-### $Id$
-### $URL$
+from sfa.server.sfaserver import SfaServer
+from sfa.util.xrn import hrn_to_urn
+from sfa.server.interface import Interfaces, Interface
+from sfa.util.config import Config
-import os
-import sys
-import datetime
-import time
-import xmlrpclib
-from types import StringTypes, ListType
-
-from sfa.util.geniserver import GeniServer
-from sfa.util.geniclient import GeniClient
-from sfa.util.storage import *
-from sfa.util.faults import *
-
-# GeniLight client support is optional
-try:
- from egeni.geniLight_client import *
-except ImportError:
- GeniClientLight = None
-
-
-class Aggregate(GeniServer):
+# this truly is a server-side object
+class Aggregate(SfaServer):
##
# Create a new aggregate object.
# @param port the port to listen on
# @param key_file private key filename of registry
# @param cert_file certificate filename containing public key (could be a GID file)
-
def __init__(self, ip, port, key_file, cert_file):
- GeniServer.__init__(self, ip, port, key_file, cert_file)
- self.server.interface = 'aggregate'
-
-##
-# Aggregates is a dictionary of geniclient aggregate connections keyed on the aggregate hrn
-
-class Aggregates(dict):
-
- required_fields = ['hrn', 'addr', 'port']
-
- def __init__(self, api, file = "/etc/sfa/aggregates.xml"):
- dict.__init__(self, {})
- self.api = api
-
- # create default connection dict
- connection_dict = {}
- for field in self.required_fields:
- connection_dict[field] = ''
- aggregates_dict = {'aggregates': {'aggregate': [connection_dict]}}
- # get possible config file locations
- loaded = False
- path = os.path.dirname(os.path.abspath(__file__))
- filename = file.split(os.sep)[-1]
- alt_file = path + os.sep + filename
- files = [file, alt_file]
-
- for f in files:
- try:
- if os.path.isfile(f):
- self.aggregate_info = XmlStorage(f, aggregates_dict)
- loaded = True
- except: pass
-
- # if file is missing, just recreate it in the right place
- if not loaded:
- self.aggregate_info = XmlStorage(file, aggregates_dict)
- self.aggregate_info.load()
- self.connectAggregates()
-
-
- def connectAggregates(self):
- """
- Get connection details for the trusted peer aggregates from file and
- create an GeniClient connection to each.
- """
- aggregates = self.aggregate_info['aggregates']['aggregate']
- if isinstance(aggregates, dict):
- aggregates = [aggregates]
- if isinstance(aggregates, list):
- for aggregate in aggregates:
- # make sure the required fields are present
- if not set(self.required_fields).issubset(aggregate.keys()):
- continue
- hrn, address, port = aggregate['hrn'], aggregate['addr'], aggregate['port']
- if not hrn or not address or not port:
- continue
- # check which client we should use
- # geniclient is default
- client_type = 'geniclient'
- if aggregate.has_key('client') and aggregate['client'] in ['geniclientlight']:
- client_type = 'geniclientlight'
-
- # create url
- url = 'http://%(address)s:%(port)s' % locals()
-
- # create the client connection
- # make sure module exists before trying to instantiate it
- if client_type in ['geniclientlight'] and GeniClientLight:
- self[hrn] = GeniClientLight(url, self.api.key_file, self.api.cert_file)
- else:
- self[hrn] = GeniClient(url, self.api.key_file, self.api.cert_file)
-
- # set up a connection to the local registry
- # connect to registry using GeniClient
- address = self.api.config.SFA_AGGREGATE_HOST
- port = self.api.config.SFA_AGGREGATE_PORT
- url = 'http://%(address)s:%(port)s' % locals()
- self[self.api.hrn] = GeniClient(url, self.api.key_file, self.api.cert_file)
-
+ SfaServer.__init__(self, ip, port, key_file, cert_file,'aggregate')
+
+#
+# Aggregates is a dictionary of aggregate connections keyed on the aggregate hrn
+# as such it's more of a client-side thing for aggregate servers to reach their peers
+#
+class Aggregates(Interfaces):
+
+ default_dict = {'aggregates': {'aggregate': [Interfaces.default_fields]}}
+
+ def __init__(self, conf_file = "/etc/sfa/aggregates.xml"):
+ Interfaces.__init__(self, conf_file)
+ sfa_config = Config()
+ # set up a connection to the local aggregate
+ if sfa_config.SFA_AGGREGATE_ENABLED:
+ addr = sfa_config.SFA_AGGREGATE_HOST
+ port = sfa_config.SFA_AGGREGATE_PORT
+ hrn = sfa_config.SFA_INTERFACE_HRN
+ interface = Interface(hrn, addr, port)
+ self[hrn] = interface