[1] | 1 | /* libmondo-stream.c
|
---|
[128] | 2 | $Id: libmondo-stream.c 1116 2007-02-09 00:02:11Z bruno $
|
---|
[1] | 3 |
|
---|
| 4 | ...tools for talking to tapes, Monitas streams, etc.
|
---|
| 5 |
|
---|
| 6 | */
|
---|
| 7 |
|
---|
| 8 |
|
---|
| 9 | /**
|
---|
| 10 | * @file
|
---|
| 11 | * Functions for writing data to/reading data from streams (tape, CD stream, etc.)
|
---|
| 12 | */
|
---|
| 13 |
|
---|
| 14 | #include "my-stuff.h"
|
---|
[1080] | 15 | #include "mr_mem.h"
|
---|
[1] | 16 | #include "mondostructures.h"
|
---|
| 17 | #include "libmondo-devices.h"
|
---|
| 18 | #include "libmondo-stream.h"
|
---|
| 19 | #include "libmondo-string-EXT.h"
|
---|
| 20 | #include "libmondo-files-EXT.h"
|
---|
[541] | 21 | #include "libmondo-gui-EXT.h"
|
---|
[1] | 22 | #include "libmondo-fork-EXT.h"
|
---|
| 23 | #include "libmondo-tools-EXT.h"
|
---|
| 24 | #include "libmondo-fifo-EXT.h"
|
---|
| 25 |
|
---|
| 26 | #define EXTRA_TAPE_CHECKSUMS
|
---|
| 27 |
|
---|
| 28 | /*@unused@*/
|
---|
[128] | 29 | //static char cvsid[] = "$Id: libmondo-stream.c 1116 2007-02-09 00:02:11Z bruno $";
|
---|
[1] | 30 | extern bool g_sigpipe;
|
---|
| 31 | extern int g_tape_buffer_size_MB;
|
---|
| 32 |
|
---|
[948] | 33 | extern char *g_getfacl;
|
---|
| 34 | extern char *g_getfattr;
|
---|
| 35 |
|
---|
[1] | 36 | /**
|
---|
| 37 | * @addtogroup globalGroup
|
---|
| 38 | * @{
|
---|
| 39 | */
|
---|
| 40 | /**
|
---|
| 41 | * The file pointer for the opened tape/CD stream.
|
---|
| 42 | * Opened and closed by openin_tape(), openin_cdstream(),
|
---|
| 43 | * openout_tape(), openout_cdstream(), closein_tape(), closein_cdstream(),
|
---|
| 44 | * closeout_tape(), and closeout_cdstream().
|
---|
| 45 | */
|
---|
| 46 | FILE *g_tape_stream = NULL;
|
---|
| 47 |
|
---|
| 48 |
|
---|
| 49 | /**
|
---|
| 50 | * The position (in kilobytes) where we are on the tape.
|
---|
| 51 | */
|
---|
| 52 | long long g_tape_posK = 0;
|
---|
| 53 |
|
---|
| 54 | /**
|
---|
| 55 | * The current media number we're using. This value is 1-based.
|
---|
| 56 | */
|
---|
[128] | 57 | int g_current_media_number = -1;
|
---|
[1] | 58 |
|
---|
| 59 | /**
|
---|
| 60 | * The tape catalog that keeps track of files written to tape.
|
---|
| 61 | */
|
---|
| 62 | struct s_tapecatalog *g_tapecatalog;
|
---|
| 63 |
|
---|
| 64 | /* @} - end of globalGroup */
|
---|
| 65 |
|
---|
[128] | 66 | int write_backcatalog_to_tape(struct s_bkpinfo *bkpinfo);
|
---|
[1] | 67 |
|
---|
| 68 |
|
---|
| 69 |
|
---|
| 70 |
|
---|
| 71 |
|
---|
| 72 | /**
|
---|
| 73 | * @addtogroup streamGroup
|
---|
| 74 | * @{
|
---|
| 75 | */
|
---|
| 76 | /**
|
---|
| 77 | * Close the global output file descriptor which Mondo has used to read
|
---|
| 78 | * from the CD stream.
|
---|
| 79 | * @param bkpinfo The backup information structure. Passed directly to closein_tape().
|
---|
| 80 | * @return 0 for success, nonzero for failure.
|
---|
| 81 | * @note This should be called by restore processes only.
|
---|
| 82 | */
|
---|
[128] | 83 | int closein_cdstream(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 84 | {
|
---|
[128] | 85 | return (closein_tape(bkpinfo));
|
---|
[1] | 86 | }
|
---|
| 87 |
|
---|
| 88 |
|
---|
| 89 | /**
|
---|
| 90 | * Close the global output file descriptor which Mondo has used to read
|
---|
| 91 | * from buffer or dd, which read from the tape.
|
---|
| 92 | * @param bkpinfo The backup information structure. Unused.
|
---|
| 93 | * @return 0 for success, nonzero for failure.
|
---|
| 94 | * @note This should be called by restore processes only.
|
---|
| 95 | * @note This function also works for cdstreams for now, but don't count on this behavior.
|
---|
| 96 | * @bug @p bkpinfo parameter is unused.
|
---|
| 97 | */
|
---|
[128] | 98 | int closein_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 99 | {
|
---|
[128] | 100 | /*@ int's ******************************************************* */
|
---|
| 101 | int retval = 0;
|
---|
| 102 | int res = 0;
|
---|
| 103 | int ctrl_chr = '\0';
|
---|
[1] | 104 |
|
---|
[128] | 105 | /*@ buffers ***************************************************** */
|
---|
| 106 | char fname[MAX_STR_LEN];
|
---|
[1] | 107 |
|
---|
[128] | 108 | /*@ long long's ************************************************* */
|
---|
| 109 | long long size;
|
---|
| 110 | char *blk;
|
---|
| 111 | int i;
|
---|
[1] | 112 |
|
---|
[1080] | 113 | blk = (char *) mr_malloc(256 * 1024);
|
---|
[1] | 114 |
|
---|
[128] | 115 | log_it("closein_tape() -- entering");
|
---|
| 116 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 117 | retval += res;
|
---|
| 118 | if (ctrl_chr != BLK_END_OF_BACKUP) {
|
---|
| 119 | wrong_marker(BLK_END_OF_BACKUP, ctrl_chr);
|
---|
| 120 | }
|
---|
| 121 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 122 | retval += res;
|
---|
| 123 | if (ctrl_chr != BLK_END_OF_TAPE) {
|
---|
| 124 | wrong_marker(BLK_END_OF_TAPE, ctrl_chr);
|
---|
| 125 | }
|
---|
| 126 | for (i = 0; i < 8 && !feof(g_tape_stream); i++) {
|
---|
| 127 | (void) fread(blk, 1, 256 * 1024, g_tape_stream);
|
---|
| 128 | }
|
---|
| 129 | sleep(1);
|
---|
| 130 | paranoid_system("sync");
|
---|
| 131 | sleep(1);
|
---|
| 132 | paranoid_pclose(g_tape_stream);
|
---|
| 133 | log_it("closein_tape() -- leaving");
|
---|
[1] | 134 | /*
|
---|
| 135 | for(i=0; i < g_tapecatalog->entries; i++)
|
---|
| 136 | {
|
---|
| 137 | log_it("i=%d type=%s num=%d aux=%ld", i, (g_tapecatalog->el[i].type==fileset)?"fileset":"bigslice", g_tapecatalog->el[i].number, g_tapecatalog->el[i].aux);
|
---|
| 138 | }
|
---|
| 139 | */
|
---|
[128] | 140 | if (!bkpinfo->please_dont_eject) {
|
---|
| 141 | eject_device(bkpinfo->media_device);
|
---|
| 142 | }
|
---|
[1080] | 143 | mr_free(blk);
|
---|
| 144 | mr_free(g_tapecatalog);
|
---|
[128] | 145 | return (retval);
|
---|
[1] | 146 | }
|
---|
| 147 |
|
---|
| 148 |
|
---|
| 149 |
|
---|
| 150 | /**
|
---|
| 151 | * Close the global output file descriptor which Mondo has been using to write
|
---|
| 152 | * to the tape device (via buffer or dd).
|
---|
| 153 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 154 | * @return 0 for success, nonzero for failure.
|
---|
| 155 | * @note This should be called by backup processes only.
|
---|
| 156 | */
|
---|
[128] | 157 | int closeout_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 158 | {
|
---|
[128] | 159 | /*@ int's ******************************************************* */
|
---|
| 160 | int retval = 0;
|
---|
[1] | 161 | // int res = 0;
|
---|
| 162 | // int ctrl_chr = '\0';
|
---|
| 163 |
|
---|
[128] | 164 | /*@ buffers ***************************************************** */
|
---|
[1] | 165 | // char fname[MAX_STR_LEN];
|
---|
| 166 |
|
---|
[128] | 167 | /*@ long long's ************************************************* */
|
---|
[1] | 168 | // long long size;
|
---|
[128] | 169 | int i;
|
---|
| 170 | char *blk;
|
---|
[1] | 171 |
|
---|
[1080] | 172 | blk = (char *) mr_malloc(256 * 1024);
|
---|
[1] | 173 |
|
---|
[128] | 174 | sleep(1);
|
---|
| 175 | paranoid_system("sync");
|
---|
| 176 | sleep(1);
|
---|
| 177 | log_it("closeout_tape() -- entering");
|
---|
| 178 | retval +=
|
---|
[684] | 179 | write_header_block_to_stream((off_t)0, "end-of-backup",
|
---|
[128] | 180 | BLK_END_OF_BACKUP);
|
---|
[684] | 181 | retval += write_header_block_to_stream((off_t)0, "end-of-tape", BLK_END_OF_TAPE); /* just in case */
|
---|
[1] | 182 | /* write 1MB of crap */
|
---|
[128] | 183 | for (i = 0; i < 256 * 1024; i++) {
|
---|
| 184 | blk[i] = (int) (random() & 0xFF);
|
---|
| 185 | }
|
---|
| 186 | for (i = 0; i < 4 * 8; i++) {
|
---|
| 187 | (void) fwrite(blk, 1, 256 * 1024, g_tape_stream);
|
---|
| 188 | if (should_we_write_to_next_tape
|
---|
[684] | 189 | (bkpinfo->media_size[g_current_media_number], (off_t)256 * 1024)) {
|
---|
[128] | 190 | start_to_write_to_next_tape(bkpinfo);
|
---|
| 191 | }
|
---|
| 192 | }
|
---|
[1] | 193 | /* write 1MB of zeroes */
|
---|
| 194 | /*
|
---|
| 195 | for (i = 0; i < 256*1024; i++)
|
---|
| 196 | {
|
---|
| 197 | blk[i] = 0;
|
---|
| 198 | }
|
---|
| 199 | for (i = 0; i < 4; i++)
|
---|
| 200 | {
|
---|
| 201 | fwrite (blk, 1, 256*1024, g_tape_stream);
|
---|
| 202 | if (should_we_write_to_next_tape (bkpinfo->media_size[g_current_media_number], 256*1024))
|
---|
| 203 | {
|
---|
| 204 | start_to_write_to_next_tape (bkpinfo);
|
---|
| 205 | }
|
---|
| 206 | }
|
---|
| 207 | */
|
---|
[128] | 208 | sleep(2);
|
---|
| 209 | paranoid_pclose(g_tape_stream);
|
---|
| 210 | log_it("closeout_tape() -- leaving");
|
---|
| 211 | for (i = 0; i < g_tapecatalog->entries; i++) {
|
---|
| 212 | log_it("i=%d type=%s num=%d aux=%ld posK=%lld", i,
|
---|
| 213 | (g_tapecatalog->el[i].type ==
|
---|
| 214 | fileset) ? "fileset" : "bigslice",
|
---|
| 215 | g_tapecatalog->el[i].number, g_tapecatalog->el[i].aux,
|
---|
| 216 | g_tapecatalog->el[i].tape_posK);
|
---|
| 217 | }
|
---|
| 218 | // if (!bkpinfo->please_dont_eject)
|
---|
| 219 | // { eject_device(bkpinfo->media_device); }
|
---|
[1080] | 220 | mr_free(blk);
|
---|
| 221 | mr_free(g_tapecatalog);
|
---|
[128] | 222 | return (retval);
|
---|
[1] | 223 | }
|
---|
| 224 |
|
---|
| 225 |
|
---|
| 226 |
|
---|
[128] | 227 | bool mt_says_tape_exists(char *dev)
|
---|
[1] | 228 | {
|
---|
[128] | 229 | char *command;
|
---|
| 230 | int res;
|
---|
[1] | 231 |
|
---|
[128] | 232 | malloc_string(command);
|
---|
| 233 | sprintf(command, "mt -f %s status", dev);
|
---|
| 234 | res = run_program_and_log_output(command, 1);
|
---|
[1080] | 235 | mr_free(command);
|
---|
[128] | 236 | if (res) {
|
---|
| 237 | return (FALSE);
|
---|
| 238 | } else {
|
---|
| 239 | return (TRUE);
|
---|
| 240 | }
|
---|
[1] | 241 | }
|
---|
| 242 |
|
---|
| 243 |
|
---|
| 244 |
|
---|
| 245 | /**
|
---|
| 246 | * Determine the name and size of the tape device. Tries the SCSI tape for
|
---|
| 247 | * this platform, then the IDE tape, then "/dev/st0", then "/dev/osst0".
