_GIT_URL:-https://github.com/evrardjp/ansible-keepalived}
+
+# Configuration
 export OPENSTACK_OSA_ETC_PATH=/etc/openstack_deploy
-export KUBESPRAY_GIT_URL=https://github.com/kubernetes-incubator/kubespray.git
-export OPENSTACK_OSA_HAPROXY_GIT_URL=https://git.openstack.org/openstack/openstack-ansible-haproxy_server
-export KEEPALIVED_GIT_URL=https://github.com/evrardjp/ansible-keepalived
 export OPNFV_HOST_IP=192.168.122.2
 export XCI_FLAVOR_ANSIBLE_FILE_PATH=$XCI_PATH/xci/installer/$XCI_INSTALLER/files/$XCI_FLAVOR
 export CI_LOOP=${CI_LOOP:-daily}