2 * Bacula File Daemon backup.c send file attributes and data
3 * to the Storage daemon.
5 * Kern Sibbald, March MM
11 Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation; either version 2 of
16 the License, or (at your option) any later version.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public
24 License along with this program; if not, write to the Free
25 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
33 static int save_file(FF_PKT *ff_pkt, void *pkt);
36 * Find all the requested files and send them
37 * to the Storage daemon.
40 int blast_data_to_storage_daemon(JCR *jcr, char *addr, int port)
45 sd = jcr->store_bsock;
47 jcr->JobStatus = JS_Running;
49 Dmsg1(10, "bfiled: opened data connection %d to stored\n", sd->fd);
51 if (!bnet_set_buffer_size(sd, MAX_NETWORK_BUFFER_SIZE, BNET_SETBUF_WRITE)) {
54 jcr->buf_size = sd->msglen;
56 jcr->compress_buf = (char *) bmalloc(jcr->buf_size);
58 Dmsg1(100, "set_find_options ff=%p\n", jcr->ff);
59 set_find_options(jcr->ff, jcr->incremental, jcr->mtime);
60 Dmsg0(10, "start find files\n");
62 /* Subroutine save_file() is called for each file */
63 /* ***FIXME**** add FSM code */
64 if (!find_files(jcr->ff, save_file, (void *)jcr)) {
68 bnet_sig(sd, BNET_EOF); /* terminate data connection */
74 if (jcr->compress_buf) {
75 free(jcr->compress_buf);
76 jcr->compress_buf = NULL;
82 * Called here by find() for each file included.
84 * *****FIXME***** add FSMs File System Modules
86 * Send the file and its data to the Storage daemon.
88 static int save_file(FF_PKT *ff_pkt, void *ijcr)
90 char attribs[MAXSTRING];
91 int fid, stat, stream;
93 struct MD5Context md5c;
95 unsigned char signature[16];
97 JCR *jcr = (JCR *)ijcr;
100 sd = jcr->store_bsock;
101 dir = jcr->dir_bsock;
102 jcr->num_files_examined++; /* bump total file count */
104 switch (ff_pkt->type) {
105 case FT_LNKSAVED: /* Hard linked, file already saved */
108 Dmsg1(30, "FT_REGE saving: %s\n", ff_pkt->fname);
111 Dmsg1(30, "FT_REG saving: %s\n", ff_pkt->fname);
114 Dmsg2(30, "FT_LNK saving: %s -> %s\n", ff_pkt->fname, ff_pkt->link);
117 Dmsg1(30, "FT_DIR saving: %s\n", ff_pkt->link);
120 Dmsg1(30, "FT_SPEC saving: %s\n", ff_pkt->fname);
123 Jmsg(jcr, M_NOTSAVED, -1, _(" Could not access %s: ERR=%s"), ff_pkt->fname,
124 strerror(ff_pkt->ff_errno));
127 Jmsg(jcr, M_NOTSAVED, -1, _(" Could not follow link %s: ERR=%s\n"), ff_pkt->fname,
128 strerror(ff_pkt->ff_errno));
131 Jmsg(jcr, M_NOTSAVED, -1, _(" Could not stat %s: ERR=%s\n"), ff_pkt->fname,
132 strerror(ff_pkt->ff_errno));
136 Jmsg(jcr, M_SKIPPED, -1, _(" Unchanged file skipped: %s\n"), ff_pkt->fname);
139 Jmsg(jcr, M_NOTSAVED, -1, _(" Archive file not saved: %s\n"), ff_pkt->fname);
142 Jmsg(jcr, M_SKIPPED, -1, _(" Recursion turned off. Directory skipped: %s\n"),
146 Jmsg(jcr, M_SKIPPED, -1, _(" File system change prohibited. Directory skipped. %s\n"),
150 Jmsg(jcr, M_NOTSAVED, -1, _(" Could not open directory %s: ERR=%s\n"), ff_pkt->fname,
151 strerror(ff_pkt->ff_errno));
154 Jmsg(jcr, M_ERROR, 0, _("Unknown file type %d; not saved: %s\n"), ff_pkt->type, ff_pkt->fname);
158 if (ff_pkt->type != FT_LNKSAVED && S_ISREG(ff_pkt->statp.st_mode) &&
159 ff_pkt->statp.st_size > 0) {
160 if ((fid = open(ff_pkt->fname, O_RDONLY | O_BINARY)) < 0) {
161 ff_pkt->ff_errno = errno;
162 Jmsg(jcr, M_NOTSAVED, -1, _("Cannot open %s: ERR=%s.\n"), ff_pkt->fname, strerror(ff_pkt->ff_errno));
169 Dmsg1(30, "bfiled: sending %s to stored\n", ff_pkt->fname);
170 encode_stat(attribs, &ff_pkt->statp);
172 jcr->JobFiles++; /* increment number of files sent */
173 jcr->last_fname = (char *) check_pool_memory_size(jcr->last_fname, strlen(ff_pkt->fname) + 1);
174 strcpy(jcr->last_fname, ff_pkt->fname);
177 * Send Attributes header to Storage daemon
178 * <file-index> <stream> <info>
180 if (!bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, STREAM_UNIX_ATTRIBUTES)) {
186 Dmsg1(10, ">stored: attrhdr %s\n", sd->msg);
189 * Send file attributes to Storage daemon
192 * Filename (full path)
194 * Link name (if type==FT_LNK)
195 * For a directory, link is the same as fname, but with trailing
196 * slash. For a linked file, link is the link.