|
---|
| 248 | * @param dev Where to put the found tape device.
|
---|
| 249 | * @param siz Where to put the tape size (a string like "4GB")
|
---|
| 250 | * @return 0 if success, nonzero if failure (in which @p dev and @p siz are undefined).
|
---|
| 251 | */
|
---|
[128] | 252 | int find_tape_device_and_size(char *dev, char *siz)
|
---|
[1] | 253 | {
|
---|
[128] | 254 | char tmp[MAX_STR_LEN];
|
---|
| 255 | char command[MAX_STR_LEN * 2];
|
---|
| 256 | char cdr_exe[MAX_STR_LEN];
|
---|
[1] | 257 | // char tape_description_[MAX_STR_LEN];
|
---|
| 258 | // char tape_manufacturer_cdr[MAX_STR_LEN];
|
---|
| 259 | // FILE*fin;
|
---|
[128] | 260 | int res;
|
---|
[1] | 261 |
|
---|
[128] | 262 | log_to_screen("I am looking for your tape streamer. Please wait.");
|
---|
| 263 | dev[0] = siz[0] = '\0';
|
---|
| 264 | if (find_home_of_exe("cdrecord")) {
|
---|
| 265 | strcpy(cdr_exe, "cdrecord");
|
---|
| 266 | } else {
|
---|
| 267 | strcpy(cdr_exe, "dvdrecord");
|
---|
[1] | 268 | }
|
---|
[128] | 269 | sprintf(command, "%s -scanbus 2> /dev/null | grep -i tape | wc -l",
|
---|
| 270 | cdr_exe);
|
---|
| 271 | strcpy(tmp, call_program_and_get_last_line_of_output(command));
|
---|
| 272 | if (atoi(tmp) != 1) {
|
---|
| 273 | log_it
|
---|
| 274 | ("Either too few or too many tape streamers for me to detect...");
|
---|
| 275 | strcpy(dev, VANILLA_SCSI_TAPE);
|
---|
| 276 | return 1;
|
---|
| 277 | }
|
---|
| 278 | sprintf(command,
|
---|
| 279 | "%s -scanbus 2> /dev/null | tr -s '\t' ' ' | grep \"[0-9]*,[0-9]*,[0-9]*\" | grep -v \"[0-9]*) \\*\" | grep -i TAPE | cut -d' ' -f2 | head -n1",
|
---|
| 280 | cdr_exe);
|
---|
| 281 | strcpy(tmp, call_program_and_get_last_line_of_output(command));
|
---|
| 282 | if (strlen(tmp) < 2) {
|
---|
| 283 | log_it("Could not find tape device");
|
---|
| 284 | return 1;
|
---|
| 285 | }
|
---|
| 286 | sprintf(command,
|
---|
| 287 | "%s -scanbus 2> /dev/null | tr -s '\t' ' ' | grep \"[0-9]*,[0-9]*,[0-9]*\" | grep -v \"[0-9]*) \\*\" | grep -i TAPE | cut -d' ' -f3 | cut -d')' -f1 | head -n1",
|
---|
| 288 | cdr_exe);
|
---|
| 289 | strcpy(tmp, call_program_and_get_last_line_of_output(command));
|
---|
| 290 | strcpy(dev, VANILLA_SCSI_TAPE);
|
---|
| 291 | dev[strlen(dev) - 1] = '\0';
|
---|
| 292 | strcat(dev, tmp); // e.g. '/dev/st0' becomes '/dev/stN'
|
---|
| 293 | res = 0;
|
---|
| 294 | if (!mt_says_tape_exists(dev)) {
|
---|
| 295 | strcpy(dev, ALT_TAPE);
|
---|
| 296 | if (!mt_says_tape_exists(dev)) {
|
---|
| 297 | log_it("Cannot openin %s", dev);
|
---|
| 298 | strcpy(dev, "/dev/st0");
|
---|
| 299 | if (!mt_says_tape_exists(dev)) {
|
---|
| 300 | log_it("Cannot openin %s", dev);
|
---|
| 301 | strcpy(dev, "/dev/osst0");
|
---|
| 302 | if (!mt_says_tape_exists(dev)) {
|
---|
| 303 | res++;
|
---|
| 304 | } else {
|
---|
| 305 | res = 0;
|
---|
| 306 | }
|
---|
| 307 | }
|
---|
| 308 | }
|
---|
| 309 | }
|
---|
[1] | 310 |
|
---|
[128] | 311 | log_it("At this point, dev = %s and res = %d", dev, res);
|
---|
| 312 |
|
---|
| 313 | strcpy(tmp, call_program_and_get_last_line_of_output("\
|
---|
[1] | 314 | cdrecord -scanbus 2> /dev/null | tr -s '\t' ' ' | \
|
---|
| 315 | grep \"[0-9]*,[0-9]*,[0-9]*\" | grep -v \"[0-9]*) \\*\" | grep -i TAPE | \
|
---|
| 316 | awk '{for(i=1; i<NF; i++) { if (index($i, \"GB\")>0) { print $i;};};};'"));
|
---|
| 317 |
|
---|
[128] | 318 | if (mt_says_tape_exists(dev)) {
|
---|
| 319 | res = 0;
|
---|
| 320 | } else {
|
---|
| 321 | log_it("Turning %s", dev);
|
---|
| 322 | strcpy(tmp, (strrchr(dev, '/') != NULL) ? strrchr(dev, '/') : dev);
|
---|
| 323 | sprintf(dev, "/dev/os%s", tmp);
|
---|
| 324 | log_it("...into %s", dev);
|
---|
| 325 | if (mt_says_tape_exists(dev)) {
|
---|
| 326 | res = 0;
|
---|
| 327 | } else {
|
---|
| 328 | res++;
|
---|
| 329 | }
|
---|
| 330 | }
|
---|
[1] | 331 |
|
---|
[128] | 332 | siz[0] = '\0';
|
---|
| 333 | log_it("res=%d; dev=%s", res, dev);
|
---|
[1] | 334 |
|
---|
[128] | 335 | if (res) {
|
---|
| 336 | return (res);
|
---|
| 337 | }
|
---|
[1] | 338 |
|
---|
[128] | 339 | if (strlen(tmp) < 2) {
|
---|
| 340 | siz[0] = '\0';
|
---|
| 341 | log_it("Warning - size of tape unknown");
|
---|
| 342 | return (0);
|
---|
| 343 | } else {
|
---|
| 344 | strcpy(siz, tmp);
|
---|
| 345 | return (0);
|
---|
| 346 | }
|
---|
[1] | 347 | }
|
---|
| 348 |
|
---|
| 349 |
|
---|
| 350 |
|
---|
| 351 |
|
---|
| 352 |
|
---|
| 353 |
|
---|
[128] | 354 | int read_EXAT_files_from_tape(struct s_bkpinfo *bkpinfo,
|
---|
| 355 | long long *ptmp_size, char *tmp_fname,
|
---|
| 356 | int *pctrl_chr, char *xattr_fname,
|
---|
| 357 | char *acl_fname)
|
---|
[1] | 358 | {
|
---|
[128] | 359 | int res = 0;
|
---|
| 360 | int retval = 0;
|
---|
[955] | 361 | char *fname = (char *)&res; /* Should NOT be NULL */
|
---|
[128] | 362 |
|
---|
[1] | 363 | // xattr
|
---|
[948] | 364 | if (g_getfattr) {
|
---|
[955] | 365 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
|
---|
[948] | 366 | if (*pctrl_chr != BLK_START_EXAT_FILE) {
|
---|
| 367 | wrong_marker(BLK_START_EXAT_FILE, *pctrl_chr);
|
---|
| 368 | }
|
---|
[955] | 369 | if (!strstr(fname, "xattr")) {
|
---|
[948] | 370 | fatal_error("Wrong order, sunshine.");
|
---|
| 371 | }
|
---|
| 372 | read_file_from_stream_to_file(bkpinfo, xattr_fname, *ptmp_size);
|
---|
| 373 | res = read_header_block_from_stream(ptmp_size, tmp_fname, pctrl_chr);
|
---|
| 374 | if (*pctrl_chr != BLK_STOP_EXAT_FILE) {
|
---|
| 375 | wrong_marker(BLK_STOP_EXAT_FILE, *pctrl_chr);
|
---|
| 376 | }
|
---|
[1107] | 377 | mr_msg(1, "Got xattr");
|
---|
[128] | 378 | }
|
---|
[1] | 379 | // acl
|
---|
[948] | 380 | if (g_getfacl) {
|
---|
[955] | 381 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
|
---|
| 382 | if (!strstr(fname, "acl")) {
|
---|
[948] | 383 | fatal_error("Wrong order, sunshine.");
|
---|
| 384 | }
|
---|
| 385 | if (*pctrl_chr != BLK_START_EXAT_FILE) {
|
---|
| 386 | wrong_marker(BLK_START_EXAT_FILE, *pctrl_chr);
|
---|
| 387 | }
|
---|
| 388 | read_file_from_stream_to_file(bkpinfo, acl_fname, *ptmp_size);
|
---|
| 389 | res = read_header_block_from_stream(ptmp_size, tmp_fname, pctrl_chr);
|
---|
| 390 | if (*pctrl_chr != BLK_STOP_EXAT_FILE) {
|
---|
| 391 | wrong_marker(BLK_STOP_EXAT_FILE, *pctrl_chr);
|
---|
| 392 | }
|
---|
| 393 | res = read_header_block_from_stream(ptmp_size, tmp_fname, pctrl_chr);
|
---|
| 394 | if (*pctrl_chr != BLK_STOP_EXTENDED_ATTRIBUTES) {
|
---|
| 395 | wrong_marker(BLK_STOP_EXTENDED_ATTRIBUTES, *pctrl_chr);
|
---|
| 396 | }
|
---|
[1107] | 397 | mr_msg(1, "Got acl");
|
---|
[128] | 398 | }
|
---|
[1] | 399 | // tarball itself
|
---|
[128] | 400 | res = read_header_block_from_stream(ptmp_size, tmp_fname, pctrl_chr);
|
---|
[1107] | 401 | mr_msg(1, "now looking for afioball");
|
---|
[128] | 402 | return (retval);
|
---|
[1] | 403 | }
|
---|
| 404 |
|
---|
| 405 |
|
---|
[128] | 406 | int write_EXAT_files_to_tape(struct s_bkpinfo *bkpinfo, char *xattr_fname,
|
---|
| 407 | char *acl_fname)
|
---|
[1] | 408 | {
|
---|
[128] | 409 | int res = 0;
|
---|
[948] | 410 | if (g_getfattr) {
|
---|
[955] | 411 | // xattr
|
---|
[948] | 412 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname,
|
---|
| 413 | BLK_START_EXTENDED_ATTRIBUTES);
|
---|
| 414 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname,
|
---|
| 415 | BLK_START_EXAT_FILE);
|
---|
| 416 | write_file_to_stream_from_file(bkpinfo, xattr_fname);
|
---|
| 417 | write_header_block_to_stream((off_t)-1, xattr_fname, BLK_STOP_EXAT_FILE);
|
---|
| 418 | }
|
---|
| 419 | if (g_getfacl) {
|
---|
[955] | 420 | // acl
|
---|
[948] | 421 | write_header_block_to_stream(length_of_file(acl_fname), acl_fname,
|
---|
| 422 | BLK_START_EXAT_FILE);
|
---|
| 423 | write_file_to_stream_from_file(bkpinfo, acl_fname);
|
---|
| 424 | write_header_block_to_stream((off_t)-1, acl_fname, BLK_STOP_EXAT_FILE);
|
---|
| 425 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname,
|
---|
| 426 | BLK_STOP_EXTENDED_ATTRIBUTES);
|
---|
| 427 | }
|
---|
[128] | 428 | return (res);
|
---|
[1] | 429 | }
|
---|
| 430 |
|
---|
| 431 |
|
---|
| 432 |
|
---|
| 433 |
|
---|
| 434 | /**
|
---|
| 435 | * Tell the user to insert tape @p tapeno and wait for it to settle (5 seconds).
