class GovernanceController(object):
def __init__(self,container):
log.debug('GovernanceController.__init__()')
self.container = container
self.enabled = False
self.interceptor_by_name_dict = dict()
self.interceptor_order = []
self.policy_decision_point_manager = None
self.governance_dispatcher = None
def start(self):
log.debug("GovernanceController starting ...")
config = CFG.interceptor.interceptors.governance.config
if config is None:
config['enabled'] = False
if "enabled" in config:
self.enabled = config["enabled"]
log.debug("GovernanceInterceptor enabled: %s" % str(self.enabled))
self.resource_policy_event_subscriber = None
if self.enabled:
self.initialize_from_config(config)
self.resource_policy_event_subscriber = EventSubscriber(event_type="ResourcePolicyEvent", callback=self.policy_event_callback)
self.resource_policy_event_subscriber.activate()
self.rr_client = ResourceRegistryServiceProcessClient(node=self.container.node, process=self.container)
self.policy_client = PolicyManagementServiceProcessClient(node=self.container.node, process=self.container)
self.org_client = OrgManagementServiceProcessClient(node=self.container.node, process=self.container)
def initialize_from_config(self, config):
self.governance_dispatcher = GovernanceDispatcher()
self.policy_decision_point_manager = PolicyDecisionPointManager()
if 'interceptor_order' in config:
self.interceptor_order = config['interceptor_order']
if 'governance_interceptors' in config:
gov_ints = config['governance_interceptors']
for name in gov_ints:
interceptor_def = gov_ints[name]
# Instantiate and put in by_name array
parts = interceptor_def["class"].split('.')
modpath = ".".join(parts[:-1])
classname = parts[-1]
module = __import__(modpath, fromlist=[classname])
classobj = getattr(module, classname)
classinst = classobj()
# Put in by_name_dict for possible re-use
self.interceptor_by_name_dict[name] = classinst
def stop(self):
log.debug("GovernanceController stopping ...")
if self.resource_policy_event_subscriber is not None:
self.resource_policy_event_subscriber.deactivate()
def process_incoming_message(self,invocation):
self.process_message(invocation, self.interceptor_order,'incoming' )
return self.governance_dispatcher.handle_incoming_message(invocation)
def process_outgoing_message(self,invocation):
self.process_message(invocation, reversed(self.interceptor_order),'outgoing')
return self.governance_dispatcher.handle_outgoing_message(invocation)
def process_message(self,invocation,interceptor_list, method):
for int_name in interceptor_list:
class_inst = self.interceptor_by_name_dict[int_name]
getattr(class_inst, method)(invocation)
return invocation
def policy_event_callback(self, *args, **kwargs):
resource_policy_event = args[0]
policy_id = resource_policy_event.origin
resource_id = resource_policy_event.resource_id
resource_type = resource_policy_event.resource_type
resource_name = resource_policy_event.resource_name
log.info("Resource policy modified: %s %s %s" % ( policy_id, resource_id, resource_type))
if resource_type == 'ServiceDefinition': #TODO - REDO to have a configurable Org boundary by container
ion_org = self.org_client.find_org()
policy_rules = self.policy_client.get_active_service_policy_rules(ion_org._id, resource_name)
self.update_resource_policy(resource_name, policy_rules)
elif resource_type == 'Org':
policy_rules = self.policy_client.get_active_resource_policy_rules(resource_id)
if self.policy_decision_point_manager is not None:
self.policy_decision_point_manager.load_org_policy_rules(policy_rules)
self.update_all_resource_policies(resource_id)
else:
policy_rules = self.policy_client.get_active_resource_policy_rules(resource_id)
self.update_resource_policy(resource_id, policy_rules)
def update_resource_policy(self, resource_name, policy_rules):
#Notify policy decision point of updated rules
if self.policy_decision_point_manager is not None:
log.debug("Loading policy for resource: %s" % resource_name)
self.policy_decision_point_manager.load_policy_rules(resource_name, policy_rules)
def update_all_resource_policies(self, org_id):
#Notify policy decision point of updated rules for all existing service policies
if self.policy_decision_point_manager is not None:
for res_name in self.policy_decision_point_manager.policy_decision_point:
try:
policy_rules = self.policy_client.get_active_service_policy_rules(org_id, res_name)
self.update_resource_policy(res_name, policy_rules)
except Exception, e:
log.error(e.message)
class GovernanceController(object):
def __init__(self, container):
log.debug('GovernanceController.__init__()')
self.container = container
self.enabled = False
self.interceptor_by_name_dict = dict()
self.interceptor_order = []
self.policy_decision_point_manager = None
self.governance_dispatcher = None
def start(self):
log.debug("GovernanceController starting ...")
