#include "conf-files.h"
#include "capability.h"
#include "specifier.h"
+#include "build.h"
/* This reads all files listed in /etc/tmpfiles.d/?*.conf and creates
* them in the file system. This is intended to be used to create
CREATE_SYMLINK = 'L',
CREATE_CHAR_DEVICE = 'c',
CREATE_BLOCK_DEVICE = 'b',
+ ADJUST_MODE = 'm',
/* These ones take globs */
IGNORE_PATH = 'x',
static bool arg_create = false;
static bool arg_clean = false;
static bool arg_remove = false;
+static bool arg_unsafe = false;
static char **include_prefixes = NULL;
static char **exclude_prefixes = NULL;
dev_t rootdev,
bool mountpoint,
int maxdepth,
- bool keep_this_level)
-{
+ bool keep_this_level) {
+
struct dirent *dent;
struct timespec times[2];
bool deleted = false;
continue;
if (fstatat(dirfd(d), dent->d_name, &s, AT_SYMLINK_NOFOLLOW) < 0) {
+ if (errno == ENOENT)
+ continue;
- if (errno != ENOENT) {
+ /* FUSE, NFS mounts, SELinux might return EACCES */
+ if (errno == EACCES)
+ log_debug("stat(%s/%s) failed: %m", p, dent->d_name);
+ else
log_error("stat(%s/%s) failed: %m", p, dent->d_name);
- r = -errno;
- }
-
+ r = -errno;
continue;
}
continue;
if (i->type != IGNORE_DIRECTORY_PATH || !streq(dent->d_name, p)) {
- log_debug("rmdir '%s'\n", sub_path);
+ log_debug("rmdir '%s'", sub_path);
if (unlinkat(dirfd(d), dent->d_name, AT_REMOVEDIR) < 0) {
if (errno != ENOENT && errno != ENOTEMPTY) {
if (age >= cutoff)
continue;
- log_debug("unlink '%s'\n", sub_path);
+ log_debug("unlink '%s'", sub_path);
if (unlinkat(dirfd(d), dent->d_name, 0) < 0) {
if (errno != ENOENT) {
return r;
}
-static int item_set_perms(Item *i, const char *path) {
+static int item_set_perms_full(Item *i, const char *path, bool ignore_enoent) {
+ int r;
+
/* not using i->path directly because it may be a glob */
if (i->mode_set)
if (chmod(path, i->mode) < 0) {
- log_error("chmod(%s) failed: %m", path);
- return -errno;
+ if (errno != ENOENT || !ignore_enoent) {
+ log_error("chmod(%s) failed: %m", path);
+ return -errno;
+ }
}
if (i->uid_set || i->gid_set)
i->uid_set ? i->uid : (uid_t) -1,
i->gid_set ? i->gid : (gid_t) -1) < 0) {
- log_error("chown(%s) failed: %m", path);
- return -errno;
+ if (errno != ENOENT || !ignore_enoent) {
+ log_error("chown(%s) failed: %m", path);
+ return -errno;
+ }
}
- return label_fix(path, false, false);
+ r = label_fix(path, false, false);
+ return r == -ENOENT && ignore_enoent ? 0 : r;
+}
+
+static int item_set_perms(Item *i, const char *path) {
+ return item_set_perms_full(i, path, false);
}
static int write_one_file(Item *i, const char *path) {
- int r, e, fd, flags;
+ int e, flags;
+ int fd = -1;
struct stat st;
+ int r = 0;
flags = i->type == CREATE_FILE ? O_CREAT|O_APPEND :
i->type == TRUNCATE_FILE ? O_CREAT|O_TRUNC : 0;
for (;;) {
struct dirent *de;
- union dirent_storage buf;
bool is_dir;
int r;
_cleanup_free_ char *entry_path = NULL;
- r = readdir_r(d, &buf.de, &de);
- if (r != 0) {
+ errno = 0;
+ de = readdir(d);
+ if (!de && errno != 0) {
if (ret == 0)
- ret = -r;
+ ret = -errno;
break;
}
}
static int create_item(Item *i) {
- int r, e;
+ int e;
struct stat st;
+ int r = 0;
assert(i);
if (r < 0)
return r;
break;
