diff options
Diffstat (limited to 'zebra/interface.h')
| -rw-r--r-- | zebra/interface.h | 215 |
1 files changed, 1 insertions, 214 deletions
diff --git a/zebra/interface.h b/zebra/interface.h index c6930ce816..5569711aa7 100644 --- a/zebra/interface.h +++ b/zebra/interface.h @@ -30,6 +30,7 @@ #include "zebra/zebra_l2.h" #include "zebra/zebra_nhg_private.h" #include "zebra/zebra_router.h" +#include "zebra/rtadv.h" #ifdef __cplusplus extern "C" { @@ -46,218 +47,6 @@ extern "C" { #define IF_VLAN_BITMAP_MAX 4096 -#if defined(HAVE_RTADV) -/* Router advertisement parameter. From RFC4861, RFC6275 and RFC4191. */ -struct rtadvconf { - /* A flag indicating whether or not the router sends periodic Router - Advertisements and responds to Router Solicitations. - Default: false */ - int AdvSendAdvertisements; - - /* The maximum time allowed between sending unsolicited multicast - Router Advertisements from the interface, in milliseconds. - MUST be no less than 70 ms [RFC6275 7.5] and no greater - than 1800000 ms [RFC4861 6.2.1]. - - Default: 600000 milliseconds */ - int MaxRtrAdvInterval; -#define RTADV_MAX_RTR_ADV_INTERVAL 600000 - - /* The minimum time allowed between sending unsolicited multicast - Router Advertisements from the interface, in milliseconds. - MUST be no less than 30 ms [RFC6275 7.5]. - MUST be no greater than .75 * MaxRtrAdvInterval. - - Default: 0.33 * MaxRtrAdvInterval */ - int MinRtrAdvInterval; /* This field is currently unused. */ -#define RTADV_MIN_RTR_ADV_INTERVAL (0.33 * RTADV_MAX_RTR_ADV_INTERVAL) - - /* Unsolicited Router Advertisements' interval timer. */ - int AdvIntervalTimer; - - /* The true/false value to be placed in the "Managed address - configuration" flag field in the Router Advertisement. See - [ADDRCONF]. - - Default: false */ - int AdvManagedFlag; - struct timeval lastadvmanagedflag; - - - /* The true/false value to be placed in the "Other stateful - configuration" flag field in the Router Advertisement. See - [ADDRCONF]. - - Default: false */ - int AdvOtherConfigFlag; - struct timeval lastadvotherconfigflag; - - /* The value to be placed in MTU options sent by the router. A - value of zero indicates that no MTU options are sent. - - Default: 0 */ - int AdvLinkMTU; - - - /* The value to be placed in the Reachable Time field in the Router - Advertisement messages sent by the router. The value zero means - unspecified (by this router). MUST be no greater than 3,600,000 - milliseconds (1 hour). - - Default: 0 */ - uint32_t AdvReachableTime; -#define RTADV_MAX_REACHABLE_TIME 3600000 - struct timeval lastadvreachabletime; - - /* The value to be placed in the Retrans Timer field in the Router - Advertisement messages sent by the router. The value zero means - unspecified (by this router). - - Default: 0 */ - int AdvRetransTimer; - struct timeval lastadvretranstimer; - - /* The default value to be placed in the Cur Hop Limit field in the - Router Advertisement messages sent by the router. The value - should be set to that current diameter of the Internet. The - value zero means unspecified (by this router). - - Default: The value specified in the "Assigned Numbers" RFC - [ASSIGNED] that was in effect at the time of implementation. */ - int AdvCurHopLimit; - struct timeval lastadvcurhoplimit; - -#define RTADV_DEFAULT_HOPLIMIT 64 /* 64 hops */ - - /* 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. A - value of zero indicates that the router is not to be used as a - default router. - - Default: 3 * MaxRtrAdvInterval */ - int AdvDefaultLifetime; -#define RTADV_MAX_RTRLIFETIME 9000 /* 2.5 hours */ - - /* A list of prefixes to be