#endif
-static void do_extract(char *fname, char *prefix);
-static void get_session_record(DEVICE *dev, DEV_RECORD *rec, SESSION_LABEL *sessrec);
+static void do_extract(char *fname);
+static void record_cb(JCR *jcr, DEVICE *dev, DEV_BLOCK *block, DEV_RECORD *rec);
static DEVICE *dev = NULL;
-static int ofd = -1;
-
+static BFILE bfd;
static JCR *jcr;
static FF_PKT my_ff;
static FF_PKT *ff = &my_ff;
-
static BSR *bsr = NULL;
+static int extract = FALSE;
+static long record_file_index;
+static long total = 0;
+static POOLMEM *fname; /* original file name */
+static POOLMEM *ofile; /* output name with prefix */
+static POOLMEM *lname; /* link name */
+static POOLMEM *attribsEx; /* extended attributes (Win32) */
+static char *where;
+static int wherelen; /* prefix length */
+static uint32_t num_files = 0;
+static struct stat statp;
+static uint32_t compress_buf_size = 70000;
+static POOLMEM *compress_buf;
+static int type;
+static int stream;
+static int prog_name_msg = 0;
+static char *VolumeName = NULL;
+
+static char *wbuf; /* write buffer address */
+static uint32_t wsize; /* write size */
+static uint64_t fileAddr = 0; /* file write address */
+
+#define CONFIG_FILE "bacula-sd.conf"
+char *configfile;
-static DEV_RECORD *rec;
-static DEV_BLOCK *block;
static void usage()
{
fprintf(stderr,
-"\nVersion: " VERSION " (" DATE ")\n\n"
+"\nVersion: " VERSION " (" BDATE ")\n\n"
"Usage: bextract [-d debug_level] <bacula-archive> <directory-to-store-files>\n"
" -b <file> specify a bootstrap file\n"
+" -c <file> specify a configuration file\n"
" -dnn set debug level to nn\n"
" -e <file> exclude list\n"
" -i <file> include list\n"
+" -V specify Volume names (separated by |)\n"
" -? print this message\n\n");
exit(1);
}
char line[1000];
int got_inc = FALSE;
+ working_directory = "/tmp";
my_name_is(argc, argv, "bextract");
init_msg(NULL, NULL); /* setup message handler */
memset(ff, 0, sizeof(FF_PKT));
init_include_exclude_files(ff);
+ binit(&bfd);
- while ((ch = getopt(argc, argv, "b:d:e:i:?")) != -1) {
+ while ((ch = getopt(argc, argv, "b:c:d:e:i:?")) != -1) {
switch (ch) {
case 'b': /* bootstrap file */
bsr = parse_bsr(NULL, optarg);
// dump_bsr(bsr);
break;
+ case 'c': /* specify config file */
+ if (configfile != NULL) {
+ free(configfile);
+ }
+ configfile = bstrdup(optarg);
+ break;
+
case 'd': /* debug level */
debug_level = atoi(optarg);
if (debug_level <= 0)
got_inc = TRUE;
break;
+ case 'V': /* Volume name */
+ VolumeName = optarg;
+ break;
+
case '?':
default:
usage();
Pmsg0(0, "Wrong number of arguments: \n");
usage();
}
+
+ if (configfile == NULL) {
+ configfile = bstrdup(CONFIG_FILE);
+ }
+
+ parse_config(configfile);
+
if (!got_inc) { /* If no include file, */
add_fname_to_include_list(ff, 0, "/"); /* include everything */
}
-
- do_extract(argv[0], argv[1]);
+ where = argv[1];
+ do_extract(argv[0]);
if (bsr) {
free_bsr(bsr);
return 0;
}
-/*
- * Device got an error, attempt to analyse it
- */
-static void display_error_status()
+static void do_extract(char *devname)
{
- uint32_t status;
-
- Emsg0(M_ERROR, 0, dev->errmsg);
- status_dev(dev, &status);
- Dmsg1(20, "Device status: %x\n", status);
