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25598fdf11
Initial implementation of a basic subset of the BMP (BGP Monitoring Protocol, RFC 7854) from Akamai team. Submitted for further review and improvement.
91 lines
2.3 KiB
Plaintext
91 lines
2.3 KiB
Plaintext
/*
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* BIRD -- The BGP Monitoring Protocol (BMP)
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*
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* (c) 2020 Akamai Technologies, Inc. (Pawel Maslanka, pmaslank@akamai.com)
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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 "proto/bmp/bmp.h"
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CF_DEFINES
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#define BMP_CFG ((struct bmp_config *) this_proto)
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CF_DECLS
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CF_KEYWORDS(BMP, DESCRIPTION, ENABLED, IN, IP, MONITORING, NAME, PORT,
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PRE_POLICY, POST_POLICY, RIB, STATION, SYSTEM)
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CF_GRAMMAR
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proto: bmp_proto '}' ;
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bmp_proto_start: proto_start BMP {
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this_proto = proto_config_new(&proto_bmp, $1);
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BMP_CFG->disabled = false;
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BMP_CFG->station_ip = IPA_NONE4;
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BMP_CFG->station_port = 0;
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BMP_CFG->sys_descr = "Not defined";
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BMP_CFG->sys_name = "Not defined";
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BMP_CFG->monitoring_rib_in_pre_policy = false;
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BMP_CFG->monitoring_rib_in_post_policy = false;
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BMP_CFG->monitoring_rib_local = false;
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}
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;
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bmp_station_address:
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/* empty */
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| bmp_station_address IP ipa {
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if (!BMP_CFG->disabled)
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if (ipa_zero($3))
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cf_error("Invalid BMP monitoring station IP address");
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BMP_CFG->station_ip = $3;
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}
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| bmp_station_address PORT expr {
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if (($3 < 1) || ($3 > 65535))
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cf_error("Invalid BMP monitoring station port number");
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BMP_CFG->station_port = $3;
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}
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;
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bmp_proto:
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bmp_proto_start proto_name '{'
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| bmp_proto proto_item ';'
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| bmp_proto ENABLED bool ';' {
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BMP_CFG->disabled = $3;
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}
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| bmp_proto STATION ADDRESS bmp_station_address ';'
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| bmp_proto SYSTEM DESCRIPTION text ';' {
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if (!$4 || (strlen($4) == 0))
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cf_error("String is empty");
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else if (strlen($4) > 255)
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cf_error("Invalid string length");
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BMP_CFG->sys_descr = $4;
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}
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| bmp_proto SYSTEM NAME text ';' {
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if (!$4 || (strlen($4) == 0))
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cf_error("String is empty");
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else if (strlen($4) > 255)
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cf_error("Invalid string length");
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BMP_CFG->sys_name = $4;
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}
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| bmp_proto MONITORING RIB IN PRE_POLICY bool ';' {
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BMP_CFG->monitoring_rib_in_pre_policy = $6;
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}
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| bmp_proto MONITORING RIB IN POST_POLICY bool ';' {
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BMP_CFG->monitoring_rib_in_post_policy = $6;
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}
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| bmp_proto MONITORING RIB LOCAL bool ';' {
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BMP_CFG->monitoring_rib_local = $5;
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}
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| bmp_proto DISABLED bool ';' {
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BMP_CFG->disabled = $3; }
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;
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CF_CODE
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CF_END
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