source: MondoRescue/branches/2.2.10/mondo/src/common/libmondo-cli.c@ 2389

Last change on this file since 2389 was 2389, checked in by Bruno Cornec, 15 years ago

Fix a problem in netfs analysis in mondoarchive
(Backport from 2.2.9)
  • Property svn:keywords set to Id
File size: 50.9 KB
Line 
1/***************************************************************************
2$Id: libmondo-cli.c 2389 2009-09-10 18:31:57Z bruno $
3*******************************************************************/
4
5/**
6 * @file
7 * Functions for handling command-line arguments passed to mondoarchive.
8 */
9
10/** @def BOOT_LOADER_CHARS The characters allowed for boot loader on this platform. */
11
12#include <pthread.h>
13#include "my-stuff.h"
14#include "mr_mem.h"
15#include "mr_str.h"
16#include "mondostructures.h"
17#include "libmondo-cli-EXT.h"
18#include "libmondo.h"
19
20extern int g_loglevel;
21extern bool g_text_mode;
22extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
23extern char *MONDO_OPTIONS;
24
25/*@ file pointer **************************************************/
26extern FILE *g_tape_stream;
27
28/*@ long long *****************************************************/
29extern long long g_tape_posK;
30
31/*@ long **********************************************************/
32extern long g_noof_sets;
33
34/*@ bool******** **************************************************/
35bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
36bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
37extern bool g_cd_recovery;
38
39extern void setup_tmpdir(char *path);
40extern double g_kernel_version;
41extern int g_current_media_number;
42extern pid_t g_main_pid;
43extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
44
45/* Stuff that handles the -I and -E option when a whole disk DSF is used */
46typedef struct mounted_fs_struct {
47 char device[MAX_STR_LEN]; /* The name of the device */
48 char mount_point[MAX_STR_LEN]; /* The devices mount point */
49 unsigned char check; /* 1 == included on DSF */
50 struct mounted_fs_struct *next;
51} MOUNTED_FS_STRUCT;
52static MOUNTED_FS_STRUCT *DSF_Head = NULL; /* Points to the first entry of mounted_fs_struct list */
53static MOUNTED_FS_STRUCT *DSF_Tail = NULL; /* Points to the last entry of mounted_fs_struct list */
54static void add_mounted_fs_struct (MOUNTED_FS_STRUCT *DSFptr);
55static void free_mounted_fs_list (void);
56static int get_dsf_mount_list (const char *dsf, char **included_dsf_list, char **excluded_dsf_list);
57static int create_list_of_non_NETFS_mounted_file_systems (void);
58static MOUNTED_FS_STRUCT *find_mount_point_in_list (const char *mount_point);
59static MOUNTED_FS_STRUCT *find_device_in_list (const char *device);
60
61/* Do we use extended attributes and acl ?
62 * By default no, use --acl & --attr options to force their usage */
63extern char *g_getfacl;
64extern char *g_getfattr;
65
66/* Reference to global bkpinfo */
67extern struct s_bkpinfo *bkpinfo;
68
69extern void free_MR_global_filenames(void);
70
71/**
72 * @addtogroup cliGroup
73 * @{
74 */
75/**
76 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
77 * @param argc The argument count, including the program name; @p argc passed to main().
78 * @param argv The argument vector; @p argv passed to main().
79 * @param bkpinfo The backup information structure to populate.
80 * @return The number of problems with the command line (0 for success).
81 */
82int
83handle_incoming_parameters(int argc, char *argv[])
84{
85 /*@ int *** */
86 int res = 0;
87 int retval = 0;
88 int i = 0, j;
89
90 /*@ buffers *************** */
91 char *tmp = NULL;
92 char flag_val[128][MAX_STR_LEN];
93 bool flag_set[128];
94
95 for (i = 0; i < 128; i++) {
96 flag_val[i][0] = '\0';
97 flag_set[i] = FALSE;
98 }
99 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
100 bkpinfo->media_size[j] = 650;
101 } /* default */
102 res = retrieve_switches_from_command_line(argc, argv, flag_val, flag_set);
103 retval += res;
104 if (!retval) {
105 res = process_switches(flag_val, flag_set);
106 retval += res;
107 }
108 log_msg(3, "Switches:-");
109 for (i = 0; i < 128; i++) {
110 if (flag_set[i]) {
111 log_msg(3, "-%c %s", i, flag_val[i]);
112 }
113 }
114 mr_asprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
115 paranoid_system(tmp);
116 mr_free(tmp);
117
118 mr_asprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
119 paranoid_system(tmp);
120 mr_free(tmp);
121 return (retval);
122}
123
124
125
126
127/**
128 * Store the sizespec(s) stored in @p value into @p bkpinfo.
129 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
130 * @param value The sizespec (e.g. "2g", "40m").
131 * @return 0, always.
132 * @bug Return code not needed.
133 */
134int process_the_s_switch(char *value)
135{
136 int j;
137 char tmp[MAX_STR_LEN], *p;
138
139 assert(bkpinfo != NULL);
140 assert(value != NULL);
141
142 bkpinfo->media_size[0] = -1; /* dummy value */
143 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
144 j++, p = strchr(p, ',') + 1) {
145 strncpy(tmp, p, MAX_STR_LEN);
146 *(strchr(tmp, ',')) = '\0';
147 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
148 log_msg(3, "media_size[%d] = %ld", j, bkpinfo->media_size[j]);
149 }
150 for (; j <= MAX_NOOF_MEDIA; j++) {
151 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
152 }
153 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
154 if (bkpinfo->media_size[j] <= 0) {
155 log_msg(1, "You gave media #%d an invalid size\n", j);
156 return (-1);
157 }
158 }
159 return (0);
160}
161
162/**
163 * Frees the memory for all of the structures on the linked list of
164 * all of the non-NETFS mounted file systems.
165 */
166static void free_mounted_fs_list (void) {
167 MOUNTED_FS_STRUCT *DSFptr = NULL;
168 MOUNTED_FS_STRUCT *DSFnext = NULL;
169
170 DSFptr = DSF_Head;
171 while (DSFptr != NULL) {
172 DSFnext = DSFptr->next;
173 mr_free(DSFptr);
174 DSFptr = DSFnext;
175 }
176 DSF_Head = NULL;
177 DSF_Tail = NULL;
178}
179
180/**
181 * Creates a singly linked list of all of the non-NETFS mounted file systems.
182 * @param DSFptr A pointer to the structure MOUNTED_FS_STRUCT used to hold
183 * the list of mounted file systems.
184 * @return None.
185 */
186static void add_mounted_fs_struct (MOUNTED_FS_STRUCT *DSFptr)
187{
188 assert (DSFptr);
189 if (DSF_Head == NULL) {
190 DSF_Head = DSFptr;
191 } else {
192 DSF_Tail->next = DSFptr;
193 }
194 DSFptr->next = NULL;
195 DSF_Tail = DSFptr;
196}
197
198/**
199 * Find the structure, in the singly linked list of all of the non-NETFS
200 * mounted file systems, that contains the specified device.
201 * @param device The device to find
202 * @return NULL if it didn't find the device, a pointer to the
203 * structure if it did.
204 */
205static MOUNTED_FS_STRUCT *find_device_in_list (const char *device)
206{
207 MOUNTED_FS_STRUCT *DSFptr = NULL;
208
209 DSFptr = DSF_Head;
210 while (DSFptr != NULL) {
211 if (!strcmp(DSFptr->device, device)) {
212 break;
213 }
214 DSFptr = DSFptr->next;
215 }
216 return (DSFptr);
217}
218
219/**
220 * Find the structure, in the singly linked list of all of the non-NETFS
221 * mounted file systems, that contains the specified mount point.
222 * @param mount_point The mount point to find
223 * @return NULL is it didn't find the mount point, a pointer to the
224 * structure if it did.
