/*
- Bacula® - The Network Backup Solution
-
- Copyright (C) 2000-2010 Free Software Foundation Europe e.V.
-
- The main author of Bacula is Kern Sibbald, with contributions from
- many others, a complete list can be found in the file AUTHORS.
- This program is Free Software; you can redistribute it and/or
- modify it under the terms of version three of the GNU Affero General Public
- License as published by the Free Software Foundation and included
- in the file LICENSE.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU Affero General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA.
-
- Bacula® is a registered trademark of Kern Sibbald.
- The licensor of Bacula is the Free Software Foundation Europe
- (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
- Switzerland, email:ftf@fsfeurope.org.
+ Bacula(R) - The Network Backup Solution
+
+ Copyright (C) 2000-2016 Kern Sibbald
+
+ The original author of Bacula is Kern Sibbald, with contributions
+ from many others, a complete list can be found in the file AUTHORS.
+
+ You may use this file and others of this release according to the
+ license defined in the LICENSE file, which includes the Affero General
+ Public License, v3.0 ("AGPLv3") and some additional permissions and
+ terms pursuant to its AGPLv3 Section 7.
+
+ This notice must be preserved when any source code is
+ conveyed and/or propagated.
+
+ Bacula(R) is a registered trademark of Kern Sibbald.
*/
/*
*
#include "bacula.h"
#include "stored.h"
+#include "ch.h"
#include "findlib/find.h"
+#ifdef HAVE_LZO
+#include <lzo/lzoconf.h>
+#include <lzo/lzo1x.h>
+#endif
+
extern bool parse_sd_config(CONFIG *config, const char *configfile, int exit_code);
static void do_extract(char *fname);
static int non_support_data = 0;
static long total = 0;
static ATTR *attr;
+static POOLMEM *curr_fname;
static char *where;
+static uint64_t num_errors = 0;
+static uint64_t num_records = 0;
static uint32_t num_files = 0;
static uint32_t compress_buf_size = 70000;
static POOLMEM *compress_buf;
static CONFIG *config;
#define CONFIG_FILE "bacula-sd.conf"
+
+void *start_heap;
char *configfile = NULL;
STORES *me = NULL; /* our Global resource */
bool forge_on = false;
+bool skip_extract = false;
pthread_mutex_t device_release_mutex = PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t wait_device_release = PTHREAD_COND_INITIALIZER;
{
fprintf(stderr, _(
PROG_COPYRIGHT
-"\nVersion: %s (%s)\n\n"
+"\n%sVersion: %s (%s)\n\n"
"Usage: bextract <options> <bacula-archive-device-name> <directory-to-store-files>\n"
" -b <file> specify a bootstrap file\n"
" -c <file> specify a Storage configuration file\n"
" -d <nn> set debug level to <nn>\n"
" -dt print timestamp in debug output\n"
+" -T send debug traces to trace file (stored in /tmp)\n"
" -e <file> exclude list\n"
" -i <file> include list\n"
" -p proceed inspite of I/O errors\n"
+" -t read data from volume, do not write anything\n"
" -v verbose\n"
" -V <volumes> specify Volume names (separated by |)\n"
-" -? print this message\n\n"), 2000, VERSION, BDATE);
