+/*
+ Bacula® - The Network Backup Solution
+
+ Copyright (C) 2000-2008 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 two of the GNU 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 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 John Walker.
+ The licensor of Bacula is the Free Software Foundation Europe
+ (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
+ Switzerland, email:ftf@fsfeurope.org.
+*/
/*
* Create a file, and reset the modes
*
* Version $Id$
*
*/
-/*
- Copyright (C) 2000-2005 Kern Sibbald
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- version 2 as amended with additional clauses defined in the
- file LICENSE in the main source directory.
-
- 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
- the file LICENSE for additional details.
-
- */
#include "bacula.h"
#include "find.h"
*/
int create_file(JCR *jcr, ATTR *attr, BFILE *bfd, int replace)
{
- int new_mode, parent_mode, mode;
+ mode_t new_mode, parent_mode, mode;
uid_t uid;
gid_t gid;
int pnl;
bool exists = false;
struct stat mstatp;
+ bfd->reparse_point = false;
if (is_win32_stream(attr->data_stream)) {
set_win32_backup(bfd);
} else {
}
new_mode = attr->statp.st_mode;
- Dmsg2(300, "newmode=%x file=%s\n", new_mode, attr->ofname);
+ Dmsg3(200, "type=%d newmode=%x file=%s\n", attr->type, new_mode, attr->ofname);
parent_mode = S_IWUSR | S_IXUSR | new_mode;
gid = attr->statp.st_gid;
uid = attr->statp.st_uid;
+#ifdef HAVE_WIN32
+ if (!bfd->use_backup_api) {
+ // eliminate invalid windows filename characters from foreign filenames
+ char *ch = (char *)attr->ofname;
+ if (ch[0] != 0 && ch[1] != 0) {
+ ch += 2;
+ while (*ch) {
+ switch (*ch) {
+ case ':':
+ case '<':
+ case '>':
+ case '*':
+ case '?':
+ case '|':
+ *ch = '_';
+ break;
+ }
+ ch++;
+ }
+ }
+ }
+#endif
+
Dmsg2(400, "Replace=%c %d\n", (char)replace, replace);
if (lstat(attr->ofname, &mstatp) == 0) {
exists = true;
}
}
switch (attr->type) {
+ case FT_RAW: /* raw device to be written */
+ case FT_FIFO: /* FIFO to be written to */
case FT_LNKSAVED: /* Hard linked, file already saved */
case FT_LNK:
- case FT_RAW:
- case FT_FIFO:
- case FT_SPEC:
+ case FT_SPEC: /* fifo, ... to be backed up */
case FT_REGE: /* empty file */
case FT_REG: /* regular file */
/*
* we may blow away a FIFO that is being used to read the
* restore data, or we may blow away a partition definition.
*/
- if (exists && attr->type != FT_RAW) {
+ if (exists && attr->type != FT_RAW && attr->type != FT_FIFO) {
/* Get rid of old copy */
+ Dmsg1(400, "unlink %s\n", attr->ofname);
if (unlink(attr->ofname) == -1) {
berrno be;
Qmsg(jcr, M_ERROR, 0, _("File %s already exists and could not be replaced. ERR=%s.\n"),
- attr->ofname, be.strerror());
+ attr->ofname, be.bstrerror());
/* Continue despite error */
}
}
attr->ofname[pnl] = 0; /* terminate path */
if (!path_already_seen(jcr, attr->ofname, pnl)) {
- Dmsg1(100, "Make path %s\n", attr->ofname);
+ Dmsg1(400, "Make path %s\n", attr->ofname);
/*
* If we need to make the directory, ensure that it is with
* execute bit set (i.e. parent_mode), and preserve what already
* exists. Normally, this should do nothing.
*/
- if (make_path(jcr, attr->ofname, parent_mode, parent_mode, uid, gid, 1, NULL) != 0) {
+ if (!makepath(attr, attr->ofname, parent_mode, parent_mode, uid, gid, 1)) {
Dmsg1(10, "Could not make path. %s\n", attr->ofname);
attr->ofname[pnl] = savechr; /* restore full name */
return CF_ERROR;
Qmsg1(jcr, M_ERROR, 0, _("bpkt already open fid=%d\n"), bfd->fid);
bclose(bfd);
}
- /*
- * If the open fails, we attempt to cd into the directory
- * and create the file with a relative path rather than
- * the full absolute path. This is for Win32 where
- * path names may be too long to create.
