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Merge branch 'master' into int-new

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This commit is contained in:
Ondrej Zajicek (work) 2018-01-23 18:29:32 +01:00
parent ace3072e09 d6cf996151
commit 75d98b6013
9 changed files with 60 additions and 11 deletions
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9
filter/filter.c
View file

@ -587,7 +587,8 @@ val_format_str(struct f_val v) {
static struct tbf rl_runtime_err = TBF_DEFAULT_LOG_LIMITS;
#define runtime(fmt, ...) do { \
log_rl(&rl_runtime_err, L_ERR "filters, line %d: " fmt, what->lineno, ##__VA_ARGS__); \
if (!(f_flags & FF_SILENT)) \
log_rl(&rl_runtime_err, L_ERR "filters, line %d: " fmt, what->lineno, ##__VA_ARGS__); \
res.type = T_RETURN; \
res.val.i = F_ERROR; \
return res; \
@ -903,7 +904,8 @@ interpret(struct f_inst *what)
break;
case P('p',','):
ONEARG;
if (what->a2.i == F_NOP || (what->a2.i != F_NONL && what->a1.p))
if ((what->a2.i == F_NOP || (what->a2.i != F_NONL && what->a1.p)) &&
!(f_flags & FF_SILENT))
log_commit(*L_INFO, &f_buf);
switch (what->a2.i) {
@ -1793,7 +1795,8 @@ f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struc
if (res.type != T_RETURN) {
log_rl(&rl_runtime_err, L_ERR "Filter %s did not return accept nor reject. Make up your mind", filter->name);
if (!(f_flags & FF_SILENT))
log_rl(&rl_runtime_err, L_ERR "Filter %s did not return accept nor reject. Make up your mind", filter->name);
return F_ERROR;
}
DBG( "done (%u)\n", res.val.i );

1
filter/filter.h
View file

@ -208,6 +208,7 @@ struct f_trie
#define NEW_F_VAL struct f_val * val; val = cfg_alloc(sizeof(struct f_val));
#define FF_FORCE_TMPATTR 1 /* Force all attributes to be temporary */
#define FF_SILENT 2 /* Silent filter execution */
/* Bird Tests */
struct f_bt_test_suite {

3
nest/rt-show.c
View file

@ -156,7 +156,8 @@ rt_show_net(struct cli *c, net *n, struct rt_show_data *d)
* command may change the export filter and do not update routes.
*/
int do_export = (ic > 0) ||
(f_run(ec->out_filter, &e, &tmpa, c->show_pool, FF_FORCE_TMPATTR) <= F_ACCEPT);
(f_run(ec->out_filter, &e, &tmpa, c->show_pool,
FF_FORCE_TMPATTR | FF_SILENT) <= F_ACCEPT);
if (do_export != (d->export_mode == RSEM_EXPORT))
goto skip;

6
nest/rt-table.c
View file

@ -387,7 +387,8 @@ export_filter_(struct channel *c, rte *rt0, rte **rt_free, ea_list **tmpa, linpo
}
v = filter && ((filter == FILTER_REJECT) ||
(f_run(filter, &rt, tmpa, pool, FF_FORCE_TMPATTR) > F_ACCEPT));
(f_run(filter, &rt, tmpa, pool,
FF_FORCE_TMPATTR | (silent ? FF_SILENT : 0)) > F_ACCEPT));
if (v)
{
if (silent)
@ -1419,7 +1420,8 @@ rt_examine(rtable *t, net_addr *a, struct proto *p, struct filter *filter)
ea_list *tmpa = rte_make_tmp_attrs(rt, rte_update_pool);
int v = p->import_control ? p->import_control(p, &rt, &tmpa, rte_update_pool) : 0;
if (v == RIC_PROCESS)
v = (f_run(filter, &rt, &tmpa, rte_update_pool, FF_FORCE_TMPATTR) <= F_ACCEPT);
v = (f_run(filter, &rt, &tmpa, rte_update_pool,
FF_FORCE_TMPATTR | FF_SILENT) <= F_ACCEPT);
/* Discard temporary rte */
if (rt != n->routes)

1
proto/bgp/bgp.h
View file

@ -118,6 +118,7 @@ struct bgp_config {
unsigned error_delay_time_min; /* Time to wait after an error is detected */
unsigned error_delay_time_max;
unsigned disable_after_error; /* Disable the protocol when error is detected */
u32 disable_after_cease; /* Disable it when cease is received, bitfield */
char *password; /* Password used for MD5 authentication */
int check_link; /* Use iface link state for liveness detection */

