diff options
-rw-r--r-- | src/vnet/fib/fib_table.c | 3 | ||||
-rw-r--r-- | src/vnet/ip/ip.api | 31 | ||||
-rw-r--r-- | src/vnet/ip/ip.h | 2 | ||||
-rw-r--r-- | src/vnet/ip/ip_api.c | 49 | ||||
-rw-r--r-- | src/vnet/ip/ip_test.c | 11 | ||||
-rw-r--r-- | src/vnet/ip/lookup.c | 33 | ||||
-rwxr-xr-x | test/test_ip4_vrf_multi_instance.py | 107 | ||||
-rwxr-xr-x | test/test_ip6_vrf_multi_instance.py | 123 |
8 files changed, 296 insertions, 63 deletions
diff --git a/src/vnet/fib/fib_table.c b/src/vnet/fib/fib_table.c index 7cc989d6324..f222828898b 100644 --- a/src/vnet/fib/fib_table.c +++ b/src/vnet/fib/fib_table.c @@ -1322,6 +1322,7 @@ fib_table_lock_dec (fib_table_t *fib_table, { vec_validate(fib_table->ft_locks, source); + ASSERT(fib_table->ft_locks[source] > 0); fib_table->ft_locks[source]--; fib_table->ft_total_locks--; } @@ -1350,7 +1351,7 @@ fib_table_unlock (u32 fib_index, if (0 == fib_table->ft_total_locks) { /* - * no more locak from any source - kill it + * no more lock from any source - kill it */ fib_table_destroy(fib_table); } diff --git a/src/vnet/ip/ip.api b/src/vnet/ip/ip.api index 28786fa5a90..ca1e2008e4f 100644 --- a/src/vnet/ip/ip.api +++ b/src/vnet/ip/ip.api @@ -20,7 +20,7 @@ called through a shared memory interface. */ -option version = "3.1.0"; +option version = "3.2.0"; import "vnet/interface_types.api"; import "vnet/fib/fib_types.api"; @@ -57,6 +57,35 @@ autoreply define ip_table_add_del vl_api_ip_table_t table; }; +/** \brief Allocate an unused table + A table can be added multiple times. + If a large number of tables are in use (millions), this API might + fail to find a free ID with very low probability, and will return + EAGAIN. A subsequent attempt may be successful. + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param table - if table.table_id == ~0, vpp allocates an unused table_id and + proceeds as in ip_table_add_del with is_add = true + if table.table_id != ~0, vpp uses the table.table_id and + proceeds as in ip_table_add_del with is_add = true + table.table_id should never be 0 +*/ +define ip_table_allocate +{ + u32 client_index; + u32 context; + + vl_api_ip_table_t table; +}; + +define ip_table_allocate_reply +{ + u32 context; + i32 retval; + + vl_api_ip_table_t table; +}; + /** \brief Dump IP all fib tables @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request diff --git a/src/vnet/ip/ip.h b/src/vnet/ip/ip.h index 6d822d29dbe..cda0de2a451 100644 --- a/src/vnet/ip/ip.h +++ b/src/vnet/ip/ip.h @@ -270,6 +270,8 @@ void ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api); int ip_table_bind (fib_protocol_t fproto, u32 sw_if_index, u32 table_id, u8 is_api); +u32 ip_table_get_unused_id (fib_protocol_t fproto); + u8 ip_is_zero (ip46_address_t * ip46_address, u8 is_ip4); u8 ip_is_local_host (ip46_address_t * ip46_address, u8 is_ip4); u8 ip4_is_local_host (ip4_address_t * ip4_address); diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c index f9f9ac783d9..f5ebd029a46 100644 --- a/src/vnet/ip/ip_api.c +++ b/src/vnet/ip/ip_api.c @@ -601,6 +601,32 @@ ip_table_delete (fib_protocol_t fproto, u32 table_id, u8 is_api) } } +/* + * Returns an unused table id, and ~0 if it can't find one. + */ +u32 +ip_table_get_unused_id (fib_protocol_t fproto) +{ + int i, j; + u32 seed = random_default_seed (); + /* limit to 1M tries */ + for (j = 0; j < 1 << 10; j++) + { + seed = random_u32 (&seed); + for (i = 0; i < 1 << 