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tmpfiles: integrate kay's directory cleanup code and otherwise beef up tmpfiles quite a bit

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This commit is contained in:
Lennart Poettering 2010-10-18 22:38:41 +02:00
parent 12aad1d075
commit 3b63d2d31d
12 changed files with 658 additions and 150 deletions
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21
Makefile.am
View File

@ -204,9 +204,8 @@ dist_systemunit_DATA = \
units/printer.target \
units/bluetooth.target \
units/smartcard.target \
units/tmpwatch.service \
units/tmpwatch.timer \
units/systemd-readahead-done.timer
units/systemd-readahead-done.timer \
units/systemd-tmpfiles-clean.timer
nodist_systemunit_DATA = \
units/sysinit.target \
@ -229,7 +228,8 @@ nodist_systemunit_DATA = \
units/systemd-readahead-collect.service \
units/systemd-readahead-replay.service \
units/systemd-readahead-done.service \
units/systemd-tmpfiles.service \
units/systemd-tmpfiles-setup.service \
units/systemd-tmpfiles-clean.service \
units/systemd-user-sessions.service \
units/syslog.target \
units/halt.service \
@ -266,7 +266,8 @@ EXTRA_DIST = \
units/systemd-readahead-collect.service.in \
units/systemd-readahead-replay.service.in \
units/systemd-readahead-done.service.in \
units/systemd-tmpfiles.service.in \
units/systemd-tmpfiles-setup.service.in \
units/systemd-tmpfiles-clean.service.in \
units/systemd-user-sessions.service.in \
units/syslog.target.in \
units/halt.service.in \
@ -1093,10 +1094,9 @@ install-data-hook:
systemd-vconsole-setup.service \
systemd-modules-load.service \
systemd-random-seed-load.service \
systemd-tmpfiles.service \
systemd-tmpfiles-setup.service \
sysctl.service \
tmpwatch.timer \
tmpwatch.service && \
systemd-tmpfiles-clean.timer && \
$(LN_S) ../dev-hugepages.automount dev-hugepages.automount && \
$(LN_S) ../dev-mqueue.automount dev-mqueue.automount && \
$(LN_S) ../proc-sys-fs-binfmt_misc.automount proc-sys-fs-binfmt_misc.automount && \
@ -1105,10 +1105,9 @@ install-data-hook:
$(LN_S) ../systemd-vconsole-setup.service systemd-vconsole-setup.service && \
$(LN_S) ../systemd-modules-load.service systemd-modules-load.service && \
$(LN_S) ../systemd-random-seed-load.service systemd-random-seed-load.service && \
$(LN_S) ../systemd-tmpfiles.service systemd-tmpfiles.service && \
$(LN_S) ../systemd-tmpfiles-setup.service systemd-tmpfiles-setup.service && \
$(LN_S) ../sysctl.service sysctl.service && \
$(LN_S) ../tmpwatch.timer tmpwatch.timer && \
$(LN_S) ../tmpwatch.service tmpwatch.service )
$(LN_S) ../systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.timer )
( cd $(DESTDIR)$(dbussessionservicedir) && \
rm -f org.freedesktop.systemd1.service && \
$(LN_S) ../system-services/org.freedesktop.systemd1.service org.freedesktop.systemd1.service )

6
TODO
View File

@ -50,13 +50,13 @@
* exec /sbin/poweroff as PID 1 and do the shutdown
* kexec, suspend, resume
* suspend, resume
* passphrase agent https://bugs.freedesktop.org/show_bug.cgi?id=30038
* systemctl auto-pager a la git
* fsck setup: quota flag, check kcmdline/forcefsck, reboot, single user
* fsck setup: quota flag, check kcmdline/forcefsck, reboot, single user, ac plug
* merge CK
@ -68,8 +68,6 @@
* document locale.conf, vconsole.conf and possibly the tempfiles.d and modules-load.d mechanism.
* beefed up tmpwatch that reads tmpfiles.d
* enable syslog.socket by default, activating our kmsg bridge
* when processes remain in a service even though the start command failed enter active

