Harald Welte | 379d45a | 2017-08-03 09:55:15 +0200 | [diff] [blame] | 1 | module GGSN_Tests { |
| 2 | |
Harald Welte | 34b5a95 | 2019-05-27 11:54:11 +0200 | [diff] [blame] | 3 | /* GGSN test suite in TTCN-3 |
| 4 | * (C) 2017-2019 Harald Welte <laforge@gnumonks.org> |
| 5 | * (C) 2018-2019 sysmocom - s.f.m.c. GmbH |
| 6 | * All rights reserved. |
| 7 | * |
| 8 | * Released under the terms of GNU General Public License, Version 2 or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 12 | */ |
| 13 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 14 | import from TCCEncoding_Functions all; |
Harald Welte | 34b5a95 | 2019-05-27 11:54:11 +0200 | [diff] [blame] | 15 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 16 | import from General_Types all; |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 17 | import from Osmocom_Types all; |
Pau Espin Pedrol | c04c69e | 2020-03-03 16:46:29 +0100 | [diff] [blame] | 18 | import from Misc_Helpers all; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 19 | import from IPL4asp_PortType all; |
| 20 | import from IPL4asp_Types all; |
Pau Espin Pedrol | 4b090c9 | 2024-02-29 19:47:07 +0100 | [diff] [blame] | 21 | import from GTPv1C_CodecPort all; |
| 22 | import from GTPv1U_CodecPort all; |
| 23 | import from GTPv1C_CodecPort_CtrlFunct all; |
| 24 | import from GTPv1U_CodecPort_CtrlFunct all; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 25 | import from GTPC_Types all; |
| 26 | import from GTPU_Types all; |
Pau Espin Pedrol | 4b090c9 | 2024-02-29 19:47:07 +0100 | [diff] [blame] | 27 | import from GTPv1C_Templates all; |
| 28 | import from GTPv1U_Templates all; |
Harald Welte | 71a3602 | 2017-12-04 18:55:58 +0100 | [diff] [blame] | 29 | import from IPCP_Types all; |
Harald Welte | f829854 | 2019-04-10 10:15:28 +0200 | [diff] [blame] | 30 | import from PAP_Types all; |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 31 | import from IP_Types all; |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 32 | import from ICMP_Types all; |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 33 | import from ICMPv6_Types all; |
Pau Espin Pedrol | e16e928 | 2024-03-01 14:45:22 +0100 | [diff] [blame] | 34 | import from ICMP_Templates all; |
| 35 | import from ICMPv6_Templates all; |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 36 | import from Native_Functions all; |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 37 | import from Osmocom_VTY_Functions all; |
| 38 | import from TELNETasp_PortType all; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 39 | |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 40 | import from DIAMETER_Types all; |
| 41 | import from DIAMETER_Templates all; |
Pau Espin Pedrol | 867b130 | 2024-01-24 16:14:28 +0100 | [diff] [blame] | 42 | import from DIAMETER_ts29_212_Templates all; |
Pau Espin Pedrol | 117a94f | 2023-12-21 16:10:12 +0100 | [diff] [blame] | 43 | import from DIAMETER_ts29_272_Templates all; |
Pau Espin Pedrol | 867b130 | 2024-01-24 16:14:28 +0100 | [diff] [blame] | 44 | import from DIAMETER_ts32_299_Templates all; |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 45 | import from DIAMETER_Emulation all; |
| 46 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 47 | const integer GTP0_PORT := 3386; |
| 48 | const integer GTP1C_PORT := 2123; |
| 49 | const integer GTP1U_PORT := 2152; |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 50 | const integer PCRF_PORT := 3868; |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 51 | const integer OCS_PORT := 3869; |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 52 | |
Pau Espin Pedrol | c1b1ddf | 2022-01-19 18:10:30 +0100 | [diff] [blame] | 53 | type enumerated GGSN_Impl { |
| 54 | GGSN_IMPL_OSMOCOM, |
| 55 | GGSN_IMPL_OPEN5GS |
| 56 | }; |
| 57 | |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 58 | modulepar { |
Stefan Sperling | cb782b9 | 2018-04-03 16:03:15 +0200 | [diff] [blame] | 59 | /* Default IP addresses. May be overridden by GGSN_Tests configuration files. */ |
| 60 | |
| 61 | /* The SGSN simulated by TTCN3 will bind to these addresses for GTP control and GTP user planes. */ |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 62 | charstring m_bind_ip_gtpc := "127.23.42.1"; |
| 63 | charstring m_bind_ip_gtpu := "127.23.42.1"; |
| 64 | |
Stefan Sperling | cb782b9 | 2018-04-03 16:03:15 +0200 | [diff] [blame] | 65 | /* Addresses the GGSN which is being tested is listening on for SGSN connections. */ |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 66 | charstring m_ggsn_ip_gtpc := "127.0.0.6"; |
| 67 | charstring m_ggsn_ip_gtpu := "127.0.0.6"; |
Pau Espin Pedrol | f69a438 | 2018-01-29 13:09:00 +0100 | [diff] [blame] | 68 | |
Stefan Sperling | cb782b9 | 2018-04-03 16:03:15 +0200 | [diff] [blame] | 69 | /* |
| 70 | * Our tests expect to see these DNS servers in 'Create PDP context responses' sent by the GGSN. |
| 71 | * These addresses must therefore match 'ip[v6] dns' options configured in osmo-ggsn.conf. |
| 72 | * |
| 73 | * These addresses are not expected to serve actual DNS requests. However, tests may expect to be |
| 74 | * able to ping these addresses (currently, IPv4 addresses must respond with an ICMP 'echo reply', |
| 75 | * and IPv6 addresses may respond with either ICMPv6 'echo reply' or 'destination unreachable'). |
| 76 | */ |
Pau Espin Pedrol | f69a438 | 2018-01-29 13:09:00 +0100 | [diff] [blame] | 77 | charstring m_ggsn_ip4_dns1 := "192.168.100.1" |
| 78 | charstring m_ggsn_ip4_dns2 := "8.8.8.8" |
Pau Espin Pedrol | 363ba48 | 2018-01-29 18:42:00 +0100 | [diff] [blame] | 79 | charstring m_ggsn_ip6_dns1 := "2001:4860:4860::8888" |
| 80 | charstring m_ggsn_ip6_dns2 := "2001:4860:4860::8844" |
Stefan Sperling | cb782b9 | 2018-04-03 16:03:15 +0200 | [diff] [blame] | 81 | |
| 82 | /* |
| 83 | * Additional address ranges are defined in osmo-ggsn.conf from which addresses are assigned |
| 84 | * to MS "behind" the simulated SGSN. These addresses appear on tun devices used by osmo-ggsn. |
| 85 | * The tests expect to be able to send ping packets between any two simulated MS within the same |
| 86 | * address range. This requires IP forwarding to be enabled on the corresponding tun interfaces. |
| 87 | */ |
Pau Espin Pedrol | bfad97f | 2022-11-04 12:03:17 +0100 | [diff] [blame] | 88 | integer mp_t3_response := 5; /* local T3-RESPONSE timeout, seconds */ |
| 89 | integer mp_n3_requests := 3; /* local N3-REQUESTS counter */ |
Pau Espin Pedrol | c1b1ddf | 2022-01-19 18:10:30 +0100 | [diff] [blame] | 90 | |
| 91 | GGSN_Impl m_ggsn_impl := GGSN_IMPL_OSMOCOM; |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 92 | } |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 93 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 94 | type set PdpContext { |
| 95 | hexstring imsi, |
| 96 | octetstring msisdn optional, |
| 97 | octetstring apn, |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 98 | ProtConfigOptions pco_req optional, |
| 99 | ProtConfigOptions pco_neg optional, |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 100 | EndUserAddress eua, |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 101 | OCT16 ip6_prefix optional, |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 102 | BIT4 nsapi, |
| 103 | /* TEI (Data) local side */ |
| 104 | OCT4 teid, |
| 105 | /* TEI (Control) local side */ |
| 106 | OCT4 teic, |
| 107 | /* TEI (Data) remote side */ |
| 108 | OCT4 teid_remote, |
| 109 | /* TEI (Control) remote side */ |
Pau Espin Pedrol | 38aeffb | 2022-02-01 20:46:29 +0100 | [diff] [blame] | 110 | OCT4 teic_remote, |
Pau Espin Pedrol | ca587f1 | 2022-02-02 10:42:01 +0100 | [diff] [blame] | 111 | OCT1 ratType optional, |
Pau Espin Pedrol | 0e12787 | 2022-05-12 17:58:50 +0200 | [diff] [blame] | 112 | UserLocationInformation uli optional, |
Pau Espin Pedrol | 38968e9 | 2022-05-13 16:17:48 +0200 | [diff] [blame] | 113 | OCT2 charging_char optional, |
Pau Espin Pedrol | 535ca26 | 2022-05-16 14:07:17 +0200 | [diff] [blame] | 114 | OCT8 imeisv optional, |
| 115 | MS_TimeZone ms_tz optional |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 116 | } |
| 117 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 118 | type component GT_CT { |
| 119 | port GTPC_PT GTPC; |
| 120 | port GTPU_PT GTPU; |
| 121 | |
Harald Welte | 0be142b | 2017-08-13 13:28:10 +0200 | [diff] [blame] | 122 | var boolean g_initialized := false; |
| 123 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 124 | var OCT1 g_restart_ctr := '01'O; |
| 125 | /* FIXME: unify with g_bind_ip + parse from config file */ |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 126 | var OCT4 g_sgsn_ip_c; |
| 127 | var OCT4 g_sgsn_ip_u; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 128 | /* FIXME: parse remName from config file */ |
Pau Espin Pedrol | 4b090c9 | 2024-02-29 19:47:07 +0100 | [diff] [blame] | 129 | var Gtp1cPeer g_peer_c := { connId := 0, remName := m_ggsn_ip_gtpc, remPort := GTP1C_PORT }; |
| 130 | var Gtp1uPeer g_peer_u := { connId := 0, remName := m_ggsn_ip_gtpu, remPort := GTP1U_PORT }; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 131 | timer T_default := 3.0; |
Harald Welte | 5438b9d | 2017-08-13 13:27:48 +0200 | [diff] [blame] | 132 | |
| 133 | /* next to-be-sent GTP-C sequence number */ |
| 134 | var uint16_t g_c_seq_nr; |
| 135 | /* next to-be-sent GTP-U sequence number */ |
| 136 | var uint16_t g_d_seq_nr; |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 137 | |
| 138 | port TELNETasp_PT GGSNVTY; |
Harald Welte | d2394e9 | 2018-04-26 10:21:49 +0200 | [diff] [blame] | 139 | var boolean use_gtpu_txseq := false; |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 140 | var integer g_use_echo_intval := 0; /* 0 = disabled */ |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 141 | |
Pau Espin Pedrol | 733369a | 2022-05-20 18:39:55 +0200 | [diff] [blame] | 142 | /* Emulated PCRF, used with m_ggsn_impl = GGSN_IMPL_OPEN5GS */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 143 | var DIAMETER_conn_parameters g_gx_pars; |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 144 | var DIAMETER_Emulation_CT vc_Gx; |
| 145 | port DIAMETER_PT Gx_UNIT; |
| 146 | port DIAMETEREM_PROC_PT Gx_PROC; |
Pau Espin Pedrol | 733369a | 2022-05-20 18:39:55 +0200 | [diff] [blame] | 147 | |
| 148 | /* Emulated OCS, used with m_ggsn_impl = GGSN_IMPL_OPEN5GS */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 149 | var DIAMETER_conn_parameters g_gy_pars; |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 150 | var DIAMETER_Emulation_CT vc_Gy; |
| 151 | port DIAMETER_PT Gy_UNIT; |
| 152 | port DIAMETEREM_PROC_PT Gy_PROC; |
| 153 | var integer g_gy_validity_time := 0; /* In seconds. 0 => disabled, !0 => grant over CC-Time period */ |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 154 | var integer g_gy_volume_threshold := 0; /* In octets. 0 => disabled, !0 => request IUT to revalidate after N octets */ |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 155 | var PDU_DIAMETER g_rx_gy; /* Store last received Gy message */ |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 156 | } |
| 157 | |
| 158 | private function f_init_vty() runs on GT_CT { |
| 159 | map(self:GGSNVTY, system:GGSNVTY); |
| 160 | f_vty_set_prompts(GGSNVTY); |
| 161 | f_vty_transceive(GGSNVTY, "enable"); |
| 162 | } |
| 163 | |
| 164 | private function f_vty_set_gpdu_txseq(boolean enable) runs on GT_CT { |
| 165 | f_vty_enter_config(GGSNVTY); |
| 166 | f_vty_transceive(GGSNVTY, "ggsn ggsn0"); |
Pau Espin Pedrol | 205a384 | 2018-07-06 13:24:14 +0200 | [diff] [blame] | 167 | |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 168 | f_vty_transceive(GGSNVTY, "apn internet"); |
| 169 | if (enable) { |
| 170 | f_vty_transceive(GGSNVTY, "g-pdu tx-sequence-numbers"); |
| 171 | } else { |
| 172 | f_vty_transceive(GGSNVTY, "no g-pdu tx-sequence-numbers"); |
| 173 | } |
Pau Espin Pedrol | 205a384 | 2018-07-06 13:24:14 +0200 | [diff] [blame] | 174 | f_vty_transceive(GGSNVTY, "exit"); |
| 175 | |
| 176 | f_vty_transceive(GGSNVTY, "apn inet6"); |
| 177 | if (enable) { |
| 178 | f_vty_transceive(GGSNVTY, "g-pdu tx-sequence-numbers"); |
| 179 | } else { |
| 180 | f_vty_transceive(GGSNVTY, "no g-pdu tx-sequence-numbers"); |
| 181 | } |
| 182 | f_vty_transceive(GGSNVTY, "exit"); |
| 183 | |
| 184 | f_vty_transceive(GGSNVTY, "apn inet46"); |
| 185 | if (enable) { |
| 186 | f_vty_transceive(GGSNVTY, "g-pdu tx-sequence-numbers"); |
| 187 | } else { |
| 188 | f_vty_transceive(GGSNVTY, "no g-pdu tx-sequence-numbers"); |
| 189 | } |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 190 | f_vty_transceive(GGSNVTY, "end"); |
| 191 | } |
| 192 | |
| 193 | private function f_verify_gtpu_txseq(in PDU_GTPU gtpu, in boolean expect_gptu_txseq) return boolean { |
| 194 | if (expect_gptu_txseq) { |
| 195 | if (gtpu.s_bit != '1'B) { |
| 196 | log("GTPU sequence number expected but not present") |
| 197 | return false; |
| 198 | } |
| 199 | } else { |
| 200 | if (gtpu.s_bit != '0'B) { |
| 201 | log("GTPU sequence number not expected but present") |
| 202 | return false; |
| 203 | } |
| 204 | } |
| 205 | return true; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 206 | } |
| 207 | |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 208 | private function f_vty_enable_echo_interval(integer intval_sec) runs on GT_CT { |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 209 | f_vty_enter_config(GGSNVTY); |
| 210 | f_vty_transceive(GGSNVTY, "ggsn ggsn0"); |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 211 | if (intval_sec > 0) { |
| 212 | f_vty_transceive(GGSNVTY, "echo-interval " & int2str(intval_sec)); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 213 | } else { |
| 214 | f_vty_transceive(GGSNVTY, "no echo-interval"); |
| 215 | } |
| 216 | f_vty_transceive(GGSNVTY, "end"); |
| 217 | } |
| 218 | |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 219 | private function DiameterForwardUnitdataCallback(PDU_DIAMETER msg) |
| 220 | runs on DIAMETER_Emulation_CT return template PDU_DIAMETER { |
| 221 | DIAMETER_UNIT.send(msg); |
| 222 | return omit; |
| 223 | } |
| 224 | |
| 225 | private function f_init_diameter(charstring id) runs on GT_CT { |
| 226 | var DIAMETEROps ops := { |
| 227 | create_cb := refers(DIAMETER_Emulation.ExpectedCreateCallback), |
| 228 | unitdata_cb := refers(DiameterForwardUnitdataCallback), |
| 229 | raw := true /* handler mode (single component for all IMSI)) */ |
| 230 | }; |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 231 | |
| 232 | /* Gx setup: */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 233 | g_gx_pars := { |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 234 | remote_ip := m_ggsn_ip_gtpc, |
| 235 | remote_sctp_port := -1, |
| 236 | local_ip := m_bind_ip_gtpc, |
| 237 | local_sctp_port := PCRF_PORT, |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 238 | origin_host := "pcrf.localdomain", |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 239 | origin_realm := "localdomain", |
Pau Espin Pedrol | 33b4749 | 2022-03-08 17:43:01 +0100 | [diff] [blame] | 240 | auth_app_id := omit, |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 241 | vendor_app_id := c_DIAMETER_3GPP_Gx_AID |
| 242 | }; |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 243 | vc_Gx := DIAMETER_Emulation_CT.create(id); |
| 244 | map(vc_Gx:DIAMETER, system:DIAMETER_CODEC_PT); |
| 245 | connect(vc_Gx:DIAMETER_UNIT, self:Gx_UNIT); |
| 246 | connect(vc_Gx:DIAMETER_PROC, self:Gx_PROC); |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 247 | vc_Gx.start(DIAMETER_Emulation.main(ops, g_gx_pars, id)); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 248 | |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 249 | /* Gy setup: */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 250 | g_gy_pars := { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 251 | remote_ip := m_ggsn_ip_gtpc, |
| 252 | remote_sctp_port := -1, |
| 253 | local_ip := m_bind_ip_gtpc, |
| 254 | local_sctp_port := OCS_PORT, |
| 255 | origin_host := "ocs.localdomain", |
| 256 | origin_realm := "localdomain", |
| 257 | auth_app_id := c_DIAMETER_CREDIT_CONTROL_AID, |
| 258 | vendor_app_id := omit |
| 259 | }; |
| 260 | vc_Gy := DIAMETER_Emulation_CT.create(id); |
| 261 | map(vc_Gy:DIAMETER, system:DIAMETER_CODEC_PT); |
| 262 | connect(vc_Gy:DIAMETER_UNIT, self:Gy_UNIT); |
| 263 | connect(vc_Gy:DIAMETER_PROC, self:Gy_PROC); |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 264 | vc_Gy.start(DIAMETER_Emulation.main(ops, g_gy_pars, id)); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 265 | |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 266 | f_diameter_wait_capability(Gx_UNIT); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 267 | f_diameter_wait_capability(Gy_UNIT); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 268 | /* Give some time for our emulation to get out of SUSPECT list of SUT (3 watchdong ping-pongs): |
