[M] Change in osmo-ttcn3-hacks[master]: hnbgw: Test paging with Page Area ID IE

pespin has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/40115?usp=email ) Change subject: hnbgw: Test paging with Page Area ID IE ...................................................................... hnbgw: Test paging with Page Area ID IE Change-Id: I5a053bcf1f8470038e95d03889da077f8f967bfa --- M hnbgw/HNBGW_Tests.ttcn M hnbgw/expected-results.xml M library/ranap/RANAP_Templates.ttcn 3 files changed, 170 insertions(+), 2 deletions(-) Approvals: Jenkins Builder: Verified pespin: Looks good to me, approved fixeria: Looks good to me, but someone else must approve laforge: Looks good to me, but someone else must approve diff --git a/hnbgw/HNBGW_Tests.ttcn b/hnbgw/HNBGW_Tests.ttcn index c223ef7..28b41d2 100644 --- a/hnbgw/HNBGW_Tests.ttcn +++ b/hnbgw/HNBGW_Tests.ttcn @@ -2200,6 +2200,108 @@ f_shutdown_helper(); } +/* Make sure that whichever MSC paged a subscriber will also get the Paging Response. Page by IMSI, which would be + * round-robined to another MSC, to make sure the Paging->Response relation is stronger than the NRI->MSC mapping. */ +friend function f_tc_mscpool_paging_imsi_lai_registered(charstring id) runs on ConnHdlr { + var hexstring imsi := '001010000000123'H; + var RANAP_IEs.CN_DomainIndicator domain_ind; + var template (value) RANAP_IEs.LAI lai := ts_RANAP_LAI(hex2oct(g_pars.hnb.lai.mcc_mnc), + int2oct(g_pars.hnb.lai.lac, 2)); + var template (value) RANAP_IEs.PagingAreaID pag_area_id := ts_RANAP_PagingAreaID_LAI(lai); + if (g_pars.ps_domain) { + domain_ind := ps_domain; + } else { + domain_ind := cs_domain; + } + var template (value) RANAP_PDU paging := ts_RANAP_Paging_pag_area_id(domain_ind, imsi_hex2oct(imsi), pag_area_id); + BSSAP.send(ts_RANAP_UNITDATA_req(g_pars.sccp_addr_hnbgw, g_pars.sccp_addr_msc, paging)); + /* TODO: Expect RUA ConnectionlessTransfer Paging (on subset of HNB). + * We could verify the Paging sent from osmo-hnbgw to RUA with some effort, + * but, this test does not care whether the Paging was forwarded to RUA or not, only that osmo-hnbgw *received* + * the Paging. In the CN pool decisions, osmo-hnbgw should match up Paging Response to an earlier Paging. + */ + + f_sleep(1.0); + + /* Despite the round robin pointing at the second MSC ('roundrobin next msc 1'), the earlier Paging for the same IMSI + * causes this Paging Response to go to the first MSC ('msc 0'). */ + f_perform_compl_l3(f_gen_one_compl_l3(PAGRESP, ts_MI_IMSI_LV(imsi))); + f_sleep(1.0); +} + +/* Test CN sending a RANAP Paging Command with Paging Area ID IE (LAI) present requesting a registered HNB: */ +testcase TC_mscpool_paging_imsi_lai_registered() runs on test_CT { + f_init(nr_msc := 3); + f_sleep(1.0); + + var boolean ps_domain := false; + + /* Testing a Paging on the first MSC to get a Paging Response back to the first MSC. Set round robin to the + * second MSC to make sure we're getting the Paging logic, not a coincidental round robin match. */ + f_vty_set_roundrobin_next(HNBGWVTY, ps_domain, 0); + + f_ctrs_cn_init(ps_domain := ps_domain); + + var ConnHdlr vc_conn1; + var template (value) TestHdlrParams pars1 := f_TestHdlrParams(0, ps_domain := ps_domain, cn_nr := 0); + vc_conn1 := f_start_handler_with_pars(refers(f_tc_mscpool_paging_imsi_lai_registered), pars1); + vc_conn1.done; + f_ctrs_cn_expect(0, "cnpool:subscr:paged"); + f_shutdown_helper(); +} + +/* Make sure that whichever MSC paged a subscriber will also get the Paging Response. Page by IMSI, which