def new_object(self, id = 0):
""" Adds a new object to the end of the policy """
if 'Referer' in cherrypy.request.headers:
return_url = cherrypy.request.headers['Referer']
else:
return_url = '/policy/'
try:
last_object = Session.query(PolicyChain).filter(and_(
PolicyChain.chain_id == id, PolicyChain.child == 0)).one();
parent = last_object.id
new_object = PolicyChain(id, 0, parent, 0)
Session.add(new_object)
Session.flush()
last_object.child = new_object.id
Session.merge(last_object)
Session.flush()
except NoResultFound:
new_object = PolicyChain(id, 0, 0, 0)
Session.add(new_object)
Session.flush()
raise cherrypy.HTTPRedirect(return_url)
def add_object(self, **kwargs):
""" Creates a new policy object. """
try:
if kwargs['object_id'] is None or not kwargs['object_id'].isdigit():
raise TypeError('Policy ID is either None or ID is not int')
if kwargs ['object_content'] is None:
raise TypeError('Policy content None')
except KeyError as e:
return 'Key %s does not exist' % e
except TypeError as e:
return '<p>An error occured</p><p><b>Errorinfo:</b><br/>%s' % e
policy_id = kwargs['object_id']
try:
policy_object = Session.query(PolicyObject).filter(PolicyObject.id == policy_id).one()
policy_object.contents = escape_string(kwargs['object_content'])
Session.merge(policy_object)
Session.flush()
except NoResultFound:
policy_object = PolicyObject(contents = escape_string(kwargs['object_content']))
Session.add(policy_object)
Session.flush()
finally:
raise cherrypy.HTTPRedirect("/policy/")
def save_object(self, **kwargs):
""" Add the contents of a policy object to the database. """
print '\n\n Save object \n\n'
try:
content = escape_string(kwargs['object-content'])
object_id = int(kwargs['object-id'])
type = kwargs['object-type']
item_id = kwargs['policy-id']
if object_id == 0:
policy_item = Session.query(PolicyChain).filter(
PolicyChain.id == item_id).one()
policy_object = PolicyObject(type, content)
Session.add(policy_object)
Session.flush()
policy_item.policyobject_id = policy_object.id
else:
policy_object= Session.query(PolicyObject).filter(PolicyObject.id == object_id).one()
policy_object.contents = content
policy_object.type = type
Session.merge(policy_object)
Session.flush()
except KeyError as e:
print e
except NoResultFound as e:
#policy_object = PolicyObject(type, content)
#Session.add(policy_object)
#Session.flush()
print 'no result found'
pass
def save_sensor_data(self, **kwargs):
""" Get a sensors data provided bu a form, and either change it or add new. """
try:
""" Retrieves information from web request. """
addName = escape_string(kwargs['sensor_name'])
addIp = escape_string(kwargs['sensor_ip'])
addLocation = kwargs['sensor_location']
addDescription = escape_string(kwargs['sensor_description'])
sensor_id = kwargs['sensor_id']
except KeyError as e:
print 'There was a key error %s' % (e)
try:
""" In case sensor does not excist. """
if sensor_id == 0:
raise NoResultFound
sensor = Session.query(Sensor).filter(Sensor.id == sensor_id).one()
sensor.name = addName
sensor.ip = addIp
sensor.description = addDescription
Session.merge(sensor)
except NoResultFound: # Sensor does not exsist, add new.
new_sensor = Sensor(addName, addIp, addLocation, addDescription)
Session.add(new_sensor)
finally:
Session.flush()
Session.flush()
def register_source(self, **kwargs):
""" Register source data, and adds to database.
If source exsists, it will be updated. If the source does not excist it will be added.
"""
try: # Check if source is active, deactivate if necessary.
if 'active' not in kwargs or kwargs['active'] == 'off':
active = 0
else:
active = 1
url = kwargs['source-url']
except KeyError:
raise
if 'source-id' in kwargs:
id = kwargs['source-id']
else:
id = None
if id:
sourceUrl = Session.query(UpdateSource).get(id)
sourceUrl.url = url
sourceUrl.active = active
else:
sourceUrl = UpdateSource(active, url)
Session.merge(sourceUrl)
raise cherrypy.HTTPRedirect('/rules/')
def delete_sensor(self, **kwargs):
""" Deactivates a sensor in the system. """
try:
id = kwargs['sensor_id']
sensor = Session.query(Sensor).filter(Sensor.id == id).one()
sensor.active = 0
Session.merge(sensor)
Session.flush()
except NoResultFound:
print 'No result found'
except KeyError as e:
print 'Key error occured %s' % e
def delete_policy(self, id = 0):
""" Sets a policy to deactive in the database. """
try:
self.check_status()
except SystemLockedException:
raise cherrypy.HTTPRedirect('/policy/')
if id == 0:
raise NoResultFound
try:
policy = Session.query(PolicyChainMeta).filter(PolicyChainMeta.id == id).one()
policy.active = 0
Session.merge(policy)
Session.flush()
except NoResultFound:
pass
finally:
raise cherrypy.HTTPRedirect('/policy/')
def choose_object(self, **kwargs):
""" Choose a excisting policy object. """
try:
if 'object-id' not in kwargs and 'policy-id' not in kwargs:
raise KeyError
object_id = kwargs['object-id']
policy_id = kwargs['policy-id']
policy_object = Session.query(PolicyChain).filter(
PolicyChain.id == policy_id).one()
policy_object.policyobject_id = object_id
Session.merge(policy_object)
Session.flush()
except KeyError:
print 'KeyError'
def remove_object(self, **kwargs):
""" Remove the object from the list """
if 'Referer' in cherrypy.request.headers:
return_url = cherrypy.request.headers['Referer']
else:
return_url = '/policy/'
try:
if kwargs['object-id'] is None or not kwargs['object-id'].isdigit():
raise TypeError('Policy ID is either None or ID is not int')
if kwargs['policy-id'] is None:
raise TypeError('Policy content None')
object_id = int(kwargs['object-id'])
policy_id = int(kwargs['policy-id'])
delete_object = Session.query(PolicyChain).filter(and_(
PolicyChain.chain_id == policy_id, PolicyChain.id == object_id)).one()
parent = delete_object.parent
child = delete_object.child
Session.delete(delete_object)
if parent != 0:
parent_object = Session.query(PolicyChain).filter(and_(
PolicyChain.id == parent, PolicyChain.chain_id == policy_id)).one()
parent_object.child = child
Session.merge(parent_object)
if child != 0:
child_object = Session.query(PolicyChain).filter(and_(
PolicyChain.id == child, PolicyChain.chain_id == policy_id)).one()
child_object.parent = parent
Session.merge(child_object)
Session.flush()
raise cherrypy.HTTPRedirect(return_url)
except NoResultFound:
raise cherrypy.HTTPRedirect(return_url)
except KeyError as e:
raise
def deactivate_rule(self, rule):
""" Deactivates and merges rules. Also returns the old rule to """
rule.active = 0
Session.merge(rule)
return rule
