1 /* -*- c-file-style: "linux" -*-
4 Batch utilities for rsync.
11 char rsync_flist_file[27] = "rsync_flist.";
12 char rsync_csums_file[27] = "rsync_csums.";
13 char rsync_delta_file[27] = "rsync_delta.";
14 char rsync_argvs_file[27] = "rsync_argvs.";
16 char batch_file_ext[15];
23 struct file_list *batch_flist;
25 void create_batch_file_ext()
28 time_t elapsed_seconds;
30 /* Save run date and time to use for batch file extensions */
31 time(&elapsed_seconds);
32 timeptr = localtime(&elapsed_seconds);
34 sprintf(batch_file_ext, "%4d%02d%02d%02d%02d%02d",
35 timeptr->tm_year + 1900, timeptr->tm_mon + 1,
36 timeptr->tm_mday, timeptr->tm_hour, timeptr->tm_min,
38 rprintf(FINFO,"batch file extension: %s\n", batch_file_ext);
41 void set_batch_file_ext(char *ext)
43 strcpy(batch_file_ext, ext);
46 void write_batch_flist_file(char *buff, int bytes_to_write)
50 /* Set up file extension */
51 strcat(rsync_flist_file, batch_file_ext);
53 /* Open batch flist file for writing; create it if it doesn't exist */
55 do_open(rsync_flist_file, O_WRONLY | O_CREAT | O_TRUNC,
58 rprintf(FERROR, "Batch file %s open error: %s\n",
59 rsync_flist_file, strerror(errno));
66 /* Write buffer to batch flist file */
68 if (write(fdb, buff, bytes_to_write) == -1) {
69 rprintf(FERROR, "Batch file %s write error: %s\n",
70 rsync_flist_file, strerror(errno));
81 void write_batch_flist_info(int flist_count, struct file_struct **fptr)
86 /* Write flist info to batch file */
102 for (i = 0; i < flist_count; i++) {
103 write_batch_flist_file((char *) fptr[i], bytes_to_write);
104 write_char_bufs(fptr[i]->basename);
105 write_char_bufs(fptr[i]->dirname);
106 write_char_bufs(fptr[i]->basedir);
107 write_char_bufs(fptr[i]->link);
108 if (i == flist_count - 1) {
111 write_char_bufs(fptr[i]->sum);
116 void write_char_bufs(char *buf)
118 /* Write the size of the string which will follow */
122 SIVAL(b, 0, strlen(buf));
127 write_batch_flist_file(b, sizeof(int));
129 /* Write the string if there is one */
132 write_batch_flist_file(buf, strlen(buf));
136 void write_batch_argvs_file(int argc, char *argv[])
142 strcat(rsync_argvs_file, batch_file_ext);
145 /* Open batch argvs file for writing; create it if it doesn't exist */
146 fdb = do_open(rsync_argvs_file, O_WRONLY | O_CREAT | O_TRUNC,
147 S_IREAD | S_IWRITE | S_IEXEC);
149 rprintf(FERROR, "Batch file %s open error: %s\n",
150 rsync_argvs_file, strerror(errno));
155 /* Write argvs info to batch file */
157 for (i = 0; i < argc; ++i) {
162 * I think directly manipulating argv[] is probably bogus
164 if (!strcmp(argv[i], "--write-batch")) {
165 /* Safer to change it here than script */
166 /* Change to --read-batch + ext * to get ready for remote */
167 strlcat(buff, "--read-batch ", sizeof(buff));
168 strlcat(buff, batch_file_ext, sizeof(buff));
170 strlcat(buff, argv[i], sizeof(buff));
173 if (i < (argc - 1)) {
174 strlcat(buff, " ", sizeof(buff));
177 strlcat(buff, "\n", sizeof(buff));
178 if (!write(fdb, buff, strlen(buff))) {
179 rprintf(FERROR, "Batch file %s write error: %s\n",
180 rsync_argvs_file, strerror(errno));
187 struct file_list *create_flist_from_batch()
194 batch_flist = (struct file_list *) malloc(sizeof(batch_flist[0]));
196 out_of_memory("create_flist_from_batch");
198 batch_flist->count = 0;
199 batch_flist->malloced = 1000;
201 (struct file_struct **) malloc(sizeof(batch_flist->files[0]) *
202 batch_flist->malloced);
203 if (!batch_flist->files) {
204 out_of_memory("create_flist_from_batch"); /* dw -- will exit */
207 for (flags = read_batch_flags(); flags; flags = read_batch_flags()) {
209 int i = batch_flist->count;
211 if (i >= batch_flist->malloced) {
212 if (batch_flist->malloced < 1000)
213 batch_flist->malloced += 1000;
215 batch_flist->malloced *= 2;
217 (struct file_struct **) realloc(batch_flist->