| 269 | * RFC6733 sec 5.1 |
| 270 | * RFC3539 sec 3.4.1 [5] |
| 271 | * https://github.com/freeDiameter/freeDiameter/blob/master/libfdcore/p_psm.c#L49 |
| 272 | */ |
| 273 | f_sleep(1.0); |
| 274 | } |
| 275 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 276 | function f_init() runs on GT_CT { |
Harald Welte | 0be142b | 2017-08-13 13:28:10 +0200 | [diff] [blame] | 277 | if (g_initialized == true) { |
| 278 | return; |
| 279 | } |
| 280 | g_initialized := true; |
| 281 | |
Harald Welte | ddeecbb | 2017-08-18 22:53:30 +0200 | [diff] [blame] | 282 | g_sgsn_ip_c := f_inet_addr(m_bind_ip_gtpc); |
| 283 | g_sgsn_ip_u := f_inet_addr(m_bind_ip_gtpu); |
| 284 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 285 | var Result res; |
| 286 | map(self:GTPC, system:GTPC); |
Pau Espin Pedrol | 4b090c9 | 2024-02-29 19:47:07 +0100 | [diff] [blame] | 287 | res := GTPv1C_CodecPort_CtrlFunct.f_IPL4_listen(GTPC, m_bind_ip_gtpc, GTP1C_PORT, {udp:={}}); |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 288 | log("GTP1C ConnectionID: ", res.connId); |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 289 | g_peer_c.connId := res.connId; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 290 | |
| 291 | map(self:GTPU, system:GTPU); |
Pau Espin Pedrol | 4b090c9 | 2024-02-29 19:47:07 +0100 | [diff] [blame] | 292 | res := GTPv1U_CodecPort_CtrlFunct.f_GTPU_listen(GTPU, m_bind_ip_gtpu, GTP1U_PORT, {udp:={}}); |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 293 | g_peer_u.connId:= res.connId; |
Harald Welte | 5438b9d | 2017-08-13 13:27:48 +0200 | [diff] [blame] | 294 | |
| 295 | g_restart_ctr := f_rnd_octstring(1); |
Harald Welte | 11dbc7b | 2017-08-13 18:57:56 +0200 | [diff] [blame] | 296 | g_c_seq_nr := f_rnd_int(65535); |
| 297 | g_d_seq_nr := f_rnd_int(65535); |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 298 | |
Pau Espin Pedrol | c1b1ddf | 2022-01-19 18:10:30 +0100 | [diff] [blame] | 299 | if (m_ggsn_impl == GGSN_IMPL_OSMOCOM) { |
| 300 | f_init_vty(); |
| 301 | f_vty_set_gpdu_txseq(use_gtpu_txseq); |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 302 | f_vty_enable_echo_interval(g_use_echo_intval); |
Oliver Smith | 95722c6 | 2023-10-20 13:59:10 +0200 | [diff] [blame] | 303 | /* Emit a marker to appear in the SUT's own logging output */ |
| 304 | f_logp(GGSNVTY, testcasename() & "() start"); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 305 | } else if (m_ggsn_impl == GGSN_IMPL_OPEN5GS) { |
| 306 | f_init_diameter(testcasename()); |
Pau Espin Pedrol | c1b1ddf | 2022-01-19 18:10:30 +0100 | [diff] [blame] | 307 | } |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 308 | } |
| 309 | |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 310 | function f_shutdown_helper() runs on GT_CT { |
Pau Espin Pedrol | bfad97f | 2022-11-04 12:03:17 +0100 | [diff] [blame] | 311 | /* Sleep (T3-RESPONSE * N3-REQUESTS) seconds. |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 312 | * This ensures all retransmit queues are cleared before jumping |
| 313 | * into next tests, hence avoding situation where a test resuses |
| 314 | * a seqnum still in the GGSN's resp queue (dup req detector). |
| 315 | * See OS#5485 avout decreasing time. We could also add a new |
| 316 | * VTY command that calls gtp_clear_queues() */ |
Pau Espin Pedrol | bfad97f | 2022-11-04 12:03:17 +0100 | [diff] [blame] | 317 | f_sleep(int2float(mp_t3_response * mp_n3_requests)); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 318 | setverdict(pass); |
| 319 | } |
| 320 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 321 | /* Altstep implementing responses to any incoming echo requests */ |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 322 | private altstep pingpong() runs on GT_CT { |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 323 | var Gtp1cUnitdata ud; |
Harald Welte | 3af8948 | 2017-08-04 16:20:23 +0200 | [diff] [blame] | 324 | var Gtp1uUnitdata udu; |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 325 | [g_use_echo_intval > 0] GTPC.receive(tr_GTPC_PING(?)) -> value ud { |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 326 | var uint16_t seq := oct2int(ud.gtpc.opt_part.sequenceNumber); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 327 | GTPC.send(ts_GTPC_PONG(ud.peer, seq, g_restart_ctr)); |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 328 | repeat; |
| 329 | }; |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 330 | [g_use_echo_intval == 0] GTPC.receive(tr_GTPC_PING(?)) { |
Pau Espin Pedrol | c04c69e | 2020-03-03 16:46:29 +0100 | [diff] [blame] | 331 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 332 | "GTP Echo Req rceived but not enabled in VTY"); |
Harald Welte | 3af8948 | 2017-08-04 16:20:23 +0200 | [diff] [blame] | 333 | }; |
Pau Espin Pedrol | c04c69e | 2020-03-03 16:46:29 +0100 | [diff] [blame] | 334 | [] T_default.timeout { |
| 335 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
Oliver Smith | bbbe05d | 2024-02-28 11:14:32 +0100 | [diff] [blame] | 336 | "pingpong T_default timeout"); |
Pau Espin Pedrol | c04c69e | 2020-03-03 16:46:29 +0100 | [diff] [blame] | 337 | }; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 338 | } |
| 339 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 340 | /* 'internet' in DNS encoding */ |
Harald Welte | ed09743 | 2017-08-13 13:28:49 +0200 | [diff] [blame] | 341 | const octetstring c_ApnInternet := '08696E7465726E6574'O; |
| 342 | const octetstring c_ApnInet6 := '05696E657436'O; |
| 343 | const octetstring c_ApnInet46 := '06696E65743436'O; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 344 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 345 | /* return random NSAPI */ |
| 346 | function f_rnd_nsapi() return BIT4 { |
| 347 | return int2bit(f_rnd_int(16), 4); |
| 348 | } |
| 349 | |
| 350 | /* return random TEI[DC] */ |
| 351 | function f_rnd_tei() return OCT4 { |
| 352 | return int2oct(f_rnd_int(4294967296), 4); |
| 353 | } |
| 354 | |
Pau Espin Pedrol | 38968e9 | 2022-05-13 16:17:48 +0200 | [diff] [blame] | 355 | /* return random IMEI(SV) */ |
| 356 | function f_rnd_imeisv() return OCT8 { |
| 357 | return hex2oct(f_rnd_hexstring(16, 10)); |
| 358 | } |
| 359 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 360 | /* define an (internal) representation of a PDP context */ |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 361 | template PdpContext t_DefinePDP(hexstring imsi, charstring msisdn, octetstring apn, |
Pau Espin Pedrol | 38aeffb | 2022-02-01 20:46:29 +0100 | [diff] [blame] | 362 | EndUserAddress eua, OCT1 ratType := '02'O /* GERAN */) := { |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 363 | imsi := imsi, |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 364 | msisdn := '11'O & f_enc_TBCD(msisdn), /* encoded as TS 29.060 7.7.33, TS 29.002 */ |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 365 | nsapi := f_rnd_nsapi(), |
| 366 | apn := apn, |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 367 | pco_req := omit, |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 368 | eua := eua, |
| 369 | teid := f_rnd_tei(), |
Pau Espin Pedrol | 38aeffb | 2022-02-01 20:46:29 +0100 | [diff] [blame] | 370 | teic := f_rnd_tei(), |
Pau Espin Pedrol | ca587f1 | 2022-02-02 10:42:01 +0100 | [diff] [blame] | 371 | ratType := ratType, |
| 372 | uli := { |
| 373 | type_gtpc := '98'O, |
| 374 | lengthf := 0 /* filled in by encoder */, |
| 375 | geographicLocationType := '00'O /* CGI */, |
| 376 | geographicLocation := { |
| 377 | geographicLocationCGI := ts_GeographicLocationCGI('262'H, '42F'H, '0001'O, '0002'O) |
| 378 | } |
Pau Espin Pedrol | 0e12787 | 2022-05-12 17:58:50 +0200 | [diff] [blame] | 379 | }, |
Pau Espin Pedrol | 38968e9 | 2022-05-13 16:17:48 +0200 | [diff] [blame] | 380 | charging_char := '0000'O, |
Pau Espin Pedrol | 535ca26 | 2022-05-16 14:07:17 +0200 | [diff] [blame] | 381 | imeisv := f_rnd_imeisv(), |
| 382 | ms_tz := f_ts_MS_TimeZone('03'O, '01'B) |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 383 | } |
| 384 | |
| 385 | /* send GTP-C for a given context and increment sequence number */ |
Harald Welte | 41575e9 | 2017-08-13 13:49:57 +0200 | [diff] [blame] | 386 | function f_send_gtpc(in template Gtp1cUnitdata data) runs on GT_CT { |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 387 | GTPC.send(data); |
Pau Espin Pedrol | 82a7f70 | 2022-05-19 17:41:29 +0200 | [diff] [blame] | 388 | g_c_seq_nr := (g_c_seq_nr + 1) mod 65536; |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 389 | } |
| 390 | |
| 391 | /* send GTP-U for a given context and increment sequence number */ |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 392 | function f_send_gtpu(inout PdpContext ctx, in octetstring data) runs on GT_CT { |
Harald Welte | 3e0b039 | 2018-04-26 09:46:21 +0200 | [diff] [blame] | 393 | if (use_gtpu_txseq) { |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 394 | GTPU.send(ts_GTP1U_GPDU(g_peer_u, g_d_seq_nr, ctx.teid_remote, data)); |
Pau Espin Pedrol | 82a7f70 | 2022-05-19 17:41:29 +0200 | [diff] [blame] | 395 | g_d_seq_nr := (g_d_seq_nr + 1) mod 65536; |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 396 | } else { |
| 397 | GTPU.send(ts_GTP1U_GPDU(g_peer_u, omit, ctx.teid_remote, data)); |
| 398 | } |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 399 | } |
| 400 | |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 401 | function f_handle_create_req(inout PdpContext ctx, in Gtp1cUnitdata ud, in template OCT1 exp_cause := '80'O) runs on GT_CT { |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 402 | var CreatePDPContextResponse cpr := ud.gtpc.gtpc_pdu.createPDPContextResponse; |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 403 | |
| 404 | if (not match(cpr.cause.causevalue, exp_cause)) { |
| 405 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 406 | "CreatePDPContextResp: cause expectancies didn't match"); |
| 407 | } |
| 408 | |
| 409 | if (cpr.cause.causevalue == '80'O) { /* Accepted */ |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 410 | /* Check if EUA type corresponds to requested type */ |
| 411 | if (match(ctx.eua, t_EuaIPv4(?)) and |
| 412 | not match(cpr.endUserAddress, tr_EuaIPv4(?))){ |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 413 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 414 | "EUAv4 expectancies didn't match"); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 415 | } |
| 416 | if (match(ctx.eua, t_EuaIPv6(?)) and |
| 417 | not match(cpr.endUserAddress, tr_EuaIPv6(?))) { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 418 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 419 | "EUAv6 expectancies didn't match"); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 420 | } |
| 421 | if (match(ctx.eua, t_EuaIPv4v6(?, ?)) and |
| 422 | not match(cpr.endUserAddress, tr_EuaIPv4v6(?, ?))) { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 423 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 424 | "EUAv4v6 expectancies didn't match"); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 425 | } |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 426 | } else if (cpr.cause.causevalue == '81'O) { /* Cause: New PDP type due to network preference */ |
| 427 | /* ETSI TS 129 060 7.3.2 Create PDP Context Response. OS#5449 */ |
| 428 | /* This should only happen if EUA requested type is v4v6: */ |
| 429 | if (not ischosen(ctx.eua.endUserAddress.endUserAddressIPv4andIPv6)) { |
| 430 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 431 | "Cause not expected when requesting a non v4v6 EUA"); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 432 | } |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 433 | if (not match(cpr.endUserAddress, (tr_EuaIPv4(?), tr_EuaIPv6(?)))) { |
| 434 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 435 | "Cause not expected when requesting+receiving EUAv4v6"); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 436 | } |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 437 | } else { |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 438 | if (ispresent(cpr.endUserAddress)) { |
| 439 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 440 | "EUA received on createPDPContextResponse cause=" & oct2str(cpr.cause.causevalue)); |
| 441 | } |
| 442 | setverdict(pass); |
| 443 | return; |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 444 | } |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 445 | |
| 446 | /* Check if PCO response corresponds to request */ |
| 447 | if (ispresent(ctx.pco_req)) { |
| 448 | if (match(ctx.pco_req, ts_PCO_IPv4_DNS_CONT) and |
| 449 | not match(cpr.protConfigOptions, tr_PCO_IPv4_DNS_CONT_resp(?))) { |
| 450 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 451 | "IPv4 DNS Container requested, but missing"); |
| 452 | } |
| 453 | if (match(ctx.pco_req, ts_PCO_IPv6_DNS) and |
| 454 | not match(cpr.protConfigOptions, tr_PCO_IPv6_DNS_resp(?))) { |
| 455 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 456 | "IPv6 DNS Container requested, but missing"); |
| 457 | } |
| 458 | } |
| 459 | ctx.teid_remote := cpr.teidDataI.teidDataI; |
| 460 | ctx.teic_remote := cpr.teidControlPlane.teidControlPlane; |
| 461 | ctx.eua := cpr.endUserAddress; |
| 462 | ctx.pco_neg := cpr.protConfigOptions; |
| 463 | setverdict(pass); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 464 | } |
| 465 | |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 466 | function f_handle_update_req(inout PdpContext ctx, in Gtp1cUnitdata ud, in OCT1 exp_cause := '80'O) runs on GT_CT { |
| 467 | var UpdatePDPContextResponseGGSN upr := ud.gtpc.gtpc_pdu.updatePDPContextResponse.updatePDPContextResponseGGSN; |
| 468 | if (exp_cause == '80'O and exp_cause == upr.cause.causevalue) { |
| 469 | ctx.teid_remote := upr.teidDataI.teidDataI; |
| 470 | ctx.teic_remote := upr.teidControlPlane.teidControlPlane; |
| 471 | if (ispresent(upr.protConfigOptions)) { |
| 472 | ctx.pco_neg := upr.protConfigOptions; |
| 473 | } |
| 474 | setverdict(pass); |
| 475 | } else if (exp_cause != '80'O and exp_cause == upr.cause.causevalue) { |
| 476 | setverdict(pass); |
| 477 | } else { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 478 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 479 | "UpdatePDPContextResp: cause expectancies didn't match"); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 480 | } |
| 481 | } |
| 482 | |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 483 | private altstep as_DIA_Gx_CCR(DCC_NONE_CC_Request_Type req_type) runs on GT_CT { |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 484 | var PDU_DIAMETER rx_dia; |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 485 | [] Gx_UNIT.receive(tr_DIA_Gx_CCR(req_type := req_type)) -> value rx_dia { |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 486 | var template (omit) AVP avp; |
| 487 | var octetstring sess_id; |
| 488 | var AVP_Unsigned32 req_num; |
| 489 | |
| 490 | avp := f_DIAMETER_get_avp(rx_dia, c_AVP_Code_BASE_NONE_Session_Id); |
| 491 | sess_id := valueof(avp.avp_data.avp_BASE_NONE_Session_Id); |
| 492 | |
| 493 | avp := f_DIAMETER_get_avp(rx_dia, c_AVP_Code_DCC_NONE_CC_Request_Number); |
| 494 | req_num := valueof(avp.avp_data.avp_DCC_NONE_CC_Request_Number); |
| 495 | |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 496 | Gx_UNIT.send(ts_DIA_Gx_CCA(rx_dia.hop_by_hop_id, rx_dia.end_to_end_id, sess_id, |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 497 | req_type, req_num)); |
| 498 | } |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 499 | [] Gx_UNIT.receive(PDU_DIAMETER:?) -> value rx_dia { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 500 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 501 | log2str("Received unexpected DIAMETER ", rx_dia)); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 502 | } |
| 503 | } |
| 504 | |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 505 | private function f_tr_DIA_Gy_CCR(template (omit) PdpContext ctx, DCC_NONE_CC_Request_Type req_type) |
| 506 | runs on GT_CT return template (present) PDU_DIAMETER |
| 507 | { |
| 508 | var template (present) PDU_DIAMETER tpl; |
| 509 | var charstring smf_origin_host := "smf.localdomain"; |
| 510 | var template (present) octetstring imsi := ?; |
| 511 | var template (present) octetstring msisdn := ?; |
| 512 | var template (present) octetstring imeisv := ?; |