- */
+
+
if ((bopen(bfd, attr->ofname, mode, S_IRUSR | S_IWUSR)) < 0) {
berrno be;
- int stat;
- Dmsg2(000, "bopen failed errno=%d: ERR=%s\n", bfd->berrno,
- be.strerror(bfd->berrno));
- if (strlen(attr->ofname) > 250) { /* Microsoft limitation */
- char savechr;
- char *p, *e;
- struct saved_cwd cwd;
- savechr = attr->ofname[pnl];
- attr->ofname[pnl] = 0; /* terminate path */
- Dmsg1(000, "Do chdir %s\n", attr->ofname);
- if (save_cwd(&cwd) != 0) {
- Qmsg0(jcr, M_ERROR, 0, _("Could not save_dirn"));
- attr->ofname[pnl] = savechr;
- return CF_ERROR;
- }
- p = attr->ofname;
- while ((e = strchr(p, '/'))) {
- *e = 0;
- if (chdir(p) < 0) {
- berrno be;
- Qmsg2(jcr, M_ERROR, 0, _("Could not chdir to %s: ERR=%s\n"),
- attr->ofname, be.strerror());
- restore_cwd(&cwd, NULL, NULL);
- free_cwd(&cwd);
- attr->ofname[pnl] = savechr;
- *e = '/';
- return CF_ERROR;
- }
- *e = '/';
- p = e + 1;
- }
- if (chdir(p) < 0) {
- berrno be;
- Qmsg2(jcr, M_ERROR, 0, _("Could not chdir to %s: ERR=%s\n"),
- attr->ofname, be.strerror());
- restore_cwd(&cwd, NULL, NULL);
- free_cwd(&cwd);
- attr->ofname[pnl] = savechr;
- return CF_ERROR;
- }
- attr->ofname[pnl] = savechr;
- Dmsg1(000, "Do open %s\n", &attr->ofname[pnl+1]);
- if ((bopen(bfd, &attr->ofname[pnl+1], mode, S_IRUSR | S_IWUSR)) < 0) {
- stat = CF_ERROR;
- } else {
- stat = CF_EXTRACT;
- }
- restore_cwd(&cwd, NULL, NULL);
- free_cwd(&cwd);
- if (stat == CF_EXTRACT) {
- return CF_EXTRACT;
- }
- }
+ be.set_errno(bfd->berrno);
Qmsg2(jcr, M_ERROR, 0, _("Could not create %s: ERR=%s\n"),
- attr->ofname, be.strerror(bfd->berrno));
+ attr->ofname, be.bstrerror());
return CF_ERROR;
}
return CF_EXTRACT;
+
#ifndef HAVE_WIN32 // none of these exists on MS Windows
case FT_RAW: /* Bacula raw device e.g. /dev/sda1 */
case FT_FIFO: /* Bacula fifo to save data */
case FT_SPEC:
if (S_ISFIFO(attr->statp.st_mode)) {
- Dmsg1(200, "Restore fifo: %s\n", attr->ofname);
+ Dmsg1(400, "Restore fifo: %s\n", attr->ofname);
if (mkfifo(attr->ofname, attr->statp.st_mode) != 0 && errno != EEXIST) {
berrno be;
Qmsg2(jcr, M_ERROR, 0, _("Cannot make fifo %s: ERR=%s\n"),
- attr->ofname, be.strerror());
+ attr->ofname, be.bstrerror());
return CF_ERROR;
}
+ } else if (S_ISSOCK(attr->statp.st_mode)) {
+ Dmsg1(200, "Skipping restore of socket: %s\n", attr->ofname);
+#ifdef S_IFDOOR // Solaris high speed RPC mechanism
+ } else if (S_ISDOOR(attr->statp.st_mode)) {
+ Dmsg1(200, "Skipping restore of door file: %s\n", attr->ofname);
+#endif
+#ifdef S_IFPORT // Solaris event port for handling AIO
+ } else if (S_ISPORT(attr->statp.st_mode)) {
+ Dmsg1(200, "Skipping restore of event port file: %s\n", attr->ofname);
+#endif
} else {
- Dmsg1(200, "Restore node: %s\n", attr->ofname);
+ Dmsg1(400, "Restore node: %s\n", attr->ofname);
if (mknod(attr->ofname, attr->statp.st_mode, attr->statp.st_rdev) != 0 && errno != EEXIST) {
berrno be;
Qmsg2(jcr, M_ERROR, 0, _("Cannot make node %s: ERR=%s\n"),
- attr->ofname, be.strerror());
+ attr->ofname, be.bstrerror());
return CF_ERROR;
}
}
+ /*
+ * Here we are going to attempt to restore to a FIFO, which
+ * means that the FIFO must already exist, AND there must
+ * be some process already attempting to read from the
+ * FIFO, so we open it write-only.