224 if (!batch_flist->files)
225 out_of_memory("create_flist_from_batch");
227 read_batch_flist_info(&batch_flist->files[i]);
228 batch_flist->files[i]->flags = flags;
230 batch_flist->count++;
237 int read_batch_flist_file(char *buff, int len)
243 /* Set up file extension */
244 strcat(rsync_flist_file, batch_file_ext);
246 /* Open batch flist file for reading */
247 fdb = do_open(rsync_flist_file, O_RDONLY, 0);
249 rprintf(FERROR, "Batch file %s open error: %s\n",
250 rsync_flist_file, strerror(errno));
257 /* Read flist batch file */
259 bytes_read = read(fdb, buff, len);
261 if (bytes_read == -1) {
262 rprintf(FERROR, "Batch file %s read error: %s\n",
263 rsync_flist_file, strerror(errno));
267 if (bytes_read == 0) { /* EOF */
273 unsigned char read_batch_flags()
277 if (read_batch_flist_file((char *) &flags, 4)) {
284 void read_batch_flist_info(struct file_struct **fptr)
287 char char_str_len[4];
289 struct file_struct *file;
291 file = (struct file_struct *) malloc(sizeof(*file));
293 out_of_memory("read_batch_flist_info");
294 memset((char *) file, 0, sizeof(*file));
298 read_batch_flist_file((char *) &file->modtime, sizeof(time_t));
299 read_batch_flist_file((char *) &file->length, sizeof(OFF_T));
300 read_batch_flist_file((char *) &file->mode, sizeof(mode_t));
301 read_batch_flist_file((char *) &file->inode, sizeof(INO64_T));
302 read_batch_flist_file((char *) &file->dev, sizeof(DEV64_T));
303 read_batch_flist_file((char *) &file->rdev, sizeof(DEV64_T));
304 read_batch_flist_file((char *) &file->uid, sizeof(uid_t));
305 read_batch_flist_file((char *) &file->gid, sizeof(gid_t));
306 read_batch_flist_file(char_str_len, sizeof(char_str_len));
307 int_str_len = IVAL(char_str_len, 0);
308 if (int_str_len > 0) {
309 read_batch_flist_file(buff, int_str_len);
310 buff[int_str_len] = '\0';
311 file->basename = strdup(buff);
313 file->basename = NULL;
316 read_batch_flist_file(char_str_len, sizeof(char_str_len));
317 int_str_len = IVAL(char_str_len, 0);
318 if (int_str_len > 0) {
319 read_batch_flist_file(buff, int_str_len);
320 buff[int_str_len] = '\0';
321 file[0].dirname = strdup(buff);
323 file[0].dirname = NULL;
326 read_batch_flist_file(char_str_len, sizeof(char_str_len));
327 int_str_len = IVAL(char_str_len, 0);
328 if (int_str_len > 0) {
329 read_batch_flist_file(buff, int_str_len);
330 buff[int_str_len] = '\0';
331 file[0].basedir = strdup(buff);
333 file[0].basedir = NULL;
336 read_batch_flist_file(char_str_len, sizeof(char_str_len));
337 int_str_len = IVAL(char_str_len, 0);
338 if (int_str_len > 0) {
339 read_batch_flist_file(buff, int_str_len);
340 buff[int_str_len] = '\0';
341 file[0].link = strdup(buff);
346 read_batch_flist_file(char_str_len, sizeof(char_str_len));
347 int_str_len = IVAL(char_str_len, 0);
348 if (int_str_len > 0) {
349 read_batch_flist_file(buff, int_str_len);
350 buff[int_str_len] = '\0';
351 file[0].sum = strdup(buff);
357 void write_batch_csums_file(void *buff, int bytes_to_write)
360 static int fdb_open = 1;
363 /* Set up file extension */
364 strcat(rsync_csums_file, batch_file_ext);
366 /* Open batch csums file for writing; create it if it doesn't exist */
368 do_open(rsync_csums_file, O_WRONLY | O_CREAT | O_TRUNC,
371 rprintf(FERROR, "Batch file %s open error: %s\n",
372 rsync_csums_file, strerror(errno));
379 /* Write buffer to batch csums file */
381 if (write(fdb, buff, bytes_to_write) == -1) {
382 rprintf(FERROR, "Batch file %s write error: %s\n",
383 rsync_csums_file, strerror(errno));
389 void close_batch_csums_file()
395 void write_batch_csum_info(int *flist_entry, int flist_count,
396 struct sum_struct *s)
399 unsigned int int_zero = 0;
400 extern int csum_length;
404 /* Write csum info to batch file */
406 /* FIXME: This will break if s->count is ever not exactly an int. */
407 write_batch_csums_file(flist_entry, sizeof(int));