+
case WRITE_FILE:
r = glob_item(i, write_one_file);
if (r < 0)
break;
+ case ADJUST_MODE:
+ r = item_set_perms_full(i, i->path, true);
+ if (r < 0)
+ return r;
+
+ break;
+
case TRUNCATE_DIRECTORY:
case CREATE_DIRECTORY:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
case WRITE_FILE:
+ case ADJUST_MODE:
break;
case REMOVE_PATH:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
case WRITE_FILE:
+ case ADJUST_MODE:
break;
case REMOVE_PATH:
free(i);
}
-static inline void item_freep(Item **i) {
- if (*i)
- item_free(*i);
-}
+DEFINE_TRIVIAL_CLEANUP_FUNC(Item*, item_free);
#define _cleanup_item_free_ _cleanup_(item_freep)
static bool item_equal(Item *a, Item *b) {
_cleanup_item_free_ Item *i = NULL;
Item *existing;
_cleanup_free_ char
- *mode = NULL, *user = NULL, *group = NULL, *age = NULL, *path = NULL;
+ *action = NULL, *mode = NULL, *user = NULL, *group = NULL, *age = NULL, *path = NULL;
char type;
Hashmap *h;
int r, n = -1;
assert(buffer);
r = sscanf(buffer,
- "%c %ms %ms %ms %ms %ms %n",
- &type,
+ "%ms %ms %ms %ms %ms %ms %n",
+ &action,
&path,
&mode,
&user,
return -EIO;
}
+ if (strlen(action) > 2 || (strlen(action) > 1 && action[1] != '!')) {
+ log_error("[%s:%u] Unknown modifier '%s'", fname, line, action);
+ return -EINVAL;
+ } else if (strlen(action) > 1 && !arg_unsafe)
+ return 0;
+
+ type = action[0];
+
i = new0(Item, 1);
if (!i)
return log_oom();
case RECURSIVE_REMOVE_PATH:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
+ case ADJUST_MODE:
break;
case CREATE_SYMLINK:
printf("%s [OPTIONS...] [CONFIGURATION FILE...]\n\n"
"Creates, deletes and cleans up volatile and temporary files and directories.\n\n"
" -h --help Show this help\n"
+ " --version Show package version\n"
" --create Create marked files/directories\n"
" --clean Clean up marked directories\n"
" --remove Remove marked files/directories\n"
+ " --unsafe Execute actions only safe at boot\n"
" --prefix=PATH Only apply rules that apply to paths with the specified prefix\n"
" --exclude-prefix=PATH Ignore rules that apply to paths with the specified prefix\n",
program_invocation_short_name);
static int parse_argv(int argc, char *argv[]) {
enum {
+ ARG_VERSION = 0x100,
ARG_CREATE,
ARG_CLEAN,
ARG_REMOVE,
+ ARG_UNSAFE,
ARG_PREFIX,
ARG_EXCLUDE_PREFIX,
};
static const struct option options[] = {
{ "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, ARG_VERSION },
{ "create", no_argument, NULL, ARG_CREATE },
{ "clean", no_argument, NULL, ARG_CLEAN },
{ "remove", no_argument, NULL, ARG_REMOVE },
+ { "unsafe", no_argument, NULL, ARG_UNSAFE },
{ "prefix", required_argument, NULL, ARG_PREFIX },
{ "exclude-prefix", required_argument, NULL, ARG_EXCLUDE_PREFIX },
- { NULL, 0, NULL, 0 }
+ {}
};
int c;
switch (c) {
case 'h':
- help();
+ return help();
+
+ case ARG_VERSION:
+ puts(PACKAGE_STRING);
+ puts(SYSTEMD_FEATURES);
return 0;
case ARG_CREATE:
arg_remove = true;
break;
+ case ARG_UNSAFE:
+ arg_unsafe = true;
+ break;
+
case ARG_PREFIX:
if (strv_extend(&include_prefixes, optarg) < 0)
return log_oom();
return -EINVAL;
default:
- log_error("Unknown option code %c", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}