Follow-up commit on integrated BIRD

Use net_addr for interface address prefixes, support net_addr in
configuration parser.
This commit is contained in:
Ondrej Zajicek (work) 2015-11-12 02:03:59 +01:00
parent fe9f1a6ded
commit d44e686e9b
22 changed files with 163 additions and 149 deletions

View file

@ -41,6 +41,8 @@ CF_DECLS
ip_addr a;
ip4_addr ip4;
ip6_addr ip6;
net_addr_union net;
net_addr *net_ptr;
struct symbol *s;
char *t;
struct rtable_config *r;
@ -78,10 +80,11 @@ CF_DECLS
%type <i32> expr_us
%type <time> datetime
%type <a> ipa ipa_raw
%type <px> prefix prefix_or_ipa
%type <t> text
%type <t> text_or_none
%type <t> opttext
%type <px> prefix
%type <net> net_ip4 net_ip6 net_ip net_or_ipa
%type <net_ptr> net_any
%type <t> text opttext
%nonassoc PREFIX_DUMMY
%left AND OR
@ -169,6 +172,25 @@ ipa_scope:
| '%' SYM { $$ = if_get_by_name($2->name); }
;
/* XXXX - symbols and tests */
net_ip4: IP4 pxlen { $$.ip4 = NET_ADDR_IP4($1, $2); }
net_ip6: IP6 pxlen { $$.ip6 = NET_ADDR_IP6($1, $2); }
net_ip: net_ip4 | net_ip6 ;
net_any: net_ip { $$ = cfg_alloc($1.n.length); net_copy($$, &($1.n)); }
net_or_ipa:
net_ip4
| net_ip6
| IP4 { $$.ip4 = NET_ADDR_IP4($1, IP4_MAX_PREFIX_LENGTH); }
| IP6 { $$.ip6 = NET_ADDR_IP6($1, IP6_MAX_PREFIX_LENGTH); }
;
prefix:
ipa pxlen {
if (!ip_is_prefix($1, $2)) cf_error("Invalid prefix");
@ -176,11 +198,6 @@ prefix:
}
;
prefix_or_ipa:
prefix
| ipa { $$.addr = $1; $$.len = BITS_PER_IP_ADDRESS; }
;
pxlen:
'/' expr {
if ($2 < 0 || $2 > BITS_PER_IP_ADDRESS) cf_error("Invalid prefix length %d", $2);
@ -208,11 +225,6 @@ text:
}
;
text_or_none:
TEXT { $$ = $1; }
| { $$ = NULL; }
;
opttext:
TEXT
| /* empty */ { $$ = NULL; }

View file

@ -24,8 +24,8 @@ typedef struct net_addr {
u8 type;
u8 pxlen;
u16 length;
u8 data[16];
u64 align[0];
u32 space[4];
} net_addr;
typedef struct net_addr_ip4 {
@ -207,6 +207,9 @@ int net_classify(const net_addr *N);
char * net_format(const net_addr *N, char *buf, int buflen);
int ipa_in_netX(const ip_addr A, const net_addr *N);
int net_in_netX(const net_addr *A, const net_addr *N);
#endif

View file

@ -30,7 +30,7 @@ iface_patt_check(void)
struct iface_patt_node *pn;
WALK_LIST(pn, this_ipatt->ipn_list)
if (!pn->pattern || pn->pxlen)
if (!pn->pattern || pn->prefix.pxlen) /* XXXX */
cf_error("Interface name/mask expected, not IP prefix");
}
@ -284,9 +284,8 @@ iface_patt_node_init:
;
iface_patt_node_body:
TEXT { this_ipn->pattern = $1; this_ipn->prefix = IPA_NONE; this_ipn->pxlen = 0; }
| prefix_or_ipa { this_ipn->pattern = NULL; this_ipn->prefix = $1.addr; this_ipn->pxlen = $1.len; }
| TEXT prefix_or_ipa { this_ipn->pattern = $1; this_ipn->prefix = $2.addr; this_ipn->pxlen = $2.len; }
TEXT { this_ipn->pattern = $1; net_fill_ip6(&this_ipn->prefix, IP6_NONE, 0); /* XXXX */ }
| opttext net_or_ipa { this_ipn->pattern = $1; this_ipn->prefix = $2.n; }
;
iface_negate:
@ -479,11 +478,11 @@ r_args:
$$->prefix = $2.addr;
$$->pxlen = $2.len;
}
| r_args FOR prefix_or_ipa {
| r_args FOR net_or_ipa {
$$ = $1;
if ($$->pxlen != 256) cf_error("Only one prefix expected");
$$->prefix = $3.addr;
$$->pxlen = $3.len;
$$->prefix = IPA_NONE; /* XXXX */
$$->pxlen = 0; /* XXXX */
$$->show_for = 1;
}
| r_args TABLE SYM {