10
src/macro.h
View File

@ -57,19 +57,29 @@ static inline size_t PAGE_ALIGN(size_t l) {
#define ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0]))
#ifndef MAX
#define MAX(a,b) \
__extension__ ({ \
typeof(a) _a = (a); \
typeof(b) _b = (b); \
_a > _b ? _a : _b; \
})
#endif
#define MAX3(a,b,c) \
MAX(MAX(a,b),c)
#ifndef MIN
#define MIN(a,b) \
__extension__ ({ \
typeof(a) _a = (a); \
typeof(b) _b = (b); \
_a < _b ? _a : _b; \
})
#endif
#define MIN3(a,b,c) \
MIN(MIN(a,b),c)
#define CLAMP(x, low, high) \
__extension__ ({ \

719
src/tmpfiles.c
View File

@ -3,7 +3,7 @@
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
Copyright 2010 Lennart Poettering, Kay Sievers
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
@ -28,11 +28,20 @@
#include <dirent.h>
#include <grp.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <getopt.h>
#include <stdbool.h>
#include <time.h>
#include <sys/types.h>
#include <sys/param.h>
#include "log.h"
#include "util.h"
#include "strv.h"
#include "label.h"
#include "set.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
@ -40,43 +49,473 @@
* /var/lock which are volatile and hence need to be recreated on
* bootup. */
static int process_line(const char *fname, unsigned line, const char *buffer, const char *prefix) {
enum {
CREATE_FILE = 'f',
TRUNCATE_FILE = 'F',
CREATE_DIRECTORY = 'd',
TRUNCATE_DIRECTORY = 'D',
IGNORE_PATH = 'x',
REMOVE_PATH = 'r',
RECURSIVE_REMOVE_PATH = 'R'
};
typedef struct Item {
char type;
char *path = NULL;
unsigned mode;
char *user = NULL, *group = NULL;
char *path;
uid_t uid;
gid_t gid;
bool uid_set = false, gid_set = false;
int n, fd = -1, r;
mode_t mode;
usec_t age;
bool uid_set:1;
bool gid_set:1;
bool mode_set:1;
bool age_set:1;
} Item;
static Hashmap *items = NULL;
static bool arg_create = false;
static bool arg_clean = false;
static bool arg_remove = false;
#define MAX_DEPTH 256
static int dir_cleanup(
const char *p,
DIR *d,
const struct stat *ds,
usec_t cutoff,
dev_t rootdev,
bool mountpoint,
int maxdepth)
{
struct dirent *dent;
struct timespec times[2];
bool deleted = false;
char *sub_path = NULL;
int r = 0;
while ((dent = readdir(d))) {
struct stat s;
usec_t age;
if (streq(dent->d_name, ".") ||
streq(dent->d_name, ".."))
continue;
if (fstatat(dirfd(d), dent->d_name, &s, AT_SYMLINK_NOFOLLOW) < 0) {
if (errno != ENOENT) {
log_error("stat(%s/%s) failed: %m", p, dent->d_name);
r = -errno;
}
continue;
}
/* Stay on the same filesystem */
if (s.st_dev != rootdev)
continue;
/* Do not delete read-only files owned by root */
if (s.st_uid == 0 && !(s.st_mode & S_IWUSR))
continue;
free(sub_path);
sub_path = NULL;
if (asprintf(&sub_path, "%s/%s", p, dent->d_name) < 0) {
log_error("Out of memory");
r = -ENOMEM;
goto finish;
}
/* Is there an item configured for this path? */
if (hashmap_get(items, sub_path))
continue;
if (S_ISDIR(s.st_mode)) {
if (mountpoint &&
streq(dent->d_name, "lost+found") &&
s.st_uid == 0)
continue;
if (maxdepth <= 0)
log_warning("Reached max depth on %s.", sub_path);
else {
DIR *sub_dir;
int q;
sub_dir = xopendirat(dirfd(d), dent->d_name);
if (sub_dir == NULL) {