| 513 | var template (present) octetstring rat_type := ?; |
| 514 | var template (present) OCT4 charging_char := ?; |
| 515 | var template (present) OCT1 nsapi := ?; |
| 516 | if (not istemplatekind(ctx, "omit")) { |
| 517 | var PdpContext ctx_val := valueof(ctx); |
| 518 | imsi := char2oct(f_dec_TBCD(imsi_hex2oct(ctx_val.imsi))); |
| 519 | msisdn := char2oct(f_dec_TBCD(substr(ctx_val.msisdn, 1, lengthof(ctx_val.msisdn) -1))); |
| 520 | imeisv := char2oct(f_dec_TBCD(ctx_val.imeisv)); |
| 521 | rat_type := ctx_val.ratType; |
| 522 | charging_char := char2oct(oct2str(ctx_val.charging_char)); |
| 523 | nsapi := char2oct(hex2str(bit2hex(ctx_val.nsapi))); |
| 524 | } |
| 525 | select (req_type) { |
| 526 | case (INITIAL_REQUEST) { |
| 527 | tpl := tr_DIAMETER(flags:='11000000'B, cmd_code:=Credit_Control, |
| 528 | avps := superset( |
| 529 | tr_AVP_SessionId, |
| 530 | tr_AVP_OriginHost(smf_origin_host), |
| 531 | tr_AVP_OriginRealm(g_gy_pars.origin_realm), |
| 532 | tr_AVP_DestinationRealm(g_gy_pars.origin_realm), |
| 533 | tr_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), |
| 534 | tr_AVP_ServiceContextId, |
| 535 | tr_AVP_CcReqType(req_type), |
| 536 | tr_AVP_CcReqNum(?), |
| 537 | tr_AVP_EventTimestamp(?), |
| 538 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_IMSI), tr_AVP_SubcrIdData(imsi)}), |
| 539 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_E164), tr_AVP_SubcrIdData(msisdn)}), |
| 540 | tr_AVP_RequestedAction(DIRECT_DEBITING), |
| 541 | tr_AVP_3GPP_AoCRequestType, |
| 542 | tr_AVP_MultipleServicesIndicator, |
| 543 | tr_AVP_Multiple_Services_Credit_Control(content := superset( |
| 544 | tr_AVP_Requested_Service_Unit, |
Pau Espin Pedrol | 6477d73 | 2022-06-03 12:04:40 +0200 | [diff] [blame] | 545 | tr_AVP_PCC_3GPP_QoS_Information, |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 546 | tr_AVP_GI_3GPP_RatType(rat_type) |
| 547 | )), |
| 548 | tr_AVP_3GPP_ServiceInformation(content := superset( |
| 549 | tr_AVP_3GPP_PSInformation(content := superset( |
| 550 | tr_AVP_3GPP_ChargingId, |
| 551 | tr_AVP_3GPP_PDPType((IPv4,IPv6,IPv4v6)), |
| 552 | tr_AVP_3GPP_PDPAddress(tr_AVP_Address((IP,IP6), ?)), |
| 553 | tr_AVP_3GPP_SGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_bind_ip_gtpc))), |
| 554 | tr_AVP_3GPP_GGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_ggsn_ip_gtpc))), |
| 555 | tr_AVP_3GPP_CalledStationId, |
| 556 | tr_AVP_3GPP_SelectionMode, |
| 557 | tr_AVP_3GPP_ChargingCharacteristics(charging_char), |
| 558 | tr_AVP_3GPP_SGSNMCCMNC, |
| 559 | tr_AVP_3GPP_NSAPI(nsapi), |
| 560 | tr_AVP_3GPP_MS_TimeZone, |
| 561 | tr_AVP_3GPP_ULI, |
| 562 | tr_AVP_UserEquipmentInfo({ |
| 563 | tr_AVP_UserEquipmentInfoType(IMEISV), |
| 564 | tr_AVP_UserEquipmentInfoValue(imeisv) |
| 565 | }) |
| 566 | )) |
| 567 | )) |
| 568 | )); |
| 569 | } |
| 570 | case (UPDATE_REQUEST) { |
| 571 | tpl := tr_DIAMETER(flags:='11000000'B, cmd_code:=Credit_Control, |
| 572 | avps := superset( |
| 573 | tr_AVP_SessionId, |
| 574 | tr_AVP_OriginHost(smf_origin_host), |
| 575 | tr_AVP_OriginRealm(g_gy_pars.origin_realm), |
| 576 | tr_AVP_DestinationRealm(g_gy_pars.origin_realm), |
| 577 | tr_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), |
| 578 | tr_AVP_ServiceContextId, |
| 579 | tr_AVP_CcReqType(req_type), |
| 580 | tr_AVP_CcReqNum(?), |
| 581 | tr_AVP_DestinationHost(?), |
| 582 | tr_AVP_EventTimestamp(?), |
| 583 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_IMSI), tr_AVP_SubcrIdData(imsi)}), |
| 584 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_E164), tr_AVP_SubcrIdData(msisdn)}), |
| 585 | tr_AVP_RequestedAction(DIRECT_DEBITING), |
| 586 | tr_AVP_3GPP_AoCRequestType, |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 587 | tr_AVP_Multiple_Services_Credit_Control(content := superset( |
| 588 | tr_AVP_Requested_Service_Unit, |
| 589 | tr_AVP_Used_Service_Unit, |
Pau Espin Pedrol | cba0f6d | 2022-05-24 13:49:46 +0200 | [diff] [blame] | 590 | /* tr_AVP_3GPP_Reporting_Reason, can be sometimes inside UsedServiceUnit */ |
Pau Espin Pedrol | 6477d73 | 2022-06-03 12:04:40 +0200 | [diff] [blame] | 591 | tr_AVP_PCC_3GPP_QoS_Information, |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 592 | tr_AVP_GI_3GPP_RatType(rat_type) |
| 593 | )), |
| 594 | tr_AVP_3GPP_ServiceInformation(content := superset( |
| 595 | tr_AVP_3GPP_PSInformation(content := superset( |
| 596 | tr_AVP_3GPP_ChargingId, |
| 597 | /* tr_AVP_3GPP_PDPType, Only in INIT */ |
| 598 | tr_AVP_3GPP_PDPAddress(tr_AVP_Address((IP,IP6), ?)), |
| 599 | tr_AVP_3GPP_SGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_bind_ip_gtpc))), |
| 600 | tr_AVP_3GPP_GGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_ggsn_ip_gtpc))), |
| 601 | tr_AVP_3GPP_CalledStationId, |
| 602 | tr_AVP_3GPP_SelectionMode, |
| 603 | tr_AVP_3GPP_ChargingCharacteristics(charging_char), |
| 604 | tr_AVP_3GPP_SGSNMCCMNC, |
| 605 | tr_AVP_3GPP_NSAPI(nsapi), |
| 606 | tr_AVP_3GPP_MS_TimeZone, |
| 607 | tr_AVP_3GPP_ULI, |
| 608 | tr_AVP_UserEquipmentInfo({ |
| 609 | tr_AVP_UserEquipmentInfoType(IMEISV), |
| 610 | tr_AVP_UserEquipmentInfoValue(imeisv) |
| 611 | }) |
| 612 | )) |
| 613 | )) |
| 614 | )); |
| 615 | } |
| 616 | case (TERMINATION_REQUEST) { |
| 617 | tpl := tr_DIAMETER(flags:='11000000'B, cmd_code:=Credit_Control, |
| 618 | avps := superset( |
| 619 | tr_AVP_SessionId, |
| 620 | tr_AVP_OriginHost(smf_origin_host), |
| 621 | tr_AVP_OriginRealm(g_gy_pars.origin_realm), |
| 622 | tr_AVP_DestinationRealm(g_gy_pars.origin_realm), |
| 623 | tr_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), |
| 624 | tr_AVP_ServiceContextId, |
| 625 | tr_AVP_CcReqType(req_type), |
| 626 | tr_AVP_CcReqNum(?), |
| 627 | tr_AVP_DestinationHost(?), |
| 628 | tr_AVP_EventTimestamp(?), |
| 629 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_IMSI), tr_AVP_SubcrIdData(imsi)}), |
| 630 | tr_AVP_SubcrId({tr_AVP_SubcrIdType(END_USER_E164), tr_AVP_SubcrIdData(msisdn)}), |
| 631 | tr_AVP_TerminationCause(?), |
| 632 | tr_AVP_RequestedAction(DIRECT_DEBITING), |
| 633 | tr_AVP_3GPP_AoCRequestType, |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 634 | tr_AVP_Multiple_Services_Credit_Control(content := superset( |
| 635 | /* tr_AVP_Requested_Service_Unit, Only in INIT and UPDATE */ |
| 636 | tr_AVP_Used_Service_Unit, |
Pau Espin Pedrol | cba0f6d | 2022-05-24 13:49:46 +0200 | [diff] [blame] | 637 | tr_AVP_3GPP_Reporting_Reason(FINAL), |
Pau Espin Pedrol | 6477d73 | 2022-06-03 12:04:40 +0200 | [diff] [blame] | 638 | tr_AVP_PCC_3GPP_QoS_Information, |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 639 | tr_AVP_GI_3GPP_RatType(rat_type) |
| 640 | )), |
| 641 | tr_AVP_3GPP_ServiceInformation(content := superset( |
| 642 | tr_AVP_3GPP_PSInformation(content := superset( |
| 643 | tr_AVP_3GPP_ChargingId, |
| 644 | /* tr_AVP_3GPP_PDPType, Only in INIT */ |
| 645 | tr_AVP_3GPP_PDPAddress(tr_AVP_Address((IP,IP6), ?)), |
| 646 | tr_AVP_3GPP_SGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_bind_ip_gtpc))), |
| 647 | tr_AVP_3GPP_GGSNAddress(tr_AVP_Address(IP, f_inet_addr(m_ggsn_ip_gtpc))), |
| 648 | tr_AVP_3GPP_CalledStationId, |
| 649 | tr_AVP_3GPP_SelectionMode, |
| 650 | tr_AVP_3GPP_ChargingCharacteristics(charging_char), |
| 651 | tr_AVP_3GPP_SGSNMCCMNC, |
| 652 | tr_AVP_3GPP_NSAPI(nsapi), |
| 653 | tr_AVP_3GPP_MS_TimeZone, |
| 654 | tr_AVP_3GPP_ULI, |
| 655 | tr_AVP_UserEquipmentInfo({ |
| 656 | tr_AVP_UserEquipmentInfoType(IMEISV), |
| 657 | tr_AVP_UserEquipmentInfoValue(imeisv) |
| 658 | }) |
| 659 | )) |
| 660 | )) |
| 661 | )); |
| 662 | } |
| 663 | } |
| 664 | return tpl; |
| 665 | } |
| 666 | |
| 667 | private altstep as_DIA_Gy_CCR(template (omit) PdpContext ctx, DCC_NONE_CC_Request_Type req_type) runs on GT_CT { |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 668 | [] Gy_UNIT.receive(f_tr_DIA_Gy_CCR(ctx, req_type := req_type)) -> value g_rx_gy { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 669 | var template (value) PDU_DIAMETER tx_dia; |
| 670 | var template (omit) AVP avp; |
| 671 | var octetstring sess_id; |
| 672 | var AVP_Unsigned32 req_num; |
| 673 | |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 674 | avp := f_DIAMETER_get_avp(g_rx_gy, c_AVP_Code_BASE_NONE_Session_Id); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 675 | sess_id := valueof(avp.avp_data.avp_BASE_NONE_Session_Id); |
| 676 | |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 677 | avp := f_DIAMETER_get_avp(g_rx_gy, c_AVP_Code_DCC_NONE_CC_Request_Number); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 678 | req_num := valueof(avp.avp_data.avp_DCC_NONE_CC_Request_Number); |
| 679 | if (g_gy_validity_time > 0) { |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 680 | if (g_gy_volume_threshold > 0) { |
| 681 | tx_dia := ts_DIA_Gy_CCA_ValidityTimeVolumeThreshold(g_rx_gy.hop_by_hop_id, g_rx_gy.end_to_end_id, sess_id, |
| 682 | req_type, req_num, g_gy_validity_time, g_gy_volume_threshold); |
| 683 | } else { |
| 684 | tx_dia := ts_DIA_Gy_CCA_ValidityTime(g_rx_gy.hop_by_hop_id, g_rx_gy.end_to_end_id, sess_id, |
| 685 | req_type, req_num, g_gy_validity_time); |
| 686 | } |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 687 | } else { |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 688 | tx_dia := ts_DIA_Gy_CCA(g_rx_gy.hop_by_hop_id, g_rx_gy.end_to_end_id, sess_id, |
Pau Espin Pedrol | 06fba9c | 2024-03-18 20:12:12 +0100 | [diff] [blame] | 689 | DIAMETER_SUCCESS, req_type, req_num); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 690 | } |
| 691 | Gy_UNIT.send(tx_dia); |
| 692 | } |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 693 | [] Gy_UNIT.receive(PDU_DIAMETER:?) -> value g_rx_gy { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 694 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 695 | log2str("Received unexpected DIAMETER Gy", g_rx_gy)); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 696 | } |
| 697 | } |
| 698 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 699 | /* send a PDP context activation */ |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 700 | function f_pdp_ctx_act(inout PdpContext ctx, template OCT1 exp_cause := '80'O) runs on GT_CT return CreatePDPContextResponse { |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 701 | var Gtp1cUnitdata ud; |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 702 | var CreatePDPContextResponse cpr; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 703 | var default d; |
| 704 | |
| 705 | log("sending CreatePDP"); |
Harald Welte | 41575e9 | 2017-08-13 13:49:57 +0200 | [diff] [blame] | 706 | f_send_gtpc(ts_GTPC_CreatePDP(g_peer_c, g_c_seq_nr, ctx.imsi, g_restart_ctr, |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 707 | ctx.teid, ctx.teic, ctx.nsapi, ctx.eua, ctx.apn, |
Pau Espin Pedrol | 0e12787 | 2022-05-12 17:58:50 +0200 | [diff] [blame] | 708 | g_sgsn_ip_c, g_sgsn_ip_u, ctx.msisdn, ctx.pco_req, ctx.ratType, |
Pau Espin Pedrol | 535ca26 | 2022-05-16 14:07:17 +0200 | [diff] [blame] | 709 | ctx.uli, ctx.charging_char, ctx.imeisv, ctx.ms_tz)); |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 710 | T_default.start; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 711 | d := activate(pingpong()); |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 712 | if (Gx_PROC.checkstate("Connected")) { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 713 | as_DIA_Gx_CCR(INITIAL_REQUEST); |
| 714 | } |
| 715 | if (Gy_PROC.checkstate("Connected")) { |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 716 | as_DIA_Gy_CCR(ctx, INITIAL_REQUEST); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 717 | } |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 718 | alt { |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 719 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, createPDPContextResponse, ctx.teic)) -> value ud { |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 720 | f_handle_create_req(ctx, ud, exp_cause); |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 721 | cpr := ud.gtpc.gtpc_pdu.createPDPContextResponse; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 722 | } |
| 723 | } |
| 724 | deactivate(d); |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 725 | T_default.stop; |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 726 | return cpr; |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 727 | } |
| 728 | |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 729 | function f_pdp_ctx_exp_del_req(PdpContext ctx, template (omit) OCT1 expect_cause := omit, boolean expect_teardown := false) runs on GT_CT { |
| 730 | var Gtp1cUnitdata ud; |
| 731 | var default d; |
| 732 | |
| 733 | T_default.start; |
| 734 | d := activate(pingpong()); |
| 735 | alt { |
| 736 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextRequest, ctx.teic)) -> value ud { |
| 737 | if (istemplatekind(expect_cause, "omit") and not ispresent(ud.gtpc.gtpc_pdu.deletePDPContextRequest.cause.causevalue)) { |
| 738 | setverdict(pass); |
| 739 | } else if (not istemplatekind(expect_cause, "omit") and |
| 740 | ispresent(ud.gtpc.gtpc_pdu.deletePDPContextRequest.cause.causevalue) and |
| 741 | ud.gtpc.gtpc_pdu.deletePDPContextRequest.cause.causevalue == valueof(expect_cause)) { |
| 742 | setverdict(pass); |
| 743 | } else { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 744 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 745 | "DeletePDPContextReq: cause expectancies didn't match"); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 746 | } |
| 747 | |
| 748 | if (expect_teardown == ispresent(ud.gtpc.gtpc_pdu.deletePDPContextRequest.tearDownIndicator)) { |
| 749 | setverdict(pass); |
| 750 | } else { |
| 751 | setverdict(fail); |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 752 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 753 | "DeletePDPContextReq: tearDownIndicator expectancies didn't match"); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 754 | } |
| 755 | } |
| 756 | } |
| 757 | deactivate(d); |
| 758 | T_default.stop; |
| 759 | } |
| 760 | |
Pau Espin Pedrol | 10ec96e | 2022-02-09 17:03:15 +0100 | [diff] [blame] | 761 | function f_pdp_ctx_del(PdpContext ctx, template BIT1 teardown_ind, OCT1 expect_causevalue := '80'O, boolean expect_diameter := true) runs on GT_CT { |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 762 | var Gtp1cUnitdata ud; |
| 763 | var default d; |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 764 | var OCT4 expect_teid; |
| 765 | |
| 766 | /* 3GPP TS 29.060 sec 7.3.6 specifies TEID used in response |
| 767 | message with cause value "Non existent" shall be zero. */ |
| 768 | if (expect_causevalue == 'C0'O) { |
| 769 | expect_teid := '00000000'O; |
| 770 | } else { |
| 771 | expect_teid := ctx.teic; |
| 772 | } |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 773 | |
Harald Welte | 41575e9 | 2017-08-13 13:49:57 +0200 | [diff] [blame] | 774 | f_send_gtpc(ts_GTPC_DeletePDP(g_peer_c, g_c_seq_nr, ctx.teic_remote, ctx.nsapi, teardown_ind)); |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 775 | T_default.start; |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 776 | d := activate(pingpong()); |
Pau Espin Pedrol | 45d5702 | 2022-03-08 13:49:02 +0100 | [diff] [blame] | 777 | if (Gx_PROC.checkstate("Connected") and expect_diameter) { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 778 | as_DIA_Gx_CCR(TERMINATION_REQUEST); |
| 779 | } |
| 780 | if (Gy_PROC.checkstate("Connected") and expect_diameter) { |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 781 | as_DIA_Gy_CCR(ctx, TERMINATION_REQUEST); |
Pau Espin Pedrol | 0bcfd9d | 2022-02-02 11:01:35 +0100 | [diff] [blame] | 782 | } |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 783 | alt { |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 784 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextResponse, expect_teid)) -> value ud { |
| 785 | if (ud.gtpc.gtpc_pdu.deletePDPContextResponse.cause.causevalue == expect_causevalue) { |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 786 | setverdict(pass); |
| 787 | } else { |
Pau Espin Pedrol | 8ad031a | 2022-02-16 17:33:43 +0100 | [diff] [blame] | 788 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 789 | "DeletePDPContextResp: cause expectancies didn't match"); |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 790 | } |
| 791 | } |
| 792 | } |
| 793 | deactivate(d); |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 794 | T_default.stop; |
Harald Welte | f1e0d5a | 2017-08-05 08:51:22 +0200 | [diff] [blame] | 795 | } |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 796 | |