225 */
226static MOUNTED_FS_STRUCT *find_mount_point_in_list (const char *mount_point)
227{
228 MOUNTED_FS_STRUCT *DSFptr = NULL;
229
230 DSFptr = DSF_Head;
231 while (DSFptr != NULL) {
232 if (!strcmp(DSFptr->mount_point, mount_point)) {
233 break;
234 }
235 DSFptr = DSFptr->next;
236 }
237 return (DSFptr);
238}
239
240/**
241 * Creates a linked list of all of the non-NETFS mounted file systems.
242 * We use a linked list because we don't know how many mounted file
243 * there are (and there can be a lot).
244 * @return 0 on success and greated than 0 on failure.
245 */
246static int create_list_of_non_NETFS_mounted_file_systems (void)
247{
248 int i = 0;
249 int mount_cnt = 0;
250 char *mounted_file_system = NULL;
251 char *command = NULL;
252 char *token = NULL;
253 char token_chars[] =" :\t\r\f\a\0";
254 MOUNTED_FS_STRUCT *DSFptr = NULL;
255
256 free_mounted_fs_list();
257 /********
258 * Find the number of mounted file system entries and their respective mount points.
259 * I can't return all of the entries as one string because it's length can be longer
260 * than MAX_STR_LEN which is used in call_program_and_get_last_line_of_output().
261 * So start looping and get the number of mounted file systems and query them one by one.
262 ********/
263 /* Get the number of mounted file systems ((those that start with "/dev/" */
264 mr_asprintf(command, "mount 2>/dev/null | awk '{if($1 ~ \"^/dev/\"){print $0}}'|wc -l");
265 log_msg(5, "Running: %s", command);
266 mounted_file_system = call_program_and_get_last_line_of_output(command);
267 mr_free(command);
268
269 mount_cnt = atoi(mounted_file_system);
270 log_msg (5, "mount_cnt: %d", mount_cnt);
271 mr_free(mounted_file_system);
272
273 for (i=mount_cnt; i > 0; i--) {
274 mr_asprintf(command, "mount 2>/dev/null | awk '{if($1 ~ \"^/dev/\"){print $1,$3}}'|head -n %d", i);
275 log_msg(5, "Running: %s", command);
276 mounted_file_system = call_program_and_get_last_line_of_output(command);
277 mr_free(command);
278
279 log_msg (5, "mounted_file_system: %s", mounted_file_system);
280 if ((token = strtok(mounted_file_system, token_chars)) == NULL) {
281 log_msg (4, "Could not get the list of mounted file systems");
282 mr_free(mounted_file_system);
283 mr_free(token);
284 return (1);
285 }
286 if (token) {
287 log_msg (5, "token: %s", token);
288 }
289 while (token != NULL) {
290 log_msg (5, "token: %s", token);
291 if ((DSFptr = (MOUNTED_FS_STRUCT *) calloc(1, sizeof(MOUNTED_FS_STRUCT))) == NULL) {
292 fatal_error ("Cannot allocate memory");
293 }
294 add_mounted_fs_struct(DSFptr);
295 strcpy(DSFptr->device, token);
296 mr_free(token);
297 if ((token = strtok(NULL, token_chars)) == NULL) {
298 log_msg (5, "Ran out of entries on the mounted file systems list");
299 mr_free(mounted_file_system);
300 mr_free(token);
301 return (1);
302 }
303 log_msg (5, "token: %s", token);
304 strcpy(DSFptr->mount_point, token);
305 mr_free(token);
306 token = strtok(NULL, token_chars);
307 }
308 mr_free(mounted_file_system);
309 }
310 /********
311 * DSFptr = DSF_Head;
312 * while (DSFptr != NULL) {
313 * printf ("Dev: %s MP: %s Check: %d\n", DSFptr->device, DSFptr->mount_point, DSFptr->check);
314 * DSFptr = DSFptr->next;
315 * }
316 ********/
317 return (0);
318}
319
320/**
321 * Given a whole disk device special file, determine which mounted file systems
322 * are on the dsf's partitions and which mounted file systems are not.
323 * @param dsf The whole disk device special file.
324 * @param included_dsf_list A char pointer used to hold the list of mount points
325 * that are on the dsf. Memory for the array will be allocated within the function.
326 * @param excluded_dsf_list A char pointer used to hold the list of mount points
327 * that are not on the dsf. Memory for the array will be allocated within the function.
328 * @return 0 on success, -1 if no device special file was passed in, -2 if a device
329 * special file was passed in but it has no partitions on it, or 1 on failure
330 */
331static int get_dsf_mount_list (const char *dsf, char **included_dsf_list, char **excluded_dsf_list) {
332 int i = 0;
333 int c = 0;
334 int lastpos = 0;
335 char *VG = NULL;
336 char *tmp = NULL;
337 char *command = NULL;
338 char *partition_list = NULL;
339 char partitions[64][MAX_STR_LEN];
340 char *mount_list = NULL;
341 char *token = NULL;
342 char token_chars[] =" \t\r\f\a\0";
343 MOUNTED_FS_STRUCT *DSFptr = NULL;
344
345 memset((char *)partitions, 0, sizeof(partitions));
346
347 log_msg(5, "dsf: %s", dsf);
348
349 /********
350 * See if a device special file was passed in (i.e. it must start with /dev/
351 ********/
352 if (strncmp(dsf, "/dev/", 5)) {
353 log_msg (5, "%s does not start with /dev/ and (probably) is not a device special file", dsf);
354 return (-1);
355 }
356 log_msg(5, " %s looks like a device special file", dsf);
357 /* Verify that the dsf exists */
358 mr_asprintf(command, "ls -al %s 2>/dev/null | wc -l", dsf);
359 log_msg(5, " Executing: %s", command);
360 tmp = call_program_and_get_last_line_of_output(command);
361 mr_free(command);
362
363 log_msg(5, " Return value: %s", tmp);
364 c = atoi(tmp);
365 mr_free(tmp);
366
367 if (!c) {
368 log_to_screen("Cannot find device special file %s", dsf);
369 return (1);
370 }
371 log_msg(5, " %s device special file exists", dsf);
372
373 /* Get a list of the mounted file systems */
374 if (create_list_of_non_NETFS_mounted_file_systems()) {
375 log_to_screen ("Could not get the list of mounted file systems");
376 return (1);
377 }
378 log_msg (5, "Processing dsf: %s", dsf);
379 /********
380 * Get a list of the dsf's partitions. There could be no partitions on the disk
381 * or a dsf of a partition was passed in (e.g. /dev/sda1 instead of /dev/sda).
382 * Either way, it's an error.
383 ********/
384 mr_asprintf(command, "parted2fdisk -l %s 2>/dev/null|grep -E \"^/dev/\"|awk '{printf(\"%%s \", $1)}END{print \"\"}'", dsf);
385 log_msg(4, "Executing: %s", command);
386 partition_list = call_program_and_get_last_line_of_output(command);
387 mr_free(command);
388 log_msg(4, "Partition list for %s: %s", dsf, partition_list);
389 if (!strlen(partition_list)) {
390 /* There were no partitions on the disk */
391 log_msg(4, "Cannot find any partitions on device special file %s", dsf);
392 return (-2);
393 }
394
395 /* Fill the partition list */
396 i = 0;
397 lastpos = 0;
398 while ((token = mr_strtok(partition_list, token_chars, &lastpos)) != NULL) {
399 log_msg (5, "Found partition: %s", token);
400 strcpy(partitions[i++], token);
401 mr_free(token);
402 }
403 mr_free(partition_list);
404
405 /********
406 * At this point, we have a list of all of the partitions on the dsf. Now try to
407 * see which partitions have a file system on them.
408 *
409 * Loop through each partition on the disk and:
410 *
411 * - If the partition is swap, it ignores it.
412 *
413 * - If the partition is mounted (e.g. /dev/sda1 is mounted on /boot), it adds an entry
414 * to the linked list, copies to it the device name and mount point, and sets check == 1.
