Add tool get_logs.py to download node logs

Change-Id: I834b699ed8968d70b20bf343e4f46df465fc4f5e
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index 5e7995c..0bfb463 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -398,12 +398,12 @@
             "docker ps > /root/\$(hostname -f)/dump_docker_ps.txt;"
             "docker service ls > "
             "  /root/\$(hostname -f)/dump_docker_services_ls.txt;"
-            "for SERVICE in \$(docker service ls | awk '{ print $2 }'); "
+            "for SERVICE in \$(docker service ls | awk '{ print \$2 }'); "
             "  do docker service ps --no-trunc 2>&1 \$SERVICE >> "
             "    /root/\$(hostname -f)/dump_docker_service_ps.txt;"
             "  done;"
-            "for SERVICE in \$(docker service ls | awk '{ print $2 }'); "
-            "  do docker service logs 2>&1 \$SERVICE > "
+            "for SERVICE in \$(docker service ls | awk '{ print \$2 }'); "
+            "  do timeout 30 docker service logs --no-trunc 2>&1 \$SERVICE > "
             "    /root/\$(hostname -f)/dump_docker_service_\${SERVICE}_logs;"
             "  done;"
             "vgdisplay > /root/\$(hostname -f)/dump_vgdisplay.txt;"