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osmo-bsc
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rf: Verify that the requested mode is entered and drop OML in error 

Verify that the BTS is following our orders, if we think there was
an error we will drop the OML connection.
This commit is contained in:
Holger Hans Peter Freyther 2011-02-24 14:40:11 +01:00
parent 37ac420254
commit 00c805f213
2 changed files with 34 additions and 0 deletions
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3
openbsc/include/openbsc/osmo_bsc_rf.h
View File

@ -14,6 +14,9 @@ struct osmo_bsc_rf {
const char *last_state_command;
/* verify that RF is up as it should be */
struct timer_list rf_check;
/* some handling for the automatic grace switch */
struct timer_list grace_timeout;
};

31
openbsc/src/bsc/osmo_bsc_rf.c
View File

@ -106,6 +106,30 @@ static void handle_query(struct osmo_bsc_rf_conn *conn)
send_resp(conn, send);
}
static void rf_check_cb(void *_data)
{
struct gsm_bts *bts;
struct osmo_bsc_rf *rf = _data;
llist_for_each_entry(bts, &rf->gsm_network->bts_list, list) {
struct gsm_bts_trx *trx;
/* don't bother to check a booting or missing BTS */
if (!bts->oml_link || !is_ipaccess_bts(bts))
continue;
llist_for_each_entry(trx, &bts->trx_list, list) {
if (trx->nm_state.availability != NM_AVSTATE_OK ||
trx->nm_state.operational != NM_OPSTATE_ENABLED ||
trx->nm_state.administrative != NM_STATE_UNLOCKED) {
LOGP(DNM, LOGL_ERROR, "RF activation failed. Starting again.\n");
ipaccess_drop_oml(bts);
break;
}
}
}
}
static void send_signal(struct osmo_bsc_rf *rf, int val)
{
struct rf_signal_data sig;
@ -167,6 +191,7 @@ static int rf_read_cmd(struct bsc_fd *fd)
break;
case RF_CMD_D_OFF:
conn->rf->last_state_command = "RF Direct Off";
bsc_del_timer(&conn->rf->rf_check);
bsc_del_timer(&conn->rf->grace_timeout);
switch_rf_off(conn->rf);
break;
@ -175,9 +200,11 @@ static int rf_read_cmd(struct bsc_fd *fd)
bsc_del_timer(&conn->rf->grace_timeout);
lock_each_trx(conn->rf->gsm_network, 0);
send_signal(conn->rf, S_RF_ON);
bsc_schedule_timer(&conn->rf->rf_check, 3, 0);
break;
case RF_CMD_OFF:
conn->rf->last_state_command = "RF Scheduled Off";
bsc_del_timer(&conn->rf->rf_check);
enter_grace(conn);
break;
default:
@ -311,6 +338,10 @@ struct osmo_bsc_rf *osmo_bsc_rf_create(const char *path, struct gsm_network *net
rf->policy = S_RF_ON;
rf->last_state_command = "";
/* check the rf state */
rf->rf_check.data = rf;
rf->rf_check.cb = rf_check_cb;
return rf;
}