#include <string.h>
#include <limits.h>
#include <dirent.h>
-#include <grp.h>
-#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <glob.h>
#include <fnmatch.h>
#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/param.h>
#include <sys/xattr.h>
+#include <linux/fs.h>
#include "log.h"
#include "util.h"
ADJUST_MODE = 'm', /* legacy, 'z' is identical to this */
RELABEL_PATH = 'z',
RECURSIVE_RELABEL_PATH = 'Z',
+ SET_ATTRIB = 'h',
+ RECURSIVE_SET_ATTRIB = 'H',
} ItemType;
typedef struct Item {
usec_t age;
dev_t major_minor;
+ unsigned long attrib_value;
+ unsigned long attrib_mask;
bool uid_set:1;
bool gid_set:1;
bool mode_set:1;
bool age_set:1;
bool mask_perms:1;
+ bool attrib_set:1;
bool keep_first_level:1;
return r;
}
+static DIR* xopendirat_nomod(int dirfd, const char *path) {
+ DIR *dir;
+
+ dir = xopendirat(dirfd, path, O_NOFOLLOW|O_NOATIME);
+ if (!dir) {
+ log_debug_errno(errno, "Cannot open %sdirectory \"%s\": %m",
+ dirfd == AT_FDCWD ? "" : "sub", path);
+ if (errno == EPERM) {
+ dir = xopendirat(dirfd, path, O_NOFOLLOW);
+ if (!dir)
+ log_debug_errno(errno, "Cannot open %sdirectory \"%s\": %m",
+ dirfd == AT_FDCWD ? "" : "sub", path);
+ }
+ }
+
+ return dir;
+}
+
+static DIR* opendir_nomod(const char *path) {
+ return xopendirat_nomod(AT_FDCWD, path);
+}
+
static int dir_cleanup(
Item *i,
const char *p,
}
/* Stay on the same filesystem */
- if (s.st_dev != rootdev)
+ if (s.st_dev != rootdev) {
+ log_debug("Ignoring \"%s/%s\": different filesystem.", p, dent->d_name);
continue;
+ }
/* Try to detect bind mounts of the same filesystem instance; they
* do not differ in device major/minors. This type of query is not
* supported on all kernels or filesystem types though. */
- if (S_ISDIR(s.st_mode) && dir_is_mount_point(d, dent->d_name) > 0)
+ if (S_ISDIR(s.st_mode) && dir_is_mount_point(d, dent->d_name) > 0) {
+ log_debug("Ignoring \"%s/%s\": different mount of the same filesystem.",
+ p, dent->d_name);
continue;
+ }
/* Do not delete read-only files owned by root */
- if (s.st_uid == 0 && !(s.st_mode & S_IWUSR))
+ if (s.st_uid == 0 && !(s.st_mode & S_IWUSR)) {
+ log_debug("Ignoring \"%s/%s\": read-only and owner by root.", p, dent->d_name);
continue;
+ }
sub_path = strjoin(p, "/", dent->d_name, NULL);
if (!sub_path) {
}
/* Is there an item configured for this path? */
- if (hashmap_get(items, sub_path))
+ if (hashmap_get(items, sub_path)) {
+ log_debug("Ignoring \"%s\": a separate entry exists.", sub_path);
continue;
+ }
- if (find_glob(globs, sub_path))
+ if (find_glob(globs, sub_path)) {
+ log_debug("Ignoring \"%s\": a separate glob exists.", sub_path);
continue;
+ }
if (S_ISDIR(s.st_mode)) {
if (mountpoint &&
streq(dent->d_name, "lost+found") &&
- s.st_uid == 0)
+ s.st_uid == 0) {
+ log_debug("Ignoring \"%s\".", sub_path);
continue;
+ }
if (maxdepth <= 0)
- log_warning("Reached max depth on %s.", sub_path);
+ log_warning("Reached max depth on \"%s\".", sub_path);
else {
_cleanup_closedir_ DIR *sub_dir;
int q;
- sub_dir = xopendirat(dirfd(d), dent->d_name, O_NOFOLLOW|O_NOATIME);
+ sub_dir = xopendirat_nomod(dirfd(d), dent->d_name);
if (!sub_dir) {
- if (errno != ENOENT) {
- log_error_errno(errno, "opendir(%s/%s) failed: %m", p, dent->d_name);
