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-rw-r--r--zebra/rtadv.c1283
1 files changed, 90 insertions, 1193 deletions
diff --git a/zebra/rtadv.c b/zebra/rtadv.c
index 9af41cb..6aca643 100644
--- a/zebra/rtadv.c
+++ b/zebra/rtadv.c
@@ -6,6 +6,7 @@
*/
#include <zebra.h>
+#include <netinet/icmp6.h>
#include "memory.h"
#include "sockopt.h"
@@ -33,6 +34,7 @@
extern struct zebra_privs_t zserv_privs;
static uint32_t interfaces_configured_for_ra_from_bgp;
+#define RTADV_ADATA_SIZE 1024
#if defined(HAVE_RTADV)
@@ -58,7 +60,7 @@ DEFINE_MTYPE_STATIC(ZEBRA, ADV_IF, "Advertised Interface");
/* adv list node */
struct adv_if {
- char name[INTERFACE_NAMSIZ];
+ char name[IFNAMSIZ];
struct adv_if_list_item list_item;
};
@@ -187,8 +189,9 @@ static void rtadv_send_packet(int sock, struct interface *ifp,
struct cmsghdr *cmsgptr;
struct in6_pktinfo *pkt;
struct sockaddr_in6 addr;
- static void *adata = NULL;
unsigned char buf[RTADV_MSG_SIZE];
+ char adata[RTADV_ADATA_SIZE];
+
struct nd_router_advert *rtadv;
int ret;
int len = 0;
@@ -199,22 +202,6 @@ static void rtadv_send_packet(int sock, struct interface *ifp,
struct listnode *node;
uint16_t pkt_RouterLifetime;
- /*
- * Allocate control message bufffer. This is dynamic because
- * CMSG_SPACE is not guaranteed not to call a function. Note that
- * the size will be different on different architectures due to
- * differing alignment rules.
- */
- if (adata == NULL) {
- /* XXX Free on shutdown. */
- adata = calloc(1, CMSG_SPACE(sizeof(struct in6_pktinfo)));
-
- if (adata == NULL) {
- zlog_debug("%s: can't malloc control data", __func__);
- exit(-1);
- }
- }
-
/* Logging of packet. */
if (IS_ZEBRA_DEBUG_PACKET)
zlog_debug("%s(%s:%u): Tx RA, socket %u", ifp->name,
@@ -1147,7 +1134,8 @@ static void rtadv_prefix_set_defaults(struct rtadv_prefix *rp)
rp->AdvValidLifetime = RTADV_VALID_LIFETIME;
}
-static void rtadv_prefix_set(struct zebra_if *zif, struct rtadv_prefix *rp)
+static struct rtadv_prefix *rtadv_prefix_set(struct zebra_if *zif,
+ struct rtadv_prefix *rp)
{
struct rtadv_prefix *rprefix;
@@ -1180,13 +1168,16 @@ static void rtadv_prefix_set(struct zebra_if *zif, struct rtadv_prefix *rp)
rtadv_prefix_set_defaults(rprefix);
}
}
+
+ return rprefix;
}
-static int rtadv_prefix_reset(struct zebra_if *zif, struct rtadv_prefix *rp)
+static void rtadv_prefix_reset(struct zebra_if *zif, struct rtadv_prefix *rp,
+ struct rtadv_prefix *rprefix)
{
- struct rtadv_prefix *rprefix;
+ if (!rprefix)
+ rprefix = rtadv_prefixes_find(zif->rtadv.prefixes, rp);
- rprefix = rtadv_prefixes_find(zif->rtadv.prefixes, rp);
if (rprefix != NULL) {
/*
@@ -1200,20 +1191,35 @@ static int rtadv_prefix_reset(struct zebra_if *zif, struct rtadv_prefix *rp)
if (rprefix->AdvPrefixCreate == PREFIX_SRC_BOTH) {
rprefix->AdvPrefixCreate = PREFIX_SRC_AUTO;
rtadv_prefix_set_defaults(rprefix);
- return 1;
+ return;
}
} else if (rp->AdvPrefixCreate == PREFIX_SRC_AUTO) {
if (rprefix->AdvPrefixCreate == PREFIX_SRC_BOTH) {
rprefix->AdvPrefixCreate = PREFIX_SRC_MANUAL;
- return 1;
+ return;
}
}
rtadv_prefixes_del(zif->rtadv.prefixes, rprefix);
rtadv_prefix_free(rprefix);
- return 1;
- } else
- return 0;
+ }
+}
+
+struct rtadv_prefix *rtadv_add_prefix_manual(struct zebra_if *zif,
+ struct rtadv_prefix *rp)
+{
+ rp->AdvPrefixCreate = PREFIX_SRC_MANUAL;
+ return rtadv_prefix_set(zif, rp);
+}
+
+void rtadv_delete_prefix_manual(struct zebra_if *zif,
+ struct rtadv_prefix *rprefix)
+{
+ struct rtadv_prefix rp;
+
+ rp.AdvPrefixCreate = PREFIX_SRC_MANUAL;
+
+ rtadv_prefix_reset(zif, &rp, rprefix);
}
/* Add IPv6 prefixes learned from the kernel to the RA prefix list */
@@ -1235,7 +1241,7 @@ void rtadv_delete_prefix(struct zebra_if *zif, const struct prefix *p)
rp.prefix = *((struct prefix_ipv6 *)p);
apply_mask_ipv6(&rp.prefix);
rp.AdvPrefixCreate = PREFIX_SRC_AUTO;
- rtadv_prefix_reset(zif, &rp);
+ rtadv_prefix_reset(zif, &rp, NULL);
}
static void rtadv_start_interface_events(struct zebra_vrf *zvrf,
@@ -1261,8 +1267,8 @@ static void rtadv_start_interface_events(struct zebra_vrf *zvrf,
rtadv_event(zvrf, RTADV_START, 0);
}
-static void ipv6_nd_suppress_ra_set(struct interface *ifp,
- enum ipv6_nd_suppress_ra_status status)
+void ipv6_nd_suppress_ra_set(struct interface *ifp,
+ enum ipv6_nd_suppress_ra_status status)
{
struct zebra_if *zif;
struct zebra_vrf *zvrf;
@@ -1310,6 +1316,36 @@ static void ipv6_nd_suppress_ra_set(struct interface *ifp,
}
}
+void ipv6_nd_interval_set(struct interface *ifp, uint32_t interval)
+{
+ struct zebra_if *zif = ifp->info;
+ struct zebra_vrf *zvrf = rtadv_interface_get_zvrf(ifp);
+ struct adv_if *adv_if;
+
+ if (zif->rtadv.MaxRtrAdvInterval % 1000) {
+ adv_if = adv_msec_if_del(zvrf, ifp->name);
+ if (adv_if != NULL)
+ adv_if_free(adv_if);
+ }
+
+ if (interval % 1000)
+ (void)adv_msec_if_add(zvrf, ifp->name);
+
+ zif->rtadv.MaxRtrAdvInterval = interval;