config = CFG.interceptor.interceptors.governance.config
if config is None:
config['enabled'] = False
if "enabled" in config:
self.enabled = config["enabled"]
log.debug("GovernanceInterceptor enabled: %s" % str(self.enabled))
self.resource_policy_event_subscriber = None
if self.enabled:
self.initialize_from_config(config)
self.resource_policy_event_subscriber = EventSubscriber(
event_type="ResourcePolicyEvent",
callback=self.policy_event_callback)
self.resource_policy_event_subscriber.activate()
self.rr_client = ResourceRegistryServiceProcessClient(
node=self.container.node, process=self.container)
self.policy_client = PolicyManagementServiceProcessClient(
node=self.container.node, process=self.container)
self.org_client = OrgManagementServiceProcessClient(
node=self.container.node, process=self.container)
def initialize_from_config(self, config):
self.governance_dispatcher = GovernanceDispatcher()
self.policy_decision_point_manager = PolicyDecisionPointManager()
if 'interceptor_order' in config:
self.interceptor_order = config['interceptor_order']
if 'governance_interceptors' in config:
gov_ints = config['governance_interceptors']
for name in gov_ints:
interceptor_def = gov_ints[name]
# Instantiate and put in by_name array
parts = interceptor_def["class"].split('.')
modpath = ".".join(parts[:-1])
classname = parts[-1]
module = __import__(modpath, fromlist=[classname])
classobj = getattr(module, classname)
classinst = classobj()
# Put in by_name_dict for possible re-use
self.interceptor_by_name_dict[name] = classinst
def stop(self):
log.debug("GovernanceController stopping ...")
if self.resource_policy_event_subscriber is not None:
self.resource_policy_event_subscriber.deactivate()
def process_incoming_message(self, invocation):
self.process_message(invocation, self.interceptor_order, 'incoming')
return self.governance_dispatcher.handle_incoming_message(invocation)
def process_outgoing_message(self, invocation):
self.process_message(invocation, reversed(self.interceptor_order),
'outgoing')
return self.governance_dispatcher.handle_outgoing_message(invocation)
def process_message(self, invocation, interceptor_list, method):
for int_name in interceptor_list:
class_inst = self.interceptor_by_name_dict[int_name]
getattr(class_inst, method)(invocation)
return invocation
def policy_event_callback(self, *args, **kwargs):
resource_policy_event = args[0]
policy_id = resource_policy_event.origin
resource_id = resource_policy_event.resource_id
resource_type = resource_policy_event.resource_type
resource_name = resource_policy_event.resource_name
log.info("Resource policy modified: %s %s %s" %
(policy_id, resource_id, resource_type))
if resource_type == 'ServiceDefinition': #TODO - REDO to have a configurable Org boundary by container
ion_org = self.org_client.find_org()
policy_rules = self.policy_client.get_active_service_policy_rules(
ion_org._id, resource_name)
self.update_resource_policy(resource_name, policy_rules)
elif resource_type == 'Org':
policy_rules = self.policy_client.get_active_resource_policy_rules(
resource_id)
if self.policy_decision_point_manager is not None:
self.policy_decision_point_manager.load_org_policy_rules(
policy_rules)
self.update_all_resource_policies(resource_id)
else:
policy_rules = self.policy_client.get_active_resource_policy_rules(
resource_id)
self.update_resource_policy(resource_id, policy_rules)
def update_resource_policy(self, resource_name, policy_rules):
#Notify policy decision point of updated rules
if self.policy_decision_point_manager is not None:
log.debug("Loading policy for resource: %s" % resource_name)
self.policy_decision_point_manager.load_policy_rules(
resource_name, policy_rules)
def update_all_resource_policies(self, org_id):
#Notify policy decision point of updated rules for all existing service policies
if self.policy_decision_point_manager is not None:
for res_name in self.policy_decision_point_manager.policy_decision_point:
try:
policy_rules = self.policy_client.get_active_service_policy_rules(
org_id, res_name)
self.update_resource_policy(res_name, policy_rules)
except Exception, e:
log.error(e.message)
def op_load_system_policies(cls, calling_process):
org_client = OrgManagementServiceProcessClient(node=Container.instance.node, process=calling_process)
ion_org = org_client.find_org()
id_client = IdentityManagementServiceProcessClient(node=Container.instance.node, process=calling_process )
system_actor = id_client.find_actor_identity_by_name(name=CFG.system.system_actor)
log.debug('system actor:' + system_actor._id)
policy_client = PolicyManagementServiceProcessClient(node=Container.instance.node, process=calling_process)
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Deny">
<Description>
%s
</Description>
<Target>
<Subjects>
<Subject>
<SubjectMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">anonymous</AttributeValue>
<SubjectAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</SubjectMatch>
</Subject>
</Subjects>
</Target>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='Anonymous_Deny_Everything', definition_type="global", rule=policy_text,
description='A global policy rule that denies anonymous access to everything in the Org as the base')
policy_id = policy_client.create_policy(policy_obj, headers={'ion-actor-id': system_actor._id})
policy_client.add_resource_policy(ion_org._id, policy_id, headers={'ion-actor-id': system_actor._id})
log.debug('Policy created: ' + policy_obj.name)
##############
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
<Subjects>
<Subject>
<SubjectMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">anonymous</AttributeValue>
<SubjectAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</SubjectMatch>