would be + * round-robined to another MSC, to make sure the Paging->Response relation is stronger than the NRI->MSC mapping. */ +friend function f_tc_mscpool_paging_imsi_rai_registered(charstring id) runs on ConnHdlr { + var hexstring imsi := '001010000000123'H; + var RANAP_IEs.CN_DomainIndicator domain_ind; + var template (value) RANAP_IEs.LAI lai := ts_RANAP_LAI(hex2oct(g_pars.hnb.lai.mcc_mnc), + int2oct(g_pars.hnb.lai.lac, 2)); + var template (value) RANAP_IEs.RAI rai := ts_RANAP_RAI(lai, + int2oct(g_pars.hnb.rac, 1)); + var template (value) RANAP_IEs.PagingAreaID pag_area_id := ts_RANAP_PagingAreaID_RAI(rai); + if (g_pars.ps_domain) { + domain_ind := ps_domain; + } else { + domain_ind := cs_domain; + } + var template (value) RANAP_PDU paging := ts_RANAP_Paging_pag_area_id(domain_ind, imsi_hex2oct(imsi), pag_area_id); + BSSAP.send(ts_RANAP_UNITDATA_req(g_pars.sccp_addr_hnbgw, g_pars.sccp_addr_msc, paging)); + /* TODO: Expect RUA ConnectionlessTransfer Paging (on subset of HNB). + * We could verify the Paging sent from osmo-hnbgw to RUA with some effort, + * but, this test does not care whether the Paging was forwarded to RUA or not, only that osmo-hnbgw *received* + * the Paging. In the CN pool decisions, osmo-hnbgw should match up Paging Response to an earlier Paging. + */ + + f_sleep(1.0); + + /* Despite the round robin pointing at the second MSC ('roundrobin next msc 1'), the earlier Paging for the same IMSI + * causes this Paging Response to go to the first MSC ('msc 0'). */ + f_perform_compl_l3(f_gen_one_compl_l3(PAGRESP, ts_MI_IMSI_LV(imsi))); + f_sleep(1.0); +} + +/* Test CN sending a RANAP Paging Command with Paging Area ID IE (LAI) present requesting a registered HNB: */ +testcase TC_mscpool_paging_imsi_rai_registered() runs on test_CT { + f_init(nr_msc := 3); + f_sleep(1.0); + + var boolean ps_domain := true; + + /* Testing a Paging on the first MSC to get a Paging Response back to the first MSC. Set round robin to the + * second MSC to make sure we're getting the Paging logic, not a coincidental round robin match. */ + f_vty_set_roundrobin_next(HNBGWVTY, ps_domain, 0); + + f_ctrs_cn_init(ps_domain := ps_domain); + + var ConnHdlr vc_conn1; + var template (value) TestHdlrParams pars1 := f_TestHdlrParams(0, ps_domain := ps_domain, cn_nr := 0); + vc_conn1 := f_start_handler_with_pars(refers(f_tc_mscpool_paging_imsi_rai_registered), pars1); + vc_conn1.done; + f_ctrs_cn_expect(0, "cnpool:subscr:paged"); + f_shutdown_helper(); +} + /* For round-robin, skip a CN link that has 'no allow-attach' set. */ testcase TC_mscpool_no_allow_attach_round_robin() runs on test_CT { @@ -2516,6 +2618,8 @@ execute( TC_mscpool_LU_by_tmsi_from_other_PLMN() ); execute( TC_mscpool_paging_imsi() ); execute( TC_mscpool_paging_tmsi() ); + execute( TC_mscpool_paging_imsi_lai_registered() ); + execute( TC_mscpool_paging_imsi_rai_registered() ); execute( TC_mscpool_no_allow_attach_round_robin() ); execute( TC_mscpool_no_allow_attach_valid_nri() ); execute( TC_mscpool_sccp_n_pcstate_detaches_cnlink() ); diff --git a/hnbgw/expected-results.xml b/hnbgw/expected-results.xml index 655db84..3fca542 100644 --- a/hnbgw/expected-results.xml +++ b/hnbgw/expected-results.xml @@ -43,6 +43,8 @@ <testcase classname='HNBGW_Tests' name='TC_mscpool_LU_by_tmsi_from_other_PLMN' time='MASKED'/> <testcase classname='HNBGW_Tests' name='TC_mscpool_paging_imsi' time='MASKED'/> <testcase classname='HNBGW_Tests' name='TC_mscpool_paging_tmsi' time='MASKED'/> + <testcase