|
---|
| 436 | * @param tapeno The tape number to insist on.
|
---|
| 437 | * @bug There is currently no way to actually verify that the user has actually
|
---|
| 438 | * inserted the right tape.
|
---|
| 439 | */
|
---|
| 440 | void insist_on_this_tape_number(int tapeno)
|
---|
| 441 | {
|
---|
[128] | 442 | int i;
|
---|
| 443 | char tmp[MAX_STR_LEN];
|
---|
[1] | 444 |
|
---|
[128] | 445 | log_it("Insisting on tape #%d", tapeno);
|
---|
| 446 | if (g_current_media_number != tapeno) {
|
---|
| 447 | // log_it("g_current_media_number = %d", g_current_media_number);
|
---|
| 448 | sprintf(tmp,
|
---|
[541] | 449 | "When the tape drive goes quiet, please insert volume %d in this series.",
|
---|
[128] | 450 | tapeno);
|
---|
| 451 | popup_and_OK(tmp);
|
---|
[541] | 452 | open_evalcall_form("Waiting while the tape drive settles");
|
---|
[128] | 453 | } else {
|
---|
[541] | 454 | open_evalcall_form("Waiting while the tape drive rewinds");
|
---|
[128] | 455 | }
|
---|
[1] | 456 |
|
---|
[128] | 457 | for (i = 0; i <= 100; i += 2) {
|
---|
| 458 | usleep(100000);
|
---|
| 459 | update_evalcall_form(i);
|
---|
| 460 | }
|
---|
| 461 | close_evalcall_form();
|
---|
| 462 | log_it("I assume user has inserted it. They _say_ they have...");
|
---|
| 463 | g_current_media_number = tapeno;
|
---|
[1] | 464 |
|
---|
[128] | 465 | // log_it("g_current_media_number = %d", g_current_media_number);
|
---|
| 466 | log_it("OK, I've finished insisting. On with the revelry.");
|
---|
[1] | 467 | }
|
---|
| 468 |
|
---|
| 469 |
|
---|
| 470 |
|
---|
| 471 |
|
---|
| 472 | /**
|
---|
| 473 | * Debugging aid - log the offset we're at on the tape (reading or writing).
|
---|
| 474 | */
|
---|
[128] | 475 | void log_tape_pos(void)
|
---|
[1] | 476 | {
|
---|
[128] | 477 | /*@ buffers ***************************************************** */
|
---|
[1] | 478 |
|
---|
| 479 |
|
---|
[128] | 480 | /*@ end vars *************************************************** */
|
---|
[1] | 481 |
|
---|
[128] | 482 | log_it("Tape position -- %ld KB (%ld MB)", (long) g_tape_posK,
|
---|
| 483 | (long) g_tape_posK >> 10);
|
---|
[1] | 484 | }
|
---|
| 485 |
|
---|
| 486 |
|
---|
| 487 |
|
---|
| 488 |
|
---|
| 489 | /**
|
---|
| 490 | * Add a file to a collection of recently archived filesets/slices.
|
---|
| 491 | * The type is determined by the filename: if it contains ".afio." it is
|
---|
| 492 | * assumed to be a fileset, otherwise if it contains "slice" it's a slice,
|
---|
| 493 | * otherwise we generate a fatal_error().
|
---|
| 494 | * @param td The current @c bkpinfo->tempdir (file will be placed in <tt>td</tt>/tmpfs/backcatalog/).
|
---|
| 495 | * @param latest_fname The file to place in the collection.
|
---|
| 496 | * @return 0, always.
|
---|
| 497 | * @bug Return value is redundant.
|
---|
| 498 | * @bug The detection won't work for uncompressed afioballs (they end in ".afio", no dot afterwards). // Not true. They end in '.' -Hugo
|
---|
| 499 | */
|
---|
| 500 | int maintain_collection_of_recent_archives(char *td, char *latest_fname)
|
---|
| 501 | {
|
---|
[128] | 502 | long long final_alleged_writeK, final_projected_certain_writeK,
|
---|
| 503 | final_actually_certain_writeK = 0, cposK, bufsize_K;
|
---|
| 504 | int last, curr, i;
|
---|
| 505 | t_archtype type = other;
|
---|
| 506 | char command[MAX_STR_LEN];
|
---|
| 507 | char tmpdir[MAX_STR_LEN];
|
---|
| 508 | char old_fname[MAX_STR_LEN];
|
---|
| 509 | char *p;
|
---|
| 510 | char suffix[16];
|
---|
[1] | 511 |
|
---|
[128] | 512 | bufsize_K = (long long) (1024LL * (1 + g_tape_buffer_size_MB));
|
---|
| 513 | sprintf(tmpdir, "%s/tmpfs/backcatalog", td);
|
---|
| 514 | if ((p = strrchr(latest_fname, '.'))) {
|
---|
| 515 | strcpy(suffix, ++p);
|
---|
| 516 | } else {
|
---|
| 517 | suffix[0] = '\0';
|
---|
[1] | 518 | }
|
---|
[128] | 519 | if (strstr(latest_fname, ".afio.") || strstr(latest_fname, ".star.")) {
|
---|
| 520 | type = fileset;
|
---|
| 521 | } else if (strstr(latest_fname, "slice")) {
|
---|
| 522 | type = biggieslice;
|
---|
| 523 | } else {
|
---|
| 524 | log_it("fname = %s", latest_fname);
|
---|
| 525 | fatal_error
|
---|
| 526 | ("Unknown type. Internal error in maintain_collection_of_recent_archives()");
|
---|
| 527 | }
|
---|
| 528 | mkdir(tmpdir, 0x700);
|
---|
| 529 | sprintf(command, "cp -f %s %s", latest_fname, tmpdir);
|
---|
| 530 | if (run_program_and_log_output(command, 6)) {
|
---|
| 531 | log_it("Warning - failed to copy %s to backcatalog at %s",
|
---|
| 532 | latest_fname, tmpdir);
|
---|
| 533 | }
|
---|
| 534 | last = g_tapecatalog->entries - 1;
|
---|
| 535 | if (last <= 0) {
|
---|
| 536 | iamhere("Too early to start deleting from collection.");
|
---|
| 537 | return (0);
|
---|
| 538 | }
|
---|
| 539 | final_alleged_writeK = g_tapecatalog->el[last].tape_posK;
|
---|
| 540 | final_projected_certain_writeK = final_alleged_writeK - bufsize_K;
|
---|
| 541 | for (curr = last; curr >= 0; curr--) {
|
---|
| 542 | cposK = g_tapecatalog->el[curr].tape_posK;
|
---|
| 543 | if (cposK < final_projected_certain_writeK) {
|
---|
| 544 | final_actually_certain_writeK = cposK;
|
---|
| 545 | break;
|
---|
| 546 | }
|
---|
| 547 | }
|
---|
| 548 | if (curr < 0) {
|
---|
| 549 | iamhere
|
---|
| 550 | ("Not far enough into tape to start deleting old archives from collection.");
|
---|
| 551 | return (0);
|
---|
| 552 | }
|
---|
[1] | 553 | // log_it( "There are %lld KB (more than %d KB) in my backcatalog", final_alleged_writeK - final_actually_certain_writeK, bufsize_K);
|
---|
| 554 |
|
---|
[128] | 555 | for (i = curr - 1; i >= 0 && curr - i < 10; i--) {
|
---|
| 556 | sprintf(old_fname, "%s/%s", tmpdir, g_tapecatalog->el[i].fname);
|
---|
| 557 | unlink(old_fname);
|
---|
| 558 | }
|
---|
| 559 | return (0);
|
---|
[1] | 560 | }
|
---|
| 561 |
|
---|
| 562 |
|
---|
| 563 |
|
---|
| 564 |
|
---|
| 565 | /**
|
---|
| 566 | * Open the CD stream for input.
|
---|
| 567 | * @param bkpinfo The backup information structure. Passed to openin_tape().
|
---|
| 568 | * @return 0 for success, nonzero for failure.
|
---|
| 569 | * @note Equivalent to openin_tape() for now, but don't count on this behavior.
|
---|
| 570 | */
|
---|
[128] | 571 | int openin_cdstream(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 572 | {
|
---|
[128] | 573 | return (openin_tape(bkpinfo));
|
---|
[1] | 574 | }
|
---|
| 575 |
|
---|
| 576 | /**
|
---|
| 577 | * FIFO used to read/write to the tape device.
|
---|
| 578 | * @bug This seems obsolete now that we call an external @c buffer program. Please look onto this.
|
---|
| 579 | */
|
---|
| 580 | char g_tape_fifo[MAX_STR_LEN];
|
---|
| 581 |
|
---|
| 582 |
|
---|
| 583 |
|
---|
[128] | 584 | int set_tape_block_size_with_mt(char *tapedev,
|
---|
| 585 | long internal_tape_block_size)
|
---|
[1] | 586 | {
|
---|
[128] | 587 | char *tmp;
|
---|
| 588 | int res;
|
---|
[1] | 589 |
|
---|
[128] | 590 | if (strncmp(tapedev, "/dev/", 5)) {
|
---|
[1107] | 591 | mr_msg(1,
|
---|
[128] | 592 | "Not using 'mt setblk'. This isn't an actual /dev entry.");
|
---|
| 593 | return (0);
|
---|
| 594 | }
|
---|
| 595 | malloc_string(tmp);
|
---|
| 596 | sprintf(tmp, "mt -f %s setblk %ld", tapedev, internal_tape_block_size);
|
---|
| 597 | res = run_program_and_log_output(tmp, 3);
|
---|
[1080] | 598 | mr_free(tmp);
|
---|
[128] | 599 | return (res);
|
---|
[1] | 600 | }
|
---|
| 601 |
|
---|
| 602 |
|
---|
| 603 |
|
---|
| 604 | /**
|
---|
| 605 | * Open the tape device for input.
|
---|
| 606 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 607 | * - @c bkpinfo->media_device
|
---|
| 608 | * - @c bkpinfo->tmpdir
|
---|
| 609 | * @return 0 for success, nonzero for failure.
|
---|
| 610 | * @note This will also work with a cdstream for now, but don't count on this behavior.
|
---|
| 611 | */
|
---|
[128] | 612 | int openin_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 613 | {
|
---|
[128] | 614 | /*@ buffer ***************************************************** */
|
---|
| 615 | char fname[MAX_STR_LEN];
|
---|
| 616 | char *datablock;
|
---|
| 617 | char tmp[MAX_STR_LEN];
|
---|
| 618 | char old_cwd[MAX_STR_LEN];
|
---|
| 619 | char outfname[MAX_STR_LEN];
|
---|
| 620 | /*@ int ******************************************************* */
|
---|
| 621 | int i;
|
---|
| 622 | int j;
|
---|
| 623 | int res;
|
---|
| 624 | long length, templong;
|
---|
| 625 | size_t k;
|
---|
| 626 | int retval = 0;
|
---|
| 627 | int ctrl_chr;
|
---|
[1] | 628 |
|
---|
[128] | 629 | /*@ long long ************************************************* */
|
---|
| 630 | long long size;
|
---|
[1] | 631 |
|
---|
[128] | 632 | /*@ pointers ************************************************** */
|
---|
| 633 | FILE *fout;
|
---|
[1] | 634 |
|
---|
[128] | 635 | /*@ end vars *************************************************** */
|
---|
[1] | 636 |
|
---|
[128] | 637 | assert_string_is_neither_NULL_nor_zerolength(bkpinfo->media_device);
|
---|
[1080] | 638 | g_tapecatalog = mr_malloc(sizeof(struct s_tapecatalog));
|
---|
[128] | 639 | g_tapecatalog->entries = 0;
|
---|
| 640 | g_tape_posK = 0;
|
---|
| 641 | if (g_tape_stream) {
|
---|
| 642 | log_it("FYI - I won't 'openin' the tape. It's already open.");
|
---|
| 643 | return (0);
|
---|
| 644 | }
|
---|
| 645 | insist_on_this_tape_number(1);
|
---|
| 646 | sprintf(outfname, "%s/tmp/all.tar.gz", bkpinfo->tmpdir);
|
---|
| 647 | make_hole_for_file(outfname);
|
---|
[1] | 648 |
|
---|
[128] | 649 | set_tape_block_size_with_mt(bkpinfo->media_device,
|
---|
| 650 | bkpinfo->internal_tape_block_size);
|
---|
[1] | 651 |
|
---|
| 652 | // start_buffer_process( bkpinfo->media_device, g_tape_fifo, FALSE);
|
---|
[128] | 653 | log_it("Opening IN tape");
|
---|
| 654 | if (!