- if (status & MT_EOD)
- Emsg0(M_ERROR_TERM, 0, "Unexpected End of Data\n");
- else if (status & MT_EOT)
- Emsg0(M_ERROR_TERM, 0, "Unexpected End of Tape\n");
- else if (status & MT_EOF)
- Emsg0(M_ERROR_TERM, 0, "Unexpected End of File\n");
- else if (status & MT_DR_OPEN)
- Emsg0(M_ERROR_TERM, 0, "Tape Door is Open\n");
- else if (!(status & MT_ONLINE))
- Emsg0(M_ERROR_TERM, 0, "Unexpected Tape is Off-line\n");
- else
- Emsg2(M_ERROR_TERM, 0, "Read error on Record Header %s: %s\n", dev_name(dev), strerror(errno));
-}
-
-static void do_extract(char *devname, char *where)
-{
- struct stat statp;
- int extract = FALSE;
- int type;
- long record_file_index;
- long total = 0;
- POOLMEM *fname; /* original file name */
- POOLMEM *ofile; /* output name with prefix */
- POOLMEM *lname; /* link name */
- int wherelen; /* prefix length */
- SESSION_LABEL sessrec;
- uint32_t num_files = 0;
-
- jcr = setup_jcr("bextract", devname, bsr);
- dev = setup_to_read_device(jcr);
+ jcr = setup_jcr("bextract", devname, bsr, VolumeName);
+ dev = setup_to_access_device(jcr, 1); /* acquire for read */
if (!dev) {
exit(1);
}
fname = get_pool_memory(PM_FNAME);
ofile = get_pool_memory(PM_FNAME);
lname = get_pool_memory(PM_FNAME);
+ attribsEx = get_pool_memory(PM_FNAME);
- block = new_block(dev);
+ compress_buf = get_memory(compress_buf_size);
- rec = new_record();
- free_pool_memory(rec->data);
- rec->data = get_memory(70000); /* get a big block for reading */
+ read_records(jcr, dev, record_cb, mount_next_read_volume);
+ /* If output file is still open, it was the last one in the
+ * archive since we just hit an end of file, so close the file.
+ */
+ if (is_bopen(&bfd)) {
+ set_attributes(jcr, fname, ofile, lname, type, stream, &statp,
+ attribsEx, &bfd);
+ }
+ release_device(jcr, dev);
- uint32_t compress_buf_size = 70000;
- POOLMEM *compress_buf = get_memory(compress_buf_size);
+ free_pool_memory(fname);
+ free_pool_memory(ofile);
+ free_pool_memory(lname);
+ free_pool_memory(compress_buf);
+ term_dev(dev);
+ free_jcr(jcr);
+ printf("%u files restored.\n", num_files);
+ return;
+}
- for ( ;; ) {
- if (!read_block_from_device(dev, block)) {
- Dmsg1(500, "Main read record failed. rem=%d\n", rec->remainder);
- if (dev->state & ST_EOT) {
- DEV_RECORD *record;
- if (!mount_next_read_volume(jcr, dev, block)) {
- break;
- }
- record = new_record();
- read_block_from_device(dev, block);
- read_record_from_block(block, record);
- get_session_record(dev, record, &sessrec);
- free_record(record);
- goto next_record;
- }
- if (dev->state & ST_EOF) {
- continue; /* try again */
- }
- if (dev->state & ST_SHORT) {
- continue;
+/*
+ * Called here for each record from read_records()
+ */
+static void record_cb(JCR *jcr, DEVICE *dev, DEV_BLOCK *block, DEV_RECORD *rec)
+{
+ int stat;
+
+ if (rec->FileIndex < 0) {
+ return; /* we don't want labels */
+ }
+
+ /* File Attributes stream */
+ if (rec->Stream == STREAM_UNIX_ATTRIBUTES || rec->Stream == STREAM_WIN32_ATTRIBUTES) {
+ char *ap, *lp, *fp, *apex;
+
+ stream = rec->Stream;
+
+ /* If extracting, it was from previous stream, so
+ * close the output file.
