source: branches/2.05/mondo/mondo/common/libmondo-files.c @ 148

Last change on this file since 148 was 148, checked in by bcornec, 13 years ago
  • Bug on USB keyboard corrected
  • PXE mode reviewed (netmask and route management added in start-nfs)
  • -p option with PXE doesn't require a parameter anymore and it now works with the parameter
  • -p option should work correctly with iso and nfs modes
  • cosmetic messages improvement for mindi
  • use STD_PREFIX
  • Property svn:keywords set to Id
File size: 37.5 KB
Line 
1/* libmondo-files.c                                  file manipulation
2   $Id: libmondo-files.c 148 2005-12-02 19:22:32Z bcornec $
3.
4
5
604/16/04
7- find_home_of_exe() really does return NULL now if file not found
8
903/22/04
10- added mode_of_file()
11
1210/02/03
13- cleaned up grab_percentage_from_last_line_of_file()
14
1509/18
16- added int make_grub_install_scriptlet()
17
1809/16
19- cleaned up mkisofs feedback window
20
2109/12
22- fixed Teuton-hostile bug in size_of_all_biggiefiles_K()
23
2409/05
25- added size_of_partition_in_mountlist_K()
26- size_of_all_biggiefiles_K() now calls get_phys_size_of_drive(fname)
27
2807/02
29- fixed calls to popup_and_get_string()
30
3105/19
32- added CP_BIN
33
3405/05
35- added Joshua Oreman's FreeBSD patches
36
3705/04
38- find_home_of_exe() now returns NULL if file not found
39
4004/26
41- if >4 media est'd, say one meeeellion
42
4304/25
44- fixed minor bug in find_home_of_exe()
45
4604/24
47- added lots of assert()'s and log_OS_error()'s
48
4904/07
50- fix find_home_of_exe()
51- cleaned up code a bit
52
5303/27
54- copy_mondo_and_mindi_stuff --- if _homedir_/payload.tgz exists then untar it to CD
55
5601/14/2003
57- if backup media type == nfs then don't estimate no. of media reqd
58
5911/25/2002
60- don't log/echo estimated # of media required if >=50
61
6210/01 - 11/09
63- chmod uses 0x, not decimal :)
64- added is_this_file_compressed()
65- replace convoluted grep with wc (KP)
66
6709/01 - 09/30
68- only show "number of media" estimate if no -x
69- run_program_and_log_output() now takes boolean operator to specify
70  whether it will log its activities in the event of _success_
71
7208/01 - 08/31
73- handle unknown media sizes
74- cleaned up some log_it() calls
75
7607/24
77- created
78*/
79
80/**
81 * @file
82 * Functions to manipulate files.
83 */
84
85
86#include "my-stuff.h"
87#include "mondostructures.h"
88#include "libmondo-files.h"
89
90#include "lib-common-externs.h"
91
92#include "libmondo-tools-EXT.h"
93#include "libmondo-gui-EXT.h"
94#include "libmondo-devices-EXT.h"
95#include "libmondo-fork-EXT.h"
96#include "libmondo-string-EXT.h"
97
98/*@unused@*/
99//static char cvsid[] = "$Id: libmondo-files.c 148 2005-12-02 19:22:32Z bcornec $";
100
101extern char err_log_lines[NOOF_ERR_LINES][MAX_STR_LEN];
102
103extern int g_currentY;
104extern char *g_mondo_home;
105
106/**
107 * @addtogroup fileGroup
108 * @{
109 */
110/**
111 * Get an md5 checksum of the specified file.
112 * @param filename The file to checksum.
113 * @return The 32-character ASCII representation of the 128-bit checksum.
114 * @note The returned string points to static storage that will be overwritten with each call.
115 */
116char *calc_checksum_of_file(char *filename)
117{
118    /*@ buffers ***************************************************** */
119    static char output[MAX_STR_LEN];
120    char command[MAX_STR_LEN * 2];
121    char tmp[MAX_STR_LEN];
122
123    /*@ pointers **************************************************** */
124    char *p;
125    FILE *fin;
126
127    /*@ initialize pointers ***************************************** */
128
129    p = output;
130
131    /*@************************************************************** */
132
133    assert_string_is_neither_NULL_nor_zerolength(filename);
134    if (does_file_exist(filename)) {
135        sprintf(command, "md5sum \"%s\"", filename);
136        fin = popen(command, "r");
137        if (fin) {
138            (void) fgets(output, MAX_STR_LEN, fin);
139            p = strchr(output, ' ');
140            paranoid_pclose(fin);
141        }
142    } else {
143        sprintf(tmp, "File '%s' not found; cannot calc checksum",
144                filename);
145        log_it(tmp);
146    }
147    if (p) {
148        *p = '\0';
149    }
150    return (output);
151}
152
153
154/**
155 * Get a not-quite-unique representation of some of the file's @c stat properties.
156 * The returned string has the form <tt>size-mtime-ctime</tt>.
157 * @param curr_fname The file to generate the "checksum" for.
158 * @return The "checksum".
159 * @note The returned string points to static storage that will be overwritten with each call.
160 */
161char *calc_file_ugly_minichecksum(char *curr_fname)
162{
163
164    /*@ buffers ***************************************************** */
165    static char curr_cksum[1000];
166
167    /*@ pointers **************************************************** */
168
169    /*@ structures ************************************************** */
170    struct stat buf;
171
172    /*@ initialize data *************************************************** */
173    curr_cksum[0] = '\0';
174
175    /*@************************************************************** */
176
177    assert_string_is_neither_NULL_nor_zerolength(curr_fname);
178    if (lstat(curr_fname, &buf)) {
179        return (curr_cksum);    // empty
180    }
181
182    sprintf(curr_cksum, "%ld-%ld-%ld", (long) (buf.st_size),
183            (long) (buf.st_mtime), (long) (buf.st_ctime));
184    return (curr_cksum);
185}
186
187
188
189/**
190 * Get the number of lines in @p filename.
191 * @param filename The file to count lines in.
192 * @return The number of lines in @p filename.
193 * @bug This function uses the shell and "wc -l"; it should probably be rewritten in C.