415 *
416 * - If the partition is part of a Volume Group that has Logical Volumes mounted, it adds
417 * an entry to the linked list for each mounted Logical Volume in that Volume Group, copying
418 * to it the device name and mount point, and sets check == 1. Note that if the Volume Group
419 * contains more than one disk, it will still add the entry even if the Logical Volume's
420 * extents are not on the dsf that was passed in to the function. For example, Volume Group
421 * VolGroup00 contains the disks /dev/sda1 and /dev/sdb1, and the Logical Volumes LogVol01,
422 * which is mounted on /var and has all of its extents on /dev/sda1, and LogVol02, which is
423 * mounted as /usr and has all of its extents on /dev/sdb1. If you pass /dev/sda into the
424 * function, both /var and /usr will be archived even though /usr is actually on/dev/sdb.
425 *
426 * - If the partition is part of a Volume Group that has Logical Volumes used in a mounted
427 * software raid device, it adds an entry to the linked list, copies to it the software raid
428 * device name and mount point, and sets check == 1.
429 *
430 * - If the partition is part of a mounted software raid device, it adds an entry to the linked
431 * list, copies to it the software raid device name and mount point, and sets check == 1.
432 *
433 ********/
434 for (i=0; strlen(partitions[i]); i++) {
435 log_msg(4, "Processing partition: %s", partitions[i]);
436 /* See if it's swap. If it is, ignore it. */
437 mr_asprintf(command, "parted2fdisk -l %s 2>/dev/null | awk '{if(($1==\"%s\")&&(toupper($0) ~ \"SWAP\")){print $1;exit}}'",
438 dsf, partitions[i]);
439 log_msg(4, " Running: %s", command);
440 tmp = call_program_and_get_last_line_of_output(command);
441 mr_free(command);
442
443 log_msg(4, " Return value: %s", tmp);
444 c = strlen(tmp);
445 mr_free(tmp);
446
447 if (c) {
448 log_msg(4, "It's swap. Ignoring partition %s", partitions[i]);
449 continue;
450 }
451 /* It's not swap. See if we can find the mount point from the mount command. */
452 mr_asprintf(command, "mount 2>/dev/null | awk '{if((NF>0)&&($1==\"%s\")){print $3}}'", partitions[i]);
453 tmp = call_program_and_get_last_line_of_output(command);
454 mr_free(command);
455
456 if (strlen(tmp)) {
457 log_msg(4, " %s is mounted: %s", partitions[i], tmp);
458 if ((DSFptr = find_mount_point_in_list(tmp)) == NULL) {
459 log_msg (4, "Can't find mount point %s in mounted file systems list", tmp);
460 mr_free(tmp);
461 return (1);
462 }
463 DSFptr->check = 1;
464 mr_free(tmp);
465 continue;
466 }
467 mr_free(tmp);
468 /* It's not swap and it's not mounted. See if it's LVM */
469 log_msg(4, " It's not mounted. Checking to see if it's LVM...");
470 /* Get the partition ID; 8e for LVM */
471 mr_asprintf(command, "parted2fdisk -l %s |awk '{if($1 ~ \"^%s\"){print $5}}'", dsf, partitions[i]);
472 log_msg(4, " Running: %s", command);
473 tmp = call_program_and_get_last_line_of_output(command);
474 mr_free(command);
475 if (strlen(tmp)) {
476 log_msg(4, " Partition ID: %s", tmp);
477 if (!strcasecmp(tmp, "8e")) {
478 /* It's LVM: Find the VG it's in */
479 log_msg(4, " It's LVM: Find the VG it's in...");
480 mr_asprintf(command, "pvdisplay -v %s 2>/dev/null|grep \"VG Name\"|awk '{print $NF}'", partitions[i]);
481 log_msg(4, " Running: %s", command);
482 VG = call_program_and_get_last_line_of_output(command);
483 mr_free(command);
484 log_msg(4, " Volume Group: %s", VG);
485 if (strlen(VG)) {
486 /* Found the Volume Group. Now find all of the VG's mount points */
487 log_msg(4, " Found the Volume Group. Now find all of the VG's mount points");
488 mr_asprintf(command, "mount 2>/dev/null|grep -E \"/dev/mapper/%s-|/dev/%s/\"|awk '{printf(\"%%s \",$3)}END{print \"\"}'", VG, VG);
489 log_msg(4, " Running: %s", command);
490 mount_list = call_program_and_get_last_line_of_output(command);
491 mr_free(command);
492
493 log_msg(4, " VG %s mount_list: %s", VG, mount_list);
494 lastpos = 0;
495 while ((token = mr_strtok(mount_list, token_chars, &lastpos)) != NULL) {
496 log_msg (5, "mount point token: %s", token);
497 if ((DSFptr = find_mount_point_in_list(token)) == NULL) {
498 log_msg (4, "Can't find mount point %s in mounted file systems list", token);
499 mr_free(tmp);
500 mr_free(token);
501 mr_free(VG);
502 return (1);
503 }
504 DSFptr->check = 1;
505 mr_free(token);
506 }
507 /********
508 * Now we want to see if there are any software raid devices using
509 * any of the Logical Volumes on the Volume Group.
510 *******/
511 mr_free(mount_list);
512 mr_asprintf(command, "%s", "cat /proc/mdstat|grep -iv Personal|awk '{if($0~\"^.*[ ]+:\"){printf(\"/dev/%s \", $1)}}END{print \"\"}'");
513 log_msg (5, "Running: %s", command);
514 mount_list = call_program_and_get_last_line_of_output(command);
515 mr_free(command);
516 log_msg(4, " Software raid device list: %s", mount_list);
517 lastpos = 0;
518 while ((token = mr_strtok(mount_list, token_chars, &lastpos)) != NULL) {
519 mr_asprintf(command, "mdadm --detail %s 2>/dev/null | grep -c %s", token, VG);
520 log_msg (5, "Running: %s", command);
521 mr_free(tmp);
522
523 tmp = call_program_and_get_last_line_of_output(command);
524 mr_free(command);
525
526 log_msg(4, "Number of Software raid device: %s", tmp);
527 if (atoi(tmp)) {
528 /* This device is on our disk */
529 if ((DSFptr = find_device_in_list(token)) == NULL) {
530 log_msg (4, "Can't find device %s in mounted file systems list", token);
531 mr_free(tmp);
532 mr_free(token);
533 mr_free(VG);
534 return (1);
535 }
536 DSFptr->check = 1;
537 }
538 mr_free(token);
539 }
540 mr_free(mount_list);
541 } else {
542 log_msg (4, "Error finding Volume Group for partition %s", partitions[i]);
543 mr_free(tmp);
544 mr_free(VG);
545 return (1);
546 }
547 mr_free(tmp);
548 mr_free(VG);
549 continue;
550 }
551 } else {
552 log_msg (4, "Error finding partition type for the partition %s", partitions[i]);
553 }
554 mr_free(tmp);
555 /********
556 * It's not swap, mounted, or LVM. See if it's used in a software raid device.
