3 * Utility routines for "tool" programs such as bscan, bls,
4 * bextract, ... Some routines also used by Bacula.
8 * Normally nothing in this file is called by the Storage
9 * daemon because we interact more directly with the user
15 Copyright (C) 2000-2005 Kern Sibbald
17 This program is free software; you can redistribute it and/or
18 modify it under the terms of the GNU General Public License
19 version 2 as amended with additional clauses defined in the
20 file LICENSE in the main source directory.
22 This program is distributed in the hope that it will be useful,
23 but WITHOUT ANY WARRANTY; without even the implied warranty of
24 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 the file LICENSE for additional details.
32 /* Forward referenced functions */
33 static DCR *setup_to_access_device(JCR *jcr, char *dev_name, const char *VolumeName, int mode);
34 static DEVRES *find_device_res(char *device_name, int mode);
35 static void my_free_jcr(JCR *jcr);
37 /* Imported variables -- eliminate some day */
38 extern char *configfile;
41 char *rec_state_to_str(DEV_RECORD *rec)
45 if (rec->state & REC_NO_HEADER) {
46 strcat(buf, _("Nohdr,"));
48 if (is_partial_record(rec)) {
49 strcat(buf, _("partial,"));
51 if (rec->state & REC_BLOCK_EMPTY) {
52 strcat(buf, _("empty,"));
54 if (rec->state & REC_NO_MATCH) {
55 strcat(buf, _("Nomatch,"));
57 if (rec->state & REC_CONTINUATION) {
58 strcat(buf, _("cont,"));
61 buf[strlen(buf)-1] = 0;
68 * Setup a "daemon" JCR for the various standalone
69 * tools (e.g. bls, bextract, bscan, ...)
71 JCR *setup_jcr(const char *name, char *dev_name, BSR *bsr,
72 const char *VolumeName, int mode)
75 JCR *jcr = new_jcr(sizeof(JCR), my_free_jcr);
77 jcr->VolSessionId = 1;
78 jcr->VolSessionTime = (uint32_t)time(NULL);
81 jcr->JobType = JT_CONSOLE;
82 jcr->JobLevel = L_FULL;
83 jcr->JobStatus = JS_Terminated;
84 jcr->where = bstrdup("");
85 jcr->job_name = get_pool_memory(PM_FNAME);
86 pm_strcpy(jcr->job_name, "Dummy.Job.Name");
87 jcr->client_name = get_pool_memory(PM_FNAME);
88 pm_strcpy(jcr->client_name, "Dummy.Client.Name");
89 bstrncpy(jcr->Job, name, sizeof(jcr->Job));
90 jcr->fileset_name = get_pool_memory(PM_FNAME);
91 pm_strcpy(jcr->fileset_name, "Dummy.fileset.name");
92 jcr->fileset_md5 = get_pool_memory(PM_FNAME);
93 pm_strcpy(jcr->fileset_md5, "Dummy.fileset.md5");
95 dcr = setup_to_access_device(jcr, dev_name, VolumeName, mode);
99 if (!bsr && VolumeName) {
100 bstrncpy(dcr->VolumeName, VolumeName, sizeof(dcr->VolumeName));
102 bstrncpy(dcr->pool_name, "Default", sizeof(dcr->pool_name));
103 bstrncpy(dcr->pool_type, "Backup", sizeof(dcr->pool_type));
108 * Setup device, jcr, and prepare to access device.
109 * If the caller wants read access, acquire the device, otherwise,
110 * the caller will do it.