|
---|
| 655 | (g_tape_stream =
|
---|
| 656 | open_device_via_buffer(bkpinfo->media_device, 'r',
|
---|
| 657 | bkpinfo->internal_tape_block_size))) {
|
---|
| 658 | log_OS_error(g_tape_fifo);
|
---|
[541] | 659 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 660 | return (1);
|
---|
| 661 | }
|
---|
[541] | 662 | log_to_screen("Reading stream");
|
---|
[128] | 663 | log_it("stream device = '%s'", bkpinfo->media_device);
|
---|
[1] | 664 | /* skip data disks */
|
---|
[128] | 665 | open_evalcall_form("Skipping data disks on stream");
|
---|
[541] | 666 | log_to_screen("Skipping data disks on stream");
|
---|
[128] | 667 | if (!(fout = fopen(outfname, "w"))) {
|
---|
| 668 | log_OS_error(outfname);
|
---|
[541] | 669 | log_to_screen("Cannot openout datadisk all.tar.gz file");
|
---|
[128] | 670 | return (-1);
|
---|
[1] | 671 | }
|
---|
[1080] | 672 | datablock = (char *) mr_malloc(256 * 1024);
|
---|
[128] | 673 | for (i = 0; i < 32; i++) {
|
---|
| 674 | for (j = 0; j < 4; j++) {
|
---|
| 675 | for (length = 0, k = 0; length < 256 * 1024; length += k) {
|
---|
| 676 | k = fread(datablock + length, 1, 256 * 1024 - length,
|
---|
| 677 | g_tape_stream);
|
---|
| 678 | }
|
---|
| 679 | (void) fwrite(datablock, 1, (size_t) length, fout);
|
---|
| 680 | g_tape_posK += length / 1024;
|
---|
| 681 | }
|
---|
| 682 | if (i > 8) // otherwise, 'buffer' distorts calculations
|
---|
| 683 | {
|
---|
| 684 | templong = ((i - 8) * 4 + j) * 100 / (128 - 8 * 4);
|
---|
| 685 | update_evalcall_form((int) (templong));
|
---|
| 686 | }
|
---|
| 687 | }
|
---|
| 688 | paranoid_fclose(fout);
|
---|
[1080] | 689 | mr_free(datablock);
|
---|
[1] | 690 | /* find initial blocks */
|
---|
[128] | 691 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 692 | retval += res;
|
---|
| 693 | if (ctrl_chr != BLK_START_OF_TAPE) {
|
---|
| 694 | wrong_marker(BLK_START_OF_TAPE, ctrl_chr);
|
---|
| 695 | }
|
---|
| 696 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 697 | retval += res;
|
---|
| 698 | if (ctrl_chr != BLK_START_OF_BACKUP) {
|
---|
| 699 | wrong_marker(BLK_START_OF_BACKUP, ctrl_chr);
|
---|
| 700 | }
|
---|
| 701 | close_evalcall_form();
|
---|
| 702 | log_it("Saved all.tar.gz to '%s'", outfname);
|
---|
| 703 | (void) getcwd(old_cwd, MAX_STR_LEN);
|
---|
| 704 | chdir(bkpinfo->tmpdir);
|
---|
| 705 | sprintf(tmp, "tar -zxf %s tmp/mondo-restore.cfg 2> /dev/null",
|
---|
| 706 | outfname);
|
---|
| 707 | paranoid_system(tmp);
|
---|
| 708 | paranoid_system("cp -f tmp/mondo-restore.cfg . 2> /dev/null");
|
---|
| 709 | chdir(old_cwd);
|
---|
| 710 | unlink(outfname);
|
---|
| 711 | return (retval);
|
---|
[1] | 712 | }
|
---|
| 713 |
|
---|
| 714 |
|
---|
| 715 | /**
|
---|
| 716 | * Start writing to a CD stream.
|
---|
| 717 | * @param cddev The CD device to openout via cdrecord.
|
---|
| 718 | * @param speed The speed to write at.
|
---|
| 719 | * @return 0 for success, nonzero for failure.
|
---|
| 720 | * @note This should be called only from backup processes.
|
---|
| 721 | */
|
---|
[128] | 722 | int openout_cdstream(char *cddev, int speed)
|
---|
[1] | 723 | {
|
---|
[128] | 724 | /*@ buffers ***************************************************** */
|
---|
| 725 | char command[MAX_STR_LEN * 2];
|
---|
[1] | 726 |
|
---|
[128] | 727 | /*@ end vars *************************************************** */
|
---|
[1] | 728 |
|
---|
| 729 | /* add 'dummy' if testing */
|
---|
[128] | 730 | sprintf(command,
|
---|
| 731 | "cdrecord -eject dev=%s speed=%d fs=24m -waiti - >> %s 2>> %s",
|
---|
| 732 | cddev, speed, MONDO_LOGFILE, MONDO_LOGFILE);
|
---|
[1] | 733 | /* initialise the catalog */
|
---|
[128] | 734 | g_current_media_number = 1;
|
---|
[1080] | 735 | g_tapecatalog = mr_malloc(sizeof(struct s_tapecatalog));
|
---|
[128] | 736 | g_tapecatalog->entries = 0;
|
---|
[1] | 737 | /* log stuff */
|
---|
[128] | 738 | log_it("Opening OUT cdstream with the command");
|
---|
| 739 | log_it(command);
|
---|
[1] | 740 | /* log_it("Let's see what happens, shall we?"); */
|
---|
[128] | 741 | g_tape_stream = popen(command, "w");
|
---|
| 742 | if (g_tape_stream) {
|
---|
| 743 | return (0);
|
---|
| 744 | } else {
|
---|
[541] | 745 | log_to_screen("Failed to openout to cdstream (fifo)");
|
---|
[128] | 746 | return (1);
|
---|
| 747 | }
|
---|
[1] | 748 | }
|
---|
| 749 |
|
---|
| 750 | /**
|
---|
| 751 | * Start writing to a tape device for the backup.
|
---|
| 752 | * @param tapedev The tape device to open for writing.
|
---|
| 753 | * @return 0 for success, nonzero for failure.
|
---|
| 754 | * @note This should be called ONLY from backup processes. It will OVERWRITE ANY
|
---|
| 755 | * EXISTING DATA on the tape!
|
---|
| 756 | */
|
---|
[128] | 757 | int openout_tape(char *tapedev, long internal_tape_block_size)
|
---|
[1] | 758 | {
|
---|
| 759 | // char sz_call_to_buffer[MAX_STR_LEN];
|
---|
| 760 |
|
---|
[128] | 761 | g_current_media_number = 1;
|
---|
| 762 | if (g_tape_stream) {
|
---|
| 763 | log_it("FYI - I won't 'openout' the tape. It's already open.");
|
---|
| 764 | return (0);
|
---|
| 765 | }
|
---|
[1080] | 766 | g_tapecatalog = mr_malloc(sizeof(struct s_tapecatalog));
|
---|
[128] | 767 | g_tapecatalog->entries = 0;
|
---|
| 768 | g_tape_posK = 0;
|
---|
| 769 |
|
---|
| 770 | set_tape_block_size_with_mt(tapedev, internal_tape_block_size);
|
---|
| 771 | log_it("Opening OUT tape");
|
---|
| 772 | if (!
|
---|
| 773 | (g_tape_stream =
|
---|
| 774 | open_device_via_buffer(tapedev, 'w', internal_tape_block_size))) {
|
---|
| 775 | log_OS_error(g_tape_fifo);
|
---|
[541] | 776 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 777 | return (1);
|
---|
| 778 | }
|
---|
| 779 | return (0);
|
---|
[1] | 780 | }
|
---|
| 781 |
|
---|
| 782 |
|
---|
| 783 |
|
---|
| 784 |
|
---|
| 785 | /**
|
---|
| 786 | * Copy a file from the opened stream (CD or tape) to @p outfile.
|
---|
| 787 | * @param bkpinfo The backup information structure. @c bkpinfo->media_device is the only field used.
|
---|
| 788 | * @param outfile The file to write to.
|
---|
| 789 | * @param size The size of the file in the input stream.
|
---|
| 790 | * @return 0 for success, nonzero for failure.
|
---|
| 791 | */
|
---|
| 792 | int
|
---|
[128] | 793 | read_file_from_stream_to_file(struct s_bkpinfo *bkpinfo, char *outfile,
|
---|
| 794 | long long size)
|
---|
[1] | 795 | {
|
---|
| 796 |
|
---|
[128] | 797 | /*@ int ******************************************************** */
|
---|
| 798 | int res;
|
---|
[1] | 799 |
|
---|
[128] | 800 | /*@ end vars *************************************************** */
|
---|
[1] | 801 |
|
---|
[128] | 802 | res = read_file_from_stream_FULL(bkpinfo, outfile, NULL, size);
|
---|
[1] | 803 |
|
---|
[128] | 804 | return (res);
|
---|
[1] | 805 | }
|
---|
| 806 |
|
---|
| 807 |
|
---|
| 808 |
|
---|
| 809 | /**
|
---|
| 810 | * Copy a file from the currently opened stream (CD or tape) to the stream indicated
|
---|
| 811 | * by @p fout.
|
---|
| 812 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 813 | * @param fout The stream to write the file to.
|
---|
| 814 | * @param size The size of the file in bytes.
|
---|
| 815 | * @return 0 for success, nonzero for failure.
|
---|
| 816 | */
|
---|
| 817 | int
|
---|
[128] | 818 | read_file_from_stream_to_stream(struct s_bkpinfo *bkpinfo, FILE * fout,
|
---|
| 819 | long long size)
|
---|
[1] | 820 | {
|
---|
| 821 |
|
---|
[128] | 822 | /*@ int ******************************************************** */
|
---|
| 823 | int res;
|
---|
[1] | 824 |
|
---|
[128] | 825 | /*@ end vars *************************************************** */
|
---|
[1] | 826 |
|
---|
[128] | 827 | res = read_file_from_stream_FULL(bkpinfo, NULL, fout, size);
|
---|
[1] | 828 | /* fflush(g_tape_stream);
|
---|
| 829 | fflush(fout);*/
|
---|
[128] | 830 | return (res);
|
---|
[1] | 831 | }
|
---|
| 832 |
|
---|
| 833 |
|
---|
| 834 |
|
---|
| 835 | /**
|
---|
| 836 | * Copy a file from the currently opened stream (CD or tape) to either a
|
---|
| 837 | * @c FILE pointer indicating a currently-opened file, or a filename indicating
|
---|
| 838 | * a new file to create. This is the backbone function that read_file_from_stream_to_file()
|
---|
| 839 | * and read_file_from_stream_to_stream() are wrappers for.
|
---|
| 840 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 841 | * @param outfname If non-NULL, write to this file.
|
---|
| 842 | * @param foutstream If non-NULL, write to this stream.
|
---|
| 843 | * @param orig_size The original length of the file in bytes.
|
---|
| 844 | * @return 0 for success, nonzero for failure.
|
---|
| 845 | * @note Only @b one of @p outfname or @p foutstream may be non-NULL.