10; i++) + { + /* look around randomly generated id */ + seed += (2 * (i % 2) - 1) * i; + if (seed == ~0) + continue; + if (fib_table_find (fproto, seed) == ~0) + return seed; + } + } + + return ~0; +} + void vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp) { @@ -622,6 +648,29 @@ vl_api_ip_table_add_del_t_handler (vl_api_ip_table_add_del_t * mp) REPLY_MACRO (VL_API_IP_TABLE_ADD_DEL_REPLY); } +void +vl_api_ip_table_allocate_t_handler (vl_api_ip_table_allocate_t *mp) +{ + vl_api_ip_table_allocate_reply_t *rmp; + fib_protocol_t fproto = + (mp->table.is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4); + u32 table_id = ntohl (mp->table.table_id); + int rv = 0; + + if (~0 == table_id) + table_id = ip_table_get_unused_id (fproto); + + if (~0 == table_id) + rv = VNET_API_ERROR_EAGAIN; + else + ip_table_create (fproto, table_id, 1, mp->table.name); + + REPLY_MACRO2 (VL_API_IP_TABLE_ALLOCATE_REPLY, { + clib_memcpy_fast (&rmp->table, &mp->table, sizeof (mp->table)); + rmp->table.table_id = htonl (table_id); + }) +} + static int ip_route_add_del_t_handler (vl_api_ip_route_add_del_t * mp, u32 * stats_index) { diff --git a/src/vnet/ip/ip_test.c b/src/vnet/ip/ip_test.c index 2de8235288d..6bdeca5ff32 100644 --- a/src/vnet/ip/ip_test.c +++ b/src/vnet/ip/ip_test.c @@ -524,6 +524,17 @@ api_ip_table_flush (vat_main_t *vam) return ret; } +static int +api_ip_table_allocate (vat_main_t *vam) +{ + return -1; +} + +static void +vl_api_ip_table_allocate_reply_t_handler (vl_api_ip_table_allocate_reply_t *mp) +{ +} + static void vl_api_ip_route_add_del_v2_reply_t_handler ( vl_api_ip_route_add_del_v2_reply_t *mp) diff --git a/src/vnet/ip/lookup.c b/src/vnet/ip/lookup.c index 1753ffd9232..5db14bac092 100644 --- a/src/vnet/ip/lookup.c +++ b/src/vnet/ip/lookup.c @@ -399,27 +399,32 @@ vnet_ip_table_cmd (vlib_main_t * vm, } } - if (~0 == table_id) - { - error = clib_error_return (0, "No table id"); - goto done; - } - else if (0 == table_id) + if (0 == table_id) { error = clib_error_return (0, "Can't change the default table"); goto done; } else - { - if (is_add) { - ip_table_create (fproto, table_id, 0, name); - } - else - { - ip_table_delete (fproto, table_id, 0); + if (is_add) + { + if (~0 == table_id) + { + table_id = ip_table_get_unused_id (fproto); + vlib_cli_output (vm, "%u\n", table_id); + } + ip_table_create (fproto, table_id, 0, name); + } + else + { + if (~0 == table_id) + { + error = clib_error_return (0, "No table id"); + goto done; + } + ip_table_delete (fproto, table_id, 0); + } } - } done: unformat_free (line_input); diff --git a/test/test_ip4_vrf_multi_instance.py b/test/test_ip4_vrf_multi_instance.py index c0e2ff31c46..acef6c4ff09 100755 --- a/test/test_ip4_vrf_multi_instance.py +++ b/test/test_ip4_vrf_multi_instance.py @@ -136,13 +136,13 @@ class TestIp4VrfMultiInst(VppTestCase): cls.pg_not_in_vrf = [pg_if for pg_if in cls.pg_interfaces] # Create mapping of pg_interfaces to VRF IDs - cls.pg_if_by_vrf_id = dict() + cls.pg_if_sets = dict() for i in range(cls.nr_of_vrfs): - vrf_id = i + 1 + set_id = i + 1 pg_list = [ cls.pg_interfaces[i * cls.pg_ifs_per_vrf + j] for j in range(cls.pg_ifs_per_vrf)] - cls.pg_if_by_vrf_id[vrf_id] = pg_list + cls.pg_if_sets[set_id] = pg_list except Exception: super(TestIp4VrfMultiInst, cls).tearDownClass() @@ -169,6 +169,19 @@ class TestIp4VrfMultiInst(VppTestCase): self.logger.info(self.vapi.ppcli("show ip fib")) self.logger.info(self.vapi.ppcli("show