diff options
Diffstat (limited to 'zebra/rtadv.c')
| -rw-r--r-- | zebra/rtadv.c | 1283 |
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); + } +} |