|
---|
| 846 | */
|
---|
| 847 | int
|
---|
[128] | 848 | read_file_from_stream_FULL(struct s_bkpinfo *bkpinfo, char *outfname,
|
---|
| 849 | FILE * foutstream, long long orig_size)
|
---|
[1] | 850 | {
|
---|
[128] | 851 | /*@ buffers ***************************************************** */
|
---|
| 852 | char *tmp;
|
---|
| 853 | char *datablock;
|
---|
| 854 | char *temp_fname;
|
---|
| 855 | char *temp_cksum;
|
---|
| 856 | char *actual_cksum;
|
---|
[1] | 857 | // char *pA, *pB;
|
---|
| 858 |
|
---|
[128] | 859 | /*@ int ********************************************************* */
|
---|
| 860 | int retval = 0;
|
---|
[1] | 861 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 862 | int i, ch;
|
---|
[1] | 863 | #endif
|
---|
[128] | 864 | int noof_blocks;
|
---|
| 865 | int ctrl_chr;
|
---|
| 866 | int res;
|
---|
| 867 | /*@ pointers **************************************************** */
|
---|
| 868 | FILE *fout;
|
---|
[1] | 869 |
|
---|
[128] | 870 | /*@ long ***************************************************** */
|
---|
| 871 | long bytes_to_write = 0 /*,i */ ;
|
---|
[1] | 872 | // long bytes_successfully_read_in_this_time = 0;
|
---|
| 873 |
|
---|
[128] | 874 | /*@ long long *************************************************** */
|
---|
| 875 | long long temp_size, size;
|
---|
| 876 | long bytes_read, bytes_to_read;
|
---|
| 877 | long long total_read_from_tape_for_this_file = 0;
|
---|
| 878 | long long where_I_was_before_tape_change = 0;
|
---|
| 879 | /*@ unsigned int ************************************************ */
|
---|
| 880 | /* unsigned int ch; */
|
---|
| 881 | unsigned int crc16;
|
---|
| 882 | unsigned int crctt;
|
---|
[1] | 883 |
|
---|
[128] | 884 | bool had_to_resync = FALSE;
|
---|
[1] | 885 |
|
---|
[128] | 886 | /*@ init ******************************************************* */
|
---|
| 887 | malloc_string(tmp);
|
---|
| 888 | malloc_string(temp_fname);
|
---|
| 889 | malloc_string(temp_cksum);
|
---|
| 890 | malloc_string(actual_cksum);
|
---|
[1080] | 891 | datablock = mr_malloc(TAPE_BLOCK_SIZE);
|
---|
[128] | 892 | crc16 = 0;
|
---|
| 893 | crctt = 0;
|
---|
| 894 | size = orig_size;
|
---|
[1] | 895 |
|
---|
[128] | 896 | /*@ end vars *************************************************** */
|
---|
[1] | 897 |
|
---|
[128] | 898 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
| 899 | if (orig_size != temp_size && orig_size != -1) {
|
---|
| 900 | sprintf(tmp,
|
---|
| 901 | "output file's size should be %ld K but is apparently %ld K",
|
---|
| 902 | (long) size >> 10, (long) temp_size >> 10);
|
---|
| 903 | log_to_screen(tmp);
|
---|
| 904 | }
|
---|
| 905 | if (ctrl_chr != BLK_START_FILE) {
|
---|
| 906 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
| 907 | return (1);
|
---|
| 908 | }
|
---|
| 909 | sprintf(tmp, "Reading file from tape; writing to '%s'; %ld KB",
|
---|
| 910 | outfname, (long) size >> 10);
|
---|
[1] | 911 |
|
---|
[128] | 912 | if (foutstream) {
|
---|
| 913 | fout = foutstream;
|
---|
| 914 | } else {
|
---|
| 915 | fout = fopen(outfname, "w");
|
---|
[1] | 916 | }
|
---|
[128] | 917 | if (!fout) {
|
---|
| 918 | log_OS_error(outfname);
|
---|
[541] | 919 | log_to_screen("Cannot openout file");
|
---|
[128] | 920 | return (1);
|
---|
| 921 | }
|
---|
| 922 | total_read_from_tape_for_this_file = 0;
|
---|
| 923 | for (noof_blocks = 0; size > 0;
|
---|
| 924 | noof_blocks++, size -=
|
---|
| 925 | bytes_to_write, total_read_from_tape_for_this_file +=
|
---|
| 926 | bytes_read) {
|
---|
| 927 | bytes_to_write =
|
---|
| 928 | (size < TAPE_BLOCK_SIZE) ? (long) size : TAPE_BLOCK_SIZE;
|
---|
| 929 | bytes_to_read = TAPE_BLOCK_SIZE;
|
---|
| 930 | bytes_read = fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
| 931 | while (bytes_read < bytes_to_read) { // next tape!
|
---|
| 932 | // crctt=crc16=0;
|
---|
| 933 | where_I_was_before_tape_change = size;
|
---|
[1107] | 934 | mr_msg(4, "where_I_was_... = %lld",
|
---|
[128] | 935 | where_I_was_before_tape_change);
|
---|
| 936 | start_to_read_from_next_tape(bkpinfo);
|
---|
[1107] | 937 | mr_msg(4, "Started reading from next tape.");
|
---|
[128] | 938 | skip_incoming_files_until_we_find_this_one(temp_fname);
|
---|
[1107] | 939 | mr_msg(4, "Skipped irrelevant files OK.");
|
---|
[128] | 940 | for (size = orig_size; size > where_I_was_before_tape_change;
|
---|
| 941 | size -= bytes_to_write) {
|
---|
| 942 | bytes_read =
|
---|
| 943 | fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
| 944 | }
|
---|
[1107] | 945 | mr_msg(4, "'size' is now %lld (should be %lld)", size,
|
---|
[128] | 946 | where_I_was_before_tape_change);
|
---|
| 947 | log_to_screen("Successfully re-sync'd tape");
|
---|
| 948 | had_to_resync = TRUE;
|
---|
| 949 | bytes_read = fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
| 950 | }
|
---|
[1] | 951 |
|
---|
[128] | 952 | (void) fwrite(datablock, 1, (size_t) bytes_to_write, fout); // for blocking reasons, bytes_successfully_read_in isn't necessarily the same as bytes_to_write
|
---|
[1] | 953 |
|
---|
| 954 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 955 | for (i = 0; i < (int) bytes_to_write; i++) {
|
---|
| 956 | ch = datablock[i];
|
---|
| 957 | crc16 = updcrcr(crc16, (unsigned) ch);
|
---|
| 958 | crctt = updcrc(crctt, (unsigned) ch);
|
---|
| 959 | }
|
---|
[1] | 960 | #endif
|
---|
[128] | 961 | }
|
---|
[1107] | 962 | mr_msg(6, "Total read from tape for this file = %lld",
|
---|
[128] | 963 | total_read_from_tape_for_this_file);
|
---|
[1107] | 964 | mr_msg(6, ".......................... Should be %lld", orig_size);
|
---|
[128] | 965 | g_tape_posK += total_read_from_tape_for_this_file / 1024;
|
---|
| 966 | sprintf(actual_cksum, "%04x%04x", crc16, crctt);
|
---|
| 967 | if (foutstream) { /*log_it("Finished writing to foutstream"); */
|
---|
| 968 | } else {
|
---|
| 969 | paranoid_fclose(fout);
|
---|
| 970 | }
|
---|
| 971 | res = read_header_block_from_stream(&temp_size, temp_cksum, &ctrl_chr);
|
---|
| 972 | if (ctrl_chr != BLK_STOP_FILE) {
|
---|
| 973 | wrong_marker(BLK_STOP_FILE, ctrl_chr);
|
---|
[1] | 974 | // fatal_error("Bad marker"); // return(1);
|
---|
[128] | 975 | }
|
---|
| 976 | if (strcmp(temp_cksum, actual_cksum)) {
|
---|
[541] | 977 | sprintf(tmp, "actual cksum=%s; recorded cksum=%s", actual_cksum,
|
---|
[128] | 978 | temp_cksum);
|
---|
| 979 | log_to_screen(tmp);
|
---|
[541] | 980 | sprintf(tmp, "%s (%ld K) is corrupt on tape", temp_fname,
|
---|
[128] | 981 | (long) orig_size >> 10);
|
---|
| 982 | log_to_screen(tmp);
|
---|
| 983 | retval++;
|
---|
| 984 | } else {
|
---|
| 985 | sprintf(tmp, "%s is GOOD on tape", temp_fname);
|
---|
| 986 | /* log_it(tmp); */
|
---|
| 987 | }
|
---|
[1080] | 988 | mr_free(datablock);
|
---|
| 989 | mr_free(tmp);
|
---|
| 990 | mr_free(temp_fname);
|
---|
| 991 | mr_free(temp_cksum);
|
---|
| 992 | mr_free(actual_cksum);
|
---|
[128] | 993 | return (retval);
|
---|
[1] | 994 | }
|
---|
| 995 |
|
---|
| 996 |
|
---|
| 997 |
|
---|
| 998 | /**
|
---|
| 999 | * Read a header block from the currently opened stream (CD or tape).
|
---|
| 1000 | * This block indicates the length of the following file (if it's file-related)
|
---|
| 1001 | * the filename (if it's file-related), and the block type.
|
---|
| 1002 | * @param plen Where to put the length of the file. Valid only for file-related header blocks.
|
---|
| 1003 | * @param filename Where to put the name of the file. Valid only for file-related header blocks.
|
---|
| 1004 | * @param pcontrol_char Where to put the type of block (e.g. start-file, end-file, start-tape, ...)
|
---|
| 1005 | * @return 0 for success, nonzero for failure.
|
---|
| 1006 | * @note If you read a marker (@p pcontrol_char) you're not expecting, you can call wrong_marker().
|
---|
| 1007 | */
|
---|
| 1008 | int
|
---|
[128] | 1009 | read_header_block_from_stream(long long *plen, char *filename,
|
---|
| 1010 | int *pcontrol_char)
|
---|
[1] | 1011 | {
|
---|
| 1012 |
|
---|
[128] | 1013 | /*@ buffers ***************************************************** */
|
---|
| 1014 | char *tempblock;
|
---|
[1] | 1015 |
|
---|
[128] | 1016 | /*@ int ********************************************************* */
|
---|
| 1017 | int i, retval;
|
---|
[1] | 1018 |
|
---|
[128] | 1019 | /*@ end vars *************************************************** */
|
---|
[1] | 1020 |
|
---|
[1080] | 1021 | tempblock = (char *) mr_malloc((size_t) TAPE_BLOCK_SIZE);
|
---|
[1] | 1022 |
|
---|
[128] | 1023 | for (i = 0; i < (int) TAPE_BLOCK_SIZE; i++) {
|
---|
| 1024 | tempblock[i] = 0;
|
---|
| 1025 | }
|
---|
| 1026 | while (!(*pcontrol_char = tempblock[7000])) {
|
---|
| 1027 | g_tape_posK +=
|
---|
| 1028 | fread(tempblock, 1, (size_t) TAPE_BLOCK_SIZE,
|
---|
| 1029 | g_tape_stream) / 1024;
|
---|
| 1030 | }
|
---|
[1] | 1031 | /* memcpy((char*)plength_of_incoming_file,(char*)tempblock+7001,sizeof(long long)); */
|
---|
| 1032 | /* for(*plen=0,i=7;i>=0;i--) {*plen<<=8; *plen |= tempblock[7001+i];} */
|
---|
[128] | 1033 | memcpy((char *) plen, tempblock + 7001, sizeof(long long));
|
---|
| 1034 | if (strcmp(tempblock + 6000 + *pcontrol_char, "Mondolicious, baby")) {
|
---|
| 1035 | log_it("Bad header block at %ld K", (long) g_tape_posK);
|
---|
| 1036 | }
|
---|
| 1037 | strcpy(filename, tempblock + 1000);
|
---|
[1] | 1038 | /* strcpy(cksum,tempblock+5555);*/
|
---|
| 1039 | /* log_it( "%s (reading) fname=%s, filesize=%ld K",
|
---|
| 1040 | marker_to_string (*pcontrol_char), filename,
|
---|
| 1041 | (long) ((*plen) >> 10));
|
---|
| 1042 | */
|
---|
[128] | 1043 | if (*pcontrol_char == BLK_ABORTED_BACKUP) {
|
---|
| 1044 | log_to_screen("I can't verify an aborted backup.");
|
---|
| 1045 | retval = 1;
|
---|
| 1046 | } else {
|
---|
| 1047 | retval = 0;
|
---|
| 1048 | }
|
---|
| 1049 | for (i = 1000; i < 1020; i++) {
|
---|
| 1050 | if (tempblock[i] < 32 || tempblock[i] > 126) {
|
---|
| 1051 | tempblock[i] = ' ';
|
---|
| 1052 | }
|
---|
| 1053 | }
|
---|
| 1054 | tempblock[i] = '\0';
|
---|
[1107] | 1055 | mr_msg(6, "%s (fname=%s, size=%ld K)",
|
---|
[128] | 1056 | marker_to_string(*pcontrol_char), tempblock + 1000,
|
---|
| 1057 | (long) (*plen) >> 10);
|
---|
[1080] | 1058 | mr_free(tempblock);
|
---|
[128] | 1059 | return (retval);
|
---|
[1] | 1060 | }
|
---|
| 1061 |
|
---|
| 1062 |
|
---|
| 1063 |
|
---|
| 1064 | /**
|
---|
| 1065 | * Add specified file/slice to the internal catalog of all archives written.
