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58 lines
2.4 KiB
58 lines
2.4 KiB
5 months ago
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/*
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* include/haproxy/dns.h
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* This file provides functions related to DNS protocol
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*
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* Copyright (C) 2014 Baptiste Assmann <bedis9@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _HAPROXY_DNS_H
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#define _HAPROXY_DNS_H
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#include <haproxy/action-t.h>
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#include <haproxy/dns-t.h>
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extern struct list dns_resolvers;
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extern unsigned int dns_failed_resolutions;
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struct dns_resolvers *find_resolvers_by_id(const char *id);
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struct dns_srvrq *find_srvrq_by_name(const char *name, struct proxy *px);
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struct dns_srvrq *new_dns_srvrq(struct server *srv, char *fqdn);
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int dns_str_to_dn_label(const char *str, int str_len, char *dn, int dn_len);
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int dns_dn_label_to_str(const char *dn, int dn_len, char *str, int str_len);
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int dns_hostname_validation(const char *string, char **err);
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int dns_get_ip_from_response(struct dns_response_packet *dns_p,
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struct dns_options *dns_opts, void *currentip,
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short currentip_sin_family,
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void **newip, short *newip_sin_family,
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void *owner);
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int dns_link_resolution(void *requester, int requester_type, int requester_locked);
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void dns_unlink_resolution(struct dns_requester *requester);
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void dns_trigger_resolution(struct dns_requester *requester);
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enum act_parse_ret dns_parse_do_resolve(const char **args, int *orig_arg, struct proxy *px, struct act_rule *rule, char **err);
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int check_action_do_resolve(struct act_rule *rule, struct proxy *px, char **err);
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int stats_dump_dns(struct stream_interface *si,
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struct field *stats, size_t stats_count,
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struct list *stat_modules);
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void dns_stats_clear_counters(int clrall, struct list *stat_modules);
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int dns_allocate_counters(struct list *stat_modules);
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#endif // _HAPROXY_DNS_H
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