1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 This file is part of systemd.
5 Copyright 2010 Lennart Poettering, Kay Sievers
6 Copyright 2015 Zbigniew Jędrzejewski-Szmek
22 #include <sys/xattr.h>
30 #include "alloc-util.h"
31 #include "btrfs-util.h"
32 #include "capability-util.h"
33 #include "chattr-util.h"
34 #include "conf-files.h"
37 #include "dirent-util.h"
41 #include "format-util.h"
43 #include "glob-util.h"
50 #include "mount-util.h"
51 #include "parse-util.h"
52 #include "path-lookup.h"
53 #include "path-util.h"
55 #include "selinux-util.h"
57 #include "specifier.h"
58 #include "stat-util.h"
59 #include "stdio-util.h"
60 #include "string-table.h"
61 #include "string-util.h"
63 #include "terminal-util.h"
64 #include "umask-util.h"
65 #include "user-util.h"
68 /* This reads all files listed in /etc/tmpfiles.d/?*.conf and creates
69 * them in the file system. This is intended to be used to create
70 * properly owned directories beneath /tmp, /var/tmp, /run, which are
71 * volatile and hence need to be recreated on bootup. */
73 typedef enum ItemType
{
74 /* These ones take file names */
77 CREATE_DIRECTORY
= 'd',
78 TRUNCATE_DIRECTORY
= 'D',
79 CREATE_SUBVOLUME
= 'v',
80 CREATE_SUBVOLUME_INHERIT_QUOTA
= 'q',
81 CREATE_SUBVOLUME_NEW_QUOTA
= 'Q',
84 CREATE_CHAR_DEVICE
= 'c',
85 CREATE_BLOCK_DEVICE
= 'b',
88 /* These ones take globs */
90 EMPTY_DIRECTORY
= 'e',
92 RECURSIVE_SET_XATTR
= 'T',
94 RECURSIVE_SET_ACL
= 'A',
96 RECURSIVE_SET_ATTRIBUTE
= 'H',
98 IGNORE_DIRECTORY_PATH
= 'X',
100 RECURSIVE_REMOVE_PATH
= 'R',
102 RECURSIVE_RELABEL_PATH
= 'Z',
103 ADJUST_MODE
= 'm', /* legacy, 'z' is identical to this */
106 typedef struct Item
{
122 unsigned attribute_value
;
123 unsigned attribute_mask
;
130 bool attribute_set
:1;
132 bool keep_first_level
:1;
139 typedef struct ItemArray
{
145 typedef enum DirectoryType
{
146 DIRECTORY_RUNTIME
= 0,
153 static bool arg_cat_config
= false;
154 static bool arg_user
= false;
155 static bool arg_create
= false;
156 static bool arg_clean
= false;
157 static bool arg_remove
= false;
158 static bool arg_boot
= false;
160 static char **arg_include_prefixes
= NULL
;
161 static char **arg_exclude_prefixes
= NULL
;
162 static char *arg_root
= NULL
;
163 static char *arg_replace
= NULL
;
165 #define MAX_DEPTH 256
167 static OrderedHashmap
*items
= NULL
, *globs
= NULL
;
168 static Set
*unix_sockets
= NULL
;
170 static int specifier_machine_id_safe(char specifier
, void *data
, void *userdata
, char **ret
);
171 static int specifier_directory(char specifier
, void *data
, void *userdata
, char **ret
);
173 static const Specifier specifier_table
[] = {
174 { 'm', specifier_machine_id_safe
, NULL
},
175 { 'b', specifier_boot_id
, NULL
},
176 { 'H', specifier_host_name
, NULL
},
177 { 'v', specifier_kernel_release
, NULL
},
179 { 'U', specifier_user_id
, NULL
},
180 { 'u', specifier_user_name
, NULL
},
181 { 'h', specifier_user_home
, NULL
},
183 { 't', specifier_directory
, UINT_TO_PTR(DIRECTORY_RUNTIME
) },
184 { 'S', specifier_directory
, UINT_TO_PTR(DIRECTORY_STATE
) },
185 { 'C', specifier_directory
, UINT_TO_PTR(DIRECTORY_CACHE
) },
186 { 'L', specifier_directory
, UINT_TO_PTR(DIRECTORY_LOGS
) },
187 { 'T', specifier_tmp_dir
, NULL
},
188 { 'V', specifier_var_tmp_dir
, NULL
},
192 static int specifier_machine_id_safe(char specifier
, void *data
, void *userdata
, char **ret
) {
195 /* If /etc/machine_id is missing or empty (e.g. in a chroot environment)
196 * return a recognizable error so that the caller can skip the rule
199 r
= specifier_machine_id(specifier
, data
, userdata
, ret
);
200 if (IN_SET(r
, -ENOENT
, -ENOMEDIUM
))
206 static int specifier_directory(char specifier
, void *data
, void *userdata
, char **ret
) {
212 static const struct table_entry paths_system
[] = {
213 [DIRECTORY_RUNTIME
] = { SD_PATH_SYSTEM_RUNTIME
},
214 [DIRECTORY_STATE
] = { SD_PATH_SYSTEM_STATE_PRIVATE
},
215 [DIRECTORY_CACHE
] = { SD_PATH_SYSTEM_STATE_CACHE
},
216 [DIRECTORY_LOGS
] = { SD_PATH_SYSTEM_STATE_LOGS
},
219 static const struct table_entry paths_user
[] = {
220 [DIRECTORY_RUNTIME
] = { SD_PATH_USER_RUNTIME
},
221 [DIRECTORY_STATE
] = { SD_PATH_USER_CONFIGURATION
},
222 [DIRECTORY_CACHE
] = { SD_PATH_USER_STATE_CACHE
},
223 [DIRECTORY_LOGS
] = { SD_PATH_USER_CONFIGURATION
, "log" },
227 const struct table_entry
*paths
;
229 assert_cc(ELEMENTSOF(paths_system
) == ELEMENTSOF(paths_user
));
230 paths
= arg_user
? paths_user
: paths_system
;
232 i
= PTR_TO_UINT(data
);
233 assert(i
< ELEMENTSOF(paths_system
));
235 return sd_path_home(paths
[i
].type
, paths
[i
].suffix
, ret
);
238 static int log_unresolvable_specifier(const char *filename
, unsigned line
) {
239 static bool notified
= false;
241 /* In system mode, this is called when /etc is not fully initialized (e.g.
242 * in a chroot environment) where some specifiers are unresolvable. In user
243 * mode, this is called when some variables are not defined. These cases are
244 * not considered as an error so log at LOG_NOTICE only for the first time
245 * and then downgrade this to LOG_DEBUG for the rest. */
247 log_full(notified
? LOG_DEBUG
: LOG_NOTICE
,
248 "[%s:%u] Failed to resolve specifier: %s, skipping",
250 arg_user
? "Required $XDG_... variable not defined" : "uninitialized /etc detected");
253 log_notice("All rules containing unresolvable specifiers will be skipped.");
259 static int user_config_paths(char*** ret
) {
260 _cleanup_strv_free_
char **config_dirs
= NULL
, **data_dirs
= NULL
;
261 _cleanup_free_
char *persistent_config
= NULL
, *runtime_config
= NULL
, *data_home
= NULL
;
262 _cleanup_strv_free_
char **res
= NULL
;
265 r
= xdg_user_dirs(&config_dirs
, &data_dirs
);
269 r
= xdg_user_config_dir(&persistent_config
, "/user-tmpfiles.d");
270 if (r
< 0 && r
!= -ENXIO
)
273 r
= xdg_user_runtime_dir(&runtime_config
, "/user-tmpfiles.d");
274 if (r
< 0 && r
!= -ENXIO
)
277 r
= xdg_user_data_dir(&data_home
, "/user-tmpfiles.d");
278 if (r
< 0 && r
!= -ENXIO
)
281 r
= strv_extend_strv_concat(&res
, config_dirs
, "/user-tmpfiles.d");
285 r
= strv_extend(&res
, persistent_config
);
289 r
= strv_extend(&res
, runtime_config
);
293 r
= strv_extend(&res
, data_home
);
297 r
= strv_extend_strv_concat(&res
, data_dirs
, "/user-tmpfiles.d");
301 r
= path_strv_make_absolute_cwd(res
);
305 *ret
= TAKE_PTR(res
);
309 static bool needs_glob(ItemType t
) {
313 IGNORE_DIRECTORY_PATH
,
315 RECURSIVE_REMOVE_PATH
,
319 RECURSIVE_RELABEL_PATH
,
325 RECURSIVE_SET_ATTRIBUTE
);
328 static bool takes_ownership(ItemType t
) {
336 CREATE_SUBVOLUME_INHERIT_QUOTA
,
337 CREATE_SUBVOLUME_NEW_QUOTA
,
345 IGNORE_DIRECTORY_PATH
,
347 RECURSIVE_REMOVE_PATH
);
350 static struct Item
* find_glob(OrderedHashmap
*h
, const char *match
) {
354 ORDERED_HASHMAP_FOREACH(j
, h
, i
) {
357 for (n
= 0; n
< j
->count
; n
++) {
358 Item
*item
= j
->items
+ n
;
360 if (fnmatch(item
->path
, match
, FNM_PATHNAME
|FNM_PERIOD
) == 0)
368 static void load_unix_sockets(void) {
369 _cleanup_fclose_
FILE *f
= NULL
;
375 /* We maintain a cache of the sockets we found in /proc/net/unix to speed things up a little. */
377 unix_sockets
= set_new(&path_hash_ops
);
383 f
= fopen("/proc/net/unix", "re");
385 log_full_errno(errno
== ENOENT
? LOG_DEBUG
: LOG_WARNING
, errno
,
386 "Failed to open /proc/net/unix, ignoring: %m");
