2006-07-02 19:47:05 +00:00
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/* vi: set sw=4 ts=4: */
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2003-09-24 03:22:57 +00:00
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/*
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2007-03-11 22:16:02 +00:00
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* Copyright (C) 2003 by Glenn McGrath <bug1@iinet.net.au>
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* SELinux support: by Yuichi Nakamura <ynakam@hitachisoft.jp>
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2003-09-24 03:22:57 +00:00
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*
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2006-07-12 07:56:04 +00:00
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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2003-09-24 03:22:57 +00:00
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*
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* TODO: -d option, need a way of recursively making directories and changing
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* owner/group, will probably modify bb_make_directory(...)
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*/
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2006-08-09 20:56:23 +00:00
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#include <libgen.h>
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#include <getopt.h> /* struct option */
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2003-11-27 22:40:08 +00:00
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2007-05-26 19:00:18 +00:00
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#include "libbb.h"
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#include "libcoreutils/coreutils.h"
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2006-05-26 20:19:22 +00:00
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#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
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2007-08-12 20:58:27 +00:00
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static const char install_longopts[] ALIGN1 =
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2007-07-23 17:14:14 +00:00
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"directory\0" No_argument "d"
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"preserve-timestamps\0" No_argument "p"
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"strip\0" No_argument "s"
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"group\0" No_argument "g"
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"mode\0" No_argument "m"
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"owner\0" No_argument "o"
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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2007-07-23 17:14:14 +00:00
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"context\0" Required_argument "Z"
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"preserve_context\0" No_argument "\xff"
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"preserve-context\0" No_argument "\xff"
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2007-03-10 16:58:49 +00:00
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#endif
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2007-07-24 15:54:42 +00:00
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;
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2006-05-26 20:19:22 +00:00
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#endif
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2004-03-15 08:29:22 +00:00
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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static bool use_default_selinux_context = 1;
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2007-04-16 22:32:04 +00:00
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static void setdefaultfilecon(const char *path)
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{
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2007-03-10 16:58:49 +00:00
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struct stat s;
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security_context_t scontext = NULL;
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if (!is_selinux_enabled()) {
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return;
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2007-03-20 11:30:28 +00:00
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}
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2007-03-10 16:58:49 +00:00
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if (lstat(path, &s) != 0) {
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return;
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}
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if (matchpathcon(path, s.st_mode, &scontext) < 0) {
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goto out;
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}
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if (strcmp(scontext, "<<none>>") == 0) {
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goto out;
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}
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if (lsetfilecon(path, scontext) < 0) {
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if (errno != ENOTSUP) {
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bb_perror_msg("warning: failed to change context of %s to %s", path, scontext);
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}
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}
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out:
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freecon(scontext);
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}
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#endif
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2007-02-03 17:28:39 +00:00
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int install_main(int argc, char **argv);
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2006-03-06 20:47:33 +00:00
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int install_main(int argc, char **argv)
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2003-09-24 03:22:57 +00:00
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{
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2006-12-28 05:44:47 +00:00
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struct stat statbuf;
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2004-01-23 10:57:00 +00:00
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mode_t mode;
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uid_t uid;
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gid_t gid;
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2006-12-28 05:44:47 +00:00
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const char *gid_str;
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const char *uid_str;
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const char *mode_str;
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2003-11-27 22:40:08 +00:00
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int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE;
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2005-10-09 11:16:01 +00:00
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int ret = EXIT_SUCCESS, flags, i, isdir;
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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security_context_t scontext;
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#endif
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2006-12-28 05:44:47 +00:00
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enum {
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OPT_CMD = 0x1,
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OPT_DIRECTORY = 0x2,
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OPT_PRESERVE_TIME = 0x4,
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OPT_STRIP = 0x8,
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OPT_GROUP = 0x10,
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OPT_MODE = 0x20,
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OPT_OWNER = 0x40,
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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OPT_SET_SECURITY_CONTEXT = 0x80,
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OPT_PRESERVE_SECURITY_CONTEXT = 0x100,
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#endif
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2006-12-28 05:44:47 +00:00
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};
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2006-05-26 20:19:22 +00:00
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#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
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2007-07-23 17:14:14 +00:00
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applet_long_options = install_longopts;
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2006-05-26 20:19:22 +00:00
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#endif
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2007-07-21 13:27:44 +00:00
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opt_complementary = "s--d:d--s" USE_SELINUX(":Z--\xff:\xff--Z");
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2007-03-10 16:58:49 +00:00
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/* -c exists for backwards compatibility, it's needed */
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2007-06-17 00:35:15 +00:00
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flags = getopt32(argc, argv, "cdpsg:m:o:" USE_SELINUX("Z:"),
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&gid_str, &mode_str, &uid_str USE_SELINUX(, &scontext));
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2007-03-20 11:30:28 +00:00
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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if (flags & OPT_PRESERVE_SECURITY_CONTEXT) {
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use_default_selinux_context = 0;
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copy_flags |= FILEUTILS_PRESERVE_SECURITY_CONTEXT;
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selinux_or_die();
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}
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if (flags & OPT_SET_SECURITY_CONTEXT) {
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selinux_or_die();
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2007-03-12 18:22:55 +00:00
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setfscreatecon_or_die(scontext);
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2007-03-10 16:58:49 +00:00
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use_default_selinux_context = 0;
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copy_flags |= FILEUTILS_SET_SECURITY_CONTEXT;
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}
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#endif
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2003-11-27 22:40:08 +00:00
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/* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
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2006-12-28 05:44:47 +00:00
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if (flags & OPT_PRESERVE_TIME) {
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2003-11-27 22:40:08 +00:00
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copy_flags |= FILEUTILS_PRESERVE_STATUS;
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}
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2006-12-28 05:44:47 +00:00
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mode = 0666;
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if (flags & OPT_MODE) bb_parse_mode(mode_str, &mode);
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uid = (flags & OPT_OWNER) ? get_ug_id(uid_str, xuname2uid) : getuid();
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gid = (flags & OPT_GROUP) ? get_ug_id(gid_str, xgroup2gid) : getgid();
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if (flags & (OPT_OWNER|OPT_GROUP)) umask(0);
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2003-09-24 03:22:57 +00:00
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2004-01-23 10:57:00 +00:00
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/* Create directories
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2006-10-20 13:28:22 +00:00
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* don't use bb_make_directory() as it can't change uid or gid
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2004-01-23 10:57:00 +00:00
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* perhaps bb_make_directory() should be improved.
