# Mark Huang <mlhuang@cs.princeton.edu>
# Copyright (C) 2006 The Trustees of Princeton University
#
-# $Id: NodeNetworks.py,v 1.6 2006/10/10 20:27:13 mlhuang Exp $
+# $Id: NodeNetworks.py,v 1.15 2006/11/09 19:43:55 mlhuang Exp $
#
from types import StringTypes
from PLC.Faults import *
from PLC.Parameter import Parameter
+from PLC.Filter import Filter
from PLC.Debug import profile
from PLC.Table import Row, Table
from PLC.NetworkTypes import NetworkType, NetworkTypes
'nodenetwork_id': Parameter(int, "Node interface identifier"),
'method': Parameter(str, "Addressing method (e.g., 'static' or 'dhcp')"),
'type': Parameter(str, "Address type (e.g., 'ipv4')"),
- 'ip': Parameter(str, "IP address"),
- 'mac': Parameter(str, "MAC address"),
- 'gateway': Parameter(str, "IP address of primary gateway"),
- 'network': Parameter(str, "Subnet address"),
- 'broadcast': Parameter(str, "Network broadcast address"),
- 'netmask': Parameter(str, "Subnet mask"),
- 'dns1': Parameter(str, "IP address of primary DNS server"),
- 'dns2': Parameter(str, "IP address of secondary DNS server"),
- # XXX Should be an int (bps)
- 'bwlimit': Parameter(str, "Bandwidth limit"),
- 'hostname': Parameter(str, "(Optional) Hostname"),
- 'node_id': Parameter(int, "Node associated with this interface (if any)"),
+ 'ip': Parameter(str, "IP address", nullok = True),
+ 'mac': Parameter(str, "MAC address", nullok = True),
+ 'gateway': Parameter(str, "IP address of primary gateway", nullok = True),
+ 'network': Parameter(str, "Subnet address", nullok = True),
+ 'broadcast': Parameter(str, "Network broadcast address", nullok = True),
+ 'netmask': Parameter(str, "Subnet mask", nullok = True),
+ 'dns1': Parameter(str, "IP address of primary DNS server", nullok = True),
+ 'dns2': Parameter(str, "IP address of secondary DNS server", nullok = True),
+ 'bwlimit': Parameter(int, "Bandwidth limit", min = 0, nullok = True),
+ 'hostname': Parameter(str, "(Optional) Hostname", nullok = True),
+ 'node_id': Parameter(int, "Node associated with this interface"),
'is_primary': Parameter(bool, "Is the primary interface for this node"),
}
- bwlimits = ['-1',
- '100kbit', '250kbit', '500kbit',
- '1mbit', '2mbit', '5mbit',
- '10mbit', '20mbit', '50mbit',
- '100mbit']
-
- def __init__(self, api, fields = {}):
- Row.__init__(self, fields)
- self.api = api
-
def validate_method(self, method):
- if method not in NetworkMethods(self.api):
- raise PLCInvalidArgument, "Invalid addressing method"
+ network_methods = [row['method'] for row in NetworkMethods(self.api)]
+ if method not in network_methods:
+ raise PLCInvalidArgument, "Invalid addressing method %s"%method
return method
def validate_type(self, type):
- if type not in NetworkTypes(self.api):
- raise PLCInvalidArgument, "Invalid address type"
+ network_types = [row['type'] for row in NetworkTypes(self.api)]
+ if type not in network_types:
+ raise PLCInvalidArgument, "Invalid address type %s"%type
return type
def validate_ip(self, ip):
if ip and not valid_ip(ip):
- raise PLCInvalidArgument, "Invalid IP address " + ip
+ raise PLCInvalidArgument, "Invalid IP address %s"%ip
return ip
def validate_mac(self, mac):
+ if not mac:
+ return mac
+
try:
bytes = mac.split(":")
if len(bytes) < 6:
bytes[i] = "%02x" % byte
mac = ":".join(bytes)
except:
- raise PLCInvalidArgument, "Invalid MAC address"
+ raise PLCInvalidArgument, "Invalid MAC address %s"%mac
return mac
validate_dns1 = validate_ip
validate_dns2 = validate_ip
- def validate_bwlimit(self, bwlimit):
- if bwlimit not in self.bwlimits:
- raise PLCInvalidArgument, "Invalid bandwidth limit"