View file

@ -46,7 +46,7 @@ list iface_list;
void
ifa_dump(struct ifa *a)
{
debug("\t%I, net %I/%-2d bc %I -> %I%s%s%s\n", a->ip, a->prefix, a->pxlen, a->brd, a->opposite,
debug("\t%I, net %N bc %I -> %I%s%s%s\n", a->ip, &a->prefix, a->brd, a->opposite,
(a->flags & IF_UP) ? "" : " DOWN",
(a->flags & IA_PRIMARY) ? "" : " SEC",
(a->flags & IA_PEER) ? "PEER" : "");
@ -141,10 +141,9 @@ ifa_send_notify(struct proto *p, unsigned c, struct ifa *a)
if (p->ifa_notify)
{
if (p->debug & D_IFACES)
log(L_TRACE "%s < %s address %I/%d on interface %s %s",
log(L_TRACE "%s < %s address %N on interface %s %s",
p->name, (a->flags & IA_PRIMARY) ? "primary" : "secondary",
a->prefix, a->pxlen, a->iface->name,
(c & IF_CHANGE_UP) ? "added" : "removed");
&a->prefix, a->iface->name, (c & IF_CHANGE_UP) ? "added" : "removed");
p->ifa_notify(p, c, a);
}
}
@ -500,8 +499,7 @@ ifa_recalc_all_primary_addresses(void)
static inline int
ifa_same(struct ifa *a, struct ifa *b)
{
return ipa_equal(a->ip, b->ip) && ipa_equal(a->prefix, b->prefix) &&
a->pxlen == b->pxlen;
return ipa_equal(a->ip, b->ip) && net_equal(&a->prefix, &b->prefix);
}
@ -586,7 +584,6 @@ ifa_delete(struct ifa *a)
u32
if_choose_router_id(struct iface_patt *mask, u32 old_id)
{
#ifndef IPV6
struct iface *i;
struct ifa *a, *b;
@ -599,6 +596,9 @@ if_choose_router_id(struct iface_patt *mask, u32 old_id)
WALK_LIST(a, i->addrs)
{
if (a->prefix.type != NET_IP4)
continue;
if (a->flags & IA_SECONDARY)
continue;
@ -623,10 +623,6 @@ if_choose_router_id(struct iface_patt *mask, u32 old_id)
log(L_INFO "Chosen router ID %R according to interface %s", id, b->iface->name);
return id;
#else
return 0;
#endif
}
/**
@ -669,17 +665,17 @@ iface_patt_match(struct iface_patt *ifp, struct iface *i, struct ifa *a)
continue;
}
if (p->pxlen == 0)
if (p->prefix.pxlen == 0)
return pos;
if (!a)
continue;
if (ipa_in_net(a->ip, p->prefix, p->pxlen))
if (ipa_in_netX(a->ip, &p->prefix))
return pos;
if ((a->flags & IA_PEER) &&
ipa_in_net(a->opposite, p->prefix, p->pxlen))
ipa_in_netX(a->opposite, &p->prefix))
return pos;
continue;
@ -713,8 +709,7 @@ iface_plists_equal(struct iface_patt *pa, struct iface_patt *pb)
(!x->pattern && y->pattern) || /* This nasty lines where written by me... :-( Feela */
(!y->pattern && x->pattern) ||
((x->pattern != y->pattern) && strcmp(x->pattern, y->pattern)) ||
!ipa_equal(x->prefix, y->prefix) ||
(x->pxlen != y->pxlen))
!net_equal(&x->prefix, &y->prefix))
return 0;
x = (void *) x->n.next;
y = (void *) y->n.next;
@ -754,7 +749,7 @@ if_show_addr(struct ifa *a)
else
opp[0] = 0;
cli_msg(-1003, "\t%I/%d (%s%s, scope %s)",
a->ip, a->pxlen,
a->ip, a->prefix.pxlen,
(a->flags & IA_PRIMARY) ? "Primary" : (a->flags & IA_SECONDARY) ? "Secondary" : "Unselected",
opp, ip_scope_text(a->scope));
}
@ -804,7 +799,7 @@ if_show_summary(void)
WALK_LIST(i, iface_list)
{
if (i->addr)
bsprintf(addr, "%I/%d", i->addr->ip, i->addr->pxlen);
bsprintf(addr, "%I/%d", i->addr->ip, i->addr->prefix.pxlen);
else
addr[0] = 0;
cli_msg(-1005, "%-9s %-5s %s", i->name, (i->flags & IF_UP) ? "up" : "DOWN", addr);

View file

@ -19,9 +19,8 @@ struct pool;
struct ifa { /* Interface address */
node n;
struct iface *iface; /* Interface this address belongs to */
net_addr prefix; /* Network prefix */
ip_addr ip; /* IP address of this host */
ip_addr prefix; /* Network prefix */
unsigned pxlen; /* Prefix length */
ip_addr brd; /* Broadcast address */
ip_addr opposite; /* Opposite end of a point-to-point link */
unsigned scope; /* Interface address scope */
@ -148,8 +147,7 @@ struct iface_patt_node {
node n;
int positive;
byte *pattern;
ip_addr prefix;
int pxlen;
net_addr prefix;
};
struct iface_patt {

View file

@ -79,7 +79,7 @@ if_connected(ip_addr *a, struct iface *i, struct ifa **ap)
}
else
{
if (ipa_in_net(*a, b->prefix, b->pxlen))
if (ipa_in_netX(*a, &b->prefix))
{
#ifndef IPV6
if ((b->pxlen < (BITS_PER_IP_ADDRESS - 1)) &&

