vty: Add show lchan-status to show the status...

Sometimes we see channels being allocated and never be freed.
This command should help to understand why this is happening
and in which state this channel is.

1 files changed, 20 insertions, 0 deletions

diff --git a/openbsc/src/vty_interface.c b/openbsc/src/vty_interface.c
index 880c9910d..945b571a6 100644
--- a/openbsc/src/vty_interface.c
+++ b/openbsc/src/vty_interface.c
@@ -779,6 +779,17 @@ static void lchan_dump_short_vty(struct vty *vty, struct gsm_lchan *lchan)
 		VTY_NEWLINE);
 }
 
+static void lchan_dump_status_vty(struct vty *vty, struct gsm_lchan *lchan)
+{
+	vty_out(vty, "Lchan: %u/%u/%u/%u Type: %s State: %s ref: %u Subscriber: %d "
+		"Time: %lu %s",
+		lchan->nr, lchan->ts->nr, lchan->ts->trx->nr,
+		lchan->ts->trx->bts->nr, gsm_lchant_name(lchan->type),
+		gsm_lchans_name(lchan->state), lchan->conn.use_count,
+		lchan->conn.subscr != NULL, (unsigned long) lchan->alloc_time.tv_sec,
+		VTY_NEWLINE);
+}
+
 static int lchan_summary(struct vty *vty, int argc, const char **argv,
 			 void (*dump_cb)(struct vty *, struct gsm_lchan *))
 {
@@ -865,6 +876,14 @@ DEFUN(show_lchan_summary,
 	return lchan_summary(vty, argc, argv, lchan_dump_short_vty);
 }
 
+DEFUN(show_lchan_status,
+      show_lchan_status_cmd,
+      "show lchan-status [bts_nr] [trx_nr] [ts_nr] [lchan_nr]",
+	SHOW_STR "Display a short stat about a logical channel\n")
+{
+	return lchan_summary(vty, argc, argv, lchan_dump_status_vty);
+}
+
 static void e1drv_dump_vty(struct vty *vty, struct e1inp_driver *drv)
 {
 	vty_out(vty, "E1 Input Driver %s%s", drv->name, VTY_NEWLINE);
@@ -2171,6 +2190,7 @@ int bsc_vty_init(struct gsm_network *net)
 	install_element(VIEW_NODE, &show_ts_cmd);
 	install_element(VIEW_NODE, &show_lchan_cmd);
 	install_element(VIEW_NODE, &show_lchan_summary_cmd);
+	install_element(VIEW_NODE, &show_lchan_status_cmd);
 
 	install_element(VIEW_NODE, &show_e1drv_cmd);
 	install_element(VIEW_NODE, &show_e1line_cmd);