2 * Create a file, and reset the modes
4 * Kern Sibbald, November MM
10 Copyright (C) 2000, 2001, 2002 Kern Sibbald and John Walker
12 This program is free software; you can redistribute it and/or
13 modify it under the terms of the GNU General Public License as
14 published by the Free Software Foundation; either version 2 of
15 the License, or (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 General Public License for more details.
22 You should have received a copy of the GNU General Public
23 License along with this program; if not, write to the Free
24 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
33 #define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO)
43 * Create the file, or the directory
45 * fname is the original filename
46 * ofile is the output filename (may be in a different directory)
48 * Returns: 1 on success
51 * Note, we create the file here, except for special files,
52 * we do not set the attributes because we want to first
53 * write the file, then when the writing is done, set the
55 * So, we return with the file descriptor open for normal
59 int create_file(void *jcr, char *fname, char *ofile, char *lname,
60 int type, int stream, struct stat *statp,
61 char *attribsEx, int *ofd, int replace)
63 int new_mode, parent_mode, mode;
71 new_mode = statp->st_mode;
72 Dmsg2(300, "newmode=%x file=%s\n", new_mode, ofile);
73 parent_mode = S_IWUSR | S_IXUSR | new_mode;
78 case FT_LNKSAVED: /* Hard linked, file already saved */
79 Dmsg2(130, "Hard link %s => %s\n", ofile, lname);
80 if (link(lname, ofile) != 0) {
81 Jmsg3(jcr, M_ERROR, 0, _("Could not hard link %s ==> %s: ERR=%s\n"),
82 ofile, lname, strerror(errno));
85 case FT_REGE: /* empty file */
86 case FT_REG: /* regular file */
87 /* If not always replacing, do a stat and decide */
88 if (replace != REPLACE_ALWAYS) {
90 if (lstat(ofile, &mstatp) == 0) {
93 if (statp->st_mtime < mstatp.st_mtime) {
94 Jmsg1(jcr, M_INFO, 0, _("File %s skipped. Not newer.\n"), ofile);
99 if (statp->st_mtime > mstatp.st_mtime) {
100 Jmsg1(jcr, M_INFO, 0, _("File %s skipped. Not older.\n"), ofile);
105 Jmsg1(jcr, M_INFO, 0, _("File %s skipped. Already exists.\n"), ofile);
110 /* Separate pathname and filename */
111 for (p=f=ofile; *p; p++) {
113 f = p; /* possible filename */
122 Jmsg1(jcr, M_ERROR, 0, _("Zero length filename: %s\n"), fname);
128 Jmsg1(jcr, M_ERROR, 0, _("Zero length path: %s\n"), fname);
131 savechr = ofile[pnl];
132 ofile[pnl] = 0; /* terminate path */
134 Dmsg1(50, "Make path %s\n", ofile);
136 * If we need to make the directory, ensure that it is with
137 * execute bit set (i.e. parent_mode), and preserve what already
138 * exists. Normally, this should do nothing.
140 stat = !make_path(jcr, ofile, parent_mode, parent_mode, uid, gid, 1, NULL);
142 Dmsg1(0, "Could not make path. %s\n", ofile);
146 ofile[pnl] = savechr; /* restore full name */
147 Dmsg1(100, "Create file %s\n", ofile);
148 mode = O_WRONLY | O_CREAT | O_TRUNC | O_BINARY;
149 if (IS_CTG(statp->st_mode)) {
150 mode |= O_CTG; /* set contiguous bit if needed */
152 Dmsg1(50, "Create file: %s\n", ofile);
153 if ((*ofd = open(ofile, mode, S_IRUSR | S_IWUSR)) < 0) {
154 Jmsg2(jcr, M_ERROR, 0, _("Could not create %s: ERR=%s\n"), ofile, strerror(errno));
159 Dmsg2(130, "FT_LNK should restore: %s -> %s\n", ofile, lname);
160 if (symlink(lname, ofile) != 0 && errno != EEXIST) {
161 Jmsg3(jcr, M_ERROR, 0, _("Could not symlink %s -> %s: ERR=%s\n"),
162 ofile, lname, strerror(errno));
166 Dmsg2(300, "Make dir mode=%o dir=%s\n", new_mode, ofile);
167 if (make_path(jcr, ofile, new_mode, parent_mode, uid, gid, 0, NULL) != 0) {
168 Jmsg1(jcr, M_ERROR, 0, _("Could not make directory: %s\n"), ofile);
172 if (S_ISFIFO(statp->st_mode)) {
173 Dmsg1(0, "Restore fifo: %s\n", ofile);
174 if (mkfifo(ofile, statp->st_mode) != 0) {
175 Jmsg2(jcr, M_ERROR, 0, _("Cannot make fifo %s: ERR=%s\n"), ofile, strerror(errno));
179 Dmsg1(0, "Restore node: %s\n", ofile);
180 if (mknod(ofile, statp->st_mode, statp->st_rdev) != 0) {
181 Jmsg2(jcr, M_ERROR, 0, _("Cannot make node %s: ERR=%s\n"), ofile, strerror(errno));
185 Dmsg1(0, "FT_SPEC %s\n", ofile);
188 /* The following should not occur */
198 Jmsg2(jcr, M_ERROR, 0, _("Original file %s not saved. Stat=%d\n"), fname, type);
201 Jmsg2(jcr, M_ERROR, 0, _("Unknown file type %d; not restored: %s\n"), type, fname);