| 797 | /* send a Update PdP Context Request, expect Response */ |
| 798 | function f_pdp_ctx_update(inout PdpContext ctx, OCT1 exp_cause := '80'O, template (omit) OCT4 new_teid := omit, template (omit) OCT4 new_teic := omit) runs on GT_CT { |
| 799 | var Gtp1cUnitdata ud; |
| 800 | var default d; |
| 801 | |
| 802 | if (not istemplatekind(new_teid, "omit")) { |
| 803 | ctx.teid := valueof(new_teid); |
| 804 | } |
| 805 | if (not istemplatekind(new_teic, "omit")) { |
| 806 | ctx.teic := valueof(new_teic); |
| 807 | } |
| 808 | |
| 809 | log("sending UpdatePDP"); |
| 810 | f_send_gtpc(ts_GTPC_UpdatePDP(g_peer_c, ctx.teic_remote, g_c_seq_nr, ctx.imsi, g_restart_ctr, |
| 811 | ctx.teid, ctx.teic, ctx.nsapi, g_sgsn_ip_c, g_sgsn_ip_u, |
| 812 | ctx.pco_req, ctx.ratType, ctx.uli)); |
| 813 | T_default.start; |
| 814 | d := activate(pingpong()); |
| 815 | alt { |
| 816 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, updatePDPContextResponse, ctx.teic)) -> value ud { |
| 817 | f_handle_update_req(ctx, ud, exp_cause); |
| 818 | } |
| 819 | } |
| 820 | deactivate(d); |
| 821 | T_default.stop; |
| 822 | } |
| 823 | |
Pau Espin Pedrol | 5760421 | 2022-02-14 16:54:18 +0100 | [diff] [blame] | 824 | /* Get link-id from PDP Context EUA */ |
| 825 | function f_ctx_get_ipv6_interface_id(in PdpContext ctx) return OCT16 { |
| 826 | var OCT16 interface_id; |
| 827 | if (ischosen(ctx.eua.endUserAddress.endUserAddressIPv4andIPv6)) { |
| 828 | interface_id := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address; |
| 829 | } else if (ischosen(ctx.eua.endUserAddress.endUserAddressIPv6)) { |
| 830 | interface_id := ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address; |
| 831 | } else { |
| 832 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Unexpected request to submit icmpv6 rs in IPv4 PDP context"); |
| 833 | } |
| 834 | return interface_id; |
| 835 | } |
| 836 | |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 837 | /* create ICMPv6 router solicitation deriving link-id from PDP Context EUA */ |
| 838 | function f_icmpv6_rs_for_pdp(in PdpContext ctx) return octetstring { |
Pau Espin Pedrol | 5760421 | 2022-02-14 16:54:18 +0100 | [diff] [blame] | 839 | var OCT16 interface_id := f_ctx_get_ipv6_interface_id(ctx); |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 840 | return f_gen_icmpv6_router_solicitation(interface_id); |
| 841 | } |
| 842 | |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 843 | /* generate and encode ICMPv6 neighbor solicitation for PDP Context */ |
| 844 | function f_gen_icmpv6_neigh_solicit_for_pdp(in PdpContext ctx) return octetstring { |
Pau Espin Pedrol | 5760421 | 2022-02-14 16:54:18 +0100 | [diff] [blame] | 845 | var OCT16 interface_id := f_ctx_get_ipv6_interface_id(ctx); |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 846 | var OCT16 link_local := f_ipv6_link_local(interface_id); |
| 847 | var OCT16 daddr := f_ipv6_sol_node_mcast(link_local); |
| 848 | |
| 849 | return f_gen_icmpv6_neigh_solicit(link_local, daddr, link_local); |
| 850 | } |
| 851 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 852 | /* Wait for ICMPv4 from GTP */ |
| 853 | function f_wait_icmp4(PdpContext ctx, template PDU_ICMP expected) runs on GT_CT { |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 854 | var Gtp1uUnitdata ud; |
| 855 | T_default.start; |
| 856 | alt { |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 857 | [] GTPU.receive(tr_GTPU_GPDU(g_peer_u, ctx.teid)) -> value ud { |
Harald Welte | 3e0b039 | 2018-04-26 09:46:21 +0200 | [diff] [blame] | 858 | if (f_verify_gtpu_txseq(ud.gtpu, use_gtpu_txseq) == false) { |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 859 | setverdict(fail); |
| 860 | stop; |
| 861 | } |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 862 | var octetstring gpdu := ud.gtpu.gtpu_IEs.g_PDU_IEs.data; |
| 863 | var IPv4_packet ip4 := f_IPv4_dec(gpdu); |
| 864 | if (ip4.header.ver != 4) { |
| 865 | repeat; |
| 866 | } |
| 867 | var PDU_ICMP icmp4 := f_dec_PDU_ICMP(ip4.payload); |
| 868 | if (not match(icmp4, expected)) { |
| 869 | repeat; |
| 870 | } |
| 871 | } |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 872 | [] GTPU.receive(tr_GTPU_GPDU(g_peer_u, ?)) -> value ud { |
Oliver Smith | 9daae3e | 2024-02-28 11:54:22 +0100 | [diff] [blame] | 873 | setverdict(fail, "Received wrong local TEID"); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 874 | } |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 875 | [] GTPU.receive { setverdict(fail); } |
| 876 | [] T_default.timeout { setverdict(fail); } |
| 877 | } |
| 878 | T_default.stop; |
| 879 | } |
| 880 | |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 881 | /* Wait for ICMPv4 echo request from GTP */ |
| 882 | function f_wait_icmp4_echo_request(PdpContext ctx) runs on GT_CT { |
| 883 | f_wait_icmp4(ctx, tr_ICMPv4_ERQ); |
| 884 | } |
| 885 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 886 | /* Wait for ICMPv4 echo reply (or unreachable) from GTP */ |
| 887 | function f_wait_icmp4_echo_reply(PdpContext ctx) runs on GT_CT { |
| 888 | f_wait_icmp4(ctx, (tr_ICMPv4_ERP, tr_ICMPv4_DU)); |
| 889 | } |
| 890 | |
| 891 | /* Wait for ICMPv6 from GTP */ |
| 892 | function f_wait_icmp6(PdpContext ctx, template PDU_ICMPv6 expected) runs on GT_CT { |
| 893 | var Gtp1uUnitdata ud; |
| 894 | T_default.start; |
| 895 | alt { |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 896 | [] GTPU.receive(tr_GTPU_GPDU(g_peer_u, ?)) -> value ud { |
Harald Welte | 3e0b039 | 2018-04-26 09:46:21 +0200 | [diff] [blame] | 897 | if (f_verify_gtpu_txseq(ud.gtpu, use_gtpu_txseq) == false) { |
Pau Espin Pedrol | 9c1c2ae | 2023-12-05 14:24:49 +0100 | [diff] [blame] | 898 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 899 | log2str("Received GTPU with wrong txseq while waiting for ICMPv6: ", expected)); |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 900 | } |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 901 | var octetstring gpdu := ud.gtpu.gtpu_IEs.g_PDU_IEs.data; |
| 902 | var IPv6_packet ip6 := f_IPv6_dec(gpdu); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 903 | if (ip6.header.ver != 6 or ip6.header.nexthead != 58) { |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 904 | repeat; |
| 905 | } |
| 906 | var PDU_ICMPv6 icmp6 := f_dec_PDU_ICMPv6(ip6.payload); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 907 | if (not match(icmp6, expected)) { |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 908 | repeat; |
| 909 | } |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 910 | /* We are waiting for RA, update ctx */ |
| 911 | if (match(icmp6, tr_ICMPv6_RA(?, 64))) { |
| 912 | ctx.ip6_prefix := icmp6.routerAdvertisement.options[0].prefixInformation.prefix; |
| 913 | log("RA with /64 prefix ", ctx.ip6_prefix); |
| 914 | } |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 915 | } |
| 916 | [] GTPU.receive(tr_GTPU_GPDU(?, ?)) { repeat; } |
Pau Espin Pedrol | 9c1c2ae | 2023-12-05 14:24:49 +0100 | [diff] [blame] | 917 | [] GTPU.receive { |
| 918 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 919 | log2str("Received unexpected GTPU while waiting for ICMPv6: ", expected)); |
| 920 | } |
| 921 | [] T_default.timeout { |
| 922 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 923 | log2str("Timeout waiting for ICMPv6: ", expected)); |
| 924 | } |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 925 | } |
| 926 | T_default.stop; |
| 927 | } |
| 928 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 929 | /* wait for GGSN to send us an ICMPv6 router advertisement */ |
| 930 | function f_wait_rtr_adv(PdpContext ctx) runs on GT_CT { |
| 931 | f_wait_icmp6(ctx, tr_ICMPv6_RA(?, 64)); |
| 932 | } |
| 933 | |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 934 | /* Wait for ICMPv6 echo request from GTP */ |
| 935 | function f_wait_icmp6_echo_request(PdpContext ctx) runs on GT_CT { |
| 936 | f_wait_icmp6(ctx, tr_ICMPv6_ERQ); |
| 937 | } |
| 938 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 939 | /* Wait for ICMPv6 echo reply (or unreachable) from GTP */ |
| 940 | function f_wait_icmp6_echo_reply(PdpContext ctx) runs on GT_CT { |
| 941 | f_wait_icmp6(ctx, (tr_ICMPv6_ERP,tr_ICMPv6_DU)); |
| 942 | } |
| 943 | |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 944 | /* create ICMPv6 router solicitation deriving link-id from PDP Context EUA */ |
| 945 | function f_icmpv6_rs_for_pdp46(in PdpContext ctx) return octetstring { |
| 946 | var OCT16 interface_id := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address; |
| 947 | return f_gen_icmpv6_router_solicitation(interface_id); |
| 948 | } |
| 949 | |
| 950 | /* generate and encode ICMPv6 neighbor solicitation for PDP Context */ |
| 951 | function f_gen_icmpv6_neigh_solicit_for_pdp46(in PdpContext ctx) return octetstring { |
| 952 | var OCT16 interface_id := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address; |
| 953 | var OCT16 link_local := f_ipv6_link_local(interface_id); |
| 954 | var OCT16 daddr := f_ipv6_sol_node_mcast(link_local); |
| 955 | |
| 956 | return f_gen_icmpv6_neigh_solicit(link_local, daddr, link_local); |
| 957 | } |
| 958 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 959 | /* Assert we don't receive a ICMPv4/6 echo reply (or unreachable) from GTP */ |
| 960 | function f_wait_gtpu_fail(PdpContext ctx) runs on GT_CT { |
| 961 | T_default.start; |
| 962 | alt { |
| 963 | [] GTPU.receive { setverdict(fail); } |
| 964 | [] T_default.timeout { } |
| 965 | } |
| 966 | T_default.stop; |
| 967 | } |
| 968 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 969 | /* list of protocols where we don't accept duplicates */ |
| 970 | const OCT2List protocol_ids_nodupes := { 'C021'O, 'C023'O, 'C223'O, '8021'O }; |
| 971 | private function f_PCO_permits_duplicates(OCT2 id) return boolean { |
| 972 | var integer i; |
| 973 | for (i := 0; i < lengthof(protocol_ids_nodupes); i := i+1) { |
| 974 | if (id == protocol_ids_nodupes[i]) { |
| 975 | return false; |
| 976 | } |
| 977 | } |
| 978 | return true; |
| 979 | } |
| 980 | |
| 981 | /* ensure that every given protocol Identifier exist only exactly once in the PCO */ |
| 982 | function f_PCO_ensure_no_duplicates(ProtConfigOptions pco) { |
| 983 | var OCT2List protocol_ids := {}; |
| 984 | var integer i, j; |
| 985 | for (i := 0; i < lengthof(pco.protocols); i := i+1) { |
| 986 | var OCT2 id := pco.protocols[i].protocolID; |
| 987 | for (j := 0; j < lengthof(protocol_ids); j := j+1) { |
| 988 | if (not f_PCO_permits_duplicates(id) and id == protocol_ids[j]) { |
| 989 | setverdict(fail, "Duplicate ProtocolID ", id, " already present in ", pco.protocols); |
| 990 | } |
| 991 | } |
| 992 | protocol_ids := protocol_ids & { id }; |
| 993 | } |
| 994 | } |
| 995 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 996 | /* Test IPv6 context activation for dynamic IPv6 EUA without request of IPv6 DNS */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 997 | testcase TC_pdp6_act_deact() runs on GT_CT { |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 998 | f_init(); |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 999 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1000 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 1001 | f_pdp_ctx_act(ctx); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1002 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1003 | f_shutdown_helper(); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1004 | } |
| 1005 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 1006 | /* Test IPv6 context activation for dynamic IPv6 EUA wirh request of IPv6 DNS in PCO */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1007 | testcase TC_pdp6_act_deact_pcodns() runs on GT_CT { |
| 1008 | f_init(); |
| 1009 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1010 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1011 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1012 | f_pdp_ctx_act(ctx); |
Pau Espin Pedrol | 363ba48 | 2018-01-29 18:42:00 +0100 | [diff] [blame] | 1013 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1014 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Pau Espin Pedrol | 363ba48 | 2018-01-29 18:42:00 +0100 | [diff] [blame] | 1015 | /* verify PCO contains both primary and secondary DNS */ |
| 1016 | var OCT4 ggsn_ip6_dns1 := f_inet6_addr(m_ggsn_ip6_dns1); |
| 1017 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '0003'O, 1), ggsn_ip6_dns1)) { |
| 1018 | setverdict(fail, "Primary DNS IPv6 PCO option not found"); |
| 1019 | } |
| 1020 | |
| 1021 | var OCT4 ggsn_ip6_dns2 := f_inet6_addr(m_ggsn_ip6_dns2); |
| 1022 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '0003'O, 2), ggsn_ip6_dns2)) { |
| 1023 | setverdict(fail, "Secondary DNS IPv6 PCO option not found"); |
| 1024 | } |
| 1025 | |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1026 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1027 | f_shutdown_helper(); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1028 | } |
| 1029 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 1030 | /* Test PDP context activation for dynamic IPv6 EUA with IPv6 DNS in PCO and router solicitation/advertisement */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1031 | testcase TC_pdp6_act_deact_icmp6() runs on GT_CT { |
| 1032 | f_init(); |
| 1033 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1034 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1035 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1036 | f_pdp_ctx_act(ctx); |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 1037 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1038 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Harald Welte | 231b941 | 2017-08-09 17:16:31 +0200 | [diff] [blame] | 1039 | |
| 1040 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1041 | f_wait_rtr_adv(ctx); |
| 1042 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1043 | |
Harald Welte | 811651e | 2017-08-05 15:25:06 +0200 | [diff] [blame] | 1044 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1045 | f_shutdown_helper(); |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 1046 | } |
| 1047 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1048 | /* Test PDP context activation for dynamic IPv6 EUA with IPv6 DNS in PCO and router solicitation/advertisement. |
| 1049 | Test we can send ICMPv6 ping over GTPU to DNS server. */ |
| 1050 | testcase TC_pdp6_act_deact_gtpu_access() runs on GT_CT { |
| 1051 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1052 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1053 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1054 | f_pdp_ctx_act(ctx); |
| 1055 | |
| 1056 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1057 | f_wait_rtr_adv(ctx); |
| 1058 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1059 | |
| 1060 | var OCT16 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '0003'O); |
| 1061 | |
| 1062 | /* Check if we can use valid link-local src addr. */ |
| 1063 | var OCT16 saddr_ll := f_ipv6_link_local(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1064 | f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_ll, dns1_addr)); |
Pau Espin Pedrol | b63d85f | 2022-02-07 16:11:47 +0100 | [diff] [blame] | 1065 | if (m_ggsn_impl == GGSN_IMPL_OSMOCOM) { |
| 1066 | f_wait_icmp6_echo_reply(ctx); |
| 1067 | } else { |
| 1068 | f_wait_gtpu_fail(ctx); |
| 1069 | } |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1070 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1071 | /* Check if we can use valid global src addr, should work */ |
| 1072 | var OCT16 saddr_glob := f_ipv6_global(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1073 | f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_glob, dns1_addr)); |
| 1074 | f_wait_icmp6_echo_reply(ctx); |
| 1075 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1076 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1077 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1078 | } |
| 1079 | |
| 1080 | /* Check that attempting RA with another ll src addr won't work, packet dropped: */ |
| 1081 | testcase TC_pdp6_act_deact_gtpu_access_wrong_ll_saddr() runs on GT_CT { |
| 1082 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1083 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1084 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1085 | f_pdp_ctx_act(ctx); |
| 1086 | |
| 1087 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1088 | f_wait_rtr_adv(ctx); |
| 1089 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1090 | |
| 1091 | var OCT16 saddr_ll := f_ipv6_link_local(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1092 | var OCT16 saddr_ll_wrong := f_ipv6_mangle(saddr_ll, 8); |