if (errno != ENOENT) {
log_error("opendir(%s/%s) failed: %m", p, dent->d_name);
r = -errno;
}
continue;
}
q = dir_cleanup(sub_path, sub_dir, &s, cutoff, rootdev, false, maxdepth-1);
closedir(sub_dir);
if (q < 0)
r = q;
}
/* Ignore ctime, we change it when deleting */
age = MAX(timespec_load(&s.st_mtim),
timespec_load(&s.st_atim));
if (age >= cutoff)
continue;
log_debug("rmdir '%s'\n", sub_path);
if (unlinkat(dirfd(d), dent->d_name, AT_REMOVEDIR) < 0) {
if (errno != ENOENT && errno != ENOTEMPTY) {
log_error("rmdir(%s): %m", sub_path);
r = -errno;
}
}
} else {
if (mountpoint) {
if (streq(dent->d_name, ".journal") &&
s.st_uid == 0)
continue;
if (streq(dent->d_name, "aquota.user") ||
streq(dent->d_name, "aquota.group"))
continue;
}
age = MAX3(timespec_load(&s.st_mtim),
timespec_load(&s.st_atim),
timespec_load(&s.st_ctim));
if (age >= cutoff)
continue;
log_debug("unlink '%s'\n", sub_path);
if (unlinkat(dirfd(d), dent->d_name, 0) < 0) {
if (errno != ENOENT) {
log_error("unlink(%s): %m", sub_path);
r = -errno;
}
}
deleted = true;
}
}
finish:
if (deleted) {
/* Restore original directory timestamps */
times[0] = ds->st_atim;
times[1] = ds->st_mtim;
if (futimens(dirfd(d), times) < 0)
log_error("utimensat(%s): %m", p);
}
free(sub_path);
return r;
}
static int clean_item(Item *i) {
DIR *d;
struct stat s, ps;
bool mountpoint;
int r;
usec_t cutoff, n;
assert(i);
if (i->type != CREATE_DIRECTORY &&
i->type != TRUNCATE_DIRECTORY &&
i->type != IGNORE_PATH)
return 0;
if (!i->age_set || i->age <= 0)
return 0;
n = now(CLOCK_REALTIME);
if (n < i->age)
return 0;
cutoff = n - i->age;
d = opendir(i->path);
if (!d) {
if (errno == ENOENT)
return 0;
log_error("Failed to open directory %s: %m", i->path);
return -errno;
}
if (fstat(dirfd(d), &s) < 0) {
log_error("stat(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
if (!S_ISDIR(s.st_mode)) {
log_error("%s is not a directory.", i->path);
r = -ENOTDIR;
goto finish;
}
if (fstatat(dirfd(d), "..", &ps, AT_SYMLINK_NOFOLLOW) != 0) {
log_error("stat(%s/..) failed: %m", i->path);
r = -errno;
goto finish;
}
mountpoint = s.st_dev != ps.st_dev ||
(s.st_dev == ps.st_dev && s.st_ino == ps.st_ino);
r = dir_cleanup(i->path, d, &s, cutoff, s.st_dev, mountpoint, MAX_DEPTH);
finish:
if (d)
closedir(d);
return r;
}
static int create_item(Item *i) {
int fd = -1, r;
mode_t u;
struct stat st;
assert(i);
switch (i->type) {
case IGNORE_PATH:
case REMOVE_PATH:
case RECURSIVE_REMOVE_PATH:
return 0;
case CREATE_FILE:
case TRUNCATE_FILE:
u = umask(0);
fd = open(i->path, O_CREAT|O_NDELAY|O_CLOEXEC|O_WRONLY|O_NOCTTY|O_NOFOLLOW|
(i->type == TRUNCATE_FILE ? O_TRUNC : 0), i->mode);
umask(u);
if (fd < 0) {
log_error("Failed to create file %s: %m", i->path);
r = -errno;
goto finish;
}
if (fstat(fd, &st) < 0) {
log_error("stat(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
if (!S_ISREG(st.st_mode)) {
log_error("%s is not a file.", i->path);
r = -EEXIST;
goto finish;
}
if (i->mode_set)
if (fchmod(fd, i->mode) < 0) {
log_error("chmod(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
if (i->uid_set || i->gid_set)
if (fchown(fd,
i->uid_set ? i->uid : (uid_t) -1,
