isisd: retrofit the 'spf-delay-ietf' command

Signed-off-by: Emanuele Di Pascale <emanuele@voltanet.io>

1 files changed, 62 insertions, 0 deletions

diff --git a/isisd/isis_vty_fabricd.c b/isisd/isis_vty_fabricd.c
index b29b3910b1..4cd32a9511 100644
--- a/isisd/isis_vty_fabricd.c
+++ b/isisd/isis_vty_fabricd.c
@@ -31,6 +31,7 @@
 #include "isisd/isis_lsp.h"
 #include "isisd/isis_csm.h"
 #include "isisd/isis_circuit.h"
+#include "lib/spf_backoff.h"
 
 DEFUN (fabric_tier,
        fabric_tier_cmd,
@@ -621,6 +622,64 @@ DEFUN (no_area_lsp_mtu,
 	return isis_vty_lsp_mtu_set(vty, DEFAULT_LSP_MTU);
 }
 
+DEFUN (no_spf_delay_ietf,
+       no_spf_delay_ietf_cmd,
+       "no spf-delay-ietf",
+       NO_STR
+       "IETF SPF delay algorithm\n")
+{
+	VTY_DECLVAR_CONTEXT(isis_area, area);
+
+	spf_backoff_free(area->spf_delay_ietf[0]);
+	spf_backoff_free(area->spf_delay_ietf[1]);
+	area->spf_delay_ietf[0] = NULL;
+	area->spf_delay_ietf[1] = NULL;
+
+	return CMD_SUCCESS;
+}
+
+DEFUN (spf_delay_ietf,
+       spf_delay_ietf_cmd,
+       "spf-delay-ietf init-delay (0-60000) short-delay (0-60000) long-delay (0-60000) holddown (0-60000) time-to-learn (0-60000)",
+       "IETF SPF delay algorithm\n"
+       "Delay used while in QUIET state\n"
+       "Delay used while in QUIET state in milliseconds\n"
+       "Delay used while in SHORT_WAIT state\n"
+       "Delay used while in SHORT_WAIT state in milliseconds\n"
+       "Delay used while in LONG_WAIT\n"
+       "Delay used while in LONG_WAIT state in milliseconds\n"
+       "Time with no received IGP events before considering IGP stable\n"
+       "Time with no received IGP events before considering IGP stable (in milliseconds)\n"
+       "Maximum duration needed to learn all the events related to a single failure\n"
+       "Maximum duration needed to learn all the events related to a single failure (in milliseconds)\n")
+{
+	VTY_DECLVAR_CONTEXT(isis_area, area);
+
+	long init_delay = atol(argv[2]->arg);
+	long short_delay = atol(argv[4]->arg);
+	long long_delay = atol(argv[6]->arg);
+	long holddown = atol(argv[8]->arg);
+	long timetolearn = atol(argv[10]->arg);
+
+	size_t bufsiz = strlen(area->area_tag) + sizeof("IS-IS  Lx");
+	char *buf = XCALLOC(MTYPE_TMP, bufsiz);
+
+	snprintf(buf, bufsiz, "IS-IS %s L1", area->area_tag);
+	spf_backoff_free(area->spf_delay_ietf[0]);
+	area->spf_delay_ietf[0] =
+		spf_backoff_new(master, buf, init_delay, short_delay,
+				long_delay, holddown, timetolearn);
+
+	snprintf(buf, bufsiz, "IS-IS %s L2", area->area_tag);
+	spf_backoff_free(area->spf_delay_ietf[1]);
+	area->spf_delay_ietf[1] =
+		spf_backoff_new(master, buf, init_delay, short_delay,
+				long_delay, holddown, timetolearn);
+
+	XFREE(MTYPE_TMP, buf);
+	return CMD_SUCCESS;
+}
+
 void isis_vty_daemon_init(void)
 {
 	install_element(ROUTER_NODE, &fabric_tier_cmd);
@@ -654,4 +713,7 @@ void isis_vty_daemon_init(void)
 
 	install_element(ROUTER_NODE, &spf_interval_cmd);
 	install_element(ROUTER_NODE, &no_spf_interval_cmd);
+
+	install_element(ROUTER_NODE, &spf_delay_ietf_cmd);
+	install_element(ROUTER_NODE, &no_spf_delay_ietf_cmd);
 }