| 1093 | f_send_gtpu(ctx, f_gen_icmpv6_router_solicitation(saddr_ll_wrong)); |
| 1094 | f_wait_gtpu_fail(ctx); |
| 1095 | |
| 1096 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1097 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1098 | } |
| 1099 | |
| 1100 | /* Assert that packets with wrong global src addr are dropped by GGSN */ |
| 1101 | testcase TC_pdp6_act_deact_gtpu_access_wrong_global_saddr() runs on GT_CT { |
| 1102 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1103 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1104 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1105 | f_pdp_ctx_act(ctx); |
| 1106 | |
| 1107 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1108 | f_wait_rtr_adv(ctx); |
| 1109 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1110 | |
| 1111 | var OCT16 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '0003'O); |
| 1112 | var OCT16 saddr_glob := f_ipv6_global(ctx.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1113 | var OCT16 saddr_wrong := f_ipv6_mangle(saddr_glob); |
| 1114 | f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_wrong, dns1_addr)); |
| 1115 | f_wait_gtpu_fail(ctx); |
| 1116 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1117 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1118 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1119 | } |
| 1120 | |
| 1121 | /* Send an IPv4 ICMP ECHO REQUEST to APN6, should fail (packet dropped */ |
| 1122 | testcase TC_pdp6_act_deact_gtpu_access_ipv4_apn6() runs on GT_CT { |
| 1123 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1124 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1125 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1126 | f_pdp_ctx_act(ctx); |
| 1127 | |
| 1128 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1129 | f_wait_rtr_adv(ctx); |
| 1130 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1131 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1132 | var OCT4 saddr_v4 := f_inet_addr("192.168.10.2"); |
| 1133 | var OCT4 daddr_v4 := f_inet_addr("8.8.8.8"); |
| 1134 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_v4, daddr_v4)); |
| 1135 | f_wait_gtpu_fail(ctx); |
| 1136 | |
| 1137 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1138 | f_shutdown_helper(); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1139 | } |
| 1140 | |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1141 | /* Validate if different clients (pdp ctx) can reach one another through GGSN. */ |
| 1142 | testcase TC_pdp6_clients_interact() runs on GT_CT { |
| 1143 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1144 | var PdpContext ctxA := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
| 1145 | var PdpContext ctxB := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet6, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1146 | f_pdp_ctx_act(ctxA); |
| 1147 | f_send_gtpu(ctxA, f_icmpv6_rs_for_pdp(ctxA)); |
| 1148 | f_wait_rtr_adv(ctxA); |
| 1149 | f_send_gtpu(ctxA, f_gen_icmpv6_neigh_solicit_for_pdp(ctxA)); |
| 1150 | |
| 1151 | f_pdp_ctx_act(ctxB); |
| 1152 | f_send_gtpu(ctxB, f_icmpv6_rs_for_pdp(ctxB)); |
| 1153 | f_wait_rtr_adv(ctxB); |
| 1154 | f_send_gtpu(ctxB, f_gen_icmpv6_neigh_solicit_for_pdp(ctxB)); |
| 1155 | |
| 1156 | var OCT16 addrA_ll := f_ipv6_link_local(ctxA.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1157 | var OCT16 addrB_ll := f_ipv6_link_local(ctxB.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1158 | var OCT16 addrA_glob := f_ipv6_global(ctxA.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1159 | var OCT16 addrB_glob := f_ipv6_global(ctxB.eua.endUserAddress.endUserAddressIPv6.ipv6_address); |
| 1160 | |
| 1161 | /* Validate if clients can interact using ll addr. */ |
| 1162 | f_send_gtpu(ctxA, f_gen_icmpv6_echo(addrA_ll, addrB_ll)); |
| 1163 | f_wait_gtpu_fail(ctxB); |
| 1164 | |
| 1165 | /* Validate if clients can interact using global addr. */ |
| 1166 | f_send_gtpu(ctxA, f_gen_icmpv6_echo(addrA_glob, addrB_glob)); |
| 1167 | f_wait_gtpu_fail(ctxB); |
| 1168 | |
| 1169 | f_pdp_ctx_del(ctxA, '1'B); |
Pau Espin Pedrol | bb2bb06 | 2019-09-03 12:28:12 +0200 | [diff] [blame] | 1170 | f_pdp_ctx_del(ctxB, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1171 | f_shutdown_helper(); |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1172 | } |
| 1173 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 1174 | /* Test PDP context activation for dynamic IPv4 EUA without DNS request */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1175 | testcase TC_pdp4_act_deact() runs on GT_CT { |
| 1176 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1177 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1178 | f_pdp_ctx_act(ctx); |
| 1179 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1180 | f_shutdown_helper(); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1181 | } |
| 1182 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 1183 | /* Test PDP context activation for dynamic IPv4 EUA with IPv4 DNS in IPCP */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1184 | testcase TC_pdp4_act_deact_ipcp() runs on GT_CT { |
| 1185 | f_init(); |
Pau Espin Pedrol | f69a438 | 2018-01-29 13:09:00 +0100 | [diff] [blame] | 1186 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1187 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
Pau Espin Pedrol | cff72f8 | 2024-01-26 16:58:48 +0100 | [diff] [blame] | 1188 | var uint8_t ipcp_req_id := oct2int(f_rnd_octstring(1)); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1189 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | cff72f8 | 2024-01-26 16:58:48 +0100 | [diff] [blame] | 1190 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_IPCP(ipcp_req_id)); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1191 | f_pdp_ctx_act(ctx); |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1192 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Harald Welte | 71a3602 | 2017-12-04 18:55:58 +0100 | [diff] [blame] | 1193 | /* verify IPCP is at all contained */ |
| 1194 | if (not match(ctx.pco_neg, tr_PCO_Contains('8021'O))) { |
| 1195 | setverdict(fail, "IPCP not found in PCO"); |
| 1196 | } |
| 1197 | /* verify IPCP contains both primary and secondary DNS */ |
| 1198 | var IpcpPacket ipcp := dec_IpcpPacket(f_PCO_extract_proto(ctx.pco_neg, '8021'O)); |
Pau Espin Pedrol | cff72f8 | 2024-01-26 16:58:48 +0100 | [diff] [blame] | 1199 | if (not match(ipcp, tr_IPCP_Ack_DNS(ipcp_req_id, ggsn_ip4_dns1, ggsn_ip4_dns2))) { |
| 1200 | if (not match(ipcp, tr_IPCP_Ack_DNS(ipcp_req_id))) { |
| 1201 | if (not match(ipcp, tr_IPCP_Ack_DNS(?))) { |
| 1202 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option not found"); |
| 1203 | } else { |
| 1204 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option found but not matching expected identifier"); |
| 1205 | } |
Pau Espin Pedrol | f69a438 | 2018-01-29 13:09:00 +0100 | [diff] [blame] | 1206 | } else { |
| 1207 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option found but not matching expected values"); |
| 1208 | } |
Harald Welte | 71a3602 | 2017-12-04 18:55:58 +0100 | [diff] [blame] | 1209 | } |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1210 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1211 | f_shutdown_helper(); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1212 | } |
| 1213 | |
Harald Welte | f829854 | 2019-04-10 10:15:28 +0200 | [diff] [blame] | 1214 | /* Test PDP context activation for dynamic IPv4 EUA with IPv4 DNS in IPCP + PAP authentication (broken) */ |
| 1215 | testcase TC_pdp4_act_deact_ipcp_pap_broken() runs on GT_CT { |
| 1216 | f_init(); |
| 1217 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1218 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1219 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Harald Welte | f829854 | 2019-04-10 10:15:28 +0200 | [diff] [blame] | 1220 | ctx.pco_req := valueof(ts_PCO_PAP_IPv4_DNS); |
| 1221 | f_pdp_ctx_act(ctx); |
| 1222 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
| 1223 | /* verify IPCP is at all contained */ |
| 1224 | if (not match(ctx.pco_neg, tr_PCO_Contains('8021'O))) { |
| 1225 | setverdict(fail, "IPCP not found in PCO"); |
| 1226 | } |
| 1227 | /* verify IPCP contains both primary and secondary DNS */ |
| 1228 | var IpcpPacket ipcp := dec_IpcpPacket(f_PCO_extract_proto(ctx.pco_neg, '8021'O)); |
| 1229 | if (not match(ipcp, tr_IPCP_Ack_DNS(0, ggsn_ip4_dns1, ggsn_ip4_dns2))) { |
| 1230 | if (not match(ipcp, tr_IPCP_Ack_DNS(0))) { |
| 1231 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option not found"); |
| 1232 | } else { |
| 1233 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option found but not matching expected values"); |
| 1234 | } |
| 1235 | } |
| 1236 | /* verify that PAP is contained */ |
| 1237 | if (not match(ctx.pco_neg, tr_PCO_Contains('C023'O))) { |
| 1238 | setverdict(fail, "PAP not found in PCO"); |
| 1239 | } |
| 1240 | var PapPacket pap := dec_PapPacket(f_PCO_extract_proto(ctx.pco_neg, 'C023'O)); |
| 1241 | if (not match(pap, tr_PAP_AuthAck)) { |
| 1242 | setverdict(fail, "PAP isn't an AuthenticateAck: ", pap); |
| 1243 | } |
| 1244 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1245 | f_shutdown_helper(); |
Harald Welte | f829854 | 2019-04-10 10:15:28 +0200 | [diff] [blame] | 1246 | } |
| 1247 | |
Harald Welte | 0ef285b | 2017-08-13 20:06:01 +0200 | [diff] [blame] | 1248 | /* Test PDP context activation for dynamic IPv4 EUA with IPv4 DNS in PCO */ |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1249 | testcase TC_pdp4_act_deact_pcodns() runs on GT_CT { |
| 1250 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1251 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Harald Welte | dca8005 | 2017-08-13 20:01:38 +0200 | [diff] [blame] | 1252 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1253 | f_pdp_ctx_act(ctx); |
Pau Espin Pedrol | 363ba48 | 2018-01-29 18:42:00 +0100 | [diff] [blame] | 1254 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1255 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Pau Espin Pedrol | 363ba48 | 2018-01-29 18:42:00 +0100 | [diff] [blame] | 1256 | /* verify PCO contains both primary and secondary DNS */ |
| 1257 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1258 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '000d'O, 1), ggsn_ip4_dns1)) { |
| 1259 | setverdict(fail, "Primary DNS IPv4 PCO option not found"); |
| 1260 | } |
| 1261 | |
| 1262 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
| 1263 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '000d'O, 2), ggsn_ip4_dns2)) { |
| 1264 | setverdict(fail, "Secondary DNS IPv4 PCO option not found"); |
| 1265 | } |
| 1266 | |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1267 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1268 | f_shutdown_helper(); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 1269 | } |
| 1270 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1271 | /* Test PDP context activation for dynamic IPv4 EUA. |
| 1272 | Test we can send ICMPv6 ping over GTPU to DNS server. */ |
| 1273 | testcase TC_pdp4_act_deact_gtpu_access() runs on GT_CT { |
| 1274 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1275 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1276 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1277 | f_pdp_ctx_act(ctx); |
| 1278 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1279 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1280 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 1281 | |
| 1282 | /* Check if we can use valid global src addr, should work */ |
| 1283 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 1284 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 1285 | f_wait_icmp4_echo_reply(ctx); |
| 1286 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1287 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1288 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1289 | } |
| 1290 | |
| 1291 | /* Assert that packets with wrong global src addr are dropped by GGSN */ |
| 1292 | testcase TC_pdp4_act_deact_gtpu_access_wrong_saddr() runs on GT_CT { |
| 1293 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1294 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1295 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1296 | f_pdp_ctx_act(ctx); |
| 1297 | |
| 1298 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
| 1299 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 1300 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1301 | var OCT4 saddr_wrong := substr(saddr, 0, 3) & (saddr[3] xor4b '11'O); |
| 1302 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_wrong, dns1_addr)); |
| 1303 | f_wait_gtpu_fail(ctx); |
| 1304 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1305 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1306 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1307 | } |
| 1308 | |
| 1309 | /* Send an IPv6 RA to APN4, should fail (packet dropped) */ |
| 1310 | testcase TC_pdp4_act_deact_gtpu_access_ipv6_apn4() runs on GT_CT { |
| 1311 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1312 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1313 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1314 | f_pdp_ctx_act(ctx); |
| 1315 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1316 | /* Send an IPv6 RA to APN4, should fail (packet dropped) */ |
| 1317 | var OCT16 saddr_v6 := f_inet6_addr("fde4:8dba:82e1:2000:1:2:3:4"); |
| 1318 | f_send_gtpu(ctx, f_gen_icmpv6_router_solicitation(saddr_v6)); |
| 1319 | f_wait_gtpu_fail(ctx); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1320 | |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1321 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1322 | f_shutdown_helper(); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 1323 | } |
| 1324 | |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1325 | /* Helper function for tests below. */ |
| 1326 | function f_pdp4_clients_interact() runs on GT_CT { |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1327 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1328 | var PdpContext ctxA := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
| 1329 | var PdpContext ctxB := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1330 | f_pdp_ctx_act(ctxA); |
| 1331 | f_pdp_ctx_act(ctxB); |
| 1332 | var OCT4 addrA := ctxA.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 1333 | var OCT4 addrB := ctxB.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 1334 | f_send_gtpu(ctxA, f_gen_icmpv4_echo(addrA, addrB)); |
| 1335 | f_wait_icmp4_echo_request(ctxB); |
| 1336 | |
| 1337 | f_pdp_ctx_del(ctxA, '1'B); |
Pau Espin Pedrol | bb2bb06 | 2019-09-03 12:28:12 +0200 | [diff] [blame] | 1338 | f_pdp_ctx_del(ctxB, '1'B); |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 1339 | } |
| 1340 | |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1341 | /* Validate if different clients (pdp ctx) can reach one another through GGSN. */ |
| 1342 | testcase TC_pdp4_clients_interact_with_txseq() runs on GT_CT { |
Harald Welte | 3e0b039 | 2018-04-26 09:46:21 +0200 | [diff] [blame] | 1343 | use_gtpu_txseq := true; |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1344 | f_pdp4_clients_interact(); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1345 | f_shutdown_helper(); |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1346 | } |
| 1347 | |
| 1348 | /* Validate if different clients (pdp ctx) can reach one another through GGSN (without Tx sequence number). */ |
| 1349 | testcase TC_pdp4_clients_interact_without_txseq() runs on GT_CT { |
Harald Welte | 3e0b039 | 2018-04-26 09:46:21 +0200 | [diff] [blame] | 1350 | use_gtpu_txseq := false; |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1351 | f_pdp4_clients_interact(); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1352 | f_shutdown_helper(); |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 1353 | } |
| 1354 | |
Harald Welte | dca8005 | 2017-08-13 20:01:38 +0200 | [diff] [blame] | 1355 | testcase TC_echo_req_resp() runs on GT_CT { |
| 1356 | f_init(); |
| 1357 | f_send_gtpc(ts_GTPC_PING(g_peer_c, g_c_seq_nr)); |
| 1358 | T_default.start; |
| 1359 | alt { |
| 1360 | [] GTPC.receive(tr_GTPC_PONG(g_peer_c)) { setverdict(pass); }; |
| 1361 | [] GTPC.receive { repeat; }; |
| 1362 | [] T_default.timeout { setverdict(fail); } |
| 1363 | } |
| 1364 | T_default.stop; |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1365 | f_shutdown_helper(); |
Harald Welte | dca8005 | 2017-08-13 20:01:38 +0200 | [diff] [blame] | 1366 | } |