391 r
= read_line(f
, LONG_LINE_MAX
, NULL
);
393 log_warning_errno(r
, "Failed to skip /proc/net/unix header line: %m");
397 log_warning("Premature end of file reading /proc/net/unix.");
402 _cleanup_free_
char *line
= NULL
;
405 r
= read_line(f
, LONG_LINE_MAX
, &line
);
407 log_warning_errno(r
, "Failed to read /proc/net/unix line, ignoring: %m");
410 if (r
== 0) /* EOF */
413 p
= strchr(line
, ':');
421 p
+= strspn(p
, WHITESPACE
);
422 p
+= strcspn(p
, WHITESPACE
); /* skip one more word */
423 p
+= strspn(p
, WHITESPACE
);
434 path_simplify(s
, false);
436 r
= set_consume(unix_sockets
, s
);
437 if (r
< 0 && r
!= -EEXIST
) {
438 log_warning_errno(r
, "Failed to add AF_UNIX socket to set, ignoring: %m");
446 unix_sockets
= set_free_free(unix_sockets
);
449 static bool unix_socket_alive(const char *fn
) {
455 return !!set_get(unix_sockets
, (char*) fn
);
457 /* We don't know, so assume yes */
461 static int dir_is_mount_point(DIR *d
, const char *subdir
) {
463 int mount_id_parent
, mount_id
;
466 r_p
= name_to_handle_at_loop(dirfd(d
), ".", NULL
, &mount_id_parent
, 0);
470 r
= name_to_handle_at_loop(dirfd(d
), subdir
, NULL
, &mount_id
, 0);
474 /* got no handle; make no assumptions, return error */
475 if (r_p
< 0 && r
< 0)
478 /* got both handles; if they differ, it is a mount point */
479 if (r_p
>= 0 && r
>= 0)
480 return mount_id_parent
!= mount_id
;
482 /* got only one handle; assume different mount points if one
483 * of both queries was not supported by the filesystem */
484 if (IN_SET(r_p
, -ENOSYS
, -EOPNOTSUPP
) || IN_SET(r
, -ENOSYS
, -EOPNOTSUPP
))
493 static DIR* xopendirat_nomod(int dirfd
, const char *path
) {
496 dir
= xopendirat(dirfd
, path
, O_NOFOLLOW
|O_NOATIME
);
500 log_debug_errno(errno
, "Cannot open %sdirectory \"%s\": %m", dirfd
== AT_FDCWD
? "" : "sub", path
);
504 dir
= xopendirat(dirfd
, path
, O_NOFOLLOW
);
506 log_debug_errno(errno
, "Cannot open %sdirectory \"%s\": %m", dirfd
== AT_FDCWD
? "" : "sub", path
);
511 static DIR* opendir_nomod(const char *path
) {
512 return xopendirat_nomod(AT_FDCWD
, path
);
515 static int dir_cleanup(
519 const struct stat
*ds
,
524 bool keep_this_level
) {
527 struct timespec times
[2];
528 bool deleted
= false;
531 FOREACH_DIRENT_ALL(dent
, d
, break) {
534 _cleanup_free_
char *sub_path
= NULL
;
536 if (dot_or_dot_dot(dent
->d_name
))
539 if (fstatat(dirfd(d
), dent
->d_name
, &s
, AT_SYMLINK_NOFOLLOW
) < 0) {
543 /* FUSE, NFS mounts, SELinux might return EACCES */
544 r
= log_full_errno(errno
== EACCES
? LOG_DEBUG
: LOG_ERR
, errno
,
545 "stat(%s/%s) failed: %m", p
, dent
->d_name
);
549 /* Stay on the same filesystem */
550 if (s
.st_dev
!= rootdev
) {
551 log_debug("Ignoring \"%s/%s\": different filesystem.", p
, dent
->d_name
);
555 /* Try to detect bind mounts of the same filesystem instance; they
556 * do not differ in device major/minors. This type of query is not
557 * supported on all kernels or filesystem types though. */
558 if (S_ISDIR(s
.st_mode
) && dir_is_mount_point(d
, dent
->d_name
) > 0) {
559 log_debug("Ignoring \"%s/%s\": different mount of the same filesystem.",
564 sub_path
= strjoin(p
, "/", dent
->d_name
);
570 /* Is there an item configured for this path? */
571 if (ordered_hashmap_get(items
, sub_path
)) {
572 log_debug("Ignoring \"%s\": a separate entry exists.", sub_path
);
576 if (find_glob(globs
, sub_path
)) {
577 log_debug("Ignoring \"%s\": a separate glob exists.", sub_path
);
581 if (S_ISDIR(s
.st_mode
)) {
584 streq(dent
->d_name
, "lost+found") &&
586 log_debug("Ignoring \"%s\".", sub_path
);
591 log_warning("Reached max depth on \"%s\".", sub_path
);
593 _cleanup_closedir_
DIR *sub_dir
;
596 sub_dir
= xopendirat_nomod(dirfd(d
), dent
->d_name
);
599 r
= log_error_errno(errno
, "opendir(%s) failed: %m", sub_path
);
604 q
= dir_cleanup(i
, sub_path
, sub_dir
, &s
, cutoff
, rootdev
, false, maxdepth
-1, false);
609 /* Note: if you are wondering why we don't
610 * support the sticky bit for excluding
611 * directories from cleaning like we do it for
612 * other file system objects: well, the sticky
613 * bit already has a meaning for directories,
614 * so we don't want to overload that. */
616 if (keep_this_level
) {
617 log_debug("Keeping \"%s\".", sub_path
);
621 /* Ignore ctime, we change it when deleting */
622 age
= timespec_load(&s
.st_mtim
);
624 char a
[FORMAT_TIMESTAMP_MAX
];
625 /* Follows spelling in stat(1). */
626 log_debug("Directory \"%s\": modify time %s is too new.",
628 format_timestamp_us(a
, sizeof(a
), age
));
632 age
= timespec_load(&s
.st_atim
);
634 char a
[FORMAT_TIMESTAMP_MAX
];
635 log_debug("Directory \"%s\": access time %s is too new.",
637 format_timestamp_us(a
, sizeof(a
), age
));
641 log_debug("Removing directory \"%s\".", sub_path
);
642 if (unlinkat(dirfd(d
), dent
->d_name
, AT_REMOVEDIR
) < 0)
643 if (!IN_SET(errno
, ENOENT
, ENOTEMPTY
))
644 r
= log_error_errno(errno
, "rmdir(%s): %m", sub_path
);
647 /* Skip files for which the sticky bit is
648 * set. These are semantics we define, and are
649 * unknown elsewhere. See XDG_RUNTIME_DIR
650 * specification for details. */
651 if (s
.st_mode
& S_ISVTX
) {
652 log_debug("Skipping \"%s\": sticky bit set.", sub_path
);
656 if (mountpoint
&& S_ISREG(s
.st_mode
))
657 if (s
.st_uid
== 0 && STR_IN_SET(dent
->d_name
,
661 log_debug("Skipping \"%s\".", sub_path
);
665 /* Ignore sockets that are listed in /proc/net/unix */
666 if (S_ISSOCK(s
.st_mode
) && unix_socket_alive(sub_path
)) {
667 log_debug("Skipping \"%s\": live socket.", sub_path
);
671 /* Ignore device nodes */
672 if (S_ISCHR(s
.st_mode
) || S_ISBLK(s
.st_mode
)) {
673 log_debug("Skipping \"%s\": a device.", sub_path
);
677 /* Keep files on this level around if this is
679 if (keep_this_level
) {
680 log_debug("Keeping \"%s\".", sub_path
);
684 age
= timespec_load(&s
.st_mtim
);
686 char a
[FORMAT_TIMESTAMP_MAX
];
687 /* Follows spelling in stat(1). */
688 log_debug("File \"%s\": modify time %s is too new.",
690 format_timestamp_us(a
, sizeof(a
), age
));
694 age
= timespec_load(&s
.st_atim
);
696 char a
[FORMAT_TIMESTAMP_MAX
];
697 log_debug("File \"%s\": access time %s is too new.",
699 format_timestamp_us(a
, sizeof(a
), age
));
703 age
= timespec_load(&s
.st_ctim
);
705 char a
[FORMAT_TIMESTAMP_MAX
];
706 log_debug("File \"%s\": change time %s is too new.",
708 format_timestamp_us(a
, sizeof(a
), age
));
712 log_debug("unlink \"%s\"", sub_path
);
714 if (unlinkat(dirfd(d
), dent
->d_name
, 0) < 0)
716 r
= log_error_errno(errno
, "unlink(%s): %m", sub_path
);
725 char a
[FORMAT_TIMESTAMP_MAX
], b
[FORMAT_TIMESTAMP_MAX
];
727 /* Restore original directory timestamps */
728 times
[0] = ds
->st_atim
;
729 times
[1] = ds
->st_mtim
;
731 age1
= timespec_load(&ds
->st_atim
);
732 age2
= timespec_load(&ds
->st_mtim
);
733 log_debug("Restoring access and modification time on \"%s\": %s, %s",
735 format_timestamp_us(a
, sizeof(a
), age1
),
736 format_timestamp_us(b
, sizeof(b
), age2
));
737 if (futimens(dirfd(d
), times
) < 0)
738 log_error_errno(errno
, "utimensat(%s): %m", p
);
744 static bool dangerous_hardlinks(void) {
745 _cleanup_free_
char *value
= NULL
;
746 static int cached
= -1;
749 /* Check whether the fs.protected_hardlinks sysctl is on. If we can't determine it we assume its off, as that's
