Merge pull request apache#289 from theopenlab/docker-machine-debug

Add --debug option for docker-machine for tracing issue

Author: liusheng

playbooks/docker-machine-functional-devstack/run.yaml

@@ -66,7 +66,7 @@
           export SHARED_NAME="bats-$DRIVER-test-shared-$(date +%s)"
           export MACHINE_BUGSNAG_API_TOKEN=no-report
           function machine() {
-              "$MACHINE_ROOT"/bin/"$MACHINE_BIN_NAME" "$@"
+              "$MACHINE_ROOT"/bin/"$MACHINE_BIN_NAME" "--debug $@"
           }
           export -f machine
           bats_tests="core-commands engine-options env_shell inspect_format regenerate-certs scp ssh-backends"

playbooks/docker-machine-functional-public-clouds/run.yaml

@@ -63,7 +63,7 @@
               export MACHINE_BUGSNAG_API_TOKEN=no-report
 
               function machine() {
-                  "$MACHINE_ROOT"/bin/"$MACHINE_BIN_NAME" "$@"
+                  "$MACHINE_ROOT"/bin/"$MACHINE_BIN_NAME" "--debug $@"
               }
               export -f machine
               EXIT_STATUS=0