list: Support json format when listing all jails

usr/local/share/bastille/list.sh

@@ -242,25 +242,35 @@ fi
 TARGET=""
 
 # Handle options.
+OPT_JSON=0
+OPT_ALL=0
 while [ "$#" -gt 0 ]; do
     case "${1}" in
 	-h|--help|help)
 	    usage
 	    ;;
         -a|--all|all)
-            list_all
-            exit 0
+	    OPT_ALL=1
+            shift
             ;;
 	-j|--json)
-	    /usr/sbin/jls -N --libxo json
-            exit 0
+            OPT_JSON=1
+	    shift
             ;;
         -x|--debug)
             enable_debug
-            shift
+	    shift
             ;;
         -*)
-            error_exit "Unknown option: \"${1}\""
+            for _opt in $(echo ${1} | sed 's/-//g' | fold -w1); do
+                case ${_opt} in
+                    a) OPT_ALL=1 ;;
+                    j) OPT_JSON=1 ;;
+                    x) enable_debug ;;
+                    *) error_exit "Unknown Option: \"${1}\""
+                esac
+            done
+            shift
             ;;
         *)
             break
@@ -268,6 +278,15 @@ while [ "$#" -gt 0 ]; do
     esac
 done
 
+# List json format, otherwise list all jails
+if [ "${OPT_ALL}" -eq 1 ] && [ "${OPT_JSON}" -eq 1 ]; then
+    list_all | awk 'BEGIN {print "["} NR>1 {print "{"JID": "" $1 "", "State": "" $2 "", "IP_Address": "" $3 "", "Hostname": "" $5 "", "Release": "" $6 "", "Path": "" $7 ""},"} END {print "]"}' | sed '$s/,//'
+elif [ "${OPT_ALL}" -eq 0 ] && [ "${OPT_JSON}" -eq 1 ]; then
+    /usr/sbin/jls -N --libxo json
+elif [ "${OPT_ALL}" -eq 1 ] && [ "${OPT_JSON}" -eq 0 ]; then
+    list_all
+fi
+
 if [ "$#" -gt 0 ]; then
     case "${1}" in
         port|ports)