diff options
Diffstat (limited to 'test/lisp.py')
-rw-r--r-- | test/lisp.py | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/test/lisp.py b/test/lisp.py new file mode 100644 index 00000000000..865070dff9d --- /dev/null +++ b/test/lisp.py @@ -0,0 +1,326 @@ +from random import randint +from socket import AF_INET, AF_INET6 +from scapy.all import * +from scapy.packet import * +from scapy.fields import * +from lisp import * +from framework import * +from vpp_object import * + + +class VppLispLocatorSet(VppObject): + """ Represents LISP locator set in VPP """ + + def __init__(self, test, ls_name): + self._test = test + self._ls_name = ls_name + + @property + def test(self): + return self._test + + @property + def ls_name(self): + return self._ls_name + + def add_vpp_config(self): + self.test.vapi.lisp_locator_set(ls_name=self._ls_name) + self._test.registry.register(self, self.test.logger) + + def get_lisp_locator_sets_dump_entry(self): + result = self.test.vapi.lisp_locator_set_dump() + for ls in result: + if ls.ls_name.strip('\x00') == self._ls_name: + return ls + return None + + def query_vpp_config(self): + return self.get_lisp_locator_sets_dump_entry() is not None + + def remove_vpp_config(self): + self.test.vapi.lisp_locator_set(ls_name=self._ls_name, is_add=0) + + def object_id(self): + return 'lisp-locator-set-%s' % self._ls_name + + +class VppLispLocator(VppObject): + """ Represents LISP locator in VPP """ + + def __init__(self, test, sw_if_index, ls_name, priority=1, weight=1): + self._test = test + self._sw_if_index = sw_if_index + self._ls_name = ls_name + self._priority = priority + self._weight = weight + + @property + def test(self): + """ Test which created this locator """ + return self._test + + @property + def ls_name(self): + """ Locator set name """ + return self._ls_name + + @property + def sw_if_index(self): + return self._sw_if_index + + @property + def priority(self): + return self.priority + + @property + def weight(self): + return self._weight + + def add_vpp_config(self): + self.test.vapi.lisp_locator(ls_name=self._ls_name, + sw_if_index=self._sw_if_index, + priority=self._priority, + weight=self._weight) + self._test.registry.register(self, self.test.logger) + + def get_lisp_locator_dump_entry(self): + locators = self.test.vapi.lisp_locator_dump( + is_index_set=0, ls_name=self._ls_name) + for locator in locators: + if locator.sw_if_index == self._sw_if_index: + return locator + return None + + def query_vpp_config(self): + locator = self.get_lisp_locator_dump_entry() + return locator is not None + + def remove_vpp_config(self): + self.test.vapi.lisp_locator( + ls_name=self._ls_name, sw_if_index=self._sw_if_index, + priority=self._priority, weight=self._weight, is_add=0) + self._test.registry.register(self, self.test.logger) + + def object_id(self): + return 'lisp-locator-%s-%d' % (self._ls_name, self._sw_if_index) + + +class LispEIDType(object): + IP4 = 0 + IP6 = 1 + MAC = 2 + + +class LispKeyIdType(object): + NONE = 0 + SHA1 = 1 + SHA256 = 2 + + +class LispEID(object): + """ Lisp endpoint identifier """ + def __init__(self, eid): + self.eid = eid + + # find out whether EID is ip4 prefix, ip6 prefix or MAC + if self.eid.find("/") != -1: + if self.eid.find(":") == -1: + self.eid_type = LispEIDType.IP4 + self.data_length = 4 + else: + self.eid_type = LispEIDType.IP6 + self.data_length = 16 + + self.eid_address = self.eid.split("/")[0] + self.prefix_length = int(self.eid.split("/")[1]) + elif self.eid.count(":") == 5: # MAC address + self.eid_type = LispEIDType.MAC + self.eid_address = self.eid + self.prefix_length = 0 + self.data_length = 6 + else: + raise Exception('Unsupported EID format {}!'.format(eid)) + + def __str__(self): + if self.eid_type == LispEIDType.IP4: + return socket.inet_pton(socket.AF_INET, self.eid_address) + elif self.eid_type == LispEIDType.IP6: + return socket.inet_pton(socket.AF_INET6, self.eid_address) + elif self.eid_type == LispEIDType.MAC: + return Exception('Unimplemented') + raise Exception('Unknown EID type {}!'