+ zif->rtadv.MinRtrAdvInterval = 0.33 * interval;
+
+ if (interval != RTADV_MAX_RTR_ADV_INTERVAL) {
+ SET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
+ zif->rtadv.AdvIntervalTimer = 0;
+ } else {
+ if (CHECK_FLAG(zif->rtadv.ra_configured, BGP_RA_CONFIGURED))
+ zif->rtadv.MaxRtrAdvInterval = 10000;
+
+ UNSET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
+ zif->rtadv.AdvIntervalTimer = zif->rtadv.MaxRtrAdvInterval;
+ }
+}
+
/*
* Handle client (BGP) message to enable or disable IPv6 RA on an interface.
* Note that while the client could request RA on an interface on which the
@@ -1427,7 +1463,7 @@ void rtadv_stop_ra_all(void)
frr_each_safe (rtadv_prefixes, zif->rtadv.prefixes,
rprefix)
- rtadv_prefix_reset(zif, rprefix);
+ rtadv_prefix_reset(zif, rprefix, rprefix);
rtadv_stop_ra(ifp);
}
@@ -1512,777 +1548,6 @@ DEFPY(show_ipv6_nd_ra_if, show_ipv6_nd_ra_if_cmd,
return CMD_SUCCESS;
}
-DEFUN (ipv6_nd_ra_fast_retrans,
- ipv6_nd_ra_fast_retrans_cmd,
- "ipv6 nd ra-fast-retrans",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Fast retransmit of RA packets\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.UseFastRexmit = true;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_ra_fast_retrans,
- no_ipv6_nd_ra_fast_retrans_cmd,
- "no ipv6 nd ra-fast-retrans",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Fast retransmit of RA packets\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.UseFastRexmit = false;
-
- return CMD_SUCCESS;
-}
-
-DEFPY (ipv6_nd_ra_hop_limit,
- ipv6_nd_ra_hop_limit_cmd,
- "ipv6 nd ra-hop-limit (0-255)$hopcount",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Hop Limit\n"
- "Advertisement Hop Limit in hops (default:64)\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.AdvCurHopLimit = hopcount;
-
- return CMD_SUCCESS;
-}
-
-DEFPY (no_ipv6_nd_ra_hop_limit,
- no_ipv6_nd_ra_hop_limit_cmd,
- "no ipv6 nd ra-hop-limit [(0-255)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Hop Limit\n"
- "Advertisement Hop Limit in hops\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.AdvCurHopLimit = RTADV_DEFAULT_HOPLIMIT;
-
- return CMD_SUCCESS;
-}
-
-DEFPY (ipv6_nd_ra_retrans_interval,
- ipv6_nd_ra_retrans_interval_cmd,
- "ipv6 nd ra-retrans-interval (0-4294967295)$interval",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Retransmit Interval\n"
- "Advertisement Retransmit Interval in msec\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on loopback interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.AdvRetransTimer = interval;
-
- return CMD_SUCCESS;
-}
-
-DEFPY (no_ipv6_nd_ra_retrans_interval,
- no_ipv6_nd_ra_retrans_interval_cmd,
- "no ipv6 nd ra-retrans-interval [(0-4294967295)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Retransmit Interval\n"
- "Advertisement Retransmit Interval in msec\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot remove IPv6 Router Advertisements on loopback interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.AdvRetransTimer = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_suppress_ra,
- ipv6_nd_suppress_ra_cmd,
- "ipv6 nd suppress-ra",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Suppress Router Advertisement\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- if (!CHECK_FLAG(zif->rtadv.ra_configured, BGP_RA_CONFIGURED))
- ipv6_nd_suppress_ra_set(ifp, RA_SUPPRESS);
-
- UNSET_FLAG(zif->rtadv.ra_configured, VTY_RA_CONFIGURED);
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_suppress_ra,
- no_ipv6_nd_suppress_ra_cmd,
- "no ipv6 nd suppress-ra",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Suppress Router Advertisement\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- if (if_is_loopback(ifp)) {
- vty_out(vty,
- "Cannot configure IPv6 Router Advertisements on this interface\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- ipv6_nd_suppress_ra_set(ifp, RA_ENABLE);
- SET_FLAG(zif->rtadv.ra_configured, VTY_RA_CONFIGURED);
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_ra_interval_msec,
- ipv6_nd_ra_interval_msec_cmd,
- "ipv6 nd ra-interval msec (70-1800000)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Router Advertisement interval\n"
- "Router Advertisement interval in milliseconds\n"
- "Router Advertisement interval in milliseconds\n")
-{
- int idx_number = 4;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- unsigned interval;
- struct zebra_if *zif = ifp->info;
- struct zebra_vrf *zvrf;
- struct adv_if *adv_if;
-
- zvrf = rtadv_interface_get_zvrf(ifp);
-
- interval = strtoul(argv[idx_number]->arg, NULL, 10);
- if ((zif->rtadv.AdvDefaultLifetime != -1
- && interval > (unsigned)zif->rtadv.AdvDefaultLifetime * 1000)) {
- vty_out(vty,
- "This ra-interval would conflict with configured ra-lifetime!\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- if (zif->rtadv.MaxRtrAdvInterval % 1000) {