194 */
195long count_lines_in_file(char *filename)
196{
197
198    /*@ buffers ***************************************************** */
199    char command[MAX_STR_LEN * 2];
200    char incoming[MAX_STR_LEN];
201    char tmp[MAX_STR_LEN];
202
203    /*@ long ******************************************************** */
204    long noof_lines = -1L;
205
206    /*@ pointers **************************************************** */
207    FILE *fin;
208
209    /*@ initialize [0] to null ******************************************** */
210    incoming[0] = '\0';
211
212    assert_string_is_neither_NULL_nor_zerolength(filename);
213    if (!does_file_exist(filename)) {
214        sprintf(tmp,
215                "%s does not exist, so I cannot found the number of lines in it",
216                filename);
217        log_it(tmp);
218        return (0);
219    }
220    sprintf(command, "cat %s | wc -l", filename);
221    if (!does_file_exist(filename)) {
222        return (-1);
223    }
224    fin = popen(command, "r");
225    if (fin) {
226        if (feof(fin)) {
227            noof_lines = 0;
228        } else {
229            (void) fgets(incoming, MAX_STR_LEN - 1, fin);
230            while (strlen(incoming) > 0
231                   && incoming[strlen(incoming) - 1] < 32) {
232                incoming[strlen(incoming) - 1] = '\0';
233            }
234            noof_lines = atol(incoming);
235        }
236        paranoid_pclose(fin);
237    }
238    return (noof_lines);
239}
240
241
242/**
243 * Check for existence of given @p filename.
244 * @param filename The file to check for.
245 * @return TRUE if it exists, FALSE otherwise.
246 */
247bool does_file_exist(char *filename)
248{
249
250    /*@ structures ************************************************** */
251    struct stat buf;
252
253    /*@************************************************************** */
254
255    assert(filename != NULL);
256    //  assert_string_is_neither_NULL_nor_zerolength(filename);
257    if (lstat(filename, &buf)) {
258        log_msg(20, "%s does not exist", filename);
259        return (FALSE);
260    } else {
261        log_msg(20, "%s exists", filename);
262        return (TRUE);
263    }
264}
265
266
267
268
269
270
271/**
272 * Modify @p inout (a file containing a list of files) to only contain files
273 * that exist.
274 * @param inout The filelist to operate on.
275 * @note The original file is renamed beforehand, so it will not be accessible
276 * while the modification is in progress.
277 */
278void exclude_nonexistent_files(char *inout)
279{
280    char infname[MAX_STR_LEN];
281    char outfname[MAX_STR_LEN];
282    char tmp[MAX_STR_LEN];
283    char incoming[MAX_STR_LEN];
284
285    /*@ int ********************************************************* */
286    int i;
287
288    /*@ pointers **************************************************** */
289    FILE *fin, *fout;
290
291
292    /*@ end vars *********************************************************** */
293
294    assert_string_is_neither_NULL_nor_zerolength(inout);
295    sprintf(infname, "%s.in", inout);
296    sprintf(outfname, "%s", inout);
297    sprintf(tmp, "cp -f %s %s", inout, infname);
298    run_program_and_log_output(tmp, FALSE);
299    if (!(fin = fopen(infname, "r"))) {
300        log_OS_error("Unable to openin infname");
301        return;
302    }
303    if (!(fout = fopen(outfname, "w"))) {
304        log_OS_error("Unable to openout outfname");
305        return;
306    }
307    for (fgets(incoming, MAX_STR_LEN, fin); !feof(fin);
308         fgets(incoming, MAX_STR_LEN, fin)) {
309        i = strlen(incoming) - 1;
310        if (i >= 0 && incoming[i] < 32) {
311            incoming[i] = '\0';
312        }
313        if (does_file_exist(incoming)) {
314            fprintf(fout, "%s\n", incoming);
315        } else {
316            sprintf(tmp, "Excluding '%s'-nonexistent\n", incoming);
317            log_it(tmp);
318        }
319    }
320    paranoid_fclose(fout);
321    paranoid_fclose(fin);
322    unlink(infname);
323}
324
325
326
327
328
329
330
331
332
333/**
334 * Attempt to find the user's kernel by calling Mindi.
335 * If Mindi can't find the kernel, ask user. If @p kernel is not empty,
336 * don't do anything.
337 * @param kernel Where to put the found kernel.
338 * @return 0 for success, 1 for failure.
339 */
340int figure_out_kernel_path_interactively_if_necessary(char *kernel)
341{
342    char tmp[MAX_STR_LEN];
343
344    if (!kernel[0]) {
345        strcpy(kernel,
346               call_program_and_get_last_line_of_output
347               ("mindi --findkernel 2> /dev/null"));
348    }
349    log_it("Calling Mindi with kernel path of '%s'", kernel);
350    while (!kernel[0]) {
351        if (!ask_me_yes_or_no
352            ("Kernel not found or invalid. Choose another?")) {
353            return (1);
354        }
355        if (!popup_and_get_string
356            ("Kernel path",
357             "What is the full path and filename of your kernel, please?",
358             kernel, MAX_STR_LEN / 4)) {
359            fatal_error
360                ("Kernel not found. Please specify with the '-k' flag.");
361        }
362        sprintf(tmp, "User says kernel is at %s", kernel);
363        log_it(tmp);
364    }
365    return (0);
366}
367
368
369
370
371
372
373/**
374 * Find location of specified executable in user's PATH.
375 * @param fname The basename of the executable to search for (e.g. @c afio).
376 * @return The full path to the executable, or "" if it does not exist, or NULL if @c file could not be found.
377 * @note The returned string points to static storage that will be overwritten with each call.
378 * @bug The checks with @c file and @c dirname seem pointless. If @c incoming is "", then you're calling
379 * <tt>dirname 2\>/dev/null</tt> or <tt>file 2\>/dev/null | cut -d':' -f1 2\>/dev/null</tt>, which basically amounts
380 * to nothing.