.format(self.eid_type)) + + +class VppLispMapping(VppObject): + """ Represents common features for remote and local LISP mapping in VPP """ + + def __init__(self, test, eid, vni=0, priority=1, weight=1): + self._eid = LispEID(eid) + self._test = test + self._priority = priority + self._weight = weight + self._vni = vni + + @property + def test(self): + return self._test + + @property + def vni(self): + return self._vni + + @property + def eid(self): + return self._eid + + @property + def priority(self): + return self._priority + + @property + def weight(self): + return self._weight + + def get_lisp_mapping_dump_entry(self): + return self.test.vapi.lisp_eid_table_dump( + eid_set=1, prefix_length=self._eid.prefix_length, + vni=self._vni, eid_type=self._eid.eid_type, eid=str(self._eid)) + + def query_vpp_config(self): + mapping = self.get_lisp_mapping_dump_entry() + return mapping + + +class VppLocalMapping(VppLispMapping): + """ LISP Local mapping """ + def __init__(self, test, eid, ls_name, vni=0, priority=1, weight=1, + key_id=LispKeyIdType.NONE, key=''): + super(VppLocalMapping, self).__init__(test, eid, vni, priority, weight) + self._ls_name = ls_name + self._key_id = key_id + self._key = key + + @property + def ls_name(self): + return self._ls_name + + @property + def key_id(self): + return self._key_id + + @property + def key(self): + return self._key + + def add_vpp_config(self): + self.test.vapi.lisp_local_mapping( + ls_name=self._ls_name, eid_type=self._eid.eid_type, + eid=str(self._eid), prefix_len=self._eid.prefix_length, + vni=self._vni, key_id=self._key_id, key=self._key) + self._test.registry.register(self, self.test.logger) + + def remove_vpp_config(self): + self.test.vapi.lisp_local_mapping( + ls_name=self._ls_name, eid_type=self._eid.eid_type, + eid=str(self._eid), prefix_len=self._eid.prefix_length, + vni=self._vni, is_add=0) + + def object_id(self): + return 'lisp-eid-local-mapping-%s[%d]' % (self._eid, self._vni) + + +class VppRemoteMapping(VppLispMapping): + + def __init__(self, test, eid, rlocs=None, vni=0, priority=1, weight=1): + super(VppRemoteMapping, self).__init__(test, eid, vni, priority, + weight) + self._rlocs = rlocs + + @property + def rlocs(self): + return self._rlocs + + def add_vpp_config(self): + self.test.vapi.lisp_remote_mapping( + rlocs=self._rlocs, eid_type=self._eid.eid_type, + eid=str(self._eid), eid_prefix_len=self._eid.prefix_length, + vni=self._vni, rlocs_num=len(self._rlocs)) + self._test.registry.register(self, self.test.logger) + + def remove_vpp_config(self): + self.test.vapi.lisp_remote_mapping( + eid_type=self._eid.eid_type, eid=str(self._eid), + eid_prefix_len=self._eid.prefix_length, vni=self._vni, + is_add=0, rlocs_num=0) + + def object_id(self): + return 'lisp-eid-remote-mapping-%s[%d]' % (self._eid, self._vni) + + +class VppLispAdjacency(VppObject): + """ Represents LISP adjacency in VPP """ + + def __init__(self, test, leid, reid, vni=0): + self._leid = LispEID(leid) + self._reid = LispEID(reid) + if self._leid.eid_type != self._reid.eid_type: + raise Exception('remote and local EID are different types!') + self._vni = vni + self._test = test + + @property + def test(self): + return self._test + + @property + def leid(self): + return self._leid + + @property + def reid(self): + return self._reid + + @property + def vni(self): + return self._vni + + def add_vpp_config(self): + self.test.vapi.lisp_adjacency( + leid=str(self._leid), + reid=str(self._reid), eid_type=self._leid.eid_type, + leid_len=self._leid.prefix_length, + reid_len=self._reid.prefix_length, vni=self._vni) + self._test.registry.register(self, self.test.logger) + + def eid_equal(self, eid, eid_type, eid_data, prefix_len): + if eid.eid_type != eid_type: + return False + + if eid_type == LispEIDType.IP4 or eid_type == LispEIDType.IP6: + if eid.prefix_length != prefix_len: + return False + + if str(eid) != eid_data[0:eid.data_length]: + return False + + return True + + def query_vpp_config(self): + res = self.test.vapi.lisp_adjacencies_get(vni=self._vni) + for adj in res.adjacencies: + if self.eid_equal(self._leid, adj.eid_type, adj.leid, + adj.leid_prefix_len) and \ + self.eid_equal(self._reid, adj.eid_type, adj.reid, + adj.reid_prefix_len): + return True + return False + + def remove_vpp_config(self): + self.test.vapi.lisp_adjacency( + leid=str(self._leid), + reid=str(self._reid), eid_type=self._leid.eid_type, + leid_len=self._leid.prefix_length, + reid_len=self._reid.prefix_length, vni=self._vni, is_add=0) + + def object_id(self): + return 'lisp-adjacency-%s-%s[%d]' % (self._leid, self._reid, self._vni) |