sa/ikev1/tasks/quick_mode.c sa/ikev1/tasks/quick_mode.h \
sa/ikev1/tasks/quick_delete.c sa/ikev1/tasks/quick_delete.h \
sa/ikev1/tasks/mode_config.c sa/ikev1/tasks/mode_config.h \
+processing/jobs/dpd_timeout_job.c processing/jobs/dpd_timeout_job.h \
processing/jobs/adopt_children_job.c processing/jobs/adopt_children_job.h
endif
--- /dev/null
+/*
+ * Copyright (C) 2012 Martin Willi
+ * Copyright (C) 2012 revosec AG
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ */
+
+#include <stdlib.h>
+
+#include "dpd_timeout_job.h"
+
+#include <sa/ike_sa.h>
+#include <daemon.h>
+
+
+typedef struct private_dpd_timeout_job_t private_dpd_timeout_job_t;
+
+/**
+ * Private data
+ */
+struct private_dpd_timeout_job_t {
+
+ /**
+ * public dpd_timeout_job_t interface
+ */
+ dpd_timeout_job_t public;
+
+ /**
+ * IKE_SA identifier
+ */
+ ike_sa_id_t *ike_sa_id;
+
+ /**
+ * Timestamp of first DPD check
+ */
+ u_int32_t check;
+};
+
+METHOD(job_t, destroy, void,
+ private_dpd_timeout_job_t *this)
+{
+ this->ike_sa_id->destroy(this->ike_sa_id);
+ free(this);
+}
+
+METHOD(job_t, execute, void,
+ private_dpd_timeout_job_t *this)
+{
+ ike_sa_t *ike_sa;
+
+ ike_sa = charon->ike_sa_manager->checkout(charon->ike_sa_manager,
+ this->ike_sa_id);
+ if (ike_sa)
+ {
+ /* check if no incoming packet during timeout, reestalish SA */
+ if (ike_sa->get_statistic(ike_sa, STAT_INBOUND) < this->check)
+ {
+ DBG1(DBG_JOB, "DPD check timed out, enforcing DPD action");
+ if (ike_sa->reestablish(ike_sa) == SUCCESS)
+ {
+ charon->ike_sa_manager->checkin_and_destroy(
+ charon->ike_sa_manager, ike_sa);
+ }
+ else
+ {
+ charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
+ }
+ }
+ else
+ {
+ charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
+ }
+ }
+ destroy(this);
+}
+
+METHOD(job_t, get_priority, job_priority_t,
+ private_dpd_timeout_job_t *this)
+{
+ return JOB_PRIO_HIGH;
+}
+
+/*
+ * Described in header
+ */
+dpd_timeout_job_t *dpd_timeout_job_create(ike_sa_id_t *ike_sa_id)
+{
+ private_dpd_timeout_job_t *this;
+
+ INIT(this,
+ .public = {
+ .job_interface = {
+ .execute = _execute,
+ .get_priority = _get_priority,
+ .destroy = _destroy,
+ },
+ },
+ .ike_sa_id = ike_sa_id->clone(ike_sa_id),
+ .check = time_monotonic(NULL),
+ );
+
+ return &this->public;
+}
--- /dev/null
+/*
+ * Copyright (C) 2012 Martin Willi
+ * Copyright (C) 2012 revosec AG
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup dpd_timeout_job dpd_timeout_job
+ * @{ @ingroup cjobs
+ */
+
+#ifndef DPD_TIMEOUT_JOB_H_
+#define DPD_TIMEOUT_JOB_H_
+
+typedef struct dpd_timeout_job_t dpd_timeout_job_t;
+
+#include <library.h>
+#include <processing/jobs/job.h>
+#include <sa/ike_sa_id.h>
+
+/**
+ * Job enforcing DPD timeout.
+ *
+ * This job detects if a DPD response has been received during the DPD timeout
+ * interval, and if not, enforced the DPD action.
+ */
+struct dpd_timeout_job_t {
+
+ /**
+ * implements job_t interface
+ */
+ job_t job_interface;
+};
+
+/**
+ * Creates a DPD timeout job.
+ *
+ * @param ike_sa_id ike_sa_id_t, gets cloned
+ * @return initiate_ike_sa_job_t object
+ */
+dpd_timeout_job_t *dpd_timeout_job_create(ike_sa_id_t *ike_sa_id);
+
+#endif /** DPD_TIMEOUT_JOB_H_ @}*/
#include <processing/jobs/retransmit_job.h>
#include <processing/jobs/delete_ike_sa_job.h>
+#include <processing/jobs/dpd_timeout_job.h>
/**
* Number of old messages hashes we keep for retransmission.
METHOD(task_manager_t, queue_dpd, void,
private_task_manager_t *this)
{
+ u_int32_t t = 0, retransmit;
+
queue_task(this, (task_t*)isakmp_dpd_create(this->ike_sa, TRUE,
this->dpd_send++));
+
+ /* schedule DPD timeout job using the same timeout as a retransmitting
+ * IKE message would have. */
+ for (retransmit = 0; retransmit <= this->retransmit_tries; retransmit++)
+ {
+ t += (u_int32_t)(this->retransmit_timeout * 1000.0 *
+ pow(this->retransmit_base, retransmit));
+ }
+ lib->scheduler->schedule_job_ms(lib->scheduler,
+ (job_t*)dpd_timeout_job_create(this->ike_sa->get_id(this->ike_sa)), t);
}
METHOD(task_manager_t, adopt_tasks, void,