laforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/33323 )
Change subject: bsc: Introduce test TC_mgwpool_keepalive ......................................................................
bsc: Introduce test TC_mgwpool_keepalive
Related: SYS#6481 Change-Id: Ib3cd00dafee87258ac229df78217326a6182f028 --- M bsc/BSC_Tests.ttcn M bsc/expected-results.xml 2 files changed, 81 insertions(+), 0 deletions(-)
Approvals: laforge: Looks good to me, approved fixeria: Looks good to me, but someone else must approve Jenkins Builder: Verified
diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn index 5cba365..ba0858c 100644 --- a/bsc/BSC_Tests.ttcn +++ b/bsc/BSC_Tests.ttcn @@ -12140,6 +12140,15 @@ } f_vty_transceive(BSCVTY, "mgw " & int2str(mgw_nr) & " " & arg); } +private function f_vty_mgw_cfg_keepalive(integer mgw_nr := 1, integer req_intval := 0, charstring req_endp := "null", integer rx_timeout := 0) runs on test_CT { + var charstring arg; + var rof_charstring cmds := { + "keepalive request-interval " & int2str(req_intval), + "keepalive request-endpoint " & req_endp, + "keepalive timeout " & int2str(rx_timeout) + }; + f_vty_config3(BSCVTY, {"network", "mgw " & int2str(mgw_nr)}, cmds); +} private const charstring COORD_CMD_ESTABLISHED := "COORD_CMD_ESTABLISHED"; private function f_TC_mgwpool_call_seq_1(charstring id) runs on MSC_ConnHdlr { var template PDU_BSSAP exp_compl := f_gen_exp_compl(); @@ -12257,6 +12266,66 @@ f_shutdown_helper(); }
+/* Test keepalive procedure on the MGW */ +private function f_TC_mgwpool_keepalive_mgw0(charstring id) runs on MSC_ConnHdlr { + /* Make sure the MGW is considered DOWN by the keepalive. See "timeout" + * param in TC_mgwpool_keepalive. */ + f_sleep(3.0); + + COORD.send(COORD_CMD_ESTABLISHED); + + /* Wait for signal that call was established successfully over the other MSC/MGW: */ + COORD.receive(COORD_CMD_ESTABLISHED); +} +private function f_TC_mgwpool_keepalive_mgw1(charstring id) runs on MSC_ConnHdlr { + var template PDU_BSSAP exp_compl := f_gen_exp_compl(); + var PDU_BSSAP ass_cmd := f_gen_ass_req(); + ass_cmd.pdu.bssmap.assignmentRequest.channelType := valueof(ts_BSSMAP_IE_ChannelType); + ass_cmd.pdu.bssmap.assignmentRequest.codecList := valueof(ts_BSSMAP_IE_CodecList({ts_CodecFR})); + + /* Wait for other MSC/MGW component to tell us the timeout is done and + * we can start the call, which will be assigned to use because the other + * MGW will be seen as DOWN. */ + COORD.receive(COORD_CMD_ESTABLISHED); + f_establish_fully(ass_cmd, exp_compl); + /* signal that call was established successfully over the other MSC/MGW: */ + COORD.send(COORD_CMD_ESTABLISHED); + + f_perform_clear() + f_create_mgcp_delete_ep(g_media.mgcp_ep); +} +testcase TC_mgwpool_keepalive_down_not_used() runs on test_CT { + var TestHdlrParams pars1 := f_gen_test_hdlr_pars(); + var MSC_ConnHdlr vc_conn1; + pars1.mgwpool_idx := 0; + + var TestHdlrParams pars2 := f_gen_test_hdlr_pars(); + var MSC_ConnHdlr vc_conn2; + pars2.mgwpool_idx := 1; /* expect it in the second one, since the first will be considered DOWN */ + pars2.media_nr := 2; + + f_init(1, true, nr_mgw := 2); + f_sleep(1.0); + + f_vty_mgw_enable(1); + f_vty_mgw_block(1, false); + f_vty_mgw_cfg_keepalive(0, req_intval := 1, req_endp := "null", rx_timeout := 3); + + vc_conn1 := f_start_handler_create(pars1); + vc_conn2 := f_start_handler_create(pars2); + connect(vc_conn1:COORD, vc_conn2:COORD); + f_start_handler_run(vc_conn1, refers(f_TC_mgwpool_keepalive_mgw0), pars1); + f_start_handler_run(vc_conn2, refers(f_TC_mgwpool_keepalive_mgw1), pars2); + vc_conn1.done; + vc_conn2.done; + + f_vty_mgw_disable(1); + /* disable keepalive (default status): */ + f_vty_mgw_cfg_keepalive(0, req_intval := 0, req_endp := "null", rx_timeout := 0); + + f_shutdown_helper(); +} + private function f_tc_ho_meas_rep_multi_band(charstring id) runs on MSC_ConnHdlr { g_pars := f_gen_test_hdlr_pars(); var PDU_BSSAP ass_req := f_gen_ass_req(); @@ -12680,6 +12749,7 @@ execute( TC_mgwpool_all_used() ); execute( TC_mgwpool_blocked_not_used() ); execute( TC_mgwpool_pin_bts() ); + execute( TC_mgwpool_keepalive_down_not_used() );
execute( TC_ho_meas_rep_multi_band() );
diff --git a/bsc/expected-results.xml b/bsc/expected-results.xml index a9ce59b..eaa863b 100644 --- a/bsc/expected-results.xml +++ b/bsc/expected-results.xml @@ -264,6 +264,7 @@ <testcase classname='BSC_Tests' name='TC_chan_alloc_algo_ass_dynamic' time='MASKED'/> <testcase classname='BSC_Tests' name='TC_mgwpool_all_used' time='MASKED'/> <testcase classname='BSC_Tests' name='TC_mgwpool_blocked_not_used' time='MASKED'/> + <testcase classname='BSC_Tests' name='TC_mgwpool_keepalive_down_not_used' time='MASKED'/> <testcase classname='BSC_Tests' name='TC_mgwpool_pin_bts' time='MASKED'/> <testcase classname='BSC_Tests' name='TC_ho_meas_rep_multi_band' time='MASKED'/> <testcase classname='BSC_Tests' name='TC_ho_out_of_this_bsc' time='MASKED'/>
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laforge