View file

@ -45,7 +45,7 @@ dev_ifa_notify(struct proto *p, unsigned c, struct ifa *ad)
net *n;
DBG("dev_if_notify: %s:%I going down\n", ad->iface->name, ad->ip);
n = net_find_ipa(p->table, ad->prefix, ad->pxlen);
n = net_find(p->table, &ad->prefix);
if (!n)
{
DBG("dev_if_notify: device shutdown: prefix not found\n");
@ -77,7 +77,7 @@ dev_ifa_notify(struct proto *p, unsigned c, struct ifa *ad)
};
a = rta_lookup(&a0);
n = net_get_ipa(p->table, ad->prefix, ad->pxlen);
n = net_get(p->table, &ad->prefix);
e = rte_get_temp(a);
e->net = n;
e->pflags = 0;

View file

@ -211,10 +211,10 @@ ospf_stubnet:
;
ospf_stubnet_start:
prefix {
net_ip {
this_stubnet = cfg_allocz(sizeof(struct ospf_stubnet_config));
add_tail(&this_area->stubnet_list, NODE this_stubnet);
this_stubnet->px = $1;
this_stubnet->prefix = $1.n;
this_stubnet->cost = COST_D;
}
;
@ -321,12 +321,11 @@ pref_list:
pref_item: pref_base pref_opt ';' ;
pref_base: prefix
pref_base: net_ip
{
this_pref = cfg_allocz(sizeof(struct area_net_config));
add_tail(this_nets, NODE this_pref);
this_pref->px.addr = $1.addr;
this_pref->px.len = $1.len;
this_pref->prefix = $1.n;
}
;

View file

@ -74,7 +74,7 @@ ospf_send_hello(struct ospf_iface *ifa, int kind, struct ospf_neighbor *dirn)
((ifa->type == OSPF_IT_PTP) && !ifa->ptp_netmask))
ps->netmask = 0;
else
ps->netmask = htonl(u32_mkmask(ifa->addr->pxlen));
ps->netmask = htonl(u32_mkmask(ifa->addr->prefix.pxlen));
ps->helloint = ntohs(ifa->helloint);
ps->options = ifa->oa->options;
@ -198,7 +198,7 @@ ospf_receive_hello(struct ospf_packet *pkt, struct ospf_iface *ifa,
/* RFC 2328 10.5 */
/*
* We may not yet havethe associate neighbor, so we use Router ID from the
* We may not yet have the associate neighbor, so we use Router ID from the
* packet instead of one from the neighbor structure for log messages.
*/
u32 rcv_rid = ntohl(pkt->routerid);
@ -224,7 +224,7 @@ ospf_receive_hello(struct ospf_packet *pkt, struct ospf_iface *ifa,
int pxlen = u32_masklen(ntohl(ps->netmask));
if ((ifa->type != OSPF_IT_VLINK) &&
(ifa->type != OSPF_IT_PTP) &&
(pxlen != ifa->addr->pxlen))
(pxlen != ifa->addr->prefix.pxlen))
DROP("prefix length mismatch", pxlen);
neighbors = ps->neighbors;

