mirror of
https://gitlab.nic.cz/labs/bird.git
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102 lines
2.6 KiB
Plaintext
102 lines
2.6 KiB
Plaintext
/*
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* BIRD -- Statistics Protocol Configuration
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*
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* (c) 2022 Vojtech Vilimek <vojtech.vilimek@nic.cz>
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* (c) 2022 CZ.NIC z.s.p.o.
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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/snmp/snmp.h"
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#include "proto/snmp/subagent.h"
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CF_DEFINES
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#define SNMP_CFG ((struct snmp_config *) this_proto)
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CF_DECLS
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CF_KEYWORDS(SNMP, PROTOCOL, BPG, LOCAL, AS, REMOTE, ADDRESS, PORT, DESCRIPTION,
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TIMEOUT, PRIORITY, CONTEXT, DEFAULT)
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CF_GRAMMAR
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proto: snmp_proto '}' { this_channel = NULL; } ;
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snmp_proto:
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snmp_proto_start '{'
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| snmp_proto proto_item ';'
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| snmp_proto snmp_bgp_bond ';'
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| snmp_proto LOCAL PORT expr ';' {
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if (($4 < 1) || ($4 > 65535)) cf_error("Invalid port number");
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SNMP_CFG->local_port = $4;
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}
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| snmp_proto REMOTE PORT expr ';' {
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if (($4 < 1) || ($4 > 65535)) cf_error("Invalid port number");
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SNMP_CFG->remote_port = $4;
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}
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| snmp_proto LOCAL ID ipa ';' { SNMP_CFG->bgp_local_id = $4; }
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| snmp_proto LOCAL ADDRESS ipa ';' { SNMP_CFG->local_ip = $4; }
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| snmp_proto REMOTE ADDRESS ipa ';' {
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if (ipa_zero($4)) cf_error("Invalid remote ip address");
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SNMP_CFG->remote_ip = $4;
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}
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| snmp_proto LOCAL AS expr ';' {
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if ($4 < 1 || $4 > 65535) cf_error("Invalid local AS");
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SNMP_CFG->bgp_local_as = $4;
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}
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| snmp_proto DESCRIPTION text ';' {
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if (strlen($3) > UINT32_MAX) cf_error("Description is too long");
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SNMP_CFG->description = $3;
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}
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| snmp_proto TIMEOUT expr ';' {
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if ($3 < 1 || $3 > 255) cf_error("Timeout must be in range 1-255");
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SNMP_CFG->timeout = $3;
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}
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| snmp_proto PRIORITY expr ';' {
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if ($3 > 255) cf_error("Registration priority must be in range 0-255");
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SNMP_CFG->priority = $3;
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}
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;
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snmp_proto_start: proto_start SNMP
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{
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this_proto = proto_config_new(&proto_snmp, $1);
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init_list(&SNMP_CFG->bgp_entries);
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SNMP_CFG->bonds = 0;
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SNMP_CFG->local_ip = IPA_NONE;
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SNMP_CFG->remote_ip = ipa_build4(127,0,0,1);
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SNMP_CFG->bgp_local_id = IPA_NONE;
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SNMP_CFG->local_port = 0;
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SNMP_CFG->remote_port = 705;
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SNMP_CFG->bgp_local_as = 0;
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SNMP_CFG->description = "bird";
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SNMP_CFG->timeout = 15;
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SNMP_CFG->priority = AGENTX_PRIORITY;
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}
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proto_name ;
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snmp_bgp_bond: BGP symbol
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{
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/* the snmp_context rule sets the correct value of this_bond */
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struct snmp_bond *this_bond = cfg_alloc(sizeof(struct snmp_bond));
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this_bond->type = SNMP_BGP;
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cf_assert_symbol($2, SYM_PROTO);
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this_bond->proto = $2->proto;
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if (!this_bond->proto) cf_error("BGP protocol %s not found", $2->name);
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add_tail(&SNMP_CFG->bgp_entries, &this_bond->n);
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SNMP_CFG->bonds++;
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}
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CF_CODE
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CF_END
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