5f5bf88949
Add 'syncok' field to ifconfig's pfsync interface output. This allows
userspace to figure out when pfsync has completed the initial bulk
import.
Reviewed by: donner
MFC after: 2 weeks
Sponsored by: Rubicon Communications, LLC ("Netgate")
Differential Revision: https://reviews.freebsd.org/D29948
242 lines
6.9 KiB
C
242 lines
6.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2003 Ryan McBride. All rights reserved.
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* Copyright (c) 2004 Max Laier. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <netinet/in.h>
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#include <net/pfvar.h>
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#include <net/if_pfsync.h>
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#include <net/route.h>
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#include <arpa/inet.h>
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#include <err.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "ifconfig.h"
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void setpfsync_syncdev(const char *, int, int, const struct afswtch *);
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void unsetpfsync_syncdev(const char *, int, int, const struct afswtch *);
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void setpfsync_syncpeer(const char *, int, int, const struct afswtch *);
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void unsetpfsync_syncpeer(const char *, int, int, const struct afswtch *);
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void setpfsync_syncpeer(const char *, int, int, const struct afswtch *);
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void setpfsync_maxupd(const char *, int, int, const struct afswtch *);
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void setpfsync_defer(const char *, int, int, const struct afswtch *);
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void pfsync_status(int);
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void
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setpfsync_syncdev(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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bzero((char *)&preq, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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strlcpy(preq.pfsyncr_syncdev, val, sizeof(preq.pfsyncr_syncdev));
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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}
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/* ARGSUSED */
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void
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unsetpfsync_syncdev(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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bzero((char *)&preq, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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bzero((char *)&preq.pfsyncr_syncdev, sizeof(preq.pfsyncr_syncdev));
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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}
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/* ARGSUSED */
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void
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setpfsync_syncpeer(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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struct addrinfo hints, *peerres;
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int ecode;
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bzero((char *)&preq, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET;
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hints.ai_socktype = SOCK_DGRAM; /*dummy*/
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if ((ecode = getaddrinfo(val, NULL, &hints, &peerres)) != 0)
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errx(1, "error in parsing address string: %s",
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gai_strerror(ecode));
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if (peerres->ai_addr->sa_family != AF_INET)
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errx(1, "only IPv4 addresses supported for the syncpeer");
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preq.pfsyncr_syncpeer.s_addr = ((struct sockaddr_in *)
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peerres->ai_addr)->sin_addr.s_addr;
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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freeaddrinfo(peerres);
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}
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/* ARGSUSED */
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void
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unsetpfsync_syncpeer(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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bzero((char *)&preq, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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preq.pfsyncr_syncpeer.s_addr = 0;
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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}
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/* ARGSUSED */
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void
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setpfsync_maxupd(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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int maxupdates;
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maxupdates = atoi(val);
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if ((maxupdates < 0) || (maxupdates > 255))
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errx(1, "maxupd %s: out of range", val);
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memset((char *)&preq, 0, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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preq.pfsyncr_maxupdates = maxupdates;
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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}
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/* ARGSUSED */
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void
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setpfsync_defer(const char *val, int d, int s, const struct afswtch *rafp)
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{
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struct pfsyncreq preq;
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memset((char *)&preq, 0, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCGETPFSYNC");
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preq.pfsyncr_defer = d;
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if (ioctl(s, SIOCSETPFSYNC, (caddr_t)&ifr) == -1)
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err(1, "SIOCSETPFSYNC");
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}
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void
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pfsync_status(int s)
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{
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struct pfsyncreq preq;
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bzero((char *)&preq, sizeof(struct pfsyncreq));
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ifr.ifr_data = (caddr_t)&preq;
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if (ioctl(s, SIOCGETPFSYNC, (caddr_t)&ifr) == -1)
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return;
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if (preq.pfsyncr_syncdev[0] != '\0' ||
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preq.pfsyncr_syncpeer.s_addr != htonl(INADDR_PFSYNC_GROUP))
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printf("\t");
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if (preq.pfsyncr_syncdev[0] != '\0')
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printf("pfsync: syncdev: %s ", preq.pfsyncr_syncdev);
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if (preq.pfsyncr_syncpeer.s_addr != htonl(INADDR_PFSYNC_GROUP))
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printf("syncpeer: %s ", inet_ntoa(preq.pfsyncr_syncpeer));
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if (preq.pfsyncr_syncdev[0] != '\0' ||
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preq.pfsyncr_syncpeer.s_addr != htonl(INADDR_PFSYNC_GROUP)) {
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printf("maxupd: %d ", preq.pfsyncr_maxupdates);
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printf("defer: %s\n",
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(preq.pfsyncr_defer & PFSYNCF_DEFER) ? "on" : "off");
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printf("\tsyncok: %d\n",
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(preq.pfsyncr_defer & PFSYNCF_OK) ? 1 : 0);
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}
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}
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static struct cmd pfsync_cmds[] = {
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DEF_CMD_ARG("syncdev", setpfsync_syncdev),
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DEF_CMD("-syncdev", 1, unsetpfsync_syncdev),
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DEF_CMD_ARG("syncif", setpfsync_syncdev),
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DEF_CMD("-syncif", 1, unsetpfsync_syncdev),
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DEF_CMD_ARG("syncpeer", setpfsync_syncpeer),
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DEF_CMD("-syncpeer", 1, unsetpfsync_syncpeer),
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DEF_CMD_ARG("maxupd", setpfsync_maxupd),
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DEF_CMD("defer", 1, setpfsync_defer),
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DEF_CMD("-defer", 0, setpfsync_defer),
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};
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static struct afswtch af_pfsync = {
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.af_name = "af_pfsync",
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.af_af = AF_UNSPEC,
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.af_other_status = pfsync_status,
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};
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static __constructor void
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pfsync_ctor(void)
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{
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int i;
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for (i = 0; i < nitems(pfsync_cmds); i++)
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cmd_register(&pfsync_cmds[i]);
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af_register(&af_pfsync);
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}
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