Minor changes

clusterman/commands/frontend.py

@@ -1,6 +1,6 @@
 import os, json, re
 from clusterman.config import CONF
-
+from clusterman.commands.node import get_node_in_group
 
 def info():
     nodes=None
@@ -20,18 +20,10 @@ def info():
     # Groups
     print("Node groups: ",end="")
     if len(CONF["cluster"]["groups"]) > 0:
-        pattern=None
+        content=list()
         for group in CONF["cluster"]["groups"].keys():
-            if not pattern == None:
-                print(", ", end="")
-            pattern = re.compile(CONF["cluster"]["groups"][group])
-            count=0
-            if not nodes == None:
-                for ip in nodes:
-                    if pattern.match(ip):
-                        count=count+1
-            print("{}({})".format(group,count),end="")
-        print()
+            content.append("{}({})".format(group,len(get_node_in_group(group))))
+        print(", ".join(content))
     else:
         print("NA")
 

clusterman/commands/node.py

@@ -2,6 +2,25 @@ import os, json, time, re, sys
 from clusterman.config import CONF
 
 
+def get_node_in_group(group):
+    nodes_path=CONF.NODE_FILE
+    nodes=None
+    if os.path.exists(nodes_path):
+        with open(nodes_path) as f:
+            nodes=json.load(f)
+    # Search
+    ingroup=list()
+    if nodes is not None and group in CONF["cluster"]["groups"]:
+        patterns=[re.compile(pattern) for pattern in CONF["cluster"]["groups"][group]]
+        for node in nodes:
+            for pattern in patterns:
+                if pattern.match(node):
+                    ingroup.append(node)
+                    break;
+    return ingroup
+        
+    
+
 def ls(group=None):
     nodes_path=CONF.NODE_FILE
     nodes=None
@@ -11,20 +30,12 @@ def ls(group=None):
     else:
         print("Please perform a scan before")
         exit(0)
-    # Setup group pattern
-    pattern=None
-    if group is not None:
-        if group in CONF["cluster"]["groups"]:
-            pattern = re.compile(CONF["cluster"]["groups"][group])
-        else:
-            print("Group {} not found".format(group))
-            sys.exit(1)
     # Print nodes
-    for node in nodes:
-        if pattern is not None:
-            if pattern.match(node):
-                print(node)
-        else:
+    if group is not None:
+        for node in get_node_in_group(group):
+            print(node)
+    else:
+        for node in nodes:
             print(node)
 
 def scan(timeout):

clusterman/config.py

@@ -14,7 +14,7 @@ class Config:
             "ip4_to": "10.128.0.140",
             "ip4_ignore": ["10.0.0.5", "10.0.0.1"],
             "groups": {
-                "all": "*"
+                "all": [".*"]
             }
         },
         "plugins": { "ls": "ls -al" },