mtp: Implement VTY routines to block,unblock,reset a link

This can help in link management and reconfiguration of a
link at runtime. It is also a good engineering mode for
multiple linksets.

1 files changed, 58 insertions, 0 deletions

diff --git a/src/vty_interface.c b/src/vty_interface.c
index 9c87fb5..d2a714e 100644
--- a/src/vty_interface.c
+++ b/src/vty_interface.c
@@ -412,6 +412,61 @@ DEFUN(pcap_set_stop, pcap_set_stop_cmd,
 	return CMD_SUCCESS;
 }
 
+#define FIND_LINK(vty, type, nr) ({						\
+	struct mtp_link_set *set = NULL;					\
+	struct mtp_link *link = NULL, *tmp;					\
+	if (strcmp(type, "mtp") == 0)						\
+		set = bsc.link_set;						\
+	else if (strcmp(type, "m2ua") == 0)					\
+		set = bsc.m2ua_set;						\
+	else {									\
+		vty_out(vty, "Unknown linkset %s.%s", type, VTY_NEWLINE);	\
+		return CMD_WARNING;						\
+	}									\
+	llist_for_each_entry(tmp, &set->links, entry) {				\
+		if (tmp->link_no == nr) {					\
+			link = tmp;						\
+			break;							\
+		}								\
+	}									\
+	if (!link) {								\
+		vty_out(vty, "Can not find link %d.%s", nr, VTY_NEWLINE);	\
+		return CMD_WARNING;						\
+	}									\
+	link; })
+
+#define LINK_STR "Operations on the link\n"					\
+		 "MTP Linkset\n" "M2UA Linkset\n"				\
+		 "Link number\n"
+
+DEFUN(lnk_block, lnk_block_cmd,
+      "link (mtp|m2ua) <0-15> block",
+      LINK_STR "Block it\n")
+{
+	struct mtp_link *link = FIND_LINK(vty, argv[0], atoi(argv[1]));
+	mtp_link_block(link);
+	return CMD_SUCCESS;
+}
+
+DEFUN(lnk_unblock, lnk_unblock_cmd,
+      "link (mtp|m2ua) <0-15> unblock",
+      LINK_STR "Unblock it\n")
+{
+	struct mtp_link *link = FIND_LINK(vty, argv[0], atoi(argv[1]));
+	mtp_link_unblock(link);
+	return CMD_SUCCESS;
+}
+
+DEFUN(lnk_reset, lnk_reset_cmd,
+      "link (mtp|m2ua) <0-15> reset",
+      LINK_STR "Reset it\n")
+{
+	struct mtp_link *link = FIND_LINK(vty, argv[0], atoi(argv[1]));
+	mtp_link_failure(link);
+	return CMD_SUCCESS;
+}
+
+
 
 void cell_vty_init(void)
 {
@@ -447,6 +502,9 @@ void cell_vty_init(void)
 	/* special commands */
 	install_element(ENABLE_NODE, &pcap_set_cmd);
 	install_element(ENABLE_NODE, &pcap_set_stop_cmd);
+	install_element(ENABLE_NODE, &lnk_block_cmd);
+	install_element(ENABLE_NODE, &lnk_unblock_cmd);
+	install_element(ENABLE_NODE, &lnk_reset_cmd);
 
 	/* show commands */
 	install_element_ve(&show_stats_cmd);