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libosmo-sccp
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ASP: Stop re-transmitting un-acknowledged messages on SCTP down event 

We don't want to attempt to re-transmit if we lost the connection:

DLSS7 <000c> xua_asp_fsm.c:251 XUA_ASP(asp-client0){ASP_DOWN}: T(ack) callback: re-transmitting event ASPSM-ASP_UP
DLSS7 <000c> osmo_ss7.c:1833 0: asp-asp-client0: Cannot transmit, asp->client not connected
DLSS7 <000c> xua_asp_fsm.c:251 XUA_ASP(asp-client0){ASP_DOWN}: T(ack) callback: re-transmitting event ASPSM-ASP_UP
DLSS7 <000c> osmo_ss7.c:1833 0: asp-asp-client0: Cannot transmit, asp->client not connected
DLSS7 <000c> xua_asp_fsm.c:251 XUA_ASP(asp-client0){ASP_DOWN}: T(ack) callback: re-transmitting event ASPSM-ASP_UP
DLSS7 <000c> osmo_ss7.c:1833 0: asp-asp-client0: Cannot transmit, asp->client not connected
DLSS7 <000c> xua_asp_fsm.c:251 XUA_ASP(asp-client0){ASP_DOWN}: T(ack) callback: re-transmitting event ASPSM-ASP_UP
DLSS7 <000c> osmo_ss7.c:1833 0: asp-asp-client0: Cannot transmit, asp->client not connected
DLSS7 <000c> xua_asp_fsm.c:251 XUA_ASP(asp-client0){ASP_DOWN}: T(ack) callback: re-transmitting event ASPSM-ASP_UP

Change-Id: Ic8da646d22d3120121d9af43a890762a879f9d74
This commit is contained in:
Harald Welte 2019-11-05 09:23:47 +01:00
parent 9b9cb25f8e
commit bb752a32ea
1 changed files with 2 additions and 0 deletions
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2
src/xua_asp_fsm.c
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@ -663,11 +663,13 @@ static void xua_asp_fsm_active_onenter(struct osmo_fsm_inst *fi, uint32_t prev_s
static void xua_asp_allstate(struct osmo_fsm_inst *fi, uint32_t event, void *data)
{
struct xua_asp_fsm_priv *xafp = fi->priv;
struct xua_msg *xua;
switch (event) {
case XUA_ASP_E_SCTP_COMM_DOWN_IND:
case XUA_ASP_E_SCTP_RESTART_IND:
osmo_timer_del(&xafp->t_ack.timer);
osmo_fsm_inst_state_chg(fi, XUA_ASP_S_DOWN, 0, 0);
send_xlm_prim_simple(fi, OSMO_XLM_PRIM_M_ASP_DOWN,
PRIM_OP_INDICATION);