- r = -errno;
- }
+ if (errno != ENOENT)
+ r = log_error_errno(errno, "opendir(%s) failed: %m", sub_path);
continue;
}
* bit already has a meaning for directories,
* so we don't want to overload that. */
- if (keep_this_level)
+ if (keep_this_level) {
+ log_debug("Keeping \"%s\".", sub_path);
continue;
+ }
/* Ignore ctime, we change it when deleting */
- age = MAX(timespec_load(&s.st_mtim),
- timespec_load(&s.st_atim));
- if (age >= cutoff)
+ age = timespec_load(&s.st_mtim);
+ if (age >= cutoff) {
+ char a[FORMAT_TIMESTAMP_MAX];
+ /* Follows spelling in stat(1). */
+ log_debug("Directory \"%s\": modify time %s is too new.",
+ sub_path,
+ format_timestamp_us(a, sizeof(a), age));
continue;
+ }
- if (i->type != IGNORE_DIRECTORY_PATH || !streq(dent->d_name, p)) {
- log_debug("rmdir '%s'", sub_path);
+ age = timespec_load(&s.st_atim);
+ if (age >= cutoff) {
+ char a[FORMAT_TIMESTAMP_MAX];
+ log_debug("Directory \"%s\": access time %s is too new.",
+ sub_path,
+ format_timestamp_us(a, sizeof(a), age));
+ continue;
+ }
- if (unlinkat(dirfd(d), dent->d_name, AT_REMOVEDIR) < 0) {
- if (errno != ENOENT && errno != ENOTEMPTY) {
- log_error_errno(errno, "rmdir(%s): %m", sub_path);
- r = -errno;
- }
+ log_debug("Removing directory \"%s\".", sub_path);
+ if (unlinkat(dirfd(d), dent->d_name, AT_REMOVEDIR) < 0)
+ if (errno != ENOENT && errno != ENOTEMPTY) {
+ log_error_errno(errno, "rmdir(%s): %m", sub_path);
+ r = -errno;
}
- }
} else {
/* Skip files for which the sticky bit is
* set. These are semantics we define, and are
* unknown elsewhere. See XDG_RUNTIME_DIR
* specification for details. */
- if (s.st_mode & S_ISVTX)
+ if (s.st_mode & S_ISVTX) {
+ log_debug("Skipping \"%s\": sticky bit set.", sub_path);
continue;
+ }
- if (mountpoint && S_ISREG(s.st_mode)) {
- if (streq(dent->d_name, ".journal") &&
- s.st_uid == 0)
- continue;
-
- if (streq(dent->d_name, "aquota.user") ||
- streq(dent->d_name, "aquota.group"))
+ if (mountpoint && S_ISREG(s.st_mode))
+ if ((streq(dent->d_name, ".journal") && s.st_uid == 0) ||
+ streq(dent->d_name, "aquota.user") ||
+ streq(dent->d_name, "aquota.group")) {
+ log_debug("Skipping \"%s\".", sub_path);
continue;
- }
+ }
/* Ignore sockets that are listed in /proc/net/unix */
- if (S_ISSOCK(s.st_mode) && unix_socket_alive(sub_path))
+ if (S_ISSOCK(s.st_mode) && unix_socket_alive(sub_path)) {
+ log_debug("Skipping \"%s\": live socket.", sub_path);
continue;
+ }
/* Ignore device nodes */
- if (S_ISCHR(s.st_mode) || S_ISBLK(s.st_mode))
+ if (S_ISCHR(s.st_mode) || S_ISBLK(s.st_mode)) {
+ log_debug("Skipping \"%s\": a device.", sub_path);
continue;
+ }
/* Keep files on this level around if this is
* requested */
- if (keep_this_level)
+ if (keep_this_level) {
+ log_debug("Keeping \"%s\".", sub_path);
continue;
+ }
- age = MAX3(timespec_load(&s.st_mtim),
- timespec_load(&s.st_atim),
- timespec_load(&s.st_ctim));
-
- if (age >= cutoff)
+ age = timespec_load(&s.st_mtim);
+ if (age >= cutoff) {
+ char a[FORMAT_TIMESTAMP_MAX];
+ /* Follows spelling in stat(1). */
+ log_debug("File \"%s\": modify time %s is too new.",
+ sub_path,
+ format_timestamp_us(a, sizeof(a), age));
continue;
+ }
- log_debug("unlink '%s'", sub_path);