|
---|
| 1066 | * This lets us restart on a new CD/tape/whatever if it runs out of room. We just
|
---|
| 1067 | * write the last [buffer size] MB from the catalog to the new tape, so we know
|
---|
| 1068 | * we have @e all archives on some CD/tape/whatever.
|
---|
| 1069 | * @param type The type of file we're cataloging (afioball, slice, something else)
|
---|
| 1070 | * @param number The fileset number or biggiefile number.
|
---|
| 1071 | * @param aux The slice number if it's a biggiefile, or any other additional info.
|
---|
| 1072 | * @param fn The original full pathname of the file we're recording.
|
---|
| 1073 | * @return The index of the record we just added.
|
---|
| 1074 | */
|
---|
[128] | 1075 | int register_in_tape_catalog(t_archtype type, int number, long aux,
|
---|
| 1076 | char *fn)
|
---|
[1] | 1077 | {
|
---|
[128] | 1078 | int last;
|
---|
| 1079 | char fname[MAX_TAPECAT_FNAME_LEN];
|
---|
| 1080 | char *p;
|
---|
[1] | 1081 |
|
---|
[128] | 1082 | p = strrchr(fn, '/');
|
---|
| 1083 | if (p) {
|
---|
| 1084 | p++;
|
---|
| 1085 | } else {
|
---|
| 1086 | p = fn;
|
---|
| 1087 | }
|
---|
| 1088 | strncpy(fname, p, MAX_TAPECAT_FNAME_LEN);
|
---|
| 1089 | fname[MAX_TAPECAT_FNAME_LEN] = '\0';
|
---|
| 1090 | last = g_tapecatalog->entries;
|
---|
| 1091 | if (last >= MAX_TAPECATALOG_ENTRIES) {
|
---|
| 1092 | log_it
|
---|
| 1093 | ("Warning - can't log #%d in tape catalog - too many entries already",
|
---|
| 1094 | number);
|
---|
| 1095 | return (-1);
|
---|
| 1096 | }
|
---|
| 1097 | g_tapecatalog->el[last].type = type;
|
---|
| 1098 | g_tapecatalog->el[last].number = number;
|
---|
| 1099 | g_tapecatalog->el[last].aux = aux;
|
---|
| 1100 | g_tapecatalog->el[last].tape_posK = g_tape_posK;
|
---|
| 1101 | strcpy(g_tapecatalog->el[last].fname, fname);
|
---|
| 1102 | g_tapecatalog->entries++;
|
---|
| 1103 | return (last); // returns the index of the record we've jsut added
|
---|
[1] | 1104 | }
|
---|
| 1105 |
|
---|
| 1106 |
|
---|
| 1107 |
|
---|
| 1108 |
|
---|
| 1109 | /**
|
---|
| 1110 | * Decide whether we should start a new tape. This is TRUE if we've run out of tape
|
---|
| 1111 | * (got SIGPIPE) or look like we will.
|
---|
| 1112 | * @param mediasize The size of the tape in megabytes.
|
---|
| 1113 | * @param length_of_incoming_file The length of the file we're about to write, in bytes.
|
---|
| 1114 | * @bug This seems like it'll only work for media_size != autodetect, but Mondo only allows
|
---|
| 1115 | * autodetecting the size. Huh?
|
---|
| 1116 | */
|
---|
[684] | 1117 |
|
---|
| 1118 | /* BERLIOS: Should be reviewed for mediasize being a off_t ??? */
|
---|
[1] | 1119 | bool
|
---|
[128] | 1120 | should_we_write_to_next_tape(long mediasize,
|
---|
[684] | 1121 | off_t length_of_incoming_file)
|
---|
[1] | 1122 | {
|
---|
[128] | 1123 | /*@ bool's ***************************************************** */
|
---|
| 1124 | bool we_need_a_new_tape = FALSE;
|
---|
[1] | 1125 |
|
---|
[128] | 1126 | /*@ end vars *************************************************** */
|
---|
[1] | 1127 |
|
---|
[128] | 1128 | if (mediasize == 0) {
|
---|
| 1129 | return (FALSE);
|
---|
| 1130 | }
|
---|
| 1131 | if (mediasize > 0 && (g_tape_posK >> 10 >= mediasize)) {
|
---|
| 1132 | log_it("mediasize = %ld", mediasize);
|
---|
| 1133 | we_need_a_new_tape = TRUE;
|
---|
[541] | 1134 | log_to_screen("Should have started a new tape/CD already");
|
---|
[128] | 1135 | }
|
---|
| 1136 | if ((g_tape_posK + length_of_incoming_file / 1024) >> 10 >=
|
---|
| 1137 | mediasize - (SLICE_SIZE * 4 / 1024)) {
|
---|
| 1138 | log_it("g_tape_posK = %ld\nmediasize = %ld\n", g_tape_posK,
|
---|
| 1139 | mediasize);
|
---|
| 1140 | we_need_a_new_tape = TRUE;
|
---|
| 1141 | }
|
---|
| 1142 | return (we_need_a_new_tape);
|
---|
[1] | 1143 | }
|
---|
| 1144 |
|
---|
| 1145 |
|
---|
| 1146 | /**
|
---|
| 1147 | * Seek through the stream until we find a header block where the NAME field matches
|
---|
| 1148 | * @p the_file_I_was_reading. This is useful if you've just started reading from
|
---|
| 1149 | * a new tape and want to find the file you were reading when the tape ended.
|
---|
| 1150 | * @param the_file_I_was_reading File name to look for.
|
---|
| 1151 | * @return 0 for success, nonzero for failure.
|
---|
| 1152 | */
|
---|
[128] | 1153 | int skip_incoming_files_until_we_find_this_one(char
|
---|
| 1154 | *the_file_I_was_reading)
|
---|
[1] | 1155 | {
|
---|
[128] | 1156 | char *pA;
|
---|
| 1157 | char *pB;
|
---|
| 1158 | int res;
|
---|
| 1159 | int ctrl_chr;
|
---|
| 1160 | char *temp_fname;
|
---|
| 1161 | char *datablock;
|
---|
| 1162 | long long temp_size, size;
|
---|
| 1163 | long bytes_to_write;
|
---|
[1] | 1164 |
|
---|
[1080] | 1165 | datablock = mr_malloc(TAPE_BLOCK_SIZE);
|
---|
[128] | 1166 | malloc_string(temp_fname);
|
---|
| 1167 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1168 | if (pB) {
|
---|
| 1169 | pB++;
|
---|
| 1170 | } else {
|
---|
| 1171 | pB = the_file_I_was_reading;
|
---|
[1] | 1172 | }
|
---|
[1107] | 1173 | mr_msg(1, "skip_incoming_..(%s)", pB);
|
---|
| 1174 | mr_msg(2, "Looking for initial START_AN_AFIO_OR_SLICE");
|
---|
[128] | 1175 | ctrl_chr = -1;
|
---|
| 1176 | while (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
|
---|
| 1177 | res =
|
---|
| 1178 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1179 | &ctrl_chr);
|
---|
| 1180 | if (ctrl_chr == BLK_START_AN_AFIO_OR_SLICE) {
|
---|
| 1181 | break;
|
---|
| 1182 | }
|
---|
[1107] | 1183 | mr_msg(1, "%lld %s %c", temp_size, temp_fname, ctrl_chr);
|
---|
[128] | 1184 | wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
[1107] | 1185 | mr_msg(3, "Still trying to re-sync w/ tape");
|
---|
[128] | 1186 | }
|
---|
| 1187 | while (ctrl_chr != BLK_START_FILE) {
|
---|
| 1188 | res =
|
---|
| 1189 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1190 | &ctrl_chr);
|
---|
| 1191 | if (ctrl_chr == BLK_START_FILE) {
|
---|
| 1192 | break;
|
---|
| 1193 | }
|
---|
[1107] | 1194 | mr_msg(1, "%lld %s %c", temp_size, temp_fname, ctrl_chr);
|
---|
[128] | 1195 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
[1107] | 1196 | mr_msg(3, "Still trying to re-sync w/ tape");
|
---|
[128] | 1197 | }
|
---|
| 1198 | pA = strrchr(temp_fname, '/');
|
---|
| 1199 | if (pA) {
|
---|
| 1200 | pA++;
|
---|
| 1201 | } else {
|
---|
| 1202 | pA = temp_fname;
|
---|
| 1203 | }
|
---|
| 1204 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1205 | if (pB) {
|
---|
| 1206 | pB++;
|
---|
| 1207 | } else {
|
---|
| 1208 | pB = the_file_I_was_reading;
|
---|
| 1209 | }
|
---|
| 1210 | while (strcmp(pA, pB)) {
|
---|
[1107] | 1211 | mr_msg(6, "Skipping %s (it's not %s)", temp_fname,
|
---|
[128] | 1212 | the_file_I_was_reading);
|
---|
| 1213 | for (size = temp_size; size > 0; size -= bytes_to_write) {
|
---|
| 1214 | bytes_to_write =
|
---|
| 1215 | (size < TAPE_BLOCK_SIZE) ? (long) size : TAPE_BLOCK_SIZE;
|
---|
| 1216 | // FIXME - needs error-checking and -catching
|
---|
| 1217 | fread(datablock, 1, (size_t) TAPE_BLOCK_SIZE, g_tape_stream);
|
---|
| 1218 | }
|
---|
| 1219 | res =
|
---|
| 1220 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1221 | &ctrl_chr);
|
---|
| 1222 | if (ctrl_chr != BLK_STOP_FILE) {
|
---|
| 1223 | wrong_marker(BLK_STOP_FILE, ctrl_chr);
|
---|
| 1224 | }
|
---|
| 1225 | res =
|
---|
| 1226 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1227 | &ctrl_chr);
|
---|
| 1228 | if (ctrl_chr != BLK_STOP_AN_AFIO_OR_SLICE) {
|
---|
| 1229 | wrong_marker(BLK_STOP_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
| 1230 | }
|
---|
| 1231 | res =
|
---|
| 1232 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1233 | &ctrl_chr);
|
---|
| 1234 | if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
|
---|
| 1235 | wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
| 1236 | }
|
---|
| 1237 | res =
|
---|
| 1238 | read_header_block_from_stream(&temp_size, temp_fname,
|
---|
| 1239 | &ctrl_chr);
|
---|
| 1240 | if (ctrl_chr != BLK_START_FILE) {
|
---|
| 1241 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
| 1242 | }
|
---|
| 1243 | pA = strrchr(temp_fname, '/');
|
---|
| 1244 | if (pA) {
|
---|
| 1245 | pA++;
|
---|
| 1246 | } else {
|
---|
| 1247 | pA = temp_fname;
|
---|
| 1248 | }
|
---|
| 1249 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1250 | if (pB) {
|
---|
| 1251 | pB++;
|
---|
| 1252 | } else {
|
---|
| 1253 | pB = the_file_I_was_reading;
|
---|
| 1254 | }
|
---|
| 1255 | }
|
---|
[1107] | 1256 | mr_msg(2, "Reading %s (it matches %s)", temp_fname,
|
---|
[128] | 1257 | the_file_I_was_reading);
|
---|
[1080] | 1258 | mr_free(temp_fname);
|
---|
| 1259 | mr_free(datablock);
|
---|
[128] | 1260 | return (0);
|
---|
[1] | 1261 | }
|
---|
| 1262 |
|
---|
| 1263 |
|
---|
| 1264 | /**
|
---|
| 1265 | * Start to read from the next tape. Assumes the user has already inserted it.
