summaryrefslogtreecommitdiffstats
path: root/src/plugins/acl/test/vpp_acl.py
blob: 2d2f7ca257bfaff880ad8875a9876ea3e7d1af29 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
from ipaddress import IPv4Network

from vpp_object import VppObject
from vpp_papi import VppEnum
from vpp_ip import INVALID_INDEX
from vpp_papi_provider import UnexpectedApiReturnValueError


class VppAclPlugin(VppObject):

    def __init__(self, test, enable_intf_counters=False):
        self._test = test
        self.enable_intf_counters = enable_intf_counters

    @property
    def enable_intf_counters(self):
        return self._enable_intf_counters

    @enable_intf_counters.setter
    def enable_intf_counters(self, enable):
        self.vapi.acl_stats_intf_counters_enable(enable=enable)

    def add_vpp_config(self):
        pass

    def remove_vpp_config(self):
        pass

    def query_vpp_config(self):
        pass

    def object_id(self):
        return ("acl-plugin-%d" % (self._sw_if_index))


class AclRule():
    """ ACL Rule """

    # port ranges
    PORTS_ALL = -1
    PORTS_RANGE = 0
    PORTS_RANGE_2 = 1
    udp_sport_from = 10
    udp_sport_to = udp_sport_from + 5
    udp_dport_from = 20000
    udp_dport_to = udp_dport_from + 5000
    tcp_sport_from = 30
    tcp_sport_to = tcp_sport_from + 5
    tcp_dport_from = 40000
    tcp_dport_to = tcp_dport_from + 5000

    udp_sport_from_2 = 90
    udp_sport_to_2 = udp_sport_from_2 + 5
    udp_dport_from_2 = 30000
    udp_dport_to_2 = udp_dport_from_2 + 5000
    tcp_sport_from_2 = 130
    tcp_sport_to_2 = tcp_sport_from_2 + 5
    tcp_dport_from_2 = 20000
    tcp_dport_to_2 = tcp_dport_from_2 + 5000

    icmp4_type = 8  # echo request
    icmp4_code = 3
    icmp6_type = 128  # echo request
    icmp6_code = 3

    icmp4_type_2 = 8
    icmp4_code_from_2 = 5
    icmp4_code_to_2 = 20
    icmp6_type_2 = 128
    icmp6_code_from_2 = 8
    icmp6_code_to_2 = 42

    def __init__(self, is_permit, src_prefix=IPv4Network('0.0.0.0/0'),
                 dst_prefix=IPv4Network('0.0.0.0/0'),
                 proto=0, ports=PORTS_ALL, sport_from=None, sport_to=None,
                 dport_from=None, dport_to=None):
        self.is_permit = is_permit
        self.src_prefix = src_prefix
        self.dst_prefix = dst_prefix
        self._proto = proto
        self._ports = ports
        # assign ports by range
        self.update_ports()
        # assign specified ports
        if sport_from:
            self.sport_from = sport_from
        if sport_to:
            self.sport_to = sport_to
        if dport_from:
            self.dport_from = dport_from
        if dport_to:
            self.dport_to = dport_to

    def __copy__(self):
        new_rule = AclRule(self.is_permit, self.src_prefix, self.dst_prefix,
                           self._proto, self._ports, self.sport_from,
                           self.sport_to, self.dport_from, self.dport_to)
        return new_rule

    def update_ports(self):
        if self._ports == self.PORTS_ALL:
            self.sport_from = 0
            self.dport_from = 0
            self.sport_to = 65535
            if self._proto == 1 or self._proto == 58:
                self.sport_to = 255
            self.dport_to = self.sport_to
        elif self._ports == self.PORTS_RANGE:
            if self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP:
                self.sport_from = self.icmp4_type
                self.sport_to = self.icmp4_type
                self.dport_from = self.icmp4_code
                self.dport_to = self.icmp4_code
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP6:
                self.sport_from = self.icmp6_type
                self.sport_to = self.icmp6_type
                self.dport_from = self.icmp6_code
                self.dport_to = self.icmp6_code
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_TCP:
                self.sport_from = self.tcp_sport_from
                self.sport_to = self.tcp_sport_to
                self.dport_from = self.tcp_dport_from
                self.dport_to = self.tcp_dport_to
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP:
                self.sport_from = self.udp_sport_from
                self.sport_to = self.udp_sport_to
                self.dport_from = self.udp_dport_from
                self.dport_to = self.udp_dport_to
        elif self._ports == self.PORTS_RANGE_2:
            if self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP:
                self.sport_from = self.icmp4_type_2
                self.sport_to = self.icmp4_type_2
                self.dport_from = self.icmp4_code_from_2
                self.dport_to = self.icmp4_code_to_2
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_ICMP6:
                self.sport_from = self.icmp6_type_2
                self.sport_to = self.icmp6_type_2
                self.dport_from = self.icmp6_code_from_2
                self.dport_to = self.icmp6_code_to_2
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_TCP:
                self.sport_from = self.tcp_sport_from_2
                self.sport_to = self.tcp_sport_to_2
                self.dport_from = self.tcp_dport_from_2
                self.dport_to = self.tcp_dport_to_2
            elif self._proto == VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP:
                self.sport_from = self.udp_sport_from_2
                self.sport_to = self.udp_sport_to_2
                self.dport_from = self.udp_dport_from_2
                self.dport_to = self.udp_dport_to_2
        else:
            self.sport_from = self._ports
            self.sport_to = self._ports
            self.dport_from = self._ports
            self.dport_to = self._ports

