2 * Amanda, The Advanced Maryland Automatic Network Disk Archiver
3 * Copyright (c) 1991-1998 University of Maryland at College Park
4 * Copyright (c) 2007-2012 Zmanda, Inc. All Rights Reserved.
7 * Permission to use, copy, modify, distribute, and sell this software and its
8 * documentation for any purpose is hereby granted without fee, provided that
9 * the above copyright notice appear in all copies and that both that
10 * copyright notice and this permission notice appear in supporting
11 * documentation, and that the name of U.M. not be used in advertising or
12 * publicity pertaining to distribution of the software without specific,
13 * written prior permission. U.M. makes no representations about the
14 * suitability of this software for any purpose. It is provided "as is"
15 * without express or implied warranty.
17 * U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
19 * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
20 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
21 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
22 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 * Authors: the Amanda Development Team. Its members are listed in a
25 * file named AUTHORS, in the root directory of this distribution.
28 * $Id: runtar.c,v 1.24 2006/08/25 11:41:31 martinea Exp $
30 * runs GNUTAR program as root
32 * argv[0] is the runtar program name
33 * argv[1] is the config name or NOCONFIG
34 * argv[2] will be argv[0] of the gtar program
41 int main(int argc, char **argv);
55 if (argc > 1 && argv && argv[1] && g_str_equal(argv[1], "--version")) {
56 printf("runtar-%s\n", VERSION);
61 * Configure program for internationalization:
62 * 1) Only set the message locale for now.
63 * 2) Set textdomain for all amanda related programs to "amanda"
64 * We don't want to be forced to support dozens of message catalogs.
66 setlocale(LC_MESSAGES, "C");
74 /* Don't die when child closes pipe */
75 signal(SIGPIPE, SIG_IGN);
77 dbopen(DBG_SUBDIR_CLIENT);
78 config_init(CONFIG_INIT_CLIENT, NULL);
81 error(_("Need at least 3 arguments\n"));
85 dbprintf(_("version %s\n"), VERSION);
87 if (strcmp(argv[3], "--create") != 0) {
88 error(_("Can only be used to create tar archives\n"));
94 g_fprintf(stderr,_("gnutar not available on this system.\n"));
95 dbprintf(_("%s: gnutar not available on this system.\n"), argv[0]);
102 * Print out version information for tar.
106 char version_buf[80];
108 if ((version_file = popen(GNUTAR " --version 2>&1", "r")) != NULL) {
109 if (fgets(version_buf, (int)sizeof(version_buf), version_file) != NULL) {
110 dbprintf(_(GNUTAR " version: %s\n"), version_buf);
112 if (ferror(version_file)) {
113 dbprintf(_(GNUTAR " version: Read failure: %s\n"), strerror(errno));
115 dbprintf(_(GNUTAR " version: Read failure; EOF\n"));
119 dbprintf(_(GNUTAR " version: unavailable: %s\n"), strerror(errno));
123 #ifdef WANT_SETUID_CLIENT
124 check_running_as(RUNNING_AS_CLIENT_LOGIN | RUNNING_AS_UID_ONLY);
125 if (!become_root()) {
126 error(_("error [%s could not become root (is the setuid bit set?)]\n"), get_pname());
130 check_running_as(RUNNING_AS_CLIENT_LOGIN);
137 dbprintf(_("config: %s\n"), argv[0]);
138 if (strcmp(argv[0], "NOCONFIG") != 0)
139 dbrename(argv[0], DBG_SUBDIR_CLIENT);
143 cmdline = stralloc(GNUTAR);
144 for (i = 1; argv[i]; i++) {
147 quoted = quote_string(argv[i]);
148 cmdline = vstrextend(&cmdline, " ", quoted, NULL);
151 dbprintf(_("running: %s\n"), cmdline);
160 execve(GNUTAR, argv, safe_env());
163 dbreopen(dbf, "more");
165 dbprintf(_("execve of %s failed (%s)\n"), GNUTAR, e);
168 g_fprintf(stderr, _("runtar: could not exec %s: %s\n"), GNUTAR, e);