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 # split provided fields
44 [native,related,tags,rejected] = Row.split_fields(node_fields,[Node.fields,Node.related_fields,Node.tags])
47 raise PLCInvalidArgument, "Cannot update Node column(s) %r"%rejected
49 # Remove admin only fields
50 if 'admin' not in self.caller['roles']:
51 for key in 'key', 'session', 'boot_nonce', 'site_id':
52 if native.has_key(key):
55 # Get account information
56 nodes = Nodes(self.api, [node_id_or_hostname])
58 raise PLCInvalidArgument, "No such node %r"%node_id_or_hostname
61 if node['peer_id'] is not None:
62 raise PLCInvalidArgument, "Not a local node %r"%node_id_or_hostname
64 # Authenticated function
65 assert self.caller is not None
67 # If we are not an admin, make sure that the caller is a
68 # member of the site at which the node is located.
69 if 'admin' not in self.caller['roles']:
70 if node['site_id'] not in self.caller['site_ids']:
71 raise PLCPermissionDenied, "Not allowed to delete nodes from specified site"
73 # Make requested associations
74 for (k,v) in related.iteritems():
75 node.associate(auth, k,v)
78 node.update_last_updated(commit=False)
79 node.sync(commit=True)
81 for (tagname,value) in tags.iteritems():
82 # the tagtype instance is assumed to exist, just check that
83 if not TagTypes(self.api,{'tagname':tagname}):
84 raise PLCInvalidArgument,"No such TagType %s"%tagname
85 node_tags=NodeTags(self.api,{'tagname':tagname,'node_id':node['node_id']})
87 AddNodeTag(self.api).__call__(auth,node['node_id'],tagname,value)
89 UpdateNodeTag(self.api).__call__(auth,node_tags[0]['node_tag_id'],value)
92 self.event_objects = {'Node': [node['node_id']]}
93 if 'hostname' in node:
94 self.message = 'Node %s updated'%node['hostname']
96 self.message = 'Node %d updated'%node['node_id']
97 self.message += " [%s]." % (", ".join(node_fields.keys()),)
98 if 'boot_state' in node_fields.keys():
99 self.message += ' boot_state updated to %s' % node_fields['boot_state']