557 ********/
558 log_msg (5, "It's not swap, mounted, or LVM. See if it's used in a software raid device.");
559 mr_asprintf(command, "mdadm --examine %s 2>/dev/null | awk '{if($1 == \"UUID\"){print $3}}'", partitions[i]);
560 log_msg(4, " Running: %s", command);
561 tmp = call_program_and_get_last_line_of_output(command);
562 mr_free(command);
563 if (!strlen(tmp)) {
564 log_msg(4, " Partition %s is not used in a non-LVM software raid device", partitions[i]);
565 mr_free(tmp);
566 continue;
567 }
568 log_msg (5, " UUID: %s", tmp);
569 /* Get the Software raid device list */
570 mr_asprintf(command, "%s", "cat /proc/mdstat|grep -iv Personal|awk '{if($0~\"^.*[ ]+:\"){printf(\"/dev/%s \", $1)}}END{print \"\"}'");
571 log_msg (5, " Running: %s", command);
572 mount_list = call_program_and_get_last_line_of_output(command);
573 mr_free(command);
574 log_msg(4, " Software raid device list: %s", mount_list);
575 /* Loop through the software raid device list to see if we can find the partition */
576 lastpos = 0;
577 while ((token = mr_strtok(mount_list, token_chars, &lastpos)) != NULL) {
578 mr_asprintf(command, "mdadm --detail %s 2>/dev/null | grep -c %s", token, tmp);
579 log_msg(4, " Running: %s", command);
580 mr_free(tmp);
581 tmp = call_program_and_get_last_line_of_output(command);
582 mr_free(command);
583 if (!atoi(tmp)) {
584 log_msg (4," Didn't find partition %s in software raid device %s", partitions[i], token);
585 } else {
586 if ((DSFptr = find_device_in_list(token)) == NULL) {
587 log_msg (4, "Can't find device %s in mounted file systems list", token);
588 mr_free(tmp);
589 mr_free(token);
590 return (1);
591 }
592 DSFptr->check = 1;
593 break;
594 }
595 mr_free(token);
596 }
597 mr_free(tmp);
598 }
599 mr_free(partition_list);
600 mr_free(mount_list);
601
602 /* Determine how much memory to allocate for included_dsf_list and excluded_dsf_list */
603 i = 0;
604 DSFptr= DSF_Head;
605 while (DSFptr != NULL) {
606 i += strlen(DSFptr->mount_point) + 1;
607 DSFptr = DSFptr->next;
608 }
609 log_msg (5, "i: %d", i);
610 if ((*included_dsf_list = (char *) calloc(i+100, sizeof(char))) == NULL) {
611 fatal_error ("Cannot allocate memory");
612 }
613 if ((*excluded_dsf_list = (char *) calloc(i+100, sizeof(char))) == NULL) {
614 fatal_error ("Cannot allocate memory");
615 }
616 DSFptr= DSF_Head;
617 while (DSFptr != NULL) {
618 if (DSFptr->check) {
619 log_msg (5, "%s is mounted on %s and is on disk %s\n", DSFptr->device, DSFptr->mount_point, dsf);
620 strcat(*included_dsf_list, DSFptr->mount_point);
621 strcat(*included_dsf_list, " ");
622 } else {
623 log_msg (4, "%s is mounted on %s and is NOT on disk %s\n", DSFptr->device, DSFptr->mount_point, dsf);
624 strcat(*excluded_dsf_list, DSFptr->mount_point);
625 strcat(*excluded_dsf_list, " ");
626 }
627 DSFptr = DSFptr->next;
628 }
629 log_msg (5, "included_dsf_list: %s", *included_dsf_list);
630 log_msg (5, "excluded_dsf_list: %s", *excluded_dsf_list);
631 return (0);
632}
633
634
635/**
636 * Process mondoarchive's command-line switches.
637 * @param bkpinfo The backup information structure to populate.
638 * @param flag_val An array of the argument passed to each switch (the letter is the index).
639 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
640 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
641 * FALSE if it's not.
642 * @return The number of problems with the switches, or 0 for success.
643 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
644 */
645int
646process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
647{
648
649 /*@ ints *** */
650 int i = 0;
651 int retval = 0;
652 int percent = 0;
653 int lastpos = 0;
654
655 /*@ buffers ** */
656 char *tmp = NULL;
657 char *tmp1 = NULL;
658 char *tmp2 = NULL;
659 char *psz = NULL;
660 char *p = NULL;
661 char *q = NULL;
662 char *token = NULL;
663 char *mounted_on_dsf = NULL;
664 char *not_mounted_on_dsf = NULL;
665 char token_chars[] =" \t\r\f\a\0";
666
667 long itbs = 0L;
668
669 struct stat buf;
670
671 malloc_string(tmp);
672
673 assert(bkpinfo != NULL);
674 assert(flag_val != NULL);
675 assert(flag_set != NULL);
676
677 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
678
679 /* compulsory */
680 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
681 flag_set['t'] + flag_set['u'] + flag_set['r'] +
682 flag_set['w'] + flag_set['C'] + flag_set['U'];
683 if ((i == 0) && (! bkpinfo->restore_data)) {
684 retval++;
685 log_to_screen("You must specify the media type\n");
686 }
687 if (i > 1) {
688 retval++;
689 log_to_screen("Please specify only one media type\n");
690 }
691
692 if (flag_set['K']) {
693 g_loglevel = atoi(flag_val['K']);
694 log_msg(1,"Loglevel forced to %d",g_loglevel);
695 if (g_loglevel < 3) {
696 g_loglevel = 3;
697 }
698 }
699
700 if ((flag_set['L'] && flag_set['0']) && (! bkpinfo->restore_data)) {
701 retval++;
702 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
703 }
704 if (! bkpinfo->restore_data) {
705 bkpinfo->backup_data = flag_set['O'];
706 }
707 bkpinfo->verify_data = flag_set['V'];
708
709 if (flag_set['I'] && !bkpinfo->backup_data) {
710 log_to_screen("-I switch is ignored if just verifying");
711 }
712 if (flag_set['E'] && !bkpinfo->backup_data) {
713 log_to_screen("-E switch is ignored if just verifying");
714 }
715
716 tmp1 = find_home_of_exe("afio");
717 if (!tmp1) {
718 mr_free(tmp1);
719 tmp1 = find_home_of_exe("star");
720 if (tmp1) {
721 mr_free(tmp1);
722 flag_set['R'] = TRUE;
723 log_msg(1, "Using star instead of afio");
724 } else {
725 mr_free(tmp1);
726 fatal_error("Neither afio nor star is installed. Please install at least one.");
727 }
728 }
729 mr_free(tmp1);
730
731 if (flag_set['R']) {
732 bkpinfo->use_star = TRUE;
733 if (flag_set['L']) {
734 fatal_error("You may not use star and lzop at the same time.");
735 }
736 tmp1 = find_home_of_exe("star");
737 if (!tmp1) {
738 mr_free(tmp1);
739 fatal_error("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
740 }
741 mr_free(tmp1);
742 }
743
744 if ((flag_set['W']) && (! bkpinfo->restore_data)) {
745 bkpinfo->nonbootable_backup = TRUE;
746 log_to_screen("Warning - you have opted for non-bootable backup");
747 if (flag_set['f'] || flag_set['l']) {
748 log_to_screen
749 ("You don't need to specify bootloader or bootdevice");
750 }
751 }
752
753 if (flag_set['I']) {
754 if (bkpinfo->include_paths && bkpinfo->include_paths[0] == '-') {
755 retval++;
756 log_to_screen("Please supply a sensible value with '-I'\n");
757 }
758
759 mr_asprintf(tmp1, "%s", flag_val['I']);
760 p = tmp1;
761 q = tmp1;
762
763 /* Cut the flag_val['I'] in parts containing all paths to test them */
764 while (p != NULL) {
765 q = strchr(p, ' ');
766 if (q != NULL) {
767 *q = '\0';
768 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
769 log_msg(1, "ERROR ! %s doesn't exist", p);
770 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
771 }
772 p = q+1 ;
773 } else {