+ */
if (attr->type == FT_RAW || attr->type == FT_FIFO) {
btimer_t *tid;
- Dmsg1(200, "FT_RAW|FT_FIFO %s\n", attr->ofname);
+ Dmsg1(400, "FT_RAW|FT_FIFO %s\n", attr->ofname);
mode = O_WRONLY | O_BINARY;
/* Timeout open() in 60 seconds */
if (attr->type == FT_FIFO) {
- tid = start_thread_timer(pthread_self(), 60);
+ Dmsg0(400, "Set FIFO timer\n");
+ tid = start_thread_timer(jcr, pthread_self(), 60);
} else {
tid = NULL;
}
if (is_bopen(bfd)) {
Qmsg1(jcr, M_ERROR, 0, _("bpkt already open fid=%d\n"), bfd->fid);
}
+ Dmsg2(400, "open %s mode=0x%x\n", attr->ofname, mode);
if ((bopen(bfd, attr->ofname, mode, 0)) < 0) {
berrno be;
be.set_errno(bfd->berrno);
Qmsg2(jcr, M_ERROR, 0, _("Could not open %s: ERR=%s\n"),
- attr->ofname, be.strerror());
+ attr->ofname, be.bstrerror());
+ Dmsg2(400, "Could not open %s: ERR=%s\n", attr->ofname, be.bstrerror());
stop_thread_timer(tid);
return CF_ERROR;
}
stop_thread_timer(tid);
return CF_EXTRACT;
}
- Dmsg1(200, "FT_SPEC %s\n", attr->ofname);
+ Dmsg1(400, "FT_SPEC %s\n", attr->ofname);
return CF_CREATED;
case FT_LNK:
if (symlink(attr->olname, attr->ofname) != 0 && errno != EEXIST) {
berrno be;
Qmsg3(jcr, M_ERROR, 0, _("Could not symlink %s -> %s: ERR=%s\n"),
- attr->ofname, attr->olname, be.strerror());
+ attr->ofname, attr->olname, be.bstrerror());
return CF_ERROR;
}
return CF_CREATED;
Dmsg2(130, "Hard link %s => %s\n", attr->ofname, attr->olname);
if (link(attr->olname, attr->ofname) != 0) {
berrno be;
+#ifdef HAVE_CHFLAGS
+ struct stat s;
+
+ /*
+ * If using BSD user flags, maybe has a file flag
+ * preventing this. So attempt to disable, retry link,
+ * and reset flags.
+ * Note that BSD securelevel may prevent disabling flag.
