fix(bin/emqx): print usage when no command given

2022-01-12 08:18:44 +01:00 · 2022-01-12 08:18:44 +01:00 · 635b056e03
parent 32d1547c03
commit 635b056e03
1 changed files with 5 additions and 0 deletions
--- a/bin/emqx
+++ b/bin/emqx
@ -199,6 +199,11 @@ usage() {

 COMMAND="${1:-}"

+if [ -z "$COMMAND" ]; then
+    usage 'nil'
+    exit 1
+fi
+
 if [ "${2:-}" = 'help' ]; then
    ## 'ctl' command has its own usage info
    if [ "$COMMAND" != 'ctl' ]; then