    @property
    def proto(self):
        return self._proto

    @proto.setter
    def proto(self, proto):
        self._proto = proto
        self.update_ports()

    @property
    def ports(self):
        return self._ports

    @ports.setter
    def ports(self, ports):
        self._ports = ports
        self.update_ports()

    def encode(self):
        return {'is_permit': self.is_permit, 'proto': self.proto,
                'srcport_or_icmptype_first': self.sport_from,
                'srcport_or_icmptype_last': self.sport_to,
                'src_prefix': self.src_prefix,
                'dstport_or_icmpcode_first': self.dport_from,
                'dstport_or_icmpcode_last': self.dport_to,
                'dst_prefix': self.dst_prefix}


class VppAcl(VppObject):
    """ VPP ACL """

    def __init__(self, test, rules, acl_index=INVALID_INDEX, tag=None):
        self._test = test
        self._acl_index = acl_index
        self.tag = tag
        self._rules = rules

    @property
    def rules(self):
        return self._rules

    @property
    def acl_index(self):
        return self._acl_index

    @property
    def count(self):
        return len(self._rules)

    def encode_rules(self):
        rules = []
        for rule in self._rules:
            rules.append(rule.encode())
        return rules

    def add_vpp_config(self, expect_error=False):
        try:
            reply = self._test.vapi.acl_add_replace(
                acl_index=self._acl_index, tag=self.tag, count=self.count,
                r=self.encode_rules())
            self._acl_index = reply.acl_index
            self._test.registry.register(self, self._test.logger)
            if expect_error:
                self._test.fail("Unexpected api reply")
            return self
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")
        return None

    def modify_vpp_config(self, rules):
        self._rules = rules
        self.add_vpp_config()

    def remove_vpp_config(self, expect_error=False):
        try:
            self._test.vapi.acl_del(acl_index=self._acl_index)
            if expect_error:
                self._test.fail("Unexpected api reply")
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")

    def dump(self):
        return self._test.vapi.acl_dump(acl_index=self._acl_index)

    def query_vpp_config(self):
        dump = self.dump()
        for rule in dump:
            if rule.acl_index == self._acl_index:
                return True
        return False

    def object_id(self):
        return ("acl-%s-%d" % (self.tag, self._acl_index))


class VppEtypeWhitelist(VppObject):
    """ VPP Etype Whitelist """

    def __init__(self, test, sw_if_index, whitelist, n_input=0):
        self._test = test
        self.whitelist = whitelist
        self.n_input = n_input
        self._sw_if_index = sw_if_index

    @property
    def sw_if_index(self):
        return self._sw_if_index

    @property
    def count(self):
        return len(self.whitelist)

    def add_vpp_config(self):
        self._test.vapi.acl_interface_set_etype_whitelist(
            sw_if_index=self._sw_if_index, count=self.count,
            n_input=self.n_input, whitelist=self.whitelist)
        self._test.registry.register(self, self._test.logger)
        return self

    def remove_vpp_config(self):
        self._test.vapi.acl_interface_set_etype_whitelist(
            sw_if_index=self._sw_if_index, count=0, n_input=0, whitelist=[])

    def query_vpp_config(self):
        self._test.vapi.acl_interface_etype_whitelist_dump(
            sw_if_index=self._sw_if_index)
        return False

    def object_id(self):
        return ("acl-etype_wl-%d" % (self._sw_if_index))


class VppAclInterface(VppObject):
    """ VPP ACL Interface """

    def __init__(self, test, sw_if_index, acls, n_input=0):
        self._test = test
        self._sw_if_index = sw_if_index
        self.n_input = n_input
        self.acls = acls

