Do not query CHILD_SA during delete if they already expired
[strongswan.git] / src / libcharon / processing / jobs / delete_child_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 "delete_child_sa_job.h"
17
18 #include <daemon.h>
19
20
21 typedef struct private_delete_child_sa_job_t private_delete_child_sa_job_t;
22
23 /**
24 * Private data of an delete_child_sa_job_t object.
25 */
26 struct private_delete_child_sa_job_t {
27 /**
28
29 * Public delete_child_sa_job_t interface.
30 */
31 delete_child_sa_job_t public;
32
33 /**
34 * reqid of the CHILD_SA
35 */
36 u_int32_t reqid;
37
38 /**
39 * protocol of the CHILD_SA (ESP/AH)
40 */
41 protocol_id_t protocol;
42
43 /**
44 * inbound SPI of the CHILD_SA
45 */
46 u_int32_t spi;
47
48 /**
49 * Delete for an expired CHILD_SA
50 */
51 bool expired;
52 };
53
54 METHOD(job_t, destroy, void,
55 private_delete_child_sa_job_t *this)
56 {
57 free(this);
58 }
59
60 METHOD(job_t, execute, void,
61 private_delete_child_sa_job_t *this)
62 {
63 ike_sa_t *ike_sa;
64
65 ike_sa = charon->ike_sa_manager->checkout_by_id(charon->ike_sa_manager,
66 this->reqid, TRUE);
67 if (ike_sa == NULL)
68 {
69 DBG1(DBG_JOB, "CHILD_SA with reqid %d not found for delete",
70 this->reqid);
71 }
72 else
73 {
74 ike_sa->delete_child_sa(ike_sa, this->protocol, this->spi, this->expired);
75
76 charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
77 }
78 destroy(this);
79 }
80
81 METHOD(job_t, get_priority, job_priority_t,
82 private_delete_child_sa_job_t *this)
83 {
84 return JOB_PRIO_MEDIUM;
85 }
86
87 /*
88 * Described in header
89 */
90 delete_child_sa_job_t *delete_child_sa_job_create(u_int32_t reqid,
91 protocol_id_t protocol, u_int32_t spi, bool expired)
92 {
93 private_delete_child_sa_job_t *this;
94
95 INIT(this,
96 .public = {
97 .job_interface = {
98 .execute = _execute,
99 .get_priority = _get_priority,
100 .destroy = _destroy,
101 },
102 },
103 .reqid = reqid,
104 .protocol = protocol,
105 .spi = spi,
106 .expired = expired,
107 );
108
109 return &this->public;
110 }
111