mirror of
https://gitlab.labs.nic.cz/labs/bird.git
synced 2024-05-11 16:54:54 +00:00
507 lines
13 KiB
Plaintext
507 lines
13 KiB
Plaintext
/*
|
|
* BIRD -- Core Configuration
|
|
*
|
|
* (c) 1998--2000 Martin Mares <mj@ucw.cz>
|
|
* (c) 2004 Ondrej Filip <feela@network.cz>
|
|
*
|
|
* Can be freely distributed and used under the terms of the GNU GPL.
|
|
*/
|
|
|
|
CF_HDR
|
|
|
|
#include "nest/rt-dev.h"
|
|
#include "nest/password.h"
|
|
#include "nest/cmds.h"
|
|
#include "lib/lists.h"
|
|
|
|
CF_DEFINES
|
|
|
|
static struct proto_config *this_proto;
|
|
static struct iface_patt *this_ipatt;
|
|
static struct iface_patt_node *this_ipn;
|
|
static list *this_p_list;
|
|
static struct password_item *this_p_item;
|
|
static int password_id;
|
|
|
|
static inline void
|
|
reset_passwords(void)
|
|
{
|
|
this_p_list = NULL;
|
|
}
|
|
|
|
static inline list *
|
|
get_passwords(void)
|
|
{
|
|
list *rv = this_p_list;
|
|
this_p_list = NULL;
|
|
return rv;
|
|
}
|
|
|
|
|
|
CF_DECLS
|
|
|
|
CF_KEYWORDS(ROUTER, ID, PROTOCOL, PREFERENCE, DISABLED, DEBUG, ALL, OFF, DIRECT)
|
|
CF_KEYWORDS(INTERFACE, IMPORT, EXPORT, FILTER, NONE, TABLE, STATES, ROUTES, FILTERS)
|
|
CF_KEYWORDS(PASSWORD, FROM, PASSIVE, TO, ID, EVENTS, PACKETS, PROTOCOLS, INTERFACES)
|
|
CF_KEYWORDS(PRIMARY, STATS, COUNT, FOR, COMMANDS, PREEXPORT, GENERATE)
|
|
CF_KEYWORDS(LISTEN, BGP, V6ONLY, ADDRESS, PORT, PASSWORDS, DESCRIPTION)
|
|
CF_KEYWORDS(RELOAD, IN, OUT, MRTDUMP, MESSAGES, RESTRICT, MEMORY, IGP_METRIC)
|
|
|
|
CF_ENUM(T_ENUM_RTS, RTS_, DUMMY, STATIC, INHERIT, DEVICE, STATIC_DEVICE, REDIRECT,
|
|
RIP, OSPF, OSPF_IA, OSPF_EXT1, OSPF_EXT2, BGP, PIPE)
|
|
CF_ENUM(T_ENUM_SCOPE, SCOPE_, HOST, LINK, SITE, ORGANIZATION, UNIVERSE)
|
|
CF_ENUM(T_ENUM_RTC, RTC_, UNICAST, BROADCAST, MULTICAST, ANYCAST)
|
|
CF_ENUM(T_ENUM_RTD, RTD_, ROUTER, DEVICE, BLACKHOLE, UNREACHABLE, PROHIBIT)
|
|
|
|
%type <i32> idval
|
|
%type <f> imexport
|
|
%type <r> rtable
|
|
%type <s> optsym
|
|
%type <ra> r_args
|
|
%type <i> echo_mask echo_size debug_mask debug_list debug_flag mrtdump_mask mrtdump_list mrtdump_flag export_or_preexport
|
|
%type <ps> proto_patt proto_patt2
|
|
|
|
CF_GRAMMAR
|
|
|
|
/* Setting of router ID */
|
|
|
|
CF_ADDTO(conf, rtrid)
|
|
|
|
rtrid: ROUTER ID idval ';' {
|
|
new_config->router_id = $3;
|
|
}
|
|
;
|
|
|
|
idval:
|
|
NUM { $$ = $1; }
|
|
| RTRID
|
|
| IPA {
|
|
#ifndef IPV6
|
|
$$ = ipa_to_u32($1);
|
|
#else
|
|
cf_error("Router IDs must be entered as hexadecimal numbers or IPv4 addresses in IPv6 version");
|
|
#endif
|
|
}
|
|
;
|
|
|
|
|
|
CF_ADDTO(conf, listen)
|
|
|
|
listen: LISTEN BGP listen_opts ';' ;
|
|
|
|
listen_opts:
|
|
/* Nothing */
|
|
| listen_opts listen_opt
|
|
;
|
|
|
|
listen_opt:
|
|
ADDRESS ipa { new_config->listen_bgp_addr = $2; }
|
|
| PORT expr { new_config->listen_bgp_port = $2; }
|
|
| V6ONLY { new_config->listen_bgp_flags |= SKF_V6ONLY; }
|
|
;
|
|
|
|
|
|
/* Creation of routing tables */
|
|
|
|
