src/libcharon/processing/jobs/rekey_ike_sa_job.c

   1 /*
   2  * Copyright (C) 2006 Martin Willi
   3  * Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  */
  15
  16 #include "rekey_ike_sa_job.h"
  17
  18 #include <daemon.h>
  19
  20 typedef struct private_rekey_ike_sa_job_t private_rekey_ike_sa_job_t;
  21
  22 /**
  23  * Private data of an rekey_ike_sa_job_t object.
  24  */
  25 struct private_rekey_ike_sa_job_t {
  26         /**
  27          * Public rekey_ike_sa_job_t interface.
  28          */
  29         rekey_ike_sa_job_t public;
  30
  31         /**
  32          * ID of the IKE_SA to rekey
  33          */
  34         ike_sa_id_t *ike_sa_id;
  35
  36         /**
  37          * force reauthentication of the peer (full IKE_SA setup)
  38          */
  39         bool reauth;
  40 };
  41
  42 METHOD(job_t, destroy, void,
  43         private_rekey_ike_sa_job_t *this)
  44 {
  45         this->ike_sa_id->destroy(this->ike_sa_id);
  46         free(this);
  47 }
  48
  49 METHOD(job_t, execute, void,
  50         private_rekey_ike_sa_job_t *this)
  51 {
  52         ike_sa_t *ike_sa;
  53         status_t status = SUCCESS;
  54
  55         ike_sa = charon->ike_sa_manager->checkout(charon->ike_sa_manager,
  56                                                                                           this->ike_sa_id);
  57         if (ike_sa == NULL)
  58         {
  59                 DBG2(DBG_JOB, "IKE_SA to rekey not found");
  60         }
  61         else
  62         {
  63                 if (this->reauth)
  64                 {
  65                         status = ike_sa->reauth(ike_sa);
  66                 }
  67                 else
  68                 {
  69                         status = ike_sa->rekey(ike_sa);
  70                 }
  71
  72                 if (status == DESTROY_ME)
  73                 {
  74                         charon->ike_sa_manager->checkin_and_destroy(charon->ike_sa_manager, ike_sa);
  75                 }
  76                 else
  77                 {
  78                         charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
  79                 }
  80         }
  81         destroy(this);
  82 }
  83
  84 /*
  85  * Described in header
  86  */
  87 rekey_ike_sa_job_t *rekey_ike_sa_job_create(ike_sa_id_t *ike_sa_id, bool reauth)
  88 {
  89         private_rekey_ike_sa_job_t *this;
  90
  91         INIT(this,
  92                 .public = {
  93                         .job_interface = {
  94                                 .execute = _execute,
  95                                 .destroy = _destroy,
  96                         },
  97                 },
  98                 .ike_sa_id = ike_sa_id->clone(ike_sa_id),
  99                 .reauth = reauth,
 100         );
 101
 102         return &(this->public);
 103 }