i->gid_set ? i->gid : (gid_t) -1) < 0) {
log_error("chown(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
break;
case TRUNCATE_DIRECTORY:
case CREATE_DIRECTORY:
u = umask(0);
r = mkdir(i->path, i->mode);
umask(u);
if (r < 0 && errno != EEXIST) {
log_error("Failed to create directory %s: %m", i->path);
r = -errno;
goto finish;
}
if (stat(i->path, &st) < 0) {
log_error("stat(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
if (!S_ISDIR(st.st_mode)) {
log_error("%s is not a directory.", i->path);
r = -EEXIST;
goto finish;
}
if (i->mode_set)
if (chmod(i->path, i->mode) < 0) {
log_error("chmod(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
if (i->uid_set || i->gid_set)
if (chown(i->path,
i->uid_set ? i->uid : (uid_t) -1,
i->gid_set ? i->gid : (gid_t) -1) < 0) {
log_error("chown(%s) failed: %m", i->path);
r = -errno;
goto finish;
}
break;
}
if ((r = label_fix(i->path)) < 0)
goto finish;
log_debug("%s created successfully.", i->path);
finish:
if (fd >= 0)
close_nointr_nofail(fd);
return r;
}
static int remove_item(Item *i) {
int r;
assert(i);
switch (i->type) {
case CREATE_FILE:
case TRUNCATE_FILE:
case CREATE_DIRECTORY:
case IGNORE_PATH:
break;
case REMOVE_PATH:
if (remove(i->path) < 0 && errno != ENOENT) {
log_error("remove(%s): %m", i->path);
return -errno;
}
break;
case TRUNCATE_DIRECTORY:
case RECURSIVE_REMOVE_PATH:
if ((r = rm_rf(i->path, false, i->type == RECURSIVE_REMOVE_PATH)) < 0 &&
r != -ENOENT) {
log_error("rm_rf(%s): %s", i->path, strerror(-r));
return r;
}
break;
}
return 0;
}
static int process_item(Item *i) {
int r, q, p;
assert(i);
r = arg_create ? create_item(i) : 0;
q = arg_remove ? remove_item(i) : 0;
p = arg_clean ? clean_item(i) : 0;
if (r < 0)
return r;
if (q < 0)
return q;
return p;
}
static void item_free(Item *i) {
assert(i);
free(i->path);
free(i);
}
static int parse_line(const char *fname, unsigned line, const char *buffer, const char *prefix) {
Item *i;
char *mode = NULL, *user = NULL, *group = NULL, *age = NULL;
int r, n;
assert(fname);
assert(line >= 1);
assert(buffer);
if (!(i = new0(Item, 1))) {
log_error("Out of memory");
return -ENOMEM;
}
if ((n = sscanf(buffer,
"%c "
"%ms "
"%o "
"%ms "
"%ms ",
&type,
&path,
"%ms "
"%ms "
"%ms",
&i->type,
&i->path,
&mode,
&user,
&group)) < 2) {
&group,
&age)) < 2) {
log_error("[%s:%u] Syntax error.", fname, line);
r = -EIO;
goto finish;
}
if (type != 'f' && type != 'd') {
log_error("[%s:%u] Unknown file type '%c'.", fname, line, type);
if (i->type != CREATE_FILE &&
i->type != CREATE_DIRECTORY &&
i->type != TRUNCATE_FILE &&
i->type != IGNORE_PATH &&
i->type != REMOVE_PATH &&
i->type != RECURSIVE_REMOVE_PATH) {
log_error("[%s:%u] Unknown file type '%c'.", fname, line, i->type);
r = -EBADMSG;
goto finish;
}
if (prefix && !path_startswith(path, prefix)) {
if (!path_is_absolute(i->path)) {
log_error("[%s:%u] Path '%s' not absolute.", fname, line, i->path);
r = -EBADMSG;
goto finish;
}
path_kill_slashes(i->path);
if (prefix && !path_startswith(i->path, prefix)) {
r = 0;
goto finish;
}
@ -86,18 +525,18 @@ static int process_line(const char *fname, unsigned line, const char *buffer, co