750 * what the upstream default is. */
755 r
= read_one_line_file("/proc/sys/fs/protected_hardlinks", &value
);
757 log_debug_errno(r
, "Failed to read fs.protected_hardlinks sysctl: %m");
761 r
= parse_boolean(value
);
763 log_debug_errno(r
, "Failed to parse fs.protected_hardlinks sysctl: %m");
771 static bool hardlink_vulnerable(const struct stat
*st
) {
774 return !S_ISDIR(st
->st_mode
) && st
->st_nlink
> 1 && dangerous_hardlinks();
777 static int fd_set_perms(Item
*i
, int fd
, const struct stat
*st
) {
778 _cleanup_free_
char *path
= NULL
;
784 r
= fd_get_path(fd
, &path
);
788 if (!i
->mode_set
&& !i
->uid_set
&& !i
->gid_set
)
791 if (hardlink_vulnerable(st
)) {
792 log_error("Refusing to set permissions on hardlinked file %s while the fs.protected_hardlinks sysctl is turned off.", path
);
797 if (S_ISLNK(st
->st_mode
))
798 log_debug("Skipping mode fix for symlink %s.", path
);
803 if (!(st
->st_mode
& 0111))
805 if (!(st
->st_mode
& 0222))
807 if (!(st
->st_mode
& 0444))
809 if (!S_ISDIR(st
->st_mode
))
810 m
&= ~07000; /* remove sticky/sgid/suid bit, unless directory */
813 if (m
== (st
->st_mode
& 07777))
814 log_debug("\"%s\" has correct mode %o already.", path
, st
->st_mode
);
816 log_debug("Changing \"%s\" to mode %o.", path
, m
);
817 if (fchmod_opath(fd
, m
) < 0)
818 return log_error_errno(errno
, "fchmod() of %s failed: %m", path
);
823 if ((i
->uid_set
&& i
->uid
!= st
->st_uid
) ||
824 (i
->gid_set
&& i
->gid
!= st
->st_gid
)) {
825 log_debug("Changing \"%s\" to owner "UID_FMT
":"GID_FMT
,
827 i
->uid_set
? i
->uid
: UID_INVALID
,
828 i
->gid_set
? i
->gid
: GID_INVALID
);
832 i
->uid_set
? i
->uid
: UID_INVALID
,
833 i
->gid_set
? i
->gid
: GID_INVALID
,
835 return log_error_errno(errno
, "fchownat() of %s failed: %m", path
);
839 return label_fix(path
, 0);
842 static int path_set_perms(Item
*i
, const char *path
) {
843 _cleanup_close_
int fd
= -1;
849 fd
= open(path
, O_NOFOLLOW
|O_CLOEXEC
|O_PATH
);
851 int level
= LOG_ERR
, r
= -errno
;
853 /* Option "e" operates only on existing objects. Do not
854 * print errors about non-existent files or directories */
855 if (i
->type
== EMPTY_DIRECTORY
&& errno
== ENOENT
) {
860 log_full_errno(level
, errno
, "Adjusting owner and mode for %s failed: %m", path
);
864 if (fstat(fd
, &st
) < 0)
865 return log_error_errno(errno
, "Failed to fstat() file %s: %m", path
);
867 if (i
->type
== EMPTY_DIRECTORY
&& !S_ISDIR(st
.st_mode
))
868 return log_error_errno(EEXIST
, "'%s' already exists and is not a directory. ", path
);
870 return fd_set_perms(i
, fd
, &st
);
873 static int parse_xattrs_from_arg(Item
*i
) {
883 _cleanup_free_
char *name
= NULL
, *value
= NULL
, *xattr
= NULL
;
885 r
= extract_first_word(&p
, &xattr
, NULL
, EXTRACT_QUOTES
|EXTRACT_CUNESCAPE
);
887 log_warning_errno(r
, "Failed to parse extended attribute '%s', ignoring: %m", p
);
891 r
= split_pair(xattr
, "=", &name
, &value
);
893 log_warning_errno(r
, "Failed to parse extended attribute, ignoring: %s", xattr
);
897 if (isempty(name
) || isempty(value
)) {
898 log_warning("Malformed extended attribute found, ignoring: %s", xattr
);
902 if (strv_push_pair(&i
->xattrs
, name
, value
) < 0)
911 static int fd_set_xattrs(Item
*i
, int fd
, const struct stat
*st
) {
912 char procfs_path
[STRLEN("/proc/self/fd/") + DECIMAL_STR_MAX(int)];
913 _cleanup_free_
char *path
= NULL
;
914 char **name
, **value
;
920 r
= fd_get_path(fd
, &path
);
924 xsprintf(procfs_path
, "/proc/self/fd/%i", fd
);
926 STRV_FOREACH_PAIR(name
, value
, i
->xattrs
) {
927 log_debug("Setting extended attribute '%s=%s' on %s.", *name
, *value
, path
);
928 if (setxattr(procfs_path
, *name
, *value
, strlen(*value
), 0) < 0)
929 return log_error_errno(errno
, "Setting extended attribute %s=%s on %s failed: %m",
930 *name
, *value
, path
);
935 static int path_set_xattrs(Item
*i
, const char *path
) {
936 _cleanup_close_
int fd
= -1;
941 fd
= open(path
, O_CLOEXEC
|O_NOFOLLOW
|O_PATH
);
943 return log_error_errno(errno
, "Cannot open '%s': %m", path
);
945 return fd_set_xattrs(i
, fd
, NULL
);
948 static int parse_acls_from_arg(Item
*item
) {
954 /* If force (= modify) is set, we will not modify the acl
955 * afterwards, so the mask can be added now if necessary. */
957 r
= parse_acl(item
->argument
, &item
->acl_access
, &item
->acl_default
, !item
->force
);
959 log_warning_errno(r
, "Failed to parse ACL \"%s\": %m. Ignoring", item
->argument
);
961 log_warning_errno(ENOSYS
, "ACLs are not supported. Ignoring");
968 static int path_set_acl(const char *path
, const char *pretty
, acl_type_t type
, acl_t acl
, bool modify
) {
969 _cleanup_(acl_free_charpp
) char *t
= NULL
;
970 _cleanup_(acl_freep
) acl_t dup
= NULL
;
973 /* Returns 0 for success, positive error if already warned,
974 * negative error otherwise. */
977 r
= acls_for_file(path
, type
, acl
, &dup
);
981 r
= calc_acl_mask_if_needed(&dup
);
989 /* the mask was already added earlier if needed */
992 r
= add_base_acls_if_needed(&dup
, path
);
996 t
= acl_to_any_text(dup
, NULL
, ',', TEXT_ABBREVIATE
);
997 log_debug("Setting %s ACL %s on %s.",
998 type
== ACL_TYPE_ACCESS
? "access" : "default",
1001 r
= acl_set_file(path
, type
, dup
);
1003 /* Return positive to indicate we already warned */
1004 return -log_error_errno(errno
,
1005 "Setting %s ACL \"%s\" on %s failed: %m",
1006 type
== ACL_TYPE_ACCESS
? "access" : "default",
1013 static int fd_set_acls(Item
*item
, int fd
, const struct stat
*st
) {
1016 char procfs_path
[STRLEN("/proc/self/fd/") + DECIMAL_STR_MAX(int)];
1017 _cleanup_free_
char *path
= NULL
;
1023 r
= fd_get_path(fd
, &path
);
1027 if (hardlink_vulnerable(st
)) {
1028 log_error("Refusing to set ACLs on hardlinked file %s while the fs.protected_hardlinks sysctl is turned off.", path
);
1032 if (S_ISLNK(st
->st_mode
)) {
1033 log_debug("Skipping ACL fix for symlink %s.", path
);
1037 xsprintf(procfs_path
, "/proc/self/fd/%i", fd
);
1039 if (item
->acl_access
)
1040 r
= path_set_acl(procfs_path
, path
, ACL_TYPE_ACCESS
, item
->acl_access
, item
->force
);
1042 if (r
== 0 && item
->acl_default
)
1043 r
= path_set_acl(procfs_path
, path
, ACL_TYPE_DEFAULT
, item
->acl_default
, item
->force
);
1046 return -r
; /* already warned */
1047 if (r
== -EOPNOTSUPP
) {
1048 log_debug_errno(r
, "ACLs not supported by file system at %s", path
);
1052 return log_error_errno(r
, "ACL operation on \"%s\" failed: %m", path
);
1057 static int path_set_acls(Item
*item
, const char *path
) {
1060 _cleanup_close_
int fd
= -1;
1066 fd
= open(path
, O_NOFOLLOW
|O_CLOEXEC
|O_PATH
);
1068 return log_error_errno(errno
, "Adjusting ACL of %s failed: %m", path
);
1070 if (fstat(fd
, &st
) < 0)
1071 return log_error_errno(errno
, "Failed to fstat() file %s: %m", path
);
1073 r
= fd_set_acls(item
, fd
, &st
);
1078 #define ATTRIBUTES_ALL \
1087 FS_JOURNAL_DATA_FL | \
1094 static int parse_attribute_from_arg(Item
*item
) {
1096 static const struct {
1100 { 'A', FS_NOATIME_FL
}, /* do not update atime */
1101 { 'S', FS_SYNC_FL
}, /* Synchronous updates */
1102 { 'D', FS_DIRSYNC_FL
}, /* dirsync behaviour (directories only) */
1103 { 'a', FS_APPEND_FL
}, /* writes to file may only append */
1104 { 'c', FS_COMPR_FL
}, /* Compress file */
1105 { 'd', FS_NODUMP_FL
}, /* do not dump file */
1106 { 'e', FS_EXTENT_FL
}, /* Extents */
