Merge from trunk

[plcapi.git] / trunk / PLC / Methods / BootUpdateNode.py

diff --git a/trunk/PLC/Methods/BootUpdateNode.py b/trunk/PLC/Methods/BootUpdateNode.py
new file mode 100644 (file)
index 0000000..52381cb
--- /dev/null
+++ b/trunk/PLC/Methods/BootUpdateNode.py
@@ -0,0 +1,64 @@
+from PLC.Faults import *
+from PLC.Method import Method
+from PLC.Parameter import Parameter, Mixed
+from PLC.Auth import Auth, BootAuth, SessionAuth
+from PLC.Nodes import Node, Nodes
+from PLC.NodeNetworks import NodeNetwork, NodeNetworks
+
+can_update = lambda (field, value): field in \
+             ['method', 'mac', 'gateway', 'network',
+              'broadcast', 'netmask', 'dns1', 'dns2']
+
+class BootUpdateNode(Method):
+    """
+    Allows the calling node to update its own record. Only the primary
+    network can be updated, and the node IP cannot be changed.
+
+    Returns 1 if updated successfully.
+    """
+
+    roles = ['node']
+
+    nodenetwork_fields = dict(filter(can_update, NodeNetwork.fields.items()))
+
+    accepts = [
+        Mixed(BootAuth(), SessionAuth()),
+        {'boot_state': Node.fields['boot_state'],
+         'primary_network': nodenetwork_fields,
+         'ssh_host_key': Node.fields['ssh_rsa_key']}
+        ]
+
+    returns = Parameter(int, '1 if successful')
+
+    def call(self, auth, node_fields):
+        # Update node state
+        if node_fields.has_key('boot_state'):
+            self.caller['boot_state'] = node_fields['boot_state']
+        if node_fields.has_key('ssh_host_key'):
+            self.caller['ssh_rsa_key'] = node_fields['ssh_host_key']
+
+        # Update primary node network state
+        if node_fields.has_key('primary_network'):
+            primary_network = node_fields['primary_network'] 
+
+            if 'nodenetwork_id' not in primary_network:
+                raise PLCInvalidArgument, "Node network not specified"
+            if primary_network['nodenetwork_id'] not in self.caller['nodenetwork_ids']:
+                raise PLCInvalidArgument, "Node network not associated with calling node"
+
+            nodenetworks = NodeNetworks(self.api, [primary_network['nodenetwork_id']])
+            if not nodenetworks:
+                raise PLCInvalidArgument, "No such node network"
+            nodenetwork = nodenetworks[0]
+
+            if not nodenetwork['is_primary']:
+                raise PLCInvalidArgument, "Not the primary node network on record"
+
+            nodenetwork_fields = dict(filter(can_update, primary_network.items()))
+            nodenetwork.update(nodenetwork_fields)
+            nodenetwork.sync(commit = False)
+
+        self.caller.sync(commit = True)
+       self.message = "Node updated: %s" % ", ".join(node_fields.keys())
+
+        return 1