| 1367 | |
Pau Espin Pedrol | 480e67f | 2022-02-09 16:37:47 +0100 | [diff] [blame] | 1368 | testcase TC_echo_req_resp_gtpu() runs on GT_CT { |
| 1369 | f_init(); |
| 1370 | GTPU.send(ts_GTPU_PING(g_peer_u, g_d_seq_nr)); |
| 1371 | T_default.start; |
| 1372 | alt { |
| 1373 | [] GTPU.receive(tr_GTPU_PONG(g_peer_u)) { setverdict(pass); }; |
| 1374 | [] GTPU.receive { repeat; }; |
| 1375 | [] T_default.timeout { setverdict(fail); } |
| 1376 | } |
| 1377 | T_default.stop; |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1378 | f_shutdown_helper(); |
Pau Espin Pedrol | 480e67f | 2022-02-09 16:37:47 +0100 | [diff] [blame] | 1379 | } |
| 1380 | |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1381 | /* Test if the parser can cope with PCO that only contain either a |
| 1382 | * single primary DNS or a secondary DNS. */ |
| 1383 | testcase TC_pdp4_act_deact_with_single_dns() runs on GT_CT { |
| 1384 | |
| 1385 | /* Note: an unpatched osmo-ggsn version will enter an endless-loop when |
| 1386 | * the test is executed. |
| 1387 | * see also: Change-Id Icffde89f9bc5d8fcadf6e2dd6c0b4de03440edd5 and OS#3288 */ |
| 1388 | |
| 1389 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1390 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1391 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1392 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
| 1393 | var octetstring pco_neg_dns; |
| 1394 | var octetstring pco_neg_dns_expected; |
| 1395 | |
| 1396 | /* PCO with primary DNS only */ |
| 1397 | ctx.pco_req := valueof(ts_PCO_IPv4_PRI_DNS_IPCP); |
| 1398 | f_pdp_ctx_act(ctx); |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1399 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1400 | pco_neg_dns := f_PCO_extract_proto(ctx.pco_neg, '8021'O, 1); |
| 1401 | pco_neg_dns_expected := '0200000A8106'O & ggsn_ip4_dns1 |
| 1402 | /* Note: The prepended hex bytes encode the following information: |
| 1403 | * 0x02 = Configuration ACK |
| 1404 | * 0x00 = Identifier |
| 1405 | * 0x000a = Length |
| 1406 | * 0x81 = Type (Primary DNS Server Address) |
| 1407 | * 0x06 = Length |
| 1408 | * (4 byte IP-Address appended) */ |
| 1409 | if (not match(pco_neg_dns, pco_neg_dns_expected)) { |
| 1410 | setverdict(fail, "Primary DNS IPv4 PCO option not found"); |
| 1411 | } |
| 1412 | f_pdp_ctx_del(ctx, '1'B); |
| 1413 | |
| 1414 | /* PCO with secondary DNS only */ |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1415 | ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1416 | ctx.pco_req := valueof(ts_PCO_IPv4_SEC_DNS_IPCP); |
| 1417 | f_pdp_ctx_act(ctx); |
| 1418 | pco_neg_dns := f_PCO_extract_proto(ctx.pco_neg, '8021'O, 1); |
| 1419 | pco_neg_dns_expected := '0200000A8306'O & ggsn_ip4_dns2 |
| 1420 | if (not match(pco_neg_dns, pco_neg_dns_expected)) { |
| 1421 | setverdict(fail, "Secondary DNS IPv4 PCO option not found"); |
| 1422 | } |
| 1423 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1424 | f_shutdown_helper(); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1425 | } |
| 1426 | |
| 1427 | /* Test if the parser can cope with PCO that contains primary and secondary DNS in a separate IPCP container. |
| 1428 | * Note: an unpatched osmo-ggsn version will enter an endless-loop when the test is run |
| 1429 | * see Change-Id Icffde89f9bc5d8fcadf6e2dd6c0b4de03440edd5 and OS#3288. */ |
| 1430 | testcase TC_pdp4_act_deact_with_separate_dns() runs on GT_CT { |
| 1431 | |
| 1432 | /* Note: an unpatched osmo-ggsn version will enter an endless-loop when |
| 1433 | * the test is executed. |
| 1434 | * see also: Change-Id Icffde89f9bc5d8fcadf6e2dd6c0b4de03440edd5 and OS#3288 */ |
| 1435 | |
| 1436 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1437 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1438 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1439 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
| 1440 | var octetstring pco_neg_dns; |
| 1441 | var octetstring pco_neg_dns_expected; |
| 1442 | |
| 1443 | ctx.pco_req := valueof(ts_PCO_IPv4_SEPARATE_DNS_IPCP); |
| 1444 | f_pdp_ctx_act(ctx); |
| 1445 | |
| 1446 | /* Check if primary DNS is contained */ |
| 1447 | pco_neg_dns := f_PCO_extract_proto(ctx.pco_neg, '8021'O, 1); |
| 1448 | pco_neg_dns_expected := '0200000A8106'O & ggsn_ip4_dns1 |
| 1449 | if (not match(pco_neg_dns, pco_neg_dns_expected)) { |
| 1450 | setverdict(fail, "Primary DNS IPv4 PCO option not found"); |
| 1451 | } |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1452 | |
| 1453 | /* Check if secondary DNS is contained */ |
Stefan Sperling | 8e7a396 | 2018-07-19 19:24:38 +0200 | [diff] [blame] | 1454 | /* This used to fail due to a bug in osmo-ggsn, see OS#3381 */ |
| 1455 | pco_neg_dns := f_PCO_extract_proto(ctx.pco_neg, '8021'O, 2); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1456 | pco_neg_dns_expected := '0200000A8306'O & ggsn_ip4_dns2 |
| 1457 | if (not match(pco_neg_dns, pco_neg_dns_expected)) { |
| 1458 | setverdict(fail, "Secondary DNS IPv4 PCO option not found"); |
| 1459 | } |
| 1460 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1461 | f_shutdown_helper(); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 1462 | } |
| 1463 | |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 1464 | /* Validate that SUT updates remote TEIC when requested through UpdatePDPContextRequest */ |
| 1465 | testcase TC_pdp4_act_update_teic() runs on GT_CT { |
| 1466 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1467 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 1468 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1469 | f_pdp_ctx_act(ctx); |
| 1470 | |
| 1471 | /* UpdatePDPContestRequest changing the local TEIC */ |
| 1472 | var OCT4 new_teic := ctx.teic; |
| 1473 | new_teic[3] := new_teic[3] xor4b '11'O; |
| 1474 | f_pdp_ctx_update(ctx, new_teic := new_teic); |
| 1475 | |
| 1476 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1477 | f_shutdown_helper(); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 1478 | } |
| 1479 | |
| 1480 | /* Validate that SUT updates remote TEID when requested through UpdatePDPContextRequest */ |
| 1481 | testcase TC_pdp4_act_update_teid() runs on GT_CT { |
| 1482 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1483 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 1484 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1485 | f_pdp_ctx_act(ctx); |
| 1486 | |
| 1487 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
| 1488 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 1489 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 1490 | |
| 1491 | /* Data is sent (back) to the local TEID established during CreatePDPContext */ |
| 1492 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 1493 | f_wait_icmp4_echo_reply(ctx); |
| 1494 | |
| 1495 | /* UpdatePDPContestRequest changing the local TEID */ |
| 1496 | var OCT4 new_teid := ctx.teid; |
| 1497 | new_teid[3] := new_teid[3] xor4b '11'O; |
| 1498 | f_pdp_ctx_update(ctx, new_teid := new_teid); |
| 1499 | |
| 1500 | /* Check if we can send data after updating the PDP context. Answer should be sent to the new TEID */ |
| 1501 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 1502 | f_wait_icmp4_echo_reply(ctx); |
| 1503 | |
| 1504 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1505 | f_shutdown_helper(); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 1506 | } |
| 1507 | |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1508 | /* Test IPv4v6 context activation for dynamic IPv4v6 EUA without DNS request */ |
| 1509 | testcase TC_pdp46_act_deact() runs on GT_CT { |
| 1510 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1511 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1512 | f_pdp_ctx_act(ctx); |
| 1513 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1514 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1515 | } |
| 1516 | |
| 1517 | /* Test PDP context activation for dynamic IPv4v6 EUA with IPv4 DNS in IPCP */ |
| 1518 | testcase TC_pdp46_act_deact_ipcp() runs on GT_CT { |
| 1519 | f_init(); |
| 1520 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1521 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1522 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1523 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_IPCP); |
| 1524 | f_pdp_ctx_act(ctx); |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1525 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1526 | /* verify IPCP is at all contained */ |
| 1527 | if (not match(ctx.pco_neg, tr_PCO_Contains('8021'O))) { |
| 1528 | setverdict(fail, "IPCP not found in PCO"); |
| 1529 | } |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1530 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1531 | /* verify IPCP contains both primary and secondary IPv4 DNS */ |
| 1532 | var IpcpPacket ipcp := dec_IpcpPacket(f_PCO_extract_proto(ctx.pco_neg, '8021'O)); |
| 1533 | if (not match(ipcp, tr_IPCP_Ack_DNS(0, ggsn_ip4_dns1, ggsn_ip4_dns2))) { |
| 1534 | if (not match(ipcp, tr_IPCP_Ack_DNS(0))) { |
| 1535 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option not found"); |
| 1536 | } else { |
| 1537 | setverdict(fail, "Primary/Secondary DNS PCO IPCP option found but not matching expected values"); |
| 1538 | } |
| 1539 | } |
| 1540 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1541 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1542 | } |
| 1543 | |
| 1544 | /* Test PDP context activation for dynamic IPv4v6 EUA with IPv6 DNS in PCO and router solicitation/advertisement */ |
| 1545 | testcase TC_pdp46_act_deact_icmp6() runs on GT_CT { |
| 1546 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1547 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1548 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1549 | f_pdp_ctx_act(ctx); |
| 1550 | |
| 1551 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp46(ctx)); |
| 1552 | f_wait_rtr_adv(ctx); |
| 1553 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp46(ctx)); |
| 1554 | |
| 1555 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1556 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1557 | } |
| 1558 | |
| 1559 | /* Test IPv4v6 context activation for dynamic IPv4v6 EUA with request of IPv4 DNS in PCO */ |
| 1560 | testcase TC_pdp46_act_deact_pcodns4() runs on GT_CT { |
| 1561 | f_init(); |
| 1562 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1563 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1564 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1565 | f_pdp_ctx_act(ctx); |
| 1566 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1567 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1568 | /* verify PCO contains both primary and secondary IPv4 DNS */ |
| 1569 | var OCT4 ggsn_ip4_dns1 := f_inet_addr(m_ggsn_ip4_dns1); |
| 1570 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '000d'O, 1), ggsn_ip4_dns1)) { |
| 1571 | setverdict(fail, "Primary DNS IPv4 PCO option not found"); |
| 1572 | } |
| 1573 | |
| 1574 | var OCT4 ggsn_ip4_dns2 := f_inet_addr(m_ggsn_ip4_dns2); |
| 1575 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '000d'O, 2), ggsn_ip4_dns2)) { |
| 1576 | setverdict(fail, "Secondary DNS IPv4 PCO option not found"); |
| 1577 | } |
| 1578 | |
| 1579 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1580 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1581 | } |
| 1582 | |
| 1583 | /* Test IPv4v6 context activation for dynamic IPv4v6 EUA with request of IPv6 DNS in PCO */ |
| 1584 | testcase TC_pdp46_act_deact_pcodns6() runs on GT_CT { |
| 1585 | f_init(); |
| 1586 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1587 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1588 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1589 | f_pdp_ctx_act(ctx); |
| 1590 | |
Harald Welte | 79737b4 | 2019-04-10 10:39:30 +0200 | [diff] [blame] | 1591 | f_PCO_ensure_no_duplicates(ctx.pco_neg); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1592 | /* verify PCO contains both primary and secondary IPv6 DNS */ |
| 1593 | var OCT4 ggsn_ip6_dns1 := f_inet6_addr(m_ggsn_ip6_dns1); |
| 1594 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '0003'O, 1), ggsn_ip6_dns1)) { |
| 1595 | setverdict(fail, "Primary DNS IPv6 PCO option not found"); |
| 1596 | } |
| 1597 | |
| 1598 | var OCT4 ggsn_ip6_dns2 := f_inet6_addr(m_ggsn_ip6_dns2); |
| 1599 | if (not match(f_PCO_extract_proto(ctx.pco_neg, '0003'O, 2), ggsn_ip6_dns2)) { |
| 1600 | setverdict(fail, "Secondary DNS IPv6 PCO option not found"); |
| 1601 | } |
| 1602 | |
| 1603 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1604 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1605 | } |
| 1606 | |
| 1607 | /* Test PDP context activation for dynamic IPv4v6 EUA. |
| 1608 | Test we can send ICMPv6 ping over GTPU to DNS server. */ |
| 1609 | testcase TC_pdp46_act_deact_gtpu_access() runs on GT_CT { |
| 1610 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1611 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1612 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1613 | f_pdp_ctx_act(ctx); |
| 1614 | |
| 1615 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 1616 | |
| 1617 | /* Check if we can use valid global src addr, should work */ |
| 1618 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv4_address; |
| 1619 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 1620 | f_wait_icmp4_echo_reply(ctx); |
| 1621 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1622 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1623 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1624 | } |
| 1625 | |
| 1626 | /* Assert that packets with wrong ipv4 src addr are dropped by GGSN on APN IPv4v6 */ |
| 1627 | testcase TC_pdp46_act_deact_gtpu_access_wrong_saddr_ipv4() runs on GT_CT { |
| 1628 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1629 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1630 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1631 | f_pdp_ctx_act(ctx); |
| 1632 | |
| 1633 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 1634 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv4_address; |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1635 | var OCT4 saddr_wrong := substr(saddr, 0, 3) & (saddr[3] xor4b '11'O); |
| 1636 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr_wrong, dns1_addr)); |
| 1637 | f_wait_gtpu_fail(ctx); |
| 1638 | |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1639 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1640 | f_shutdown_helper(); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1641 | } |
| 1642 | |
Pau Espin Pedrol | c6ac695 | 2022-02-14 11:19:23 +0100 | [diff] [blame] | 1643 | /* Check that attempting RA with another ll src addr won't work, packet dropped: */ |
| 1644 | testcase TC_pdp46_act_deact_gtpu_access_wrong_ll_saddr_ipv6() runs on GT_CT { |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1645 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1646 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1647 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1648 | f_pdp_ctx_act(ctx); |
| 1649 | |
Pau Espin Pedrol | c6ac695 | 2022-02-14 11:19:23 +0100 | [diff] [blame] | 1650 | var OCT16 saddr_ll := f_ipv6_link_local(ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1651 | var OCT16 saddr_ll_wrong := f_ipv6_mangle(saddr_ll, 8); |
| 1652 | f_send_gtpu(ctx, f_gen_icmpv6_router_solicitation(saddr_ll_wrong)); |
| 1653 | f_wait_gtpu_fail(ctx); |
| 1654 | |
| 1655 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1656 | f_shutdown_helper(); |
Pau Espin Pedrol | c6ac695 | 2022-02-14 11:19:23 +0100 | [diff] [blame] | 1657 | } |
| 1658 | |
| 1659 | /* Assert that packets with wrong ipv6 global src addr are dropped by GGSN on APN IPv4v6 */ |
| 1660 | testcase TC_pdp46_act_deact_gtpu_access_wrong_global_saddr_ipv6() runs on GT_CT { |
| 1661 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1662 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Pau Espin Pedrol | c6ac695 | 2022-02-14 11:19:23 +0100 | [diff] [blame] | 1663 | ctx.pco_req := valueof(ts_PCO_IPv6_DNS); |
| 1664 | f_pdp_ctx_act(ctx); |
| 1665 | |
| 1666 | f_send_gtpu(ctx, f_icmpv6_rs_for_pdp(ctx)); |
| 1667 | f_wait_rtr_adv(ctx); |
| 1668 | f_send_gtpu(ctx, f_gen_icmpv6_neigh_solicit_for_pdp(ctx)); |
| 1669 | |
| 1670 | var OCT16 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '0003'O); |
| 1671 | var OCT16 saddr_glob := f_ipv6_global(ctx.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1672 | var OCT16 saddr_wrong := f_ipv6_mangle(saddr_glob); |
