2 * Append code for Storage daemon
8 Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2 of
13 the License, or (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public
21 License along with this program; if not, write to the Free
22 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
31 /* Responses sent to the File daemon */
32 static char OK_data[] = "3000 OK data\n";
35 * Append Data sent from File daemon
38 int do_append_data(JCR *jcr)
41 long file_index, stream, last_file_index;
43 BSOCK *fd_sock = jcr->file_bsock;
45 DEVICE *dev = jcr->device->dev;
49 Dmsg0(10, "Start append data.\n");
51 /* Tell File daemon to send data */
52 bnet_fsend(fd_sock, OK_data);
54 sm_check(__FILE__, __LINE__, False);
56 if (!jcr->no_attributes && jcr->spool_attributes) {
57 open_spool_file(jcr, jcr->dir_bsock);
62 if (!bnet_set_buffer_size(ds, MAX_NETWORK_BUFFER_SIZE, BNET_SETBUF_WRITE)) {
63 set_jcr_job_status(jcr, JS_ErrorTerminated);
64 Jmsg(jcr, M_FATAL, 0, _("Unable to set network buffer size.\n"));
68 Dmsg1(20, "Begin append device=%s\n", dev_name(dev));
70 block = new_block(dev);
73 * Acquire output device for writing. Note, after acquiring a
74 * device, we MUST release it, which is done at the end of this
77 Dmsg0(100, "just before acquire_device\n");
78 if (!acquire_device_for_append(jcr, dev, block)) {
79 set_jcr_job_status(jcr, JS_ErrorTerminated);
83 sm_check(__FILE__, __LINE__, False);
85 Dmsg0(100, "Just after acquire_device_for_append\n");
87 * Write Begin Session Record
89 if (!write_session_label(jcr, block, SOS_LABEL)) {
90 Jmsg1(jcr, M_FATAL, 0, _("Write session label failed. ERR=%s\n"),
92 set_jcr_job_status(jcr, JS_ErrorTerminated);
96 sm_check(__FILE__, __LINE__, False);
98 memset(&rec, 0, sizeof(rec));
101 * Get Data from File daemon, write to device. To clarify what is
102 * going on here. We expect:
104 * - Multiple records of data
107 * The Stream header is just used to sychronize things, and
108 * none of the stream header is written to tape.
109 * The Multiple records of data, contain first the Attributes,
110 * then after another stream header, the file data, then
111 * after another stream header, the MD5 data if any.
113 * So we get the (stream header, data, EOD) three time for each
114 * file. 1. for the Attributes, 2. for the file data if any,
115 * and 3. for the MD5 if any.
117 jcr->VolFirstFile = 0;
118 time(&jcr->run_time); /* start counting time for rates */
119 for (last_file_index = 0; ok && !job_cancelled(jcr); ) {
122 /* Read Stream header from the File daemon.
123 * The stream header consists of the following:
124 * file_index (sequential Bacula file index)
125 * stream (arbitrary Bacula number to distinguish parts of data)
126 * info (Info for Storage daemon -- compressed, encryped, ...)
127 * info is not currently used, so is read, but ignored!
129 if ((n=bget_msg(ds)) <= 0) {
130 if (n == BNET_SIGNAL && ds->msglen == BNET_EOD) {
131 break; /* end of data */
133 Jmsg1(jcr, M_FATAL, 0, _("Error reading data header from FD. ERR=%s\n"),
138 sm_check(__FILE__, __LINE__, False);
139 ds->msg[ds->msglen] = 0;
140 if (sscanf(ds->msg, "%ld %ld %100s", &file_index, &stream, info) != 3) {
141 Jmsg1(jcr, M_FATAL, 0, _("Malformed data header from FD: %s\n"), ds->msg);
145 Dmsg2(190, "<filed: Header FilInx=%d stream=%d\n", file_index, stream);
147 if (!(file_index > 0 && (file_index == last_file_index ||
148 file_index == last_file_index + 1))) {
149 Jmsg0(jcr, M_FATAL, 0, _("File index from FD not positive or sequential\n"));
153 if (file_index != last_file_index) {
154 jcr->JobFiles = file_index;
155 if (jcr->VolFirstFile == 0) {
156 jcr->VolFirstFile = file_index;
158 last_file_index = file_index;
161 /* Read data stream from the File daemon.