198 if (ff_pkt->type == FT_LNK) {
199 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%s%c", jcr->JobFiles,
200 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, ff_pkt->link, 0);
201 } else if (ff_pkt->type == FT_DIR) {
202 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%c", jcr->JobFiles,
203 ff_pkt->type, ff_pkt->link, 0, attribs, 0, 0);
205 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%c", jcr->JobFiles,
206 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, 0);
209 Dmsg2(20, ">stored: attr len=%d: %s\n", sd->msglen, sd->msg);
216 /* send data termination sentinel */
217 bnet_sig(sd, BNET_EOD);
220 * If the file has data, read it and send to the Storage daemon
225 Dmsg1(60, "Saving data, type=%d\n", ff_pkt->type);
227 * Send Data header to Storage daemon
228 * <file-index> <stream> <info>
230 if (ff_pkt->flags & FO_GZIP) {
231 stream = STREAM_GZIP_DATA;
232 /* Adjust for compression so that output buffer is
233 * 12 bytes + 0.1% larger than input buffer
235 read_size = jcr->buf_size - 12 - (jcr->buf_size / 1000) - 1;
237 stream = STREAM_FILE_DATA;
238 read_size = jcr->buf_size;
240 if (!bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, stream)) {
244 Dmsg1(10, ">stored: datahdr %s\n", sd->msg);
246 if (ff_pkt->flags & FO_MD5) {
251 while ((sd->msglen=read(fid, sd->msg, read_size)) > 0) {
256 if (ff_pkt->flags & FO_MD5) {
257 MD5Update(&md5c, (unsigned char *) (sd->msg), sd->msglen);
260 /* ***FIXME*** add compression level options */
262 if (ff_pkt->flags & FO_GZIP) {
263 if (compress((Bytef *)jcr->compress_buf, &compress_len,
264 (const Bytef *)sd->msg, (uLong)sd->msglen) != Z_OK) {
265 Jmsg(jcr, M_ERROR, 0, _("Compression error\n"));
271 sd->msg = jcr->compress_buf;
272 sd->msglen = compress_len;
275 if (!bnet_send(sd)) {
281 Dmsg1(30, "Send data to FD len=%d\n", sd->msglen);
282 jcr->JobBytes += sd->msglen;
284 if (sd->msglen < 0) {
285 Jmsg(jcr, M_ERROR, 0, _("Error during save reading ERR=%s\n"), ff_pkt->fname,
286 strerror(ff_pkt->ff_errno));
290 /* Send data termination poll signal to Storage daemon.
291 * NOTE possibly put this poll on a counter as specified
292 * by the user to improve efficiency (i.e. poll every
293 * other file, every third file, ...
295 bnet_sig(sd, BNET_EOD_POLL);
296 Dmsg0(30, "Send EndData_Poll\n");
297 /* ***FIXME**** change to use bget_msg() */
298 if (bnet_recv(sd) <= 0) {
302 if (strcmp(sd->msg, "3000 OK\n") != 0) {
303 Jmsg1(jcr, M_ERROR, 0, _("Job aborted by Storage daemon: %s\n"), sd->msg);
308 close(fid); /* close file */
312 /* Terminate any MD5 signature and send it to Storage daemon and the Director */
313 if (gotMD5 && ff_pkt->flags & FO_MD5) {
314 MD5Final(signature, &md5c);
315 bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, STREAM_MD5_SIGNATURE);
316 Dmsg1(10, "bfiled>stored:header %s\n", sd->msg);
317 memcpy(sd->msg, signature, 16);
320 bnet_sig(sd, BNET_EOD); /* end of MD5 */
324 if (ff_pkt->type == FT_DIR) {
325 Jmsg(jcr, M_SAVED, -1, _(" Directory saved normally: %s\n"), ff_pkt->link);
327 Jmsg(jcr, M_SAVED, -1, _(" File saved normally: %s\n"), ff_pkt->fname);