381 */
382char *find_home_of_exe(char *fname)
383{
384    /*@ buffers ********************* */
385    static char output[MAX_STR_LEN];
386    char *incoming;
387    char *command;
388
389    malloc_string(incoming);
390    malloc_string(command);
391    incoming[0] = '\0';
392    /*@******************************* */
393
394    assert_string_is_neither_NULL_nor_zerolength(fname);
395    sprintf(command, "which %s 2> /dev/null", fname);
396    strcpy(incoming, call_program_and_get_last_line_of_output(command));
397    if (incoming[0] == '\0') {
398        if (system("which file > /dev/null 2> /dev/null")) {
399            paranoid_free(incoming);
400            paranoid_free(command);
401            output[0] = '\0';
402            return (NULL);      // forget it :)
403        }
404        sprintf(command,
405                "file %s 2> /dev/null | cut -d':' -f1 2> /dev/null",
406                incoming);
407        strcpy(incoming,
408               call_program_and_get_last_line_of_output(command));
409    }
410    if (incoming[0] == '\0')    // yes, it is == '\0' twice, not once :)
411    {
412        sprintf(command, "dirname %s 2> /dev/null", incoming);
413        strcpy(incoming,
414               call_program_and_get_last_line_of_output(command));
415    }
416    strcpy(output, incoming);
417    if (output[0] != '\0' && does_file_exist(output)) {
418        log_msg(4, "find_home_of_exe () --- Found %s at %s", fname,
419                incoming);
420    } else {
421        output[0] = '\0';
422        log_msg(4, "find_home_of_exe() --- Could not find %s", fname);
423    }
424    paranoid_free(incoming);
425    paranoid_free(command);
426    if (!output[0]) {
427        return (NULL);
428    } else {
429        return (output);
430    }
431}
432
433
434
435
436
437
438
439
440/**
441 * Get the last sequence of digits surrounded by non-digits in the first 32k of
442 * a file.
443 * @param logfile The file to look in.
444 * @return The number found, or 0 if none.
445 */
446int get_trackno_from_logfile(char *logfile)
447{
448
449    /*@ pointers ********************************************************* */
450    FILE *fin;
451
452    /*@ int ************************************************************** */
453    int trackno = 0;
454    size_t len = 0;
455
456    /*@ buffer ************************************************************ */
457    char datablock[32701];
458
459    assert_string_is_neither_NULL_nor_zerolength(logfile);
460    if (!(fin = fopen(logfile, "r"))) {
461        log_OS_error("Unable to open logfile");
462        fatal_error("Unable to open logfile to read trackno");
463    }
464    len = fread(datablock, 1, 32700, fin);
465    paranoid_fclose(fin);
466    if (len <= 0) {
467        return (0);
468    }
469    for (; len > 0 && !isdigit(datablock[len - 1]); len--);
470    datablock[len--] = '\0';
471    for (; len > 0 && isdigit(datablock[len - 1]); len--);
472    trackno = atoi(datablock + len);
473    /*
474       sprintf(tmp,"datablock=%s; trackno=%d",datablock+len, trackno);
475       log_it(tmp);
476     */
477    return (trackno);
478}
479
480
481
482
483
484
485
486/**
487 * Get a percentage from the last line of @p filename. We look for the string
488 * "% done" on the last line and, if we find it, grab the number before the last % sign.
489 * @param filename The file to get the percentage from.
490 * @return The percentage found, or 0 for error.
491 */
492int grab_percentage_from_last_line_of_file(char *filename)
493{
494
495    /*@ buffers ***************************************************** */
496    char tmp[MAX_STR_LEN];
497    char lastline[MAX_STR_LEN];
498    char command[MAX_STR_LEN];
499    /*@ pointers **************************************************** */
500    char *p;
501
502    /*@ int's ******************************************************* */
503    int i;
504
505    for (i = NOOF_ERR_LINES - 1;
506         i >= 0 && !strstr(err_log_lines[i], "% Done")
507         && !strstr(err_log_lines[i], "% done"); i--);
508    if (i < 0) {
509        sprintf(command,
510                "tail -n3 %s | fgrep -i \"%c\" | tail -n1 | awk '{print $0;}'",
511                filename, '%');
512        strcpy(lastline,
513               call_program_and_get_last_line_of_output(command));
514        if (!lastline[0]) {
515            return (0);
516        }
517    } else {
518        strcpy(lastline, err_log_lines[i]);
519    }
520
521    p = strrchr(lastline, '%');
522    if (p) {
523        *p = '\0';
524    }
525//  log_msg(2, "lastline='%s', ", p, lastline);
526    if (!p) {
527        return (0);
528    }
529    *p = '\0';
530    for (p--; *p != ' ' && p != lastline; p--);
531    if (p != lastline) {
532        p++;
533    }
534    i = atoi(p);
535
536    sprintf(tmp, "'%s' --> %d", p, i);
537//     log_to_screen(tmp);
538
539    return (i);
540}
541
542
543
544
545
546/**
547 * Return the last line of @p filename.
548 * @param filename The file to get the last line of.
549 * @return The last line of the file.
550 * @note The returned string points to static storage that will be overwritten with each call.
551 */
552char *last_line_of_file(char *filename)
553{
554    /*@ buffers ***************************************************** */
555    static char output[MAX_STR_LEN];
556    static char command[MAX_STR_LEN * 2];
557    static char tmp[MAX_STR_LEN];
558
559    /*@ pointers **************************************************** */
560    FILE *fin;
561
562    /*@ end vars **************************************************** */
563
564    if (!does_file_exist(filename)) {
565        sprintf(tmp, "Tring to get last line of nonexistent file (%s)",
566                filename);
567        log_it(tmp);
568        output[0] = '\0';
569        return (output);
570    }
571    sprintf(command, "tail -n1 %s", filename);
572    fin = popen(command, "r");
573    (void) fgets(output, MAX_STR_LEN, fin);
574    paranoid_pclose(fin);
575    while (strlen(output) > 0 && output[strlen(output) - 1] < 32) {
576        output[strlen(output) - 1] = '\0';
577    }
578    return (output);
579}
580
581/**
582 * Get the length of @p filename in bytes.
583 * @param filename The file to get the length of.
584 * @return The length of the file, or -1 for error.
585 */
586long long length_of_file(char *filename)
587{
588    /*@ pointers *************************************************** */
589    FILE *fin;
590
591    /*@ long long ************************************************* */
592    long long length;
593
594    fin = fopen(filename, "r");
595    if (!fin) {
596        log_it("filename=%s", filename);
597        log_OS_error("Unable to openin filename");
598        return (-1);
599    }
600    fseek(fin, 0, SEEK_END);
601    length = ftell(fin);
602    paranoid_fclose(fin);
603    return (length);
604}
605
606
607
608/**
609 * ?????
610 * @bug I don't know what this function does. However, it seems orphaned, so it should probably be removed.
