1 /* vi: set sw=4 ts=4: */
3 * Copyright (C) 2003 by Glenn McGrath
4 * SELinux support: by Yuichi Nakamura <ynakam@hitachisoft.jp>
6 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
8 * TODO: -d option, need a way of recursively making directories and changing
9 * owner/group, will probably modify bb_make_directory(...)
13 #include "libcoreutils/coreutils.h"
15 #if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
16 static const char install_longopts[] ALIGN1 =
17 "directory\0" No_argument "d"
18 "preserve-timestamps\0" No_argument "p"
19 "strip\0" No_argument "s"
20 "group\0" Required_argument "g"
21 "mode\0" Required_argument "m"
22 "owner\0" Required_argument "o"
23 /* autofs build insists of using -b --suffix=.orig */
24 /* TODO? (short option for --suffix is -S) */
26 "context\0" Required_argument "Z"
27 "preserve_context\0" No_argument "\xff"
28 "preserve-context\0" No_argument "\xff"
35 static void setdefaultfilecon(const char *path)
38 security_context_t scontext = NULL;
40 if (!is_selinux_enabled()) {
43 if (lstat(path, &s) != 0) {
47 if (matchpathcon(path, s.st_mode, &scontext) < 0) {
50 if (strcmp(scontext, "<<none>>") == 0) {
54 if (lsetfilecon(path, scontext) < 0) {
55 if (errno != ENOTSUP) {
56 bb_perror_msg("warning: failed to change context of %s to %s", path, scontext);
66 int install_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
67 int install_main(int argc, char **argv)
77 int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE;
80 int ret = EXIT_SUCCESS;
83 security_context_t scontext;
84 bool use_default_selinux_context = 1;
90 OPT_DIRECTORY = 1 << 3,
91 OPT_PRESERVE_TIME = 1 << 4,
97 OPT_SET_SECURITY_CONTEXT = 1 << 9,
98 OPT_PRESERVE_SECURITY_CONTEXT = 1 << 10,
102 #if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
103 applet_long_options = install_longopts;
105 opt_complementary = "s--d:d--s" USE_SELINUX(":Z--\xff:\xff--Z");
106 /* -c exists for backwards compatibility, it's needed */
107 /* -v is ignored ("print name of each created directory") */
108 /* -b is ignored ("make a backup of each existing destination file") */
109 flags = getopt32(argv, "cvb" "dpsg:m:o:" USE_SELINUX("Z:"),
110 &gid_str, &mode_str, &uid_str USE_SELINUX(, &scontext));
115 if (flags & (OPT_PRESERVE_SECURITY_CONTEXT|OPT_SET_SECURITY_CONTEXT)) {
117 use_default_selinux_context = 0;
118 if (flags & OPT_PRESERVE_SECURITY_CONTEXT) {
119 copy_flags |= FILEUTILS_PRESERVE_SECURITY_CONTEXT;
121 if (flags & OPT_SET_SECURITY_CONTEXT) {
122 setfscreatecon_or_die(scontext);
123 copy_flags |= FILEUTILS_SET_SECURITY_CONTEXT;
128 /* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
129 if (flags & OPT_PRESERVE_TIME) {
130 copy_flags |= FILEUTILS_PRESERVE_STATUS;
133 if (flags & OPT_MODE)
134 bb_parse_mode(mode_str, &mode);
135 uid = (flags & OPT_OWNER) ? get_ug_id(uid_str, xuname2uid) : getuid();
136 gid = (flags & OPT_GROUP) ? get_ug_id(gid_str, xgroup2gid) : getgid();
138 last = argv[argc - 1];
139 if (!(flags & OPT_DIRECTORY)) {
140 argv[argc - 1] = NULL;
143 /* coreutils install resolves link in this case, don't use lstat */
144 isdir = stat(last, &statbuf) < 0 ? 0 : S_ISDIR(statbuf.st_mode);
150 while ((arg = *argv++) != NULL) {
152 if (flags & OPT_DIRECTORY) {
154 /* GNU coreutils 6.9 does not set uid:gid
155 * on intermediate created directories
156 * (only on last one) */
157 if (bb_make_directory(dest, 0755, FILEUTILS_RECUR)) {
163 dest = concat_path_file(last, basename(arg));
164 if (copy_file(arg, dest, copy_flags)) {
165 /* copy is not made */
171 /* Set the file mode */
172 if ((flags & OPT_MODE) && chmod(dest, mode) == -1) {
173 bb_perror_msg("can't change %s of %s", "permissions", dest);
177 if (use_default_selinux_context)
178 setdefaultfilecon(dest);
180 /* Set the user and group id */
181 if ((flags & (OPT_OWNER|OPT_GROUP))
182 && lchown(dest, uid, gid) == -1
184 bb_perror_msg("can't change %s of %s", "ownership", dest);
187 if (flags & OPT_STRIP) {
189 args[0] = (char*)"strip";
192 if (spawn_and_wait(args)) {
193 bb_perror_msg("strip");
198 if (ENABLE_FEATURE_CLEAN_UP && isdir)