Merge pull request #1524 from dslicenc/zebra-ra-display-cm18702

zebra: do not display ipv6 ra commands created by bgpd
This commit is contained in:
Renato Westphal 2017-12-11 15:37:26 -02:00 committed by GitHub
commit f8582ec77a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 39 additions and 14 deletions

View File

@ -170,7 +170,12 @@ struct rtadvconf {
#define RTADV_PREF_MEDIUM 0x0 /* Per RFC4191. */
u_char inFastRexmit; /* True if we're rexmits faster than usual */
u_char configured; /* Has operator configured RA? */
/* Track if RA was configured by BGP or by the Operator or both */
u_char ra_configured; /* Was RA configured? */
#define BGP_RA_CONFIGURED (1<<0) /* BGP configured RA? */
#define VTY_RA_CONFIGURED (1<<1) /* Operator configured RA? */
#define VTY_RA_INTERVAL_CONFIGURED (1<<2) /* Operator configured RA interval */
int
NumFastReXmitsRemain; /* Loaded first with number of fast
rexmits to do */

View File

@ -838,16 +838,21 @@ void zebra_interface_radv_set(struct zserv *client, u_short length,
zif = ifp->info;
if (enable) {
SET_FLAG(zif->rtadv.ra_configured, BGP_RA_CONFIGURED);
ipv6_nd_suppress_ra_set(ifp, RA_ENABLE);
if (ra_interval
&& (ra_interval * 1000) < zif->rtadv.MaxRtrAdvInterval)
&& (ra_interval * 1000) < zif->rtadv.MaxRtrAdvInterval
&& !CHECK_FLAG(zif->rtadv.ra_configured,
VTY_RA_INTERVAL_CONFIGURED))
zif->rtadv.MaxRtrAdvInterval = ra_interval * 1000;
} else {
if (!zif->rtadv.configured) {
UNSET_FLAG(zif->rtadv.ra_configured, BGP_RA_CONFIGURED);
if (!CHECK_FLAG(zif->rtadv.ra_configured,
VTY_RA_INTERVAL_CONFIGURED))
zif->rtadv.MaxRtrAdvInterval =
RTADV_MAX_RTR_ADV_INTERVAL;
if (!CHECK_FLAG(zif->rtadv.ra_configured, VTY_RA_CONFIGURED))
ipv6_nd_suppress_ra_set(ifp, RA_SUPPRESS);
}
}
stream_failure:
return;
@ -870,8 +875,10 @@ DEFUN (ipv6_nd_suppress_ra,
return CMD_WARNING_CONFIG_FAILED;
}
ipv6_nd_suppress_ra_set(ifp, RA_SUPPRESS);
zif->rtadv.configured = 0;
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;
}
@ -894,7 +901,7 @@ DEFUN (no_ipv6_nd_suppress_ra,
}
ipv6_nd_suppress_ra_set(ifp, RA_ENABLE);
zif->rtadv.configured = 1;
SET_FLAG(zif->rtadv.ra_configured, VTY_RA_CONFIGURED);
return CMD_SUCCESS;
}
@ -929,6 +936,7 @@ DEFUN (ipv6_nd_ra_interval_msec,
if (interval % 1000)
zns->rtadv.adv_msec_if_count++;
SET_FLAG(zif->rtadv.ra_configured, VTY_RA_INTERVAL_CONFIGURED);
zif->rtadv.MaxRtrAdvInterval = interval;
zif->rtadv.MinRtrAdvInterval = 0.33 * interval;
zif->rtadv.AdvIntervalTimer = 0;
@ -966,6 +974,7 @@ DEFUN (ipv6_nd_ra_interval,
/* 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;
@ -995,9 +1004,15 @@ DEFUN (no_ipv6_nd_ra_interval,
if (zif->rtadv.MaxRtrAdvInterval % 1000)
zns->rtadv.adv_msec_if_count--;
zif->rtadv.MaxRtrAdvInterval = RTADV_MAX_RTR_ADV_INTERVAL;
zif->rtadv.MinRtrAdvInterval = RTADV_MIN_RTR_ADV_INTERVAL;
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;
}
@ -1552,15 +1567,20 @@ static int rtadv_config_write(struct vty *vty, struct interface *ifp)
if (!(if_is_loopback(ifp)
|| CHECK_FLAG(ifp->status, ZEBRA_INTERFACE_VRF_LOOPBACK))) {
if (zif->rtadv.AdvSendAdvertisements)
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 (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 (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");