774 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
775 log_msg(1, "ERROR ! %s doesn't exist", p);
776 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
777 }
778 p = NULL;
779 }
780 }
781 mr_free(tmp1);
782 while ((token = mr_strtok(flag_val['I'], token_chars, &lastpos)) != NULL) {
783 switch (get_dsf_mount_list(token, &mounted_on_dsf, &not_mounted_on_dsf)) {
784 /* It's a dsf but not a whole disk dsf */
785 case -2:
786 log_to_screen("Could %s be a partition instead of a whole disk device special file?\n Ignored.", token);
787 break;
788 /* Fatal error; exit */
789 case 1:
790 mr_free(token);
791 fatal_error("Error processing -I option");
792 /* Everything is OK; process to archive data */
793 case 0:
794 log_to_screen("Archiving only the following file systems on %s:\n", token);
795 log_to_screen(" %s\n", mounted_on_dsf);
796 mr_asprintf(p, "/");
797 mr_free(bkpinfo->include_paths);
798 bkpinfo->include_paths = p;
799 if (strlen(not_mounted_on_dsf)) {
800 log_msg (5, "Adding to bkpinfo->exclude_paths due to -I option: %s", not_mounted_on_dsf);
801 log_to_screen("Not archiving the following file systems:\n");
802 log_to_screen(" %s\n", not_mounted_on_dsf);
803 mr_strcat(bkpinfo->exclude_paths, " %s ", not_mounted_on_dsf);
804 }
805 break;
806 /* A device special file was not passed in. Process it as a path. */
807 case -1:
808 mr_strcat(bkpinfo->include_paths, " %s ", token);
809 break;
810 }
811 mr_free(token);
812 }
813 if (bkpinfo->include_paths != NULL) {
814 mr_strip_spaces(bkpinfo->include_paths);
815 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
816 }
817 if (bkpinfo->exclude_paths != NULL) {
818 mr_strip_spaces(bkpinfo->exclude_paths);
819 log_msg(1, "exclude_paths is now '%s'", bkpinfo->exclude_paths);
820 }
821 log_msg(4, "Finished with the -I option");
822 }
823
824 if (g_kernel_version >= 2.6 && !flag_set['d'] && (flag_set['c'] || flag_set['w']) && (! bkpinfo->restore_data)) {
825 fatal_error("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
826 }
827
828
829 if (flag_set['J']) {
830 if (flag_set['I']) {
831 retval++;
832 log_to_screen("Please do not use -J in combination with -I. If you want to make a list of files to backup, that's fine, use -J <filename> but please don't muddy the waters by combining -J with -I. Thanks. :-)");
833 }
834 bkpinfo->make_filelist = FALSE;
835 mr_asprintf(bkpinfo->include_paths, "%s", flag_val['J']);
836 }
837
838 if ((flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) && (! bkpinfo->restore_data)) {
839 if (!flag_set['r'] && g_kernel_version <= 2.5 && strstr(flag_val['d'], "/dev/")) {
840 fatal_error("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
841 }
842 if (flag_set['r'] && g_kernel_version <= 2.5 && !strstr(flag_val['d'], "/dev/")) {
843 fatal_error("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
844 }
845 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
846 log_to_screen("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
847 }
848
849 if (system("which cdrecord > /dev/null 2> /dev/null") && system("which dvdrecord > /dev/null 2> /dev/null")) {
850 fatal_error("Please install dvdrecord/cdrecord and try again.");
851 }
852 if (flag_set['C']) {
853 bkpinfo->cdrw_speed = atoi(flag_val['C']);
854 if (bkpinfo->cdrw_speed < 1) {
855 fatal_error("You specified a silly speed for a CD-R[W] drive");
856 }
857 if (!flag_set['L']) {
858 log_to_screen("You must use -L with -C. Therefore I am setting it for you.");
859 flag_set['L'] = 1;
860 flag_val['L'][0] = '\0';
861 }
862 } else {
863 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
864 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
865 if (flag_set['c']) {
866 bkpinfo->cdrw_speed = atoi(flag_val['c']);
867 } else if (flag_set['w']) {
868 bkpinfo->cdrw_speed = atoi(flag_val['w']);
869 } else if (flag_set['r']) {
870 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
871 }
872
873 if (bkpinfo->cdrw_speed < 1) {
874 fatal_error("You specified a silly speed for a CD-R[W] drive");
875 }
876 }
877 }
878
879 if ((flag_set['t'] && !flag_set['d']) && (! bkpinfo->restore_data)) {
880 log_it("Hmm! No tape drive specified. Let's see what we can do.");
881 if ((tmp1 = mr_find_tape_device()) == NULL) {
882 fatal_error("Tape device not specified. I couldn't find it either.");
883 }
884 strcpy(flag_val['d'], tmp1);
885 mr_free(tmp1);
886 flag_set['d'] = TRUE;
887 strcpy(flag_val['d'], p);
888 mr_free(p);
889 log_to_screen("You didn't specify a tape streamer device. I'm assuming %s", flag_val['d']);
890 percent = 0;
891 }
892
893 if (flag_set['U']) // USB
894 {
895 if (! flag_set['d']) {
896 fatal_error("You need to specify a device file with -d for bootable USB device usage");
897 }
898 if ((!flag_set['s']) && (! bkpinfo->restore_data)) {
899 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
900 }
901 }
902
903 if (flag_set['r']) // DVD
904 {
905 if (flag_set['m']) {
906 fatal_error("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
907 }
908 if (!flag_set['d']) {
909 if ((tmp1 = find_dvd_device(flag_val['d'])) != NULL) {
910 strcpy(flag_val['d'],tmp1);
911 mr_free(tmp1);
912 flag_set['d'] = TRUE;
913 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
914 }
915 }
916 if (strchr(flag_val['d'], ',')) {
917 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
918 }
919 if (! bkpinfo->restore_data) {
920 tmp1 = find_home_of_exe("growisofs");
921 if (!tmp1) {
922 mr_free(tmp1);
923 fatal_error("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
924 }
925 mr_free(tmp1);
926
927 tmp1 = find_home_of_exe("dvd+rw-format");
928 if (!tmp1) {
929 mr_free(tmp1);
930 fatal_error("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
931 }
932 mr_free(tmp1);
933
934 if (!flag_set['s']) {
935 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
936 strcat(flag_val['s'], "m");
937 log_to_screen("You did not specify a size (-s) for DVD. I'm guessing %s.", flag_val['s']);
938 flag_set['s'] = 1;
939 }
940 }
941 }
942
943 if (flag_set['t'] || flag_set['u']) { /* tape size */
944 if (strchr(flag_val['d'], ',')) {
945 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
946 }
947 if ((flag_set['O']) && (! bkpinfo->restore_data)) {
948 if (flag_set['s']) {
949 if (flag_set['t']) {
950 fatal_error("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
951 }
952 if (process_the_s_switch(flag_val['s'])) {
953 fatal_error("Bad -s switch");
954 }
955 } else if (flag_set['u'] || flag_set['t']) {
956 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
957 bkpinfo->media_size[i] = 0;
958 }
959 } else {
960 retval++;
961 log_to_screen("Tape size not specified.\n");
962 }
963 }
964 } else if (! bkpinfo->restore_data) { /* CD|USB size */
965 if (flag_set['s']) {
966 if (process_the_s_switch(flag_val['s'])) {
967 fatal_error("Bad -s switch");
968 }
969 }
970 if (flag_set['w']) {
971 bkpinfo->wipe_media_first = TRUE;
972 } /* CD-RW */
973 }
974
975 if (flag_set['n']) {