611 */
612int
613make_checksum_list_file(char *filelist, char *cksumlist, char *comppath)
614{
615    /*@ pointers **************************************************** */
616    FILE *fin;
617    FILE *fout;
618
619    /*@ int   ******************************************************* */
620    int percentage;
621    int i;
622    int counter = 0;
623
624    /*@ buffer ****************************************************** */
625    char stub_fname[1000];
626    char curr_fname[1000];
627    char curr_cksum[1000];
628    char tmp[1000];
629
630    /*@ long [long] ************************************************* */
631    long long filelist_length;
632    long curr_pos;
633    long start_time;
634    long current_time;
635    long time_taken;
636    long time_remaining;
637
638    /*@ end vars *************************************************** */
639
640    start_time = get_time();
641    filelist_length = length_of_file(filelist);
642    sprintf(tmp, "filelist = %s; cksumlist = %s", filelist, cksumlist);
643    log_it(tmp);
644    fin = fopen(filelist, "r");
645    if (fin == NULL) {
646        log_OS_error("Unable to fopen-in filelist");
647        log_to_screen("Can't open filelist");
648        return (1);
649    }
650    fout = fopen(cksumlist, "w");
651    if (fout == NULL) {
652        log_OS_error("Unable to openout cksumlist");
653        paranoid_fclose(fin);
654        log_to_screen("Can't open checksum list");
655        return (1);
656    }
657    for (fgets(stub_fname, 999, fin); !feof(fin);
658         fgets(stub_fname, 999, fin)) {
659        if (stub_fname[(i = strlen(stub_fname) - 1)] < 32) {
660            stub_fname[i] = '\0';
661        }
662        sprintf(tmp, "%s%s", comppath, stub_fname);
663        strcpy(curr_fname, tmp + 1);
664        strcpy(curr_cksum, calc_file_ugly_minichecksum(curr_fname));
665        fprintf(fout, "%s\t%s\n", curr_fname, curr_cksum);
666        if (counter++ > 12) {
667            current_time = get_time();
668            counter = 0;
669            curr_fname[37] = '\0';
670            curr_pos = ftell(fin) / 1024;
671            percentage = (int) (curr_pos * 100 / filelist_length);
672            time_taken = current_time - start_time;
673            if (percentage == 0) {
674                /*              printf("%0d%% done      \r",percentage); */
675            } else {
676                time_remaining =
677                    time_taken * 100 / (long) (percentage) - time_taken;
678                sprintf(tmp,
679                        "%02d%% done   %02d:%02d taken   %02d:%02d remaining  %-37s\r",
680                        percentage, (int) (time_taken / 60),
681                        (int) (time_taken % 60),
682                        (int) (time_remaining / 60),
683                        (int) (time_remaining % 60), curr_fname);
684                log_to_screen(tmp);
685            }
686            sync();
687        }
688    }
689    paranoid_fclose(fout);
690    paranoid_fclose(fin);
691    log_it("Done.");
692    return (0);
693}
694
695
696/**
697 * Create the directory @p outdir_fname and all parent directories. Equivalent to <tt>mkdir -p</tt>.
698 * @param outdir_fname The directory to create.
699 * @return The return value of @c mkdir.
700 */
701int make_hole_for_dir(char *outdir_fname)
702{
703    char tmp[MAX_STR_LEN * 2];
704    int res = 0;
705
706    assert_string_is_neither_NULL_nor_zerolength(outdir_fname);
707    sprintf(tmp, "mkdir -p %s", outdir_fname);
708    res = system(tmp);
709    return (res);
710}
711
712
713/**
714 * Create the parent directories of @p outfile_fname.
715 * @param outfile_fname The file to make a "hole" for.
716 * @return 0, always.
717 * @bug Return value unnecessary.
718 */
719int make_hole_for_file(char *outfile_fname)
720{
721    /*@ buffer ****************************************************** */
722    char command[MAX_STR_LEN * 2];
723
724    /*@ int  ******************************************************** */
725    int res = 0;
726
727    /*@ end vars *************************************************** */
728
729    assert_string_is_neither_NULL_nor_zerolength(outfile_fname);
730    assert(!strstr(outfile_fname, MNT_CDROM));
731    assert(!strstr(outfile_fname, "/dev/cdrom"));
732    sprintf(command, "mkdir -p \"%s\" 2> /dev/null", outfile_fname);
733    res += system(command);
734    sprintf(command, "rmdir \"%s\" 2> /dev/null", outfile_fname);
735    res += system(command);
736    sprintf(command, "rm -f \"%s\" 2> /dev/null", outfile_fname);
737    res += system(command);
738    unlink(outfile_fname);
739    return (0);
740}
741
742
743
744
745/**
746 * Get the number of lines in @p filelist_fname that contain the string @p wildcard.
747 * @param filelist_fname The file to search through.
748 * @param wildcard The string to search for. This is @e not a shell glob or a regular expression.
749 * @return The number of lines matched.
750 */
751long noof_lines_that_match_wildcard(char *filelist_fname, char *wildcard)
752{
753    /*@ long ******************************************************* */
754    long matches = 0;
755
756    /*@ pointers *************************************************** */
757    FILE *fin;
758
759    /*@ buffers **************************************************** */
760    char incoming[MAX_STR_LEN];
761
762    /*@ end vars *************************************************** */
763
764
765    fin = fopen(filelist_fname, "r");
766
767    if (!fin) {
768        log_OS_error("Unable to openin filelist_fname");
769        return (0);
770    }
771    (void) fgets(incoming, MAX_STR_LEN - 1, fin);
772    while (!feof(fin)) {
773        if (strstr(incoming, wildcard)) {
774            matches++;
775        }
776        (void) fgets(incoming, MAX_STR_LEN - 1, fin);
777    }
778    paranoid_fclose(fin);
779    return (matches);
780}
781
782
783
784
785/**
786 * Register our PID in a file in /var/run.
787 * The PID will be put in /var/run/monitas-<tt>name_str</tt>.pid.
788 * @param pid 0 to remove file, anything else to create it.
789 * @param name_str The basename of the PID file (e.g. "mondo" or "server")
790 * @note This function does not provide support against multiple instances, unless you check for that yourself.
