2 Bacula® - The Network Backup Solution
4 Copyright (C) 2002-2007 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version two of the GNU General Public
10 License as published by the Free Software Foundation and included
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of John Walker.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
30 * Bacula Director -- Automatic Pruning
31 * Applies retention periods
33 * Kern Sibbald, May MMII
42 /* Forward referenced functions */
46 * Auto Prune Jobs and Files. This is called at the end of every
47 * Job. We do not prune volumes here.
49 void do_autoprune(JCR *jcr)
55 if (!jcr->client) { /* temp -- remove me */
59 ua = new_ua_context(jcr);
62 if (jcr->job->PruneJobs || jcr->client->AutoPrune) {
63 Jmsg(jcr, M_INFO, 0, _("Begin pruning Jobs.\n"));
64 prune_jobs(ua, client, jcr->JobType);
70 if (jcr->job->PruneFiles || jcr->client->AutoPrune) {
71 Jmsg(jcr, M_INFO, 0, _("Begin pruning Files.\n"));
72 prune_files(ua, client);
76 Jmsg(jcr, M_INFO, 0, _("End auto prune.\n\n"));
83 * Prune at least one Volume in current Pool. This is called from
84 * catreq.c => next_vol.c when the Storage daemon is asking for another
85 * volume and no appendable volumes are available.
87 * Return: false if nothing pruned
88 * true if pruned, and mr is set to pruned volume
90 bool prune_volumes(JCR *jcr, bool InChanger, MEDIA_DBR *mr)
95 struct del_ctx prune_list;
96 POOL_MEM query(PM_MESSAGE);
99 char ed1[50], ed2[100], ed3[50];
102 Dmsg1(050, "Prune volumes PoolId=%d\n", jcr->jr.PoolId);
103 if (!jcr->job->PruneVolumes && !jcr->pool->AutoPrune) {
104 Dmsg0(100, "AutoPrune not set in Pool.\n");
108 memset(&prune_list, 0, sizeof(prune_list));
109 prune_list.max_ids = 10000;
110 prune_list.JobId = (JobId_t *)malloc(sizeof(JobId_t) * prune_list.max_ids);
112 ua = new_ua_context(jcr);
117 edit_int64(mr->PoolId, ed1);
119 * Get Pool record for Scratch Pool
121 memset(&spr, 0, sizeof(spr));
122 bstrncpy(spr.Name, "Scratch", sizeof(spr.Name));
123 if (db_get_pool_record(jcr, jcr->db, &spr)) {
124 edit_int64(spr.PoolId, ed2);
125 bstrncat(ed2, ",", sizeof(ed2));
130 * ed2 ends up with scratch poolid and current poolid or
131 * just current poolid if there is no scratch pool
133 bstrncat(ed2, ed1, sizeof(ed2));
136 * Get the List of all media ids in the current Pool or whose
137 * RecyclePoolId is the current pool or the scratch pool
139 const char *select = "SELECT DISTINCT MediaId,LastWritten FROM Media WHERE "
140 "(PoolId=%s OR RecyclePoolId IN (%s)) AND MediaType='%s' %s"
141 "ORDER BY LastWritten ASC,MediaId";
145 /* Ensure it is in this autochanger */
146 bsnprintf(changer, sizeof(changer), "AND InChanger=1 AND StorageId=%s ",
147 edit_int64(mr->StorageId, ed3));
148 Mmsg(query, select, ed1, ed2, mr->MediaType, changer);
150 Mmsg(query, select, ed1, ed2, mr->MediaType, "");
153 if (!db_get_query_dbids(ua->jcr, ua->db, query, ids)) {
154 Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
158 /* Visit each Volume and Prune it until we find one that is purged */
159 for (i=0; i<ids.num_ids; i++) {
161 memset(&lmr, 0, sizeof(lmr));
162 lmr.MediaId = ids.DBId[i];
163 Dmsg1(150, "Get record MediaId=%d\n", (int)lmr.MediaId);
164 if (!db_get_media_record(jcr, jcr->db, &lmr)) {
165 Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
168 /* Don't prune archived volumes */
169 if (lmr.Enabled == 2) {
172 /* Prune only Volumes with status "Full", or "Used" */
173 if (strcmp(lmr.VolStatus, "Full") == 0 ||
174 strcmp(lmr.VolStatus, "Used") == 0) {
175 Dmsg2(050, "Add prune list MediaId=%d Volume %s\n", (int)lmr.MediaId, lmr.VolumeName);
176 count = get_prune_list_for_volume(ua, &lmr, &prune_list);
177 Dmsg1(050, "Num pruned = %d\n", count);
179 purge_job_list_from_catalog(ua, prune_list);
180 prune_list.num_ids = 0; /* reset count */
182 ok = is_volume_purged(ua, &lmr);
184 * If purged and not moved to another Pool,
185 * then we stop pruning and take this volume.
187 if (ok && lmr.PoolId == mr->PoolId) {
188 Dmsg2(050, "Vol=%s MediaId=%d purged.\n", lmr.VolumeName, (int)lmr.MediaId);
189 mr = &lmr; /* struct copy */
198 if (prune_list.JobId) {
199 free(prune_list.JobId);