View file

@ -237,8 +237,8 @@ ospf_iface_down(struct ospf_iface *ifa)
OSPF_TRACE(D_EVENTS, "Removing interface %s (peer %I) from area %R",
ifa->ifname, ifa->addr->opposite, ifa->oa->areaid);
else
OSPF_TRACE(D_EVENTS, "Removing interface %s (%I/%d) from area %R",
ifa->ifname, ifa->addr->prefix, ifa->addr->pxlen, ifa->oa->areaid);
OSPF_TRACE(D_EVENTS, "Removing interface %s (%N) from area %R",
ifa->ifname, &ifa->addr->prefix, ifa->oa->areaid);
/* First of all kill all the related vlinks */
WALK_LIST(iff, p->iface_list)
@ -550,8 +550,8 @@ ospf_iface_new(struct ospf_area *oa, struct ifa *addr, struct ospf_iface_patt *i
OSPF_TRACE(D_EVENTS, "Adding interface %s (peer %I) to area %R",
iface->name, addr->opposite, oa->areaid);
else
OSPF_TRACE(D_EVENTS, "Adding interface %s (%I/%d) to area %R",
iface->name, addr->prefix, addr->pxlen, oa->areaid);
OSPF_TRACE(D_EVENTS, "Adding interface %s (%N) to area %R",
iface->name, &addr->prefix, oa->areaid);
pool = rp_new(p->p.pool, "OSPF Interface");
ifa = mb_allocz(pool, sizeof(struct ospf_iface));
@ -627,7 +627,7 @@ ospf_iface_new(struct ospf_area *oa, struct ifa *addr, struct ospf_iface_patt *i
should be used). Because OSPFv3 iface is not subnet-specific,
there is no need for ipa_in_net() check */
if (ospf_is_v2(p) && !ipa_in_net(nb->ip, addr->prefix, addr->pxlen))
if (ospf_is_v2(p) && !ipa_in_netX(nb->ip, &addr->prefix))
continue;
if (ospf_is_v3(p) && !ipa_is_link_local(nb->ip))
@ -640,7 +640,7 @@ ospf_iface_new(struct ospf_area *oa, struct ifa *addr, struct ospf_iface_patt *i
add_tail(&oa->po->iface_list, NODE ifa);
struct object_lock *lock = olock_new(pool);
lock->addr = ospf_is_v2(p) ? ifa->addr->prefix : IPA_NONE;
lock->addr = ospf_is_v2(p) ? ipa_from_ip4(net4_prefix(&ifa->addr->prefix)) : IPA_NONE;
lock->type = OBJLOCK_IP;
lock->port = OSPF_PROTO;
lock->inst = ifa->instance_id;
@ -886,7 +886,7 @@ ospf_iface_reconfigure(struct ospf_iface *ifa, struct ospf_iface_patt *new)
WALK_LIST(nb, new->nbma_list)
{
/* See related note in ospf_iface_new() */
if (ospf_is_v2(p) && !ipa_in_net(nb->ip, ifa->addr->prefix, ifa->addr->pxlen))
if (ospf_is_v2(p) && !ipa_in_netX(nb->ip, &ifa->addr->prefix))
continue;
if (ospf_is_v3(p) && !ipa_is_link_local(nb->ip))
@ -1073,6 +1073,9 @@ ospf_ifa_notify2(struct proto *P, uint flags, struct ifa *a)
{
struct ospf_proto *p = (struct ospf_proto *) P;
if (a->prefix.type != NET_IP4)
return;
if (a->flags & IA_SECONDARY)
return;
@ -1102,6 +1105,9 @@ ospf_ifa_notify3(struct proto *P, uint flags, struct ifa *a)
{
struct ospf_proto *p = (struct ospf_proto *) P;
if (a->prefix.type != NET_IP6)
return;
if (a->flags & IA_SECONDARY)
return;
@ -1154,6 +1160,9 @@ ospf_reconfigure_ifaces2(struct ospf_proto *p)
WALK_LIST(a, iface->addrs)
{
if (a->prefix.type != NET_IP4)
continue;
if (a->flags & IA_SECONDARY)
continue;
@ -1172,8 +1181,8 @@ ospf_reconfigure_ifaces2(struct ospf_proto *p)
continue;
/* Hard restart */
log(L_INFO "%s: Restarting interface %s (%I/%d) in area %R",
p->p.name, ifa->ifname, a->prefix, a->pxlen, s.oa->areaid);
log(L_INFO "%s: Restarting interface %s (%N) in area %R",
p->p.name, ifa->ifname, &a->prefix, s.oa->areaid);
ospf_iface_shutdown(ifa);
ospf_iface_remove(ifa);
}
@ -1197,6 +1206,9 @@ ospf_reconfigure_ifaces3(struct ospf_proto *p)
WALK_LIST(a, iface->addrs)
{
if (a->prefix.type != NET_IP6)
continue;
if (a->flags & IA_SECONDARY)
continue;
@ -1328,7 +1340,7 @@ ospf_iface_info(struct ospf_iface *ifa)
else if (ifa->addr->flags & IA_PEER)
cli_msg(-1015, "Interface %s (peer %I)", ifa->ifname, ifa->addr->opposite);
else
cli_msg(-1015, "Interface %s (%I/%d)", ifa->ifname, ifa->addr->prefix, ifa->addr->pxlen);
cli_msg(-1015, "Interface %s (%N)", ifa->ifname, ifa->addr->prefix);
cli_msg(-1015, "\tType: %s%s", ospf_it[ifa->type], more);
cli_msg(-1015, "\tArea: %R (%u)", ifa->oa->areaid, ifa->oa->areaid);

View file

@ -114,7 +114,6 @@ add_area_nets(struct ospf_area *oa, struct ospf_area_config *ac)
struct ospf_proto *p = oa->po;
struct area_net_config *anc;
struct area_net *an;
net_addr net;
fib_init(&oa->net_fib, p->p.pool, ospf_is_v2(p) ? NET_IP4 : NET_IP6,
sizeof(struct area_net), OFFSETOF(struct area_net, fn), 0, NULL);
@ -123,17 +122,13 @@ add_area_nets(struct ospf_area *oa, struct ospf_area_config *ac)
WALK_LIST(anc, ac->net_list)
{
/* XXXX we should dispatch by ospf version, not by px.addr */
net_fill_ipa(&net, anc->px.addr, anc->px.len);
an = fib_get(&oa->net_fib, &net);
an = fib_get(&oa->net_fib, &anc->prefix);
an->hidden = anc->hidden;
}
WALK_LIST(anc, ac->enet_list)
{
/* XXXX ditto */
net_fill_ipa(&net, anc->px.addr, anc->px.len);
an = fib_get(&oa->enet_fib, &net);
an = fib_get(&oa->enet_fib, &anc->prefix);
an->hidden = anc->hidden;
an->tag = anc->tag;
}

View file

@ -125,7 +125,7 @@ struct ospf_area_config
struct area_net_config
{
node n;
struct prefix px;
net_addr prefix;
u32 tag;
u8 hidden;
};
@ -142,7 +142,7 @@ struct area_net
struct ospf_stubnet_config
{
node n;
struct prefix px;
net_addr prefix;
u32 cost;
u8 hidden;
u8 summary;

View file

@ -236,7 +236,7 @@ ospf_rx_hook(sock *sk, int len)
return 1;
int src_local, dst_local, dst_mcast;
src_local = ipa_in_net(sk->faddr, ifa->addr->prefix, ifa->addr->pxlen);
src_local = ipa_in_netX(sk->faddr, &ifa->addr->prefix);
dst_local = ipa_equal(sk->laddr, ifa->addr->ip);
dst_mcast = ipa_equal(sk->laddr, ifa->all_routers) || ipa_equal(sk->laddr, ifa->des_routers);