placed in Prefix Information options in - Router Advertisement messages sent from the interface. - - Default: all prefixes that the router advertises via routing - protocols as being on-link for the interface from which the - advertisement is sent. The link-local prefix SHOULD NOT be - included in the list of advertised prefixes. */ - struct list *AdvPrefixList; - - /* The true/false value to be placed in the "Home agent" - flag field in the Router Advertisement. See [RFC6275 7.1]. - - Default: false */ - int AdvHomeAgentFlag; -#ifndef ND_RA_FLAG_HOME_AGENT -#define ND_RA_FLAG_HOME_AGENT 0x20 -#endif - - /* The value to be placed in Home Agent Information option if Home - Flag is set. - Default: 0 */ - int HomeAgentPreference; - - /* The value to be placed in Home Agent Information option if Home - Flag is set. Lifetime (seconds) MUST not be greater than 18.2 - hours. - The value 0 has special meaning: use of AdvDefaultLifetime value. - - Default: 0 */ - int HomeAgentLifetime; -#define RTADV_MAX_HALIFETIME 65520 /* 18.2 hours */ - - /* The true/false value to insert or not an Advertisement Interval - option. See [RFC 6275 7.3] - - Default: false */ - int AdvIntervalOption; - - /* The value to be placed in the Default Router Preference field of - a router advertisement. See [RFC 4191 2.1 & 2.2] - - Default: 0 (medium) */ - int DefaultPreference; -#define RTADV_PREF_MEDIUM 0x0 /* Per RFC4191. */ - - /* - * List of recursive DNS servers to include in the RDNSS option. - * See [RFC8106 5.1] - * - * Default: empty list; do not emit RDNSS option - */ - struct list *AdvRDNSSList; - - /* - * List of DNS search domains to include in the DNSSL option. - * See [RFC8106 5.2] - * - * Default: empty list; do not emit DNSSL option - */ - struct list *AdvDNSSLList; - - /* - * rfc4861 states RAs must be sent at least 3 seconds apart. - * We allow faster retransmits to speed up convergence but can - * turn that capability off to meet the rfc if needed. - */ - bool UseFastRexmit; /* True if fast rexmits are enabled */ - - uint8_t inFastRexmit; /* True if we're rexmits faster than usual */ - - /* Track if RA was configured by BGP or by the Operator or both */ - uint8_t 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 */ - -#define RTADV_FAST_REXMIT_PERIOD 1 /* 1 sec */ -#define RTADV_NUM_FAST_REXMITS 4 /* Fast Rexmit RA 4 times on certain events */ -}; - -struct rtadv_rdnss { - /* Address of recursive DNS server to advertise */ - struct in6_addr addr; - - /* - * Lifetime in seconds; all-ones means infinity, zero - * stop using it. - */ - uint32_t lifetime; - - /* If lifetime not set, use a default of 3*MaxRtrAdvInterval */ - int lifetime_set; -}; - -/* - * [RFC1035 2.3.4] sets the maximum length of a domain name (a sequence of - * labels, each prefixed by a length octet) at 255 octets. - */ -#define RTADV_MAX_ENCODED_DOMAIN_NAME 255 - -struct rtadv_dnssl { - /* Domain name without trailing root zone dot (NUL-terminated) */ - char name[RTADV_MAX_ENCODED_DOMAIN_NAME - 1]; - - /* Name encoded as in [RFC1035 3.1] */ - uint8_t encoded_name[RTADV_MAX_ENCODED_DOMAIN_NAME]; - - /* Actual length of encoded_name */ - size_t encoded_len; - - /* Lifetime as for RDNSS */ - uint32_t lifetime; - int lifetime_set; -}; - -#endif /* HAVE_RTADV */ - /* Zebra interface type - ones of interest. */ enum zebra_iftype { ZEBRA_IF_OTHER = 0, /* Anything else */ @@ -361,10 +150,8 @@ struct zebra_if { unsigned int down_count; char down_last[FRR_TIMESTAMP_LEN]; -#if defined(HAVE_RTADV) struct rtadvconf rtadv; unsigned int ra_sent, ra_rcvd; -#endif /* HAVE_RTADV */ struct irdp_interface *irdp; |