791 */
792void register_pid(pid_t pid, char *name_str)
793{
794    char tmp[MAX_STR_LEN + 1], lockfile_fname[MAX_STR_LEN + 1];
795    int res;
796    FILE *fin;
797
798    sprintf(lockfile_fname, "/var/run/monitas-%s.pid", name_str);
799    if (!pid) {
800        log_it("Unregistering PID");
801        if (unlink(lockfile_fname)) {
802            log_it("Error unregistering PID");
803        }
804        return;
805    }
806    if (does_file_exist(lockfile_fname)) {
807        tmp[0] = '\0';
808        if ((fin = fopen(lockfile_fname, "r"))) {
809            (void) fgets(tmp, MAX_STR_LEN, fin);
810            paranoid_fclose(fin);
811        } else {
812            log_OS_error("Unable to openin lockfile_fname");
813        }
814        pid = (pid_t) atol(tmp);
815        sprintf(tmp, "ps %ld > /dev/null 2> /dev/null", (long int) pid);
816        res = system(tmp);
817        if (!res) {
818            log_it
819                ("I believe the daemon is already running. If it isn't, please delete %s and try again.",
820                 lockfile_fname);
821        }
822    }
823    sprintf(tmp, "echo %ld > %s 2> /dev/null", (long int) getpid(),
824            lockfile_fname);
825    if (system(tmp)) {
826        fatal_error("Cannot register PID");
827    }
828}
829
830
831
832/**
833 * Determine the size (in KB) of @p dev in the mountlist in <tt>tmpdir</tt>/mountlist.txt.
834 * @param tmpdir The tempdir where the mountlist is stored.
835 * @param dev The device to search for.
836 * @return The size of the partition in KB.
837 */
838long size_of_partition_in_mountlist_K(char *tmpdir, char *dev)
839{
840    char command[MAX_STR_LEN];
841    char mountlist[MAX_STR_LEN];
842    char sz_res[MAX_STR_LEN];
843    long file_len_K;
844
845    sprintf(mountlist, "%s/mountlist.txt", tmpdir);
846    sprintf(command,
847            "cat %s/mountlist.txt | grep \"%s \" | head -n1 | awk '{print $4;}'",
848            tmpdir, dev);
849    log_it(command);
850    strcpy(sz_res, call_program_and_get_last_line_of_output(command));
851    file_len_K = atol(sz_res);
852    log_msg(4, "%s --> %s --> %ld", command, sz_res, file_len_K);
853    return (file_len_K);
854}
855
856/**
857 * Calculate the total size (in KB) of all the biggiefiles in this backup.
858 * @param bkpinfo The backup information structure. Only the @c bkpinfo->tmpdir field is used.
859 * @return The total size of all biggiefiles in KB.
860 */
861long size_of_all_biggiefiles_K(struct s_bkpinfo *bkpinfo)
862{
863    /*@ buffers ***************************************************** */
864    char *fname;
865    char *biggielist;
866    char *comment;
867
868    /*@ long ******************************************************** */
869    long scratchL = 0;
870    long file_len_K;
871
872    /*@ pointers *************************************************** */
873    FILE *fin = NULL;
874
875    /*@ end vars *************************************************** */
876
877    malloc_string(fname);
878    malloc_string(biggielist);
879    malloc_string(comment);
880    log_it("Calculating size of all biggiefiles (in total)");
881    sprintf(biggielist, "%s/biggielist.txt", bkpinfo->tmpdir);
882    log_it("biggielist = %s", biggielist);
883    if (!(fin = fopen(biggielist, "r"))) {
884        log_OS_error
885            ("Cannot open biggielist. OK, so estimate is based on filesets only.");
886    } else {
887        log_msg(4, "Reading it...");
888        for (fgets(fname, MAX_STR_LEN, fin); !feof(fin);
889             fgets(fname, MAX_STR_LEN, fin)) {
890            if (fname[strlen(fname) - 1] <= 32) {
891                fname[strlen(fname) - 1] = '\0';
892            }
893            if (0 == strncmp(fname, "/dev/", 5)) {
894                file_len_K = get_phys_size_of_drive(fname) * 1024L;
895            } else {
896                file_len_K = (long) (length_of_file(fname) / 1024);
897            }
898            if (file_len_K > 0) {
899                scratchL += file_len_K;
900                log_msg(4, "%s --> %ld K", fname, file_len_K);
901            }
902            sprintf(comment,
903                    "After adding %s, scratchL+%ld now equals %ld", fname,
904                    file_len_K, scratchL);
905            log_msg(4, comment);
906            if (feof(fin)) {
907                break;
908            }
909        }
910    }
911    log_it("Closing...");
912    paranoid_fclose(fin);
913    log_it("Finished calculating total size of all biggiefiles");
914    paranoid_free(fname);
915    paranoid_free(biggielist);
916    paranoid_free(comment);
917    return (scratchL);
918}
919
920/**
921 * Determine the amount of space (in KB) occupied by a mounted CD.
922 * This can also be used to find the space used for other directories.
923 * @param mountpt The mountpoint/directory to check.
924 * @return The amount of space occupied in KB.
925 */
926long long space_occupied_by_cd(char *mountpt)
927{
928    /*@ buffer ****************************************************** */
929    char tmp[MAX_STR_LEN];
930    char command[MAX_STR_LEN * 2];
931    long long llres;
932    /*@ pointers **************************************************** */
933    char *p;
934    FILE *fin;
935
936    /*@ end vars *************************************************** */
937
938    sprintf(command, "du -sk %s", mountpt);
939    fin = popen(command, "r");
940    (void) fgets(tmp, MAX_STR_LEN, fin);
941    paranoid_pclose(fin);
942    p = strchr(tmp, '\t');
943    if (p) {
944        *p = '\0';
945    }
946    for (p = tmp, llres = 0; *p != '\0'; p++) {
947        llres *= 10;
948        llres += (int) (*p - '0');
949    }
950    return (llres);
951}
952
953
954/**
955 * Update a CRC checksum to include another character.
956 * @param crc The original CRC checksum.
957 * @param c The character to add.
958 * @return The new CRC checksum.
959 * @ingroup utilityGroup
960 */
961unsigned int updcrc(unsigned int crc, unsigned int c)
962{
963    unsigned int tmp;
964    tmp = (crc >> 8) ^ c;
965    crc = (crc << 8) ^ crctttab[tmp & 255];
966    return crc;
967}
968
969/**
970 * Update a reverse CRC checksum to include another character.
971 * @param crc The original CRC checksum.
