make read-only a Parameter attribute

[plcapi.git] / PLC / Nodes.py

diff --git a/PLC/Nodes.py b/PLC/Nodes.py
index 35b1ab4..7930ab1 100644 (file)
--- a/PLC/Nodes.py
+++ b/PLC/Nodes.py
@@ -4,7 +4,7 @@
 # Mark Huang <mlhuang@cs.princeton.edu>
 # Copyright (C) 2006 The Trustees of Princeton University
 #
-# $Id: Nodes.py,v 1.6 2006/10/02 15:21:03 mlhuang Exp $
+# $Id: Nodes.py,v 1.7 2006/10/02 16:04:42 mlhuang Exp $
 #
 
 from types import StringTypes
@@ -33,16 +33,16 @@ class Node(Row):
         'boot_nonce': Parameter(str, "(Admin only) Random value generated by the node at last boot", max = 128),
         'version': Parameter(str, "Apparent Boot CD version", max = 64),
         'ssh_rsa_key': Parameter(str, "Last known SSH host key", max = 1024),
-        'date_created': Parameter(str, "Date and time when node entry was created"),
-        'last_updated': Parameter(str, "Date and time when node entry was created"),
+        'date_created': Parameter(str, "Date and time when node entry was created", ro = True),
+        'last_updated': Parameter(str, "Date and time when node entry was created", ro = True),
         'key': Parameter(str, "(Admin only) Node key", max = 256),
         'session': Parameter(str, "(Admin only) Node session value", max = 256),
-        'nodenetwork_ids': Parameter([int], "List of network interfaces that this node has"),
-        'nodegroup_ids': Parameter([int], "List of node groups that this node is in"),
-        # 'conf_file_ids': Parameter([int], "List of configuration files specific to this node"),
-        # 'root_person_ids': Parameter([int], "(Admin only) List of people who have root access to this node"),
-        'slice_ids': Parameter([int], "List of slices on this node"),
-        # 'pcu_ids': Parameter([int], "List of PCUs that control this node"),
+        'nodenetwork_ids': Parameter([int], "List of network interfaces that this node has", ro = True),
+        'nodegroup_ids': Parameter([int], "List of node groups that this node is in", ro = True),
+        # 'conf_file_ids': Parameter([int], "List of configuration files specific to this node", ro = True),
+        # 'root_person_ids': Parameter([int], "(Admin only) List of people who have root access to this node", ro = True),
+        'slice_ids': Parameter([int], "List of slices on this node", ro = True),
+        # 'pcu_ids': Parameter([int], "List of PCUs that control this node", ro = True),
         }
 
     def __init__(self, api, fields):
@@ -99,11 +99,10 @@ class Node(Row):
 
         # Filter out fields that cannot be set or updated directly
         nodes_fields = self.api.db.fields('nodes')
-        fields = dict(filter(lambda (key, value): key in nodes_fields,
+        fields = dict(filter(lambda (key, value): \
+                             key in nodes_fields and \
+                             (key not in self.fields or not self.fields[key].ro),
                              self.items()))
-        for ro_field in 'date_created', 'last_updated':
-            if ro_field in fields:
-                del fields[ro_field]
 
         # Parameterize for safety
         keys = fields.keys()