import libxml2
from optparse import OptionParser
-from sfatables import commands, matches, targets
-from sfatables.xmlextension import Xmlextension
+from sfatables import commands
from sfatables.globals import *
from sfatables.commands.List import *
from sfatables.xmlrule import *
class SFATablesRules:
def __init__(self, chain_name):
+ self.contexts = None # placeholder for rspec_manger
self.sorted_rule_list = []
- chain_dir_path = "%s/%s"%(sfatables_config,chain_name)
+ chain_dir_path = os.path.join(sfatables_config,chain_name)
rule_list = List().get_rule_list(chain_dir_path)
for rule_number in rule_list:
self.sorted_rule_list.append(XMLRule(chain_name, rule_number))
return
+ def set_context(self, request_context):
+ return
+
def apply(self, rspec):
intermediate_rspec = rspec
for rule in self.sorted_rule_list:
intermediate_rspec = rule.apply_interpreted(intermediate_rspec)
+ if (rule.terminal):
+ break
- return intermediate_rspec
+ final_rspec = XMLRule().wrap_up(intermediate_rspec)
+ return final_rspec
def main():
incoming = SFATablesRules('INCOMING')
outgoing = SFATablesRules('OUTGOING')
- rspec = """
-<rspec>
- <request-context>
- <sfa><user><hrn>plc.princeton.sapan</hrn></user></sfa>
- </request-context>
-
- <sfatables-rule>
- <argument>
- <name>hrn</name>
- <value>plc</value>
- </argument>
- <argument>
- <name>whitelist</name>
- <value>plc.princeton</value>
- </argument>
- <argument>
- <name>blacklist</name>
- <value>plc.tp</value>
- </argument>
- </sfatables-rule>
- <request>
- <nodespec>
- <node name="plc.princeton.planetlab-01"/>
- <node name="plc.princeton.planetlab-02"/>
- <node name="plc.princeton.planetlab-03"/>
- <node name="plc.princeton.planetlab-04"/>
- <node name="plc.tp.planetlab3"/>
- </nodespec>
- </request>
-</rspec>
- """
-
-
- print "%d rules loaded for INCOMING chain\n"%len(incoming.sorted_rule_list)
- print "%d rules loaded for OUTGOING chain\n"%len(outgoing.sorted_rule_list)
+ print "%d rules loaded for INCOMING chain"%len(incoming.sorted_rule_list)
+ print "%d rules loaded for OUTGOING chain"%len(outgoing.sorted_rule_list)
+ rspec = open(sys.argv[1]).read()
newrspec = incoming.apply(rspec)
print newrspec
return