Modify osmo-nitb for load testing a BTS
* Send Modify requests during release
* Send multiple SACCH deactivates
* Optionally do not send IMM.ASSIGNMENT during channel granting
to force the phone to send multiple RACH bursts..
* abort() when a channel goes broken
diff --git a/openbsc/src/libbsc/abis_rsl.c b/openbsc/src/libbsc/abis_rsl.c
index 977ea3f..26b3450 100644
--- a/openbsc/src/libbsc/abis_rsl.c
+++ b/openbsc/src/libbsc/abis_rsl.c
@@ -209,6 +209,7 @@
LOGP(DRSL, LOGL_ERROR, "%s Timeout during deactivation!\n",
gsm_lchan_name(lchan));
+ abort();
do_lchan_free(lchan);
}
@@ -697,8 +698,10 @@
/*
* sacch de-activate and "local end release"
*/
- if (deact_sacch == SACCH_DEACTIVATE && !lchan->sacch_deact)
+ if (deact_sacch == SACCH_DEACTIVATE) {
rsl_deact_sacch(lchan);
+ rsl_deact_sacch(lchan);
+ }
rsl_release_sapis_from(lchan, 0, RSL_REL_LOCAL_END);
/*
@@ -946,13 +949,17 @@
print_rsl_cause(LOGL_ERROR, cause,
TLVP_LEN(&tp, RSL_IE_CAUSE));
msg->lchan->error_cause = *cause;
- if (*cause != RSL_ERR_RCH_ALR_ACTV_ALLOC)
+ if (*cause != RSL_ERR_RCH_ALR_ACTV_ALLOC) {
rsl_lchan_set_state(msg->lchan, LCHAN_S_BROKEN);
+ abort();
+ }
else
rsl_rf_chan_release(msg->lchan, 1, SACCH_DEACTIVATE);
- } else
+ } else {
+ abort();
rsl_lchan_set_state(msg->lchan, LCHAN_S_BROKEN);
+ }
LOGPC(DRSL, LOGL_ERROR, "\n");
@@ -1449,6 +1456,13 @@
lchan->T3101.data = lchan;
osmo_timer_schedule(&lchan->T3101, bts->network->T3101, 0);
+#if 0
+ if (lchan->type == GSM_LCHAN_TCH_F && lchan->ts->nr >= 0 && lchan->ts->nr <= 6) {
+ printf("Just not sending the immediate assignment..\n");
+ return 0;
+ }
+#endif
+
/* send IMMEDIATE ASSIGN CMD on RSL to BTS (to send on CCCH to MS) */
return rsl_imm_assign_cmd(bts, sizeof(*ia)+ia->mob_alloc_len, (uint8_t *) ia);
}
@@ -2131,6 +2145,7 @@
link_id = sapi;
if (lchan->type == GSM_LCHAN_TCH_F || lchan->type == GSM_LCHAN_TCH_H)
link_id |= 0x40;
+ rsl_deact_sacch(lchan);
rsl_release_request(lchan, link_id, release_mode);
no_sapi = 0;
}
diff --git a/openbsc/src/libbsc/chan_alloc.c b/openbsc/src/libbsc/chan_alloc.c
index 99c9360..5c0a36b 100644
--- a/openbsc/src/libbsc/chan_alloc.c
+++ b/openbsc/src/libbsc/chan_alloc.c
@@ -300,7 +300,6 @@
sig.type = lchan->type;
lchan->type = GSM_LCHAN_NONE;
-
if (lchan->conn) {
struct lchan_signal_data sig;
@@ -396,7 +395,10 @@
"%s sacch already deactivated?!\n",
gsm_lchan_name(lchan));
lchan->sacch_deact = 1;
+ rsl_chan_mode_modify_req(lchan);
rsl_deact_sacch(lchan);
+ rsl_deact_sacch(lchan);
+ rsl_chan_mode_modify_req(lchan);
rsl_start_t3109(lchan);
} else if (lchan->sapis[0] == LCHAN_SAPI_UNUSED) {
rsl_direct_rf_release(lchan);