- adv_if = adv_msec_if_del(zvrf, ifp->name);
- if (adv_if != NULL)
- adv_if_free(adv_if);
- }
-
- if (interval % 1000)
- (void)adv_msec_if_add(zvrf, ifp->name);
-
- SET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
- zif->rtadv.MaxRtrAdvInterval = interval;
- zif->rtadv.MinRtrAdvInterval = 0.33 * interval;
- zif->rtadv.AdvIntervalTimer = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_ra_interval,
- ipv6_nd_ra_interval_cmd,
- "ipv6 nd ra-interval (1-1800)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Router Advertisement interval\n"
- "Router Advertisement interval in seconds\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- unsigned interval;
- struct zebra_if *zif = ifp->info;
- struct zebra_vrf *zvrf;
- struct adv_if *adv_if;
-
- zvrf = rtadv_interface_get_zvrf(ifp);
-
- interval = strtoul(argv[idx_number]->arg, NULL, 10);
- if ((zif->rtadv.AdvDefaultLifetime != -1
- && interval > (unsigned)zif->rtadv.AdvDefaultLifetime)) {
- vty_out(vty,
- "This ra-interval would conflict with configured ra-lifetime!\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- if (zif->rtadv.MaxRtrAdvInterval % 1000) {
- adv_if = adv_msec_if_del(zvrf, ifp->name);
- if (adv_if != NULL)
- adv_if_free(adv_if);
- }
-
- /* convert to milliseconds */
- interval = interval * 1000;
-
- SET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
- zif->rtadv.MaxRtrAdvInterval = interval;
- zif->rtadv.MinRtrAdvInterval = 0.33 * interval;
- zif->rtadv.AdvIntervalTimer = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_ra_interval,
- no_ipv6_nd_ra_interval_cmd,
- "no ipv6 nd ra-interval [<(1-1800)|msec (1-1800000)>]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Router Advertisement interval\n"
- "Router Advertisement interval in seconds\n"
- "Specify millisecond router advertisement interval\n"
- "Router Advertisement interval in milliseconds\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- struct zebra_vrf *zvrf = NULL;
- struct adv_if *adv_if;
-
- zvrf = rtadv_interface_get_zvrf(ifp);
-
- if (zif->rtadv.MaxRtrAdvInterval % 1000) {
- adv_if = adv_msec_if_del(zvrf, ifp->name);
- if (adv_if != NULL)
- adv_if_free(adv_if);
- }
-
- UNSET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
-
- if (CHECK_FLAG(zif->rtadv.ra_configured, BGP_RA_CONFIGURED))
- zif->rtadv.MaxRtrAdvInterval = 10000;
- else
- zif->rtadv.MaxRtrAdvInterval = RTADV_MAX_RTR_ADV_INTERVAL;
-
- zif->rtadv.AdvIntervalTimer = zif->rtadv.MaxRtrAdvInterval;
- zif->rtadv.MinRtrAdvInterval = RTADV_MIN_RTR_ADV_INTERVAL;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_ra_lifetime,
- ipv6_nd_ra_lifetime_cmd,
- "ipv6 nd ra-lifetime (0-9000)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Router lifetime\n"
- "Router lifetime in seconds (0 stands for a non-default gw)\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- int lifetime;
-
- lifetime = strtoul(argv[idx_number]->arg, NULL, 10);
-
- /* The value to be placed in the Router Lifetime field
- * of Router Advertisements sent from the interface,
- * in seconds. MUST be either zero or between
- * MaxRtrAdvInterval and 9000 seconds. -- RFC4861, 6.2.1 */
- if ((lifetime != 0 && lifetime * 1000 < zif->rtadv.MaxRtrAdvInterval)) {
- vty_out(vty,
- "This ra-lifetime would conflict with configured ra-interval\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- zif->rtadv.AdvDefaultLifetime = lifetime;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_ra_lifetime,
- no_ipv6_nd_ra_lifetime_cmd,
- "no ipv6 nd ra-lifetime [(0-9000)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Router lifetime\n"
- "Router lifetime in seconds (0 stands for a non-default gw)\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvDefaultLifetime = -1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_reachable_time,
- ipv6_nd_reachable_time_cmd,
- "ipv6 nd reachable-time (1-3600000)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Reachable time\n"
- "Reachable time in milliseconds\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- zif->rtadv.AdvReachableTime = strtoul(argv[idx_number]->arg, NULL, 10);
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_reachable_time,
- no_ipv6_nd_reachable_time_cmd,
- "no ipv6 nd reachable-time [(1-3600000)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Reachable time\n"
- "Reachable time in milliseconds\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvReachableTime = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_homeagent_preference,
- ipv6_nd_homeagent_preference_cmd,
- "ipv6 nd home-agent-preference (0-65535)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent preference\n"
- "preference value (default is 0, least preferred)\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- zif->rtadv.HomeAgentPreference =
- strtoul(argv[idx_number]->arg, NULL, 10);