112 static DCR *setup_to_access_device(JCR *jcr, char *dev_name,
113 const char *VolumeName, int mode)
119 char VolName[MAX_NAME_LENGTH];
122 * If no volume name already given and no bsr, and it is a file,
123 * try getting name from Filename
126 bstrncpy(VolName, VolumeName, sizeof(VolName));
127 if (strlen(VolumeName) >= MAX_NAME_LENGTH) {
128 Jmsg0(jcr, M_ERROR, 0, _("Volume name or names is too long. Please use a .bsr file.\n"));
133 if (!jcr->bsr && VolName[0] == 0) {
134 if (strncmp(dev_name, "/dev/", 5) != 0) {
135 /* Try stripping file part */
136 p = dev_name + strlen(dev_name);
138 while (p >= dev_name && *p != '/')
141 bstrncpy(VolName, p+1, sizeof(VolName));
147 if ((device=find_device_res(dev_name, mode)) == NULL) {
148 Jmsg2(jcr, M_FATAL, 0, _("Cannot find device \"%s\" in config file %s.\n"),
149 dev_name, configfile);
153 dev = init_dev(jcr, device);
155 Jmsg1(jcr, M_FATAL, 0, _("Cannot init device %s\n"), dev_name);
159 dcr = new_dcr(jcr, dev);
161 bstrncpy(dcr->VolumeName, VolName, sizeof(dcr->VolumeName));
163 bstrncpy(dcr->dev_name, device->device_name, sizeof(dcr->dev_name));
165 create_restore_volume_list(jcr);
167 if (mode) { /* read only access? */
168 Dmsg0(100, "Acquire device for read\n");
169 if (!acquire_device_for_read(dcr)) {
173 if (!first_open_device(dcr)) {
174 Jmsg1(jcr, M_FATAL, 0, _("Cannot open %s\n"), dev->print_name());
183 * Called here when freeing JCR so that we can get rid
184 * of "daemon" specific memory allocated.
186 static void my_free_jcr(JCR *jcr)
189 free_pool_memory(jcr->job_name);
190 jcr->job_name = NULL;
192 if (jcr->client_name) {
193 free_pool_memory(jcr->client_name);
194 jcr->client_name = NULL;
196 if (jcr->fileset_name) {
197 free_pool_memory(jcr->fileset_name);
198 jcr->fileset_name = NULL;
200 if (jcr->fileset_md5) {
201 free_pool_memory(jcr->fileset_md5);
202 jcr->fileset_md5 = NULL;
205 free_restore_volume_list(jcr);
216 * Search for device resource that corresponds to
217 * device name on command line (or default).
219 * Returns: NULL on failure
220 * Device resource pointer on success
222 static DEVRES *find_device_res(char *device_name, int read_access)
227 Dmsg0(900, "Enter find_device_res\n");
229 foreach_res(device, R_DEVICE) {
230 Dmsg2(900, "Compare %s and %s\n", device->device_name, device_name);
231 if (strcmp(device->device_name, device_name) == 0) {
237 /* Search for name of Device resource rather than archive name */
238 if (device_name[0] == '"') {
239 int len = strlen(device_name);
240 bstrncpy(device_name, device_name+1, len+1);
243 device_name[len-1] = 0; /* zap trailing " */
246 foreach_res(device, R_DEVICE) {
247 Dmsg2(900, "Compare %s and %s\n", device->hdr.name, device_name);
248 if (strcmp(device->hdr.name, device_name) == 0) {
256 Pmsg2(0, _("Could not find device \"%s\" in config file %s.\n"), device_name,
261 Pmsg1(0, _("Using device: \"%s\" for reading.\n"), device_name);
264 Pmsg1(0, _("Using device: \"%s\" for writing.\n"), device_name);
271 * Device got an error, attempt to analyse it
273 void display_tape_error_status(JCR *jcr, DEVICE *dev)
277 status = status_dev(dev);
278 Dmsg1(20, "Device status: %x\n", status);
279 if (status & BMT_EOD)
280 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of Data\n"));
281 else if (status & BMT_EOT)
282 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of Tape\n"));
283 else if (status & BMT_EOF)
284 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of File\n"));
285 else if (status & BMT_DR_OPEN)
286 Jmsg(jcr, M_ERROR, 0, _("Tape Door is Open\n"));
287 else if (!(status & BMT_ONLINE))
288 Jmsg(jcr, M_ERROR, 0, _("Unexpected Tape is Off-line\n"));