    @property
    def sw_if_index(self):
        return self._sw_if_index

    @property
    def count(self):
        return len(self.acls)

    def encode_acls(self):
        acls = []
        for acl in self.acls:
            acls.append(acl.acl_index)
        return acls

    def add_vpp_config(self, expect_error=False):
        try:
            reply = self._test.vapi.acl_interface_set_acl_list(
                sw_if_index=self._sw_if_index, n_input=self.n_input,
                count=self.count, acls=self.encode_acls())
            self._test.registry.register(self, self._test.logger)
            if expect_error:
                self._test.fail("Unexpected api reply")
            return self
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")
        return None

    def remove_vpp_config(self, expect_error=False):
        try:
            reply = self._test.vapi.acl_interface_set_acl_list(
                sw_if_index=self._sw_if_index, n_input=0, count=0, acls=[])
            if expect_error:
                self._test.fail("Unexpected api reply")
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")

    def query_vpp_config(self):
        dump = self._test.vapi.acl_interface_list_dump(
            sw_if_index=self._sw_if_index)
        for acl_list in dump:
            if acl_list.count > 0:
                return True
        return False

    def object_id(self):
        return ("acl-if-list-%d" % (self._sw_if_index))


class MacipRule():
    """ Mac Ip rule """

    def __init__(self, is_permit, src_mac=0, src_mac_mask=0,
                 src_prefix=IPv4Network('0.0.0.0/0')):
        self.is_permit = is_permit
        self.src_mac = src_mac
        self.src_mac_mask = src_mac_mask
        self.src_prefix = src_prefix

    def encode(self):
        return {'is_permit': self.is_permit, 'src_mac': self.src_mac,
                'src_mac_mask': self.src_mac_mask,
                'src_prefix': self.src_prefix}


class VppMacipAcl(VppObject):
    """ Vpp Mac Ip ACL """

    def __init__(self, test, rules, acl_index=INVALID_INDEX, tag=None):
        self._test = test
        self._acl_index = acl_index
        self.tag = tag
        self._rules = rules

    @property
    def acl_index(self):
        return self._acl_index

    @property
    def rules(self):
        return self._rules

    @property
    def count(self):
        return len(self._rules)

    def encode_rules(self):
        rules = []
        for rule in self._rules:
            rules.append(rule.encode())
        return rules

    def add_vpp_config(self, expect_error=False):
        try:
            reply = self._test.vapi.macip_acl_add_replace(
                acl_index=self._acl_index, tag=self.tag, count=self.count,
                r=self.encode_rules())
            self._acl_index = reply.acl_index
            self._test.registry.register(self, self._test.logger)
            if expect_error:
                self._test.fail("Unexpected api reply")
            return self
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")
        return None

    def modify_vpp_config(self, rules):
        self._rules = rules
        self.add_vpp_config()

    def remove_vpp_config(self, expect_error=False):
        try:
            self._test.vapi.macip_acl_del(acl_index=self._acl_index)
            if expect_error:
                self._test.fail("Unexpected api reply")
        except UnexpectedApiReturnValueError:
            if not expect_error:
                self._test.fail("Unexpected api reply")

    def dump(self):
        return self._test.vapi.macip_acl_dump(acl_index=self._acl_index)

    def query_vpp_config(self):
        dump = self.dump()
        for rule in dump:
            if rule.acl_index == self._acl_index:
                return True
        return False

    def object_id(self):
        return ("macip-acl-%s-%d" % (self.tag, self._acl_index))


class VppMacipAclInterface(VppObject):
    """ VPP Mac Ip ACL Interface """

    def __init__(self, test, sw_if_index, acls):
        self._test = test
        self._sw_if_index = sw_if_index
        self.acls = acls

    @property
    def sw_if_index(self):
        return self._sw_if_index

    @property
    def count(self):
        return len(self.acls)

    def add_vpp_config(self):
        for acl in self.acls:
            self._test.vapi.macip_acl_interface_add_del(
                is_add=True, sw_if_index=self._sw_if_index,
                acl_index=acl.acl_index)
        self._test.registry.register(self, self._test.logger)

    def remove_vpp_config(self):
        for acl in self.acls:
            self._test.vapi.macip_acl_interface_add_del(
                is_add=False, sw_if_index=self._sw_if_index,
                acl_index=acl.acl_index)

    def dump(self):
        return self._test.vapi.macip_acl_interface_list_dump(
            sw_if_index=self._sw_if_index)

    def query_vpp_config(self):
        dump = self.dump()
        for acl_list in dump:
            for acl_index in acl_list.acls:
                if acl_index != INVALID_INDEX:
                    return True
        return False

    def object_id(self):
        return ("macip-acl-if-list-%d" % (self._sw_if_index))