+" -? print this message\n\n"), 2000, "", VERSION, BDATE);
exit(1);
}
ff = init_find_files();
binit(&bfd);
- while ((ch = getopt(argc, argv, "b:c:d:e:i:pvV:?")) != -1) {
+ while ((ch = getopt(argc, argv, "Ttb:c:d:e:i:pvV:?")) != -1) {
switch (ch) {
+ case 't':
+ skip_extract = true;
+ break;
+
case 'b': /* bootstrap file */
bsr = parse_bsr(NULL, optarg);
// dump_bsr(bsr, true);
break;
+ case 'T': /* Send debug to trace file */
+ set_trace(1);
+ break;
+
case 'c': /* specify config file */
if (configfile != NULL) {
free(configfile);
}
while (fgets(line, sizeof(line), fd) != NULL) {
strip_trailing_junk(line);
+ if (line[0] == 0) { /* skip blank lines */
+ continue;
+ }
Dmsg1(900, "add_exclude %s\n", line);
add_fname_to_exclude_list(ff, line);
}
}
while (fgets(line, sizeof(line), fd) != NULL) {
strip_trailing_junk(line);
+ if (line[0] == 0) { /* skip blank lines */
+ continue;
+ }
Dmsg1(900, "add_include %s\n", line);
add_fname_to_include_list(ff, 0, line);
}
config = new_config_parser();
parse_sd_config(config, configfile, M_ERROR_TERM);
+ setup_me();
+ load_sd_plugins(me->plugin_directory);
if (!got_inc) { /* If no include file, */
add_fname_to_include_list(ff, 0, "/"); /* include everything */
static void do_extract(char *devname)
{
+ char ed1[50];
struct stat statp;
enable_backup_privileges(NULL, 1);
- jcr = setup_jcr("bextract", devname, bsr, VolumeName, 1); /* acquire for read */
+ jcr = setup_jcr("bextract", devname, bsr, VolumeName, SD_READ, false/*read dedup data*/);
if (!jcr) {
exit(1);
}
attr = new_attr(jcr);
compress_buf = get_memory(compress_buf_size);
+ curr_fname = get_pool_memory(PM_FNAME);
+ *curr_fname = 0;
read_records(dcr, record_cb, mount_next_read_volume);
/* If output file is still open, it was the last one in the
free_attr(attr);
free_jcr(jcr);
dev->term();
+ free_pool_memory(curr_fname);
printf(_("%u files restored.\n"), num_files);
+ if (num_errors) {
+ printf(_("Found %s error%s\n"), edit_uint64(num_errors, ed1), num_errors>1? "s":"");
+ }
return;
}
*/
static bool record_cb(DCR *dcr, DEV_RECORD *rec)
{
- int stat;
+ int stat, ret=true;
JCR *jcr = dcr->jcr;
+ char ed1[50];
+
+ bool restoredatap = false;
+ POOLMEM *orgdata = NULL;
+ uint32_t orgdata_len = 0;
if (rec->FileIndex < 0) {
return true; /* we don't want labels */
}
+ /* In this mode, we do not create any file on disk, just read
+ * everything from the volume.
+ */
+ if (skip_extract) {
+ switch (rec->maskedStream) {
+ case STREAM_UNIX_ATTRIBUTES:
+ case STREAM_UNIX_ATTRIBUTES_EX:
+ if (!unpack_attributes_record(jcr, rec->Stream, rec->data, rec->data_len, attr)) {
+ Emsg0(M_ERROR_TERM, 0, _("Cannot continue.\n"));
+ }
+ if (verbose) {
+ attr->data_stream = decode_stat(attr->attr, &attr->statp, sizeof(attr->statp), &attr->LinkFI);
+ build_attr_output_fnames(jcr, attr);
+ print_ls_output(jcr, attr);
+ }
+ pm_strcpy(curr_fname, attr->fname);
+ num_files++;
+ break;
+ }
+ num_records++;
+
+ /* We display some progress information if verbose not set or set to 2 */
+ if (verbose != 1 && (num_records % 200000) == 0L) {