1107 { 'i', FS_IMMUTABLE_FL
}, /* Immutable file */
1108 { 'j', FS_JOURNAL_DATA_FL
}, /* Reserved for ext3 */
1109 { 's', FS_SECRM_FL
}, /* Secure deletion */
1110 { 'u', FS_UNRM_FL
}, /* Undelete */
1111 { 't', FS_NOTAIL_FL
}, /* file tail should not be merged */
1112 { 'T', FS_TOPDIR_FL
}, /* Top of directory hierarchies */
1113 { 'C', FS_NOCOW_FL
}, /* Do not cow file */
1122 unsigned value
= 0, mask
= 0;
1132 } else if (*p
== '-') {
1135 } else if (*p
== '=') {
1141 if (isempty(p
) && mode
!= MODE_SET
) {
1142 log_error("Setting file attribute on '%s' needs an attribute specification.", item
->path
);
1146 for (; p
&& *p
; p
++) {
1149 for (i
= 0; i
< ELEMENTSOF(attributes
); i
++)
1150 if (*p
== attributes
[i
].character
)
1153 if (i
>= ELEMENTSOF(attributes
)) {
1154 log_error("Unknown file attribute '%c' on '%s'.", *p
, item
->path
);
1158 v
= attributes
[i
].value
;
1160 SET_FLAG(value
, v
, IN_SET(mode
, MODE_ADD
, MODE_SET
));
1165 if (mode
== MODE_SET
)
1166 mask
|= ATTRIBUTES_ALL
;
1170 item
->attribute_mask
= mask
;
1171 item
->attribute_value
= value
;
1172 item
->attribute_set
= true;
1177 static int fd_set_attribute(Item
*item
, int fd
, const struct stat
*st
) {
1178 _cleanup_close_
int procfs_fd
= -1;
1179 _cleanup_free_
char *path
= NULL
;
1183 if (!item
->attribute_set
|| item
->attribute_mask
== 0)
1186 r
= fd_get_path(fd
, &path
);
1190 /* Issuing the file attribute ioctls on device nodes is not
1191 * safe, as that will be delivered to the drivers, not the
1192 * file system containing the device node. */
1193 if (!S_ISREG(st
->st_mode
) && !S_ISDIR(st
->st_mode
)) {
1194 log_error("Setting file flags is only supported on regular files and directories, cannot set on '%s'.", path
);
1198 f
= item
->attribute_value
& item
->attribute_mask
;
1200 /* Mask away directory-specific flags */
1201 if (!S_ISDIR(st
->st_mode
))
1202 f
&= ~FS_DIRSYNC_FL
;
1204 procfs_fd
= fd_reopen(fd
, O_RDONLY
|O_CLOEXEC
|O_NOATIME
);
1208 r
= chattr_fd(procfs_fd
, f
, item
->attribute_mask
);
1210 log_full_errno(IN_SET(r
, -ENOTTY
, -EOPNOTSUPP
) ? LOG_DEBUG
: LOG_WARNING
,
1212 "Cannot set file attribute for '%s', value=0x%08x, mask=0x%08x: %m",
1213 path
, item
->attribute_value
, item
->attribute_mask
);
1218 static int path_set_attribute(Item
*item
, const char *path
) {
1219 _cleanup_close_
int fd
= -1;
1222 if (!item
->attribute_set
|| item
->attribute_mask
== 0)
1225 fd
= open(path
, O_CLOEXEC
|O_NOFOLLOW
|O_PATH
);
1227 return log_error_errno(errno
, "Cannot open '%s': %m", path
);
1229 if (fstat(fd
, &st
) < 0)
1230 return log_error_errno(errno
, "Cannot stat '%s': %m", path
);
1232 return fd_set_attribute(item
, fd
, &st
);
1235 static int write_one_file(Item
*i
, const char *path
) {
1236 _cleanup_close_
int fd
= -1;
1243 flags
= i
->type
== CREATE_FILE
? O_CREAT
|O_EXCL
|O_NOFOLLOW
:
1244 i
->type
== TRUNCATE_FILE
? O_CREAT
|O_TRUNC
|O_NOFOLLOW
: 0;
1246 RUN_WITH_UMASK(0000) {
1247 mac_selinux_create_file_prepare(path
, S_IFREG
);
1248 fd
= open(path
, flags
|O_NONBLOCK
|O_CLOEXEC
|O_WRONLY
|O_NOCTTY
, i
->mode
);
1249 mac_selinux_create_file_clear();
1253 if (i
->type
== WRITE_FILE
&& errno
== ENOENT
) {
1254 log_debug_errno(errno
, "Not writing missing file \"%s\": %m", path
);
1257 if (i
->type
== CREATE_FILE
&& errno
== EEXIST
) {
1258 log_debug_errno(errno
, "Not writing to pre-existing file \"%s\": %m", path
);
1263 if (!i
->argument
&& errno
== EROFS
&& stat(path
, &st
) == 0 &&
1264 (i
->type
== CREATE_FILE
|| st
.st_size
== 0))
1267 return log_error_errno(r
, "Failed to create file %s: %m", path
);
1271 log_debug("%s to \"%s\".", i
->type
== CREATE_FILE
? "Appending" : "Writing", path
);
1273 r
= loop_write(fd
, i
->argument
, strlen(i
->argument
), false);
1275 return log_error_errno(r
, "Failed to write file \"%s\": %m", path
);
1277 log_debug("\"%s\" has been created.", path
);
1279 fd
= safe_close(fd
);
1282 if (stat(path
, &st
) < 0)
1283 return log_error_errno(errno
, "stat(%s) failed: %m", path
);
1286 if (!S_ISREG(st
.st_mode
)) {
1287 log_error("%s is not a file.", path
);
1291 r
= path_set_perms(i
, path
);
1298 typedef int (*action_t
)(Item
*, const char *);
1299 typedef int (*fdaction_t
)(Item
*, int fd
, const struct stat
*st
);
1301 static int item_do(Item
*i
, int fd
, const struct stat
*st
, fdaction_t action
) {
1308 /* This returns the first error we run into, but nevertheless
1310 r
= action(i
, fd
, st
);
1312 if (S_ISDIR(st
->st_mode
)) {
1313 char procfs_path
[STRLEN("/proc/self/fd/") + DECIMAL_STR_MAX(int)];
1314 _cleanup_closedir_
DIR *d
= NULL
;
1317 /* The passed 'fd' was opened with O_PATH. We need to convert
1318 * it into a 'regular' fd before reading the directory content. */
1319 xsprintf(procfs_path
, "/proc/self/fd/%i", fd
);
1321 d
= opendir(procfs_path
);
1327 FOREACH_DIRENT_ALL(de
, d
, q
= -errno
; goto finish
) {
1331 if (dot_or_dot_dot(de
->d_name
))
1334 de_fd
= openat(fd
, de
->d_name
, O_NOFOLLOW
|O_CLOEXEC
|O_PATH
);
1335 if (de_fd
>= 0 && fstat(de_fd
, &de_st
) >= 0)
1336 /* pass ownership of dirent fd over */
1337 q
= item_do(i
, de_fd
, &de_st
, action
);
1341 if (q
< 0 && r
== 0)
1350 static int glob_item(Item
*i
, action_t action
) {
1351 _cleanup_globfree_ glob_t g
= {
1352 .gl_opendir
= (void *(*)(const char *)) opendir_nomod
,
1357 k
= safe_glob(i
->path
, GLOB_NOSORT
|GLOB_BRACE
, &g
);
1358 if (k
< 0 && k
!= -ENOENT
)
1359 return log_error_errno(k
, "glob(%s) failed: %m", i
->path
);
1361 STRV_FOREACH(fn
, g
.gl_pathv
) {
1363 if (k
< 0 && r
== 0)
1370 static int glob_item_recursively(Item
*i
, fdaction_t action
) {
1371 _cleanup_globfree_ glob_t g
= {
1372 .gl_opendir
= (void *(*)(const char *)) opendir_nomod
,
1377 k
= safe_glob(i
->path
, GLOB_NOSORT
|GLOB_BRACE
, &g
);
1378 if (k
< 0 && k
!= -ENOENT
)
1379 return log_error_errno(k
, "glob(%s) failed: %m", i
->path
);
1381 STRV_FOREACH(fn
, g
.gl_pathv
) {
1382 _cleanup_close_
int fd
= -1;
1385 /* Make sure we won't trigger/follow file object (such as
1386 * device nodes, automounts, ...) pointed out by 'fn' with
1387 * O_PATH. Note, when O_PATH is used, flags other than
1388 * O_CLOEXEC, O_DIRECTORY, and O_NOFOLLOW are ignored. */
1390 fd
= open(*fn
, O_CLOEXEC
|O_NOFOLLOW
|O_PATH
);
1396 if (fstat(fd
, &st
) < 0) {
1401 k
= item_do(i
, fd
, &st
, action
);
1402 if (k
< 0 && r
== 0)
1405 /* we passed fd ownership to the previous call */
1417 _CREATION_MODE_INVALID
= -1
1420 static const char *creation_mode_verb_table
[_CREATION_MODE_MAX
] = {
1421 [CREATION_NORMAL
] = "Created",
1422 [CREATION_EXISTING
] = "Found existing",
1423 [CREATION_FORCE
] = "Created replacement",
1426 DEFINE_PRIVATE_STRING_TABLE_LOOKUP_TO_STRING(creation_mode_verb
, CreationMode
);
1428 static int create_item(Item
*i
) {
1432 CreationMode creation
;
1436 log_debug("Running create action for entry %c %s", (char) i
->type
, i
->path
);
1441 case IGNORE_DIRECTORY_PATH
:
1443 case RECURSIVE_REMOVE_PATH
:
1448 RUN_WITH_UMASK(0000)
1449 (void) mkdir_parents_label(i
->path
, 0755);
1451 r
= write_one_file(i
, i
->path
);
1457 RUN_WITH_UMASK(0000)
1458 (void) mkdir_parents_label(i
->path
, 0755);
1460 log_debug("Copying tree \"%s\" to \"%s\".", i
->argument
, i
->path
);
1461 r
= copy_tree(i
->argument
, i
->path
,
1462 i
->uid_set
? i
->uid
: UID_INVALID
,
1463 i
->gid_set
? i
->gid