View file

@ -629,12 +629,12 @@ configured_stubnet(struct ospf_area *oa, struct ifa *a)
{
if (sn->summary)
{
if (ipa_in_net(a->prefix, sn->px.addr, sn->px.len) && (a->pxlen >= sn->px.len))
if (net_in_netX(&a->prefix, &sn->prefix))
return 1;
}
else
{
if (ipa_equal(a->prefix, sn->px.addr) && (a->pxlen == sn->px.len))
if (net_equal(&a->prefix, &sn->prefix))
return 1;
}
}
@ -782,7 +782,8 @@ prepare_rt2_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
(ifa->type == OSPF_IT_PTMP))
add_rt2_lsa_link(p, LSART_STUB, ipa_to_u32(ifa->addr->ip), 0xffffffff, 0);
else
add_rt2_lsa_link(p, LSART_STUB, ipa_to_u32(ifa->addr->prefix), u32_mkmask(ifa->addr->pxlen), ifa->cost);
add_rt2_lsa_link(p, LSART_STUB, ip4_to_u32(net4_prefix(&ifa->addr->prefix)),
u32_mkmask(net4_pxlen(&ifa->addr->prefix)), ifa->cost);
i++;
ifa->rt_pos_end = i;
@ -791,7 +792,8 @@ prepare_rt2_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
struct ospf_stubnet_config *sn;
WALK_LIST(sn, oa->ac->stubnet_list)
if (!sn->hidden)
add_rt2_lsa_link(p, LSART_STUB, ipa_to_u32(sn->px.addr), u32_mkmask(sn->px.len), sn->cost), i++;
add_rt2_lsa_link(p, LSART_STUB, ip4_to_u32(net4_prefix(&sn->prefix)),
u32_mkmask(net4_pxlen(&sn->prefix)), sn->cost), i++;
struct ospf_lsa_rt *rt = p->lsab;
/* Store number of links in lower half of options */
@ -908,7 +910,7 @@ prepare_net2_lsa_body(struct ospf_proto *p, struct ospf_iface *ifa)
ASSERT(p->lsab_used == 0);
net = lsab_alloc(p, sizeof(struct ospf_lsa_net) + 4 * nodes);
net->optx = u32_mkmask(ifa->addr->pxlen);
net->optx = u32_mkmask(ifa->addr->prefix.pxlen);
net->routers[0] = p->router_id;
WALK_LIST(n, ifa->neigh_list)
@ -1179,7 +1181,7 @@ use_gw_for_fwaddr(struct ospf_proto *p, ip_addr gw, struct iface *iface)
WALK_LIST(ifa, p->iface_list)
if ((ifa->iface == iface) &&
(!ospf_is_v2(p) || ipa_in_net(gw, ifa->addr->prefix, ifa->addr->pxlen)))
(!ospf_is_v2(p) || ipa_in_netX(gw, &ifa->addr->prefix)))
return 1;
return 0;
@ -1217,7 +1219,8 @@ find_surrogate_fwaddr(struct ospf_proto *p, struct ospf_area *oa)
{
WALK_LIST(a, ifa->iface->addrs)
{
if ((a->flags & IA_SECONDARY) ||
if ((a->prefix.type != NET_IP6) ||
(a->flags & IA_SECONDARY) ||
(a->flags & IA_PEER) ||
(a->scope <= SCOPE_LINK))
continue;
@ -1310,12 +1313,11 @@ ospf_rt_notify(struct proto *P, rtable *tbl UNUSED, net *n, rte *new, rte *old U
*/
static inline void
lsab_put_prefix(struct ospf_proto *p, ip6_addr prefix, u32 pxlen, u32 cost)
lsab_put_prefix(struct ospf_proto *p, net_addr *net, u32 cost)
{
net_addr_ip6 net = NET_ADDR_IP6(prefix, pxlen);
void *buf = lsab_alloc(p, IPV6_PREFIX_SPACE(pxlen));
u8 flags = (pxlen < IP6_MAX_PREFIX_LENGTH) ? 0 : OPT_PX_LA;
ospf_put_ipv6_prefix(buf, (net_addr *) &net, flags, cost);
void *buf = lsab_alloc(p, IPV6_PREFIX_SPACE(net6_pxlen(net)));
u8 flags = (net6_pxlen(net) < IP6_MAX_PREFIX_LENGTH) ? 0 : OPT_PX_LA;
ospf_put_ipv6_prefix(buf, net, flags, cost);
}
static void
@ -1333,11 +1335,12 @@ prepare_link_lsa_body(struct ospf_proto *p, struct ospf_iface *ifa)
struct ifa *a;
WALK_LIST(a, ifa->iface->addrs)
{
if ((a->flags & IA_SECONDARY) ||
(a->scope < SCOPE_SITE))
if ((a->prefix.type != NET_IP6) ||
(a->flags & IA_SECONDARY) ||
(a->scope <= SCOPE_LINK))
continue;
lsab_put_prefix(p, a->prefix, a->pxlen, 0);
lsab_put_prefix(p, &a->prefix, 0);
i++;
}
@ -1404,12 +1407,13 @@ prepare_prefix_rt_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
struct ifa *a;
WALK_LIST(a, ifa->iface->addrs)
{
if ((a->flags & IA_SECONDARY) ||
if ((a->prefix.type != NET_IP6) ||
(a->flags & IA_SECONDARY) ||
(a->flags & IA_PEER) ||
(a->scope <= SCOPE_LINK))
continue;
if (((a->pxlen < IP6_MAX_PREFIX_LENGTH) && net_lsa) ||
if (((a->prefix.pxlen < IP6_MAX_PREFIX_LENGTH) && net_lsa) ||
configured_stubnet(oa, a))
continue;
@ -1417,11 +1421,12 @@ prepare_prefix_rt_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
(ifa->state == OSPF_IS_LOOP) ||
(ifa->type == OSPF_IT_PTMP))
{
lsab_put_prefix(p, a->ip, IP6_MAX_PREFIX_LENGTH, 0);
net_addr_ip6 net = NET_ADDR_IP6(a->ip, IP6_MAX_PREFIX_LENGTH);
lsab_put_prefix(p, (net_addr *) &net, 0);
host_addr = 1;
}
else
lsab_put_prefix(p, a->prefix, a->pxlen, ifa->cost);
lsab_put_prefix(p, &a->prefix, ifa->cost);
i++;
}
@ -1432,8 +1437,8 @@ prepare_prefix_rt_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
WALK_LIST(sn, oa->ac->stubnet_list)
if (!sn->hidden)
{
lsab_put_prefix(p, sn->px.addr, sn->px.len, sn->cost);
if (sn->px.len == IP6_MAX_PREFIX_LENGTH)
lsab_put_prefix(p, &sn->prefix, sn->cost);
if (sn->prefix.pxlen == IP6_MAX_PREFIX_LENGTH)
host_addr = 1;
i++;
}
@ -1450,11 +1455,14 @@ prepare_prefix_rt_lsa_body(struct ospf_proto *p, struct ospf_area *oa)
struct ifa *a;
WALK_LIST(a, ifa->iface->addrs)
{
if ((a->flags & IA_SECONDARY) || (a->scope <= SCOPE_LINK))
if ((a->prefix.type != NET_IP6) ||
(a->flags & IA_SECONDARY) ||
(a->scope <= SCOPE_LINK))
continue;
/* Found some IP */
lsab_put_prefix(p, a->ip, IP6_MAX_PREFIX_LENGTH, 0);
net_addr_ip6 net = NET_ADDR_IP6(a->ip, IP6_MAX_PREFIX_LENGTH);
lsab_put_prefix(p, (net_addr *) &net, 0);
i++;
goto done;
}