976 mr_free(bkpinfo->netfs_mount);
977 mr_asprintf(bkpinfo->netfs_mount, "%s", flag_val['n']);
978 if (!flag_set['d']) {
979 mr_free(bkpinfo->netfs_remote_dir);
980 mr_asprintf(bkpinfo->netfs_remote_dir, "/");
981 }
982 /* test for protocol */
983 p = strchr(bkpinfo->netfs_mount, ':');
984 if (p == NULL) {
985 /* protocol not found abort */
986 fatal_error("No protocol specified for remote share mount. Please do man mondoarchive as syntax changed");
987 } else {
988 /* Proto found. Store the 2 values */
989 bkpinfo->netfs_proto = bkpinfo->netfs_mount;
990 p++;
991 if (*p != '/') {
992 fatal_error("No protocol correctly specified for remote share mount. Use protocol://server:share");
993 }
994 p++;
995 if (*p != '/') {
996 fatal_error("No protocol correctly specified for remote share mount. Use protocol://server:share");
997 }
998 p++;
999 /* p points on to the string server:/path */
1000 bkpinfo->netfs_mount = p;
1001
1002 /* new netfs mount - remove :// from proto */
1003 /* going back to protocol */
1004 p--;
1005 p--;
1006 p--;
1007 *p = '\0';
1008 }
1009 /* test if we specified a user */
1010 p = strchr(bkpinfo->netfs_mount, '@');
1011 if (p != NULL) {
1012 /* User found. Store the 2 values */
1013 bkpinfo->netfs_user = bkpinfo->netfs_mount;
1014 p++;
1015 /* new netfs mount */
1016 bkpinfo->netfs_mount = p;
1017 p--;
1018 *p = '\0';
1019 }
1020 mr_asprintf(tmp1, "mount | grep -E \"^%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
1021 mr_free(bkpinfo->isodir);
1022 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
1023 mr_free(tmp1);
1024
1025 if (strlen(bkpinfo->isodir) < 3) {
1026 log_to_screen("Network share is not mounted. Trying to mount it for you.\n");
1027 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
1028 mr_asprintf(tmp1, "sshfs %s", bkpinfo->netfs_mount);
1029 } else {
1030 mr_asprintf(tmp1, "mount %s", bkpinfo->netfs_mount);
1031 }
1032 i = system(tmp1);
1033 mr_free(tmp1);
1034 if (i) {
1035 log_to_screen("Unable to mount Network share %s. Please mount manually.\n", bkpinfo->netfs_mount);
1036 retval++;
1037 } else {
1038 mr_asprintf(tmp1, "mount | grep -E \"^%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
1039 mr_free(bkpinfo->isodir);
1040 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
1041 mr_free(tmp1);
1042
1043 if (strlen(bkpinfo->isodir) < 3) {
1044 retval++;
1045 log_to_screen("Network share %s is strangely not mounted. Please mount manually...\n", bkpinfo->netfs_mount);
1046 }
1047 }
1048 }
1049 log_msg(3, "mount = %s", bkpinfo->netfs_mount);
1050 log_msg(3, "isodir= %s", bkpinfo->isodir);
1051 }
1052
1053 if (flag_set['c']) {
1054 bkpinfo->backup_media_type = cdr;
1055 }
1056 if (flag_set['C']) {
1057 bkpinfo->backup_media_type = cdstream;
1058 }
1059 if (flag_set['i']) {
1060 bkpinfo->backup_media_type = iso;
1061 }
1062 if (flag_set['n']) {
1063 bkpinfo->backup_media_type = netfs;
1064 /* Never try to eject a Network device */
1065 bkpinfo->please_dont_eject = TRUE;
1066 }
1067 if (flag_set['r']) {
1068 bkpinfo->backup_media_type = dvd;
1069 }
1070 if (flag_set['t']) {
1071 bkpinfo->backup_media_type = tape;
1072 }
1073 if (flag_set['u']) {
1074 bkpinfo->backup_media_type = udev;
1075 }
1076 if (flag_set['w']) {
1077 bkpinfo->backup_media_type = cdrw;
1078 }
1079 if (flag_set['U']) {
1080 bkpinfo->backup_media_type = usb;
1081 /* Never try to eject a USB device */
1082 bkpinfo->please_dont_eject = TRUE;
1083 }
1084 if (flag_set['z']) {
1085 tmp1 = find_home_of_exe("getfattr");
1086 if (tmp1) {
1087 mr_asprintf(g_getfattr,"getfattr");
1088 }
1089 mr_free(tmp1);
1090
1091 tmp1 = find_home_of_exe("getfacl");
1092 if (tmp1) {
1093 mr_asprintf(g_getfacl,"getfacl");
1094 }
1095 mr_free(tmp1);
1096 }
1097
1098 /* optional, popular */
1099 if (flag_set['g']) {
1100 g_text_mode = FALSE;
1101 }
1102
1103 if (flag_set['E']) {
1104 if (bkpinfo->exclude_paths && bkpinfo->exclude_paths[0] == '-') {
1105 retval++;
1106 log_to_screen("Please supply a sensible value with '-E'\n");
1107 }
1108 mr_asprintf(tmp1, "%s", flag_val['E']);
1109
1110 p = tmp1;
1111 q = tmp1;
1112
1113 /* Cut the flag_val['E'] in parts containing all paths to test them */
1114 while (p != NULL) {
1115 q = strchr(p, ' ');
1116 if (q != NULL) {
1117 *q = '\0';
1118 /* Fix bug 14 where ending / cause a problem later
1119 * so handled here for the moment */
1120 q--;
1121 if (*q == '/') {
1122 *q = '\0';
1123 }
1124 q++;
1125 /* End of bug fix */
1126 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
1127 log_msg(1, "WARNING ! %s doesn't exist", p);
1128 }
1129 p = q+1 ;
1130 } else {
1131 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
1132 log_msg(1, "WARNING ! %s doesn't exist", p);
1133 }
1134 p = NULL;
1135 }
1136 }
1137 mr_free(tmp1);
1138 lastpos = 0;
1139 while ((token = mr_strtok(flag_val['E'], token_chars, &lastpos)) != NULL) {
1140 switch (get_dsf_mount_list(token, &mounted_on_dsf, &not_mounted_on_dsf)) {
1141 case 1:
1142 log_msg(1, "WARNING ! a path doesn't exist in -E option");
1143 break;
1144 /* Everything is OK; proceed to archive data */
1145 case 0:
1146 if (strlen(mounted_on_dsf)) {
1147 log_to_screen("Excluding the following file systems on %s:\n", token);
1148 log_to_screen(" %s\n", mounted_on_dsf);
1149 log_msg (5, "Adding to bkpinfo->exclude_paths due to -E option: %s", mounted_on_dsf);
1150 mr_strcat(bkpinfo->exclude_paths, " %s ", mounted_on_dsf);
1151 }
1152 break;
1153 /* It's a dsf but not a whole disk dsf */
1154 case -2:
1155 log_to_screen("Could %s be a partition instead of a whole disk device special file?\nIgnored.", token);
1156 break;
1157 /* A device special file was not passed in. Process it as a path. */
1158 case -1:
1159 mr_strcat(bkpinfo->exclude_paths, " %s ", token);
1160 break;
1161 }
1162 mr_free(token);
1163 }
1164 if (bkpinfo->exclude_paths != NULL) {
1165 log_msg(1, "exclude_paths is now '%s'", bkpinfo->exclude_paths);
1166 }
1167 log_msg(4, "Finished with the -E option");
1168 }
1169
1170 if (flag_set['e']) {
1171 bkpinfo->please_dont_eject = TRUE;
1172 }
1173
1174 if ((flag_set['N']) && (! bkpinfo->restore_data)) // exclude Network mounts & devices
1175 {
1176 mr_asprintf(psz, "%s", list_of_NETFS_mounts_only());
1177 mr_strcat(bkpinfo->exclude_paths, " %s ", psz);
1178 mr_free(psz);
1179
1180 if (bkpinfo->exclude_paths != NULL) {
1181 log_msg(3, "-N means we're now excluding %s", bkpinfo->exclude_paths);
1182 }
1183 }
1184
1185 if (flag_set['b']) {
1186 mr_asprintf(psz, "%s", flag_val['b']);
1187 log_msg(1, "psz = '%s'", psz);
1188 if (psz[strlen(psz) - 1] == 'k') {
1189 psz[strlen(psz) - 1] = '\0';
1190 itbs = atol(psz) * 1024L;
1191 } else {
1192 itbs = atol(psz);
1193 }
1194 mr_free(psz);
1195 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
1196 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
1197 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
1198 fatal_error("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