CF_ADDTO(conf, newtab)
|
|
|
|
newtab: TABLE SYM {
|
|
rt_new_table($2);
|
|
}
|
|
;
|
|
|
|
/* Definition of protocols */
|
|
|
|
CF_ADDTO(conf, proto)
|
|
|
|
proto_start: PROTOCOL
|
|
;
|
|
|
|
proto_name:
|
|
/* EMPTY */ {
|
|
struct symbol *s = cf_default_name(this_proto->protocol->template, &this_proto->protocol->name_counter);
|
|
s->class = SYM_PROTO;
|
|
s->def = this_proto;
|
|
this_proto->name = s->name;
|
|
}
|
|
| SYM {
|
|
cf_define_symbol($1, SYM_PROTO, this_proto);
|
|
this_proto->name = $1->name;
|
|
}
|
|
;
|
|
|
|
proto_item:
|
|
/* EMPTY */
|
|
| PREFERENCE expr {
|
|
if ($2 < 0 || $2 > 0xFFFF) cf_error("Invalid preference");
|
|
this_proto->preference = $2;
|
|
}
|
|
| DISABLED bool { this_proto->disabled = $2; }
|
|
| DEBUG debug_mask { this_proto->debug = $2; }
|
|
| MRTDUMP mrtdump_mask { this_proto->mrtdump = $2; }
|
|
| IMPORT imexport { this_proto->in_filter = $2; }
|
|
| EXPORT imexport { this_proto->out_filter = $2; }
|
|
| TABLE rtable { this_proto->table = $2; }
|
|
| ROUTER ID idval { this_proto->router_id = $3; }
|
|
| DESCRIPTION TEXT { this_proto->dsc = $2; }
|
|
;
|
|
|
|
imexport:
|
|
FILTER filter { $$ = $2; }
|
|
| where_filter
|
|
| ALL { $$ = FILTER_ACCEPT; }
|
|
| NONE { $$ = FILTER_REJECT; }
|
|
;
|
|
|
|
rtable:
|
|
SYM {
|
|
if ($1->class != SYM_TABLE) cf_error("Table name expected");
|
|
$$ = $1->def;
|
|
}
|
|
;
|
|
|
|
CF_ADDTO(conf, debug_default)
|
|
|
|
debug_default:
|
|
DEBUG PROTOCOLS debug_mask { new_config->proto_default_debug = $3; }
|
|
| DEBUG COMMANDS expr { new_config->cli_debug = $3; }
|
|
;
|
|
|
|
/* MRTDUMP PROTOCOLS is in systep/unix/config.Y */
|
|
|
|
/* Interface patterns */
|
|
|
|
iface_patt_node_init:
|
|
/* EMPTY */ {
|
|
struct iface_patt_node *ipn = cfg_allocz(sizeof(struct iface_patt_node));
|
|
add_tail(&this_ipatt->ipn_list, NODE ipn);
|
|
this_ipn = ipn;
|
|
}
|
|
;
|
|
|
|
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; }
|
|
;
|
|
|
|
iface_negate:
|
|
{ this_ipn->positive = 1; }
|
|
| '-' { this_ipn->positive = 0; }
|
|
;
|
|
|
|
iface_patt_node:
|
|
iface_patt_node_init iface_negate iface_patt_node_body
|
|
;
|
|
|
|
|
|
iface_patt_list:
|
|
iface_patt_node
|
|
| iface_patt_list ',' iface_patt_node
|
|
;
|
|
|
|
|
|
/* Direct device route protocol */
|
|
|
|
CF_ADDTO(proto, dev_proto '}')
|
|
|
|
dev_proto_start: proto_start DIRECT {
|
|
struct rt_dev_config *p = proto_config_new(&proto_device, sizeof(struct rt_dev_config));
|
|
this_proto = &p->c;
|
|
p->c.preference = DEF_PREF_DIRECT;
|
|
init_list(&p->iface_list);
|
|
}
|
|
;
|
|
|
|
dev_proto:
|
|
dev_proto_start proto_name '{'
|
|
| dev_proto proto_item ';'
|
|
| dev_proto dev_iface_patt ';'
|
|
;
|
|
|
|
dev_iface_init:
|
|
/* EMPTY */ {
|
|
struct rt_dev_config *p = (void *) this_proto;
|
|
this_ipatt = cfg_allocz(sizeof(struct iface_patt));
|
|
add_tail(&p->iface_list, NODE this_ipatt);
|
|
init_list(&this_ipatt->ipn_list);
|
|
}
|
|
;
|
|
|
|
dev_iface_patt:
|
|
INTERFACE dev_iface_init iface_patt_list
|
|
;
|
|
|
|
/* Debug flags */
|
|
|
|
debug_mask:
|
|
ALL { $$ = ~0; }
|
|
| OFF { $$ = 0; }
|
|
| '{' debug_list '}' { $$ = $2; }
|
|
;
|
|
|
|
debug_list:
|
|
debug_flag
|
|
| debug_list ',' debug_flag { $$ = $1 | $3; }
|
|
;
|
|
|
|
debug_flag:
|
|
STATES { $$ = D_STATES; }
|
|
| ROUTES { $$ = D_ROUTES; }
|
|
| FILTERS { $$ = D_FILTERS; }
|
|
| INTERFACES { $$ = D_IFACES; }
|
|
| EVENTS { $$ = D_EVENTS; }
|
|
| PACKETS { $$ = D_PACKETS; }
|
|
;
|
|
|
|
/* MRTDump flags */
|
|
|
|
mrtdump_mask:
|
|
ALL { $$ = ~0; }
|
|
| OFF { $$ = 0; }
|
|
| '{' mrtdump_list '}' { $$ = $2; }
|
|
;
|
|
|
|
mrtdump_list:
|
|
mrtdump_flag
|
|
| mrtdump_list ',' mrtdump_flag { $$ = $1 | $3; }
|
|
;
|
|
|
|
mrtdump_flag:
|
|
STATES { $$ = MD_STATES; }
|
|
| MESSAGES { $$ = MD_MESSAGES; }
|
|
;
|
|
|
|
/* Password lists */
|
|
|
|
password_list:
|
|
PASSWORDS '{' password_items '}'
|
|
| password_item
|
|
;
|
|
|
|
password_items:
|
|
/* empty */
|
|
| password_item ';' password_items
|
|
;
|
|
|
|
password_item:
|
|
password_item_begin '{' password_item_params '}'
|
|
| password_item_begin
|
|
;
|
|
|
|
password_item_begin:
|
|
PASSWORD TEXT {
|
|
if (!this_p_list) {
|
|
this_p_list = cfg_alloc(sizeof(list));
|
|
init_list(this_p_list);
|
|
password_id = 1;
|
|
}
|
|
this_p_item = cfg_alloc(sizeof (struct password_item));
|
|
this_p_item->password = $2;
|
|
this_p_item->genfrom = 0;
|
|
this_p_item->gento = TIME_INFINITY;
|
|
this_p_item->accfrom = 0;
|
|
this_p_item->accto = TIME_INFINITY;
|
|
this_p_item->id = password_id++;
|
|
add_tail(this_p_list, &this_p_item->n);
|
|
}
|
|
;
|
|
|
|
password_item_params:
|
|
/* empty */ { }
|
|
| GENERATE FROM datetime ';' password_item_params { this_p_item->genfrom = $3; }
|
|
| GENERATE TO datetime ';' password_item_params { this_p_item->gento = $3; }
|
|
| ACCEPT FROM datetime ';' password_item_params { this_p_item->accfrom = $3; }
|
|
| ACCEPT TO datetime ';' password_item_params { this_p_item->accto = $3; }
|
|
| ID expr ';' password_item_params { this_p_item->id = $2; if ($2 <= 0) cf_error("Password ID has to be greated than zero."); }
|
|
;
|
|
|
|
|
|
|
|
/* Core commands */
|
|
CF_CLI_HELP(SHOW, ..., [[Show status information]])
|
|
|
|
CF_CLI(SHOW STATUS,,, [[Show router status]])
|
|
{ cmd_show_status(); } ;
|
|
|
|
CF_CLI(SHOW MEMORY,,, [[Show memory usage]])
|
|
{ cmd_show_memory(); } ;
|
|
|
|
CF_CLI(SHOW PROTOCOLS, proto_patt2, [<protocol> | \"<pattern>\"], [[Show routing protocols]])
|
|
{ proto_apply_cmd($3, proto_cmd_show, 0, 0); } ;
|
|
|
|
CF_CLI(SHOW PROTOCOLS ALL, proto_patt2, [<protocol> | \"<pattern>\"], [[Show routing protocol details]])
|
|
{ proto_apply_cmd($4, proto_cmd_show, 0, 1); } ;
|
|
|
|
optsym:
|
|
SYM
|
|
| /* empty */ { $$ = NULL; }
|
|
;
|
|
|
|
CF_CLI(SHOW INTERFACES,,, [[Show network interfaces]])
|
|
{ if_show(); } ;
|
|
|
|
CF_CLI(SHOW INTERFACES SUMMARY,,, [[Show summary of network interfaces]])