162 * The data stream is just raw bytes
164 sm_check(__FILE__, __LINE__, False);
165 while ((n=bget_msg(ds)) > 0 && !job_cancelled(jcr)) {
167 sm_check(__FILE__, __LINE__, False);
168 rec.VolSessionId = jcr->VolSessionId;
169 rec.VolSessionTime = jcr->VolSessionTime;
170 rec.FileIndex = file_index;
172 rec.data_len = ds->msglen;
173 rec.data = ds->msg; /* use message buffer */
175 Dmsg4(250, "before writ_rec FI=%d SessId=%d Strm=%s len=%d\n",
176 rec.FileIndex, rec.VolSessionId, stream_to_ascii(rec.Stream,rec.FileIndex),
179 while (!write_record_to_block(block, &rec)) {
180 Dmsg2(150, "!write_record_to_block data_len=%d rem=%d\n", rec.data_len,
182 if (!write_block_to_device(jcr, dev, block)) {
183 Dmsg2(90, "Got write_block_to_dev error on device %s. %s\n",
184 dev_name(dev), strerror_dev(dev));
185 Jmsg(jcr, M_FATAL, 0, _("Cannot fixup device error. %s\n"),
191 sm_check(__FILE__, __LINE__, False);
193 Dmsg0(400, "Not OK\n");
196 jcr->JobBytes += rec.data_len; /* increment bytes this job */
197 Dmsg4(200, "write_record FI=%s SessId=%d Strm=%s len=%d\n",
198 FI_to_ascii(rec.FileIndex), rec.VolSessionId,
199 stream_to_ascii(rec.Stream, rec.FileIndex), rec.data_len);
201 /* Send attributes and MD5 to Director for Catalog */
202 if (stream == STREAM_UNIX_ATTRIBUTES || stream == STREAM_MD5_SIGNATURE ||
203 stream == STREAM_WIN32_ATTRIBUTES) {
204 if (!jcr->no_attributes) {
205 if (jcr->spool_attributes && jcr->dir_bsock->spool_fd) {
206 jcr->dir_bsock->spool = 1;
208 Dmsg0(200, "Send attributes.\n");
209 if (!dir_update_file_attributes(jcr, &rec)) {
210 Jmsg(jcr, M_FATAL, 0, _("Error updating file attributes. ERR=%s\n"),
211 bnet_strerror(jcr->dir_bsock));
213 jcr->dir_bsock->spool = 0;
216 jcr->dir_bsock->spool = 0;
219 sm_check(__FILE__, __LINE__, False);
221 if (is_bnet_error(ds)) {
222 Jmsg1(jcr, M_FATAL, 0, _("Network error on data channel. ERR=%s\n"),
229 * We probably need a new flag that says "Do not attempt
230 * to write because there is no tape".
232 sm_check(__FILE__, __LINE__, False);
233 Dmsg0(90, "Write_end_session_label()\n");
235 /* Create Job status for end of session label */
236 set_jcr_job_status(jcr, ok?JS_Terminated:JS_ErrorTerminated);
238 Dmsg1(200, "Write session label JobStatus=%d\n", jcr->JobStatus);
240 if (!write_session_label(jcr, block, EOS_LABEL)) {
241 Jmsg1(jcr, M_FATAL, 0, _("Error writting end session label. ERR=%s\n"),
243 set_jcr_job_status(jcr, JS_ErrorTerminated);
246 /* Write out final block of this session */
247 if (!write_block_to_device(jcr, dev, block)) {
248 Pmsg0(000, _("Set ok=FALSE after write_block_to_device.\n"));
249 set_jcr_job_status(jcr, JS_ErrorTerminated);
253 Dmsg1(200, "release device JobStatus=%d\n", jcr->JobStatus);
254 /* Release the device */
255 if (!release_device(jcr, dev)) {
256 Pmsg0(000, _("Error in release_device\n"));
257 set_jcr_job_status(jcr, JS_ErrorTerminated);
263 if (jcr->spool_attributes && jcr->dir_bsock->spool_fd) {
264 bnet_despool(jcr->dir_bsock);
265 close_spool_file(jcr, jcr->dir_bsock);
268 dir_send_job_status(jcr); /* update director */
270 Dmsg0(90, "return from do_append_data()\n");