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*/
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2006-12-28 05:44:47 +00:00
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if (flags & OPT_DIRECTORY) {
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2003-09-24 05:00:29 +00:00
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for (argv += optind; *argv; argv++) {
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2004-01-23 10:57:00 +00:00
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char *old_argv_ptr = *argv + 1;
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char *argv_ptr;
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2003-09-24 05:00:29 +00:00
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do {
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2004-01-23 10:57:00 +00:00
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argv_ptr = strchr(old_argv_ptr, '/');
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old_argv_ptr = argv_ptr;
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if (argv_ptr) {
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*argv_ptr = '\0';
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old_argv_ptr++;
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}
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2006-12-28 05:44:47 +00:00
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if (mkdir(*argv, mode | 0111) == -1) {
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2004-01-23 20:28:53 +00:00
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if (errno != EEXIST) {
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2006-10-20 13:28:22 +00:00
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bb_perror_msg("cannot create %s", *argv);
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2004-01-23 20:28:53 +00:00
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ret = EXIT_FAILURE;
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break;
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}
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2003-09-24 05:00:29 +00:00
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}
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2007-01-13 21:06:21 +00:00
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if ((flags & (OPT_OWNER|OPT_GROUP))
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2006-12-28 05:44:47 +00:00
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&& lchown(*argv, uid, gid) == -1
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) {
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2004-01-23 10:57:00 +00:00
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bb_perror_msg("cannot change ownership of %s", *argv);
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ret = EXIT_FAILURE;
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break;
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2003-09-24 05:00:29 +00:00
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}
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if (argv_ptr) {
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2004-01-23 10:57:00 +00:00
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*argv_ptr = '/';
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2003-09-24 05:00:29 +00:00
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}
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2004-01-23 10:57:00 +00:00
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} while (old_argv_ptr);
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2003-09-24 05:00:29 +00:00
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}
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2006-11-27 16:49:31 +00:00
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return ret;
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2003-09-24 05:00:29 +00:00
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}
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2004-03-15 08:29:22 +00:00
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2007-06-17 00:35:15 +00:00
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/* coreutils install resolves link in this case, don't use lstat */
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isdir = stat(argv[argc - 1], &statbuf) < 0 ? 0 : S_ISDIR(statbuf.st_mode);
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2006-12-28 05:44:47 +00:00
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2003-09-24 03:22:57 +00:00
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for (i = optind; i < argc - 1; i++) {
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2006-01-30 19:48:23 +00:00
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char *dest;
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2003-09-24 03:22:57 +00:00
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2005-10-09 11:16:01 +00:00
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dest = argv[argc - 1];
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2006-12-28 05:44:47 +00:00
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if (isdir)
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dest = concat_path_file(argv[argc - 1], basename(argv[i]));
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2003-09-24 03:22:57 +00:00
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ret |= copy_file(argv[i], dest, copy_flags);
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/* Set the file mode */
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2006-12-28 05:44:47 +00:00
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if ((flags & OPT_MODE) && chmod(dest, mode) == -1) {
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2003-09-24 03:22:57 +00:00
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bb_perror_msg("cannot change permissions of %s", dest);
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2004-01-23 10:57:00 +00:00
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ret = EXIT_FAILURE;
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2003-09-24 03:22:57 +00:00
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}
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2007-03-10 16:58:49 +00:00
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#if ENABLE_SELINUX
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if (use_default_selinux_context)
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setdefaultfilecon(dest);
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#endif
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2003-09-24 03:22:57 +00:00
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/* Set the user and group id */
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2006-12-28 05:44:47 +00:00
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if ((flags & (OPT_OWNER|OPT_GROUP))
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&& lchown(dest, uid, gid) == -1
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) {
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2003-09-24 03:22:57 +00:00
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bb_perror_msg("cannot change ownership of %s", dest);
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2004-03-15 08:29:22 +00:00
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ret = EXIT_FAILURE;
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2003-09-24 03:22:57 +00:00
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}
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2006-12-28 05:44:47 +00:00
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if (flags & OPT_STRIP) {
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2007-06-17 00:35:15 +00:00
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char *args[3];
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args[0] = (char*)"strip";
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args[1] = dest;
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args[2] = NULL;
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if (spawn_and_wait(args)) {
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2006-12-28 05:44:47 +00:00
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bb_perror_msg("strip");
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2004-03-15 08:29:22 +00:00
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ret = EXIT_FAILURE;
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2003-09-24 03:22:57 +00:00
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}
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}
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2006-12-28 05:44:47 +00:00
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if (ENABLE_FEATURE_CLEAN_UP && isdir) free(dest);
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2003-09-24 03:22:57 +00:00
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}
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2004-03-15 08:29:22 +00:00
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2006-11-27 16:49:31 +00:00
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return ret;
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2003-09-24 03:22:57 +00:00
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}
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