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Diff for /fwsync/driver/fwsync_mod.c between versions 1.1.1.1 and 1.8.2.2

version 1.1.1.1, 2022/06/22 13:01:55 version 1.8.2.2, 2022/08/26 13:59:41
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 24  struct cfg_sync fws_cfg; Line 46  struct cfg_sync fws_cfg;
 //static struct sysctl_oid *fws_sysctl_oid, *fws_sysctl_dir;  //static struct sysctl_oid *fws_sysctl_oid, *fws_sysctl_dir;
   
 struct task fws_sndpkt_task;  struct task fws_sndpkt_task;
   struct taskqueue *fws_tq;
   struct callout fws_co;
   struct mtx fws_mtx_c, fws_mtx_e, fws_mtx_u, fws_mtx_n;
   fwsync_sndpkt_t fwsync_sndpkt, fwsync_updpkt, fwsync_natpkt; 
   struct fws_acct fws_acct;
   
 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");
   SYSCTL_NODE(_net_inet_ip_fwsync, IFT_FWSYNC_ACCT, acct, CTLFLAG_RD, 0, "IPFW Sync - Handled states");
   SYSCTL_ULONG(_net_inet_ip_fwsync_acct, OID_AUTO, collector_states, CTLFLAG_RD, &fws_acct.states[0], 0, "Sent states to network");
   SYSCTL_ULONG(_net_inet_ip_fwsync_acct, OID_AUTO, edge_states, CTLFLAG_RD, &fws_acct.states[1], 0, "Received states from network");
   SYSCTL_ULONG(_net_inet_ip_fwsync_acct, OID_AUTO, collector_aliases, CTLFLAG_RD, &fws_acct.aliases[0], 0, "Sent aliases to network");
   SYSCTL_ULONG(_net_inet_ip_fwsync_acct, OID_AUTO, edge_aliases, CTLFLAG_RD, &fws_acct.aliases[1], 0, "Received aliases from network");
   
 static int  static int
 fws_fini(void *arg)  fws_fini(void *arg)
 {  {
           struct fws_sndpkt *p;
   
         DTRACE();          DTRACE();
   
         if (!fwsync_hooked)          if (!fwsync_hooked)
Line 44  fws_fini(void *arg) Line 78  fws_fini(void *arg)
   
         IPFW_DEL_SOPT_HANDLER(1, soc);          IPFW_DEL_SOPT_HANDLER(1, soc);
   
           callout_drain(&fws_co);
   
           if (fws_tq) {
                   taskqueue_drain_all(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);
           while (!TAILQ_EMPTY(&fwsync_sndpkt)) {
                   p = TAILQ_FIRST(&fwsync_sndpkt);
                   TAILQ_REMOVE(&fwsync_sndpkt, p, sp_next);
                   free(p, M_FWSYNC);
           }
           mtx_unlock(&fws_mtx_c);
   
           mtx_destroy(&fws_mtx_c);
           mtx_destroy(&fws_mtx_e);
           mtx_destroy(&fws_mtx_u);
           mtx_destroy(&fws_mtx_n);
   
         fwsync_hooked = 0;          fwsync_hooked = 0;
   
         /* sysctl context */          /* sysctl context */
Line 72  fws_init(void *arg) Line 142  fws_init(void *arg)
                 return 0;                  return 0;
   
         memset(&fws_cfg, 0, sizeof fws_cfg);          memset(&fws_cfg, 0, sizeof fws_cfg);
           memset(&fws_ctx, 0, sizeof fws_ctx);
           memset(&fws_acct, 0, sizeof fws_acct);
   
           TAILQ_INIT(&fwsync_sndpkt);
           TAILQ_INIT(&fwsync_updpkt);
           TAILQ_INIT(&fwsync_natpkt);
   
           /* 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_c, "fwsync mtx collector", NULL, MTX_DEF);
   
           /* taskqueue */
           fws_tq = taskqueue_create("fwsync_tq", M_NOWAIT, taskqueue_thread_enqueue, &fws_tq);
           if (!fws_tq) {
                   printf("Failed to allocate fwsync task queue\n");
                   mtx_destroy(&fws_mtx_c);
                   mtx_destroy(&fws_mtx_e);
                   return ENOMEM;
           } else
                   taskqueue_start_threads(&fws_tq, 1, PI_NET, "fwsync tq");
   
           TASK_INIT(&fws_sndpkt_task, 0, fwsync_sndpkt_handler, &fwsync_sndpkt);
   
           /* callout */
   
           callout_init_mtx(&fws_co, &fws_mtx_e, 0);
   
         /* sysctl context */          /* sysctl context */
         sysctl_ctx_init(&fwsync_sysctl_ctx);          sysctl_ctx_init(&fwsync_sysctl_ctx);
   
         IPFW_ADD_SOPT_HANDLER(1, soc);          IPFW_ADD_SOPT_HANDLER(1, soc);
   
         memset(&fws_ctx, 0, sizeof fws_ctx);  
   
         fwsync_hooked = 1;          fwsync_hooked = 1;
         uprintf("Loaded ELWIX %s driver version %d ...\n", DRV_NAME, DRV_VERSION);          uprintf("Loaded ELWIX %s driver version %d ...\n", DRV_NAME, DRV_VERSION);
         return 0;          return 0;
Line 119  static moduledata_t fwsync_mod = { Line 215  static moduledata_t fwsync_mod = {
 };  };
   
 DECLARE_MODULE(ipfw_sync, fwsync_mod, SI_SUB_PROTO_FIREWALL, SI_ORDER_ANY);  DECLARE_MODULE(ipfw_sync, fwsync_mod, SI_SUB_PROTO_FIREWALL, SI_ORDER_ANY);
   MODULE_DEPEND(ipfw_sync, libalias, 1, 1, 1);
 MODULE_DEPEND(ipfw_sync, ipfw, 3, 3, 3);  MODULE_DEPEND(ipfw_sync, ipfw, 3, 3, 3);
 MODULE_VERSION(ipfw_sync, DRV_VERSION);  MODULE_VERSION(ipfw_sync, DRV_VERSION);
   
Removed from v.1.1.1.1  
changed lines
  Added in v.1.8.2.2

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