src_root /root/contrail
build_root /root/contrail/build/debug
vtest_py_venv_root /root/contrail/build/debug/vrouter/utils/vtest_py_venv
vtest_py_src_root /root/contrail/vrouter/utils/vtest_py
vtest_py_venv_sock_dir /root/contrail/build/debug/vrouter/utils/vtest_py_venv/sock/