|
|
{ if_show_summary(); } ;
|
|
|
|
CF_CLI(SHOW ROUTE, r_args, [[[<prefix>|for <prefix>|for <ip>] [table <t>] [filter <f>|where <cond>] [all] [primary] [(export|preexport) <p>] [protocol <p>] [stats|count]]], [[Show routing table]])
|
|
{ rt_show($3); } ;
|
|
|
|
r_args:
|
|
/* empty */ {
|
|
$$ = cfg_allocz(sizeof(struct rt_show_data));
|
|
$$->pxlen = 256;
|
|
$$->filter = FILTER_ACCEPT;
|
|
$$->table = config->master_rtc->table;
|
|
}
|
|
| r_args prefix {
|
|
$$ = $1;
|
|
if ($$->pxlen != 256) cf_error("Only one prefix expected");
|
|
$$->prefix = $2.addr;
|
|
$$->pxlen = $2.len;
|
|
}
|
|
| r_args FOR prefix_or_ipa {
|
|
$$ = $1;
|
|
if ($$->pxlen != 256) cf_error("Only one prefix expected");
|
|
$$->prefix = $3.addr;
|
|
$$->pxlen = $3.len;
|
|
$$->show_for = 1;
|
|
}
|
|
| r_args TABLE SYM {
|
|
$$ = $1;
|
|
if ($3->class != SYM_TABLE) cf_error("%s is not a table", $3->name);
|
|
$$->table = ((struct rtable_config *)$3->def)->table;
|
|
}
|
|
| r_args FILTER filter {
|
|
$$ = $1;
|
|
if ($$->filter != FILTER_ACCEPT) cf_error("Filter specified twice");
|
|
$$->filter = $3;
|
|
}
|
|
| r_args where_filter {
|
|
$$ = $1;
|
|
if ($$->filter != FILTER_ACCEPT) cf_error("Filter specified twice");
|
|
$$->filter = $2;
|
|
}
|
|
| r_args ALL {
|
|
$$ = $1;
|
|
$$->verbose = 1;
|
|
}
|
|
| r_args PRIMARY {
|
|
$$ = $1;
|
|
$$->primary_only = 1;
|
|
}
|
|
| r_args export_or_preexport SYM {
|
|
struct proto_config *c = (struct proto_config *) $3->def;
|
|
$$ = $1;
|
|
if ($$->export_mode) cf_error("Protocol specified twice");
|
|
if ($3->class != SYM_PROTO || !c->proto) cf_error("%s is not a protocol", $3->name);
|
|
$$->export_mode = $2;
|
|
$$->primary_only = 1;
|
|
$$->export_protocol = c->proto;
|
|
$$->running_on_config = c->proto->cf->global;
|
|
}
|
|
| r_args PROTOCOL SYM {
|
|
struct proto_config *c = (struct proto_config *) $3->def;
|
|
$$ = $1;
|
|
if ($$->show_protocol) cf_error("Protocol specified twice");
|
|
if ($3->class != SYM_PROTO || !c->proto) cf_error("%s is not a protocol", $3->name);
|
|
$$->show_protocol = c->proto;
|
|
$$->running_on_config = c->proto->cf->global;
|
|
}
|
|
| r_args STATS {
|
|
$$ = $1;
|
|
$$->stats = 1;
|
|
}
|
|
| r_args COUNT {
|
|
$$ = $1;
|
|
$$->stats = 2;
|
|
}
|
|
;
|
|
|
|
export_or_preexport:
|
|
PREEXPORT { $$ = 1; }
|
|
| EXPORT { $$ = 2; }
|
|
;
|
|
|
|
CF_CLI(SHOW SYMBOLS, optsym, [<symbol>], [[Show all known symbolic names]])
|
|
{ cmd_show_symbols($3); } ;
|
|
|
|
CF_CLI_HELP(DUMP, ..., [[Dump debugging information]])
|
|
CF_CLI(DUMP RESOURCES,,, [[Dump all allocated resource]])
|
|
{ rdump(&root_pool); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP SOCKETS,,, [[Dump open sockets]])
|
|
{ sk_dump_all(); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP INTERFACES,,, [[Dump interface information]])
|
|
{ if_dump_all(); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP NEIGHBORS,,, [[Dump neighbor cache]])
|
|