972 * @param c The character to add.
973 * @return The new CRC checksum.
974 * @ingroup utilityGroup
975 */
976unsigned int updcrcr(unsigned int crc, unsigned int c)
977{
978    unsigned int tmp;
979    tmp = crc ^ c;
980    crc = (crc >> 8) ^ crc16tab[tmp & 0xff];
981    return crc;
982}
983
984
985
986
987/**
988 * Check for an executable on the user's system; write a message to the
989 * screen and the log if we can't find it.
990 * @param fname The executable basename to look for.
991 * @return 0 if it's found, nonzero if not.
992 */
993int whine_if_not_found(char *fname)
994{
995    /*@ buffers *** */
996    char command[MAX_STR_LEN * 2];
997    char errorstr[MAX_STR_LEN];
998
999
1000    sprintf(command, "which %s > /dev/null 2> /dev/null", fname);
1001    sprintf(errorstr,
1002            "Please install '%s'. I cannot find it on your system.",
1003            fname);
1004    if (system(command)) {
1005        log_to_screen(errorstr);
1006        log_to_screen
1007            ("There may be hyperlink at http://www.mondorescue.com which");
1008        log_to_screen("will take you to the relevant (missing) package.");
1009        return (1);
1010    } else {
1011        return (0);
1012    }
1013}
1014
1015
1016
1017
1018
1019
1020/**
1021 * Create a data file at @p fname containing @p contents.
1022 * The data actually can be multiple lines, despite the name.
1023 * @param fname The file to create.
1024 * @param contents The data to put in it.
1025 * @return 0 for success, 1 for failure.
1026 */
1027int write_one_liner_data_file(char *fname, char *contents)
1028{
1029    /*@ pointers *************************************************** */
1030    FILE *fout;
1031    int res = 0;
1032
1033    /*@ end vars *************************************************** */
1034
1035    assert_string_is_neither_NULL_nor_zerolength(fname);
1036    if (!contents) {
1037        log_it("%d: Warning - writing NULL to %s", __LINE__, fname);
1038    }
1039    if (!(fout = fopen(fname, "w"))) {
1040        log_it("fname=%s");
1041        log_OS_error("Unable to openout fname");
1042        return (1);
1043    }
1044    fprintf(fout, "%s\n", contents);
1045    paranoid_fclose(fout);
1046    return (res);
1047}
1048
1049
1050
1051/**
1052 * Read @p fname into @p contents.
1053 * @param fname The file to read.
1054 * @param contents Where to put its contents.
1055 * @return 0 for success, nonzero for failure.
1056 */
1057int read_one_liner_data_file(char *fname, char *contents)
1058{
1059    /*@ pointers *************************************************** */
1060    FILE *fin;
1061    int res = 0;
1062    int i;
1063
1064    /*@ end vars *************************************************** */
1065
1066    assert_string_is_neither_NULL_nor_zerolength(fname);
1067    if (!contents) {
1068        log_it("%d: Warning - reading NULL from %s", __LINE__, fname);
1069    }
1070    if (!(fin = fopen(fname, "r"))) {
1071        log_it("fname=%s", fname);
1072        log_OS_error("Unable to openin fname");
1073        return (1);
1074    }
1075    fscanf(fin, "%s\n", contents);
1076    i = strlen(contents);
1077    if (i > 0 && contents[i - 1] < 32) {
1078        contents[i - 1] = '\0';
1079    }
1080    paranoid_fclose(fin);
1081    return (res);
1082}
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092/**
1093 * Copy the files that Mondo/Mindi need to run to the scratchdir or tempdir.
1094 * Currently this includes: copy Mondo's home directory to scratchdir, untar "mondo_home/payload.tgz"
1095 * if it exists, copy LAST-FILELIST-NUMBER to scratchdir, copy mondorestore
1096 * and post-nuke.tgz (if it exists) to tmpdir, and run "hostname > scratchdir/HOSTNAME".
1097 * @param bkpinfo The backup information structure. Fields used:
1098 * - @c bkpinfo->postnuke_tarball
1099 * - @c bkpinfo->scratchdir
1100 * - @c bkpinfo->tmpdir
1101 */
1102void copy_mondo_and_mindi_stuff_to_scratchdir(struct s_bkpinfo *bkpinfo)
1103{
1104    /*@ Char buffers ** */
1105    char command[MAX_STR_LEN * 2];
1106    char tmp[MAX_STR_LEN];
1107    char old_pwd[MAX_STR_LEN];
1108
1109    mvaddstr_and_log_it(g_currentY, 0,
1110                        "Copying Mondo's core files to the scratch directory");
1111
1112    log_msg(4, "g_mondo_home='%s'", g_mondo_home);
1113    if (strlen(g_mondo_home) < 2) {
1114        find_and_store_mondoarchives_home(g_mondo_home);
1115    }
1116    sprintf(command, CP_BIN " --parents -pRdf %s %s", g_mondo_home,
1117            bkpinfo->scratchdir);
1118
1119    log_msg(4, "command = %s", command);
1120    if (run_program_and_log_output(command, 1)) {
1121        fatal_error("Failed to copy Mondo's stuff to scratchdir");
1122    }
1123
1124    sprintf(tmp, "%s/payload.tgz", g_mondo_home);
1125    if (does_file_exist(tmp)) {
1126        log_it("Untarring payload %s to scratchdir %s", tmp,
1127               bkpinfo->scratchdir);
1128        (void) getcwd(old_pwd, MAX_STR_LEN - 1);
1129        chdir(bkpinfo->scratchdir);
1130        sprintf(command, "tar -zxvf %s", tmp);
1131        if (run_program_and_log_output(command, FALSE)) {
1132            fatal_error("Failed to untar payload");
1133        }
1134        chdir(old_pwd);
1135    }
1136
1137    sprintf(command, "cp -f %s/LAST-FILELIST-NUMBER %s", bkpinfo->tmpdir,
1138            bkpinfo->scratchdir);
1139
1140    if (run_program_and_log_output(command, FALSE)) {
1141        fatal_error("Failed to copy LAST-FILELIST-NUMBER to scratchdir");
1142    }
1143
1144    strcpy(tmp,
1145           call_program_and_get_last_line_of_output("which mondorestore"));
1146    if (!tmp[0]) {
1147        fatal_error
1148            ("'which mondorestore' returned null. Where's your mondorestore? `which` can't find it. That's odd. Did you install mondorestore?");
1149    }
1150    sprintf(command, "cp -f %s %s", tmp, bkpinfo->tmpdir);
1151    if (run_program_and_log_output(command, FALSE)) {
1152        fatal_error("Failed to copy mondorestore to tmpdir");
1153    }
1154
1155    sprintf(command, "hostname > %s/HOSTNAME", bkpinfo->scratchdir);
1156    paranoid_system(command);
1157
1158    if (bkpinfo->postnuke_tarball[0]) {
1159        sprintf(command, "cp -f %s %s/post-nuke.tgz",
1160                bkpinfo->postnuke_tarball, bkpinfo->tmpdir);
1161        if (run_program_and_log_output(command, FALSE)) {
1162            fatal_error("Unable to copy post-nuke tarball to tmpdir");
1163        }
1164    }
1165
1166
1167    mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1168}
1169
1170
1171
1172
1173
1174/**
1175 * Store the client's NFS configuration in files to be restored at restore-time.