1199 }
1200 bkpinfo->internal_tape_block_size = itbs;
1201 }
1202
1203 if ((flag_set['D']) && (! bkpinfo->restore_data)) {
1204 bkpinfo->differential = 1;
1205// bkpinfo->differential = atoi (flag_val['D']);
1206 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
1207 fatal_error("The D option should be between 1 and 9 inclusive");
1208 }
1209 }
1210
1211 if (flag_set['x']) {
1212 mr_asprintf(bkpinfo->image_devs, "%s", flag_val['x']);
1213 if ((run_program_and_log_output("which ntfsclone", 2)) && (! bkpinfo->restore_data)) {
1214 fatal_error("Please install ntfsprogs package/tarball.");
1215 }
1216 }
1217
1218 if (flag_set['m']) {
1219 bkpinfo->manual_cd_tray = TRUE;
1220 }
1221
1222 if ((flag_set['k']) && (! bkpinfo->restore_data)) {
1223 mr_free(bkpinfo->kernel_path);
1224 mr_asprintf(bkpinfo->kernel_path, "%s", flag_val['k']);
1225 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
1226 mr_free(bkpinfo->kernel_path);
1227 mr_asprintf(bkpinfo->kernel_path, "FAILSAFE");
1228 }
1229 if (strcmp(bkpinfo->kernel_path, "FAILSAFE") && !does_file_exist(bkpinfo->kernel_path)) {
1230 retval++;
1231 log_to_screen("You specified kernel '%s', which does not exist\n", bkpinfo->kernel_path);
1232 }
1233 }
1234
1235 if (flag_set['p']) {
1236 mr_free(bkpinfo->prefix);
1237 mr_asprintf(bkpinfo->prefix, "%s", flag_val['p']);
1238 log_msg(1,"Prefix forced to %s",bkpinfo->prefix);
1239 }
1240
1241 if (flag_set['d']) { /* backup directory (if ISO/NETFS) */
1242 if (flag_set['i']) {
1243 mr_free(bkpinfo->isodir);
1244 mr_asprintf(bkpinfo->isodir, "%s", flag_val['d']);
1245 mr_asprintf(tmp1, "ls -l %s", bkpinfo->isodir);
1246 if (run_program_and_log_output(tmp1, 2)) {
1247 mr_free(tmp1);
1248 fatal_error("output folder does not exist - please create it");
1249 }
1250 mr_free(tmp1);
1251 } else if (flag_set['n']) {
1252 mr_free(bkpinfo->netfs_remote_dir);
1253 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", flag_val['d']);
1254 } else { /* backup device (if tape/CD-R/CD-RW) */
1255 mr_free(bkpinfo->media_device);
1256 mr_asprintf(bkpinfo->media_device, "%s", flag_val['d']);
1257 }
1258 }
1259
1260 if ((flag_set['n']) && (! bkpinfo->restore_data)) {
1261 mr_asprintf(tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->netfs_remote_dir);
1262 if ((bkpinfo->netfs_user) && (strstr(bkpinfo->netfs_proto,"nfs"))) {
1263 mr_asprintf(tmp2, "su - %s -c \"echo hi > %s\"", bkpinfo->netfs_user, tmp1);
1264 } else {
1265 mr_asprintf(tmp2, "echo hi > %s", tmp1);
1266 }
1267 i = run_program_and_log_output(tmp2, 2);
1268 mr_free(tmp2);
1269
1270 if (i) {
1271 retval++;
1272 log_to_screen(tmp2, "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n", bkpinfo->netfs_remote_dir, bkpinfo->netfs_mount);
1273 }
1274 unlink(tmp1);
1275 mr_free(tmp1);
1276 }
1277
1278 if (!flag_set['d'] && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
1279 if (g_kernel_version >= 2.6) {
1280 tmp2 = popup_and_get_string("Device", "Please specify the device", bkpinfo->media_device);
1281 if (tmp2 == NULL) {
1282 fatal_error("User opted to cancel.");
1283 }
1284 bkpinfo->media_device = tmp2;
1285 } else {
1286 bkpinfo->media_device = find_cdrw_device();
1287 if (bkpinfo->media_device == NULL) {
1288 retval++;
1289 log_to_screen("Tried and failed to find CD-R[W] drive automatically.\n");
1290 } else {
1291 flag_set['d'] = TRUE;
1292 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
1293 }
1294 }
1295 }
1296
1297 if ((!flag_set['d'] && !flag_set['n'] && !flag_set['C']) && (! bkpinfo->restore_data)) {
1298 retval++;
1299 log_to_screen("Please specify the backup device/directory.\n");
1300 fatal_error("You didn't use -d to specify the backup device/directory.");
1301 }
1302
1303 for (i = '0'; i <= '9'; i++) {
1304 if (flag_set[i]) {
1305 bkpinfo->compression_level = i - '0';
1306 } /* not '\0' but '0' */
1307 }
1308
1309 if (flag_set['S']) {
1310 mr_asprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'], random() % 32768);
1311 }
1312
1313 if (flag_set['T']) {
1314 setup_tmpdir(flag_val['T']);
1315 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->tmpdir);
1316 i = run_program_and_log_output(tmp1, 1);
1317 mr_free(tmp1);
1318
1319 if (i) {
1320 log_to_screen("Please specify a tempdir which I can write to. :)");
1321 fatal_error("I cannot write to the tempdir you specified.");
1322 }
1323 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
1324 i = run_program_and_log_output(tmp1, 1);
1325 mr_free(tmp1);
1326
1327 if (i) {
1328 retval++;
1329 log_to_screen("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
1330 fatal_error("I cannot write to the tempdir you specified.");
1331 }
1332 }
1333
1334 if ((flag_set['A']) && (! bkpinfo->restore_data)) {
1335 mr_asprintf(bkpinfo->call_after_iso, "%s", flag_val['A']);
1336 }
1337
1338 if ((flag_set['B']) && (! bkpinfo->restore_data)) {
1339 mr_asprintf(bkpinfo->call_before_iso, "%s", flag_val['B']);
1340 }
1341
1342 if ((flag_set['H']) && (! bkpinfo->restore_data)) {
1343 g_cd_recovery = TRUE;
1344 }
1345
1346 if ((flag_set['l']) && (! bkpinfo->restore_data)) {
1347#ifdef __FreeBSD__
1348# define BOOT_LOADER_CHARS "GLBMR"
1349#else
1350# ifdef __IA64__
1351# define BOOT_LOADER_CHARS "GER"
1352# else
1353# define BOOT_LOADER_CHARS "GLR"
1354# endif
1355#endif
1356 if (!strchr(BOOT_LOADER_CHARS, (bkpinfo->boot_loader = flag_val['l'][0]))) {
1357 log_msg(1, "%c? What is %c? I need G, L, E or R.", bkpinfo->boot_loader, bkpinfo->boot_loader);
1358 fatal_error("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
1359 }
1360#undef BOOT_LOADER_CHARS
1361 }
1362
1363 if (flag_set['f']) {
1364 mr_free(bkpinfo->boot_device);
1365 bkpinfo->boot_device = resolve_softlinks_to_get_to_actual_device_file(flag_val['f']);
1366 }
1367
1368 if ((flag_set['P']) && (! bkpinfo->restore_data)) {
1369 mr_free(bkpinfo->postnuke_tarball);
1370 mr_asprintf(bkpinfo->postnuke_tarball, "%s", flag_val['P']);
1371 }
1372
1373 if (flag_set['Q']) {
1374 i = which_boot_loader(NULL);
1375 log_msg(3, "boot loader is %c", i);
1376 printf("boot loader is %c\n", i);
1377 finish(0);
1378 }
1379 mr_free(tmp);
1380
1381 if ((flag_set['L']) && (! bkpinfo->restore_data)) {
1382 bkpinfo->use_lzo = TRUE;
1383 if (run_program_and_log_output("which lzop", 2)) {
1384 retval++;
1385 log_to_screen("Please install LZOP. You can't use '-L' until you do.\n");
1386 }
1387 }
1388
1389 if ((flag_set['G']) && (! bkpinfo->restore_data)) {
1390 bkpinfo->use_gzip = TRUE;
1391 if (run_program_and_log_output("which gzip", 2)) {
1392 retval++;
1393 log_to_screen("Please install gzip. You can't use '-G' until you do.\n");
1394 }
1395 }
1396
1397 if ((flag_set['Y']) && (! bkpinfo->restore_data)) {
1398 bkpinfo->use_lzma = TRUE;
1399 if (run_program_and_log_output("which lzma", 2)) {
1400 retval++;
1401 log_to_screen("Please install lzma. You can't use '-Y' until you do.\n");
1402 }
1403 }
1404
1405 bkpinfo->use_obdr = FALSE;
