-#
-### $Id: interface.py 17583 2010-04-06 15:01:08Z tmack $
-### $URL: https://svn.planet-lab.org/svn/sfa/trunk/sfa/server/interface.py $
-#
+import traceback
+import os.path
+from sfa.util.sfalogging import sfa_logger
from sfa.util.faults import *
-from sfa.util.storage import *
-from sfa.util.namespace import *
-from sfa.trust.gid import GID
-from sfa.util.table import SfaTable
+from sfa.util.storage import XmlStorage
+from sfa.util.xrn import get_authority, hrn_to_urn
from sfa.util.record import SfaRecord
-import traceback
import sfa.util.xmlrpcprotocol as xmlrpcprotocol
import sfa.util.soapprotocol as soapprotocol
+from sfa.trust.gid import GID
-
# GeniLight client support is optional
try:
from egeni.geniLight_client import *
1) Makes sure a record exist in the local registry for the each
fedeated peer
- 2) Attepts to fetch and install trusted gids
+ 2) Attempts to fetch and install trusted gids
3) Provides connections (xmlrpc or soap) to federated peers
"""
interfaces = self.interface_info.values()[0].values()[0]
if not isinstance(interfaces, list):
interfaces = [self.interfaces]
+ # set the url and urn
+ for interface in interfaces:
+ # port is appended onto the domain, before the path. Should look like:
+ # http://domain:port/path
+ hrn, address, port = interface['hrn'], interface['addr'], interface['port']
+ address_parts = address.split('/')
+ address_parts[0] = address_parts[0] + ":" + str(port)
+ url = "http://%s" % "/".join(address_parts)
+ interface['url'] = url
+ interface['urn'] = hrn_to_urn(hrn, 'authority')
+
self.interfaces = {}
+ required_fields = self.default_fields.keys()
for interface in interfaces:
- self.interfaces[interface['hrn']] = interface
+ valid = True
+ # skp any interface definition that has a null hrn,
+ # address or port
+ for field in required_fields:
+ if field not in interface or not interface[field]:
+ valid = False
+ break
+ if valid:
+ self.interfaces[interface['hrn']] = interface
def sync_interfaces(self):
hrns_current = [gid.get_hrn() for gid in gids_current]
hrns_expected = self.interfaces.keys()
new_hrns = set(hrns_expected).difference(hrns_current)
- gids = self.get_peer_gids(new_hrns)
- # update the local db records for these registries
+ gids = self.get_peer_gids(new_hrns) + gids_current
+ # make sure there is a record for every gid
self.update_db_records(self.type, gids)
def get_peer_gids(self, new_hrns):
return peer_gids
trusted_certs_dir = self.api.config.get_trustedroots_dir()
for new_hrn in new_hrns:
+ if not new_hrn:
+ continue
# the gid for this interface should already be installed
if new_hrn == self.api.config.SFA_INTERFACE_HRN:
continue
except:
message = "interface: %s\tunable to install trusted gid for %s" % \
(self.api.interface, new_hrn)
- self.api.logger.info(message)
- traceback.print_exc()
+ self.api.logger.log_exc(message)
# reload the trusted certs list
self.api.auth.load_trusted_certs()
defined in the config file (registries.xml). Removes old records from
the db.
"""
+ # import SfaTable here so this module can be loaded by ComponentAPI
+ from sfa.util.table import SfaTable
if not gids:
return
- # get hrns we expect to find
- # ignore records for local interfaces
- ignore_interfaces = [self.api.config.SFA_INTERFACE_HRN]
- hrns_expected = [gid.get_hrn() for gid in gids \
- if gid.get_hrn() not in ignore_interfaces]
+
+ # hrns that should have a record
+ hrns_expected = [gid.get_hrn() for gid in gids]
# get hrns that actually exist in the db
table = SfaTable()
- records = table.find({'type': type})
+ records = table.find({'type': type, 'pointer': -1})
hrns_found = [record['hrn'] for record in records]
-
+
# remove old records
for record in records:
- if record['hrn'] not in hrns_expected:
+ if record['hrn'] not in hrns_expected and \
+ record['hrn'] != self.api.config.SFA_INTERFACE_HRN:
table.remove(record)
# add new records
connections = {}
required_fields = self.default_fields.keys()
for interface in self.interfaces.values():
- # make sure the required fields are present and not null
- if not all([interface.get(key) for key in required_fields]):
- continue
-
- hrn, address, port = interface['hrn'], interface['addr'], interface['port']
- url = 'http://%(address)s:%(port)s' % locals()
+ url = interface['url']
+# sfa_logger().debug("Interfaces.get_connections - looping on neighbour %s"%url)
# check which client we should use
# sfa.util.xmlrpcprotocol is default
client_type = 'xmlrpcprotocol'
client_type = 'geniclientlight'
connections[hrn] = GeniClientLight(url, self.api.key_file, self.api.cert_file)
else:
- connections[hrn] = xmlrpcprotocol.get_server(url, self.api.key_file, self.api.cert_file)
+ connections[interface['hrn']] = xmlrpcprotocol.get_server(url, self.api.key_file, self.api.cert_file)
return connections