version 1.5, 2022/08/04 00:24:39
|
version 1.8, 2022/08/18 13:02:13
|
Line 1
|
Line 1
|
/************************************************************************* | /*- |
* (C) 2022 CloudSigma AG - Sofia/Bulgaria | * SPDX-License-Identifier: BSD-2-Clause-FreeBSD |
* by Michael Pounov <misho@elwix.org> | * |
**************************************************************************/ | * Copyright (c) 2022 Michael Pounov <misho@elwix.org>, CloudSigma AG |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
#include "fwsync.h" |
#include "fwsync.h" |
|
|
|
|
Line 26 struct cfg_sync fws_cfg;
|
Line 48 struct cfg_sync fws_cfg;
|
struct task fws_sndpkt_task; |
struct task fws_sndpkt_task; |
struct taskqueue *fws_tq; |
struct taskqueue *fws_tq; |
struct callout fws_co; |
struct callout fws_co; |
struct mtx fws_mtx_c, fws_mtx_e; | struct mtx fws_mtx_c, fws_mtx_e, fws_mtx_u, fws_mtx_n; |
fwsync_sndpkt_t fwsync_sndpkt; | fwsync_sndpkt_t fwsync_sndpkt, fwsync_updpkt, fwsync_natpkt; |
|
|
SYSCTL_NODE(_net_inet_ip, IFT_FWSYNC, fwsync, CTLFLAG_RW, 0, "IPFW Sync - Sync firewall states"); |
SYSCTL_NODE(_net_inet_ip, IFT_FWSYNC, fwsync, CTLFLAG_RW, 0, "IPFW Sync - Sync firewall states"); |
SYSCTL_INT(_net_inet_ip_fwsync, OID_AUTO, debug, CTLFLAG_RW, &fwsync_debug, 0, "Debug driver"); |
SYSCTL_INT(_net_inet_ip_fwsync, OID_AUTO, debug, CTLFLAG_RW, &fwsync_debug, 0, "Debug driver"); |
Line 50 fws_fini(void *arg)
|
Line 72 fws_fini(void *arg)
|
|
|
IPFW_DEL_SOPT_HANDLER(1, soc); |
IPFW_DEL_SOPT_HANDLER(1, soc); |
|
|
if (fws_tq) | callout_drain(&fws_co); |
| |
| if (fws_tq) { |
| taskqueue_drain_all(fws_tq); |
taskqueue_free(fws_tq); |
taskqueue_free(fws_tq); |
|
} |
|
|
|
mtx_lock(&fws_mtx_n); |
|
while (!TAILQ_EMPTY(&fwsync_natpkt)) { |
|
p = TAILQ_FIRST(&fwsync_natpkt); |
|
TAILQ_REMOVE(&fwsync_natpkt, p, sp_next); |
|
free(p, M_FWSYNC); |
|
} |
|
mtx_unlock(&fws_mtx_n); |
|
|
|
mtx_lock(&fws_mtx_u); |
|
while (!TAILQ_EMPTY(&fwsync_updpkt)) { |
|
p = TAILQ_FIRST(&fwsync_updpkt); |
|
TAILQ_REMOVE(&fwsync_updpkt, p, sp_next); |
|
free(p, M_FWSYNC); |
|
} |
|
mtx_unlock(&fws_mtx_u); |
|
|
mtx_lock(&fws_mtx_c); |
mtx_lock(&fws_mtx_c); |
while (!TAILQ_EMPTY(&fwsync_sndpkt)) { |
while (!TAILQ_EMPTY(&fwsync_sndpkt)) { |
p = TAILQ_FIRST(&fwsync_sndpkt); |
p = TAILQ_FIRST(&fwsync_sndpkt); |
Line 61 fws_fini(void *arg)
|
Line 103 fws_fini(void *arg)
|
} |
} |
mtx_unlock(&fws_mtx_c); |
mtx_unlock(&fws_mtx_c); |
|
|
callout_drain(&fws_co); |
|
|
|
mtx_destroy(&fws_mtx_c); |
mtx_destroy(&fws_mtx_c); |
mtx_destroy(&fws_mtx_e); |
mtx_destroy(&fws_mtx_e); |
|
mtx_destroy(&fws_mtx_u); |
|
mtx_destroy(&fws_mtx_n); |
|
|
fwsync_hooked = 0; |
fwsync_hooked = 0; |
|
|
Line 97 fws_init(void *arg)
|
Line 139 fws_init(void *arg)
|
memset(&fws_ctx, 0, sizeof fws_ctx); |
memset(&fws_ctx, 0, sizeof fws_ctx); |
|
|
TAILQ_INIT(&fwsync_sndpkt); |
TAILQ_INIT(&fwsync_sndpkt); |
|
TAILQ_INIT(&fwsync_updpkt); |
|
TAILQ_INIT(&fwsync_natpkt); |
|
|
/* mutexes */ |
/* mutexes */ |
|
mtx_init(&fws_mtx_n, "fwsync mtx alias", NULL, MTX_DEF); |
|
mtx_init(&fws_mtx_u, "fwsync mtx dynamic", NULL, MTX_DEF); |
mtx_init(&fws_mtx_e, "fwsync mtx edge", NULL, MTX_DEF); |
mtx_init(&fws_mtx_e, "fwsync mtx edge", NULL, MTX_DEF); |
mtx_init(&fws_mtx_c, "fwsync mtx collector", NULL, MTX_DEF); |
mtx_init(&fws_mtx_c, "fwsync mtx collector", NULL, MTX_DEF); |
|
|
/* taskqueue */ |
/* taskqueue */ |
TASK_INIT(&fws_sndpkt_task, 0, fwsync_sndpkt_handler, &fwsync_sndpkt); |
|
|
|
fws_tq = taskqueue_create("fwsync_tq", M_NOWAIT, taskqueue_thread_enqueue, &fws_tq); |
fws_tq = taskqueue_create("fwsync_tq", M_NOWAIT, taskqueue_thread_enqueue, &fws_tq); |
if (!fws_tq) { |
if (!fws_tq) { |
printf("Failed to allocate fwsync task queue\n"); |
printf("Failed to allocate fwsync task queue\n"); |
Line 113 fws_init(void *arg)
|
Line 157 fws_init(void *arg)
|
return ENOMEM; |
return ENOMEM; |
} else |
} else |
taskqueue_start_threads(&fws_tq, 1, PI_NET, "fwsync tq"); |
taskqueue_start_threads(&fws_tq, 1, PI_NET, "fwsync tq"); |
|
|
|
TASK_INIT(&fws_sndpkt_task, 0, fwsync_sndpkt_handler, &fwsync_sndpkt); |
|
|
/* callout */ |
/* callout */ |
|
|