1406 if (flag_set['o']) {
1407 if ((!flag_set['t']) && (! bkpinfo->restore_data)) {
1408 log_to_screen("OBDR support is only available for tapes. Use the -t option");
1409 fatal_error("Aborting");
1410 }
1411 bkpinfo->use_obdr = TRUE;
1412 }
1413
1414#ifndef __FreeBSD__
1415 if ((!is_this_a_valid_disk_format("vfat")) && (! bkpinfo->restore_data)) {
1416 bkpinfo->make_cd_use_lilo = TRUE;
1417 log_to_screen("Your kernel appears not to support vfat filesystems. I am therefore");
1418 log_to_screen("using LILO instead of SYSLINUX as the media boot loader.");
1419 }
1420 if ((run_program_and_log_output("which mkfs.vfat", 2)) && (! bkpinfo->restore_data)) {
1421 bkpinfo->make_cd_use_lilo = TRUE;
1422#ifdef __IA32__
1423 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
1424 log_to_screen("your boot loader. I shall therefore use LILO instead.");
1425#endif
1426#ifdef __IA64__
1427 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
1428 log_to_screen("environment correctly. Please install it.");
1429 fatal_error("Aborting");
1430#endif
1431 }
1432#ifdef __IA64__
1433 /* We force ELILO usage on IA64 */
1434 bkpinfo->make_cd_use_lilo = TRUE;
1435#endif
1436#endif
1437
1438 if (! bkpinfo->restore_data) {
1439 i = flag_set['O'] + flag_set['V'];
1440 if (i == 0) {
1441 retval++;
1442 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
1443 }
1444 }
1445
1446 if ((! bkpinfo->restore_data) && (flag_set['Z'])) {
1447 fatal_error("The -Z switch is only valid in restore mode");
1448 }
1449
1450 if (flag_set['Z']) {
1451 if (! strcmp(flag_val['Z'], "nuke")) {
1452 bkpinfo->restore_mode = nuke;
1453 } else if (! strcmp(flag_val['Z'], "interactive")) {
1454 bkpinfo->restore_mode = interactive;
1455 } else if (! strcmp(flag_val['Z'], "compare")) {
1456 bkpinfo->restore_mode = compare;
1457 } else if (! strcmp(flag_val['Z'], "mbr")) {
1458 bkpinfo->restore_mode = mbr;
1459 } else if (! strcmp(flag_val['Z'], "iso")) {
1460 bkpinfo->restore_mode = isoonly;
1461 } else if (! strcmp(flag_val['Z'], "isonuke")) {
1462 bkpinfo->restore_mode = isonuke;
1463 } else {
1464 bkpinfo->restore_mode = interactive;
1465 }
1466 }
1467
1468/* and finally... */
1469
1470 return (retval);
1471}
1472
1473
1474
1475/**
1476 * Get the switches from @p argc and @p argv using getopt() and place them in
1477 * @p flag_set and @p flag_val.
1478 * @param argc The argument count (@p argc passed to main()).
1479 * @param argv The argument vector (@p argv passed to main()).
1480 * @param flag_val An array indexed by switch letter - if a switch is set and
1481 * has an argument then set flag_val[switch] to that argument.
1482 * @param flag_set An array indexed by switch letter - if a switch is set then
1483 * set flag_set[switch] to TRUE, else set it to FALSE.
1484 * @return The number of problems with the command line (0 for success).
1485 */
1486int retrieve_switches_from_command_line(int argc, char *argv[], char flag_val[128][MAX_STR_LEN], bool flag_set[128])
1487{
1488 /*@ ints ** */
1489 int opt = 0;
1490 int i = 0;
1491 int len;
1492
1493 /*@ bools *** */
1494 bool bad_switches = FALSE;
1495
1496 assert(flag_val != NULL);
1497 assert(flag_set != NULL);
1498
1499 for (i = 0; i < 128; i++) {
1500 flag_val[i][0] = '\0';
1501 flag_set[i] = FALSE;
1502 }
1503 while ((opt = getopt(argc, argv, MONDO_OPTIONS)) != -1) {
1504 if (opt == '?') {
1505 bad_switches = TRUE;
1506 } else {
1507 if (flag_set[opt]) {
1508 bad_switches = TRUE;
1509 log_to_screen("Switch -%c previously defined as %s\n", opt, flag_val[opt]);
1510 } else {
1511 flag_set[opt] = TRUE;
1512 if (optarg) {
1513 len = strlen(optarg);
1514 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1515 optarg[--len] = '\0';
1516 log_to_screen
1517 ("Warning - param '%s' should not have trailing slash!",
1518 optarg);
1519 }
1520 if (opt == 'd') {
1521 if (strchr(flag_val[opt], '/')
1522 && flag_val[opt][0] != '/') {
1523 log_to_screen("-%c flag --- must be absolute path --- '%s' isn't absolute", opt, flag_val[opt]);
1524 bad_switches = TRUE;
1525 }
1526 }
1527 strcpy(flag_val[opt], optarg);
1528 }
1529 }
1530 }
1531 }
1532 for (i = optind; i < argc; i++) {
1533 bad_switches = TRUE;
1534 log_to_screen("Invalid arg -- %s\n", argv[i]);
1535 }
1536 return (bad_switches);
1537}
1538
1539
1540
1541
1542/**
1543 * Print a not-so-helpful help message and exit.
1544 */
1545void help_screen()
1546{
1547 log_msg(1, "Type 'man mondoarchive' for more information\n");
1548 exit(1);
1549}
1550
1551
1552/**
1553 * Terminate Mondo in response to a signal.
1554 * @param sig The signal number received.
1555 */
1556void terminate_daemon(int sig)
1557{
1558 char *tmp = NULL;
1559 char *tmp2 = NULL;
1560
1561 switch (sig) {
1562 case SIGINT:
1563 mr_asprintf(tmp, "SIGINT");
1564 mr_asprintf(tmp2, "You interrupted me :-)");
1565 break;
1566 case SIGKILL:
1567 mr_asprintf(tmp, "SIGKILL");
1568 mr_asprintf(tmp2, "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1569 break;
1570 case SIGTERM:
1571 mr_asprintf(tmp, "SIGTERM");
1572 mr_asprintf(tmp2, "Got terminate signal");
1573 break;
1574 case SIGHUP:
1575 mr_asprintf(tmp, "SIGHUP");
1576 mr_asprintf(tmp2, "Hangup on line");
1577 break;
1578 case SIGSEGV:
1579 mr_asprintf(tmp, "SIGSEGV");
1580 mr_asprintf(tmp2, "Internal programming error. Please send a backtrace as well as your log.");
1581 break;
1582 case SIGPIPE:
1583 mr_asprintf(tmp, "SIGPIPE");
1584 mr_asprintf(tmp2, "Pipe was broken");
1585 break;
1586 case SIGABRT:
1587 mr_asprintf(tmp, "SIGABRT");
1588 mr_asprintf(tmp2, "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1589 break;
1590 default:
1591 mr_asprintf(tmp, "(Unknown)");
1592 mr_asprintf(tmp2, "(Unknown)");
1593 }
1594
1595 mr_strcat(tmp, " signal received from OS");
1596 log_to_screen(tmp);
1597 mr_free(tmp);
1598
1599 log_to_screen(tmp2);
1600 mr_free(tmp2);
1601 if (sig == SIGABRT) {
1602 sleep(10);
1603 }
1604 kill_buffer();
1605
1606 free_MR_global_filenames();
1607
1608 fatal_error("MondoRescue is terminating in response to a signal from the OS");
1609 finish(254); // just in case
1610}
1611
1612
1613
1614
1615/**
1616 * Turn signal-trapping on or off.
1617 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1618 */
1619void set_signals(int on)
1620{
1621 int signals[] = { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1622 int i;
1623
1624 signal(SIGPIPE, sigpipe_occurred);
1625 for (i = 0; signals[i]; i++) {
1626 if (on) {
1627 signal(signals[i], terminate_daemon);
1628 } else {
1629 signal(signals[i], termination_in_progress);
1630 }
1631 }
1632}
1633
1634
1635
1636
1637/**
1638 * Exit immediately without cleaning up.
1639 * @param sig The signal we are exiting due to.
1640 */
1641void termination_in_progress(int sig)
1642{
1643 log_msg(1, "Termination in progress");
1644 usleep(1000);
1645 pthread_exit(0);
1646}
1647
1648/* @} - end of cliGroup */
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