: GID_INVALID
,
1466 if (r
== -EROFS
&& stat(i
->path
, &st
) == 0)
1473 return log_error_errno(r
, "Failed to copy files to %s: %m", i
->path
);
1475 if (stat(i
->argument
, &a
) < 0)
1476 return log_error_errno(errno
, "stat(%s) failed: %m", i
->argument
);
1478 if (stat(i
->path
, &b
) < 0)
1479 return log_error_errno(errno
, "stat(%s) failed: %m", i
->path
);
1481 if ((a
.st_mode
^ b
.st_mode
) & S_IFMT
) {
1482 log_debug("Can't copy to %s, file exists already and is of different type", i
->path
);
1487 r
= path_set_perms(i
, i
->path
);
1494 r
= glob_item(i
, write_one_file
);
1500 case CREATE_DIRECTORY
:
1501 case TRUNCATE_DIRECTORY
:
1502 case CREATE_SUBVOLUME
:
1503 case CREATE_SUBVOLUME_INHERIT_QUOTA
:
1504 case CREATE_SUBVOLUME_NEW_QUOTA
:
1505 RUN_WITH_UMASK(0000)
1506 (void) mkdir_parents_label(i
->path
, 0755);
1508 if (IN_SET(i
->type
, CREATE_SUBVOLUME
, CREATE_SUBVOLUME_INHERIT_QUOTA
, CREATE_SUBVOLUME_NEW_QUOTA
)) {
1510 if (btrfs_is_subvol(empty_to_root(arg_root
)) <= 0)
1512 /* Don't create a subvolume unless the
1513 * root directory is one, too. We do
1514 * this under the assumption that if
1515 * the root directory is just a plain
1516 * directory (i.e. very light-weight),
1517 * we shouldn't try to split it up
1518 * into subvolumes (i.e. more
1519 * heavy-weight). Thus, chroot()
1520 * environments and suchlike will get
1521 * a full brtfs subvolume set up below
1522 * their tree only if they
1523 * specifically set up a btrfs
1524 * subvolume for the root dir too. */
1528 RUN_WITH_UMASK((~i
->mode
) & 0777)
1529 r
= btrfs_subvol_make(i
->path
);
1534 if (IN_SET(i
->type
, CREATE_DIRECTORY
, TRUNCATE_DIRECTORY
) || r
== -ENOTTY
)
1535 RUN_WITH_UMASK(0000)
1536 r
= mkdir_label(i
->path
, i
->mode
);
1541 if (!IN_SET(r
, -EEXIST
, -EROFS
))
1542 return log_error_errno(r
, "Failed to create directory or subvolume \"%s\": %m", i
->path
);
1544 k
= is_dir(i
->path
, false);
1545 if (k
== -ENOENT
&& r
== -EROFS
)
1546 return log_error_errno(r
, "%s does not exist and cannot be created as the file system is read-only.", i
->path
);
1548 return log_error_errno(k
, "Failed to check if %s exists: %m", i
->path
);
1550 log_warning("\"%s\" already exists and is not a directory.", i
->path
);
1554 creation
= CREATION_EXISTING
;
1556 creation
= CREATION_NORMAL
;
1558 log_debug("%s directory \"%s\".", creation_mode_verb_to_string(creation
), i
->path
);
1560 if (IN_SET(i
->type
, CREATE_SUBVOLUME_NEW_QUOTA
, CREATE_SUBVOLUME_INHERIT_QUOTA
)) {
1561 r
= btrfs_subvol_auto_qgroup(i
->path
, 0, i
->type
== CREATE_SUBVOLUME_NEW_QUOTA
);
1563 log_debug_errno(r
, "Couldn't adjust quota for subvolume \"%s\" (unsupported fs or dir not a subvolume): %m", i
->path
);
1564 else if (r
== -EROFS
)
1565 log_debug_errno(r
, "Couldn't adjust quota for subvolume \"%s\" (fs is read-only).", i
->path
);
1566 else if (r
== -ENOPROTOOPT
)
1567 log_debug_errno(r
, "Couldn't adjust quota for subvolume \"%s\" (quota support is disabled).", i
->path
);
1569 q
= log_error_errno(r
, "Failed to adjust quota for subvolume \"%s\": %m", i
->path
);
1571 log_debug("Adjusted quota for subvolume \"%s\".", i
->path
);
1573 log_debug("Quota for subvolume \"%s\" already in place, no change made.", i
->path
);
1577 case EMPTY_DIRECTORY
:
1578 r
= glob_item(i
, path_set_perms
);
1587 RUN_WITH_UMASK(0000) {
1588 (void) mkdir_parents_label(i
->path
, 0755);
1590 mac_selinux_create_file_prepare(i
->path
, S_IFIFO
);
1591 r
= mkfifo(i
->path
, i
->mode
);
1592 mac_selinux_create_file_clear();
1596 if (errno
!= EEXIST
)
1597 return log_error_errno(errno
, "Failed to create fifo %s: %m", i
->path
);
1599 if (lstat(i
->path
, &st
) < 0)
1600 return log_error_errno(errno
, "stat(%s) failed: %m", i
->path
);
1602 if (!S_ISFIFO(st
.st_mode
)) {
1605 RUN_WITH_UMASK(0000) {
1606 mac_selinux_create_file_prepare(i
->path
, S_IFIFO
);
1607 r
= mkfifo_atomic(i
->path
, i
->mode
);
1608 mac_selinux_create_file_clear();
1612 return log_error_errno(r
, "Failed to create fifo %s: %m", i
->path
);
1613 creation
= CREATION_FORCE
;
1615 log_warning("\"%s\" already exists and is not a fifo.", i
->path
);
1619 creation
= CREATION_EXISTING
;
1621 creation
= CREATION_NORMAL
;
1622 log_debug("%s fifo \"%s\".", creation_mode_verb_to_string(creation
), i
->path
);
1624 r
= path_set_perms(i
, i
->path
);
1630 case CREATE_SYMLINK
: {
1631 RUN_WITH_UMASK(0000)
1632 (void) mkdir_parents_label(i
->path
, 0755);
1634 mac_selinux_create_file_prepare(i
->path
, S_IFLNK
);
1635 r
= symlink(i
->argument
, i
->path
);
1636 mac_selinux_create_file_clear();
1639 _cleanup_free_
char *x
= NULL
;
1641 if (errno
!= EEXIST
)
1642 return log_error_errno(errno
, "symlink(%s, %s) failed: %m", i
->argument
, i
->path
);
1644 r
= readlink_malloc(i
->path
, &x
);
1645 if (r
< 0 || !streq(i
->argument
, x
)) {
1648 mac_selinux_create_file_prepare(i
->path
, S_IFLNK
);
1649 r
= symlink_atomic(i
->argument
, i
->path
);
1650 mac_selinux_create_file_clear();
1652 if (IN_SET(r
, -EISDIR
, -EEXIST
, -ENOTEMPTY
)) {
1653 r
= rm_rf(i
->path
, REMOVE_ROOT
|REMOVE_PHYSICAL
);
1655 return log_error_errno(r
, "rm -fr %s failed: %m", i
->path
);
1657 mac_selinux_create_file_prepare(i
->path
, S_IFLNK
);
1658 r
= symlink(i
->argument
, i
->path
) < 0 ? -errno
: 0;
1659 mac_selinux_create_file_clear();
1662 return log_error_errno(r
, "symlink(%s, %s) failed: %m", i
->argument
, i
->path
);
1664 creation
= CREATION_FORCE
;
1666 log_debug("\"%s\" is not a symlink or does not point to the correct path.", i
->path
);
1670 creation
= CREATION_EXISTING
;
1673 creation
= CREATION_NORMAL
;
1674 log_debug("%s symlink \"%s\".", creation_mode_verb_to_string(creation
), i
->path
);
1678 case CREATE_BLOCK_DEVICE
:
1679 case CREATE_CHAR_DEVICE
: {
1682 if (have_effective_cap(CAP_MKNOD
) == 0) {
1683 /* In a container we lack CAP_MKNOD. We
1684 shouldn't attempt to create the device node in
1685 that case to avoid noise, and we don't support
1686 virtualized devices in containers anyway. */
1688 log_debug("We lack CAP_MKNOD, skipping creation of device node %s.", i
->path
);
1692 RUN_WITH_UMASK(0000)
1693 (void) mkdir_parents_label(i
->path
, 0755);
1695 file_type
= i
->type
== CREATE_BLOCK_DEVICE
? S_IFBLK
: S_IFCHR
;
1697 RUN_WITH_UMASK(0000) {
1698 mac_selinux_create_file_prepare(i
->path
, file_type
);
1699 r
= mknod(i
->path
, i
->mode
| file_type
, i
->major_minor
);
1700 mac_selinux_create_file_clear();
1704 if (errno
== EPERM
) {
1705 log_debug("We lack permissions, possibly because of cgroup configuration; "
1706 "skipping creation of device node %s.", i
->path
);
1710 if (errno
!= EEXIST
)
1711 return log_error_errno(errno
, "Failed to create device node %s: %m", i
->path
);
1713 if (lstat(i
->path
, &st
) < 0)
1714 return log_error_errno(errno
, "stat(%s) failed: %m", i
->path
);
1716 if ((st
.st_mode
& S_IFMT
) != file_type
) {
1720 RUN_WITH_UMASK(0000) {
1721 mac_selinux_create_file_prepare(i
->path
, file_type
);
1722 r
= mknod_atomic(i
->path
, i
->mode
| file_type
, i
->major_minor
);
1723 mac_selinux_create_file_clear();
1727 return log_error_errno(r
, "Failed to create device node \"%s\": %m", i
->path
);
1728 creation
= CREATION_FORCE
;
1730 log_debug("%s is not a device node.", i
->path
);
1734 creation
= CREATION_EXISTING
;
1736 creation
= CREATION_NORMAL
;