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_homeagent_preference,
- no_ipv6_nd_homeagent_preference_cmd,
- "no ipv6 nd home-agent-preference [(0-65535)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent preference\n"
- "preference value (default is 0, least preferred)\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.HomeAgentPreference = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_homeagent_lifetime,
- ipv6_nd_homeagent_lifetime_cmd,
- "ipv6 nd home-agent-lifetime (0-65520)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent lifetime\n"
- "Home Agent lifetime in seconds (0 to track ra-lifetime)\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- zif->rtadv.HomeAgentLifetime = strtoul(argv[idx_number]->arg, NULL, 10);
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_homeagent_lifetime,
- no_ipv6_nd_homeagent_lifetime_cmd,
- "no ipv6 nd home-agent-lifetime [(0-65520)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent lifetime\n"
- "Home Agent lifetime in seconds (0 to track ra-lifetime)\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.HomeAgentLifetime = -1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_managed_config_flag,
- ipv6_nd_managed_config_flag_cmd,
- "ipv6 nd managed-config-flag",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Managed address configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvManagedFlag = 1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_managed_config_flag,
- no_ipv6_nd_managed_config_flag_cmd,
- "no ipv6 nd managed-config-flag",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Managed address configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvManagedFlag = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_homeagent_config_flag,
- ipv6_nd_homeagent_config_flag_cmd,
- "ipv6 nd home-agent-config-flag",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvHomeAgentFlag = 1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_homeagent_config_flag,
- no_ipv6_nd_homeagent_config_flag_cmd,
- "no ipv6 nd home-agent-config-flag",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Home Agent configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvHomeAgentFlag = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_adv_interval_config_option,
- ipv6_nd_adv_interval_config_option_cmd,
- "ipv6 nd adv-interval-option",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Interval Option\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvIntervalOption = 1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_adv_interval_config_option,
- no_ipv6_nd_adv_interval_config_option_cmd,
- "no ipv6 nd adv-interval-option",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertisement Interval Option\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvIntervalOption = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_other_config_flag,
- ipv6_nd_other_config_flag_cmd,
- "ipv6 nd other-config-flag",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Other statefull configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvOtherConfigFlag = 1;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_other_config_flag,
- no_ipv6_nd_other_config_flag_cmd,
- "no ipv6 nd other-config-flag",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Other statefull configuration flag\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.AdvOtherConfigFlag = 0;
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_prefix,
- ipv6_nd_prefix_cmd,
- "ipv6 nd prefix X:X::X:X/M [<(0-4294967295)|infinite> <(0-4294967295)|infinite>] [<router-address|off-link [no-autoconfig]|no-autoconfig [off-link]>]",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Prefix information\n"
- "IPv6 prefix\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n"
- "Preferred lifetime in seconds\n"
- "Infinite preferred lifetime\n"
- "Set Router Address flag\n"
- "Do not use prefix for onlink determination\n"
- "Do not use prefix for autoconfiguration\n"
- "Do not use prefix for autoconfiguration\n"
- "Do not use prefix for onlink determination\n")
-{
- /* prelude */
- char *prefix = argv[3]->arg;
- int lifetimes = (argc > 4) && (argv[4]->type == RANGE_TKN
- || strmatch(argv[4]->text, "infinite"));
- int routeropts = lifetimes ? argc > 6 : argc > 4;
-
- int idx_routeropts = routeropts ? (lifetimes ? 6 : 4) : 0;
-
- char *lifetime = NULL, *preflifetime = NULL;
- int routeraddr = 0, offlink = 0, noautoconf = 0;
- if (lifetimes) {
- lifetime = argv[4]->type == RANGE_TKN ? argv[4]->arg
- : argv[4]->text;
- preflifetime = argv[5]->type == RANGE_TKN ? argv[5]->arg
- : argv[5]->text;
- }
- if (routeropts) {
- routeraddr =
- strmatch(argv[idx_routeropts]->text, "router-address");
- if (!routeraddr) {
- offlink = (argc > idx_routeropts + 1
- || strmatch(argv[idx_routeropts]->text,
