82 lines
2.2 KiB
Text
82 lines
2.2 KiB
Text
/*
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* BIRD -- UNIX Kernel Syncer Configuration
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*
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* (c) 1998--2000 Martin Mares <mj@ucw.cz>
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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CF_HDR
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#include "lib/krt.h"
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CF_DEFINES
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#define THIS_KRT ((struct krt_config *) this_proto)
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#define THIS_KIF ((struct kif_config *) this_proto)
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CF_DECLS
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CF_KEYWORDS(KERNEL, PERSIST, SCAN, TIME, LEARN, DEVICE, ROUTES, GRACEFUL, RESTART, KRT_SOURCE, KRT_METRIC, MERGE, PATHS)
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CF_GRAMMAR
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/* Kernel syncer protocol */
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CF_ADDTO(proto, kern_proto '}')
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kern_proto_start: proto_start KERNEL { this_proto = krt_init_config($1); }
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;
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CF_ADDTO(kern_proto, kern_proto_start proto_name '{')
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CF_ADDTO(kern_proto, kern_proto proto_item ';')
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CF_ADDTO(kern_proto, kern_proto kern_item ';')
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kern_item:
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PERSIST bool { THIS_KRT->persist = $2; }
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| SCAN TIME expr {
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/* Scan time of 0 means scan on startup only */
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THIS_KRT->scan_time = $3;
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}
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| LEARN bool {
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THIS_KRT->learn = $2;
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#ifndef KRT_ALLOW_LEARN
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if ($2)
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cf_error("Learning of kernel routes not supported in this configuration");
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#endif
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}
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| DEVICE ROUTES bool { THIS_KRT->devroutes = $3; }
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| GRACEFUL RESTART bool { THIS_KRT->graceful_restart = $3; }
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| MERGE PATHS bool { THIS_KRT->merge_paths = $3 ? KRT_DEFAULT_ECMP_LIMIT : 0; }
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| MERGE PATHS bool LIMIT expr { THIS_KRT->merge_paths = $3 ? $5 : 0; if (($5 <= 0) || ($5 > 255)) cf_error("Merge paths limit must be in range 1-255"); }
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;
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/* Kernel interface protocol */
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CF_ADDTO(proto, kif_proto '}')
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kif_proto_start: proto_start DEVICE { this_proto = kif_init_config($1); }
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;
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CF_ADDTO(kif_proto, kif_proto_start proto_name '{')
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CF_ADDTO(kif_proto, kif_proto proto_item ';')
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CF_ADDTO(kif_proto, kif_proto kif_item ';')
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kif_item:
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SCAN TIME expr {
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/* Scan time of 0 means scan on startup only */
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THIS_KIF->scan_time = $3;
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}
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| PRIMARY opttext net_or_ipa {
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struct kif_primary_item *kpi = cfg_alloc(sizeof (struct kif_primary_item));
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kpi->addr = $3.n;
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add_tail(&THIS_KIF->primary, &kpi->n);
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}
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;
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CF_ADDTO(dynamic_attr, KRT_SOURCE { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_KRT_SOURCE); })
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CF_ADDTO(dynamic_attr, KRT_METRIC { $$ = f_new_dynamic_attr(EAF_TYPE_INT | EAF_TEMP, T_INT, EA_KRT_METRIC); })
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CF_CODE
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CF_END
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