classname='HNBGW_Tests' name='TC_mscpool_paging_imsi_lai_registered' time='MASKED'/> + <testcase classname='HNBGW_Tests' name='TC_mscpool_paging_imsi_rai_registered' time='MASKED'/> <testcase classname='HNBGW_Tests' name='TC_mscpool_no_allow_attach_round_robin' time='MASKED'/> <testcase classname='HNBGW_Tests' name='TC_mscpool_no_allow_attach_valid_nri' time='MASKED'/> <testcase classname='HNBGW_Tests' name='TC_mscpool_sccp_n_pcstate_detaches_cnlink' time='MASKED'/> diff --git a/library/ranap/RANAP_Templates.ttcn b/library/ranap/RANAP_Templates.ttcn index b09d23e..c328171 100644 --- a/library/ranap/RANAP_Templates.ttcn +++ b/library/ranap/RANAP_Templates.ttcn @@ -760,7 +760,8 @@ *****************************************************************************************************/ template (value) RANAP_PDU -ts_RANAP_Paging(template (value) CN_DomainIndicator dom, template (value) IMSI imsi, +ts_RANAP_Paging(template (value) CN_DomainIndicator dom, + template (value) IMSI imsi, template (omit) Paging.protocolExtensions exts := omit) := { initiatingMessage := { procedureCode := id_Paging, @@ -790,7 +791,8 @@ } } template RANAP_PDU -tr_RANAP_Paging(template CN_DomainIndicator dom, template IMSI imsi, +tr_RANAP_Paging(template (present) CN_DomainIndicator dom, + template (present) IMSI imsi, template Paging.protocolExtensions exts := *) := { initiatingMessage := { procedureCode := id_Paging, @@ -820,6 +822,7 @@ } } + template (value) TemporaryUE_ID ts_RANAP_TemporaryUE_ID_TMSI(octetstring tmsi) := { tMSI := tmsi } @@ -862,6 +865,65 @@ } } +template (value) LAI ts_RANAP_LAI(template (value) OCT3 pLMNidentity, + template (value) OCT2 lac) := { + pLMNidentity := pLMNidentity, + lAC := lac, + iE_Extensions := omit +}; + +template (value) RAI ts_RANAP_RAI(template (value) LAI lai, + template (value) OCT1 rac) := { + lAI := lai, + rAC := rac, + iE_Extensions := omit +}; + +template (value) PagingAreaID ts_RANAP_PagingAreaID_LAI(template (value) LAI lai) := { + lAI := lai +}; + +template (value) PagingAreaID ts_RANAP_PagingAreaID_RAI(template (value) RAI rai) := { + rAI := rai +}; + +template (value) RANAP_PDU +ts_RANAP_Paging_pag_area_id(template (value) CN_DomainIndicator dom, template (value) IMSI imsi, + template (value) PagingAreaID pag_area_id, + template (omit) Paging.protocolExtensions exts := omit) := { + initiatingMessage := { + procedureCode := id_Paging, + criticality := ignore, + value_ := { + paging := { + protocolIEs := { + { + id := id_CN_DomainIndicator, + criticality := ignore, + value_ := { + cN_DomainIndicator := dom + } + }, { + id := id_PermanentNAS_UE_ID, + criticality := ignore, + value_ := { + permanentNAS_UE_ID := { + iMSI := imsi + } + } + }, { + id := id_PagingAreaID, + criticality := ignore, + value_ := { + pagingAreaID := pag_area_id + } + } + }, + protocolExtensions := exts + } + } + } +} /***************************************************************************************************** * Common ID -- To view, visit https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/40115?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings?usp=email Gerrit-MessageType: merged Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-Change-Id: I5a053bcf1f8470038e95d03889da077f8f967bfa Gerrit-Change-Number: 40115 Gerrit-PatchSet: 2 Gerrit-Owner: pespin &lt;pespin(a)sysmocom.de&gt; Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria &lt;vyanitskiy(a)sysmocom.de&gt; Gerrit-Reviewer: laforge &lt;laforge(a)osmocom.org&gt; Gerrit-Reviewer: pespin &lt;pespin(a)sysmocom.de&gt;