Nest: Minor fixes in show route

This commit is contained in:
Ondrej Zajicek (work) 2017-03-08 16:27:18 +01:00 committed by Jan Moskyto Matejka
parent 7126cadf80
commit 665be7f6bd
4 changed files with 31 additions and 41 deletions

View file

@ -401,6 +401,7 @@ typedef struct rta {
#define RTD_BLACKHOLE 2 /* Silently drop packets */ #define RTD_BLACKHOLE 2 /* Silently drop packets */
#define RTD_UNREACHABLE 3 /* Reject as unreachable */ #define RTD_UNREACHABLE 3 /* Reject as unreachable */
#define RTD_PROHIBIT 4 /* Administratively prohibited */ #define RTD_PROHIBIT 4 /* Administratively prohibited */
#define RTD_MAX 5
/* Flags for net->n.flags, used by kernel syncer */ /* Flags for net->n.flags, used by kernel syncer */
#define KRF_INSTALLED 0x80 /* This route should be installed in the kernel */ #define KRF_INSTALLED 0x80 /* This route should be installed in the kernel */
@ -412,6 +413,11 @@ typedef struct rta {
protocol-specific metric is availabe */ protocol-specific metric is availabe */
const char * rta_dest_names[RTD_MAX];
static inline const char *rta_dest_name(uint n)
{ return (n < RTD_MAX) ? rta_dest_names[n] : "???"; }
/* Route has regular, reachable nexthop (i.e. not RTD_UNREACHABLE and like) */ /* Route has regular, reachable nexthop (i.e. not RTD_UNREACHABLE and like) */
static inline int rte_is_reachable(rte *r) static inline int rte_is_reachable(rte *r)
{ return r->attrs->dest == RTD_UNICAST; } { return r->attrs->dest == RTD_UNICAST; }

View file

@ -58,6 +58,14 @@
#include <stddef.h> #include <stddef.h>
const char * rta_dest_names[RTD_MAX] = {
[RTD_NONE] = "",
[RTD_UNICAST] = "unicast",
[RTD_BLACKHOLE] = "blackhole",
[RTD_UNREACHABLE] = "unreachable",
[RTD_PROHIBIT] = "prohibited",
};
pool *rta_pool; pool *rta_pool;
static slab *rta_slab_[4]; static slab *rta_slab_[4];

View file

@ -50,7 +50,6 @@ static linpool *rte_update_pool;
static list routing_tables; static list routing_tables;
static byte *rt_format_via(rte *e);
static void rt_free_hostcache(rtable *tab); static void rt_free_hostcache(rtable *tab);
static void rt_notify_hostcache(rtable *tab, net *net); static void rt_notify_hostcache(rtable *tab, net *net);
static void rt_update_hostcache(rtable *tab); static void rt_update_hostcache(rtable *tab);
@ -346,7 +345,7 @@ rte_mergable(rte *pri, rte *sec)
static void static void
rte_trace(struct proto *p, rte *e, int dir, char *msg) rte_trace(struct proto *p, rte *e, int dir, char *msg)
{ {
log(L_TRACE "%s %c %s %N %s", p->name, dir, msg, e->net->n.addr, rt_format_via(e)); log(L_TRACE "%s %c %s %N %s", p->name, dir, msg, e->net->n.addr, rta_dest_name(e->attrs->dest));
} }
static inline void static inline void
@ -2400,7 +2399,7 @@ rt_update_hostentry(rtable *tab, struct hostentry *he)
he->igp_metric = rt_get_igp_metric(e); he->igp_metric = rt_get_igp_metric(e);
} }
done: done:
/* Add a prefix range to the trie */ /* Add a prefix range to the trie */
trie_add_prefix(tab->hostcache->trie, &he_addr, pxlen, he_addr.pxlen); trie_add_prefix(tab->hostcache->trie, &he_addr, pxlen, he_addr.pxlen);
@ -2465,25 +2464,6 @@ rta_set_recursive_next_hop(rtable *dep, rta *a, rtable *tab, ip_addr gw, ip_addr
* CLI commands * CLI commands
*/ */
static byte *
rt_format_via(rte *e)
{
rta *a = e->attrs;
/* Max text length w/o IP addr and interface name is 16 */
static byte via[IPA_MAX_TEXT_LENGTH+sizeof(a->nh.iface->name)+16];
switch (a->dest)
{
case RTD_UNICAST: bsprintf(via, "unicast"); break;
case RTD_BLACKHOLE: bsprintf(via, "blackhole"); break;
case RTD_UNREACHABLE: bsprintf(via, "unreachable"); break;
case RTD_PROHIBIT: bsprintf(via, "prohibited"); break;
default: bsprintf(via, "???");
}
return via;
}
static void static void
rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, ea_list *tmpa) rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, ea_list *tmpa)
{ {
@ -2515,26 +2495,31 @@ rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, ea_list *tm
get_route_info(e, info, tmpa); get_route_info(e, info, tmpa);
else else
bsprintf(info, " (%d)", e->pref); bsprintf(info, " (%d)", e->pref);
cli_printf(c, -1007, "%-18s %s [%s %s%s]%s%s", ia, rt_format_via(e), a->src->proto->name,
tm, from, primary ? (sync_error ? " !" : " *") : "", info); cli_printf(c, -1007, "%-18s %s [%s %s%s]%s%s", ia, rta_dest_name(a->dest),
a->src->proto->name, tm, from, primary ? (sync_error ? " !" : " *") : "", info);
if (a->dest == RTD_UNICAST)
for (nh = &(a->nh); nh; nh = nh->next) for (nh = &(a->nh); nh; nh = nh->next)
{ {
char ls[MPLS_MAX_LABEL_STACK*8 + 5]; char *lsp = ls; char mpls[MPLS_MAX_LABEL_STACK*12 + 5], *lsp = mpls;
if (nh->labels) if (nh->labels)
{ {
lsp += bsprintf(lsp, " mpls %d", nh->label[0]); lsp += bsprintf(lsp, " mpls %d", nh->label[0]);
for (int i=1;i<nh->labels; i++) for (int i=1;i<nh->labels; i++)
lsp += bsprintf(lsp, "/%d", nh->label[i]); lsp += bsprintf(lsp, "/%d", nh->label[i]);
*lsp++ = '\0';
} }
*lsp = '\0';
if (a->nh.next) if (a->nh.next)
cli_printf(c, -1007, "\tvia %I%s on %s weight %d", nh->gw, (nh->labels ? ls : ""), nh->iface->name, nh->weight + 1); cli_printf(c, -1007, "\tvia %I%s on %s weight %d", nh->gw, mpls, nh->iface->name, nh->weight + 1);
else else
cli_printf(c, -1007, "\tvia %I%s on %s", nh->gw, (nh->labels ? ls : ""), nh->iface->name); cli_printf(c, -1007, "\tvia %I%s on %s", nh->gw, mpls, nh->iface->name);
} }
if (d->verbose) if (d->verbose)
rta_show(c, a, tmpa); rta_show(c, a, tmpa);
} }
static void static void

View file

@ -570,15 +570,6 @@ static_copy_config(struct proto_config *dest, struct proto_config *src)
} }
} }
static const char * rta_dest_names[] = {
[RTD_NONE] = "",
[RTD_UNICAST] = "unicast",
[RTD_BLACKHOLE] = "blackhole",
[RTD_UNREACHABLE] = "unreachable",
[RTD_PROHIBIT] = "prohibited",
};
static void static void
static_show_rt(struct static_route *r) static_show_rt(struct static_route *r)
{ {