1176 * Assumes that @c bkpinfo->media_type = nfs, but does not check for this.
1177 * @param bkpinfo The backup information structure. Fields used:
1178 * - @c nfs_mount
1179 * - @c nfs_remote_dir
1180 * - @c tmpdir
1181 */
1182void store_nfs_config(struct s_bkpinfo *bkpinfo)
1183{
1184
1185    /*@ buffers ******** */
1186    char outfile[MAX_STR_LEN];
1187    char nfs_dev[MAX_STR_LEN];
1188    char nfs_mount[MAX_STR_LEN];
1189    char nfs_client_ipaddr[MAX_STR_LEN];
1190    char nfs_client_netmask[MAX_STR_LEN];
1191    char nfs_client_defgw[MAX_STR_LEN];
1192    char nfs_server_ipaddr[MAX_STR_LEN];
1193    char tmp[MAX_STR_LEN];
1194    char command[MAX_STR_LEN * 2];
1195
1196    /*@ pointers ***** */
1197    char *p;
1198    FILE *fout;
1199
1200
1201
1202    log_it("Storing NFS configuration");
1203    strcpy(tmp, bkpinfo->nfs_mount);
1204    p = strchr(tmp, ':');
1205    if (!p) {
1206        fatal_error
1207            ("NFS mount doesn't have a colon in it, e.g. 192.168.1.4:/home/nfs");
1208    }
1209    *(p++) = '\0';
1210    strcpy(nfs_server_ipaddr, tmp);
1211    strcpy(nfs_mount, p);
1212    sprintf(command,
1213            "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\n' | head -n1 | cut -d' ' -f1");
1214    strcpy(nfs_dev, call_program_and_get_last_line_of_output(command));
1215    sprintf(command,
1216            "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f7 | cut -d':' -f2");
1217    strcpy(nfs_client_ipaddr,
1218           call_program_and_get_last_line_of_output(command));
1219    sprintf(command,
1220            "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f9 | cut -d':' -f2");
1221    strcpy(nfs_client_netmask,
1222           call_program_and_get_last_line_of_output(command));
1223    sprintf(command,
1224            "route | egrep '^default' | awk '{printf $2}'");
1225    strcpy(nfs_client_defgw,
1226           call_program_and_get_last_line_of_output(command));
1227    sprintf(tmp,
1228            "nfs_client_ipaddr=%s; nfs_server_ipaddr=%s; nfs_mount=%s",
1229            nfs_client_ipaddr, nfs_server_ipaddr, nfs_mount);
1230    if (strlen(nfs_dev) < 2) {
1231        fatal_error
1232            ("Unable to find ethN (eth0, eth1, ...) adapter via NFS mount you specified.");
1233    }
1234    sprintf(outfile, "%s/start-nfs", bkpinfo->tmpdir);
1235    sprintf(tmp, "outfile = %s", outfile);
1236    log_it(tmp);
1237    if (!(fout = fopen(outfile, "w"))) {
1238        fatal_error("Cannot store NFS config");
1239    }
1240    fprintf(fout, "ifconfig lo 127.0.0.1  # config loopback\n");
1241    fprintf(fout, "ifconfig %s %s netmask %s    # config client\n", nfs_dev,
1242            nfs_client_ipaddr, nfs_client_netmask);
1243    fprintf(fout, "route add default gw %s  # default route\n", nfs_client_defgw);
1244    fprintf(fout, "ping -c 1 %s # ping server\n", nfs_server_ipaddr);
1245    fprintf(fout, "mount -t nfs -o nolock %s /tmp/isodir\n",
1246            bkpinfo->nfs_mount);
1247    fprintf(fout, "exit 0\n");
1248    paranoid_fclose(fout);
1249    chmod(outfile, 0777);
1250    make_hole_for_dir("/var/cache/mondo-archive");
1251
1252//  paranoid_system ("mkdir -p /var/cache/mondo-archive 2> /dev/null");
1253
1254    sprintf(tmp, "cp -f %s /var/cache/mondo-archive", outfile);
1255    run_program_and_log_output(tmp, FALSE);
1256
1257    sprintf(tmp, "%s/NFS-DEV", bkpinfo->tmpdir);
1258    write_one_liner_data_file(tmp, nfs_dev);
1259
1260    sprintf(tmp, "%s/NFS-CLIENT-IPADDR", bkpinfo->tmpdir);
1261    write_one_liner_data_file(tmp, nfs_client_ipaddr);
1262    sprintf(tmp, "%s/NFS-CLIENT-NETMASK", bkpinfo->tmpdir);
1263    write_one_liner_data_file(tmp, nfs_client_netmask);
1264    sprintf(tmp, "%s/NFS-CLIENT-DEFGW", bkpinfo->tmpdir);
1265    write_one_liner_data_file(tmp, nfs_client_defgw);
1266    sprintf(tmp, "%s/NFS-SERVER-IPADDR", bkpinfo->tmpdir);
1267    write_one_liner_data_file(tmp, nfs_server_ipaddr);
1268    sprintf(tmp, "%s/NFS-SERVER-MOUNT", bkpinfo->tmpdir);
1269    write_one_liner_data_file(tmp, bkpinfo->nfs_mount);
1270    sprintf(tmp, "%s/NFS-SERVER-PATH", bkpinfo->tmpdir);
1271    write_one_liner_data_file(tmp, bkpinfo->nfs_remote_dir);
1272    sprintf(tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
1273    write_one_liner_data_file(tmp, bkpinfo->prefix);
1274    log_it("Finished storing NFS configuration");
1275}
1276
1277
1278
1279
1280
1281
1282/**
1283 * Determine the approximate number of media that the backup will take up,
1284 * and tell the user. The uncompressed size is estimated as size_of_all_biggiefiles_K()
1285 * plus (noof_sets x bkpinfo->optimal_set_size). The compression factor is estimated as
1286 * 2/3 for LZO and 1/2 for bzip2. The data is not saved anywhere. If there are any
1287 * "imagedevs", the estimate is not shown as it will be wildly inaccurate.