View file

@ -53,9 +53,8 @@ radv_proto_item:
| PREFIX radv_prefix { add_tail(&RADV_CFG->pref_list, NODE this_radv_prefix); }
| RDNSS { init_list(&radv_dns_list); } radv_rdnss { add_tail_list(&RADV_CFG->rdnss_list, &radv_dns_list); }
| DNSSL { init_list(&radv_dns_list); } radv_dnssl { add_tail_list(&RADV_CFG->dnssl_list, &radv_dns_list); }
| TRIGGER prefix {
RADV_CFG->trigger_prefix = $2.addr;
RADV_CFG->trigger_pxlen = $2.len;
| TRIGGER net_any {
RADV_CFG->trigger = $2;
RADV_CFG->trigger_valid = 1;
}
;
@ -148,11 +147,10 @@ radv_iface:
radv_iface_start iface_patt_list_nopx radv_iface_opt_list radv_iface_finish;
radv_prefix_start: prefix
radv_prefix_start: net_ip6
{
this_radv_prefix = cfg_allocz(sizeof(struct radv_prefix_config));
RADV_PREFIX->prefix = $1.addr;
RADV_PREFIX->pxlen = $1.len;
RADV_PREFIX->prefix = $1.ip6;
RADV_PREFIX->onlink = 1;
RADV_PREFIX->autonomous = 1;