1738 log_debug("%s %s device node \"%s\" %u:%u.",
1739 creation_mode_verb_to_string(creation
),
1740 i
->type
== CREATE_BLOCK_DEVICE
? "block" : "char",
1741 i
->path
, major(i
->mode
), minor(i
->mode
));
1743 r
= path_set_perms(i
, i
->path
);
1752 r
= glob_item(i
, path_set_perms
);
1757 case RECURSIVE_RELABEL_PATH
:
1758 r
= glob_item_recursively(i
, fd_set_perms
);
1764 r
= glob_item(i
, path_set_xattrs
);
1769 case RECURSIVE_SET_XATTR
:
1770 r
= glob_item_recursively(i
, fd_set_xattrs
);
1776 r
= glob_item(i
, path_set_acls
);
1781 case RECURSIVE_SET_ACL
:
1782 r
= glob_item_recursively(i
, fd_set_acls
);
1788 r
= glob_item(i
, path_set_attribute
);
1793 case RECURSIVE_SET_ATTRIBUTE
:
1794 r
= glob_item_recursively(i
, fd_set_attribute
);
1803 static int remove_item_instance(Item
*i
, const char *instance
) {
1811 if (remove(instance
) < 0 && errno
!= ENOENT
)
1812 return log_error_errno(errno
, "rm(%s): %m", instance
);
1816 case TRUNCATE_DIRECTORY
:
1817 case RECURSIVE_REMOVE_PATH
:
1818 /* FIXME: we probably should use dir_cleanup() here
1819 * instead of rm_rf() so that 'x' is honoured. */
1820 log_debug("rm -rf \"%s\"", instance
);
1821 r
= rm_rf(instance
, (i
->type
== RECURSIVE_REMOVE_PATH
? REMOVE_ROOT
|REMOVE_SUBVOLUME
: 0) | REMOVE_PHYSICAL
);
1822 if (r
< 0 && r
!= -ENOENT
)
1823 return log_error_errno(r
, "rm_rf(%s): %m", instance
);
1828 assert_not_reached("wut?");
1834 static int remove_item(Item
*i
) {
1837 log_debug("Running remove action for entry %c %s", (char) i
->type
, i
->path
);
1842 case TRUNCATE_DIRECTORY
:
1843 case RECURSIVE_REMOVE_PATH
:
1844 return glob_item(i
, remove_item_instance
);
1851 static int clean_item_instance(Item
*i
, const char* instance
) {
1852 _cleanup_closedir_
DIR *d
= NULL
;
1856 char timestamp
[FORMAT_TIMESTAMP_MAX
];
1863 n
= now(CLOCK_REALTIME
);
1867 cutoff
= n
- i
->age
;
1869 d
= opendir_nomod(instance
);
1871 if (IN_SET(errno
, ENOENT
, ENOTDIR
)) {
1872 log_debug_errno(errno
, "Directory \"%s\": %m", instance
);
1876 return log_error_errno(errno
, "Failed to open directory %s: %m", instance
);
1879 if (fstat(dirfd(d
), &s
) < 0)
1880 return log_error_errno(errno
, "stat(%s) failed: %m", i
->path
);
1882 if (!S_ISDIR(s
.st_mode
)) {
1883 log_error("%s is not a directory.", i
->path
);
1887 if (fstatat(dirfd(d
), "..", &ps
, AT_SYMLINK_NOFOLLOW
) != 0)
1888 return log_error_errno(errno
, "stat(%s/..) failed: %m", i
->path
);
1890 mountpoint
= s
.st_dev
!= ps
.st_dev
|| s
.st_ino
== ps
.st_ino
;
1892 log_debug("Cleanup threshold for %s \"%s\" is %s",
1893 mountpoint
? "mount point" : "directory",
1895 format_timestamp_us(timestamp
, sizeof(timestamp
), cutoff
));
1897 return dir_cleanup(i
, instance
, d
, &s
, cutoff
, s
.st_dev
, mountpoint
,
1898 MAX_DEPTH
, i
->keep_first_level
);
1901 static int clean_item(Item
*i
) {
1904 log_debug("Running clean action for entry %c %s", (char) i
->type
, i
->path
);
1907 case CREATE_DIRECTORY
:
1908 case CREATE_SUBVOLUME
:
1909 case CREATE_SUBVOLUME_INHERIT_QUOTA
:
1910 case CREATE_SUBVOLUME_NEW_QUOTA
:
1911 case TRUNCATE_DIRECTORY
:
1914 clean_item_instance(i
, i
->path
);
1916 case EMPTY_DIRECTORY
:
1917 case IGNORE_DIRECTORY_PATH
:
1918 return glob_item(i
, clean_item_instance
);
1924 static int process_item_array(ItemArray
*array
);
1926 static int process_item(Item
*i
) {
1928 _cleanup_free_
char *prefix
= NULL
;
1937 prefix
= malloc(strlen(i
->path
) + 1);
1941 PATH_FOREACH_PREFIX(prefix
, i
->path
) {
1944 j
= ordered_hashmap_get(items
, prefix
);
1948 s
= process_item_array(j
);
1949 if (s
< 0 && t
== 0)
1954 if (chase_symlinks(i
->path
, NULL
, CHASE_NO_AUTOFS
, NULL
) == -EREMOTE
)
1957 r
= arg_create
? create_item(i
) : 0;
1958 q
= arg_remove
? remove_item(i
) : 0;
1959 p
= arg_clean
? clean_item(i
) : 0;
1967 static int process_item_array(ItemArray
*array
) {
1973 for (n
= 0; n
< array
->count
; n
++) {
1974 k
= process_item(array
->items
+ n
);
1975 if (k
< 0 && r
== 0)
1982 static void item_free_contents(Item
*i
) {
1986 strv_free(i
->xattrs
);
1989 acl_free(i
->acl_access
);
1990 acl_free(i
->acl_default
);
1994 static void item_array_free(ItemArray
*a
) {
2000 for (n
= 0; n
< a
->count
; n
++)
2001 item_free_contents(a
->items
+ n
);
2006 static int item_compare(const void *a
, const void *b
) {
2007 const Item
*x
= a
, *y
= b
;
2009 /* Make sure that the ownership taking item is put first, so
2010 * that we first create the node, and then can adjust it */
2012 if (takes_ownership(x
->type
) && !takes_ownership(y
->type
))
2014 if (!takes_ownership(x
->type
) && takes_ownership(y
->type
))
2017 return (int) x
->type
- (int) y
->type
;
2020 static bool item_compatible(Item
*a
, Item
*b
) {
2023 assert(streq(a
->path
, b
->path
));
2025 if (takes_ownership(a
->type
) && takes_ownership(b
->type
))
2026 /* check if the items are the same */
2027 return streq_ptr(a
->argument
, b
->argument
) &&
2029 a
->uid_set
== b
->uid_set
&&
2032 a
->gid_set
== b
->gid_set
&&
2035 a
->mode_set
== b
->mode_set
&&
2036 a
->mode
== b
->mode
&&
2038 a
->age_set
== b
->age_set
&&
2041 a
->mask_perms
== b
->mask_perms
&&
2043 a
->keep_first_level
== b
->keep_first_level
&&
2045 a
->major_minor
== b
->major_minor
;
2050 static bool should_include_path(const char *path
) {
2053 STRV_FOREACH(prefix
, arg_exclude_prefixes
)
2054 if (path_startswith(path
, *prefix
)) {
2055 log_debug("Entry \"%s\" matches exclude prefix \"%s\", skipping.",
2060 STRV_FOREACH(prefix
, arg_include_prefixes
)
2061 if (path_startswith(path
, *prefix
)) {
2062 log_debug("Entry \"%s\" matches include prefix \"%s\".", path
, *prefix
);
2066 /* no matches, so we should include this path only if we
2067 * have no whitelist at all */
2068 if (strv_isempty(arg_include_prefixes
))
2071 log_debug("Entry \"%s\" does not match any include prefix, skipping.", path
);
2075 static int specifier_expansion_from_arg(Item
*i
) {
2076 _cleanup_free_
char *unescaped
= NULL
, *resolved
= NULL
;
2082 if (i
->argument
== NULL
)
2087 case CREATE_SYMLINK
:
2091 r
= cunescape(i
->argument
, 0, &unescaped
);
2093 return log_error_errno(r
, "Failed to unescape parameter to write: %s", i
->argument
);
2095 r
= specifier_printf(unescaped
, specifier_table
, NULL
, &resolved
);
2099 free_and_replace(i
->argument
, resolved
);
2103 case RECURSIVE_SET_XATTR
:
2106 STRV_FOREACH (xattr
, i
->xattrs
) {
2107 r
= specifier_printf(*xattr
, specifier_table
, NULL
, &resolved
);
2111 free_and_replace(*xattr
, resolved
);
2121 static int patch_var_run(const char *fname
, unsigned line
, char **path
) {
2128 /* Optionally rewrites lines referencing /var/run/, to use /run/ instead. Why bother? tmpfiles merges lines in
2129 * some cases and detects conflicts in others. If files/directories are specified through two equivalent lines
2130 * this is problematic as neither case will be detected. Ideally we'd detect these cases by resolving symlinks
2131 * early, but that's precisely not what we can do here as this code very likely is running very early on, at a
2132 * time where the paths in question are not available yet, or even more importantly, our own tmpfiles rules
2133 * might create the paths that are intermediary to the listed paths. We can't really cover the generic case,
2134 * but the least we can do is cover the specific case of /var/run vs. /run, as /var/run is a legacy name for