+ age = timespec_load(&s.st_atim);
+ if (age >= cutoff) {
+ char a[FORMAT_TIMESTAMP_MAX];
+ log_debug("File \"%s\": access time %s is too new.",
+ sub_path,
+ format_timestamp_us(a, sizeof(a), age));
+ continue;
+ }
- if (unlinkat(dirfd(d), dent->d_name, 0) < 0) {
- if (errno != ENOENT) {
- log_error_errno(errno, "unlink(%s): %m", sub_path);
- r = -errno;
- }
+ age = timespec_load(&s.st_ctim);
+ if (age >= cutoff) {
+ char a[FORMAT_TIMESTAMP_MAX];
+ log_debug("File \"%s\": change time %s is too new.",
+ sub_path,
+ format_timestamp_us(a, sizeof(a), age));
+ continue;
}
+ log_debug("unlink \"%s\"", sub_path);
+
+ if (unlinkat(dirfd(d), dent->d_name, 0) < 0)
+ if (errno != ENOENT)
+ r = log_error_errno(errno, "unlink(%s): %m", sub_path);
+
deleted = true;
}
}
finish:
if (deleted) {
+ usec_t age1, age2;
+ char a[FORMAT_TIMESTAMP_MAX], b[FORMAT_TIMESTAMP_MAX];
+
/* Restore original directory timestamps */
times[0] = ds->st_atim;
times[1] = ds->st_mtim;
+ age1 = timespec_load(&ds->st_atim);
+ age2 = timespec_load(&ds->st_mtim);
+ log_debug("Restoring access and modification time on \"%s\": %s, %s",
+ p,
+ format_timestamp_us(a, sizeof(a), age1),
+ format_timestamp_us(b, sizeof(b), age2));
if (futimens(dirfd(d), times) < 0)
log_error_errno(errno, "utimensat(%s): %m", p);
}
m &= ~07000; /* remove sticky/sgid/suid bit, unless directory */
}
- if (!st_valid || m != (st.st_mode & 07777)) {
+ if (st_valid && m == (st.st_mode & 07777))
+ log_debug("\"%s\" has right mode %o", path, st.st_mode);
+ else {
+ log_debug("chmod \"%s\" to mode %o", path, m);
if (chmod(path, m) < 0)
return log_error_errno(errno, "chmod(%s) failed: %m", path);
}
}
- if ((!st_valid || (i->uid != st.st_uid || i->gid != st.st_gid)) &&
- (i->uid_set || i->gid_set))
+ if ((!st_valid || i->uid != st.st_uid || i->gid != st.st_gid) &&
+ (i->uid_set || i->gid_set)) {
+ log_debug("chown \"%s\" to "UID_FMT"."GID_FMT,
+ path,
+ i->uid_set ? i->uid : UID_INVALID,
+ i->gid_set ? i->gid : GID_INVALID);
if (chown(path,
i->uid_set ? i->uid : UID_INVALID,
i->gid_set ? i->gid : GID_INVALID) < 0)
return log_error_errno(errno, "chown(%s) failed: %m", path);
+ }
return label_fix(path, false, false);
}
int n;
n = strlen(*value);
+ log_debug("\"%s\": setting xattr \"%s=%s\"", path, *name, *value);
if (lsetxattr(path, *name, *value, n, 0) < 0) {
log_error("Setting extended attribute %s=%s on %s failed: %m",
*name, *value, path);
static int get_acls_from_arg(Item *item) {
#ifdef HAVE_ACL
int r;
- _cleanup_(acl_freep) acl_t a = NULL, d = NULL;
assert(item);
* afterwards, so the mask can be added now if necessary. */
r = parse_acl(item->argument, &item->acl_access, &item->acl_default, !item->force);
if (r < 0)
- log_warning_errno(errno, "Failed to parse ACL \"%s\": %m. Ignoring",
+ log_warning_errno(r, "Failed to parse ACL \"%s\": %m. Ignoring",
item->argument);
#else
log_warning_errno(ENOSYS, "ACLs are not supported. Ignoring");
return 0;
}
+#ifdef HAVE_ACL
static int path_set_acl(const char *path, acl_type_t type, acl_t acl, bool modify) {
_cleanup_(acl_freep) acl_t dup = NULL;
int r;
+ _cleanup_(acl_free_charpp) char *t = NULL;
+
+ /* Returns 0 for success, positive error if already warned,
+ * negative error otherwise. */
