2 Bacula(R) - The Network Backup Solution
4 Copyright (C) 2000-2015 Kern Sibbald
6 The original author of Bacula is Kern Sibbald, with contributions
7 from many others, a complete list can be found in the file AUTHORS.
9 You may use this file and others of this release according to the
10 license defined in the LICENSE file, which includes the Affero General
11 Public License, v3.0 ("AGPLv3") and some additional permissions and
12 terms pursuant to its AGPLv3 Section 7.
14 This notice must be preserved when any source code is
15 conveyed and/or propagated.
17 Bacula(R) is a registered trademark of Kern Sibbald.
21 * Bacula Director -- Automatic Pruning
22 * Applies retention periods
24 * Kern Sibbald, May MMII
33 /* Forward referenced functions */
37 * Auto Prune Jobs and Files. This is called at the end of every
38 * Job. We do not prune volumes here.
40 void do_autoprune(JCR *jcr)
47 if (!jcr->client) { /* temp -- remove me */
51 ua = new_ua_context(jcr);
55 if (jcr->job->PruneJobs || jcr->client->AutoPrune) {
56 prune_jobs(ua, client, pool, jcr->getJobType());
62 if (jcr->job->PruneFiles || jcr->client->AutoPrune) {
63 prune_files(ua, client, pool);
67 Jmsg(jcr, M_INFO, 0, _("End auto prune.\n\n"));
74 * Prune at least one Volume in current Pool. This is called from
75 * catreq.c => next_vol.c when the Storage daemon is asking for another
76 * volume and no appendable volumes are available.
79 void prune_volumes(JCR *jcr, bool InChanger, MEDIA_DBR *mr,
85 struct del_ctx prune_list;
86 POOL_MEM query(PM_MESSAGE), changer(PM_MESSAGE);
88 char ed1[50], ed2[100], ed3[50];
92 Dmsg1(100, "Prune volumes PoolId=%d\n", jcr->jr.PoolId);
93 if (!jcr->job->PruneVolumes && !jcr->pool->AutoPrune) {
94 Dmsg0(100, "AutoPrune not set in Pool.\n");
98 memset(&prune_list, 0, sizeof(prune_list));
99 prune_list.max_ids = 10000;
100 prune_list.JobId = (JobId_t *)malloc(sizeof(JobId_t) * prune_list.max_ids);
102 ua = new_ua_context(jcr);
106 edit_int64(mr->PoolId, ed1);
108 * Get Pool record for Scratch Pool
110 memset(&spr, 0, sizeof(spr));
111 bstrncpy(spr.Name, "Scratch", sizeof(spr.Name));
112 if (db_get_pool_record(jcr, jcr->db, &spr)) {
113 edit_int64(spr.PoolId, ed2);
114 bstrncat(ed2, ",", sizeof(ed2));
119 if (mr->ScratchPoolId) {
120 edit_int64(mr->ScratchPoolId, ed3);
121 bstrncat(ed2, ed3, sizeof(ed2));
122 bstrncat(ed2, ",", sizeof(ed2));
125 Dmsg1(100, "Scratch pool(s)=%s\n", ed2);
127 * ed2 ends up with scratch poolid and current poolid or
128 * just current poolid if there is no scratch pool
130 bstrncat(ed2, ed1, sizeof(ed2));
133 * Get the List of all media ids in the current Pool or whose
134 * RecyclePoolId is the current pool or the scratch pool
136 const char *select = "SELECT DISTINCT MediaId,LastWritten FROM Media WHERE "
137 "(PoolId=%s OR RecyclePoolId IN (%s)) AND MediaType='%s' %s"
138 "ORDER BY LastWritten ASC,MediaId";
140 set_storageid_in_mr(store, mr);
142 Mmsg(changer, "AND InChanger=1 AND StorageId=%s ", edit_int64(mr->StorageId, ed3));
145 Mmsg(query, select, ed1, ed2, mr->MediaType, changer.c_str());
147 Dmsg1(100, "query=%s\n", query.c_str());
148 if (!db_get_query_dbids(ua->jcr, ua->db, query, ids)) {
149 Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
153 Dmsg1(100, "Volume prune num_ids=%d\n", ids.num_ids);
155 /* Visit each Volume and Prune it until we find one that is purged */
156 for (i=0; i<ids.num_ids; i++) {
158 lmr.MediaId = ids.DBId[i];
159 Dmsg1(100, "Get record MediaId=%d\n", (int)lmr.MediaId);
160 if (!db_get_media_record(jcr, jcr->db, &lmr)) {
161 Jmsg(jcr, M_ERROR, 0, "%s", db_strerror(jcr->db));
164 Dmsg1(100, "Examine vol=%s\n", lmr.VolumeName);
165 /* Don't prune archived volumes */
166 if (lmr.Enabled == 2) {
167 Dmsg1(100, "Vol=%s disabled\n", lmr.VolumeName);
170 /* Prune only Volumes with status "Full", or "Used" */
171 if (strcmp(lmr.VolStatus, "Full") == 0 ||
172 strcmp(lmr.VolStatus, "Used") == 0) {
173 Dmsg2(100, "Add prune list MediaId=%d Volume %s\n", (int)lmr.MediaId, lmr.VolumeName);
174 count = get_prune_list_for_volume(ua, &lmr, &prune_list);
175 Dmsg1(100, "Num pruned = %d\n", count);
177 purge_job_list_from_catalog(ua, prune_list);
178 prune_list.num_ids = 0; /* reset count */
180 if (!is_volume_purged(ua, &lmr, false)) {
181 Dmsg1(100, "Vol=%s not pruned\n", lmr.VolumeName);
184 Dmsg1(100, "Vol=%s is purged\n", lmr.VolumeName);
187 * Since we are also pruning the Scratch pool, continue
188 * until and check if this volume is available (InChanger + StorageId)
189 * If not, just skip this volume and try the next one
192 if (!lmr.InChanger || (lmr.StorageId != mr->StorageId)) {
193 Dmsg1(100, "Vol=%s not inchanger\n", lmr.VolumeName);
194 continue; /* skip this volume, ie not loadable */
199 Dmsg1(100, "Vol=%s not recyclable\n", lmr.VolumeName);
204 * If purged and not moved to another Pool,
205 * then we stop pruning and take this volume.
207 if (lmr.PoolId == mr->PoolId) {
208 Dmsg2(100, "Got Vol=%s MediaId=%d purged.\n", lmr.VolumeName, (int)lmr.MediaId);
210 set_storageid_in_mr(store, mr);
211 break; /* got a volume */
217 Dmsg0(100, "Leave prune volumes\n");
220 if (prune_list.JobId) {
221 free(prune_list.JobId);