2135 * /run only, and we explicitly document that and require that on systemd systems the former is a symlink to
2136 * the latter. Moreover files below this path are by far the primary usecase for tmpfiles.d/. */
2138 k
= path_startswith(*path
, "/var/run/");
2139 if (isempty(k
)) /* Don't complain about other paths than /var/run, and not about /var/run itself either. */
2142 n
= strjoin("/run/", k
);
2146 /* Also log about this briefly. We do so at LOG_NOTICE level, as we fixed up the situation automatically, hence
2147 * there's no immediate need for action by the user. However, in the interest of making things less confusing
2148 * to the user, let's still inform the user that these snippets should really be updated. */
2150 log_notice("[%s:%u] Line references path below legacy directory /var/run/, updating %s → %s; please update the tmpfiles.d/ drop-in file accordingly.", fname
, line
, *path
, n
);
2158 static int parse_line(const char *fname
, unsigned line
, const char *buffer
, bool *invalid_config
) {
2160 _cleanup_free_
char *action
= NULL
, *mode
= NULL
, *user
= NULL
, *group
= NULL
, *age
= NULL
, *path
= NULL
;
2161 _cleanup_(item_free_contents
) Item i
= {};
2162 ItemArray
*existing
;
2165 bool force
= false, boot
= false;
2171 r
= extract_many_words(
2183 if (IN_SET(r
, -EINVAL
, -EBADSLT
))
2184 /* invalid quoting and such or an unknown specifier */
2185 *invalid_config
= true;
2186 return log_error_errno(r
, "[%s:%u] Failed to parse line: %m", fname
, line
);
2188 *invalid_config
= true;
2189 log_error("[%s:%u] Syntax error.", fname
, line
);
2193 if (!isempty(buffer
) && !streq(buffer
, "-")) {
2194 i
.argument
= strdup(buffer
);
2199 if (isempty(action
)) {
2200 *invalid_config
= true;
2201 log_error("[%s:%u] Command too short '%s'.", fname
, line
, action
);
2205 for (pos
= 1; action
[pos
]; pos
++) {
2206 if (action
[pos
] == '!' && !boot
)
2208 else if (action
[pos
] == '+' && !force
)
2211 *invalid_config
= true;
2212 log_error("[%s:%u] Unknown modifiers in command '%s'",
2213 fname
, line
, action
);
2218 if (boot
&& !arg_boot
) {
2219 log_debug("Ignoring entry %s \"%s\" because --boot is not specified.",
2227 r
= specifier_printf(path
, specifier_table
, NULL
, &i
.path
);
2229 return log_unresolvable_specifier(fname
, line
);
2231 if (IN_SET(r
, -EINVAL
, -EBADSLT
))
2232 *invalid_config
= true;
2233 return log_error_errno(r
, "[%s:%u] Failed to replace specifiers: %s", fname
, line
, path
);
2236 r
= patch_var_run(fname
, line
, &i
.path
);
2242 case CREATE_DIRECTORY
:
2243 case CREATE_SUBVOLUME
:
2244 case CREATE_SUBVOLUME_INHERIT_QUOTA
:
2245 case CREATE_SUBVOLUME_NEW_QUOTA
:
2246 case EMPTY_DIRECTORY
:
2247 case TRUNCATE_DIRECTORY
:
2250 case IGNORE_DIRECTORY_PATH
:
2252 case RECURSIVE_REMOVE_PATH
:
2255 case RECURSIVE_RELABEL_PATH
:
2257 log_warning("[%s:%u] %c lines don't take argument fields, ignoring.", fname
, line
, i
.type
);
2265 case CREATE_SYMLINK
:
2267 i
.argument
= strappend("/usr/share/factory/", i
.path
);
2275 *invalid_config
= true;
2276 log_error("[%s:%u] Write file requires argument.", fname
, line
);
2283 i
.argument
= strappend("/usr/share/factory/", i
.path
);
2286 } else if (!path_is_absolute(i
.argument
)) {
2287 *invalid_config
= true;
2288 log_error("[%s:%u] Source path is not absolute.", fname
, line
);
2292 path_simplify(i
.argument
, false);
2295 case CREATE_CHAR_DEVICE
:
2296 case CREATE_BLOCK_DEVICE
: {
2297 unsigned major
, minor
;
2300 *invalid_config
= true;
2301 log_error("[%s:%u] Device file requires argument.", fname
, line
);
2305 if (sscanf(i
.argument
, "%u:%u", &major
, &minor
) != 2) {
2306 *invalid_config
= true;
2307 log_error("[%s:%u] Can't parse device file major/minor '%s'.", fname
, line
, i
.argument
);
2311 i
.major_minor
= makedev(major
, minor
);
2316 case RECURSIVE_SET_XATTR
:
2318 *invalid_config
= true;
2319 log_error("[%s:%u] Set extended attribute requires argument.", fname
, line
);
2322 r
= parse_xattrs_from_arg(&i
);
2328 case RECURSIVE_SET_ACL
:
2330 *invalid_config
= true;
2331 log_error("[%s:%u] Set ACLs requires argument.", fname
, line
);
2334 r
= parse_acls_from_arg(&i
);
2340 case RECURSIVE_SET_ATTRIBUTE
:
2342 *invalid_config
= true;
2343 log_error("[%s:%u] Set file attribute requires argument.", fname
, line
);
2346 r
= parse_attribute_from_arg(&i
);
2347 if (IN_SET(r
, -EINVAL
, -EBADSLT
))
2348 *invalid_config
= true;
2354 log_error("[%s:%u] Unknown command type '%c'.", fname
, line
, (char) i
.type
);
2355 *invalid_config
= true;
2359 if (!path_is_absolute(i
.path
)) {
2360 log_error("[%s:%u] Path '%s' not absolute.", fname
, line
, i
.path
);
2361 *invalid_config
= true;
2365 path_simplify(i
.path
, false);
2367 if (!should_include_path(i
.path
))
2370 r
= specifier_expansion_from_arg(&i
);
2372 return log_unresolvable_specifier(fname
, line
);
2374 if (IN_SET(r
, -EINVAL
, -EBADSLT
))
2375 *invalid_config
= true;
2376 return log_error_errno(r
, "[%s:%u] Failed to substitute specifiers in argument: %m",
2383 p
= prefix_root(arg_root
, i
.path
);
2391 if (!isempty(user
) && !streq(user
, "-")) {
2392 const char *u
= user
;
2394 r
= get_user_creds(&u
, &i
.uid
, NULL
, NULL
, NULL
);
2396 *invalid_config
= true;
2397 return log_error_errno(r
, "[%s:%u] Unknown user '%s'.", fname
, line
, user
);
2403 if (!isempty(group
) && !streq(group
, "-")) {
2404 const char *g
= group
;
2406 r
= get_group_creds(&g
, &i
.gid
);
2408 *invalid_config
= true;
2409 log_error("[%s:%u] Unknown group '%s'.", fname
, line
, group
);
2416 if (!isempty(mode
) && !streq(mode
, "-")) {
2417 const char *mm
= mode
;
2421 i
.mask_perms
= true;
2425 if (parse_mode(mm
, &m
) < 0) {
2426 *invalid_config
= true;
2427 log_error("[%s:%u] Invalid mode '%s'.", fname
, line
, mode
);
2434 i
.mode
= IN_SET(i
.type
, CREATE_DIRECTORY
, TRUNCATE_DIRECTORY
, CREATE_SUBVOLUME
, CREATE_SUBVOLUME_INHERIT_QUOTA
, CREATE_SUBVOLUME_NEW_QUOTA
) ? 0755 : 0644;
2436 if (!isempty(age
) && !streq(age
, "-")) {
2437 const char *a
= age
;
2440 i
.keep_first_level
= true;
2444 if (parse_sec(a
, &i
.age
) < 0) {
2445 *invalid_config
= true;
2446 log_error("[%s:%u] Invalid age '%s'.", fname
, line
, age
);
2453 h
= needs_glob(i
.type
) ? globs
: items
;
2455 existing
= ordered_hashmap_get(h
, i
.path
);
2459 for (n
= 0; n
< existing
->count
; n
++) {
2460 if (!item_compatible(existing
->items
+ n
, &i
)) {
2461 log_notice("[%s:%u] Duplicate line for path \"%s\", ignoring.",
2462 fname
, line
, i
.path
);
2467 existing
= new0(ItemArray
, 1);
2471 r
= ordered_hashmap_put(h
, i
.path
, existing
);
2476 if (!GREEDY_REALLOC(existing
->items
, existing
->size
, existing
->count
+ 1))
2479 memcpy(existing
->items
+ existing
->count
++, &i
, sizeof(i
));
2481 /* Sort item array, to enforce stable ordering of application */
2482 qsort_safe(existing
->items
, existing
->count
, sizeof(Item
), item_compare
);
2488 static int cat_config(char **config_dirs
, char **args
) {
2489 _cleanup_strv_free_
char **files
= NULL
;
2492 r
= conf_files_list_with_replacement(arg_root
, config_dirs
, arg_replace
, &files
, NULL
);
2496 return cat_files(NULL
, files
, 0);
2499 static void help(void) {
2500 printf("%s [OPTIONS...] [CONFIGURATION FILE...]\n\n"
2501 "Creates, deletes and cleans up volatile and temporary files and directories.\n\n"