- "off-link"));
- noautoconf = (argc > idx_routeropts + 1
- || strmatch(argv[idx_routeropts]->text,
- "no-autoconfig"));
- }
- }
-
- /* business */
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zebra_if = ifp->info;
- int ret;
- struct rtadv_prefix rp;
-
- ret = str2prefix_ipv6(prefix, &rp.prefix);
- if (!ret) {
- vty_out(vty, "Malformed IPv6 prefix\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- apply_mask_ipv6(&rp.prefix); /* RFC4861 4.6.2 */
- rp.AdvOnLinkFlag = !offlink;
- rp.AdvAutonomousFlag = !noautoconf;
- rp.AdvRouterAddressFlag = routeraddr;
- rp.AdvValidLifetime = RTADV_VALID_LIFETIME;
- rp.AdvPreferredLifetime = RTADV_PREFERRED_LIFETIME;
- rp.AdvPrefixCreate = PREFIX_SRC_MANUAL;
-
- if (lifetimes) {
- rp.AdvValidLifetime = strmatch(lifetime, "infinite")
- ? UINT32_MAX
- : strtoll(lifetime, NULL, 10);
- rp.AdvPreferredLifetime =
- strmatch(preflifetime, "infinite")
- ? UINT32_MAX
- : strtoll(preflifetime, NULL, 10);
- if (rp.AdvPreferredLifetime > rp.AdvValidLifetime) {
- vty_out(vty, "Invalid preferred lifetime\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- }
-
- rtadv_prefix_set(zebra_if, &rp);
-
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_prefix,
- no_ipv6_nd_prefix_cmd,
- "no ipv6 nd prefix X:X::X:X/M [<(0-4294967295)|infinite> <(0-4294967295)|infinite>] [<router-address|off-link [no-autoconfig]|no-autoconfig [off-link]>]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Prefix information\n"
- "IPv6 prefix\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n"
- "Preferred lifetime in seconds\n"
- "Infinite preferred lifetime\n"
- "Set Router Address flag\n"
- "Do not use prefix for onlink determination\n"
- "Do not use prefix for autoconfiguration\n"
- "Do not use prefix for autoconfiguration\n"
- "Do not use prefix for onlink determination\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zebra_if = ifp->info;
- int ret;
- struct rtadv_prefix rp;
- char *prefix = argv[4]->arg;
-
- ret = str2prefix_ipv6(prefix, &rp.prefix);
- if (!ret) {
- vty_out(vty, "Malformed IPv6 prefix\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- apply_mask_ipv6(&rp.prefix); /* RFC4861 4.6.2 */
- rp.AdvPrefixCreate = PREFIX_SRC_MANUAL;
-
- ret = rtadv_prefix_reset(zebra_if, &rp);
- if (!ret) {
- vty_out(vty, "Non-existant IPv6 prefix\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_router_preference,
- ipv6_nd_router_preference_cmd,
- "ipv6 nd router-preference <high|medium|low>",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Default router preference\n"
- "High default router preference\n"
- "Medium default router preference (default)\n"
- "Low default router preference\n")
-{
- int idx_high_medium_low = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- int i = 0;
-
- while (0 != rtadv_pref_strs[i]) {
- if (strncmp(argv[idx_high_medium_low]->arg, rtadv_pref_strs[i],
- 1)
- == 0) {
- zif->rtadv.DefaultPreference = i;
- return CMD_SUCCESS;
- }
- i++;
- }
-
- return CMD_ERR_NO_MATCH;
-}
-
-DEFUN (no_ipv6_nd_router_preference,
- no_ipv6_nd_router_preference_cmd,
- "no ipv6 nd router-preference [<high|medium|low>]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Default router preference\n"
- "High default router preference\n"
- "Medium default router preference (default)\n"
- "Low default router preference\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
-
- zif->rtadv.DefaultPreference =
- RTADV_PREF_MEDIUM; /* Default per RFC4191. */
-
- return CMD_SUCCESS;
-}
-
-DEFUN (ipv6_nd_mtu,
- ipv6_nd_mtu_cmd,
- "ipv6 nd mtu (1-65535)",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertised MTU\n"
- "MTU in bytes\n")
-{
- int idx_number = 3;
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- zif->rtadv.AdvLinkMTU = strtoul(argv[idx_number]->arg, NULL, 10);
- return CMD_SUCCESS;
-}
-
-DEFUN (no_ipv6_nd_mtu,
- no_ipv6_nd_mtu_cmd,
- "no ipv6 nd mtu [(1-65535)]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Advertised MTU\n"
- "MTU in bytes\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- zif->rtadv.AdvLinkMTU = 0;
- return CMD_SUCCESS;
-}
-
static struct rtadv_rdnss *rtadv_rdnss_new(void)
{
return XCALLOC(MTYPE_RTADV_RDNSS, sizeof(struct rtadv_rdnss));
@@ -2293,55 +1558,22 @@ static void rtadv_rdnss_free(struct rtadv_rdnss *rdnss)
XFREE(MTYPE_RTADV_RDNSS, rdnss);
}
-static struct rtadv_rdnss *rtadv_rdnss_lookup(struct list *list,
- struct rtadv_rdnss *rdnss)
+struct rtadv_rdnss *rtadv_rdnss_set(struct zebra_if *zif,
+ struct rtadv_rdnss *rdnss)
{
- struct listnode *node;
struct rtadv_rdnss *p;
- for (ALL_LIST_ELEMENTS_RO(list, node, p))
- if (IPV6_ADDR_SAME(&p->addr, &rdnss->addr))
- return p;
- return NULL;
-}
-
-static struct rtadv_rdnss *rtadv_rdnss_get(struct list *list,
- struct rtadv_rdnss *rdnss)
-{
- struct rtadv_rdnss *p;
-
- p = rtadv_rdnss_lookup(list, rdnss);
