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");
97 dcr = setup_to_access_device(jcr, dev_name, VolumeName, mode);
101 if (!bsr && VolumeName) {
102 bstrncpy(dcr->VolumeName, VolumeName, sizeof(dcr->VolumeName));
104 bstrncpy(dcr->pool_name, "Default", sizeof(dcr->pool_name));
105 bstrncpy(dcr->pool_type, "Backup", sizeof(dcr->pool_type));
110 * Setup device, jcr, and prepare to access device.
111 * If the caller wants read access, acquire the device, otherwise,
112 * the caller will do it.
114 static DCR *setup_to_access_device(JCR *jcr, char *dev_name,
115 const char *VolumeName, int mode)
121 char VolName[MAX_NAME_LENGTH];
124 * If no volume name already given and no bsr, and it is a file,
125 * try getting name from Filename
128 bstrncpy(VolName, VolumeName, sizeof(VolName));
129 if (strlen(VolumeName) >= MAX_NAME_LENGTH) {
130 Jmsg0(jcr, M_ERROR, 0, _("Volume name or names is too long. Please use a .bsr file.\n"));
135 if (!jcr->bsr && VolName[0] == 0) {
136 if (strncmp(dev_name, "/dev/", 5) != 0) {
137 /* Try stripping file part */
138 p = dev_name + strlen(dev_name);
140 while (p >= dev_name && *p != '/')
143 bstrncpy(VolName, p+1, sizeof(VolName));
149 if ((device=find_device_res(dev_name, mode)) == NULL) {
150 Jmsg2(jcr, M_FATAL, 0, _("Cannot find device \"%s\" in config file %s.\n"),
151 dev_name, configfile);
155 dev = init_dev(jcr, device);
157 Jmsg1(jcr, M_FATAL, 0, _("Cannot init device %s\n"), dev_name);
161 dcr = new_dcr(jcr, dev);
163 bstrncpy(dcr->VolumeName, VolName, sizeof(dcr->VolumeName));
165 bstrncpy(dcr->dev_name, device->device_name, sizeof(dcr->dev_name));
167 create_restore_volume_list(jcr);
169 if (mode) { /* read only access? */
170 Dmsg0(100, "Acquire device for read\n");
171 if (!acquire_device_for_read(dcr)) {
175 if (!first_open_device(dcr)) {
176 Jmsg1(jcr, M_FATAL, 0, _("Cannot open %s\n"), dev->print_name());
185 * Called here when freeing JCR so that we can get rid
186 * of "daemon" specific memory allocated.
188 static void my_free_jcr(JCR *jcr)
191 free_pool_memory(jcr->job_name);
192 jcr->job_name = NULL;
194 if (jcr->client_name) {
195 free_pool_memory(jcr->client_name);
196 jcr->client_name = NULL;
198 if (jcr->fileset_name) {
199 free_pool_memory(jcr->fileset_name);
200 jcr->fileset_name = NULL;
202 if (jcr->fileset_md5) {
203 free_pool_memory(jcr->fileset_md5);
204 jcr->fileset_md5 = NULL;
207 free_restore_volume_list(jcr);
218 * Search for device resource that corresponds to
219 * device name on command line (or default).
221 * Returns: NULL on failure
222 * Device resource pointer on success
224 static DEVRES *find_device_res(char *device_name, int read_access)
229 Dmsg0(900, "Enter find_device_res\n");
231 foreach_res(device, R_DEVICE) {
232 Dmsg2(900, "Compare %s and %s\n", device->device_name, device_name);
233 if (strcmp(device->device_name, device_name) == 0) {
239 /* Search for name of Device resource rather than archive name */
240 if (device_name[0] == '"') {
241 int len = strlen(device_name);
242 bstrncpy(device_name, device_name+1, len+1);
245 device_name[len-1] = 0; /* zap trailing " */
248 foreach_res(device, R_DEVICE) {
249 Dmsg2(900, "Compare %s and %s\n", device->hdr.name, device_name);
250 if (strcmp(device->hdr.name, device_name) == 0) {
258 Pmsg2(0, _("Could not find device \"%s\" in config file %s.\n"), device_name,
263 Pmsg1(0, _("Using device: \"%s\" for reading.\n"), device_name);
266 Pmsg1(0, _("Using device: \"%s\" for writing.\n"), device_name);
273 * Device got an error, attempt to analyse it
275 void display_tape_error_status(JCR *jcr, DEVICE *dev)
279 status = status_dev(dev);
280 Dmsg1(20, "Device status: %x\n", status);
281 if (status & BMT_EOD)
282 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of Data\n"));
283 else if (status & BMT_EOT)
284 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of Tape\n"));
285 else if (status & BMT_EOF)
286 Jmsg(jcr, M_ERROR, 0, _("Unexpected End of File\n"));
287 else if (status & BMT_DR_OPEN)
288 Jmsg(jcr, M_ERROR, 0, _("Tape Door is Open\n"));
289 else if (!(status & BMT_ONLINE))
290 Jmsg(jcr, M_ERROR, 0, _("Unexpected Tape is Off-line\n"));