Exemplo n.º 1
0
class PolicyInterceptor(BaseInternalGovernanceInterceptor):

    def __init__(self, *args, **kwargs):
        self.policy_decision_point = PolicyDecisionPoint()

    def outgoing(self, invocation):

        if invocation.args.has_key('process'):
            log.debug("PolicyInterceptor.outgoing: %s", invocation.args['process'])
        else:
            log.debug("PolicyInterceptor.outgoing: %s", invocation)

        return invocation

    def incoming(self, invocation):


        if invocation.args.has_key('process'):
            log.debug("PolicyInterceptor.incoming: %s", invocation.args['process'])
        else:
            log.debug("PolicyInterceptor.incoming: %s", invocation)


        #checking policy
        #Annotate the message has started policy checking
        invocation.message_annotations[GovernanceDispatcher.POLICY__STATUS_ANNOTATION] = GovernanceDispatcher.STATUS_STARTED

        ret = self.policy_decision_point.check_policies(invocation)
        log.debug("Policy Decision: " + str(ret))

        #Annonate the message has completed policy checking
        invocation.message_annotations[GovernanceDispatcher.POLICY__STATUS_ANNOTATION] = GovernanceDispatcher.STATUS_COMPLETE

        if ret == Decision.DENY:
            self.policy_denied_message(invocation)

        return invocation


    def policy_denied_message(self, invocation):
        #TODO - Fix this to use the proper annotation reference and figure out special cases
        if invocation.headers.has_key('op') and invocation.headers['op'] != 'start_rel_from_url':
            invocation.message_annotations[GovernanceDispatcher.POLICY__STATUS_ANNOTATION] = GovernanceDispatcher.STATUS_REJECT
Exemplo n.º 2
0
 def __init__(self, *args, **kwargs):
     self.policy_decision_point = PolicyDecisionPoint()