2 from PLC.Faults import *
3 from PLC.Method import Method
4 from PLC.Parameter import Parameter, Mixed
5 from PLC.Table import Row
6 from PLC.Auth import Auth
8 from PLC.Nodes import Node, Nodes
9 from PLC.TagTypes import TagTypes
10 from PLC.NodeTags import NodeTags
11 from PLC.Methods.AddNodeTag import AddNodeTag
12 from PLC.Methods.UpdateNodeTag import UpdateNodeTag
14 can_update = ['hostname', 'boot_state', 'model', 'version','key', 'session', 'boot_nonce', 'site_id'] + \
15 Node.related_fields.keys()
17 class UpdateNode(Method):
19 Updates a node. Only the fields specified in node_fields are
20 updated, all other fields are left untouched.
22 PIs and techs can update only the nodes at their sites. Only
23 admins can update the key, session, and boot_nonce fields.
25 Returns 1 if successful, faults otherwise.
28 roles = ['admin', 'pi', 'tech']
30 node_fields = Row.accepted_fields(can_update,[Node.fields,Node.related_fields,Node.tags])
34 Mixed(Node.fields['node_id'],
35 Node.fields['hostname']),
39 returns = Parameter(int, '1 if successful')
41 def call(self, auth, node_id_or_hostname, node_fields):
43 node_fields = Row.check_fields (node_fields, self.accepted_fields)
45 # split provided fields
46 [native,related,tags,rejected] = Row.split_fields(node_fields,[Node.fields,Node.related_fields,Node.tags])
49 raise PLCInvalidArgument, "Cannot update Node column(s) %r"%rejected
51 # Remove admin only fields
52 if 'admin' not in self.caller['roles']:
53 for key in 'key', 'session', 'boot_nonce', 'site_id':
54 if native.has_key(key):
57 # Get account information
58 nodes = Nodes(self.api, [node_id_or_hostname])
60 raise PLCInvalidArgument, "No such node %r"%node_id_or_hostname
63 if node['peer_id'] is not None:
64 raise PLCInvalidArgument, "Not a local node %r"%node_id_or_hostname
66 # Authenticated function
67 assert self.caller is not None
69 # If we are not an admin, make sure that the caller is a
70 # member of the site at which the node is located.
71 if 'admin' not in self.caller['roles']:
72 if node['site_id'] not in self.caller['site_ids']:
73 raise PLCPermissionDenied, "Not allowed to delete nodes from specified site"
75 # Make requested associations
76 for (k,v) in related.iteritems():
77 node.associate(auth, k,v)
80 node.update_last_updated(commit=False)
81 node.sync(commit=True)
83 for (tagname,value) in tags.iteritems():
84 # the tagtype instance is assumed to exist, just check that
85 if not TagTypes(self.api,{'tagname':tagname}):
86 raise PLCInvalidArgument,"No such TagType %s"%tagname
87 node_tags=NodeTags(self.api,{'tagname':tagname,'node_id':node['node_id']})
89 AddNodeTag(self.api).__call__(auth,node['node_id'],tagname,value)
91 UpdateNodeTag(self.api).__call__(auth,node_tags[0]['node_tag_id'],value)
94 self.event_objects = {'Node': [node['node_id']]}
95 if 'hostname' in node:
96 self.message = 'Node %s updated'%node['hostname']
98 self.message = 'Node %d updated'%node['node_id']
99 self.message += " [%s]." % (", ".join(node_fields.keys()),)
100 if 'boot_state' in node_fields.keys():
101 self.message += ' boot_state updated to %s' % node_fields['boot_state']