| 1673 | f_send_gtpu(ctx, f_gen_icmpv6_echo(saddr_wrong, dns1_addr)); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1674 | f_wait_gtpu_fail(ctx); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 1675 | |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1676 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1677 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1678 | } |
| 1679 | |
| 1680 | /* Validate if different clients (pdp ctx) can reach one another through GGSN. */ |
| 1681 | testcase TC_pdp46_clients_interact() runs on GT_CT { |
| 1682 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1683 | var PdpContext ctxA := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
| 1684 | var PdpContext ctxB := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInet46, valueof(t_EuaIPv4Dynv6Dyn))); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1685 | f_pdp_ctx_act(ctxA); |
| 1686 | f_send_gtpu(ctxA, f_icmpv6_rs_for_pdp46(ctxA)); |
| 1687 | f_wait_rtr_adv(ctxA); |
| 1688 | f_send_gtpu(ctxA, f_gen_icmpv6_neigh_solicit_for_pdp46(ctxA)); |
| 1689 | |
| 1690 | f_pdp_ctx_act(ctxB); |
| 1691 | f_send_gtpu(ctxB, f_icmpv6_rs_for_pdp46(ctxB)); |
| 1692 | f_wait_rtr_adv(ctxB); |
| 1693 | f_send_gtpu(ctxB, f_gen_icmpv6_neigh_solicit_for_pdp46(ctxB)); |
| 1694 | |
| 1695 | var OCT16 addrA_ll := f_ipv6_link_local(ctxA.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1696 | var OCT16 addrB_ll := f_ipv6_link_local(ctxB.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1697 | var OCT16 addrA_glob := f_ipv6_global(ctxA.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1698 | var OCT16 addrB_glob := f_ipv6_global(ctxB.eua.endUserAddress.endUserAddressIPv4andIPv6.ipv6_address); |
| 1699 | |
| 1700 | /* Validate if clients can interact using ll addr. */ |
| 1701 | f_send_gtpu(ctxA, f_gen_icmpv6_echo(addrA_ll, addrB_ll)); |
| 1702 | f_wait_gtpu_fail(ctxB); |
| 1703 | |
| 1704 | /* Validate if clients can interact using global addr. */ |
| 1705 | f_send_gtpu(ctxA, f_gen_icmpv6_echo(addrA_glob, addrB_glob)); |
| 1706 | f_wait_gtpu_fail(ctxB); |
| 1707 | |
| 1708 | f_pdp_ctx_del(ctxA, '1'B); |
Pau Espin Pedrol | bb2bb06 | 2019-09-03 12:28:12 +0200 | [diff] [blame] | 1709 | f_pdp_ctx_del(ctxB, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1710 | f_shutdown_helper(); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 1711 | } |
| 1712 | |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1713 | /* Test IPv4v6 context activation for dynamic IPv4v6 EUA on a v4-only APN */ |
| 1714 | testcase TC_pdp46_act_deact_apn4() runs on GT_CT { |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1715 | const OCT1 cause_accept := '80'O; /* Normal accept cause */ |
| 1716 | const OCT1 cause_new_pdp_type := '81'O; /* Cause: New PDP type due to network preference */ |
| 1717 | const OCT1 cause_unknown_pdp := 'DC'O; /* Cause: Unknown PDP address or PDP type */ |
| 1718 | var CreatePDPContextResponse cpr; |
| 1719 | |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1720 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1721 | var PdpContext ctx46 := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dynv6Dyn))); |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1722 | cpr := f_pdp_ctx_act(ctx46, (cause_unknown_pdp, cause_new_pdp_type)); |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1723 | |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1724 | if (cpr.cause.causevalue == cause_new_pdp_type) { |
| 1725 | /* 3GPP TS 23.060 sec 9.2.1: "If the MS requests PDP type IPv4v6, |
| 1726 | * but the operator preferences dictate the use of a single IP |
| 1727 | * version only, the PDP type shall be changed to a single address |
| 1728 | * PDP type (IPv4 or IPv6) and a reason cause shall be returned to |
| 1729 | * the MS indicating that only the assigned PDP type is allowed. In |
| 1730 | * this case, the MS shall not request another PDP context for the |
| 1731 | * other PDP type during the existence of the PDP context." */ |
| 1732 | f_pdp_ctx_del(ctx46, '1'B); |
| 1733 | } else { |
| 1734 | /* 3GPP TS 23.060 sec 9.2.1 NOTE 5: If the MS requests PDP type |
| 1735 | * IPv4v6, and the PDP context is rejected due to "unknown PDP |
| 1736 | * type", the MS can attempt to establish dual-stack connectivity |
| 1737 | * by performing two PDP context request procedures to activate an |
| 1738 | * IPv4 PDP context and an IPv6 PDP context, both to the same APN. A |
| 1739 | * typical MS first attempts v4v6, and if rejected, then tries v4 |
| 1740 | * and v6 separetly */ |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1741 | var PdpContext ctx4 := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1742 | f_pdp_ctx_act(ctx4, cause_accept); /* Normal accept cause */ |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1743 | |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1744 | var PdpContext ctx6 := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv6Dyn))); |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1745 | f_pdp_ctx_act(ctx6, cause_unknown_pdp); /* Cause: Unknown PDP address or PDP type */ |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1746 | |
Pau Espin Pedrol | 0f464d6 | 2022-02-23 14:04:29 +0100 | [diff] [blame] | 1747 | f_pdp_ctx_del(ctx4, '1'B); |
| 1748 | } |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1749 | f_shutdown_helper(); |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 1750 | } |
| 1751 | |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 1752 | /* Validate if 2nd CtxCreateReq with increased Recovery IE causes ggsn to drop 1st one (while keeping 2nd one). */ |
| 1753 | testcase TC_pdp_act2_recovery() runs on GT_CT { |
| 1754 | var Gtp1cUnitdata ud; |
| 1755 | var default d; |
| 1756 | var boolean ctxA_deleted := false; |
| 1757 | var boolean ctxB_created := false; |
| 1758 | |
| 1759 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1760 | var PdpContext ctxA := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
| 1761 | var PdpContext ctxB := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 1762 | f_pdp_ctx_act(ctxA); |
| 1763 | |
Vadim Yanitskiy | d344b4a | 2022-02-09 18:28:18 +0600 | [diff] [blame] | 1764 | g_restart_ctr := int2oct((oct2int(g_restart_ctr) + 1) mod 256, 1); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 1765 | |
| 1766 | log("sending 2nd CreatePDP (recovery increased)"); |
| 1767 | f_send_gtpc(ts_GTPC_CreatePDP(g_peer_c, g_c_seq_nr, ctxB.imsi, g_restart_ctr, |
| 1768 | ctxB.teid, ctxB.teic, ctxB.nsapi, ctxB.eua, ctxB.apn, |
| 1769 | g_sgsn_ip_c, g_sgsn_ip_u, ctxB.msisdn, ctxB.pco_req)); |
| 1770 | T_default.start; |
| 1771 | d := activate(pingpong()); |
| 1772 | alt { |
| 1773 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, createPDPContextResponse, ctxB.teic)) -> value ud { |
| 1774 | f_handle_create_req(ctxB, ud); |
| 1775 | if (not ctxB_created) { |
| 1776 | ctxB_created := true; |
| 1777 | setverdict(pass); |
| 1778 | } else { |
| 1779 | setverdict(fail, "Repeated createPDPContextResponse(ctxB)"); |
| 1780 | } |
| 1781 | |
| 1782 | if (not ctxA_deleted) { |
| 1783 | repeat; |
| 1784 | } |
| 1785 | } |
| 1786 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextRequest, ctxA.teic)) -> value ud { |
| 1787 | if (ispresent(ud.gtpc.gtpc_pdu.deletePDPContextRequest.tearDownIndicator)) { |
| 1788 | setverdict(pass); |
| 1789 | } else { |
| 1790 | setverdict(fail); |
| 1791 | } |
| 1792 | |
| 1793 | if (not ctxA_deleted) { |
| 1794 | ctxA_deleted := true; |
| 1795 | setverdict(pass); |
| 1796 | } else { |
| 1797 | setverdict(fail, "Repeated deletePDPContextRequest(ctxA)"); |
| 1798 | } |
| 1799 | |
| 1800 | if (not ctxB_created) { |
| 1801 | repeat; |
| 1802 | } |
| 1803 | } |
| 1804 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextRequest, ctxB.teic)) -> value ud { |
| 1805 | setverdict(fail, "GGSN dropping still valid pdp ctx"); |
| 1806 | } |
| 1807 | } |
| 1808 | deactivate(d); |
| 1809 | T_default.stop; |
| 1810 | |
| 1811 | f_pdp_ctx_del(ctxB, '1'B); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1812 | f_shutdown_helper(); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 1813 | } |
| 1814 | |
| 1815 | |
Pau Espin Pedrol | bfad97f | 2022-11-04 12:03:17 +0100 | [diff] [blame] | 1816 | /* Send a duplicate echo req. osmo-ggsn maintains a queue for sent responses (T3-RESPONSE * N3-REQUESTS): |
| 1817 | * If same delete req is sent and duplicate is detected, saved duplicate response should be sent back. */ |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 1818 | testcase TC_act_deact_retrans_duplicate() runs on GT_CT { |
| 1819 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1820 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 1821 | f_pdp_ctx_act(ctx); |
| 1822 | f_pdp_ctx_del(ctx, '1'B); |
| 1823 | /* leave some time in between to make sure retransmit response queue keeps packets for a while */ |
Pau Espin Pedrol | bfad97f | 2022-11-04 12:03:17 +0100 | [diff] [blame] | 1824 | f_sleep(int2float(mp_t3_response)); |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 1825 | /* g_c_seq_nr was increased during f_pdp_ctx_del(), we want a |
| 1826 | duplicate. If it was not a duplicate, osmo-ggsn would answer |
| 1827 | with a failure since that PDP ctx was already deleted. */ |
Pau Espin Pedrol | d6b5133 | 2022-05-19 17:47:11 +0200 | [diff] [blame] | 1828 | if (g_c_seq_nr == 0) { |
| 1829 | g_c_seq_nr := 65535; |
| 1830 | } else { |
| 1831 | g_c_seq_nr := g_c_seq_nr - 1; |
| 1832 | } |
Pau Espin Pedrol | 10ec96e | 2022-02-09 17:03:15 +0100 | [diff] [blame] | 1833 | f_pdp_ctx_del(ctx, '1'B, expect_diameter := false); |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 1834 | |
| 1835 | /* Now send a new pdp ctx del (increased seqnum). It should fail with cause "non-existent": */ |
| 1836 | var OCT1 cause_nonexistent := 'C0'O; |
Pau Espin Pedrol | 10ec96e | 2022-02-09 17:03:15 +0100 | [diff] [blame] | 1837 | f_pdp_ctx_del(ctx, '1'B, cause_nonexistent, expect_diameter := false); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1838 | f_shutdown_helper(); |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 1839 | } |
| 1840 | |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1841 | /* Activate PDP context + trigger Recovery procedure through EchoResp */ |
| 1842 | testcase TC_pdp_act_restart_ctr_echo() runs on GT_CT { |
| 1843 | var Gtp1cUnitdata ud; |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 1844 | g_use_echo_intval := 5; |
| 1845 | timer T_echo; |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1846 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 1847 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1848 | f_pdp_ctx_act(ctx); |
| 1849 | |
| 1850 | /* Wait to receive echo request and send initial Restart counter */ |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 1851 | T_echo.start(int2float(g_use_echo_intval) + 1.0); |
| 1852 | alt { |
| 1853 | [] GTPC.receive(tr_GTPC_PING(?)) -> value ud { |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1854 | var uint16_t seq := oct2int(ud.gtpc.opt_part.sequenceNumber); |
| 1855 | GTPC.send(ts_GTPC_PONG(ud.peer, seq, g_restart_ctr)); |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 1856 | } |
| 1857 | [] T_echo.timeout { |
| 1858 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 1859 | "Timeout waiting for ping"); |
| 1860 | } |
| 1861 | } |
| 1862 | T_echo.stop; |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1863 | |
| 1864 | /* Wait to receive second echo request and send incremented Restart |
| 1865 | counter. This will fake a restarted SGSN, and pdp ctx allocated |
| 1866 | should be released by GGSN */ |
Vadim Yanitskiy | d344b4a | 2022-02-09 18:28:18 +0600 | [diff] [blame] | 1867 | g_restart_ctr := int2oct((oct2int(g_restart_ctr) + 1) mod 256, 1); |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 1868 | T_echo.start(int2float(g_use_echo_intval) + 1.0); |
| 1869 | alt { |
| 1870 | [] GTPC.receive(tr_GTPC_PING(?)) -> value ud { |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1871 | var uint16_t seq := oct2int(ud.gtpc.opt_part.sequenceNumber); |
| 1872 | GTPC.send(ts_GTPC_PONG(ud.peer, seq, g_restart_ctr)); |
Pau Espin Pedrol | 0511802 | 2022-02-17 19:49:13 +0100 | [diff] [blame] | 1873 | } |
| 1874 | [] T_echo.timeout { |
| 1875 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 1876 | "Timeout waiting for ping"); |
| 1877 | } |
| 1878 | } |
| 1879 | T_echo.stop; |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1880 | f_pdp_ctx_exp_del_req(ctx, omit, true); |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1881 | f_shutdown_helper(); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 1882 | } |
| 1883 | |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1884 | /* Test creation, user plane and deletion of big amount (1000) of concurrent PDP context */ |
| 1885 | testcase TC_lots_of_concurrent_pdp_ctx() runs on GT_CT { |
| 1886 | var Gtp1cUnitdata udc; |
| 1887 | var Gtp1uUnitdata udu; |
| 1888 | const integer num_ctx := 1000; |
| 1889 | var PdpContext ctx[num_ctx]; |
| 1890 | timer T_next := 0.01; |
| 1891 | var integer next_req_ctx := 0; |
| 1892 | var integer rx_resp_ctx := 0; |
| 1893 | var integer rx_pong := 0; |
| 1894 | var OCT4 dns1_addr; |
| 1895 | var OCT4 saddr; |
| 1896 | var integer teic; |
| 1897 | var integer idx; |
| 1898 | |
| 1899 | f_init(); |
| 1900 | |
| 1901 | for (var integer i := 0; i < num_ctx; i := i + 1) { |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 1902 | ctx[i] := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234" & int2str(f_rnd_int(4294967296)), c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1903 | ctx[i].teic := int2oct(i+1, 4); /* +1: skip TEIC=0 */ |
| 1904 | ctx[i].teid := int2oct(i+1, 4); /* +1: skip TEID=0 */ |
| 1905 | ctx[i].pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 1906 | } |
| 1907 | |
| 1908 | T_default.start(60.0); |
| 1909 | |
| 1910 | T_next.start; |
| 1911 | alt { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 1912 | [Gx_PROC.checkstate("Connected")] as_DIA_Gx_CCR(INITIAL_REQUEST) { repeat; } |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 1913 | [Gy_PROC.checkstate("Connected")] as_DIA_Gy_CCR(omit, INITIAL_REQUEST) { repeat; } |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1914 | [] pingpong(); |
| 1915 | [] T_next.timeout { |
| 1916 | f_send_gtpc(ts_GTPC_CreatePDP(g_peer_c, g_c_seq_nr, ctx[next_req_ctx].imsi, g_restart_ctr, |
| 1917 | ctx[next_req_ctx].teid, ctx[next_req_ctx].teic, ctx[next_req_ctx].nsapi, |
| 1918 | ctx[next_req_ctx].eua, ctx[next_req_ctx].apn, g_sgsn_ip_c, g_sgsn_ip_u, |
| 1919 | ctx[next_req_ctx].msisdn, ctx[next_req_ctx].pco_req, ctx[next_req_ctx].ratType, |
Pau Espin Pedrol | 535ca26 | 2022-05-16 14:07:17 +0200 | [diff] [blame] | 1920 | ctx[next_req_ctx].uli, ctx[next_req_ctx].charging_char, ctx[next_req_ctx].imeisv, |
| 1921 | ctx[next_req_ctx].ms_tz)); |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1922 | next_req_ctx := next_req_ctx + 1; |
| 1923 | if (next_req_ctx < num_ctx) { |
| 1924 | T_next.start; |
| 1925 | } |
| 1926 | repeat; |
| 1927 | } |
| 1928 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, createPDPContextResponse, ?)) -> value udc { |
| 1929 | teic := oct2int(udc.gtpc.teid); |
| 1930 | if (not match(teic, (1 .. num_ctx))) { |
| 1931 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 1932 | "Rx Unexpected TEIC"); |
| 1933 | } |
| 1934 | idx := teic - 1; |
| 1935 | f_handle_create_req(ctx[idx], udc); |
| 1936 | rx_resp_ctx := rx_resp_ctx + 1; |
| 1937 | |
| 1938 | dns1_addr := f_PCO_extract_proto(ctx[idx].pco_neg, '000d'O); |
| 1939 | saddr := ctx[idx].eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 1940 | f_send_gtpu(ctx[idx], f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 1941 | repeat; |
| 1942 | } |
| 1943 | [] GTPU.receive(tr_GTPU_GPDU(g_peer_u, ?)) -> value udu { |
| 1944 | var octetstring gpdu := udu.gtpu.gtpu_IEs.g_PDU_IEs.data; |
| 1945 | var IPv4_packet ip4 := f_IPv4_dec(gpdu); |
| 1946 | if (ip4.header.ver != 4) { |
| 1947 | repeat; |
| 1948 | } |
| 1949 | var PDU_ICMP icmp4 := f_dec_PDU_ICMP(ip4.payload); |
| 1950 | if (not match(icmp4, (tr_ICMPv4_ERP, tr_ICMPv4_DU))) { |
| 1951 | repeat; |
| 1952 | } |
| 1953 | rx_pong := rx_pong + 1; |
| 1954 | if (rx_pong < num_ctx) { |
| 1955 | repeat; |
| 1956 | } |
| 1957 | setverdict(pass); |
| 1958 | } |
| 1959 | [] GTPC.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPC"); } |
| 1960 | [] GTPU.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPU"); } |
| 1961 | } |
| 1962 | |
| 1963 | /* Let's close them now: */ |
| 1964 | next_req_ctx := 0; |
| 1965 | rx_resp_ctx := 0; |
| 1966 | T_next.start; |