if (modify) {
r = acls_for_file(path, type, acl, &dup);
if (r < 0)
return r;
- r = acl_set_file(path, type, dup);
- if (r < 0) {
- _cleanup_(acl_free_charpp) char *t;
+ t = acl_to_any_text(dup, NULL, ',', TEXT_ABBREVIATE);
+ log_debug("\"%s\": setting %s ACL \"%s\"", path,
+ type == ACL_TYPE_ACCESS ? "access" : "default",
+ strna(t));
- r = -errno;
- t = acl_to_any_text(dup, NULL, ',', TEXT_ABBREVIATE);
- log_error_errno(r,
- "Setting %s ACL \"%s\" on %s failed: %m",
- type == ACL_TYPE_ACCESS ? "access" : "default",
- strna(t), path);
- }
+ r = acl_set_file(path, type, dup);
+ if (r < 0)
+ return -log_error_errno(errno,
+ "Setting %s ACL \"%s\" on %s failed: %m",
+ type == ACL_TYPE_ACCESS ? "access" : "default",
+ strna(t), path);
- return r;
+ return 0;
}
+#endif
static int path_set_acls(Item *item, const char *path) {
+ int r = 0;
#ifdef HAVE_ACL
- int r;
-
assert(item);
assert(path);
- if (item->acl_access) {
+ if (item->acl_access)
r = path_set_acl(path, ACL_TYPE_ACCESS, item->acl_access, item->force);
- if (r < 0)
- return r;
- }
- if (item->acl_default) {
+ if (r == 0 && item->acl_default)
r = path_set_acl(path, ACL_TYPE_DEFAULT, item->acl_default, item->force);
- if (r < 0)
- return r;
- }
+
+ if (r > 0)
+ return -r; /* already warned */
+ else if (r == -EOPNOTSUPP) {
+ log_debug_errno(r, "ACLs not supported by file system at %s", path);
+ return 0;
+ } else if (r < 0)
+ log_error_errno(r, "ACL operation on \"%s\" failed: %m", path);
#endif
+ return r;
+}
+
+#define ALL_ATTRIBS \
+ FS_NOATIME_FL | \
+ FS_SYNC_FL | \
+ FS_DIRSYNC_FL | \
+ FS_APPEND_FL | \
+ FS_COMPR_FL | \
+ FS_NODUMP_FL | \
+ FS_EXTENT_FL | \
+ FS_IMMUTABLE_FL | \
+ FS_JOURNAL_DATA_FL | \
+ FS_SECRM_FL | \
+ FS_UNRM_FL | \
+ FS_NOTAIL_FL | \
+ FS_TOPDIR_FL | \
+ FS_NOCOW_FL
+
+static int get_attrib_from_arg(Item *item) {
+ static const unsigned attributes[] = {
+ [(uint8_t)'A'] = FS_NOATIME_FL, /* do not update atime */
+ [(uint8_t)'S'] = FS_SYNC_FL, /* Synchronous updates */
+ [(uint8_t)'D'] = FS_DIRSYNC_FL, /* dirsync behaviour (directories only) */
+ [(uint8_t)'a'] = FS_APPEND_FL, /* writes to file may only append */
+ [(uint8_t)'c'] = FS_COMPR_FL, /* Compress file */
+ [(uint8_t)'d'] = FS_NODUMP_FL, /* do not dump file */
+ [(uint8_t)'e'] = FS_EXTENT_FL, /* Top of directory hierarchies*/
+ [(uint8_t)'i'] = FS_IMMUTABLE_FL, /* Immutable file */
+ [(uint8_t)'j'] = FS_JOURNAL_DATA_FL, /* Reserved for ext3 */
+ [(uint8_t)'s'] = FS_SECRM_FL, /* Secure deletion */
+ [(uint8_t)'u'] = FS_UNRM_FL, /* Undelete */
+ [(uint8_t)'t'] = FS_NOTAIL_FL, /* file tail should not be merged */
+ [(uint8_t)'T'] = FS_TOPDIR_FL, /* Top of directory hierarchies*/
+ [(uint8_t)'C'] = FS_NOCOW_FL, /* Do not cow file */
+ };
+ char *p = item->argument;
+ enum {
+ MODE_ADD,
+ MODE_DEL,
+ MODE_SET
+ } mode = MODE_ADD;
+ unsigned long value = 0, mask = 0;
+
+ if (!p) {
+ log_error("\"%s\": setting ATTR need an argument", item->path);
+ return -EINVAL;
+ }
+
+ if (*p == '+') {
+ mode = MODE_ADD;
+ p++;
+ } else if (*p == '-') {
+ mode = MODE_DEL;
+ p++;
+ } else if (*p == '=') {
+ mode = MODE_SET;
+ p++;
+ }
+
+ if (!*p && mode != MODE_SET) {
+ log_error("\"%s\": setting ATTR: argument is empty", item->path);