30
proto/bgp/config.Y
View file

@ -32,6 +32,12 @@ CF_KEYWORDS(BGP, LOCAL, NEIGHBOR, AS, HOLD, TIME, CONNECT, RETRY, KEEPALIVE,
%type <i32> bgp_afi
CF_KEYWORDS(CEASE, PREFIX, LIMIT, HIT, ADMINISTRATIVE, SHUTDOWN, RESET, PEER,
CONFIGURATION, CHANGE, DECONFIGURED, CONNECTION, REJECTED, COLLISION,
OUT, OF, RESOURCES)
%type<i> bgp_cease_mask bgp_cease_list bgp_cease_flag
CF_GRAMMAR
CF_ADDTO(proto, bgp_proto '}' )
@ -74,6 +80,29 @@ bgp_nbr_opts:
| bgp_nbr_opts AS expr { BGP_CFG->remote_as = $3; }
;
bgp_cease_mask:
/* true -> all except connection collision */
bool { $$ = $1 ? ~(1 << 7) : 0; }
| '{' bgp_cease_list '}' { $$ = $2; }
;
bgp_cease_list:
bgp_cease_flag
| bgp_cease_list ',' bgp_cease_flag { $$ = $1 | $3; }
;
bgp_cease_flag:
CEASE { $$ = 1 << 0; }
| PREFIX LIMIT HIT { $$ = 1 << 1; }
| ADMINISTRATIVE SHUTDOWN { $$ = 1 << 2; }
| PEER DECONFIGURED { $$ = 1 << 3; }
| ADMINISTRATIVE RESET { $$ = 1 << 4; }
| CONNECTION REJECTED { $$ = 1 << 5; }
| CONFIGURATION CHANGE { $$ = 1 << 6; }
| CONNECTION COLLISION { $$ = 1 << 7; }
| OUT OF RESOURCES { $$ = 1 << 8; }
;
bgp_proto:
bgp_proto_start proto_name '{'
| bgp_proto proto_item ';'
@ -117,6 +146,7 @@ bgp_proto:
| bgp_proto ERROR FORGET TIME expr ';' { BGP_CFG->error_amnesia_time = $5; }
| bgp_proto ERROR WAIT TIME expr ',' expr ';' { BGP_CFG->error_delay_time_min = $5; BGP_CFG->error_delay_time_max = $7; }
| bgp_proto DISABLE AFTER ERROR bool ';' { BGP_CFG->disable_after_error = $5; }
| bgp_proto DISABLE AFTER CEASE bgp_cease_mask ';' { BGP_CFG->disable_after_cease = $5; }
| bgp_proto ENABLE ROUTE REFRESH bool ';' { BGP_CFG->enable_refresh = $5; }
| bgp_proto ENABLE AS4 bool ';' { BGP_CFG->enable_as4 = $4; }
| bgp_proto ENABLE EXTENDED MESSAGES bool ';' { BGP_CFG->enable_extended_messages = $5; }

10
proto/bgp/packets.c
View file

@ -2772,6 +2772,16 @@ bgp_rx_notification(struct bgp_conn *conn, byte *pkt, uint len)
bgp_update_startup_delay(p);
bgp_stop(p, 0, NULL, 0);
}
else
{
uint subcode_bit = 1 << ((subcode <= 8) ? subcode : 0);
if (p->cf->disable_after_cease & subcode_bit)
{
log(L_INFO "%s: Disabled after Cease notification", p->p.name);
p->startup_delay = 0;
p->p.disabled = 1;
}
}
}
static void

9
sysdep/unix/io.c
View file

@ -958,10 +958,6 @@ sk_setup(sock *s)
#endif
}
if (s->priority >= 0)
if (sk_set_priority(s, s->priority) < 0)
return -1;
if (sk_is_ipv4(s))
{
if (s->flags & SKF_LADDR_RX)
@ -1012,6 +1008,11 @@ sk_setup(sock *s)
return -1;
}
/* Must be after sk_set_tos4() as setting ToS on Linux also mangles priority */
if (s->priority >= 0)
if (sk_set_priority(s, s->priority) < 0)
return -1;
return 0;
}

2
sysdep/unix/krt.c
View file

@ -578,7 +578,7 @@ krt_export_net(struct krt_proto *p, net *net, rte **rt_free, ea_list **tmpa)
if (filter == FILTER_ACCEPT)
goto accept;
if (f_run(filter, &rt, tmpa, krt_filter_lp, FF_FORCE_TMPATTR) > F_ACCEPT)
if (f_run(filter, &rt, tmpa, krt_filter_lp, FF_FORCE_TMPATTR | FF_SILENT) > F_ACCEPT)
goto reject;