+ */
+ if (extract) {
+ if (!is_bopen(&bfd)) {
+ Emsg0(M_ERROR, 0, "Logic error output file should be open but is not.\n");
}
- display_error_status();
+ extract = FALSE;
+ set_attributes(jcr, fname, ofile, lname, type, stream, &statp,
+ attribsEx, &bfd);
}
-next_record:
- for (rec->state=0; !is_block_empty(rec); ) {
- if (!read_record_from_block(block, rec)) {
- break;
- }
+ if (sizeof_pool_memory(fname) < rec->data_len) {
+ fname = realloc_pool_memory(fname, rec->data_len + 1);
+ }
+ if (sizeof_pool_memory(ofile) < rec->data_len + wherelen + 1) {
+ ofile = realloc_pool_memory(ofile, rec->data_len + wherelen + 1);
+ }
+ if (sizeof_pool_memory(lname) < rec->data_len) {
+ lname = realloc_pool_memory(lname, rec->data_len + wherelen + 1);
+ }
+ *fname = 0;
+ *lname = 0;
+
+ /*
+ * An Attributes record consists of:
+ * File_index
+ * Type (FT_types)
+ * Filename
+ * Attributes
+ * Link name (if file linked i.e. FT_LNK)
+ * Extended Attributes (Win32)
+ *
+ */
+ sscanf(rec->data, "%ld %d", &record_file_index, &type);
+ if (record_file_index != rec->FileIndex)
+ Emsg2(M_ERROR_TERM, 0, "Record header file index %ld not equal record index %ld\n",
+ rec->FileIndex, record_file_index);
+ ap = rec->data;
+ while (*ap++ != ' ') /* skip record file index */
+ ;
+ while (*ap++ != ' ') /* skip type */
+ ;
+ /* Save filename and position to attributes */
+ fp = fname;
+ while (*ap != 0) {
+ *fp++ = *ap++;
+ }
+ *fp = *ap++; /* terminate filename & point to attribs */
- if (rec->FileIndex == EOM_LABEL) { /* end of tape? */
- Dmsg0(40, "Get EOM LABEL\n");
- rec->remainder = 0;
- break; /* yes, get out */
+ /* Skip to Link name */
+ if (type == FT_LNK || type == FT_LNKSAVED) {
+ lp = ap;
+ while (*lp++ != 0) {
+ ;
}
+ } else {
+ lp = "";
+ }
- /* Some sort of label? */
- if (rec->FileIndex < 0) {
- get_session_record(dev, rec, &sessrec);
- continue;
- } /* end if label record */
-
- /* Is this the file we want? */
- if (bsr && !match_bsr(bsr, rec, &dev->VolHdr, &sessrec)) {
- rec->remainder = 0;
- continue;
+ if (rec->Stream == STREAM_WIN32_ATTRIBUTES) {
+ apex = ap; /* start at attributes */
+ while (*apex++ != 0) { /* skip attributes */
+ ;
}
- if (is_partial_record(rec)) {
- break;
+ while (*apex++ != 0) { /* skip link name */
+ ;
}
+ pm_strcpy(&attribsEx, apex); /* make a copy of Extended attributes */
+ } else {
+ *attribsEx = 0; /* no extended attributes */
+ }
- /* File Attributes stream */
- if (rec->Stream == STREAM_UNIX_ATTRIBUTES) {
- char *ap, *lp, *fp;
-
- /* If extracting, it was from previous stream, so
- * close the output file.
- */
- if (extract) {
- if (ofd < 0) {
- Emsg0(M_ERROR_TERM, 0, "Logic error output file should be open\n");
- }
- close(ofd);
- ofd = -1;
- extract = FALSE;
- set_statp(jcr, fname, ofile, lname, type, &statp);
- }
-
- if (sizeof_pool_memory(fname) < rec->data_len) {
- fname = realloc_pool_memory(fname, rec->data_len + 1);
- }
- if (sizeof_pool_memory(ofile) < rec->data_len + wherelen + 1) {
- ofile = realloc_pool_memory(ofile, rec->data_len + wherelen + 1);
+
+ if (file_is_included(ff, fname) && !file_is_excluded(ff, fname)) {
+ uint32_t LinkFI;
+
+ decode_stat(ap, &statp, &LinkFI);
+ /*
+ * Prepend the where directory so that the
+ * files are put where the user wants.
+ *
+ * We do a little jig here to handle Win32 files with
+ * a drive letter -- we simply strip the drive: from
+ * every filename if a prefix is supplied.
