diff options
author | Jacob Erlbeck <jerlbeck@sysmocom.de> | 2014-10-20 16:25:01 +0200 |
---|---|---|
committer | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2014-10-27 11:12:22 +0100 |
commit | e99c333d61bd5ac6fcd842313ffb4196be42fdab (patch) | |
tree | 867c0604ce78e96ae2235823b1919112234ad289 /openbsc/tests/gbproxy/gbproxy_test.c | |
parent | fb83ed32d2985362d35151e1fdebc5a62e8b874a (diff) |
gbproxy/test: Add test case for repeated and otherwise bad messages
This adds a test case to check gbproxy's behaviour when processing
two subsequent but identical Attach Accept messages.
Ticket: OW#1322
Sponsored-by: On-Waves ehf
Diffstat (limited to 'openbsc/tests/gbproxy/gbproxy_test.c')
-rw-r--r-- | openbsc/tests/gbproxy/gbproxy_test.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/openbsc/tests/gbproxy/gbproxy_test.c b/openbsc/tests/gbproxy/gbproxy_test.c index 350c9f0eb..f99924c55 100644 --- a/openbsc/tests/gbproxy/gbproxy_test.c +++ b/openbsc/tests/gbproxy/gbproxy_test.c @@ -2416,6 +2416,186 @@ static void test_gbproxy_ptmsi_patching() nsi = NULL; } +static void test_gbproxy_ptmsi_patching_bad_cases() +{ + struct gprs_ns_inst *nsi = gprs_ns_instantiate(gprs_ns_callback, NULL); + struct sockaddr_in bss_peer[1] = {{0},}; + struct sockaddr_in sgsn_peer= {0}; + struct gprs_ra_id rai_bss = + {.mcc = 112, .mnc = 332, .lac = 16464, .rac = 96}; + struct gprs_ra_id rai_unknown = + {.mcc = 1, .mnc = 99, .lac = 99, .rac = 96}; + uint16_t cell_id = 0x1234; + + const uint32_t sgsn_ptmsi = 0xefe2b700; + const uint32_t local_sgsn_tlli = 0xefe2b700; + const uint32_t random_sgsn_tlli = 0x7c69fb81; + + const uint32_t bss_ptmsi = 0xc00f7304; + const uint32_t local_bss_tlli = 0xc00f7304; + const uint32_t foreign_bss_tlli = 0x8000dead; + + + const uint8_t imsi[] = {0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18}; + struct gbproxy_link_info *link_info; + struct gbproxy_peer *peer; + unsigned bss_nu = 0; + unsigned sgsn_nu = 0; + + OSMO_ASSERT(local_sgsn_tlli == gprs_tmsi2tlli(sgsn_ptmsi, TLLI_LOCAL)); + OSMO_ASSERT(local_bss_tlli == gprs_tmsi2tlli(bss_ptmsi, TLLI_LOCAL)); + + bssgp_nsi = nsi; + gbcfg.nsi = bssgp_nsi; + gbcfg.nsip_sgsn_nsei = SGSN_NSEI; + gbcfg.core_mcc = 123; + gbcfg.core_mnc = 456; + gbcfg.core_apn = talloc_zero_size(NULL, 100); + gbcfg.core_apn_size = gprs_str_to_apn(gbcfg.core_apn, 100, "foo.bar"); + gbcfg.patch_ptmsi = 1; + gbcfg.bss_ptmsi_state = 0; + gbcfg.sgsn_tlli_state = 1; + + configure_sgsn_peer(&sgsn_peer); + configure_bss_peers(bss_peer, ARRAY_SIZE(bss_peer)); + + printf("=== %s ===\n", __func__); + printf("--- Initialise SGSN ---\n\n"); + + connect_sgsn(nsi, &sgsn_peer, SGSN_NSEI); + + printf("--- Initialise BSS 1 ---\n\n"); + + setup_ns(nsi, &bss_peer[0], 0x1001, 0x1000); + setup_bssgp(nsi, &bss_peer[0], 0x1002); + + peer = gbproxy_peer_by_nsei(&gbcfg, 0x1000); + OSMO_ASSERT(peer != NULL); + + send_bssgp_reset_ack(nsi, &sgsn_peer, 0x1002); + + gprs_dump_nsi(nsi); + dump_global(stdout, 0); + dump_peers(stdout, 0, 0, &gbcfg); + + printf("--- Send message from BSS 1 to SGSN, BVCI 0x1002 ---\n\n"); + + send_llc_ul_ui(nsi, "ATTACH REQUEST", &bss_peer[0], 0x1002, + foreign_bss_tlli, &rai_unknown, cell_id, + GPRS_SAPI_GMM, bss_nu++, + dtap_attach_req, sizeof(dtap_attach_req)); + + dump_peers(stdout, 0, 0, &gbcfg); + + send_llc_dl_ui(nsi, "IDENT REQUEST", &sgsn_peer, 0x1002, + random_sgsn_tlli, 0, NULL, 0, + GPRS_SAPI_GMM, sgsn_nu++, + dtap_identity_req, sizeof(dtap_identity_req)); + + dump_peers(stdout, 0, 0, &gbcfg); + + send_llc_ul_ui(nsi, "IDENT RESPONSE", &bss_peer[0], 0x1002, + foreign_bss_tlli, &rai_bss, cell_id, + GPRS_SAPI_GMM, bss_nu++, + dtap_identity_resp, sizeof(dtap_identity_resp)); + + dump_peers(stdout, 0, 0, &gbcfg); + + send_llc_dl_ui(nsi, "ATTACH ACCEPT", &sgsn_peer, 0x1002, + random_sgsn_tlli, 1, imsi, sizeof(imsi), + GPRS_SAPI_GMM, sgsn_nu++, + dtap_attach_acc, sizeof(dtap_attach_acc)); + + dump_peers(stdout, 0, 0, &gbcfg); + + link_info = gbproxy_link_info_by_sgsn_tlli(peer, random_sgsn_tlli, SGSN_NSEI); + OSMO_ASSERT(link_info); + OSMO_ASSERT(link_info->tlli.assigned == local_bss_tlli); + OSMO_ASSERT(link_info->tlli.current == foreign_bss_tlli); + OSMO_ASSERT(!link_info->tlli.bss_validated); + OSMO_ASSERT(!link_info->tlli.net_validated); + OSMO_ASSERT(link_info->tlli.ptmsi == bss_ptmsi); + OSMO_ASSERT(link_info->sgsn_tlli.assigned == local_sgsn_tlli); + OSMO_ASSERT(link_info->sgsn_tlli.current == random_sgsn_tlli); + OSMO_ASSERT(!link_info->sgsn_tlli.bss_validated); + OSMO_ASSERT(!link_info->sgsn_tlli.net_validated); + OSMO_ASSERT(link_info->sgsn_tlli.ptmsi == sgsn_ptmsi); + + send_llc_dl_ui(nsi, "ATTACH ACCEPT (duplicated)", &sgsn_peer, 0x1002, + random_sgsn_tlli, 1, imsi, sizeof(imsi), + GPRS_SAPI_GMM, sgsn_nu++, + dtap_attach_acc, sizeof(dtap_attach_acc)); + + dump_peers(stdout, 0, 0, &gbcfg); + + link_info = gbproxy_link_info_by_sgsn_tlli(peer, random_sgsn_tlli, SGSN_NSEI); + OSMO_ASSERT(link_info); + /* OSMO_ASSERT(link_info->tlli.assigned == local_bss_tlli); */ + OSMO_ASSERT(link_info->tlli.current == foreign_bss_tlli); + OSMO_ASSERT(!link_info->tlli.bss_validated); + OSMO_ASSERT(!link_info->tlli.net_validated); + /* OSMO_ASSERT(link_info->tlli.ptmsi == bss_ptmsi); */ + OSMO_ASSERT(link_info->sgsn_tlli.assigned == local_sgsn_tlli); + OSMO_ASSERT(link_info->sgsn_tlli.current == random_sgsn_tlli); + OSMO_ASSERT(!link_info->sgsn_tlli.bss_validated); + OSMO_ASSERT(!link_info->sgsn_tlli.net_validated); + OSMO_ASSERT(link_info->sgsn_tlli.ptmsi == sgsn_ptmsi); + + send_llc_ul_ui(nsi, "ATTACH COMPLETE", &bss_peer[0], 0x1002, + local_bss_tlli, &rai_bss, cell_id, + GPRS_SAPI_GMM, bss_nu++, + dtap_attach_complete, sizeof(dtap_attach_complete)); + + dump_peers(stdout, 0, 0, &gbcfg); + + link_info = gbproxy_link_info_by_sgsn_tlli(peer, local_sgsn_tlli, SGSN_NSEI); + OSMO_ASSERT(link_info); + /* OSMO_ASSERT(link_info->tlli.assigned == local_bss_tlli); */ + OSMO_ASSERT(link_info->tlli.current == foreign_bss_tlli); + /* OSMO_ASSERT(link_info->tlli.bss_validated); */ + OSMO_ASSERT(!link_info->tlli.net_validated); + OSMO_ASSERT(link_info->sgsn_tlli.assigned == local_sgsn_tlli); + OSMO_ASSERT(link_info->sgsn_tlli.current == random_sgsn_tlli); + /* OSMO_ASSERT(link_info->sgsn_tlli.bss_validated); */ + OSMO_ASSERT(!link_info->sgsn_tlli.net_validated); + + send_llc_dl_ui(nsi, "GMM INFO", &sgsn_peer, 0x1002, + local_sgsn_tlli, 1, imsi, sizeof(imsi), + GPRS_SAPI_GMM, sgsn_nu++, + dtap_gmm_information, sizeof(dtap_gmm_information)); + + dump_peers(stdout, 0, 0, &gbcfg); + + link_info = gbproxy_link_info_by_sgsn_tlli(peer, local_sgsn_tlli, SGSN_NSEI); + OSMO_ASSERT(link_info); + /* OSMO_ASSERT(link_info->tlli.current == local_bss_tlli); */ + /* OSMO_ASSERT(link_info->tlli.assigned == 0); */ + /* OSMO_ASSERT(link_info->sgsn_tlli.current == local_sgsn_tlli); */ + /* OSMO_ASSERT(link_info->sgsn_tlli.assigned == 0); */ + + /* Detach */ + send_llc_ul_ui(nsi, "DETACH REQ", &bss_peer[0], 0x1002, + local_bss_tlli, &rai_bss, cell_id, + GPRS_SAPI_GMM, bss_nu++, + dtap_detach_req, sizeof(dtap_detach_req)); + + dump_peers(stdout, 0, 0, &gbcfg); + + send_llc_dl_ui(nsi, "DETACH ACC", &sgsn_peer, 0x1002, + local_sgsn_tlli, 1, imsi, sizeof(imsi), + GPRS_SAPI_GMM, sgsn_nu++, + dtap_detach_acc, sizeof(dtap_detach_acc)); + + dump_peers(stdout, 0, 0, &gbcfg); + + dump_global(stdout, 0); + + gbprox_reset(&gbcfg); + gprs_ns_destroy(nsi); + nsi = NULL; +} + + static void test_gbproxy_imsi_acquisition() { struct gprs_ns_inst *nsi = gprs_ns_instantiate(gprs_ns_callback, NULL); @@ -4454,6 +4634,7 @@ int main(int argc, char **argv) test_gbproxy_ptmsi_assignment(); test_gbproxy_ra_patching(); test_gbproxy_ptmsi_patching(); + test_gbproxy_ptmsi_patching_bad_cases(); test_gbproxy_imsi_acquisition(); test_gbproxy_secondary_sgsn(); test_gbproxy_keep_info(); |