struct passwd *p;
if (streq(user, "root") || streq(user, "0"))
uid = 0;
i->uid = 0;
else if (safe_atolu(user, &lu) >= 0)
uid = (uid_t) lu;
i->uid = (uid_t) lu;
else if ((p = getpwnam(user)))
uid = p->pw_uid;
i->uid = p->pw_uid;
else {
log_error("[%s:%u] Unknown user '%s'.", fname, line, user);
r = -ENOENT;
goto finish;
}
uid_set = true;
i->uid_set = true;
}
if (group && !streq(group, "-")) {
@ -105,123 +544,60 @@ static int process_line(const char *fname, unsigned line, const char *buffer, co
struct group *g;
if (streq(group, "root") || streq(group, "0"))
gid = 0;
i->gid = 0;
else if (safe_atolu(group, &lu) >= 0)
gid = (gid_t) lu;
i->gid = (gid_t) lu;
else if ((g = getgrnam(group)))
gid = g->gr_gid;
i->gid = g->gr_gid;
else {
log_error("[%s:%u] Unknown group '%s'.", fname, line, group);
r = -ENOENT;
goto finish;
}
gid_set = true;
i->gid_set = true;
}
if (n < 3)
mode = type == 'f' ? 0644 : 0755;
if (mode && !streq(mode, "-")) {
unsigned m;
if (type == 'f') {
mode_t u;
struct stat st;
u = umask(0);
fd = open(path, O_CREAT|O_NDELAY|O_CLOEXEC|O_WRONLY|O_NOCTTY|O_NOFOLLOW, mode);
umask(u);
if (fd < 0) {
log_error("Failed to create file %s: %m", path);
r = -errno;
if (sscanf(mode, "%o", &m) != 1) {
log_error("[%s:%u] Invalid mode '%s'.", fname, line, mode);
r = -ENOENT;
goto finish;
}
if (fstat(fd, &st) < 0) {
log_error("stat(%s) failed: %m", path);
r = -errno;
i->mode = m;
i->mode_set = true;
} else
i->mode = i->type == CREATE_DIRECTORY ? 0755 : 0644;
if (age && !streq(age, "-")) {
if (parse_usec(age, &i->age) < 0) {
log_error("[%s:%u] Invalid age '%s'.", fname, line, age);
r = -EBADMSG;
goto finish;
}
if (!S_ISREG(st.st_mode)) {
log_error("%s is not a file.", path);
r = -EEXIST;
goto finish;
}
if (fchmod(fd, mode) < 0) {
log_error("chmod(%s) failed: %m", path);
r = -errno;
goto finish;
}
if (uid_set || gid_set) {
if (fchown(fd,
uid_set ? uid : (uid_t) -1,
gid_set ? gid : (gid_t) -1) < 0) {
log_error("chown(%s) failed: %m", path);
r = -errno;
goto finish;
}
}
} else if (type == 'd') {
mode_t u;
struct stat st;
u = umask(0);
r = mkdir(path, mode);
umask(u);
if (r < 0 && errno != EEXIST) {
log_error("Failed to create directory %s: %m", path);
r = -errno;
goto finish;
}
if (stat(path, &st) < 0) {
log_error("stat(%s) failed: %m", path);
r = -errno;
goto finish;
}
if (!S_ISDIR(st.st_mode)) {
log_error("%s is not a directory.", path);
r = -EEXIST;
goto finish;
}
if (chmod(path, mode) < 0) {
log_error("chmod(%s) failed: %m", path);
r = -errno;
goto finish;
}
if (uid_set || gid_set) {
if (chown(path,
uid_set ? uid : (uid_t) -1,
gid_set ? gid : (gid_t) -1) < 0) {
log_error("chown(%s) failed: %m", path);
r = -errno;
goto finish;
}
}
i->age_set = true;
}
if ((r = label_fix(path)) < 0)
if ((r = hashmap_put(items, i->path, i)) < 0) {
log_error("Failed to insert item %s: %s", i->path, strerror(-r));
goto finish;
}
log_debug("%s created successfully.", path);
i = NULL;
r = 0;
finish:
free(path);
free(user);
free(group);
free(mode);
free(age);
if (fd >= 0)
close_nointr_nofail(fd);
if (i)
item_free(i);
return r;
}