409 write_batch_csums_file(&s->count, sizeof(int));
411 write_batch_csums_file(&int_zero, sizeof (int));
414 for (i = 0; i < s->count; i++) {
415 write_batch_csums_file(&s->sums[i].sum1, sizeof(uint32));
416 if ((*flist_entry == flist_count - 1)
417 && (i == s->count - 1)) {
420 write_batch_csums_file(s->sums[i].sum2,
426 int read_batch_csums_file(char *buff, int len)
428 static int fdb_open = 1;
433 /* Set up file extension */
434 strcat(rsync_csums_file, batch_file_ext);
436 /* Open batch flist file for reading */
437 fdb = do_open(rsync_csums_file, O_RDONLY, 0);
439 rprintf(FERROR, "Batch file %s open error: %s\n",
440 rsync_csums_file, strerror(errno));
447 /* Read csums batch file */
449 bytes_read = read(fdb, buff, len);
451 if (bytes_read == -1) {
452 rprintf(FERROR, "Batch file %s read error: %s\n",
453 rsync_csums_file, strerror(errno));
461 void read_batch_csum_info(int flist_entry, struct sum_struct *s,
462 int *checksums_match)
465 int file_flist_entry;
468 char file_sum2[SUM_LENGTH];
469 extern int csum_length;
472 read_batch_csums_file((char *) &file_flist_entry, sizeof(int));
473 if (file_flist_entry != flist_entry) {
474 rprintf(FINFO, "file_list_entry NE flist_entry\n");
475 rprintf(FINFO, "file_flist_entry = %d flist_entry = %d\n",
476 file_flist_entry, flist_entry);
481 read_batch_csums_file((char *) &file_chunk_ct,
483 *checksums_match = 1;
484 for (i = 0; i < file_chunk_ct; i++) {
486 read_batch_csums_file((char *) &file_sum1,
488 read_batch_csums_file(file_sum2, csum_length);
490 if ((s->sums[i].sum1 != file_sum1) ||
492 (s->sums[i].sum2, file_sum2,
493 csum_length) != 0)) {
494 *checksums_match = 0;
501 void write_batch_delta_file(char *buff, int bytes_to_write)
503 static int fdb_delta_open = 1;
505 if (fdb_delta_open) {
506 /* Set up file extension */
507 strcat(rsync_delta_file, batch_file_ext);
509 /* Open batch delta file for writing; create it if it doesn't exist */
511 do_open(rsync_delta_file, O_WRONLY | O_CREAT | O_TRUNC,
513 if (fdb_delta == -1) {
514 rprintf(FERROR, "Batch file %s open error: %s\n",
515 rsync_delta_file, strerror(errno));
522 /* Write buffer to batch delta file */
524 if (write(fdb_delta, buff, bytes_to_write) == -1) {
525 rprintf(FERROR, "Batch file %s write error: %s\n",
526 rsync_delta_file, strerror(errno));
531 void close_batch_delta_file()
537 int read_batch_delta_file(char *buff, int len)
539 static int fdb_delta_open = 1;
542 if (fdb_delta_open) {
544 /* Set up file extension */
545 strcat(rsync_delta_file, batch_file_ext);
547 /* Open batch flist file for reading */
548 fdb_delta = do_open(rsync_delta_file, O_RDONLY, 0);
549 if (fdb_delta == -1) {
550 rprintf(FERROR, "Batch file %s open error: %s\n",
551 rsync_delta_file, strerror(errno));
558 /* Read delta batch file */
560 bytes_read = read(fdb_delta, buff, len);
562 if (bytes_read == -1) {
563 rprintf(FERROR, "Batch file %s read error: %s\n",
564 rsync_delta_file, strerror(errno));
572 void show_flist(int index, struct file_struct **fptr)
574 /* for debugging show_flist(flist->count, flist->files * */
577 for (i = 0; i < index; i++) {
578 rprintf(FINFO, "flist->flags=%#x\n", fptr[i]->flags);
579 rprintf(FINFO, "flist->modtime=%#lx\n",
580 (long unsigned) fptr[i]->modtime);
581 rprintf(FINFO, "flist->length=%.0f\n",
582 (double) fptr[i]->length);
583 rprintf(FINFO, "flist->mode=%#o\n", (int) fptr[i]->mode);
584 rprintf(FINFO, "flist->basename=%s\n", fptr[i]->basename);
585 if (fptr[i]->dirname)
586 rprintf(FINFO, "flist->dirname=%s\n",
588 if (fptr[i]->basedir)
589 rprintf(FINFO, "flist->basedir=%s\n",
594 void show_argvs(int argc, char *argv[])
596 /* for debugging * */
599 rprintf(FINFO, "BATCH.C:show_argvs,argc=%d\n", argc);
600 for (i = 0; i < argc; i++) {
602 rprintf(FINFO, "i=%d,argv[i]=%s\n", i, argv[i]);