2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2009 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 Kern Sibbald.
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.
36 static int dbglvl=200;
38 typedef struct PrivateCurFile {
46 bool accurate_mark_file_as_seen(JCR *jcr, char *fname)
48 if (!jcr->accurate || !jcr->file_list) {
51 /* TODO: just use elt->seen = 1 */
52 CurFile *temp = (CurFile *)jcr->file_list->lookup(fname);
54 temp->seen = 1; /* records are in memory */
55 Dmsg1(dbglvl, "marked <%s> as seen\n", fname);
57 Dmsg1(dbglvl, "<%s> not found to be marked as seen\n", fname);
62 static bool accurate_mark_file_as_seen(JCR *jcr, CurFile *elt)
64 /* TODO: just use elt->seen = 1 */
65 CurFile *temp = (CurFile *)jcr->file_list->lookup(elt->fname);
67 temp->seen = 1; /* records are in memory */
72 static bool accurate_lookup(JCR *jcr, char *fname, CurFile *ret)
77 CurFile *temp = (CurFile *)jcr->file_list->lookup(fname);
79 memcpy(ret, temp, sizeof(CurFile));
81 Dmsg1(dbglvl, "lookup <%s> ok\n", fname);
87 static bool accurate_init(JCR *jcr, int nbfile)
90 jcr->file_list = (htable *)malloc(sizeof(htable));
91 jcr->file_list->init(elt, &elt->link, nbfile);
95 /* This function is called at the end of backup
96 * We walk over all hash disk element, and we check
99 bool accurate_send_deleted_list(JCR *jcr)
103 int stream = STREAM_UNIX_ATTRIBUTES;
105 if (!jcr->accurate || jcr->get_JobLevel() == L_FULL) {
109 if (jcr->file_list == NULL) {
113 ff_pkt = init_find_files();
114 ff_pkt->type = FT_DELETED;
116 foreach_htable(elt, jcr->file_list) {
117 if (elt->seen || plugin_check_file(jcr, elt->fname)) {
120 Dmsg2(dbglvl, "deleted fname=%s seen=%i\n", elt->fname, elt->seen);
121 ff_pkt->fname = elt->fname;
122 ff_pkt->statp.st_mtime = elt->mtime;
123 ff_pkt->statp.st_ctime = elt->ctime;
124 encode_and_send_attributes(jcr, ff_pkt, stream);
128 term_find_files(ff_pkt);
130 /* TODO: clean htable when this function is not reached ? */
131 if (jcr->file_list) {
132 jcr->file_list->destroy();
133 free(jcr->file_list);
134 jcr->file_list = NULL;
139 static bool accurate_add_file(JCR *jcr, char *fname, char *lstat)
145 decode_stat(lstat, &statp, &LinkFIc); /* decode catalog stat */
146 elt.ctime = statp.st_ctime;
147 elt.mtime = statp.st_mtime;
151 /* we store CurFile, fname and ctime/mtime in the same chunk */
152 item = (CurFile *)jcr->file_list->hash_malloc(sizeof(CurFile)+strlen(fname)+1);
153 memcpy(item, &elt, sizeof(CurFile));
154 item->fname = (char *)item+sizeof(CurFile);
155 strcpy(item->fname, fname);
156 jcr->file_list->insert(item->fname, item);
158 Dmsg2(dbglvl, "add fname=<%s> lstat=%s\n", fname, lstat);
163 * This function is called for each file seen in fileset.
164 * We check in file_list hash if fname have been backuped
165 * the last time. After we can compare Lstat field.
166 * Full Lstat usage have been removed on 6612
168 bool accurate_check_file(JCR *jcr, FF_PKT *ff_pkt)
174 if (!jcr->accurate || jcr->get_JobLevel() == L_FULL) {
180 if (S_ISDIR(ff_pkt->statp.st_mode)) {
181 fname = ff_pkt->link;
183 fname = ff_pkt->fname;
186 if (!accurate_lookup(jcr, fname, &elt)) {
187 Dmsg1(dbglvl, "accurate %s (not found)\n", fname);
192 if (elt.seen) { /* file has been seen ? */
193 Dmsg1(dbglvl, "accurate %s (already seen)\n", fname);
198 * We check only mtime/ctime like with the normal
199 * incremental/differential mode
201 if (elt.mtime != ff_pkt->statp.st_mtime) {
202 // Jmsg(jcr, M_SAVED, 0, _("%s st_mtime differs\n"), fname);
203 Dmsg3(dbglvl, "%s st_mtime differs (%i!=%i)\n",
204 fname, elt.mtime, ff_pkt->statp.st_mtime);
206 } else if (!(ff_pkt->flags & FO_MTIMEONLY)
207 && (elt.ctime != ff_pkt->statp.st_ctime)) {
208 // Jmsg(jcr, M_SAVED, 0, _("%s st_ctime differs\n"), fname);
209 Dmsg3(dbglvl, "%s st_ctime differs\n",
210 fname, elt.ctime, ff_pkt->statp.st_ctime);
214 accurate_mark_file_as_seen(jcr, &elt);
215 // Dmsg2(dbglvl, "accurate %s = %i\n", fname, stat);
218 unstrip_path(ff_pkt);
223 * TODO: use big buffer from htable
225 int accurate_cmd(JCR *jcr)
227 BSOCK *dir = jcr->dir_bsock;
231 if (!jcr->accurate || job_canceled(jcr) || jcr->get_JobLevel()==L_FULL) {
235 if (sscanf(dir->msg, "accurate files=%ld", &nb) != 1) {
236 dir->fsend(_("2991 Bad accurate command\n"));
240 accurate_init(jcr, nb);
243 * buffer = sizeof(CurFile) + dirmsg
244 * dirmsg = fname + \0 + lstat
246 /* get current files */
247 while (dir->recv() >= 0) {
248 len = strlen(dir->msg) + 1;
249 if (len < dir->msglen) {
250 accurate_add_file(jcr, dir->msg, dir->msg + len);
255 extern void *start_heap;
257 char b1[50], b2[50], b3[50], b4[50], b5[50];
258 Dmsg5(dbglvl," Heap: heap=%s smbytes=%s max_bytes=%s bufs=%s max_bufs=%s\n",
259 edit_uint64_with_commas((char *)sbrk(0)-(char *)start_heap, b1),
260 edit_uint64_with_commas(sm_bytes, b2),
261 edit_uint64_with_commas(sm_max_bytes, b3),
262 edit_uint64_with_commas(sm_buffers, b4),
263 edit_uint64_with_commas(sm_max_buffers, b5));