+ */
+ if (where[0] == 0) {
+ strcpy(ofile, fname);
+ strcpy(lname, lp);
+ } else {
+ char *fn;
+ strcpy(ofile, where);
+ if (win32_client && fname[1] == ':') {
+ fn = fname+2; /* skip over drive: */
+ } else {
+ fn = fname; /* take whole name */
}
- if (sizeof_pool_memory(lname) < rec->data_len) {
- lname = realloc_pool_memory(lname, rec->data_len + wherelen + 1);
+ /* Ensure where is terminated with a slash */
+ if (where[wherelen-1] != '/' && fn[0] != '/') {
+ strcat(ofile, "/");
}
- *fname = 0;
- *lname = 0;
-
- /*
- * An Attributes record consists of:
- * File_index
- * Type (FT_types)
- * Filename
- * Attributes
- * Link name (if file linked i.e. FT_LNK)
- *
+ strcat(ofile, fn); /* copy rest of name */
+ /* Fixup link name for hard links, but not for
+ * soft links
*/
- sscanf(rec->data, "%ld %d", &record_file_index, &type);
- if (record_file_index != rec->FileIndex)
- Emsg2(M_ERROR_TERM, 0, "Record header file index %ld not equal record index %ld\n",
- rec->FileIndex, record_file_index);
- ap = rec->data;
- while (*ap++ != ' ') /* skip record file index */
- ;
- while (*ap++ != ' ') /* skip type */
- ;
- /* Save filename and position to attributes */
- fp = fname;
- while (*ap != 0) {
- *fp++ = *ap++;
- }
- *fp = *ap++; /* terminate filename & point to attribs */
-
- /* Skip to Link name */
- if (type == FT_LNK || type == FT_LNKSAVED) {
- lp = ap;
- while (*lp++ != 0) {
- ;
- }
- } else {
- lp = "";
- }
-
-
- if (file_is_included(ff, fname) && !file_is_excluded(ff, fname)) {
-
- decode_stat(ap, &statp);
- /*
- * Prepend the where directory so that the
- * files are put where the user wants.
- *
- * We do a little jig here to handle Win32 files with
- * a drive letter.
- * If where is null and we are running on a win32 client,
- * change nothing.
- * Otherwise, if the second character of the filename is a
- * colon (:), change it into a slash (/) -- this creates
- * a reasonable pathname on most systems.
- */
- if (where[0] == 0 && win32_client) {
- strcpy(ofile, fname);
- strcpy(lname, lp);
+ if (type == FT_LNKSAVED) {
+ if (lp[0] == '/') { /* if absolute path */
+ strcpy(lname, where);
+ }
+ if (win32_client && lp[1] == ':') {
+ strcat(lname, lp+2); /* copy rest of name */
} else {
- strcpy(ofile, where);
- if (fname[1] == ':') {
- fname[1] = '/';
- strcat(ofile, fname);
- fname[1] = ':';
- } else {
- strcat(ofile, fname);
- }
- /* Fixup link name */
- if (type == FT_LNK || type == FT_LNKSAVED) {
- if (lp[0] == '/') { /* if absolute path */
- strcpy(lname, where);
- }
- /* ***FIXME**** we shouldn't have links on Windoz */
- if (lp[1] == ':') {
- lp[1] = '/';
- strcat(lname, lp);
- lp[1] = ':';
- } else {
- strcat(lname, lp);
- }
- }
+ strcat(lname, lp); /* On Unix systems we take everything */
}
+ }
+ }
- /* Pmsg1(000, "Restoring: %s\n", ofile); */
+ /* Pmsg1(000, "Restoring: %s\n", ofile); */
- extract = create_file(jcr, fname, ofile, lname, type, &statp, &ofd);
- num_files++;
+ extract = FALSE;
+ stat = create_file(jcr, fname, ofile, lname, type, stream,
+ &statp, attribsEx, &bfd, REPLACE_ALWAYS);
+ switch (stat) {
+ case CF_ERROR:
+ case CF_SKIP:
+ break;
+ case CF_EXTRACT:
+ extract = TRUE;
+ print_ls_output(ofile, lname, type, &statp);