</Subject>
</Subjects>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">read</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">get</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">signon</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:ooi:function:not">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-at-least-one-member-of">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-bag">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find_requests</AttributeValue>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find_user_requests</AttributeValue>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find_enrolled_users</AttributeValue>
</Apply>
<ActionAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='Anonymous_Allowed_Operations', definition_type="global", rule=policy_text,
description='A global policy rule which specifies operations that are allowed with anonymous access')
policy_id = policy_client.create_policy(policy_obj, headers={'ion-actor-id': system_actor._id})
policy_client.add_resource_policy(ion_org._id, policy_id, headers={'ion-actor-id': system_actor._id})
log.debug('Policy created: ' + policy_obj.name)
##############
policy_client = PolicyManagementServiceProcessClient(node=Container.instance.node, process=calling_process)
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-at-least-one-member-of">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-bag">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">ORG_MANAGER</AttributeValue>
</Apply>
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-role-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='Org_Manager_Permit_Everything', definition_type="global", rule=policy_text,
description='A global policy rule that permits access to everything in the Org for a user with Org Manager role')
policy_id = policy_client.create_policy(policy_obj, headers={'ion-actor-id': system_actor._id})
policy_client.add_resource_policy(ion_org._id, policy_id, headers={'ion-actor-id': system_actor._id})
log.debug('Policy created: ' + policy_obj.name)
##############
policy_client = PolicyManagementServiceProcessClient(node=Container.instance.node, process=calling_process)
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-at-least-one-member-of">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-bag">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">ION_MANAGER</AttributeValue>
</Apply>
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-role-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='ION_Manager_Permit_Everything', definition_type="global", rule=policy_text,
description='A global policy rule that permits access to everything across Orgs for user with ION Manager role')
policy_id = policy_client.create_policy(policy_obj, headers={'ion-actor-id': system_actor._id})
policy_client.add_resource_policy(ion_org._id, policy_id, headers={'ion-actor-id': system_actor._id})
log.debug('Policy created: ' + policy_obj.name)
##############
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
<Subjects>
<Subject>
<SubjectMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">anonymous</AttributeValue>
<SubjectAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</SubjectMatch>
</Subject>
</Subjects>
<Resources>
<Resource>
<ResourceMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">datastore</AttributeValue>
<ResourceAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ResourceMatch>
</Resource>
</Resources>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">create_doc</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-one-and-only">
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-sender-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">bootstrap</AttributeValue>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='DataStore_Anonymous_Bootstrap', definition_type="service", rule=policy_text,
description='Permit anonymous access to these operations in the Datastore Service if called from the Bootstrap Service')
policy_id = policy_client.create_policy(policy_obj)
policy_client.add_service_policy('datastore', policy_id)
log.debug('Policy created: ' + policy_obj.name)
##############
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
<Subjects>
<Subject>
<SubjectMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">anonymous</AttributeValue>
<SubjectAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</SubjectMatch>
</Subject>
</Subjects>
<Resources>
<Resource>
<ResourceMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">identity_management</AttributeValue>
<ResourceAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ResourceMatch>
</Resource>
</Resources>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">create_actor_identity</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-one-and-only">
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-sender-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">bootstrap</AttributeValue>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='Identity_Management_Anonymous_Bootstrap', definition_type="service", rule=policy_text,
description='Permit anonymous access to these operations in the Identity Management Service if called from the Bootstrap Service')
policy_id = policy_client.create_policy(policy_obj)
policy_client.add_service_policy('identity_management', policy_id)
log.debug('Policy created: ' + policy_obj.name)
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Permit">
<Description>
%s
</Description>
<Target>
<Subjects>
<Subject>
<SubjectMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">anonymous</AttributeValue>
<SubjectAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</SubjectMatch>
</Subject>
</Subjects>
<Resources>
<Resource>
<ResourceMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">resource_registry</AttributeValue>
<ResourceAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ResourceMatch>
</Resource>
</Resources>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">create</AttributeValue>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">create_association</AttributeValue>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-one-and-only">
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-sender-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">identity_management</AttributeValue>
</Apply>
</Condition>
</Rule>
'''
policy_obj = IonObject(RT.Policy, name='Resource_Registry_Anonymous_Bootstrap', definition_type="service", rule=policy_text,
description='Permit anonymous access to these operations in the Resource Registry Service if called from the Identity Management Service')
policy_id = policy_client.create_policy(policy_obj)
policy_client.add_service_policy('resource_registry', policy_id)
log.debug('Policy created: ' + policy_obj.name)
##############
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Deny">
<Description>
%s
</Description>
<Target>
<Resources>
<Resource>
<ResourceMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">org_management</AttributeValue>
<ResourceAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ResourceMatch>
</Resource>
</Resources>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find_requests</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">find_enrolled_users</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">approve_request</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">deny_request</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">enroll_member</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">cancel_member_enrollment</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">grant_role</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">revoke_role</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">add_user_role</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">remove_user_role</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">acquire_resource</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">release_resource</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:ooi:function:not">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-at-least-one-member-of">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-bag">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">ORG_MANAGER</AttributeValue>
</Apply>
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-role-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
</Apply>
</Condition>
</Rule> '''
policy_obj = IonObject(RT.Policy, name='Org_Management_Org_Manager_Role_Permitted', definition_type="service", rule=policy_text,
description='Deny these operations in the Org Management Service if not the role of Org Manager')
policy_id = policy_client.create_policy(policy_obj)
policy_client.add_service_policy('org_management', policy_id)
log.debug('Policy created: ' + policy_obj.name)
##############
policy_text = '''
<Rule RuleId="urn:oasis:names:tc:xacml:2.0:example:ruleid:%s" Effect="Deny">
<Description>
%s
</Description>
<Target>
<Resources>
<Resource>
<ResourceMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">instrument_management</AttributeValue>
<ResourceAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ResourceMatch>
</Resource>
</Resources>
<Actions>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">create</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">update</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
<Action>
<ActionMatch MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp-match">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">delete</AttributeValue>
<ActionAttributeDesignator AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string"/>
</ActionMatch>
</Action>
</Actions>
</Target>
<Condition>
<Apply FunctionId="urn:oasis:names:tc:xacml:ooi:function:not">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-at-least-one-member-of">
<Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:string-bag">
<AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">INSTRUMENT_OPERATOR</AttributeValue>
</Apply>
<SubjectAttributeDesignator
AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-role-id"
DataType="http://www.w3.org/2001/XMLSchema#string"/>
</Apply>
</Apply>
</Condition>
</Rule> '''
policy_obj = IonObject(RT.Policy, name='Instrument_Management_Instrument_Operator_Role_Permitted', definition_type="service", rule=policy_text,
description='Deny these operations in the Instrument Management Service if not the role of Instrument Operator')
policy_id = policy_client.create_policy(policy_obj)
policy_client.add_service_policy('instrument_management', policy_id)
log.debug('Policy created: ' + policy_obj.name)
#TODO - replace with Event update framework
from pyon.core.bootstrap import service_registry
for service_name in service_registry.services:
policy_rules = policy_client.get_active_service_policy_rules(ion_org._id, service_name)
Container.instance.governance_controller.update_resource_policy(service_name, policy_rules)
class GovernanceController(object):
def __init__(self, container):
log.debug('GovernanceController.__init__()')
self.container = container
self.enabled = False
self.interceptor_by_name_dict = dict()
self.interceptor_order = []
self.policy_decision_point_manager = None
self.governance_dispatcher = None
def start(self):
log.debug("GovernanceController starting ...")
