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,
30 extern int FiledDataChan; /* File daemon data channel (port) */
31 extern int BaculaTapeVersion; /* Version number */
32 extern char BaculaId[]; /* Id string */
34 /* Responses sent to the File daemon */
35 static char OK_data[] = "3000 OK data\n";
38 * Append Data sent from File daemon
41 int do_append_data(JCR *jcr)
44 long file_index, stream, last_file_index;
46 BSOCK *fd_sock = jcr->file_bsock;
48 DEVICE *dev = jcr->device->dev;
52 Dmsg0(10, "Start append data.\n");
54 /* Tell File daemon to send data */
55 bnet_fsend(fd_sock, OK_data);
57 sm_check(__FILE__, __LINE__, False);
61 if (!bnet_set_buffer_size(ds, MAX_NETWORK_BUFFER_SIZE, BNET_SETBUF_WRITE)) {
62 jcr->JobStatus = JS_Cancelled;
63 Jmsg(jcr, M_FATAL, 0, _("Unable to set network buffer size.\n"));
67 Dmsg1(20, "Begin append device=%s\n", dev_name(dev));
69 block = new_block(dev);
72 * Acquire output device for writing. Note, after acquiring a
73 * device, we MUST release it, which is done at the end of this
76 Dmsg0(100, "just before acquire_device\n");
77 if (!acquire_device_for_append(jcr, dev, block)) {
78 jcr->JobStatus = JS_Cancelled;
82 sm_check(__FILE__, __LINE__, False);
84 Dmsg0(100, "Just after acquire_device_for_append\n");
86 * Write Begin Session Record
88 if (!write_session_label(jcr, block, SOS_LABEL)) {
89 jcr->JobStatus = JS_Cancelled;
90 Jmsg1(jcr, M_FATAL, 0, _("Write session label failed. ERR=%s\n"),
95 sm_check(__FILE__, __LINE__, False);
97 memset(&rec, 0, sizeof(rec));
100 * Get Data from File daemon, write to device
102 jcr->VolFirstFile = 0;
103 time(&jcr->run_time); /* start counting time for rates */
104 for (last_file_index = 0; ok && !job_cancelled(jcr); ) {
107 /* Read Stream header from the File daemon.
108 * The stream header consists of the following:
109 * file_index (sequential Bacula file index)
110 * stream (arbitrary Bacula number to distinguish parts of data)
111 * info (Info for Storage daemon -- compressed, encryped, ...)
113 if ((n=bget_msg(ds)) < 0) {
114 Jmsg1(jcr, M_FATAL, 0, _("Error reading data header from FD. ERR=%s\n"),
119 if (n == 0 || job_cancelled(jcr)) {
120 break; /* all done */
122 sm_check(__FILE__, __LINE__, False);
123 ds->msg[ds->msglen] = 0;
124 if (sscanf(ds->msg, "%ld %ld %100s", &file_index, &stream, info) != 3) {
125 Jmsg1(jcr, M_FATAL, 0, _("Malformed data header from FD: %s\n"), ds->msg);
129 Dmsg2(190, "<filed: Header FilInx=%d stream=%d\n", file_index, stream);
131 if (!(file_index > 0 && (file_index == last_file_index ||
132 file_index == last_file_index + 1))) {
133 Jmsg0(jcr, M_FATAL, 0, _("File index from FD not positive or sequential\n"));
137 if (file_index != last_file_index) {
138 jcr->JobFiles = file_index;
139 if (jcr->VolFirstFile == 0) {
140 jcr->VolFirstFile = file_index;
142 last_file_index = file_index;
145 /* Read data stream from the File daemon.
146 * The data stream is just raw bytes
148 sm_check(__FILE__, __LINE__, False);
149 while ((n=bget_msg(ds)) > 0 && !job_cancelled(jcr)) {
151 sm_check(__FILE__, __LINE__, False);
152 rec.VolSessionId = jcr->VolSessionId;
153 rec.VolSessionTime = jcr->VolSessionTime;
154 rec.FileIndex = file_index;
156 rec.data_len = ds->msglen;
157 rec.data = ds->msg; /* use message buffer */
159 Dmsg4(250, "before writ_rec FI=%d SessId=%d Strm=%s len=%d\n",
160 rec.FileIndex, rec.VolSessionId, stream_to_ascii(rec.Stream),
163 while (!write_record_to_block(block, &rec)) {
164 Dmsg2(150, "!write_record_to_block data_len=%d rem=%d\n", rec.data_len,
166 if (!write_block_to_device(jcr, dev, block)) {
167 Dmsg2(90, "Got write_block_to_dev error on device %s. %s\n",
168 dev_name(dev), strerror_dev(dev));
169 Jmsg(jcr, M_FATAL, 0, _("Cannot fixup device error. %s\n"),
175 sm_check(__FILE__, __LINE__, False);
179 jcr->JobBytes += rec.data_len; /* increment bytes this job */
180 Dmsg4(190, "write_record FI=%s SessId=%d Strm=%s len=%d\n",
181 FI_to_ascii(rec.FileIndex), rec.VolSessionId,
182 stream_to_ascii(rec.Stream), rec.data_len);
183 /* Send attributes and MD5 to Director for Catalog */
184 if (stream == STREAM_UNIX_ATTRIBUTES || stream == STREAM_MD5_SIGNATURE) {
185 if (!dir_update_file_attributes(jcr, &rec)) {
190 sm_check(__FILE__, __LINE__, False);
193 Jmsg1(jcr, M_FATAL, 0, _("Network error on data channel. ERR=%s\n"),
200 *******FIXME***** we should put the ok status in the End of
203 * We probably need a new flag that says "Do not attempt
204 * to write because there is no tape".
206 sm_check(__FILE__, __LINE__, False);
207 Dmsg0(90, "Write_end_session_label()\n");
208 if (!write_session_label(jcr, block, EOS_LABEL)) {
209 Jmsg1(jcr, M_FATAL, 0, _("Error writting end session label. ERR=%s\n"),
213 /* Write out final block of this session */
214 if (!write_block_to_device(jcr, dev, block)) {
215 Pmsg0(0, "Set ok=FALSE after write_block_to_device.\n");
219 /* Release the device */
220 if (!release_device(jcr, dev, block)) {
221 Pmsg0(0, "Error in release_device\n");
226 Dmsg0(90, "return from do_append_data()\n");