-mkdir -p ${WORKSPACE}/archives
-
-ssh ${ODL_SYSTEM_IP} "mkdir /tmp/controller_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/controller_sos/ --name controller_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
-ssh ${ODL_SYSTEM_IP} "sudo chmod -R 0777 /tmp/controller_sos/; tar cvzf /tmp/controller_sos.tar.gz /tmp/controller_sos"
-scp ${ODL_SYSTEM_IP}:/tmp/controller_sos.tar.gz ${WORKSPACE}/archives/controller_sos.tar.gz
-gunzip ${WORKSPACE}/archives/controller_sos.tar.gz
-tar -xvf ${WORKSPACE}/archives/controller_sos.tar -C ${WORKSPACE}/archives/
-
-ssh ${OPENSTACK_COMPUTE_NODE_1_IP} "mkdir /tmp/compute_1_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/compute_1_sos/ --name compute_1_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
-ssh ${OPENSTACK_COMPUTE_NODE_1_IP} "sudo chmod -R 0777 /tmp/compute_1_sos/; tar cvzf /tmp/compute_1_sos.tar.gz /tmp/compute_1_sos"
-scp ${OPENSTACK_COMPUTE_NODE_1_IP}:/tmp/compute_1_sos.tar.gz ${WORKSPACE}/archives/compute_1_sos.tar.gz
-gunzip ${WORKSPACE}/archives/compute_1_sos.tar.gz
-tar -xvf ${WORKSPACE}/archives/compute_1_sos.tar -C ${WORKSPACE}/archives/
-
-ssh ${OPENSTACK_COMPUTE_NODE_2_IP} "mkdir /tmp/compute_2_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/compute_2_sos/ --name compute_2_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
-ssh ${OPENSTACK_COMPUTE_NODE_2_IP} "sudo chmod -R 0777 /tmp/compute_2_sos/; tar cvzf /tmp/compute_2_sos.tar.gz /tmp/compute_2_sos"
-scp ${OPENSTACK_COMPUTE_NODE_2_IP}:/tmp/compute_2_sos.tar.gz ${WORKSPACE}/archives/compute_2_sos.tar.gz
-gunzip ${WORKSPACE}/archives/compute_2_sos.tar.gz
-tar -xvf ${WORKSPACE}/archives/compute_2_sos.tar -C ${WORKSPACE}/archives/
-
-mv ${WORKSPACE}/archives/tmp/* ${WORKSPACE}/archives/
-rm -rf ${WORKSPACE}/archives/tmp
+mkdir -p "${WORKSPACE}/archives"
+
+ssh "${ODL_SYSTEM_IP}" "mkdir /tmp/controller_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/controller_sos/ --name controller_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
+ssh "${ODL_SYSTEM_IP}" "sudo chmod -R 0777 /tmp/controller_sos/; tar cvzf /tmp/controller_sos.tar.gz /tmp/controller_sos"
+scp "${ODL_SYSTEM_IP}":/tmp/controller_sos.tar.gz "${WORKSPACE}/archives/controller_sos.tar.gz"
+gunzip "${WORKSPACE}/archives/controller_sos.tar.gz"
+tar -xvf "${WORKSPACE}/archives/controller_sos.tar" -C "${WORKSPACE}/archives/"
+
+ssh "${OPENSTACK_COMPUTE_NODE_1_IP}" "mkdir /tmp/compute_1_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/compute_1_sos/ --name compute_1_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
+ssh "${OPENSTACK_COMPUTE_NODE_1_IP}" "sudo chmod -R 0777 /tmp/compute_1_sos/; tar cvzf /tmp/compute_1_sos.tar.gz /tmp/compute_1_sos"
+scp "${OPENSTACK_COMPUTE_NODE_1_IP}":/tmp/compute_1_sos.tar.gz "${WORKSPACE}/archives/compute_1_sos.tar.gz"
+gunzip "${WORKSPACE}/archives/compute_1_sos.tar.gz"
+tar -xvf "${WORKSPACE}/archives/compute_1_sos.tar" -C "${WORKSPACE}/archives/"
+
+ssh "${OPENSTACK_COMPUTE_NODE_2_IP}" "mkdir /tmp/compute_2_sos; sudo sosreport --all-logs --batch --build --tmp-dir /tmp/compute_2_sos/ --name compute_2_report -o networking,openstack_glance,openstack_neutron,openstack_nova,opendaylight,openvswitch"
+ssh "${OPENSTACK_COMPUTE_NODE_2_IP}" "sudo chmod -R 0777 /tmp/compute_2_sos/; tar cvzf /tmp/compute_2_sos.tar.gz /tmp/compute_2_sos"
+scp "${OPENSTACK_COMPUTE_NODE_2_IP}":/tmp/compute_2_sos.tar.gz "${WORKSPACE}/archives/compute_2_sos.tar.gz"
+gunzip "${WORKSPACE}/archives/compute_2_sos.tar.gz"
+tar -xvf "${WORKSPACE}/archives/compute_2_sos.tar" -C "${WORKSPACE}/archives/"
+
+mv "${WORKSPACE}"/archives/tmp/* "${WORKSPACE}/archives/"
+rm -rf "${WORKSPACE}/archives/tmp"