config = CFG.interceptor.interceptors.governance.config
if config is None:
config['enabled'] = False
if "enabled" in config:
self.enabled = config["enabled"]
log.debug("GovernanceInterceptor enabled: %s" % str(self.enabled))
self.event_subscriber = None
if self.enabled:
self.initialize_from_config(config)
self.event_subscriber = EventSubscriber(
event_type="ResourceModifiedEvent",
origin_type="Policy",
callback=self.policy_event_callback)
self.event_subscriber.activate()
self.rr_client = ResourceRegistryServiceProcessClient(
node=self.container.node, process=self.container)
self.policy_client = PolicyManagementServiceProcessClient(
node=self.container.node, process=self.container)
def initialize_from_config(self, config):
self.governance_dispatcher = GovernanceDispatcher()
self.policy_decision_point_manager = PolicyDecisionPointManager()
if 'interceptor_order' in config:
self.interceptor_order = config['interceptor_order']
if 'governance_interceptors' in config:
gov_ints = config['governance_interceptors']
for name in gov_ints:
interceptor_def = gov_ints[name]
# Instantiate and put in by_name array
parts = interceptor_def["class"].split('.')
modpath = ".".join(parts[:-1])
classname = parts[-1]
module = __import__(modpath, fromlist=[classname])
classobj = getattr(module, classname)
classinst = classobj()
# Put in by_name_dict for possible re-use
self.interceptor_by_name_dict[name] = classinst
def stop(self):
log.debug("GovernanceController stopping ...")
if self.event_subscriber is not None:
self.event_subscriber.deactivate()
def process_incoming_message(self, invocation):
self.process_message(invocation, self.interceptor_order, 'incoming')
return self.governance_dispatcher.handle_incoming_message(invocation)
def process_outgoing_message(self, invocation):
self.process_message(invocation, reversed(self.interceptor_order),
'outgoing')
return self.governance_dispatcher.handle_outgoing_message(invocation)
def process_message(self, invocation, interceptor_list, method):
for int_name in interceptor_list:
class_inst = self.interceptor_by_name_dict[int_name]
getattr(class_inst, method)(invocation)
return invocation
def policy_event_callback(self, *args, **kwargs):
policy_event = args[0]
log.debug("Policy modified: %s" % policy_event.origin)
self.trigger_policy_update(policy_event.origin)
#This is a function which allows for a manual update of the policies as well.
def trigger_policy_update(self, policy_id):
try:
#TODO - Find a better way to work with org_id - use ION Org for now.
ion_org, _ = self.rr_client.find_resources(
restype=RT.Org, name=CFG.system.root_org)
resource_list, _ = self.rr_client.find_subjects(
"", PRED.hasPolicy, policy_id)
for res in resource_list:
#TODO - may figure out a better way to get the name of the Resource Type - or maybe this is ok
resource_type = res.__class__.__name__
#log.debug("Resource Type: %s" % resource_type)
if resource_type == 'ServiceDefinition':
policy_rules = self.policy_client.get_active_service_policy_rules(
ion_org[0]._id, res.name)
self.update_resource_policy(res.name, policy_rules)
elif resource_type == 'Org':
self.update_all_resource_policy(res._id)
else:
policy_rules = self.policy_client.get_active_resource_policy_rules(
res._id)
self.update_resource_policy(res._id, policy_rules)
except Exception, e:
log.error(e.message)