|
---|
| 1266 | * @param bkpinfo The backup information structure. @c bkpinfo->media_device is the only field used.
|
---|
| 1267 | * @return 0 for success, nonzero for failure.
|
---|
| 1268 | */
|
---|
[128] | 1269 | int start_to_read_from_next_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 1270 | {
|
---|
[128] | 1271 | /*@ int ********************************************************* */
|
---|
| 1272 | int res = 0;
|
---|
| 1273 | char *sz_msg;
|
---|
| 1274 | int ctrlchr;
|
---|
| 1275 | long long temp_size;
|
---|
| 1276 | malloc_string(sz_msg);
|
---|
| 1277 | /*@ end vars *************************************************** */
|
---|
[1] | 1278 |
|
---|
[128] | 1279 | paranoid_pclose(g_tape_stream);
|
---|
| 1280 | system("sync");
|
---|
| 1281 | system("sync");
|
---|
| 1282 | system("sync");
|
---|
| 1283 | log_it("Next tape requested.");
|
---|
| 1284 | insist_on_this_tape_number(g_current_media_number + 1); // will increment it, too
|
---|
| 1285 | log_it("Opening IN the next tape");
|
---|
| 1286 | if (!
|
---|
| 1287 | (g_tape_stream =
|
---|
| 1288 | open_device_via_buffer(bkpinfo->media_device, 'r',
|
---|
| 1289 | bkpinfo->internal_tape_block_size))) {
|
---|
| 1290 | log_OS_error(g_tape_fifo);
|
---|
[541] | 1291 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 1292 | return (1);
|
---|
| 1293 | }
|
---|
| 1294 | g_tape_posK = 0;
|
---|
| 1295 | g_sigpipe = FALSE;
|
---|
| 1296 | res += read_header_block_from_stream(&temp_size, sz_msg, &ctrlchr); /* just in case */
|
---|
| 1297 | if (ctrlchr != BLK_START_OF_TAPE) {
|
---|
| 1298 | wrong_marker(BLK_START_OF_TAPE, ctrlchr);
|
---|
| 1299 | }
|
---|
| 1300 | res += read_header_block_from_stream(&temp_size, sz_msg, &ctrlchr); /* just in case */
|
---|
| 1301 | if (ctrlchr != BLK_START_OF_BACKUP) {
|
---|
| 1302 | wrong_marker(BLK_START_OF_BACKUP, ctrlchr);
|
---|
| 1303 | } else {
|
---|
[1107] | 1304 | mr_msg(3, "Next tape opened OK. Whoopee!");
|
---|
[128] | 1305 | }
|
---|
[1080] | 1306 | mr_free(sz_msg);
|
---|
[128] | 1307 | return (res);
|
---|
[1] | 1308 | }
|
---|
| 1309 |
|
---|
| 1310 |
|
---|
| 1311 |
|
---|
| 1312 | /**
|
---|
| 1313 | * Start to write to the next tape. Assume the user has already inserted it.
|
---|
| 1314 | * @param bkpinfo The backup information structure. @c bkpinfo->media_device is the only field used.
|
---|
| 1315 | * @return 0 for success, nonzero for failure.
|
---|
| 1316 | */
|
---|
[128] | 1317 | int start_to_write_to_next_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 1318 | {
|
---|
[128] | 1319 | int res = 0;
|
---|
| 1320 | char command[MAX_STR_LEN * 2];
|
---|
| 1321 | paranoid_pclose(g_tape_stream);
|
---|
| 1322 | system("sync");
|
---|
| 1323 | system("sync");
|
---|
| 1324 | system("sync");
|
---|
| 1325 | log_it("New tape requested.");
|
---|
| 1326 | insist_on_this_tape_number(g_current_media_number + 1); // will increment g_current_media, too
|
---|
| 1327 | if (g_current_media_number > MAX_NOOF_MEDIA) {
|
---|
| 1328 | res++;
|
---|
[541] | 1329 | log_to_screen("Too many tapes. Man, you need to use nfs!");
|
---|
[1] | 1330 | }
|
---|
[128] | 1331 | if (bkpinfo->backup_media_type == cdstream) {
|
---|
| 1332 | sprintf(command,
|
---|
| 1333 | "cdrecord -eject dev=%s speed=%d fs=24m -waiti - >> %s 2>> %s",
|
---|
| 1334 | bkpinfo->media_device, bkpinfo->cdrw_speed, MONDO_LOGFILE,
|
---|
| 1335 | MONDO_LOGFILE);
|
---|
| 1336 | log_it("Opening OUT to next CD with the command");
|
---|
| 1337 | log_it(command);
|
---|
| 1338 | log_it("Let's see what happens, shall we?");
|
---|
| 1339 | g_tape_stream = popen(command, "w");
|
---|
| 1340 | if (!g_tape_stream) {
|
---|
[541] | 1341 | log_to_screen("Failed to openout to cdstream (fifo)");
|
---|
[128] | 1342 | return (1);
|
---|
| 1343 | }
|
---|
| 1344 | } else {
|
---|
| 1345 | log_it("Opening OUT to next tape");
|
---|
| 1346 | if (!
|
---|
| 1347 | (g_tape_stream =
|
---|
| 1348 | open_device_via_buffer(bkpinfo->media_device, 'w',
|
---|
| 1349 | bkpinfo->internal_tape_block_size))) {
|
---|
| 1350 | log_OS_error(g_tape_fifo);
|
---|
[541] | 1351 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 1352 | return (1);
|
---|
| 1353 | }
|
---|
[1] | 1354 | }
|
---|
[128] | 1355 | g_tape_posK = 0;
|
---|
| 1356 | g_sigpipe = FALSE;
|
---|
[684] | 1357 | res += write_header_block_to_stream((off_t)0, "start-of-tape", BLK_START_OF_TAPE); /* just in case */
|
---|
| 1358 | res += write_header_block_to_stream((off_t)0, "start-of-backup", BLK_START_OF_BACKUP); /* just in case */
|
---|
[128] | 1359 | return (res);
|
---|
[1] | 1360 | }
|
---|
| 1361 |
|
---|
| 1362 |
|
---|
| 1363 |
|
---|
| 1364 |
|
---|
| 1365 | /**
|
---|
| 1366 | * Write a bufferfull of the most recent archives to the tape. The
|
---|
| 1367 | * rationale behind this is a bit complex. If the previous tape ended
|
---|
| 1368 | * suddenly (EOF or otherwise) some archives were probably left in the
|
---|
| 1369 | * buffer. That means that Mondo thinks they have been written, but
|
---|
| 1370 | * the external binary @c buffer has not actually written them. So to
|
---|
| 1371 | * be safe, we start the new tape by writing the last bufferfull from
|
---|
| 1372 | * the old one. This insures that all archives will be on at least
|
---|
| 1373 | * one tape. Sounds inelegant, but it works.
|
---|
| 1374 | * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir is the only field used.
|
---|
| 1375 | * @return 0 for success, nonzero for failure.
|
---|
| 1376 | */
|
---|
[128] | 1377 | int write_backcatalog_to_tape(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 1378 | {
|
---|
[128] | 1379 | int i, last, res = 0;
|
---|
| 1380 | char *fname;
|
---|
[1] | 1381 |
|
---|
[1107] | 1382 | mr_msg(2, "I am now writing back catalog to tape");
|
---|
[128] | 1383 | malloc_string(fname);
|
---|
| 1384 | last = g_tapecatalog->entries - 1;
|
---|
| 1385 | for (i = 0; i <= last; i++) {
|
---|
| 1386 | sprintf(fname, "%s/tmpfs/backcatalog/%s", bkpinfo->tmpdir,
|
---|
| 1387 | g_tapecatalog->el[i].fname);
|
---|
| 1388 | if (!does_file_exist(fname)) {
|
---|
[1107] | 1389 | mr_msg(6, "Can't write %s - it doesn't exist.", fname);
|
---|
[128] | 1390 | } else {
|
---|
| 1391 | write_header_block_to_stream(length_of_file(fname),
|
---|
| 1392 | "start-backcatalog-afio-or-slice",
|
---|
| 1393 | BLK_START_AN_AFIO_OR_SLICE);
|
---|
[1107] | 1394 | mr_msg(2, "Writing %s", fname);
|
---|
[128] | 1395 | if (write_file_to_stream_from_file(bkpinfo, fname)) {
|
---|
| 1396 | res++;
|
---|
[1107] | 1397 | mr_msg(2, "%s failed", fname);
|
---|
[128] | 1398 | }
|
---|
| 1399 | if (i != last) {
|
---|
[684] | 1400 | write_header_block_to_stream((off_t)0,
|
---|
[128] | 1401 | "stop-backcatalog-afio-or-slice",
|
---|
| 1402 | BLK_STOP_AN_AFIO_OR_SLICE);
|
---|
| 1403 | }
|
---|
| 1404 | }
|
---|
| 1405 | }
|
---|
[1080] | 1406 | mr_free(fname);
|
---|
[1107] | 1407 | mr_msg(2, "Finished writing back catalog to tape");
|
---|
[128] | 1408 | return (res);
|
---|
[1] | 1409 | }
|
---|
| 1410 |
|
---|
| 1411 |
|
---|
| 1412 |
|
---|
| 1413 | /**
|
---|
| 1414 | * Write all.tar.gz (produced by Mindi) to the first 32M of the first tape.
|
---|
| 1415 | * @param fname The path to all.tar.gz.
|
---|
| 1416 | * @return 0 for success, nonzero for failure.
|
---|
| 1417 | */
|
---|
[128] | 1418 | int write_data_disks_to_stream(char *fname)
|
---|
[1] | 1419 | {
|
---|
[128] | 1420 | /*@ pointers *************************************************** */
|
---|
| 1421 | FILE *fin;
|
---|
| 1422 | char tmp[MAX_STR_LEN];
|
---|
[1] | 1423 |
|
---|
[128] | 1424 | /*@ long ******************************************************* */
|
---|
| 1425 | long m = -1;
|
---|
| 1426 | long templong;
|
---|
[1] | 1427 |
|
---|
[128] | 1428 | /*@ int ******************************************************** */
|
---|
| 1429 | int i, j;
|
---|
[1] | 1430 |
|
---|
[128] | 1431 | /*@ buffers **************************************************** */
|
---|
| 1432 | char tempblock[256 * 1024];
|
---|
[1] | 1433 |
|
---|
[128] | 1434 | /*@ end vars *************************************************** */
|
---|
[1] | 1435 |
|
---|
[541] | 1436 | open_evalcall_form("Writing data disks to tape");
|
---|
| 1437 | log_to_screen("Writing data disks to tape");
|
---|
[128] | 1438 | log_it("Data disks = %s", fname);
|
---|
| 1439 | if (!does_file_exist(fname)) {
|
---|
[541] | 1440 | sprintf(tmp, "Cannot find %s", fname);
|
---|
[128] | 1441 | log_to_screen(tmp);
|
---|
| 1442 | return (1);
|
---|
[1] | 1443 | }
|
---|
[128] | 1444 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 1445 | log_OS_error(fname);
|
---|
| 1446 | fatal_error("Cannot openin the data disk");
|
---|
| 1447 | }
|
---|
| 1448 | for (i = 0; i < 32; i++) { /* 32MB */
|
---|
| 1449 | for (j = 0; j < 4; j++) { /* 256K x 4 = 1MB (1024K) */
|
---|
| 1450 | if (!feof(fin)) {
|
---|
| 1451 | m = (long) fread(tempblock, 1, 256 * 1024, fin);
|
---|
| 1452 | } else {
|
---|
| 1453 | m = 0;
|
---|
| 1454 | }
|
---|
| 1455 | for (; m < 256 * 1024; m++) {
|
---|
| 1456 | tempblock[m] = '\0';
|
---|
| 1457 | }
|
---|
| 1458 | g_tape_posK +=
|
---|
| 1459 | fwrite(tempblock, 1, 256 * 1024, g_tape_stream) / 1024;
|
---|
| 1460 | }
|
---|
| 1461 | if (i > g_tape_buffer_size_MB) // otherwise, 'buffer' distorts calculations
|
---|
| 1462 | {
|
---|
| 1463 | templong = ((i - 8) * 4 + j) * 100 / (128 - 8 * 4);
|
---|
| 1464 | update_evalcall_form((int) (templong));
|
---|
| 1465 | }
|
---|
| 1466 | }
|
---|
| 1467 | paranoid_fclose(fin);
|
---|
| 1468 | close_evalcall_form();
|
---|
| 1469 | return (0);
|
---|
[1] | 1470 | }
|
---|
| 1471 |
|
---|
| 1472 |
|
---|
| 1473 |
|
---|
| 1474 |
|
---|
| 1475 | /**
|
---|
| 1476 | * Copy @p infile to the opened stream (CD or tape).