ip4 neighbors")) + def _assign_interfaces(self, vrf_id, if_set_id): + for i in range(self.pg_ifs_per_vrf): + pg_if = self.pg_if_sets[if_set_id][i] + pg_if.set_table_ip4(vrf_id) + self.logger.info("pg-interface %s added to IPv4 VRF ID %d" + % (pg_if.name, vrf_id)) + if pg_if not in self.pg_in_vrf: + self.pg_in_vrf.append(pg_if) + if pg_if in self.pg_not_in_vrf: + self.pg_not_in_vrf.remove(pg_if) + pg_if.config_ip4() + pg_if.configure_ipv4_neighbors() + def create_vrf_and_assign_interfaces(self, count, start=1): """ Create required number of FIB tables / VRFs, put 3 pg-ip4 interfaces @@ -181,40 +194,53 @@ class TestIp4VrfMultiInst(VppTestCase): for i in range(count): vrf_id = i + start - pg_if = self.pg_if_by_vrf_id[vrf_id][0] self.vapi.ip_table_add_del(is_add=1, table={'table_id': vrf_id}) self.logger.info("IPv4 VRF ID %d created" % vrf_id) if vrf_id not in self.vrf_list: self.vrf_list.append(vrf_id) if vrf_id in self.vrf_reset_list: self.vrf_reset_list.remove(vrf_id) - for j in range(self.pg_ifs_per_vrf): - pg_if = self.pg_if_by_vrf_id[vrf_id][j] - pg_if.set_table_ip4(vrf_id) - self.logger.info("pg-interface %s added to IPv4 VRF ID %d" - % (pg_if.name, vrf_id)) - if pg_if not in self.pg_in_vrf: - self.pg_in_vrf.append(pg_if) - if pg_if in self.pg_not_in_vrf: - self.pg_not_in_vrf.remove(pg_if) - pg_if.config_ip4() - pg_if.configure_ipv4_neighbors() + self._assign_interfaces(vrf_id, vrf_id) self.logger.debug(self.vapi.ppcli("show ip fib")) self.logger.debug(self.vapi.ppcli("show ip4 neighbors")) - def reset_vrf_and_remove_from_vrf_list(self, vrf_id): + def create_vrf_by_id_and_assign_interfaces(self, set_id, + vrf_id=0xffffffff): + """ + Create a FIB table / VRF by vrf_id, put 3 pg-ip4 interfaces + to FIB table / VRF. + + :param int vrf_id: Required table ID / VRF ID. \ + (Default value = 0xffffffff, ID will be selected automatically) + """ + ret = self.vapi.ip_table_allocate(table={'table_id': vrf_id}) + vrf_id = ret.table.table_id + self.logger.info("IPv4 VRF ID %d created" % vrf_id) + if vrf_id not in self.vrf_list: + self.vrf_list.append(vrf_id) + if vrf_id in self.vrf_reset_list: + self.vrf_reset_list.remove(vrf_id) + self._assign_interfaces(vrf_id, set_id) + self.logger.debug(self.vapi.ppcli("show ip fib")) + self.logger.debug(self.vapi.ppcli("show ip4 neighbors")) + + return vrf_id + + def reset_vrf_and_remove_from_vrf_list(self, vrf_id, if_set_id=None): """ Reset required FIB table / VRF and remove it from VRF list. :param int vrf_id: The FIB table / VRF ID to be reset. """ + if if_set_id is None: + if_set_id = vrf_id self.vapi.ip_table_flush(table={'table_id': vrf_id}) if vrf_id in self.vrf_list: self.vrf_list.remove(vrf_id) if vrf_id not in self.vrf_reset_list: self.vrf_reset_list.append(vrf_id) for j in range(self.pg_ifs_per_vrf): - pg_if = self.pg_if_by_vrf_id[vrf_id][j] + pg_if = self.pg_if_sets[if_set_id][j] pg_if.unconfig_ip4() if pg_if in self.pg_in_vrf: self.pg_in_vrf.remove(pg_if) @@ -267,7 +293,7 @@ class TestIp4VrfMultiInst(VppTestCase): vrf_lst = list(self.vrf_list) vrf_lst.remove(vrf_id) for vrf in vrf_lst: - for dst_if in self.pg_if_by_vrf_id[vrf]: + for dst_if in self.pg_if_sets[vrf]: for dst_host in dst_if.remote_hosts: src_host = random.choice(src_hosts) pkt_info = self.create_packet_info(src_if, dst_if) @@ -327,20 +353,22 @@ class TestIp4VrfMultiInst(VppTestCase): "Port %u: Packet expected from source %u didn't