| 1967 | alt { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 1968 | [Gx_PROC.checkstate("Connected")] as_DIA_Gx_CCR(TERMINATION_REQUEST) { repeat; } |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 1969 | [Gy_PROC.checkstate("Connected")] as_DIA_Gy_CCR(omit, TERMINATION_REQUEST) { repeat; } |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1970 | [] pingpong(); |
| 1971 | [] T_next.timeout { |
| 1972 | f_send_gtpc(ts_GTPC_DeletePDP(g_peer_c, g_c_seq_nr, ctx[next_req_ctx].teic_remote, ctx[next_req_ctx].nsapi, '1'B)); |
| 1973 | next_req_ctx := next_req_ctx + 1; |
| 1974 | if (next_req_ctx < num_ctx) { |
| 1975 | T_next.start; |
| 1976 | } |
| 1977 | repeat; |
| 1978 | } |
| 1979 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextResponse, ?)) -> value udc { |
| 1980 | teic := oct2int(udc.gtpc.teid); |
| 1981 | if (not match(teic, (1 .. num_ctx))) { |
| 1982 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 1983 | "Rx Unexpected TEIC"); |
| 1984 | } |
| 1985 | rx_resp_ctx := rx_resp_ctx + 1; |
| 1986 | if (rx_resp_ctx < num_ctx) { |
| 1987 | repeat; |
| 1988 | } |
| 1989 | setverdict(pass); |
| 1990 | } |
| 1991 | [] GTPC.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPC"); } |
| 1992 | [] GTPU.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPU"); } |
| 1993 | } |
| 1994 | T_next.stop; |
| 1995 | |
| 1996 | T_default.stop; |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 1997 | f_shutdown_helper(); |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 1998 | } |
| 1999 | |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2000 | /* Test callocation of PDP contexts until reaching addr pool exhaustion */ |
| 2001 | type record of OCT4 TEIClist; |
| 2002 | testcase TC_addr_pool_exhaustion() runs on GT_CT { |
| 2003 | var Gtp1cUnitdata udc; |
| 2004 | var Gtp1uUnitdata udu; |
| 2005 | var PdpContext ctx; |
| 2006 | timer T_next := 0.005; |
| 2007 | var integer next_req_ctx := 0; |
| 2008 | var integer rx_resp_ctx := 0; |
| 2009 | var integer num_ctx; |
| 2010 | var boolean cont_req := true; |
| 2011 | var CreatePDPContextResponse cpr; |
| 2012 | var TEIClist teic_list := {}; |
| 2013 | var integer teic; |
| 2014 | |
| 2015 | f_init(); |
| 2016 | |
| 2017 | T_default.start(120.0); |
| 2018 | |
| 2019 | T_next.start; |
| 2020 | alt { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2021 | [Gx_PROC.checkstate("Connected")] as_DIA_Gx_CCR(INITIAL_REQUEST) { repeat; } |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2022 | [Gy_PROC.checkstate("Connected")] as_DIA_Gy_CCR(omit, INITIAL_REQUEST) { repeat; } |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2023 | [] pingpong(); |
| 2024 | [] T_next.timeout { |
| 2025 | if (cont_req) { |
| 2026 | if (next_req_ctx - rx_resp_ctx < 100) { /* if we have too many in progress, wait a bit to continue */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2027 | ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234" & int2str(f_rnd_int(4294967296)), c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2028 | ctx.nsapi := '0001'B; |
| 2029 | ctx.teic := int2oct(next_req_ctx+1, 4); /* +1: skip TEIC=0 */ |
| 2030 | ctx.teid := int2oct(next_req_ctx+1, 4); /* +1: skip TEID=0 */ |
| 2031 | f_send_gtpc(ts_GTPC_CreatePDP(g_peer_c, g_c_seq_nr, ctx.imsi, g_restart_ctr, |
| 2032 | ctx.teid, ctx.teic, ctx.nsapi, |
| 2033 | ctx.eua, ctx.apn, g_sgsn_ip_c, g_sgsn_ip_u, |
| 2034 | ctx.msisdn, ctx.pco_req, ctx.ratType, |
Pau Espin Pedrol | 535ca26 | 2022-05-16 14:07:17 +0200 | [diff] [blame] | 2035 | ctx.uli, ctx.charging_char, ctx.imeisv, |
| 2036 | ctx.ms_tz)); |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2037 | next_req_ctx := next_req_ctx + 1; |
| 2038 | } |
| 2039 | T_next.start; |
| 2040 | } |
| 2041 | repeat; |
| 2042 | } |
| 2043 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, createPDPContextResponse, ?)) -> value udc { |
| 2044 | cpr := udc.gtpc.gtpc_pdu.createPDPContextResponse; |
| 2045 | |
| 2046 | if (cpr.cause.causevalue == '80'O) { |
| 2047 | teic_list := teic_list & {cpr.teidControlPlane.teidControlPlane}; |
| 2048 | } else { |
| 2049 | if (cont_req == true) { |
| 2050 | num_ctx := rx_resp_ctx; |
| 2051 | log("Successfully created ", num_ctx, " PDP contexts before exhausting the pool"); |
| 2052 | setverdict(pass); |
| 2053 | } |
| 2054 | cont_req := false; |
| 2055 | } |
| 2056 | rx_resp_ctx := rx_resp_ctx + 1; |
| 2057 | if (not cont_req and next_req_ctx == rx_resp_ctx) { |
| 2058 | break; |
| 2059 | } else { |
| 2060 | repeat; |
| 2061 | } |
| 2062 | } |
| 2063 | [] GTPC.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPC"); } |
| 2064 | [] GTPU.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPU"); } |
| 2065 | } |
| 2066 | |
| 2067 | /* Let's close them now: */ |
| 2068 | next_req_ctx := 0; |
| 2069 | rx_resp_ctx := 0; |
| 2070 | T_next.start; |
| 2071 | alt { |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2072 | [Gx_PROC.checkstate("Connected")] as_DIA_Gx_CCR(TERMINATION_REQUEST) { repeat; } |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2073 | [Gy_PROC.checkstate("Connected")] as_DIA_Gy_CCR(omit, TERMINATION_REQUEST) { repeat; } |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2074 | [] pingpong(); |
| 2075 | [] T_next.timeout { |
| 2076 | f_send_gtpc(ts_GTPC_DeletePDP(g_peer_c, g_c_seq_nr, teic_list[next_req_ctx], '0001'B, '1'B)); |
| 2077 | next_req_ctx := next_req_ctx + 1; |
| 2078 | if (next_req_ctx < num_ctx) { |
| 2079 | T_next.start; |
| 2080 | } |
| 2081 | repeat; |
| 2082 | } |
| 2083 | [] GTPC.receive(tr_GTPC_MsgType(g_peer_c, deletePDPContextResponse, ?)) -> value udc { |
| 2084 | teic := oct2int(udc.gtpc.teid); |
| 2085 | if (not match(teic, (1 .. num_ctx))) { |
| 2086 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 2087 | "Rx Unexpected TEIC"); |
| 2088 | } |
| 2089 | rx_resp_ctx := rx_resp_ctx + 1; |
| 2090 | if (rx_resp_ctx < num_ctx) { |
| 2091 | repeat; |
| 2092 | } |
| 2093 | setverdict(pass); |
| 2094 | } |
| 2095 | [] GTPC.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPC"); } |
| 2096 | [] GTPU.receive { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Rx Unexpected GTPU"); } |
| 2097 | } |
| 2098 | T_next.stop; |
| 2099 | |
| 2100 | T_default.stop; |
Pau Espin Pedrol | c441ce0 | 2022-03-07 14:35:45 +0100 | [diff] [blame] | 2101 | f_shutdown_helper(); |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2102 | } |
| 2103 | |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2104 | /* Test charging over Gy interface. */ |
| 2105 | testcase TC_gy_charging_cc_time() runs on GT_CT { |
| 2106 | var default d; |
| 2107 | |
| 2108 | g_gy_validity_time := 3; /* Grant access for 3 seconds, needs to be re-validated afterwards */ |
| 2109 | f_init(); |
Pau Espin Pedrol | d25095f | 2022-05-18 16:29:05 +0200 | [diff] [blame] | 2110 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2111 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 2112 | f_pdp_ctx_act(ctx); |
| 2113 | |
| 2114 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 2115 | |
| 2116 | /* Send some UL traffic: */ |
| 2117 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 2118 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 2119 | f_wait_icmp4_echo_reply(ctx); |
| 2120 | |
| 2121 | T_default.start(10.0); |
| 2122 | d := activate(pingpong()); |
| 2123 | |
| 2124 | g_gy_validity_time := 2; |
| 2125 | /* First update reports octests/pkt on both UL/DL (see icmp ping-pong above) */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2126 | as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 2127 | f_validate_gy_cc_report(g_rx_gy, VALIDITY_TIME, (3..4), 28, 28); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2128 | |
| 2129 | /* Second update: 0 ul/dl pkt/octet should be reported, since nothing was sent */ |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2130 | as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 2131 | f_validate_gy_cc_report(g_rx_gy, VALIDITY_TIME, (2..3), 0, 0); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2132 | |
| 2133 | /* Third update: make sure report contains again octets/pkts for both UL/DL: */ |
| 2134 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 2135 | f_wait_icmp4_echo_reply(ctx); |
| 2136 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 2137 | f_wait_icmp4_echo_reply(ctx); |
Pau Espin Pedrol | a2af578 | 2022-05-18 16:34:29 +0200 | [diff] [blame] | 2138 | as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 2139 | f_validate_gy_cc_report(g_rx_gy, VALIDITY_TIME, (2..3), 56, 56); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2140 | |
| 2141 | /* Let the CCA reach the GGSN */ |
| 2142 | f_sleep(0.5); |
| 2143 | deactivate(d); |
| 2144 | T_default.stop; |
| 2145 | |
| 2146 | /* Send some data and validate it is reported in the TERMINATION_REQUEST |
| 2147 | * (triggered by PFCP Session Deletion Response): */ |
| 2148 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr)); |
| 2149 | f_wait_icmp4_echo_reply(ctx); |
| 2150 | |
| 2151 | f_pdp_ctx_del(ctx, '1'B); |
Pau Espin Pedrol | 8fa2284 | 2022-05-20 14:47:55 +0200 | [diff] [blame] | 2152 | f_validate_gy_cc_report(g_rx_gy, FINAL, (0..2), 28, 28); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2153 | |
| 2154 | |
| 2155 | f_shutdown_helper(); |
| 2156 | } |
| 2157 | |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 2158 | /* Test Volume-Quota-Thresold AVP triggers request before Validity-Time */ |
| 2159 | testcase TC_gy_charging_volume_quota_threshold() runs on GT_CT { |
| 2160 | var default d; |
| 2161 | timer Tout; |
| 2162 | g_gy_volume_threshold := 1000; /* Will make a trigger when we send bigger payload below */ |
| 2163 | g_gy_validity_time := 8; /* Grant access for 8 seconds, needs to be re-validated afterwards */ |
| 2164 | f_init(); |
| 2165 | var float tout_sec := int2float(g_gy_validity_time) / 2.0; |
| 2166 | var PdpContext ctx := valueof(t_DefinePDP(f_rnd_imsi('26242'H), "1234", c_ApnInternet, valueof(t_EuaIPv4Dyn))); |
| 2167 | ctx.pco_req := valueof(ts_PCO_IPv4_DNS_CONT); |
| 2168 | f_pdp_ctx_act(ctx); |
| 2169 | |
| 2170 | var OCT4 dns1_addr := f_PCO_extract_proto(ctx.pco_neg, '000d'O); |
| 2171 | |
| 2172 | T_default.start(40.0); |
| 2173 | d := activate(pingpong()); |
| 2174 | |
| 2175 | /* Send some UL traffic: */ |
| 2176 | var octetstring payload := f_rnd_octstring(1200); |
| 2177 | var OCT4 saddr := ctx.eua.endUserAddress.endUserAddressIPv4.ipv4_address; |
| 2178 | f_send_gtpu(ctx, f_gen_icmpv4_echo(saddr, dns1_addr, payload)); |
| 2179 | f_wait_icmp4_echo_reply(ctx); |
| 2180 | |
| 2181 | /* ICMP Req generates one report: */ |
| 2182 | Tout.start(tout_sec); |
| 2183 | alt { |
| 2184 | [] as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
| 2185 | [] Tout.timeout { |
| 2186 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, |
| 2187 | "TImeout waiting for Gy UPDATE triggered by Volume-Quota-Threshold"); |
| 2188 | } |
| 2189 | } |
Pau Espin Pedrol | 5fa8f78 | 2022-10-03 13:57:54 +0200 | [diff] [blame] | 2190 | f_validate_gy_cc_report(g_rx_gy, THRESHOLD, (0..6), (1200..1400), 0); |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 2191 | |
| 2192 | /* ICMP Resp (echo back) generates one report: */ |
| 2193 | as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
Pau Espin Pedrol | 5fa8f78 | 2022-10-03 13:57:54 +0200 | [diff] [blame] | 2194 | f_validate_gy_cc_report(g_rx_gy, THRESHOLD, (0..1), 0, (1200..1400)); |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 2195 | |
| 2196 | /* Second update: 0 ul/dl pkt/octet should be reported, since nothing was sent */ |
| 2197 | as_DIA_Gy_CCR(ctx, UPDATE_REQUEST); |
| 2198 | f_validate_gy_cc_report(g_rx_gy, VALIDITY_TIME, (8..9), 0, 0); |
| 2199 | |
| 2200 | /* Let the CCA reach the GGSN */ |
| 2201 | f_sleep(0.5); |
| 2202 | deactivate(d); |
| 2203 | T_default.stop; |
| 2204 | |
| 2205 | f_pdp_ctx_del(ctx, '1'B); |
| 2206 | f_validate_gy_cc_report(g_rx_gy, FINAL, (0..2), 0, 0); |
| 2207 | |
| 2208 | |
| 2209 | f_shutdown_helper(); |
| 2210 | } |
| 2211 | |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 2212 | control { |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 2213 | execute(TC_pdp4_act_deact()); |
| 2214 | execute(TC_pdp4_act_deact_ipcp()); |
Harald Welte | f829854 | 2019-04-10 10:15:28 +0200 | [diff] [blame] | 2215 | execute(TC_pdp4_act_deact_ipcp_pap_broken()); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 2216 | execute(TC_pdp4_act_deact_pcodns()); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 2217 | execute(TC_pdp4_act_deact_gtpu_access()); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 2218 | execute(TC_pdp4_act_deact_gtpu_access_wrong_saddr()); |
| 2219 | execute(TC_pdp4_act_deact_gtpu_access_ipv6_apn4()); |
Stefan Sperling | c479e4f | 2018-04-03 19:34:16 +0200 | [diff] [blame] | 2220 | execute(TC_pdp4_clients_interact_with_txseq()); |
| 2221 | execute(TC_pdp4_clients_interact_without_txseq()); |
Philipp Maier | 33e5261 | 2018-05-30 17:22:02 +0200 | [diff] [blame] | 2222 | execute(TC_pdp4_act_deact_with_single_dns()); |
| 2223 | execute(TC_pdp4_act_deact_with_separate_dns()); |
Pau Espin Pedrol | cd326c5 | 2022-02-14 18:57:43 +0100 | [diff] [blame] | 2224 | execute(TC_pdp4_act_update_teic()); |
| 2225 | execute(TC_pdp4_act_update_teid()); |
Harald Welte | ed7a177 | 2017-08-09 20:26:20 +0200 | [diff] [blame] | 2226 | |
| 2227 | execute(TC_pdp6_act_deact()); |
| 2228 | execute(TC_pdp6_act_deact_pcodns()); |
| 2229 | execute(TC_pdp6_act_deact_icmp6()); |
Pau Espin Pedrol | 3d9338f | 2018-01-29 20:42:54 +0100 | [diff] [blame] | 2230 | execute(TC_pdp6_act_deact_gtpu_access()); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 2231 | execute(TC_pdp6_act_deact_gtpu_access_wrong_ll_saddr()); |
| 2232 | execute(TC_pdp6_act_deact_gtpu_access_wrong_global_saddr()); |
| 2233 | execute(TC_pdp6_act_deact_gtpu_access_ipv4_apn6()); |
Pau Espin Pedrol | 6c7285d | 2018-01-30 17:20:22 +0100 | [diff] [blame] | 2234 | execute(TC_pdp6_clients_interact()); |
Harald Welte | dca8005 | 2017-08-13 20:01:38 +0200 | [diff] [blame] | 2235 | |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 2236 | execute(TC_pdp46_act_deact()); |
| 2237 | execute(TC_pdp46_act_deact_ipcp()); |
| 2238 | execute(TC_pdp46_act_deact_icmp6()); |
| 2239 | execute(TC_pdp46_act_deact_pcodns4()); |
| 2240 | execute(TC_pdp46_act_deact_pcodns6()); |
| 2241 | execute(TC_pdp46_act_deact_gtpu_access()); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 2242 | execute(TC_pdp46_act_deact_gtpu_access_wrong_saddr_ipv4()); |
Pau Espin Pedrol | c6ac695 | 2022-02-14 11:19:23 +0100 | [diff] [blame] | 2243 | execute(TC_pdp46_act_deact_gtpu_access_wrong_ll_saddr_ipv6()); |
Pau Espin Pedrol | c8c0341 | 2022-02-11 13:39:26 +0100 | [diff] [blame] | 2244 | execute(TC_pdp46_act_deact_gtpu_access_wrong_global_saddr_ipv6()); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 2245 | execute(TC_pdp46_clients_interact()); |
Pau Espin Pedrol | 22d597f | 2019-08-21 16:16:58 +0200 | [diff] [blame] | 2246 | execute(TC_pdp46_act_deact_apn4()); |
Oliver Smith | ee6a088 | 2019-03-08 11:05:46 +0100 | [diff] [blame] | 2247 | |
Harald Welte | dca8005 | 2017-08-13 20:01:38 +0200 | [diff] [blame] | 2248 | execute(TC_echo_req_resp()); |
Pau Espin Pedrol | 480e67f | 2022-02-09 16:37:47 +0100 | [diff] [blame] | 2249 | execute(TC_echo_req_resp_gtpu()); |
Pau Espin Pedrol | fa1ca02 | 2019-08-23 18:58:53 +0200 | [diff] [blame] | 2250 | execute(TC_pdp_act2_recovery()); |
Pau Espin Pedrol | 9a5f42f | 2019-05-27 20:04:35 +0200 | [diff] [blame] | 2251 | execute(TC_act_deact_retrans_duplicate()); |
Pau Espin Pedrol | 6916ec4 | 2019-08-23 16:15:07 +0200 | [diff] [blame] | 2252 | |
Pau Espin Pedrol | 6f319f9 | 2020-01-03 20:18:57 +0100 | [diff] [blame] | 2253 | execute(TC_pdp_act_restart_ctr_echo()); |
Pau Espin Pedrol | 68c2af5 | 2022-02-25 11:56:17 +0100 | [diff] [blame] | 2254 | |
| 2255 | execute(TC_lots_of_concurrent_pdp_ctx()); |
Pau Espin Pedrol | bfea835 | 2022-02-28 12:11:26 +0100 | [diff] [blame] | 2256 | /* Keep at the end, crashes older osmo-ggsn versions (OS#5469): */ |
| 2257 | execute(TC_addr_pool_exhaustion()); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2258 | |
| 2259 | /* open5gs specific tests: */ |
| 2260 | if (m_ggsn_impl == GGSN_IMPL_OPEN5GS) { |
| 2261 | execute(TC_gy_charging_cc_time()); |
Pau Espin Pedrol | 52562c9 | 2022-05-23 15:45:46 +0200 | [diff] [blame] | 2262 | execute(TC_gy_charging_volume_quota_threshold()); |
Pau Espin Pedrol | 77fdd0b | 2022-03-08 14:03:33 +0100 | [diff] [blame] | 2263 | } |
Harald Welte | 94ade36 | 2017-08-04 00:36:55 +0200 | [diff] [blame] | 2264 | } |
Harald Welte | 379d45a | 2017-08-03 09:55:15 +0200 | [diff] [blame] | 2265 | } |