Minor changes

clusterman/commands/frontend.py

@@ -1,9 +1,7 @@
-import os, json
+import os, json, re
 from clusterman.config import CONF
 
 
-
-
 def info():
     nodes=None
     if os.path.exists(CONF.NODE_FILE):
@@ -22,7 +20,17 @@ def info():
     # Groups
     print("Node groups: ",end="")
     if len(CONF["cluster"]["groups"]) > 0:
-        print(",".join(CONF["cluster"]["groups"].keys()))
+        pattern=None
+        for group in CONF["cluster"]["groups"].keys():
+            if not pattern == None:
+                print(", ", end="")
+            pattern = re.compile(CONF["cluster"]["groups"][group])
+            count=0
+            for ip in nodes:
+                if pattern.match(ip):
+                    count=count+1
+            print("{}({})".format(group,count),end="")
+        print()
     else:
         print("NA")