@ -239,16 +615,89 @@ static int scandir_filter(const struct dirent *d) {
return endswith(d->d_name, ".conf");
}
static int help(void) {
printf("%s [OPTIONS...]\n\n"
"Create and clean up temporary directories.\n\n"
" -h --help Show this help\n"
" --create Create marked files/directories\n"
" --clean Clean up marked directories\n"
" --remove Remove marked files/directories\n",
program_invocation_short_name);
return 0;
}
static int parse_argv(int argc, char *argv[]) {
enum {
ARG_CREATE,
ARG_CLEAN,
ARG_REMOVE
};
static const struct option options[] = {
{ "help", no_argument, NULL, 'h' },
{ "create", no_argument, NULL, ARG_CREATE },
{ "clean", no_argument, NULL, ARG_CLEAN },
{ "remove", no_argument, NULL, ARG_REMOVE },
{ NULL, 0, NULL, 0 }
};
int c;
assert(argc >= 0);
assert(argv);
while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) {
switch (c) {
case 'h':
help();
return 0;
case ARG_CREATE:
arg_create = true;
break;
case ARG_CLEAN:
arg_clean = true;
break;
case ARG_REMOVE:
arg_remove = true;
break;
case '?':
return -EINVAL;
default:
log_error("Unknown option code %c", c);
return -EINVAL;
}
}
if (!arg_clean && !arg_create && !arg_remove) {
help();
return -EINVAL;
}
return 1;
}
int main(int argc, char *argv[]) {
struct dirent **de = NULL;
int r = EXIT_FAILURE, n, i;
int r, n, j;
const char *prefix = NULL;
Item *i;
Iterator iterator;
if (argc > 2) {
log_error("This program takes no more than one argument.");
return EXIT_FAILURE;
} else if (argc > 1)
prefix = argv[1];
if ((r = parse_argv(argc, argv)) <= 0)
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
if (optind < argc)
prefix = argv[optind];
else
prefix = "/";
@ -258,26 +707,34 @@ int main(int argc, char *argv[]) {
label_init();
if (!(items = hashmap_new(string_hash_func, string_compare_func))) {
log_error("Out of memory");
r = EXIT_FAILURE;
goto finish;
}
if ((n = scandir("/etc/tmpfiles.d/", &de, scandir_filter, alphasort)) < 0) {
if (errno == ENOENT)
r = EXIT_SUCCESS;
else
else {
log_error("Failed to enumerate /etc/tmpfiles.d/ files: %m");
r = EXIT_FAILURE;
}
goto finish;
}
r = EXIT_SUCCESS;
for (i = 0; i < n; i++) {
for (j = 0; j < n; j++) {
int k;
char *fn;
FILE *f;
unsigned j;
unsigned v;
k = asprintf(&fn, "/etc/tmpfiles.d/%s", de[i]->d_name);
free(de[i]);
k = asprintf(&fn, "/etc/tmpfiles.d/%s", de[j]->d_name);
free(de[j]);
if (k < 0) {
log_error("Failed to allocate file name.");
@ -286,26 +743,30 @@ int main(int argc, char *argv[]) {
}
if (!(f = fopen(fn, "re"))) {
log_error("Failed to open %s: %m", fn);
if (errno != ENOENT) {
log_error("Failed to open %s: %m", fn);
r = EXIT_FAILURE;
}
free(fn);
r = EXIT_FAILURE;
continue;
}
j = 0;
v = 0;
for (;;) {
char line[LINE_MAX], *l;
if (!(fgets(line, sizeof(line), f)))
break;
j++;
v++;
l = strstrip(line);
if (*l == '#' || *l == 0)
continue;
if (process_line(fn, j, l, prefix) < 0)
if (parse_line(fn, v, l, prefix) < 0)
r = EXIT_FAILURE;
}
@ -321,7 +782,15 @@ int main(int argc, char *argv[]) {
free(de);
HASHMAP_FOREACH(i, items, iterator)
if (process_item(i) < 0)
r = EXIT_FAILURE;
finish:
while ((i = hashmap_steal_first(items)))
item_free(i);
hashmap_free(items);
return r;
}