+ num_files++;
+ fileAddr = 0;
+ break;
+ case CF_CREATED:
+ set_attributes(jcr, fname, ofile, lname, type, stream, &statp,
+ attribsEx, &bfd);
+ print_ls_output(ofile, lname, type, &statp);
+ num_files++;
+ fileAddr = 0;
+ break;
+ }
+ }
- if (extract) {
- print_ls_output(ofile, lname, type, &statp);
+ /* Data stream and extracting */
+ } else if (rec->Stream == STREAM_FILE_DATA || rec->Stream == STREAM_SPARSE_DATA) {
+ if (extract) {
+ if (rec->Stream == STREAM_SPARSE_DATA) {
+ ser_declare;
+ uint64_t faddr;
+ wbuf = rec->data + SPARSE_FADDR_SIZE;
+ wsize = rec->data_len - SPARSE_FADDR_SIZE;
+ ser_begin(rec->data, SPARSE_FADDR_SIZE);
+ unser_uint64(faddr);
+ if (fileAddr != faddr) {
+ fileAddr = faddr;
+ if (blseek(&bfd, (off_t)fileAddr, SEEK_SET) < 0) {
+ Emsg2(M_ERROR_TERM, 0, _("Seek error on %s: %s\n"), ofile, strerror(errno));
}
}
+ } else {
+ wbuf = rec->data;
+ wsize = rec->data_len;
+ }
+ total += wsize;
+ Dmsg2(8, "Write %u bytes, total=%u\n", wsize, total);
+ if ((uint32_t)bwrite(&bfd, wbuf, wsize) != wsize) {
+ Emsg2(M_ERROR_TERM, 0, _("Write error on %s: %s\n"), ofile, strerror(errno));
+ }
+ fileAddr += wsize;
+ }
- /* Data stream and extracting */
- } else if (rec->Stream == STREAM_FILE_DATA) {
- if (extract) {
- total += rec->data_len;
- Dmsg2(8, "Write %ld bytes, total=%ld\n", rec->data_len, total);
- if ((uint32_t)write(ofd, rec->data, rec->data_len) != rec->data_len) {
- Emsg1(M_ERROR_TERM, 0, "Write error: %s\n", strerror(errno));
- }
- }
-
- } else if (rec->Stream == STREAM_GZIP_DATA) {
+ } else if (rec->Stream == STREAM_GZIP_DATA || rec->Stream == STREAM_SPARSE_GZIP_DATA) {
#ifdef HAVE_LIBZ
- if (extract) {
- uLongf compress_len;
-
- compress_len = compress_buf_size;
- if (uncompress((Bytef *)compress_buf, &compress_len,
- (const Bytef *)rec->data, (uLong)rec->data_len) != Z_OK) {
- Emsg0(M_ERROR_TERM, 0, _("Uncompression error.\n"));
- }
-
- Dmsg2(100, "Write uncompressed %d bytes, total before write=%d\n", compress_len, total);
- if ((uLongf)write(ofd, compress_buf, (size_t)compress_len) != compress_len) {
- Pmsg0(0, "===Write error===\n");
- Emsg2(M_ERROR_TERM, 0, "Write error on %s: %s\n", ofile, strerror(errno));
+ if (extract) {
+ uLongf compress_len;
+ int stat;
+
+ if (rec->Stream == STREAM_SPARSE_GZIP_DATA) {
+ ser_declare;
+ uint64_t faddr;
+ wbuf = rec->data + SPARSE_FADDR_SIZE;
+ wsize = rec->data_len - SPARSE_FADDR_SIZE;
+ ser_begin(rec->data, SPARSE_FADDR_SIZE);
+ unser_uint64(faddr);
+ if (fileAddr != faddr) {
+ fileAddr = faddr;
+ if (blseek(&bfd, (off_t)fileAddr, SEEK_SET) < 0) {
+ Emsg2(M_ERROR, 0, _("Seek error on %s: %s\n"), ofile, strerror(errno));
}
- total += compress_len;
- Dmsg2(100, "Compress len=%d uncompressed=%d\n", rec->data_len,
- compress_len);
}
+ } else {
+ wbuf = rec->data;
+ wsize = rec->data_len;
+ }
+ compress_len = compress_buf_size;
+ if ((stat=uncompress((Bytef *)compress_buf, &compress_len,
+ (const Bytef *)wbuf, (uLong)wsize) != Z_OK)) {
+ Emsg1(M_ERROR_TERM, 0, _("Uncompression error. ERR=%d\n"), stat);
+ }
+
+ Dmsg2(100, "Write uncompressed %d bytes, total before write=%d\n", compress_len, total);
+ if ((uLongf)bwrite(&bfd, compress_buf, (size_t)compress_len) != compress_len) {
