mod_freetdm: Handle read errors gracefully when the device is dead already

This commit is contained in:
Moises Silva 2013-11-01 01:16:49 -04:00
parent 545d1e5079
commit 774784fbee
1 changed files with 6 additions and 0 deletions

View File

@ -789,11 +789,16 @@ static switch_status_t channel_read_frame(switch_core_session_t *session, switch
len = tech_pvt->read_frame.buflen;
if (ftdm_channel_read(tech_pvt->ftdmchan, tech_pvt->read_frame.data, &len) != FTDM_SUCCESS) {
if (switch_test_flag(tech_pvt, TFLAG_DEAD)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Failed to read from dead channel %s device %d:%d\n", name, span_id, chan_id);
goto normal_failure;
}
switch_log_printf(SWITCH_CHANNEL_CHANNEL_LOG(channel), SWITCH_LOG_WARNING, "Failed to read from channel %s device %d:%d!\n", name, span_id, chan_id);
if (++tech_pvt->read_error > FTDM_MAX_READ_WRITE_ERRORS) {
switch_log_printf(SWITCH_CHANNEL_CHANNEL_LOG(channel), SWITCH_LOG_ERROR, "too many I/O read errors on channel %s device %d:%d!\n", name, span_id, chan_id);
goto fail;
}
} else {
tech_pvt->read_error = 0;
}
@ -822,6 +827,7 @@ static switch_status_t channel_read_frame(switch_core_session_t *session, switch
fail:
switch_log_printf(SWITCH_CHANNEL_CHANNEL_LOG(channel), SWITCH_LOG_ERROR, "clearing IO in channel %s device %d:%d!\n", name, span_id, chan_id);
normal_failure:
switch_clear_flag_locked(tech_pvt, TFLAG_IO);
return SWITCH_STATUS_GENERR;
}