+ fprintf(stderr, "\rfiles=%d records=%s\n", num_files, edit_uint64(num_records, ed1));
+ }
+ ret = true;
+ goto bail_out;
+ }
+
/* File Attributes stream */
switch (rec->maskedStream) {
Emsg0(M_ERROR_TERM, 0, _("Cannot continue.\n"));
}
+ /* Keep the name of the current file if we find a bad block */
+ pm_strcpy(curr_fname, attr->fname);
+
if (file_is_included(ff, attr->fname) && !file_is_excluded(ff, attr->fname)) {
- attr->data_stream = decode_stat(attr->attr, &attr->statp, &attr->LinkFI);
+ attr->data_stream = decode_stat(attr->attr, &attr->statp, sizeof(attr->statp), &attr->LinkFI);
if (!is_restore_stream_supported(attr->data_stream)) {
if (!non_support_data++) {
Jmsg(jcr, M_ERROR, 0, _("%s stream not supported on this Client.\n"),
stream_to_ascii(attr->data_stream));
}
extract = false;
- return true;
+ goto bail_out;
}
build_attr_output_fnames(jcr, attr);
if (attr->type == FT_DELETED) { /* TODO: choose the right fname/ofname */
Jmsg(jcr, M_INFO, 0, _("%s was deleted.\n"), attr->fname);
extract = false;
- return true;
+ goto bail_out;
}
extract = false;
stat = create_file(jcr, attr, &bfd, REPLACE_ALWAYS);
+
switch (stat) {
case CF_ERROR:
case CF_SKIP:
#ifdef HAVE_LIBZ
if (extract) {
uLong compress_len = compress_buf_size;
- int stat;
+ int stat = Z_BUF_ERROR;
if (rec->maskedStream == STREAM_SPARSE_GZIP_DATA) {
ser_declare;
Emsg3(M_ERROR, 0, _("Seek to %s error on %s: ERR=%s\n"),
edit_uint64(fileAddr, ec1), attr->ofname, be.bstrerror());
extract = false;
- return true;
+ goto bail_out;
}
}
} else {
if (stat != Z_OK) {
Emsg1(M_ERROR, 0, _("Uncompression error. ERR=%d\n"), stat);
extract = false;
- return true;
+ goto bail_out;
}
Dmsg2(100, "Write uncompressed %d bytes, total before write=%d\n", compress_len, total);
if (extract) {
Emsg0(M_ERROR, 0, _("GZIP data stream found, but GZIP not configured!\n"));
extract = false;
- return true;
+ goto bail_out;
}
#endif
break;
+ /* Compressed data stream */
+ case STREAM_COMPRESSED_DATA:
+ case STREAM_SPARSE_COMPRESSED_DATA:
+ case STREAM_WIN32_COMPRESSED_DATA:
+ if (extract) {
+ uint32_t comp_magic, comp_len;
+ uint16_t comp_level, comp_version;
+#ifdef HAVE_LZO
+ lzo_uint compress_len;
+ const unsigned char *cbuf;
+ int r, real_compress_len;
+#endif
+
+ if (rec->maskedStream == STREAM_SPARSE_COMPRESSED_DATA) {
+ ser_declare;
+ uint64_t faddr;
+ char ec1[50];
+ wbuf = rec->data + OFFSET_FADDR_SIZE;
+ wsize = rec->data_len - OFFSET_FADDR_SIZE;
+ ser_begin(rec->data, OFFSET_FADDR_SIZE);
+ unser_uint64(faddr);
+ if (fileAddr != faddr) {
+ fileAddr = faddr;
+ if (blseek(&bfd, (boffset_t)fileAddr, SEEK_SET) < 0) {
+ berrno be;
+ Emsg3(M_ERROR, 0, _("Seek to %s error on %s: ERR=%s\n"),
+ edit_uint64(fileAddr, ec1), attr->ofname, be.bstrerror());
+ extract = false;
+ goto bail_out;
+ }
+ }
+ } else {
+ wbuf = rec->data;
+ wsize = rec->data_len;
+ }
+
+ /* read compress header */
+ unser_declare;
+ unser_begin(wbuf, sizeof(comp_stream_header));
+ unser_uint32(comp_magic);
+ unser_uint32(comp_len);
+ unser_uint16(comp_level);