1288 * If there are more than 50 media estimated, the estimate will not be shown.
1289 * @param bkpinfo The backup information structure. Fields used:
1290 * - @c bkpinfo->backup_media_type
1291 * - @c bkpinfo->image_devs
1292 * - @c bkpinfo->media_size
1293 * - @c bkpinfo->optimal_set_size
1294 * - @c bkpinfo->use_lzo
1295 * @param noof_sets The number of filesets created.
1296 * @ingroup archiveGroup
1297 */
1298void
1299estimate_noof_media_required(struct s_bkpinfo *bkpinfo, long noof_sets)
1300{
1301    /*@ buffers *************** */
1302    char tmp[MAX_STR_LEN];
1303
1304    /*@ long long ************* */
1305    long long scratchLL;
1306
1307    if (bkpinfo->media_size[1] <= 0 || bkpinfo->backup_media_type == nfs) {
1308        log_to_screen("Number of media required: UNKNOWN");
1309        return;
1310    }
1311
1312    log_it("Estimating number of media required...");
1313    scratchLL =
1314        (long long) (noof_sets) * (long long) (bkpinfo->optimal_set_size)
1315        + (long long) (size_of_all_biggiefiles_K(bkpinfo));
1316    scratchLL = (scratchLL / 1024) / bkpinfo->media_size[1];
1317    scratchLL++;
1318    if (bkpinfo->use_lzo) {
1319        scratchLL = (scratchLL * 2) / 3;
1320    } else {
1321        scratchLL = scratchLL / 2;
1322    }
1323    if (!scratchLL) {
1324        scratchLL++;
1325    }
1326    if (scratchLL <= 1) {
1327        sprintf(tmp,
1328                "Your backup will probably occupy a single %s. Maybe two.",
1329                media_descriptor_string(bkpinfo->backup_media_type));
1330    } else if (scratchLL > 4) {
1331        sprintf(tmp,
1332                "Your backup will occupy one meeeeellion media! (maybe %s)",
1333                number_to_text((int) (scratchLL + 1)));
1334    } else {
1335        sprintf(tmp, "Your backup will occupy approximately %s media.",
1336                number_to_text((int) (scratchLL + 1)));
1337    }
1338    if (!bkpinfo->image_devs[0] && (scratchLL < 50)) {
1339        log_to_screen(tmp);
1340    }
1341}
1342
1343
1344/**
1345 * Get the last suffix of @p instr.
1346 * If @p instr was "httpd.log.gz", we would return "gz".
1347 * @param instr The filename to get the suffix of.
1348 * @return The suffix (without a dot), or "" if none.
1349 * @note The returned string points to static storage that will be overwritten with each call.
1350 */
1351char *sz_last_suffix(char *instr)
1352{
1353    static char outstr[MAX_STR_LEN];
1354    char *p;
1355
1356    p = strrchr(instr, '.');
1357    if (!p) {
1358        outstr[0] = '\0';
1359    } else {
1360        strcpy(outstr, p);
1361    }
1362    return (outstr);
1363}
1364
1365
1366/**
1367 * Determine whether a file is compressed. This is done
1368 * by reading through the "do-not-compress-these" file distributed with Mondo.
1369 * @param filename The file to check.
1370 * @return TRUE if it's compressed, FALSE if not.
1371 */
1372bool is_this_file_compressed(char *filename)
1373{
1374    char do_not_compress_these[MAX_STR_LEN];
1375    char tmp[MAX_STR_LEN];
1376    char *p;
1377
1378    sprintf(tmp, "%s/do-not-compress-these", g_mondo_home);
1379    if (!does_file_exist(tmp)) {
1380        return (FALSE);
1381    }
1382    strcpy(do_not_compress_these, last_line_of_file(tmp));
1383    for (p = do_not_compress_these; p != NULL; p++) {
1384        strcpy(tmp, p);
1385        if (strchr(tmp, ' ')) {
1386            *(strchr(tmp, ' ')) = '\0';
1387        }
1388        if (!strcmp(sz_last_suffix(filename), tmp)) {   /*printf("MATCH\n"); */
1389            return (TRUE);
1390        }
1391        if (!(p = strchr(p, ' '))) {
1392            break;
1393        }
1394    }
1395    return (FALSE);
1396}
1397
1398
1399
1400int mode_of_file(char *fname)
1401{
1402    struct stat buf;
1403
1404    if (lstat(fname, &buf)) {
1405        return (-1);
1406    }                           // error
1407    else {
1408        return (buf.st_mode);
1409    }
1410}
1411
1412
1413
1414
1415/**
1416 * Create a small script that mounts /boot, calls @c grub-install, and syncs the disks.
1417 * @param outfile Where to put the script.
1418 * @return 0 for success, 1 for failure.
1419 */
1420int make_grub_install_scriptlet(char *outfile)
1421{
1422    FILE *fout;
1423    char *tmp;
1424    int retval = 0;
1425
1426    malloc_string(tmp);
1427    if ((fout = fopen(outfile, "w"))) {
1428        fprintf(fout,
1429                "#!/bin/sh\n\nmount /boot > /dev/null 2> /dev/null\ngrub-install $@\nres=$?\nsync;sync;sync\nexit $res\n");
1430        paranoid_fclose(fout);
1431        log_msg(2, "Created %s", outfile);
1432        sprintf(tmp, "chmod +x %s", outfile);
1433        paranoid_system(tmp);
1434        retval = 0;
1435    } else {
1436        retval = 1;
1437    }
1438    paranoid_free(tmp);
1439    return (retval);
1440}
1441
1442/* @} - end fileGroup */
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