diff options
Diffstat (limited to 'nest/config.Y')
| -rw-r--r-- | nest/config.Y | 113 |
1 files changed, 77 insertions, 36 deletions
diff --git a/nest/config.Y b/nest/config.Y index 769822f3..6bb686c3 100644 --- a/nest/config.Y +++ b/nest/config.Y @@ -17,6 +17,7 @@ CF_HDR CF_DEFINES static struct proto_config *this_proto; +static struct channel_config *this_channel; static struct iface_patt *this_ipatt; static struct iface_patt_node *this_ipn; /* static struct roa_table_config *this_roa_table; */ @@ -49,6 +50,15 @@ get_passwords(void) return rv; } +static void +proto_postconfig(void) +{ + CALL(this_proto->protocol->postconfig, this_proto); + this_channel = NULL; + this_proto = NULL; +} + + #define DIRECT_CFG ((struct rt_dev_config *) this_proto) CF_DECLS @@ -76,9 +86,10 @@ CF_ENUM(T_ENUM_ROA, ROA_, UNKNOWN, VALID, INVALID) %type <s> optsym %type <ra> r_args %type <sd> sym_args -%type <i> proto_start echo_mask echo_size debug_mask debug_list debug_flag mrtdump_mask mrtdump_list mrtdump_flag export_mode limit_action table_type table_sorted tos +%type <i> proto_start echo_mask echo_size debug_mask debug_list debug_flag mrtdump_mask mrtdump_list mrtdump_flag export_mode limit_action net_type table_sorted tos %type <ps> proto_patt proto_patt2 -%type <g> limit_spec +%type <cc> channel_start proto_channel +%type <cl> limit_spec CF_GRAMMAR @@ -115,7 +126,7 @@ listen_opts: | listen_opts listen_opt ; -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 = 0; } @@ -128,13 +139,10 @@ CF_ADDTO(conf, gr_opts) gr_opts: GRACEFUL RESTART WAIT expr ';' { new_config->gr_wait = $4; } ; -/* Creation of routing tables */ +/* Network types (for tables, channels) */ -CF_ADDTO(conf, table) - -table_type: - /* empty */ { $$ = NET_IP4; } - | IPV4 { $$ = NET_IP4; } +net_type: + IPV4 { $$ = NET_IP4; } | IPV6 { $$ = NET_IP6; } | VPN4 { $$ = NET_VPN4; } | VPN6 { $$ = NET_VPN6; } @@ -142,21 +150,27 @@ table_type: | ROA6 { $$ = NET_ROA6; } ; + +/* Creation of routing tables */ + +CF_ADDTO(conf, table) + table_sorted: { $$ = 0; } | SORTED { $$ = 1; } ; -table: table_type TABLE SYM table_sorted { +table: net_type TABLE SYM table_sorted { struct rtable_config *cf; cf = rt_new_table($3, $1); cf->sorted = $4; } ; + /* Definition of protocols */ -CF_ADDTO(conf, proto) +CF_ADDTO(conf, proto { proto_postconfig(); }) proto_start: PROTOCOL { $$ = SYM_PROTO; } @@ -194,24 +208,62 @@ proto_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; } - | RECEIVE LIMIT limit_spec { this_proto->rx_limit = $3; } - | IMPORT LIMIT limit_spec { this_proto->in_limit = $3; } - | EXPORT LIMIT limit_spec { this_proto->out_limit = $3; } - | IMPORT KEEP FILTERED bool { this_proto->in_keep_filtered = $4; } - | TABLE rtable { this_proto->table = $2; } | ROUTER ID idval { this_proto->router_id = $3; } | DESCRIPTION text { this_proto->dsc = $2; } ; + +channel_start: net_type +{ + $$ = this_channel = channel_config_new(NULL, $1, this_proto); +}; + +channel_item: + TABLE rtable { + if (this_channel->net_type && ($2->addr_type != this_channel->net_type)) + cf_error("Incompatible table type"); + this_channel->table = $2; + } + | IMPORT imexport { this_channel->in_filter = $2; } + | EXPORT imexport { this_channel->out_filter = $2; } + | RECEIVE LIMIT limit_spec { this_channel->rx_limit = $3; } + | IMPORT LIMIT limit_spec { this_channel->in_limit = $3; } + | EXPORT LIMIT limit_spec { this_channel->out_limit = $3; } + | PREFERENCE expr { this_channel->preference = $2; check_u16($2); } + | IMPORT KEEP FILTERED bool { this_channel->in_keep_filtered = $4; } + ; + +channel_opts: + /* empty */ + | channel_opts channel_item ';' + ; + +channel_opt_list: + /* empty */ + | '{' channel_opts '}' + ; + +channel_end: +{ + if (!this_channel->table) + cf_error("Routing table not specified"); + + this_channel = NULL; +}; + +proto_channel: channel_start channel_opt_list channel_end; + + +rtable: + SYM { + if ($1->class != SYM_TABLE) cf_error("Table expected"); + $$ = $1->def; + } + ; + imexport: FILTER filter { $$ = $2; } | where_filter @@ -228,20 +280,8 @@ limit_action: ; limit_spec: - expr limit_action { - struct proto_limit *l = cfg_allocz(sizeof(struct proto_limit)); - l->limit = $1; - l->action = $2; - $$ = l; - } - | OFF { $$ = NULL; } - ; - -rtable: - SYM { - if ($1->class != SYM_TABLE) cf_error("Table name expected"); - $$ = $1->def; - } + expr limit_action { $$ = (struct channel_limit){ .limit = $1, $$.action = $2 }; } + | OFF { $$ = (struct channel_limit){}; } ; CF_ADDTO(conf, debug_default) @@ -315,6 +355,7 @@ dev_proto_start: proto_start DIRECT { dev_proto: dev_proto_start proto_name '{' | dev_proto proto_item ';' + | dev_proto proto_channel ';' | dev_proto dev_iface_patt ';' ; |