+ unser_uint16(comp_version);
+ Dmsg4(200, "Compressed data stream found: magic=0x%x, len=%d, level=%d, ver=0x%x\n", comp_magic, comp_len,
+ comp_level, comp_version);
+
+ /* version check */
+ if (comp_version != COMP_HEAD_VERSION) {
+ Emsg1(M_ERROR, 0, _("Compressed header version error. version=0x%x\n"), comp_version);
+ ret = false;
+ goto bail_out;
+ }
+ /* size check */
+ if (comp_len + sizeof(comp_stream_header) != wsize) {
+ Emsg2(M_ERROR, 0, _("Compressed header size error. comp_len=%d, msglen=%d\n"),
+ comp_len, wsize);
+ ret = false;
+ goto bail_out;
+ }
+
+ switch(comp_magic) {
+#ifdef HAVE_LZO
+ case COMPRESS_LZO1X:
+ compress_len = compress_buf_size;
+ cbuf = (const unsigned char*) wbuf + sizeof(comp_stream_header);
+ real_compress_len = wsize - sizeof(comp_stream_header);
+ Dmsg2(200, "Comp_len=%d msglen=%d\n", compress_len, wsize);
+ while ((r=lzo1x_decompress_safe(cbuf, real_compress_len,
+ (unsigned char *)compress_buf, &compress_len, NULL)) == LZO_E_OUTPUT_OVERRUN)
+ {
+
+ /* The buffer size is too small, try with a bigger one */
+ compress_len = 2 * compress_len;
+ compress_buf = check_pool_memory_size(compress_buf,
+ compress_len);
+ }
+ if (r != LZO_E_OK) {
+ Emsg1(M_ERROR, 0, _("LZO uncompression error. ERR=%d\n"), r);
+ extract = false;
+ goto bail_out;
+ }
+ Dmsg2(100, "Write uncompressed %d bytes, total before write=%d\n", compress_len, total);
+ store_data(&bfd, compress_buf, compress_len);
+ total += compress_len;
+ fileAddr += compress_len;
+ Dmsg2(100, "Compress len=%d uncompressed=%d\n", rec->data_len, compress_len);
+ break;
+#endif
+ default:
+ Emsg1(M_ERROR, 0, _("Compression algorithm 0x%x found, but not supported!\n"), comp_magic);
+ extract = false;
+ goto bail_out;
+ }
+
+ }
+ break;
+
case STREAM_MD5_DIGEST:
case STREAM_SHA1_DIGEST:
case STREAM_SHA256_DIGEST:
break;
} /* end switch */
- return true;
+bail_out:
+ if (restoredatap) {
+ rec->data = orgdata;
+ rec->data_len = orgdata_len;
+ }
+ return ret;
}
/* Dummies to replace askdir.c */
bool dir_find_next_appendable_volume(DCR *dcr) { return 1;}
bool dir_update_volume_info(DCR *dcr, bool relabel, bool update_LastWritten) { return 1; }
bool dir_create_jobmedia_record(DCR *dcr, bool zero) { return 1; }
+bool flush_jobmedia_queue(JCR *jcr) { return true; }
bool dir_ask_sysop_to_create_appendable_volume(DCR *dcr) { return 1; }
bool dir_update_file_attributes(DCR *dcr, DEV_RECORD *rec) { return 1;}
bool dir_send_job_status(JCR *jcr) {return 1;}
-bool dir_ask_sysop_to_mount_volume(DCR *dcr, int /*mode*/)
+bool dir_ask_sysop_to_mount_volume(DCR *dcr, bool /*writing*/)
{
DEVICE *dev = dcr->dev;
fprintf(stderr, _("Mount Volume \"%s\" on device %s and press return when ready: "),
{
Dmsg0(100, "Fake dir_get_volume_info\n");
dcr->setVolCatName(dcr->VolumeName);
- dcr->VolCatInfo.VolCatParts = find_num_dvd_parts(dcr);
- Dmsg2(500, "Vol=%s num_parts=%d\n", dcr->getVolCatName(), dcr->VolCatInfo.VolCatParts);
+ Dmsg2(500, "Vol=%s VolType=%d\n", dcr->getVolCatName(), dcr->VolCatInfo.VolCatType);
return 1;
}