docs/docker-compose: Tolerate empty TEUTH_BRANCH

Signed-off-by: Zack Cerza <zack@redhat.com>

diff --git a/docs/docker-compose/teuthology/teuthology.sh b/docs/docker-compose/teuthology/teuthology.sh
index bb5890331014780c9c7f8027c039efeba3abd0bc..0378f93d44c62fe702e6793e3abddcba759f6563 100755 (executable)
--- a/docs/docker-compose/teuthology/teuthology.sh
+++ b/docs/docker-compose/teuthology/teuthology.sh
@@ -16,8 +16,11 @@ else
 fi
 export MACHINE_TYPE=${MACHINE_TYPE:-testnode}
 if [ -z "$TEUTHOLOGY_WAIT" ]; then
+    if [ -n "$TEUTH_BRANCH" ]; then
+      TEUTH_BRANCH_FLAG="--teuthology-branch $TEUTH_BRANCH"
+    fi
     teuthology-suite -v \
-        --teuthology-branch $TEUTH_BRANCH \
+        $TEUTH_BRANCH_FLAG \
         --ceph-repo https://github.com/ceph/ceph.git \
         --suite-repo https://github.com/ceph/ceph.git \
         -c main \