arrive" % (dst_sw_if_index, i.sw_if_index)) - def verify_vrf(self, vrf_id): + def verify_vrf(self, vrf_id, if_set_id=None): """ Check if the FIB table / VRF ID is configured. :param int vrf_id: The FIB table / VRF ID to be verified. :return: 1 if the FIB table / VRF ID is configured, otherwise return 0. """ + if if_set_id is None: + if_set_id = vrf_id ip_fib_dump = self.vapi.ip_route_dump(vrf_id) vrf_exist = len(ip_fib_dump) vrf_count = 0 for ip_fib_details in ip_fib_dump: addr = ip_fib_details.route.prefix.network_address found = False - for pg_if in self.pg_if_by_vrf_id[vrf_id]: + for pg_if in self.pg_if_sets[if_set_id]: if found: break for host in pg_if.remote_hosts: @@ -406,7 +434,7 @@ class TestIp4VrfMultiInst(VppTestCase): # Test # Create incoming packet streams for packet-generator interfaces for vrf_id in self.vrf_list: - for pg_if in self.pg_if_by_vrf_id[vrf_id]: + for pg_if in self.pg_if_sets[vrf_id]: pkts = self.create_stream_crosswise_vrf( pg_if, vrf_id, self.pg_if_packet_sizes) pg_if.add_stream(pkts) @@ -499,6 +527,43 @@ class TestIp4VrfMultiInst(VppTestCase): self.run_verify_test() self.run_crosswise_vrf_test() + def test_ip4_vrf_05(self): + """ IP4 VRF Multi-instance test 5 - id allocation + """ + # Config 5 + # Create several VRFs + # Set vrf_id manually first + self.create_vrf_by_id_and_assign_interfaces(1, 1) + # Set vrf_id automatically a few times + auto_vrf_id = [ + self.create_vrf_by_id_and_assign_interfaces(i) for i in range(2, 5) + ] + + # Verify 5 + self.assert_equal(self.verify_vrf(1, 1), VRFState.configured, VRFState) + for i, vrf in enumerate(auto_vrf_id): + self.assert_equal(self.verify_vrf(vrf, i+2), + VRFState.configured, VRFState) + + # Test 5 + self.run_verify_test() + + # Config 5.1 + # Reset VRFs + self.reset_vrf_and_remove_from_vrf_list(1) + for i, vrf in enumerate(auto_vrf_id): + self.reset_vrf_and_remove_from_vrf_list(vrf, i+2) + + # Verify 5.1 + self.assert_equal(self.verify_vrf(1, 1), VRFState.reset, VRFState) + for i, vrf in enumerate(auto_vrf_id): + self.assert_equal(self.verify_vrf(vrf, i+2), + VRFState.reset, VRFState) + + vrf_list_length = len(self.vrf_list) + self.assertEqual( + vrf_list_length, 0, + "List of configured VRFs is not empty: %s != 0" % vrf_list_length) if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) diff --git a/test/test_ip6_vrf_multi_instance.py b/test/test_ip6_vrf_multi_instance.py index c2964b6c6c0..0f4a073366b 100755 --- a/test/test_ip6_vrf_multi_instance.py +++ b/test/test_ip6_vrf_multi_instance.py @@ -148,13 +148,13 @@ class TestIP6VrfMultiInst(VppTestCase): cls.pg_not_in_vrf = [pg_if for pg_if in cls.pg_interfaces] # Create mapping of pg_interfaces to VRF IDs - cls.pg_if_by_vrf_id = dict() + cls.pg_if_sets = dict() for i in range(cls.nr_of_vrfs): - vrf_id = i + 1 + set_id = i + 1 pg_list = [ cls.pg_interfaces[i * cls.pg_ifs_per_vrf + j] for j in range(cls.pg_ifs_per_vrf)] - cls.pg_if_by_vrf_id[vrf_id] = pg_list + cls.pg_if_sets[set_id] = pg_list except Exception: super(TestIP6VrfMultiInst, cls).tearDownClass() @@ -181,6 +181,20 @@ class TestIP6VrfMultiInst(VppTestCase): self.logger.info(self.vapi.ppcli("show ip6 fib")) self.logger.info(self.vapi.ppcli("show ip6 neighbors")) + def _assign_interfaces(self, vrf_id, if_set_id): + for i in range(self.pg_ifs_per_vrf): + pg_if = self.pg_if_sets[if_set_id][i] + pg_if.set_table_ip6(vrf_id) + self.logger.info("pg-interface %s added to IPv6 VRF ID %d" + % (pg_if.name, vrf_id)) + if pg_if not in self.pg_in_vrf: + self.pg_in_vrf.append(pg_if) + if pg_if in self.pg_not_in_vrf: + self.pg_not_in_vrf.remove(pg_if) + pg_if.config_ip6() + pg_if.disable_ipv6_ra() + pg_if.configure_ipv6_neighbors() + def create_vrf_and_assign_interfaces(self, count, start=1): """ Create required number of FIB tables / VRFs, put 3 pg-ip6 interfaces @@ -192,7 +206,6 @@ class TestIP6VrfMultiInst(VppTestCase): """ for i in range(count): vrf_id = i + start - pg_if = self.pg_if_by_vrf_id[vrf_id][0] self.vapi.ip_table_add_del(is_add=1, table={'table_id': vrf_id, 'is_ip6': 1}) self.logger.info("IPv6 VRF ID %d created" % vrf_id) @@ -200,34 +213,48 @@ class TestIP6VrfMultiInst(VppTestCase): self.vrf_list.append(vrf_id) if vrf_id in self.vrf_reset_list: self.vrf_reset_list.remove(vrf_id) - for j in range(self.pg_ifs_per_vrf): - pg_if = self.pg_if_by_vrf_id[vrf_id][j] - pg_if.set_table_ip6(vrf_id) - self.logger.info("pg-interface %s added to IPv6 VRF ID %d" - % (pg_if.name, vrf_id)) - if pg_if not in self.pg_in_vrf: - self.pg_in_vrf.append(pg_if) - if pg_if in self.pg_not_in_vrf: - self.pg_not_in_vrf.remove(pg_if) - pg_if.config_ip6() - pg_if.disable_ipv6_ra() - pg_if.configure_ipv6_neighbors() + self._assign_interfaces(vrf_id, vrf_id) + self.logger.debug(self.vapi.ppcli("show ip6 fib")) + self.logger.debug(self.vapi.ppcli("show ip6 neighbors")) + + def create_vrf_by_id_and_assign_interfaces(self, set_id, + vrf_id=0xffffffff): + """ + Create a FIB table / VRF by vrf_id, put 3 pg-ip6 interfaces + to FIB table / VRF. + + :param int vrf_id: Required table ID / VRF ID. \ + (Default value = 0xffffffff, ID will be selected automatically) + """ + ret = self.vapi.ip_table_allocate(table={'table_id': vrf_id, + 'is_ip6': 1}) + vrf_id = ret.table.table_id + self.logger.info("IPv6 VRF ID %d created" % vrf_id) + if vrf_id not in self.vrf_list: + self.vrf_list.append(vrf_id) + if vrf_id in self.vrf_reset_list: + self.vrf_reset_list.remove(vrf_id) + self._assign_interfaces(vrf_id, set_id) self.logger.debug(self.vapi.ppcli("show ip6 fib")) self.logger.debug(self.vapi.ppcli("show ip6 neighbors")) - def reset_vrf_and_remove_from_vrf_list(self, vrf_id): + return vrf_id + + def reset_vrf_and_remove_from_vrf_list(self, vrf_id, if_set_id=None): """ Reset required FIB table / VRF and remove it from VRF list. :param int vrf_id: The FIB table / VRF ID to be reset. """ + if if_set_id is None: + if_set_id = vrf_id self.vapi.ip_table_flush(table={'table_id': vrf_id, 'is_ip6': 1}) if vrf_id in self.vrf_list: self.vrf_list.remove(vrf_id) if vrf_id not in self.vrf_reset_list: self.vrf_reset_list.append(vrf_id) for j in range(self.pg_ifs_per_vrf): - pg_if = self.pg_if_by_vrf_id[vrf_id][j] + pg_if = self.pg_if_sets[if_set_id][j] pg_if.unconfig_ip6() if pg_if in self.pg_in_vrf: self.pg_in_vrf.remove(pg_if) @@ -281,7 +308,7 @@ class TestIP6VrfMultiInst(VppTestCase): vrf_lst = list(self.vrf_list) vrf_lst.remove(vrf_id) for vrf in vrf_lst: - for dst_if in self.pg_if_by_vrf_id[vrf]: + for dst_if in self.pg_if_sets[vrf]: for dst_host in dst_if.remote_hosts: src_host = random.choice(src_hosts) pkt_info = self.create_packet_info(src_if, dst_if) @@ -341,20 +368,22 @@ class TestIP6VrfMultiInst(VppTestCase): "Port %u: Packet expected from source %u didn't arrive" % (dst_sw_if_index, i.sw_if_index)) - def verify_vrf(self, vrf_id): + def verify_vrf(self, vrf_id, if_set_id=None): """ Check if the FIB table / VRF ID is configured. :param int vrf_id: The FIB table / VRF ID to be verified. :return: 1 if the FIB table / VRF ID is configured, otherwise return 0. """ + if if_set_id is None: + if_set_id = vrf_id ip6_fib_dump = self.vapi.ip_route_dump(vrf_id, True) vrf_exist = len(ip6_fib_dump) vrf_count = 0 for ip6_fib_details in ip6_fib_dump: addr = ip6_fib_details.route.prefix.network_address found = False - for pg_if in self.pg_if_by_vrf_id[vrf_id]: + for pg_if in self.pg_if_sets[if_set_id]: if found: break for host in pg_if.remote_hosts: @@ -420,7 +449,7 @@ class TestIP6VrfMultiInst(VppTestCase): # Test # Create incoming packet streams for packet-generator interfaces for vrf_id in self.vrf_list: - for pg_if in self.pg_if_by_vrf_id[vrf_id]: + for pg_if in self.pg_if_sets[vrf_id]: pkts = self.create_stream_crosswise_vrf( pg_if, vrf_id, self.pg_if_packet_sizes) pg_if.add_stream(pkts) @@ -473,8 +502,8 @@ class TestIP6VrfMultiInst(VppTestCase): self.run_crosswise_vrf_test() # Reset routes learned from ICMPv6 Neighbor Discovery - for vrf_id in self.vrf_reset_list: - self.reset_vrf_and_remove_from_vrf_list(vrf_id) + # for vrf_id in self.vrf_reset_list: + # self.reset_vrf_and_remove_from_vrf_list(vrf_id) def test_ip6_vrf_03(self): """ IP6 VRF Multi-instance 3 - add 2 VRFs @@ -497,8 +526,8 @@ class TestIP6VrfMultiInst(VppTestCase): self.run_crosswise_vrf_test() # Reset routes learned from ICMPv6 Neighbor Discovery - for vrf_id in self.vrf_reset_list: - self.reset_vrf_and_remove_from_vrf_list(vrf_id) + # for vrf_id in self.vrf_reset_list: + # self.reset_vrf_and_remove_from_vrf_list(vrf_id) def test_ip6_vrf_04(self): """ IP6 VRF Multi-instance test 4 - reset 4 VRFs @@ -506,6 +535,7 @@ class TestIP6VrfMultiInst(VppTestCase): # Config 4 # Reset all VRFs (i.e. no VRF except VRF=0 configured) for i in range(len(self.vrf_list)): + # This call removes the first item of vrf_list as a side effect self.reset_vrf_and_remove_from_vrf_list(self.vrf_list[0]) # Verify 4 @@ -521,6 +551,47 @@ class TestIP6VrfMultiInst(VppTestCase): self.run_verify_test() self.run_crosswise_vrf_test() + @unittest.skip('VPP crashes after running this test. \ + There seems to be an issue with the way fib locks are managed') + def test_ip6_vrf_05(self): + """ IP6 VRF Multi-instance test 5 - auto allocate vrf id + """ + # Config 5 + # Create several VRFs + # Set vrf_id manually first + self.create_vrf_by_id_and_assign_interfaces(1, 10) + # Set vrf_id automatically a few times + auto_vrf_id = [ + self.create_vrf_by_id_and_assign_interfaces(i) for i in range(2, 5) + ] + + # Verify 5 + self.assert_equal(self.verify_vrf(10, 1), VRFState.configured, + VRFState) + for i, vrf in enumerate(auto_vrf_id): + self.assert_equal(self.verify_vrf(vrf, i+2), + VRFState.configured, VRFState) + + # Test 5 + self.run_verify_test() + + # Config 5.1 + # Reset VRFs + self.reset_vrf_and_remove_from_vrf_list(10, 1) + for i, vrf in enumerate(auto_vrf_id): + self.reset_vrf_and_remove_from_vrf_list(vrf, i+2) + + # Verify 5.1 + self.assert_equal(self.verify_vrf(10, 1), VRFState.reset, VRFState) + for i, vrf in enumerate(auto_vrf_id): + self.assert_equal(self.verify_vrf(vrf, i+2), + VRFState.reset, VRFState) + + vrf_list_length = len(self.vrf_list) + self.assertEqual( + vrf_list_length, 0, + "List of configured VRFs is not empty: %s != 0" % vrf_list_length) + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) |