- if (p)
- return p;
-
p = rtadv_rdnss_new();
memcpy(p, rdnss, sizeof(struct rtadv_rdnss));
- listnode_add(list, p);
+ listnode_add(zif->rtadv.AdvRDNSSList, p);
return p;
}
-static void rtadv_rdnss_set(struct zebra_if *zif, struct rtadv_rdnss *rdnss)
+void rtadv_rdnss_reset(struct zebra_if *zif, struct rtadv_rdnss *p)
{
- struct rtadv_rdnss *p;
-
- p = rtadv_rdnss_get(zif->rtadv.AdvRDNSSList, rdnss);
- p->lifetime = rdnss->lifetime;
- p->lifetime_set = rdnss->lifetime_set;
-}
-
-static int rtadv_rdnss_reset(struct zebra_if *zif, struct rtadv_rdnss *rdnss)
-{
- struct rtadv_rdnss *p;
-
- p = rtadv_rdnss_lookup(zif->rtadv.AdvRDNSSList, rdnss);
- if (p) {
- listnode_delete(zif->rtadv.AdvRDNSSList, p);
- rtadv_rdnss_free(p);
- return 1;
- }
-
- return 0;
+ listnode_delete(zif->rtadv.AdvRDNSSList, p);
+ rtadv_rdnss_free(p);
}
static struct rtadv_dnssl *rtadv_dnssl_new(void)
@@ -2354,54 +1586,22 @@ static void rtadv_dnssl_free(struct rtadv_dnssl *dnssl)
XFREE(MTYPE_RTADV_DNSSL, dnssl);
}
-static struct rtadv_dnssl *rtadv_dnssl_lookup(struct list *list,
- struct rtadv_dnssl *dnssl)
-{
- struct listnode *node;
- struct rtadv_dnssl *p;
-
- for (ALL_LIST_ELEMENTS_RO(list, node, p))
- if (!strcasecmp(p->name, dnssl->name))
- return p;
- return NULL;
-}
-
-static struct rtadv_dnssl *rtadv_dnssl_get(struct list *list,
- struct rtadv_dnssl *dnssl)
+struct rtadv_dnssl *rtadv_dnssl_set(struct zebra_if *zif,
+ struct rtadv_dnssl *dnssl)
{
struct rtadv_dnssl *p;
- p = rtadv_dnssl_lookup(list, dnssl);
- if (p)
- return p;
-
p = rtadv_dnssl_new();
memcpy(p, dnssl, sizeof(struct rtadv_dnssl));
- listnode_add(list, p);
+ listnode_add(zif->rtadv.AdvDNSSLList, p);
return p;
}
-static void rtadv_dnssl_set(struct zebra_if *zif, struct rtadv_dnssl *dnssl)
-{
- struct rtadv_dnssl *p;
-
- p = rtadv_dnssl_get(zif->rtadv.AdvDNSSLList, dnssl);
- memcpy(p, dnssl, sizeof(struct rtadv_dnssl));
-}
-
-static int rtadv_dnssl_reset(struct zebra_if *zif, struct rtadv_dnssl *dnssl)
+void rtadv_dnssl_reset(struct zebra_if *zif, struct rtadv_dnssl *p)
{
- struct rtadv_dnssl *p;
-
- p = rtadv_dnssl_lookup(zif->rtadv.AdvDNSSLList, dnssl);
- if (p) {
- listnode_delete(zif->rtadv.AdvDNSSLList, p);
- rtadv_dnssl_free(p);
- return 1;
- }
-
- return 0;
+ listnode_delete(zif->rtadv.AdvDNSSLList, p);
+ rtadv_dnssl_free(p);
}
/*
@@ -2412,7 +1612,7 @@ static int rtadv_dnssl_reset(struct zebra_if *zif, struct rtadv_dnssl *dnssl)
* Returns the number of octets written to out or -1 if in does not constitute
* a valid domain name.
*/
-static int rtadv_dnssl_encode(uint8_t *out, const char *in)
+int rtadv_dnssl_encode(uint8_t *out, const char *in)
{
const char *label_start, *label_end;
size_t outp;
@@ -2443,148 +1643,6 @@ static int rtadv_dnssl_encode(uint8_t *out, const char *in)
return outp;
}
-DEFUN(ipv6_nd_rdnss,
- ipv6_nd_rdnss_cmd,
- "ipv6 nd rdnss X:X::X:X [<(0-4294967295)|infinite>]",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Recursive DNS server information\n"
- "IPv6 address\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- struct rtadv_rdnss rdnss = {};
-
- if (inet_pton(AF_INET6, argv[3]->arg, &rdnss.addr) != 1) {
- vty_out(vty, "Malformed IPv6 address\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- if (argc > 4) {
- char *lifetime = argv[4]->type == RANGE_TKN ? argv[4]->arg
- : argv[4]->text;
- rdnss.lifetime = strmatch(lifetime, "infinite")
- ? UINT32_MAX
- : strtoll(lifetime, NULL, 10);
- rdnss.lifetime_set = 1;
- }
-
- rtadv_rdnss_set(zif, &rdnss);
-
- return CMD_SUCCESS;
-}
-
-DEFUN(no_ipv6_nd_rdnss,
- no_ipv6_nd_rdnss_cmd,
- "no ipv6 nd rdnss X:X::X:X [<(0-4294967295)|infinite>]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "Recursive DNS server information\n"
- "IPv6 address\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- struct rtadv_rdnss rdnss = {};
-
- if (inet_pton(AF_INET6, argv[4]->arg, &rdnss.addr) != 1) {
- vty_out(vty, "Malformed IPv6 address\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- if (rtadv_rdnss_reset(zif, &rdnss) != 1) {
- vty_out(vty, "Non-existant RDNSS address\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- return CMD_SUCCESS;
-}
-
-DEFUN(ipv6_nd_dnssl,
- ipv6_nd_dnssl_cmd,
- "ipv6 nd dnssl SUFFIX [<(0-4294967295)|infinite>]",
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "DNS search list information\n"
- "Domain name suffix\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- struct rtadv_dnssl dnssl = {};
- size_t len;
- int ret;
-
- len = strlcpy(dnssl.name, argv[3]->arg, sizeof(dnssl.name));
- if (len == 0 || len >= sizeof(dnssl.name)) {
- vty_out(vty, "Malformed DNS search domain\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- if (dnssl.name[len - 1] == '.') {
- /*
- * Allow, but don't require, a trailing dot signifying the root
- * zone. Canonicalize by cutting it off if present.