View file

@ -38,7 +38,7 @@ struct radv_opt_prefix
u32 valid_lifetime;
u32 preferred_lifetime;
u32 reserved;
ip_addr prefix;
ip6_addr prefix;
};
#define OPT_PX_ONLINK 0x80
@ -58,7 +58,7 @@ struct radv_opt_rdnss
u8 length;
u16 reserved;
u32 lifetime;
ip_addr servers[];
ip6_addr servers[];
};
struct radv_opt_dnssl
@ -90,11 +90,11 @@ radv_prefix_match(struct radv_iface *ifa, struct ifa *a)
return NULL;
WALK_LIST(pc, ifa->cf->pref_list)
if ((a->pxlen >= pc->pxlen) && ipa_in_net(a->prefix, pc->prefix, pc->pxlen))
if (net_in_netX(&a->prefix, (net_addr *) &pc->prefix))
return pc;
WALK_LIST(pc, cf->pref_list)
if ((a->pxlen >= pc->pxlen) && ipa_in_net(a->prefix, pc->prefix, pc->pxlen))
if (net_in_netX(&a->prefix, (net_addr *) &pc->prefix))
return pc;
return &default_prefix;
@ -109,7 +109,7 @@ radv_prepare_rdnss(struct radv_iface *ifa, list *rdnss_list, char **buf, char *b
{
struct radv_rdnss_config *rcf_base = rcf;
struct radv_opt_rdnss *op = (void *) *buf;
int max_i = (bufend - *buf - sizeof(struct radv_opt_rdnss)) / sizeof(ip_addr);
int max_i = (bufend - *buf - sizeof(struct radv_opt_rdnss)) / sizeof(ip6_addr);
int i = 0;
if (max_i < 1)
@ -130,8 +130,7 @@ radv_prepare_rdnss(struct radv_iface *ifa, list *rdnss_list, char **buf, char *b
if (i >= max_i)
goto too_much;
op->servers[i] = rcf->server;
ipa_hton(op->servers[i]);
op->servers[i] = ip6_hton(rcf->server);
i++;
rcf = NODE_NEXT(rcf);
@ -273,6 +272,9 @@ radv_prepare_ra(struct radv_iface *ifa)
struct ifa *addr;
WALK_LIST(addr, ifa->iface->addrs)
{
if (addr->prefix.type != NET_IP6)
continue;
struct radv_prefix_config *pc;
pc = radv_prefix_match(ifa, addr);
@ -288,7 +290,7 @@ radv_prepare_ra(struct radv_iface *ifa)
struct radv_opt_prefix *op = (void *) buf;
op->type = OPT_PREFIX;
op->length = 4;
op->pxlen = addr->pxlen;
op->pxlen = net6_pxlen(&addr->prefix);
op->flags = (pc->onlink ? OPT_PX_ONLINK : 0) |
(pc->autonomous ? OPT_PX_AUTONOMOUS : 0);
op->valid_lifetime = (ra->active || !pc->valid_lifetime_sensitive) ?
@ -296,8 +298,7 @@ radv_prepare_ra(struct radv_iface *ifa)
op->preferred_lifetime = (ra->active || !pc->preferred_lifetime_sensitive) ?
htonl(pc->preferred_lifetime) : 0;
op->reserved = 0;
op->prefix = addr->prefix;
ipa_hton(op->prefix);
op->prefix = ip6_hton(net6_prefix(&addr->prefix));
buf += sizeof(*op);
}

View file

@ -143,7 +143,7 @@ find_lladdr(struct iface *iface)
{
struct ifa *a;
WALK_LIST(a, iface->addrs)
if (a->scope == SCOPE_LINK)
if ((a->prefix.type == NET_IP6) && (a->scope == SCOPE_LINK))
return a;
return NULL;

View file

@ -82,8 +82,7 @@ struct radv_iface_config
struct radv_prefix_config
{
node n;
ip_addr prefix;
int pxlen;
net_addr_ip6 prefix;
u8 skip; /* Do not include this prefix to RA */
u8 onlink; /* Standard options from RFC 4261 */
@ -99,7 +98,7 @@ struct radv_rdnss_config
node n;
u32 lifetime; /* Valid if lifetime_mult is 0 */
u16 lifetime_mult; /* Lifetime specified as multiple of max_ra_int */
ip_addr server; /* IP address of recursive DNS server */
ip6_addr server; /* IP address of recursive DNS server */
};
struct radv_dnssl_config

View file

@ -52,11 +52,10 @@ static_proto:
| static_proto stat_route stat_route_opt_list ';' { static_route_finish(); }
;
stat_route0: ROUTE prefix {
stat_route0: ROUTE net_any {
this_srt = cfg_allocz(sizeof(struct static_route));
add_tail(&STATIC_CFG->other_routes, &this_srt->n);
this_srt->net = $2.addr;
this_srt->masklen = $2.len;
this_srt->net = $2;
this_srt_last_cmd = &(this_srt->cmds);
}
;
@ -72,7 +71,7 @@ stat_multipath1:
this_srt_nh->use_bfd = -1; /* undefined */
}
| stat_multipath1 WEIGHT expr {
this_srt_nh->masklen = $3 - 1; /* really */
this_srt_nh->weight = $3 - 1;
if (($3<1) || ($3>256)) cf_error("Weight must be in range 1-256");
}
| stat_multipath1 BFD bool {

