pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/29661 )
Change subject: mgw: Introduce test TC_crcx_osmux_257 ......................................................................
mgw: Introduce test TC_crcx_osmux_257
Related: SYS#5987 Change-Id: I74e6c760e076fe2547b6297a54524255fb8bc41b --- M mgw/MGCP_Test.ttcn M mgw/osmo-mgw.cfg 2 files changed, 47 insertions(+), 1 deletion(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/61/29661/1
diff --git a/mgw/MGCP_Test.ttcn b/mgw/MGCP_Test.ttcn index ef99403..2a040f2 100644 --- a/mgw/MGCP_Test.ttcn +++ b/mgw/MGCP_Test.ttcn @@ -1171,6 +1171,51 @@ setverdict(pass); }
+ /* test Creating 257 concurrent osmux conns. It should fail since maximum is 256. */ + testcase TC_crcx_osmux_257() runs on dummy_CT { + var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain; + var template MgcpCommand cmd; + var MgcpResponse resp; + var charstring cid_response; + var integer i; + + f_init(ep, true); + + for (i := 0; i < 256; i := i + 1) { + + cmd := ts_CRCX_osmux(get_next_trans_id(), ep, "recvonly", int2hex(i, 4), -1); + resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK_osmux); + extract_conn_id(resp); + + /* extract Osmux CID we got assigned by the MGW */ + var MgcpMessage resp_msg := { + response := resp + } + + if (f_mgcp_find_param(resp_msg, "X-OSMUX", cid_response) == false) { + setverdict(fail, "No Osmux CID in MGCP response", resp); + mtc.stop; + } + + /* Make sure response is no wildcard */ + if (f_mgcp_osmux_cid_decode(cid_response) == -1) { + setverdict(fail, "Osmux CID in MGCP response contains unexpected wildcard"); + mtc.stop; + } + } + + /* Now conn num 257, it should fail due to all Osmux conns already allocated: */ + cmd := ts_CRCX_osmux(get_next_trans_id(), ep, "recvonly", int2hex(i, 4), -1); + resp := mgcp_transceive_mgw(cmd, tr_MgcpResp_Err("400")); + + setverdict(pass); + + /* Clean up */ + for (i := 0; i < 256; i := i + 1) { + f_dlcx_ok(ep, int2hex(i, 4)); + } + } + /* Create one half open connection in receive-only mode. The MGW must accept * the packets but must not send any. */ testcase TC_one_crcx_receive_only_osmux() runs on dummy_CT { @@ -2839,6 +2884,7 @@ execute(TC_crcx_osmux_wildcard()); execute(TC_crcx_osmux_fixed()); execute(TC_crcx_osmux_fixed_twice()); + execute(TC_crcx_osmux_257()); execute(TC_one_crcx_receive_only_osmux()); execute(TC_one_crcx_loopback_osmux()); execute(TC_two_crcx_and_rtp_osmux()); diff --git a/mgw/osmo-mgw.cfg b/mgw/osmo-mgw.cfg index 1c5cfce..417026e 100644 --- a/mgw/osmo-mgw.cfg +++ b/mgw/osmo-mgw.cfg @@ -44,7 +44,7 @@ sdp audio-payload send-name conn-timeout 0 loop 0 - number endpoints 31 + number endpoints 300 allow-transcoding osmux off osmux bind-ip 127.0.0.1