- return bwlimit
-
def validate_hostname(self, hostname):
# Optional
if not hostname:
return hostname
if not PLC.Nodes.valid_hostname(hostname):
- raise PLCInvalidArgument, "Invalid hostname"
-
- conflicts = NodeNetworks(self.api, [hostname])
- for nodenetwork_id, nodenetwork in conflicts.iteritems():
- if 'nodenetwork_id' not in self or self['nodenetwork_id'] != nodenetwork_id:
- raise PLCInvalidArgument, "Hostname already in use"
-
- # Check for conflicts with a node hostname
- conflicts = PLC.Nodes.Nodes(self.api, [hostname])
- for node_id in conflicts.iteritems():
- if 'node_id' not in self or self['node_id'] != node_id:
- raise PLCInvalidArgument, "Hostname already in use"
+ raise PLCInvalidArgument, "Invalid hostname %s"%hostname
return hostname
def validate_node_id(self, node_id):
nodes = PLC.Nodes.Nodes(self.api, [node_id])
if not nodes:
- raise PLCInvalidArgument, "No such node"
+ raise PLCInvalidArgument, "No such node %d"%node_id
return node_id
"""
if is_primary:
- nodes = PLC.Nodes.Nodes(self.api, [self['node_id']]).values()
+ nodes = PLC.Nodes.Nodes(self.api, [self['node_id']])
if not nodes:
- raise PLCInvalidArgument, "No such node"
+ raise PLCInvalidArgument, "No such node %d"%node_id
node = nodes[0]
if node['nodenetwork_ids']:
conflicts = NodeNetworks(self.api, node['nodenetwork_ids'])
- for nodenetwork_id, nodenetwork in conflicts.iteritems():
- if ('nodenetwork_id' not in self or self['nodenetwork_id'] != nodenetwork_id) and \
+ for nodenetwork in conflicts:
+ if ('nodenetwork_id' not in self or \
+ self['nodenetwork_id'] != nodenetwork['nodenetwork_id']) and \
nodenetwork['is_primary']:
raise PLCInvalidArgument, "Can only set one primary interface per node"
if 'ip' not in self or not self['ip']:
raise PLCInvalidArgument, "For ipmi method, ip is required"
- def delete(self, commit = True):
- """
- Delete existing nodenetwork.
- """
-
- assert 'nodenetwork_id' in self
-
- # Delete ourself
- self.api.db.do("DELETE FROM nodenetworks" \
- " WHERE nodenetwork_id = %d" % \
- self['nodenetwork_id'])
-
- if commit:
- self.api.db.commit()
-
class NodeNetworks(Table):
"""
Representation of row(s) from the nodenetworks table in the
database.
"""
- def __init__(self, api, nodenetwork_id_or_hostname_list = None):
- self.api = api
-
- sql = "SELECT %s FROM nodenetworks" % \
- ", ".join(NodeNetwork.fields)
-
- if nodenetwork_id_or_hostname_list:
- # Separate the list into integers and strings
- nodenetwork_ids = filter(lambda nodenetwork_id: isinstance(nodenetwork_id, (int, long)),
- nodenetwork_id_or_hostname_list)
- hostnames = filter(lambda hostname: isinstance(hostname, StringTypes),
- nodenetwork_id_or_hostname_list)
- sql += " WHERE (False"
- if nodenetwork_ids:
- sql += " OR nodenetwork_id IN (%s)" % ", ".join(map(str, nodenetwork_ids))
- if hostnames:
- sql += " OR hostname IN (%s)" % ", ".join(api.db.quote(hostnames)).lower()
- sql += ")"
-
- rows = self.api.db.selectall(sql)
-
- for row in rows:
- self[row['nodenetwork_id']] = NodeNetwork(api, row)
+ def __init__(self, api, nodenetwork_filter = None, columns = None):
+ Table.__init__(self, api, NodeNetwork, columns)
+
+ sql = "SELECT %s FROM nodenetworks WHERE True" % \
+ ", ".join(self.columns)
+
+ if nodenetwork_filter is not None:
+ if isinstance(nodenetwork_filter, (list, tuple, set)):
+ nodenetwork_filter = Filter(NodeNetwork.fields, {'nodenetwork_id': nodenetwork_filter})
+ elif isinstance(nodenetwork_filter, dict):
+ nodenetwork_filter = Filter(NodeNetwork.fields, nodenetwork_filter)
+ sql += " AND (%s)" % nodenetwork_filter.sql(api)
+
+ self.selectall(sql)