View file

@ -26,7 +26,7 @@
* nodes (of dest RTD_NONE), which stores info about nexthops and are
* connected to neighbor entries and neighbor notifications. Dummy
* nodes are chained using mp_next, they aren't in other_routes list,
* and abuse some fields (masklen, if_name) for other purposes.
* and abuse if_name field for other purposes.
*
* The only other thing worth mentioning is that when asked for reconfiguration,
* Static not only compares the two configurations, but it also calculates
@ -67,7 +67,7 @@ static_install(struct proto *p, struct static_route *r, struct iface *ifa)
if (r->installed > 0)
return;
DBG("Installing static route %I/%d, rtd=%d\n", r->net, r->masklen, r->dest);
DBG("Installing static route %N, rtd=%d\n", r->net, r->dest);
bzero(&a, sizeof(a));
a.src = p->main_source;
a.source = (r->dest == RTD_DEVICE) ? RTS_STATIC_DEVICE : RTS_STATIC;
@ -89,7 +89,7 @@ static_install(struct proto *p, struct static_route *r, struct iface *ifa)
struct mpnh *nh = alloca(sizeof(struct mpnh));
nh->gw = r2->via;
nh->iface = r2->neigh->iface;
nh->weight = r2->masklen; /* really */
nh->weight = r2->weight;
nh->next = NULL;
*nhp = nh;
nhp = &(nh->next);
@ -112,7 +112,7 @@ static_install(struct proto *p, struct static_route *r, struct iface *ifa)
/* We skip rta_lookup() here */
n = net_get_ipa(p->table, r->net, r->masklen);
n = net_get(p->table, r->net);
e = rte_get_temp(&a);
e->net = n;
e->pflags = 0;
@ -135,8 +135,8 @@ static_remove(struct proto *p, struct static_route *r)
if (!r->installed)
return;
DBG("Removing static route %I/%d via %I\n", r->net, r->masklen, r->via);
n = net_find_ipa(p->table, r->net, r->masklen);
DBG("Removing static route %N via %I\n", r->net, r->via);
n = net_find(p->table, r->net);
rte_update(p, n, NULL);
r->installed = 0;
}
@ -186,7 +186,7 @@ static_decide(struct static_config *cf, struct static_route *r)
static void
static_add(struct proto *p, struct static_config *cf, struct static_route *r)
{
DBG("static_add(%I/%d,%d)\n", r->net, r->masklen, r->dest);
DBG("static_add(%N,%d)\n", r->net, r->dest);
switch (r->dest)
{
case RTD_ROUTER:
@ -388,7 +388,7 @@ static_bfd_notify(struct bfd_request *req)
static void
static_dump_rt(struct static_route *r)
{
debug("%-1I/%2d: ", r->net, r->masklen);
debug("%-1N: ", r->net);
switch (r->dest)
{
case RTD_ROUTER:
@ -462,12 +462,6 @@ static_init(struct proto_config *c)
return p;
}
static inline int
static_same_net(struct static_route *x, struct static_route *y)
{
return ipa_equal(x->net, y->net) && (x->masklen == y->masklen);
}
static inline int
static_same_dest(struct static_route *x, struct static_route *y)
{
@ -486,7 +480,10 @@ static_same_dest(struct static_route *x, struct static_route *y)
for (x = x->mp_next, y = y->mp_next;
x && y;
x = x->mp_next, y = y->mp_next)
if (!ipa_equal(x->via, y->via) || (x->via_if != y->via_if) || (x->use_bfd != y->use_bfd))
if (!ipa_equal(x->via, y->via) ||
(x->via_if != y->via_if) ||
(x->use_bfd != y->use_bfd) ||
(x->weight != y->weight))
return 0;
return !x && !y;
@ -521,11 +518,11 @@ static_match(struct proto *p, struct static_route *r, struct static_config *n)
r->neigh->data = NULL;
WALK_LIST(t, n->iface_routes)
if (static_same_net(r, t))
if (net_equal(r->net, t->net))
goto found;
WALK_LIST(t, n->other_routes)
if (static_same_net(r, t))
if (net_equal(r->net, t->net))
goto found;
static_remove(p, r);
@ -659,13 +656,13 @@ static_show_rt(struct static_route *r)
case RTDX_RECURSIVE: bsprintf(via, "recursive %I", r->via); break;
default: bsprintf(via, "???");
}
cli_msg(-1009, "%I/%d %s%s%s", r->net, r->masklen, via,
cli_msg(-1009, "%N %s%s%s", r->net, via,
r->bfd_req ? " (bfd)" : "", r->installed ? "" : " (dormant)");
struct static_route *r2;
if (r->dest == RTD_MULTIPATH)
for (r2 = r->mp_next; r2; r2 = r2->mp_next)
cli_msg(-1009, "\tvia %I%J weight %d%s%s", r2->via, r2->via_if, r2->masklen + 1, /* really */
cli_msg(-1009, "\tvia %I%J weight %d%s%s", r2->via, r2->via_if, r2->weight + 1,
r2->bfd_req ? " (bfd)" : "", r2->installed ? "" : " (dormant)");
}

View file

@ -26,8 +26,7 @@ void static_init_config(struct static_config *);
struct static_route {
node n;
struct static_route *chain; /* Next for the same neighbor */
ip_addr net; /* Network we route */
int masklen; /* Mask length */
net_addr *net; /* Network we route */
int dest; /* Destination type (RTD_*) */
ip_addr via; /* Destination router */
struct iface *via_if; /* Destination iface, for link-local vias */
@ -37,6 +36,7 @@ struct static_route {
struct f_inst *cmds; /* List of commands for setting attributes */
int installed; /* Installed in rt table, -1 for reinstall */
int use_bfd; /* Configured to use BFD */
int weight; /* Multipath next hop weight */
struct bfd_request *bfd_req; /* BFD request, if BFD is used */
};

View file

@ -67,11 +67,10 @@ kif_item:
/* Scan time of 0 means scan on startup only */
THIS_KIF->scan_time = $3;
}
| PRIMARY text_or_none prefix_or_ipa {
| PRIMARY opttext net_or_ipa {
struct kif_primary_item *kpi = cfg_alloc(sizeof (struct kif_primary_item));
kpi->pattern = $2;
kpi->prefix = $3.addr;
kpi->pxlen = $3.len;
kpi->prefix = IPA_NONE; /* XXXX */
kpi->pxlen = 0; /* XXXX */
add_tail(&THIS_KIF->primary, &kpi->n);
}
;