+ */
+
+ if (stat(attr->olname, &s) == 0 && s.st_flags != 0) {
+ if (chflags(attr->olname, 0) == 0) {
+ if (link(attr->olname, attr->ofname) != 0) {
+ /* restore original file flags even when linking failed */
+ if (chflags(attr->olname, s.st_flags) < 0) {
+ Qmsg2(jcr, M_ERROR, 0, _("Could not restore file flags for file %s: ERR=%s\n"),
+ attr->olname, be.bstrerror());
+ }
+#endif /* HAVE_CHFLAGS */
Qmsg3(jcr, M_ERROR, 0, _("Could not hard link %s -> %s: ERR=%s\n"),
- attr->ofname, attr->olname, be.strerror());
+ attr->ofname, attr->olname, be.bstrerror());
return CF_ERROR;
+#ifdef HAVE_CHFLAGS
+ }
+ /* finally restore original file flags */
+ if (chflags(attr->olname, s.st_flags) < 0) {
+ Qmsg2(jcr, M_ERROR, 0, _("Could not restore file flags for file %s: ERR=%s\n"),
+ attr->olname, be.bstrerror());
+ }
+ } else {
+ Qmsg2(jcr, M_ERROR, 0, _("Could not reset file flags for file %s: ERR=%s\n"),
+ attr->olname, be.bstrerror());
+ }
+ } else {
+ Qmsg3(jcr, M_ERROR, 0, _("Could not hard link %s -> %s: ERR=%s\n"),
+ attr->ofname, attr->olname, be.bstrerror());
+ return CF_ERROR;
+ }
+#endif /* HAVE_CHFLAGS */
+
}
return CF_CREATED;
#endif
} /* End inner switch */
+ case FT_REPARSE:
+ bfd->reparse_point = true;
+ /* Fall through wanted */
case FT_DIRBEGIN:
case FT_DIREND:
Dmsg2(200, "Make dir mode=%o dir=%s\n", new_mode, attr->ofname);
- if (make_path(jcr, attr->ofname, new_mode, parent_mode, uid, gid, 0, NULL) != 0) {
+ if (!makepath(attr, attr->ofname, new_mode, parent_mode, uid, gid, 0)) {
return CF_ERROR;
}
/*
be.set_errno(bfd->berrno);
#ifdef HAVE_WIN32
/* Check for trying to create a drive, if so, skip */
- if (attr->ofname[1] == ':' && attr->ofname[2] == '/' && attr->ofname[3] == 0) {
+ if (attr->ofname[1] == ':' &&
+ IsPathSeparator(attr->ofname[2]) &&
+ attr->ofname[3] == '\0') {
return CF_SKIP;
}
#endif
Qmsg2(jcr, M_ERROR, 0, _("Could not open %s: ERR=%s\n"),
- attr->ofname, be.strerror());
+ attr->ofname, be.bstrerror());
return CF_ERROR;
}
return CF_EXTRACT;
return CF_CREATED;
}
+ case FT_DELETED:
+ Qmsg2(jcr, M_INFO, 0, _("Original file %s have been deleted: type=%d\n"), attr->fname, attr->type);
+ break;
/* The following should not occur */
case FT_NOACCESS:
case FT_NOFOLLOW:
*/
static int separate_path_and_file(JCR *jcr, char *fname, char *ofile)
{
- char *f, *p;
+ char *f, *p, *q;
int fnl, pnl;
/* Separate pathname and filename */
- for (p=f=ofile; *p; p++) {
- if (*p == '/') {
- f = p; /* possible filename */
+ for (q=p=f=ofile; *p; p++) {
+#ifdef HAVE_WIN32
+ if (IsPathSeparator(*p)) {
+ f = q;
+ if (IsPathSeparator(p[1])) {
+ p++;
+ }
}
+ *q++ = *p; /* copy data */
+#else
+ if (IsPathSeparator(*p)) {
+ f = q; /* possible filename */
+ }
+ q++;
+#endif
}
- if (*f == '/') {
+
+ if (IsPathSeparator(*f)) {
f++;
}
+ *q = 0; /* terminate string */
- fnl = p - f;
+ fnl = q - f;
if (fnl == 0) {
/* The filename length must not be zero here because we
* are dealing with a file (i.e. FT_REGE or FT_REG).
*/
- Qmsg1(jcr, M_ERROR, 0, _("Zero length filename: %s\n"), fname);
+ Jmsg1(jcr, M_ERROR, 0, _("Zero length filename: %s\n"), fname);
return -1;
}
pnl = f - ofile - 1;
if (jcr->cached_pnl == pnl && strcmp(path, jcr->cached_path) == 0) {
return 1;
}
- pm_strcpy(&jcr->cached_path, path);
+ pm_strcpy(jcr->cached_path, path);
jcr->cached_pnl = pnl;
return 0;
}