- */
- dnssl.name[len - 1] = '\0';
- len--;
- }
- if (argc > 4) {
- char *lifetime = argv[4]->type == RANGE_TKN ? argv[4]->arg
- : argv[4]->text;
- dnssl.lifetime = strmatch(lifetime, "infinite")
- ? UINT32_MAX
- : strtoll(lifetime, NULL, 10);
- dnssl.lifetime_set = 1;
- }
-
- ret = rtadv_dnssl_encode(dnssl.encoded_name, dnssl.name);
- if (ret < 0) {
- vty_out(vty, "Malformed DNS search domain\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- dnssl.encoded_len = ret;
- rtadv_dnssl_set(zif, &dnssl);
-
- return CMD_SUCCESS;
-}
-
-DEFUN(no_ipv6_nd_dnssl,
- no_ipv6_nd_dnssl_cmd,
- "no ipv6 nd dnssl SUFFIX [<(0-4294967295)|infinite>]",
- NO_STR
- "Interface IPv6 config commands\n"
- "Neighbor discovery\n"
- "DNS search list information\n"
- "Domain name suffix\n"
- "Valid lifetime in seconds\n"
- "Infinite valid lifetime\n")
-{
- VTY_DECLVAR_CONTEXT(interface, ifp);
- struct zebra_if *zif = ifp->info;
- struct rtadv_dnssl dnssl = {};
- size_t len;
-
- len = strlcpy(dnssl.name, argv[4]->arg, sizeof(dnssl.name));
- if (len == 0 || len >= sizeof(dnssl.name)) {
- vty_out(vty, "Malformed DNS search domain\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
- if (dnssl.name[len - 1] == '.') {
- dnssl.name[len - 1] = '\0';
- len--;
- }
- if (rtadv_dnssl_reset(zif, &dnssl) != 1) {
- vty_out(vty, "Non-existant DNS search domain\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- return CMD_SUCCESS;
-}
-
-
/* Dump interface ND information to vty. */
static int nd_dump_vty(struct vty *vty, struct interface *ifp)
{
@@ -2655,136 +1713,6 @@ static int nd_dump_vty(struct vty *vty, struct interface *ifp)
return 0;
}
-
-/* Write configuration about router advertisement. */
-static int rtadv_config_write(struct vty *vty, struct interface *ifp)
-{
- struct zebra_if *zif;
- struct listnode *node;
- struct rtadv_prefix *rprefix;
- struct rtadv_rdnss *rdnss;
- struct rtadv_dnssl *dnssl;
- int interval;
-
- zif = ifp->info;
-
- if (!if_is_loopback(ifp)) {
- if (zif->rtadv.AdvSendAdvertisements
- && CHECK_FLAG(zif->rtadv.ra_configured, VTY_RA_CONFIGURED))
- vty_out(vty, " no ipv6 nd suppress-ra\n");
- }
-
- interval = zif->rtadv.MaxRtrAdvInterval;
- if (CHECK_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED)) {
- if (interval % 1000)
- vty_out(vty, " ipv6 nd ra-interval msec %d\n",
- interval);
- else if (interval != RTADV_MAX_RTR_ADV_INTERVAL)
- vty_out(vty, " ipv6 nd ra-interval %d\n",
- interval / 1000);
- }
-
- if (zif->rtadv.AdvIntervalOption)
- vty_out(vty, " ipv6 nd adv-interval-option\n");
-
- if (!zif->rtadv.UseFastRexmit)
- vty_out(vty, " no ipv6 nd ra-fast-retrans\n");
-
- if (zif->rtadv.AdvRetransTimer != 0)
- vty_out(vty, " ipv6 nd ra-retrans-interval %u\n",
- zif->rtadv.AdvRetransTimer);
-
- if (zif->rtadv.AdvCurHopLimit != RTADV_DEFAULT_HOPLIMIT)
- vty_out(vty, " ipv6 nd ra-hop-limit %d\n",
- zif->rtadv.AdvCurHopLimit);
-
- if (zif->rtadv.AdvDefaultLifetime != -1)
- vty_out(vty, " ipv6 nd ra-lifetime %d\n",
- zif->rtadv.AdvDefaultLifetime);
-
- if (zif->rtadv.HomeAgentPreference)
- vty_out(vty, " ipv6 nd home-agent-preference %u\n",
- zif->rtadv.HomeAgentPreference);
-
- if (zif->rtadv.HomeAgentLifetime != -1)
- vty_out(vty, " ipv6 nd home-agent-lifetime %u\n",
- zif->rtadv.HomeAgentLifetime);
-
- if (zif->rtadv.AdvHomeAgentFlag)
- vty_out(vty, " ipv6 nd home-agent-config-flag\n");
-
- if (zif->rtadv.AdvReachableTime)
- vty_out(vty, " ipv6 nd reachable-time %d\n",
- zif->rtadv.AdvReachableTime);
-
- if (zif->rtadv.AdvManagedFlag)
- vty_out(vty, " ipv6 nd managed-config-flag\n");
-
- if (zif->rtadv.AdvOtherConfigFlag)
- vty_out(vty, " ipv6 nd other-config-flag\n");
-
- if (zif->rtadv.DefaultPreference != RTADV_PREF_MEDIUM)
- vty_out(vty, " ipv6 nd router-preference %s\n",
- rtadv_pref_strs[zif->rtadv.DefaultPreference]);
-
- if (zif->rtadv.AdvLinkMTU)
- vty_out(vty, " ipv6 nd mtu %d\n", zif->rtadv.AdvLinkMTU);
-
- frr_each (rtadv_prefixes, zif->rtadv.prefixes, rprefix) {
- if ((rprefix->AdvPrefixCreate == PREFIX_SRC_MANUAL)
- || (rprefix->AdvPrefixCreate == PREFIX_SRC_BOTH)) {
- vty_out(vty, " ipv6 nd prefix %pFX", &rprefix->prefix);
- if ((rprefix->AdvValidLifetime != RTADV_VALID_LIFETIME)
- || (rprefix->AdvPreferredLifetime
- != RTADV_PREFERRED_LIFETIME)) {
- if (rprefix->AdvValidLifetime == UINT32_MAX)
- vty_out(vty, " infinite");
- else
- vty_out(vty, " %u",
- rprefix->AdvValidLifetime);
- if (rprefix->AdvPreferredLifetime == UINT32_MAX)