|
---|
| 1477 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 1478 | * @param infile The file to write to the stream.
|
---|
| 1479 | * @return 0 for success, nonzero for failure.
|
---|
| 1480 | */
|
---|
[128] | 1481 | int write_file_to_stream_from_file(struct s_bkpinfo *bkpinfo, char *infile)
|
---|
[1] | 1482 | {
|
---|
[128] | 1483 | /*@ buffers **************************************************** */
|
---|
| 1484 | char tmp[MAX_STR_LEN];
|
---|
| 1485 | char datablock[TAPE_BLOCK_SIZE];
|
---|
| 1486 | char checksum[MAX_STR_LEN];
|
---|
| 1487 | char *infile_basename;
|
---|
[1] | 1488 |
|
---|
[128] | 1489 | /*@ int ******************************************************** */
|
---|
| 1490 | int retval = 0;
|
---|
| 1491 | int noof_blocks;
|
---|
[1] | 1492 |
|
---|
[128] | 1493 | /* unsigned int ch; */
|
---|
| 1494 | unsigned int crc16;
|
---|
| 1495 | unsigned int crctt;
|
---|
[1] | 1496 |
|
---|
[128] | 1497 | /*@ pointers *************************************************** */
|
---|
| 1498 | FILE *fin;
|
---|
| 1499 | char *p;
|
---|
[1] | 1500 |
|
---|
[128] | 1501 | /*@ long ******************************************************* */
|
---|
| 1502 | long bytes_to_read = 0;
|
---|
| 1503 | long i;
|
---|
[1] | 1504 |
|
---|
[684] | 1505 | off_t filesize;
|
---|
[1] | 1506 |
|
---|
| 1507 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1508 | int ch;
|
---|
[1] | 1509 | #endif
|
---|
| 1510 |
|
---|
[128] | 1511 | /*@ initialize ************************************************ */
|
---|
| 1512 | crc16 = 0;
|
---|
| 1513 | crctt = 0;
|
---|
[1] | 1514 |
|
---|
| 1515 |
|
---|
| 1516 |
|
---|
[128] | 1517 | /*@ end vars *************************************************** */
|
---|
[1] | 1518 |
|
---|
[128] | 1519 | infile_basename = strrchr(infile, '/');
|
---|
| 1520 | if (infile_basename) {
|
---|
| 1521 | infile_basename++;
|
---|
| 1522 | } else {
|
---|
| 1523 | infile_basename = infile;
|
---|
| 1524 | }
|
---|
| 1525 | filesize = length_of_file(infile);
|
---|
| 1526 | if (should_we_write_to_next_tape
|
---|
| 1527 | (bkpinfo->media_size[g_current_media_number], filesize)) {
|
---|
| 1528 | start_to_write_to_next_tape(bkpinfo);
|
---|
| 1529 | write_backcatalog_to_tape(bkpinfo);
|
---|
| 1530 | }
|
---|
| 1531 | p = strrchr(infile, '/');
|
---|
| 1532 | if (!p) {
|
---|
| 1533 | p = infile;
|
---|
| 1534 | } else {
|
---|
| 1535 | p++;
|
---|
| 1536 | }
|
---|
| 1537 | sprintf(tmp, "Writing file '%s' to tape (%ld KB)", p,
|
---|
| 1538 | (long) filesize >> 10);
|
---|
| 1539 | log_it(tmp);
|
---|
| 1540 | write_header_block_to_stream(filesize, infile_basename,
|
---|
| 1541 | BLK_START_FILE);
|
---|
[1] | 1542 | //go_here_to_restart_saving_of_file:
|
---|
[128] | 1543 | if (!(fin = fopen(infile, "r"))) {
|
---|
| 1544 | log_OS_error(infile);
|
---|
| 1545 | return (1);
|
---|
[1] | 1546 | }
|
---|
[128] | 1547 | for (noof_blocks = 0; filesize > 0;
|
---|
| 1548 | noof_blocks++, filesize -= bytes_to_read) {
|
---|
| 1549 | if (filesize < TAPE_BLOCK_SIZE) {
|
---|
| 1550 | bytes_to_read = (long) filesize;
|
---|
| 1551 | for (i = 0; i < TAPE_BLOCK_SIZE; i++) {
|
---|
| 1552 | datablock[i] = '\0';
|
---|
| 1553 | }
|
---|
| 1554 | } else {
|
---|
| 1555 | bytes_to_read = TAPE_BLOCK_SIZE;
|
---|
| 1556 | }
|
---|
| 1557 | (void) fread(datablock, 1, (size_t) bytes_to_read, fin);
|
---|
| 1558 | g_tape_posK +=
|
---|
| 1559 | fwrite(datablock, 1, /*bytes_to_read */
|
---|
| 1560 | (size_t) TAPE_BLOCK_SIZE,
|
---|
| 1561 | g_tape_stream) / 1024;
|
---|
| 1562 | if (g_sigpipe) {
|
---|
| 1563 | iamhere("Sigpipe occurred recently. I'll start a new tape.");
|
---|
| 1564 | fclose(fin);
|
---|
| 1565 | g_sigpipe = FALSE;
|
---|
| 1566 | start_to_write_to_next_tape(bkpinfo);
|
---|
| 1567 | write_backcatalog_to_tape(bkpinfo); // kinda-sorta recursive :)
|
---|
| 1568 | return (0);
|
---|
| 1569 | }
|
---|
[1] | 1570 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1571 | for (i = 0; i < bytes_to_read; i++) {
|
---|
| 1572 | ch = datablock[i];
|
---|
| 1573 | crc16 = updcrcr(crc16, (unsigned) ch);
|
---|
| 1574 | crctt = updcrc(crctt, (unsigned) ch);
|
---|
| 1575 | }
|
---|
[1] | 1576 | #endif
|
---|
[128] | 1577 | }
|
---|
| 1578 | paranoid_fclose(fin);
|
---|
| 1579 | sprintf(checksum, "%04x%04x", crc16, crctt);
|
---|
[684] | 1580 | /* BERLIOS: what does it do ??? */
|
---|
| 1581 | write_header_block_to_stream((off_t)g_current_media_number, checksum,
|
---|
[128] | 1582 | BLK_STOP_FILE);
|
---|
[1] | 1583 | // log_it("File '%s' written to tape.", infile);
|
---|
[128] | 1584 | return (retval);
|
---|
[1] | 1585 | }
|
---|
| 1586 |
|
---|
| 1587 |
|
---|
| 1588 |
|
---|
| 1589 |
|
---|
| 1590 |
|
---|
| 1591 | /**
|
---|
| 1592 | * Write a header block to the opened stream (CD or tape).
|
---|
| 1593 | * @param length_of_incoming_file The length to store in the header block.
|
---|
| 1594 | * Usually matters only if this is a file-related header, in which case it should
|
---|
| 1595 | * be the length of the file that will follow.
|
---|
| 1596 | * @param filename The filename to store in the header block. Usually matters
|
---|
| 1597 | * only if this is a file-related header, in which case this should be the name
|
---|
| 1598 | * if the file that will follow.
|
---|
| 1599 | * @param control_char The type of header block this is (start-file, end-file, start-tape, ...)
|
---|
| 1600 | * @return 0 for success, nonzero for failure.
|
---|
| 1601 | */
|
---|
| 1602 | int
|
---|
[684] | 1603 | write_header_block_to_stream(off_t length_of_incoming_file,
|
---|
[128] | 1604 | char *filename, int control_char)
|
---|
[1] | 1605 | {
|
---|
[128] | 1606 | /*@ buffers **************************************************** */
|
---|
| 1607 | char tempblock[TAPE_BLOCK_SIZE];
|
---|
| 1608 | char tmp[MAX_STR_LEN];
|
---|
| 1609 | char *p;
|
---|
[1] | 1610 |
|
---|
[128] | 1611 | /*@ int ******************************************************** */
|
---|
| 1612 | int i;
|
---|
[1] | 1613 |
|
---|
[684] | 1614 | off_t olen;
|
---|
[1] | 1615 |
|
---|
[128] | 1616 | /*@ end vars *************************************************** */
|
---|
[1] | 1617 |
|
---|
| 1618 |
|
---|
[128] | 1619 | olen = length_of_incoming_file;
|
---|
| 1620 | p = strrchr(filename, '/'); /* Make 'em go, "Unnnh!" Oh wait, that was _Master_ P... */
|
---|
| 1621 | if (!p) {
|
---|
| 1622 | p = filename;
|
---|
| 1623 | } else {
|
---|
| 1624 | p++;
|
---|
| 1625 | }
|
---|
| 1626 | if (!g_tape_stream) {
|
---|
| 1627 | log_to_screen
|
---|
[541] | 1628 | ("You're not backing up to tape. Why write a tape header?");
|
---|
[128] | 1629 | return (1);
|
---|
| 1630 | }
|
---|
| 1631 | for (i = 0; i < (int) TAPE_BLOCK_SIZE; i++) {
|
---|
| 1632 | tempblock[i] = 0;
|
---|
| 1633 | }
|
---|
| 1634 | sprintf(tempblock + 6000 + control_char, "Mondolicious, baby");
|
---|
| 1635 | tempblock[7000] = control_char;
|
---|
[1] | 1636 | /* for(i=0;i<8;i++) {tempblock[7001+i]=olen&0xff; olen>>=8;} */
|
---|
[684] | 1637 | memcpy(tempblock + 7001, (char *) &olen, sizeof(off_t));
|
---|
[1] | 1638 | /* if (length_of_incoming_file) {memcpy(tempblock+7001,(char*)&length_of_incoming_file,sizeof(long long));} */
|
---|
[128] | 1639 | strcpy(tempblock + 1000, filename);
|
---|
[1] | 1640 | /* strcpy(tempblock+5555,cksum); */
|
---|
[128] | 1641 | g_tape_posK +=
|
---|
| 1642 | fwrite(tempblock, 1, (size_t) TAPE_BLOCK_SIZE,
|
---|
| 1643 | g_tape_stream) / 1024;
|
---|
| 1644 | sprintf(tmp, "%s (fname=%s, size=%ld K)",
|
---|
| 1645 | marker_to_string(control_char), p,
|
---|
| 1646 | (long) length_of_incoming_file >> 10);
|
---|
[1107] | 1647 | mr_msg(6, tmp);
|
---|
[1] | 1648 | /* log_tape_pos(); */
|
---|
[128] | 1649 | return (0);
|
---|
[1] | 1650 | }
|
---|
| 1651 |
|
---|
| 1652 |
|
---|
| 1653 |
|
---|
| 1654 |
|
---|
| 1655 |
|
---|
| 1656 |
|
---|
| 1657 |
|
---|
| 1658 |
|
---|
| 1659 |
|
---|
| 1660 |
|
---|
| 1661 | /**
|
---|
| 1662 | * Log (to screen) an erroneous marker, along with what it should have been.
|
---|
| 1663 | * @param should_be What we were expecting.
|
---|
| 1664 | * @param it_is What we got.
|
---|
| 1665 | */
|
---|
[128] | 1666 | void wrong_marker(int should_be, int it_is)
|
---|
[1] | 1667 | {
|
---|
[128] | 1668 | /*@ buffer ***************************************************** */
|
---|
| 1669 | char tmp[MAX_STR_LEN];
|
---|
[1] | 1670 |
|
---|
| 1671 |
|
---|
[128] | 1672 | /*@ end vars *************************************************** */
|
---|
[541] | 1673 | sprintf(tmp, "Wrong marker! (Should be %s, ",
|
---|
[128] | 1674 | marker_to_string(should_be));
|
---|
[541] | 1675 | sprintf(tmp + strlen(tmp), "is actually %s)", marker_to_string(it_is));
|
---|
[128] | 1676 | log_to_screen(tmp);
|
---|
[1] | 1677 | }
|
---|
| 1678 |
|
---|
| 1679 | /* @} - end of streamGroup */
|
---|