mgr/dashboard: Fix env vars of `run-tox.sh`

Fixes: http://tracker.ceph.com/issues/38798
Signed-off-by: Patrick Nawracay <pnawracay@suse.com>
(cherry picked from commit 5dee0b6a87753d8b7ff295f9a29c6eb407d17ccd)

diff --git a/src/pybind/mgr/dashboard/run-tox.sh b/src/pybind/mgr/dashboard/run-tox.sh
index 33a7db0cef274d169a5168e2232e9e6ce740046c..412754656494d45e841a4ba44c19626d8fe96fd2 100755 (executable)
--- a/src/pybind/mgr/dashboard/run-tox.sh
+++ b/src/pybind/mgr/dashboard/run-tox.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env bash
 
 # run from ./ or from ../
+: ${CEPH_BUILD_DIR:=$PWD/.tox}
 : ${MGR_DASHBOARD_VIRTUALENV:=$CEPH_BUILD_DIR/mgr-dashboard-virtualenv}
 : ${WITH_PYTHON2:=ON}
 : ${WITH_PYTHON3:=ON}
-: ${CEPH_BUILD_DIR:=$PWD/.tox}
 test -d dashboard && cd dashboard
 
 if [ -e tox.ini ]; then