+ Pmsg0(0, "===Write error===\n");
+ Emsg2(M_ERROR_TERM, 0, _("Write error on %s: %s\n"), ofile, strerror(errno));
+ }
+ total += compress_len;
+ fileAddr += compress_len;
+ Dmsg2(100, "Compress len=%d uncompressed=%d\n", rec->data_len,
+ compress_len);
+ }
#else
- if (extract) {
- Emsg0(M_ERROR_TERM, 0, "GZIP data stream found, but GZIP not configured!\n");
- }
+ if (extract) {
+ Emsg0(M_ERROR, 0, "GZIP data stream found, but GZIP not configured!\n");
+ }
#endif
- /* If extracting, wierd stream (not 1 or 2), close output file anyway */
- } else if (extract) {
- if (ofd < 0) {
- Emsg0(M_ERROR_TERM, 0, "Logic error output file should be open\n");
- }
- close(ofd);
- ofd = -1;
- extract = FALSE;
- set_statp(jcr, fname, ofile, lname, type, &statp);
- } else if (rec->Stream != STREAM_MD5_SIGNATURE) {
- Pmsg2(0, "None of above!!! stream=%d data=%s\n", rec->Stream, rec->data);
- }
+ /* If extracting, wierd stream (not 1 or 2), close output file anyway */
+ } else if (extract) {
+ if (!is_bopen(&bfd)) {
+ Emsg0(M_ERROR, 0, "Logic error output file should be open but is not.\n");
}
+ extract = FALSE;
+ set_attributes(jcr, fname, ofile, lname, type, stream, &statp,
+ attribsEx, &bfd);
+ } else if (rec->Stream == STREAM_PROGRAM_NAMES || rec->Stream == STREAM_PROGRAM_DATA) {
+ if (!prog_name_msg) {
+ Pmsg0(000, "Got Program Name or Data Stream. Ignored.\n");
+ prog_name_msg = 1;
+ }
+ } else if (!(rec->Stream == STREAM_MD5_SIGNATURE ||
+ rec->Stream == STREAM_SHA1_SIGNATURE)) {
+ Pmsg2(0, "None of above!!! stream=%d data=%s\n", rec->Stream, rec->data);
}
+}
- /* If output file is still open, it was the last one in the
- * archive since we just hit an end of file, so close the file.
- */
- if (ofd >= 0) {
- close(ofd);
- set_statp(jcr, fname, ofile, lname, type, &statp);
- }
- release_device(jcr, dev, block);
-
- free_pool_memory(fname);
- free_pool_memory(ofile);
- free_pool_memory(lname);
- free_pool_memory(compress_buf);
- term_dev(dev);
- free_block(block);
- free_record(rec);
- free_jcr(jcr);
- printf("%u files restored.\n", num_files);
- return;
-}
-static void get_session_record(DEVICE *dev, DEV_RECORD *rec, SESSION_LABEL *sessrec)
-{
- char *rtype;
- memset(sessrec, 0, sizeof(sessrec));
- switch (rec->FileIndex) {
- case PRE_LABEL:
- rtype = "Fresh Volume Label";
- break;
- case VOL_LABEL:
- rtype = "Volume Label";
- unser_volume_label(dev, rec);
- break;
- case SOS_LABEL:
- rtype = "Begin Session";
- unser_session_label(sessrec, rec);
- break;
- case EOS_LABEL:
- rtype = "End Session";
- break;
- case EOM_LABEL:
- rtype = "End of Media";
- break;
- default:
- rtype = "Unknown";
- break;
- }
- Dmsg5(10, "%s Record: VolSessionId=%d VolSessionTime=%d JobId=%d DataLen=%d\n",
- rtype, rec->VolSessionId, rec->VolSessionTime, rec->Stream, rec->data_len);
-}
/* Dummies to replace askdir.c */
-int dir_get_volume_info(JCR *jcr) { return 1;}
+int dir_get_volume_info(JCR *jcr, int writing) { return 1;}
int dir_find_next_appendable_volume(JCR *jcr) { return 1;}
int dir_update_volume_info(JCR *jcr, VOLUME_CAT_INFO *vol, int relabel) { return 1; }
int dir_create_jobmedia_record(JCR *jcr) { return 1; }
projects / bacula / bacula / blobdiff