subscr: Dump the pending requests to help with debugging state.

openbsc/include/openbsc/gsm_subscriber.h

@@ -16,6 +16,8 @@
 #define GSM_SUBSCRIBER_FIRST_CONTACT	0x00000001
 #define tmsi_from_string(str) strtoul(str, NULL, 10)
 
+struct vty;
+
 struct gsm_equipment {
 	long long unsigned int id;
 	char imei[GSM_IMEI_LENGTH];
@@ -90,6 +92,7 @@ struct gsm_subscriber *subscr_active_by_imsi(struct gsm_network *net,
 
 int subscr_pending_requests(struct gsm_subscriber *subscr);
 int subscr_pending_clear(struct gsm_subscriber *subscr);
+int subscr_pending_dump(struct gsm_subscriber *subscr, struct vty *vty);
 
 char *subscr_name(struct gsm_subscriber *subscr);
 

openbsc/src/gsm_subscriber.c

@@ -28,6 +28,8 @@
 
 #include <osmocore/talloc.h>
 
+#include <osmocom/vty/vty.h>
+
 #include <openbsc/gsm_subscriber.h>
 #include <openbsc/gsm_04_08.h>
 #include <openbsc/debug.h>
@@ -387,3 +389,16 @@ int subscr_pending_clear(struct gsm_subscriber *sub)
 
 	return deleted;
 }
+
+int subscr_pending_dump(struct gsm_subscriber *sub, struct vty *vty)
+{
+	struct subscr_request *req;
+
+	vty_out(vty, "Pending Requests for Subscriber %llu.%s", sub->id, VTY_NEWLINE);
+	llist_for_each_entry(req, &sub->requests, entry) {
+		vty_out(vty, "Channel type: %d State: %d Sub: %llu.%s",
+			req->channel_type, req->state, req->subscr->id, VTY_NEWLINE);
+	}
+
+	return 0;
+}

openbsc/src/vty_interface_layer3.c

@@ -502,6 +502,27 @@ DEFUN(ena_subscr_clear,
 	return CMD_SUCCESS;
 }
 
+DEFUN(ena_subscr_pend,
+      ena_subscr_pend_cmd,
+      "subscriber " SUBSCR_TYPES " ID show-pending",
+	SUBSCR_HELP "Clear the paging requests for this subscriber\n")
+{
+	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
+	struct gsm_subscriber *subscr =
+			get_subscr_by_argv(gsmnet, argv[0], argv[1]);
+
+	if (!subscr) {
+		vty_out(vty, "%% No subscriber found for %s %s%s",
+			argv[0], argv[1], VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	subscr_pending_dump(subscr, vty);
+	subscr_put(subscr);
+
+	return CMD_SUCCESS;
+}
+
 #define A3A8_ALG_TYPES "(none|xor|comp128v1)"
 #define A3A8_ALG_HELP 			\
 	"Use No A3A8 algorithm\n"	\
@@ -742,6 +763,7 @@ int bsc_vty_init_extra(void)
 	install_element(ENABLE_NODE, &ena_subscr_authorized_cmd);
 	install_element(ENABLE_NODE, &ena_subscr_a3a8_cmd);
 	install_element(ENABLE_NODE, &ena_subscr_clear_cmd);
+	install_element(ENABLE_NODE, &ena_subscr_pend_cmd);
 	install_element(ENABLE_NODE, &subscriber_purge_cmd);
 	install_element(ENABLE_NODE, &smsqueue_trigger_cmd);
 	install_element(ENABLE_NODE, &smsqueue_max_cmd);

openbsc/tests/channel/channel_test.c

@@ -78,6 +78,7 @@ void sms_alloc() {}
 void gsm_net_update_ctype(struct gsm_network *network) {}
 void gsm48_secure_channel() {}
 void paging_request_stop() {}
+void vty_out() {}
 
 
 struct tlv_definition nm_att_tlvdef;

openbsc/tests/db/db_test.c

@@ -104,3 +104,4 @@ int main() {
 /* stubs */
 void input_event(void) {}
 void nm_state_event(void) {}
+void vty_out() {}