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/* $OpenBSD: printconf.c,v 1.28 2019/01/23 02:02:04 dlg Exp $ */
/*
* Copyright (c) 2013, 2016 Renato Westphal <renato@openbsd.org>
* Copyright (c) 2009 Michele Marchetto <michele@openbsd.org>
* Copyright (c) 2004, 2005, 2008 Esben Norby <norby@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <netdb.h>
#include <err.h>
#include "ldpd.h"
#include "ldpe.h"
#include "log.h"
static void print_mainconf(struct ldpd_conf *);
static void print_af(int, struct ldpd_conf *, struct ldpd_af_conf *);
static void print_iface(struct iface *, struct iface_af *);
static void print_tnbr(struct tnbr *);
static void print_nbrp(struct nbr_params *);
static void print_l2vpn(struct l2vpn *);
static void print_pw(struct l2vpn_pw *);
static void
print_mainconf(struct ldpd_conf *conf)
{
printf("router-id %s\n", inet_ntoa(conf->rtr_id));
if (conf->flags & F_LDPD_NO_FIB_UPDATE)
printf("fib-update no\n");
else
printf("fib-update yes\n");
printf("rdomain %u\n", conf->rdomain);
if (conf->trans_pref == DUAL_STACK_LDPOV4)
printf("transport-preference ipv4\n");
else if (conf->trans_pref == DUAL_STACK_LDPOV6)
printf("transport-preference ipv6\n");
if (conf->flags & F_LDPD_DS_CISCO_INTEROP)
printf("ds-cisco-interop yes\n");
else
printf("ds-cisco-interop no\n");
}
static void
print_af(int af, struct ldpd_conf *conf, struct ldpd_af_conf *af_conf)
{
struct iface *iface;
struct iface_af *ia;
struct tnbr *tnbr;
printf("\naddress-family %s {\n", af_name(af));
if (af_conf->flags & F_LDPD_AF_THELLO_ACCEPT)
printf("\ttargeted-hello-accept yes\n");
else
printf("\ttargeted-hello-accept no\n");
if (af_conf->flags & F_LDPD_AF_EXPNULL)
printf("\texplicit-null yes\n");
else
printf("\texplicit-null no\n");
if (af_conf->flags & F_LDPD_AF_NO_GTSM)
printf("\tgtsm-enable no\n");
else
printf("\tgtsm-enable yes\n");
printf("\tkeepalive %u\n", af_conf->keepalive);
printf("\ttransport-address %s\n", log_addr(af, &af_conf->trans_addr));
LIST_FOREACH(iface, &conf->iface_list, entry) {
ia = iface_af_get(iface, af);
if (ia->enabled)
print_iface(iface, ia);
}
LIST_FOREACH(tnbr, &conf->tnbr_list, entry)
if (tnbr->af == af && tnbr->flags & F_TNBR_CONFIGURED)
print_tnbr(tnbr);
printf("}\n");
}
static void
print_iface(struct iface *iface, struct iface_af *ia)
{
printf("\tinterface %s {\n", iface->name);
printf("\t\tlink-hello-holdtime %u\n", ia->hello_holdtime);
printf("\t\tlink-hello-interval %u\n", ia->hello_interval);
printf("\t}\n");
}
static void
print_tnbr(struct tnbr *tnbr)
{
printf("\n\ttargeted-neighbor %s {\n", log_addr(tnbr->af, &tnbr->addr));
printf("\t\ttargeted-hello-holdtime %u\n", tnbr->hello_holdtime);
printf("\t\ttargeted-hello-interval %u\n", tnbr->hello_interval);
printf("\t}\n");
}
static void
print_nbrp(struct nbr_params *nbrp)
{
printf("\nneighbor %s {\n", inet_ntoa(nbrp->lsr_id));
if (nbrp->flags & F_NBRP_KEEPALIVE)
printf("\tkeepalive %u\n", nbrp->keepalive);
if (nbrp->flags & F_NBRP_GTSM) {
if (nbrp->gtsm_enabled)
printf("\tgtsm-enable yes\n");
else
printf("\tgtsm-enable no\n");
}
if (nbrp->flags & F_NBRP_GTSM_HOPS)
printf("\tgtsm-hops %u\n", nbrp->gtsm_hops);
printf("}\n");
}
static void
print_l2vpn(struct l2vpn *l2vpn)
{
struct l2vpn_if *lif;
struct l2vpn_pw *pw;
printf("\nl2vpn %s type vpls {\n", l2vpn->name);
if (l2vpn->pw_type == PW_TYPE_ETHERNET)
printf("\tpw-type ethernet\n");
else
printf("\tpw-type ethernet-tagged\n");
printf("\tmtu %u\n", l2vpn->mtu);
if (l2vpn->br_ifindex != 0)
printf("\tbridge %s\n", l2vpn->br_ifname);
LIST_FOREACH(lif, &l2vpn->if_list, entry)
printf("\tinterface %s\n", lif->ifname);
LIST_FOREACH(pw, &l2vpn->pw_list, entry)
print_pw(pw);
printf("}\n");
}
static void
print_pw(struct l2vpn_pw *pw)
{
printf("\tpseudowire %s {\n", pw->ifname);
printf("\t\tneighbor-id %s\n", inet_ntoa(pw->lsr_id));
printf("\t\tneighbor-addr %s\n", log_addr(pw->af, &pw->addr));
printf("\t\tpw-id %u\n", pw->pwid);
if (pw->flags & F_PW_STATUSTLV_CONF)
printf("\t\tstatus-tlv yes\n");
else
printf("\t\tstatus-tlv no\n");
if (pw->flags & F_PW_CWORD_CONF)
printf("\t\tcontrol-word yes\n");
else
printf("\t\tcontrol-word no\n");
printf("\t}\n");
}
static void
print_auth(struct ldpd_conf *conf)
{
struct ldp_auth *auth;
printf("\n");
LIST_FOREACH(auth, &conf->auth_list, entry) {
if (auth->md5key_len)
printf("tcp md5sig key XXX");
else
printf("no tcp md5sig");
if (auth->idlen) {
char hbuf[NI_MAXHOST];
if (inet_net_ntop(AF_INET, &auth->id, auth->idlen,
hbuf, sizeof(hbuf)) == NULL)
err(1, "inet_net_ntop");
printf(" %s", hbuf);
}
printf("\n");
}
}
void
print_config(struct ldpd_conf *conf)
{
struct nbr_params *nbrp;
struct l2vpn *l2vpn;
print_mainconf(conf);
if (!LIST_EMPTY(&conf->auth_list))
print_auth(conf);
if (conf->ipv4.flags & F_LDPD_AF_ENABLED)
print_af(AF_INET, conf, &conf->ipv4);
if (conf->ipv6.flags & F_LDPD_AF_ENABLED)
print_af(AF_INET6, conf, &conf->ipv6);
LIST_FOREACH(nbrp, &conf->nbrp_list, entry)
print_nbrp(nbrp);
LIST_FOREACH(l2vpn, &conf->l2vpn_list, entry)
print_l2vpn(l2vpn);
}
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