2502 " -h --help Show this help\n"
2503 " --user Execute user configuration\n"
2504 " --version Show package version\n"
2505 " --cat-config Show configuration files\n"
2506 " --create Create marked files/directories\n"
2507 " --clean Clean up marked directories\n"
2508 " --remove Remove marked files/directories\n"
2509 " --boot Execute actions only safe at boot\n"
2510 " --prefix=PATH Only apply rules with the specified prefix\n"
2511 " --exclude-prefix=PATH Ignore rules with the specified prefix\n"
2512 " --root=PATH Operate on an alternate filesystem root\n"
2513 " --replace=PATH Treat arguments as replacement for PATH\n"
2514 , program_invocation_short_name
);
2517 static int parse_argv(int argc
, char *argv
[]) {
2520 ARG_VERSION
= 0x100,
2533 static const struct option options
[] = {
2534 { "help", no_argument
, NULL
, 'h' },
2535 { "user", no_argument
, NULL
, ARG_USER
},
2536 { "version", no_argument
, NULL
, ARG_VERSION
},
2537 { "cat-config", no_argument
, NULL
, ARG_CAT_CONFIG
},
2538 { "create", no_argument
, NULL
, ARG_CREATE
},
2539 { "clean", no_argument
, NULL
, ARG_CLEAN
},
2540 { "remove", no_argument
, NULL
, ARG_REMOVE
},
2541 { "boot", no_argument
, NULL
, ARG_BOOT
},
2542 { "prefix", required_argument
, NULL
, ARG_PREFIX
},
2543 { "exclude-prefix", required_argument
, NULL
, ARG_EXCLUDE_PREFIX
},
2544 { "root", required_argument
, NULL
, ARG_ROOT
},
2545 { "replace", required_argument
, NULL
, ARG_REPLACE
},
2554 while ((c
= getopt_long(argc
, argv
, "h", options
, NULL
)) >= 0)
2565 case ARG_CAT_CONFIG
:
2566 arg_cat_config
= true;
2590 if (strv_push(&arg_include_prefixes
, optarg
) < 0)
2594 case ARG_EXCLUDE_PREFIX
:
2595 if (strv_push(&arg_exclude_prefixes
, optarg
) < 0)
2600 r
= parse_path_argument_and_warn(optarg
, true, &arg_root
);
2606 if (!path_is_absolute(optarg
) ||
2607 !endswith(optarg
, ".conf")) {
2608 log_error("The argument to --replace= must an absolute path to a config file");
2612 arg_replace
= optarg
;
2619 assert_not_reached("Unhandled option");
2622 if (!arg_clean
&& !arg_create
&& !arg_remove
&& !arg_cat_config
) {
2623 log_error("You need to specify at least one of --clean, --create or --remove.");
2627 if (arg_replace
&& arg_cat_config
) {
2628 log_error("Option --replace= is not supported with --cat-config");
2632 if (arg_replace
&& optind
>= argc
) {
2633 log_error("When --replace= is given, some configuration items must be specified");
2640 static int read_config_file(char **config_dirs
, const char *fn
, bool ignore_enoent
, bool *invalid_config
) {
2641 _cleanup_fclose_
FILE *_f
= NULL
;
2643 char line
[LINE_MAX
];
2651 if (streq(fn
, "-")) {
2652 log_debug("Reading config from stdin…");
2656 r
= search_and_fopen(fn
, "re", arg_root
, (const char**) config_dirs
, &_f
);
2658 if (ignore_enoent
&& r
== -ENOENT
) {
2659 log_debug_errno(r
, "Failed to open \"%s\", ignoring: %m", fn
);
2663 return log_error_errno(r
, "Failed to open '%s': %m", fn
);
2665 log_debug("Reading config file \"%s\"…", fn
);
2669 FOREACH_LINE(line
, f
, break) {
2672 bool invalid_line
= false;
2677 if (IN_SET(*l
, 0, '#'))
2680 k
= parse_line(fn
, v
, l
, &invalid_line
);
2683 /* Allow reporting with a special code if the caller requested this */
2684 *invalid_config
= true;
2686 /* The first error becomes our return value */
2691 /* we have to determine age parameter for each entry of type X */
2692 ORDERED_HASHMAP_FOREACH(i
, globs
, iterator
) {
2694 Item
*j
, *candidate_item
= NULL
;
2696 if (i
->type
!= IGNORE_DIRECTORY_PATH
)
2699 ORDERED_HASHMAP_FOREACH(j
, items
, iter
) {
2700 if (!IN_SET(j
->type
, CREATE_DIRECTORY
, TRUNCATE_DIRECTORY
, CREATE_SUBVOLUME
, CREATE_SUBVOLUME_INHERIT_QUOTA
, CREATE_SUBVOLUME_NEW_QUOTA
))
2703 if (path_equal(j
->path
, i
->path
)) {
2708 if ((!candidate_item
&& path_startswith(i
->path
, j
->path
)) ||
2709 (candidate_item
&& path_startswith(j
->path
, candidate_item
->path
) && (fnmatch(i
->path
, j
->path
, FNM_PATHNAME
| FNM_PERIOD
) == 0)))
2713 if (candidate_item
&& candidate_item
->age_set
) {
2714 i
->age
= candidate_item
->age
;
2720 log_error_errno(errno
, "Failed to read from file %s: %m", fn
);
2728 static int parse_arguments(char **config_dirs
, char **args
, bool *invalid_config
) {
2732 STRV_FOREACH(arg
, args
) {
2733 r
= read_config_file(config_dirs
, *arg
, false, invalid_config
);
2741 static int read_config_files(char **config_dirs
, char **args
, bool *invalid_config
) {
2742 _cleanup_strv_free_
char **files
= NULL
;
2743 _cleanup_free_
char *p
= NULL
;
2747 r
= conf_files_list_with_replacement(arg_root
, config_dirs
, arg_replace
, &files
, &p
);
2751 STRV_FOREACH(f
, files
)
2752 if (p
&& path_equal(*f
, p
)) {
2753 log_debug("Parsing arguments at position \"%s\"…", *f
);
2755 r
= parse_arguments(config_dirs
, args
, invalid_config
);
2759 /* Just warn, ignore result otherwise.
2760 * read_config_file() has some debug output, so no need to print anything. */
2761 (void) read_config_file(config_dirs
, *f
, true, invalid_config
);
2766 int main(int argc
, char *argv
[]) {
2767 int r
, k
, r_process
= 0;
2770 _cleanup_strv_free_
char **config_dirs
= NULL
;
2771 bool invalid_config
= false;
2773 r
= parse_argv(argc
, argv
);
2777 log_set_target(LOG_TARGET_AUTO
);
2778 log_parse_environment();
2782 r
= user_config_paths(&config_dirs
);
2784 log_error_errno(r
, "Failed to initialize configuration directory list: %m");
2788 config_dirs
= strv_split_nulstr(CONF_PATHS_NULSTR("tmpfiles.d"));
2795 if (DEBUG_LOGGING
) {
2796 _cleanup_free_
char *t
= NULL
;
2798 t
= strv_join(config_dirs
, "\n\t");
2800 log_debug("Looking for configuration files in (higher priority first):\n\t%s", t
);
2803 if (arg_cat_config
) {
2804 r
= cat_config(config_dirs
, argv
+ optind
);
2812 items
= ordered_hashmap_new(&string_hash_ops
);
2813 globs
= ordered_hashmap_new(&string_hash_ops
);
2815 if (!items
|| !globs
) {
2820 /* If command line arguments are specified along with --replace, read all
2821 * configuration files and insert the positional arguments at the specified
2822 * place. Otherwise, if command line arguments are specified, execute just
2823 * them, and finally, without --replace= or any positional arguments, just
2824 * read configuration and execute it.
2826 if (arg_replace
|| optind
>= argc
)
2827 r
= read_config_files(config_dirs
, argv
+ optind
, &invalid_config
);
2829 r
= parse_arguments(config_dirs
, argv
+ optind
, &invalid_config
);
2833 /* The non-globbing ones usually create things, hence we apply
2835 ORDERED_HASHMAP_FOREACH(a
, items
, iterator
) {
2836 k
= process_item_array(a
);
2837 if (k
< 0 && r_process
== 0)
2841 /* The globbing ones usually alter things, hence we apply them
2843 ORDERED_HASHMAP_FOREACH(a
, globs
, iterator
) {
2844 k
= process_item_array(a
);
2845 if (k
< 0 && r_process
== 0)
2850 ordered_hashmap_free_with_destructor(items
, item_array_free
);
2851 ordered_hashmap_free_with_destructor(globs
, item_array_free
);
2853 free(arg_include_prefixes
);
2854 free(arg_exclude_prefixes
);
2857 set_free_free(unix_sockets
);
2859 mac_selinux_finish();
2861 if (r
< 0 || ERRNO_IS_RESOURCE(-r_process
))
2862 return EXIT_FAILURE
;
2863 else if (invalid_config
)
2865 else if (r_process
< 0)
2866 return EX_CANTCREAT
;
2868 return EXIT_SUCCESS
;