4
src/util.c
View File

@ -3333,6 +3333,10 @@ bool null_or_empty(struct stat *st) {
return false;
}
DIR *xopendirat(int fd, const char *name) {
return fdopendir(openat(fd, name, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC));
}
static const char *const ioprio_class_table[] = {
[IOPRIO_CLASS_NONE] = "none",
[IOPRIO_CLASS_RT] = "realtime",

3
src/util.h
View File

@ -32,6 +32,7 @@
#include <sched.h>
#include <limits.h>
#include <sys/stat.h>
#include <dirent.h>
#include "macro.h"
@ -361,6 +362,8 @@ _noreturn_ void freeze(void);
bool null_or_empty(struct stat *st);
DIR *xopendirat(int dirfd, const char *name);
#define NULSTR_FOREACH(i, l) \
for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1)

12
tmpfiles.d/systemd.conf
View File

@ -5,6 +5,12 @@
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
d /var/lock/subsys 0755 root root
d /var/run/user 0755 root root
f /var/run/utmp 0664 root utmp
d /var/lock/subsys 0755 root root 10d
d /var/run/user 0755 root root 10d
F /var/run/utmp 0664 root utmp -
f /var/log/wtmp 0644 root utmp -
d /tmp 1777 root root 10d
d /var/tmp 1777 root root 30d
d /var/cache/man - - - 30d

20
tmpfiles.d/x11.conf
View File

@ -5,5 +5,21 @@
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
d /tmp/.X11-unix 1777 root root
d /tmp/.ICE-unix 1777 root root
# Make sure these are created by default so that nobody else can
d /tmp/.X11-unix 1777 root root 10d
d /tmp/.ICE-unix 1777 root root 10d
d /tmp/.XIM-unix 1777 root root 10d
d /tmp/.font-unix 1777 root root 10d
d /tmp/.Test-unix 1777 root root 10d
# Unlink the X11 lock files
r /tmp/.X0-lock
r /tmp/.X1-lock
r /tmp/.X2-lock
r /tmp/.X3-lock
r /tmp/.X4-lock
r /tmp/.X5-lock
r /tmp/.X6-lock
r /tmp/.X7-lock
r /tmp/.X8-lock
r /tmp/.X9-lock

2
units/.gitignore vendored
View File

@ -1,3 +1,5 @@
systemd-tmpfiles-clean.service
systemd-tmpfiles-setup.service
halt.service
poweroff.service
reboot.service

6
units/tmpwatch.service → units/systemd-tmpfiles-clean.service.in
View File

@ -10,10 +10,10 @@ Description=Cleanup of Temporary Directories
DefaultDependencies=no
Wants=local-fs.target
After=systemd-readahead-collect.service systemd-readahead-replay.service local-fs.target
Before=basic.target poweroff.service reboot.service halt.service killall.service
Before=basic.target shutdown.target
ConditionPathExists=/etc/tmpfiles.d
[Service]
Type=oneshot
ExecStart=/usr/sbin/tmpwatch -umc -x /tmp/.X11-unix -x /tmp/.ICE-unix 10d /tmp
ExecStart=/usr/sbin/tmpwatch -umc 30d /var/tmp
ExecStart=@rootlibexecdir@/systemd-tmpfiles --clean
IOSchedulingClass=idle

2
units/tmpwatch.timer → units/systemd-tmpfiles-clean.timer
View File

@ -9,5 +9,5 @@
Description=Daily Cleanup of Temporary Directories
[Timer]
OnBootSec=1d
OnBootSec=15min
OnUnitActiveSec=1d

3
units/systemd-tmpfiles.service.in → units/systemd-tmpfiles-setup.service.in
View File

@ -11,8 +11,9 @@ DefaultDependencies=no
Wants=local-fs.target
After=systemd-readahead-collect.service systemd-readahead-replay.service local-fs.target
Before=basic.target shutdown.target
ConditionPathExists=/etc/tmpfiles.d
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart=@rootlibexecdir@/systemd-tmpfiles
ExecStart=@rootlibexecdir@/systemd-tmpfiles --create --remove