- vty_out(vty, " infinite");
- else
- vty_out(vty, " %u",
- rprefix->AdvPreferredLifetime);
- }
- if (!rprefix->AdvOnLinkFlag)
- vty_out(vty, " off-link");
- if (!rprefix->AdvAutonomousFlag)
- vty_out(vty, " no-autoconfig");
- if (rprefix->AdvRouterAddressFlag)
- vty_out(vty, " router-address");
- vty_out(vty, "\n");
- }
- }
-
- for (ALL_LIST_ELEMENTS_RO(zif->rtadv.AdvRDNSSList, node, rdnss)) {
- char buf[INET6_ADDRSTRLEN];
-
- vty_out(vty, " ipv6 nd rdnss %s",
- inet_ntop(AF_INET6, &rdnss->addr, buf, sizeof(buf)));
- if (rdnss->lifetime_set) {
- if (rdnss->lifetime == UINT32_MAX)
- vty_out(vty, " infinite");
- else
- vty_out(vty, " %u", rdnss->lifetime);
- }
- vty_out(vty, "\n");
- }
- for (ALL_LIST_ELEMENTS_RO(zif->rtadv.AdvDNSSLList, node, dnssl)) {
- vty_out(vty, " ipv6 nd dnssl %s", dnssl->name);
- if (dnssl->lifetime_set) {
- if (dnssl->lifetime == UINT32_MAX)
- vty_out(vty, " infinite");
- else
- vty_out(vty, " %u", dnssl->lifetime);
- }
- vty_out(vty, "\n");
- }
- return 0;
-}
-
-
static void rtadv_event(struct zebra_vrf *zvrf, enum rtadv_event event, int val)
{
struct rtadv *rtadv;
@@ -2930,49 +1858,8 @@ void rtadv_cmd_init(void)
interfaces_configured_for_ra_from_bgp = 0;
hook_register(zebra_if_extra_info, nd_dump_vty);
- hook_register(zebra_if_config_wr, rtadv_config_write);
install_element(VIEW_NODE, &show_ipv6_nd_ra_if_cmd);
-
- install_element(INTERFACE_NODE, &ipv6_nd_ra_fast_retrans_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_ra_fast_retrans_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_ra_retrans_interval_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_ra_retrans_interval_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_ra_hop_limit_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_ra_hop_limit_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_suppress_ra_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_suppress_ra_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_ra_interval_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_ra_interval_msec_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_ra_interval_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_ra_lifetime_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_ra_lifetime_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_reachable_time_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_reachable_time_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_managed_config_flag_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_managed_config_flag_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_other_config_flag_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_other_config_flag_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_homeagent_config_flag_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_homeagent_config_flag_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_homeagent_preference_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_homeagent_preference_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_homeagent_lifetime_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_homeagent_lifetime_cmd);
- install_element(INTERFACE_NODE,
- &ipv6_nd_adv_interval_config_option_cmd);
- install_element(INTERFACE_NODE,
- &no_ipv6_nd_adv_interval_config_option_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_prefix_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_prefix_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_router_preference_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_router_preference_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_mtu_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_mtu_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_rdnss_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_rdnss_cmd);
- install_element(INTERFACE_NODE, &ipv6_nd_dnssl_cmd);
- install_element(INTERFACE_NODE, &no_ipv6_nd_dnssl_cmd);
}
static int if_join_all_router(int sock, struct interface *ifp)
@@ -3069,3 +1956,13 @@ uint32_t rtadv_get_interfaces_configured_from_bgp(void)
{
return interfaces_configured_for_ra_from_bgp;
}
+
+void rtadv_init(void)
+{
+ if (CMSG_SPACE(sizeof(struct in6_pktinfo)) > RTADV_ADATA_SIZE) {
+ zlog_debug("%s: RTADV_ADATA_SIZE choosen will not work on this platform, please use a larger size",
+ __func__);
+
+ exit(-1);
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-29 23:52:52 +0000