{ neigh_dump_all(); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP ATTRIBUTES,,, [[Dump attribute cache]])
|
|
{ rta_dump_all(); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP ROUTES,,, [[Dump routing table]])
|
|
{ rt_dump_all(); cli_msg(0, ""); } ;
|
|
CF_CLI(DUMP PROTOCOLS,,, [[Dump protocol information]])
|
|
{ protos_dump_all(); cli_msg(0, ""); } ;
|
|
|
|
CF_CLI(ECHO, echo_mask echo_size, [all | off | <mask>] [<buffer-size>], [[Configure echoing of log messages]]) {
|
|
cli_set_log_echo(this_cli, $2, $3);
|
|
cli_msg(0, "");
|
|
} ;
|
|
|
|
echo_mask:
|
|
ALL { $$ = ~0; }
|
|
| OFF { $$ = 0; }
|
|
| NUM
|
|
;
|
|
|
|
echo_size:
|
|
/* empty */ { $$ = 4096; }
|
|
| NUM {
|
|
if ($1 < 256 || $1 > 65536) cf_error("Invalid log buffer size");
|
|
$$ = $1;
|
|
}
|
|
;
|
|
|
|
CF_CLI(DISABLE, proto_patt, <protocol> | \"<pattern>\" | all, [[Disable protocol]])
|
|
{ proto_apply_cmd($2, proto_cmd_disable, 1, 0); } ;
|
|
CF_CLI(ENABLE, proto_patt, <protocol> | \"<pattern>\" | all, [[Enable protocol]])
|
|
{ proto_apply_cmd($2, proto_cmd_enable, 1, 0); } ;
|
|
CF_CLI(RESTART, proto_patt, <protocol> | \"<pattern>\" | all, [[Restart protocol]])
|
|
{ proto_apply_cmd($2, proto_cmd_restart, 1, 0); } ;
|
|
CF_CLI(RELOAD, proto_patt, <protocol> | \"<pattern>\" | all, [[Reload protocol]])
|
|
{ proto_apply_cmd($2, proto_cmd_reload, 1, CMD_RELOAD); } ;
|
|
CF_CLI(RELOAD IN, proto_patt, <protocol> | \"<pattern>\" | all, [[Reload protocol (just imported routes)]])
|
|
{ proto_apply_cmd($3, proto_cmd_reload, 1, CMD_RELOAD_IN); } ;
|
|
CF_CLI(RELOAD OUT, proto_patt, <protocol> | \"<pattern>\" | all, [[Reload protocol (just exported routes)]])
|
|
{ proto_apply_cmd($3, proto_cmd_reload, 1, CMD_RELOAD_OUT); } ;
|
|
|
|
CF_CLI_HELP(DEBUG, ..., [[Control protocol debugging via BIRD logs]])
|
|
CF_CLI(DEBUG, proto_patt debug_mask, (<protocol> | <pattern> | all) (all | off | { states | routes | filters | interfaces | events | packets }), [[Control protocol debugging via BIRD logs]])
|
|
{ proto_apply_cmd($2, proto_cmd_debug, 1, $3); } ;
|
|
|
|
CF_CLI_HELP(MRTDUMP, ..., [[Control protocol debugging via MRTdump files]])
|
|
CF_CLI(MRTDUMP, proto_patt mrtdump_mask, (<protocol> | <pattern> | all) (all | off | { states | messages }), [[Control protocol debugging via MRTdump format]])
|
|
{ proto_apply_cmd($2, proto_cmd_mrtdump, 1, $3); } ;
|
|
|
|
CF_CLI(RESTRICT,,,[[Restrict current CLI session to safe commands]])
|
|
{ this_cli->restricted = 1; cli_msg(16, "Access restricted"); } ;
|
|
|
|
proto_patt:
|
|
SYM { $$.ptr = $1; $$.patt = 0; }
|
|
| ALL { $$.ptr = NULL; $$.patt = 1; }
|
|
| TEXT { $$.ptr = $1; $$.patt = 1; }
|
|
;
|
|
|
|
proto_patt2:
|
|
SYM { $$.ptr = $1; $$.patt = 0; }
|
|
| { $$.ptr = NULL; $$.patt = 1; }
|
|
| TEXT { $$.ptr = $1; $$.patt = 1; }
|
|
;
|
|
|
|
CF_ADDTO(dynamic_attr, IGP_METRIC
|
|
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_GEN_IGP_METRIC); })
|
|
|
|
|
|
CF_CODE
|
|
|
|
CF_END
|