+ return -EINVAL;
+ }
+ for (; *p ; p++) {
+ if ((uint8_t)*p > ELEMENTSOF(attributes) || attributes[(uint8_t)*p] == 0) {
+ log_error("\"%s\": setting ATTR: unknown attr '%c'", item->path, *p);
+ return -EINVAL;
+ }
+ if (mode == MODE_ADD || mode == MODE_SET)
+ value |= attributes[(uint8_t)*p];
+ else
+ value &= ~attributes[(uint8_t)*p];
+ mask |= attributes[(uint8_t)*p];
+ }
+
+ if (mode == MODE_SET)
+ mask |= ALL_ATTRIBS;
+
+ assert(mask);
+
+ item->attrib_mask = mask;
+ item->attrib_value = value;
+ item->attrib_set = true;
+
+ return 0;
+
+}
+
+static int path_set_attrib(Item *item, const char *path) {
+ _cleanup_close_ int fd = -1;
+ int r;
+ unsigned f;
+ struct stat st;
+
+ /* do nothing */
+ if (item->attrib_mask == 0 || !item->attrib_set)
+ return 0;
+ /*
+ * It is OK to ignore an lstat() error, because the error
+ * will be catch by the open() below anyway
+ */
+ if (lstat(path, &st) == 0 &&
+ !S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode)) {
+ return 0;
+ }
+
+ fd = open(path, O_RDONLY|O_NONBLOCK|O_CLOEXEC);
+
+ if (fd < 0)
+ return log_error_errno(errno, "Cannot open \"%s\": %m", path);
+
+ f = item->attrib_value & item->attrib_mask;
+ if (!S_ISDIR(st.st_mode))
+ f &= ~FS_DIRSYNC_FL;
+ r = change_attr_fd(fd, f, item->attrib_mask);
+ if (r < 0)
+ return log_error_errno(errno,
+ "Cannot set attrib for \"%s\", value=0x%08lx, mask=0x%08lx: %m",
+ path, item->attrib_value, item->attrib_mask);
return 0;
}
}
if (fd < 0) {
- if (i->type == WRITE_FILE && errno == ENOENT)
+ if (i->type == WRITE_FILE && errno == ENOENT) {
+ log_debug_errno(errno, "Not writing \"%s\": %m", path);
return 0;
+ }
log_error_errno(errno, "Failed to create file %s: %m", path);
return -errno;
if (i->argument) {
_cleanup_free_ char *unescaped;
- ssize_t n;
- size_t l;
+
+ log_debug("%s to \"%s\".",
+ i->type == CREATE_FILE ? "Appending" : "Writing", path);
unescaped = cunescape(i->argument);
if (!unescaped)
return log_oom();
- l = strlen(unescaped);
- n = write(fd, unescaped, l);
-
- if (n < 0 || (size_t) n < l) {
- log_error("Failed to write file %s: %s", path, n < 0 ? strerror(-n) : "Short write");
- return n < 0 ? n : -EIO;
- }
- }
+ r = loop_write(fd, unescaped, strlen(unescaped), false);
+ if (r < 0)
+ return log_error_errno(r, "Failed to write file \"%s\": %m", path);
+ } else
+ log_debug("\"%s\" has been created.", path);
fd = safe_close(fd);
/* This returns the first error we run into, but nevertheless
* tries to go on */
- d = opendir(path);
+ d = opendir_nomod(path);
if (!d)
return errno == ENOENT || errno == ENOTDIR ? 0 : -errno;
}
static int glob_item(Item *i, action_t action, bool recursive) {
- _cleanup_globfree_ glob_t g = {};
+ _cleanup_globfree_ glob_t g = {
+ .gl_closedir = (void (*)(void *)) closedir,
+ .gl_readdir = (struct dirent *(*)(void *)) readdir,
+ .gl_opendir = (void *(*)(const char *)) opendir_nomod,
+ .gl_lstat = lstat,
+ .gl_stat = stat,
+ };
int r = 0, k;
char **fn;
errno = 0;
- k = glob(i->path, GLOB_NOSORT|GLOB_BRACE, NULL, &g);
+ k = glob(i->path, GLOB_NOSORT|GLOB_BRACE|GLOB_ALTDIRFUNC, NULL, &g);
if (k != 0 && k != GLOB_NOMATCH)
return log_error_errno(errno ?: EIO, "glob(%s) failed: %m", i->path);
return r;
}
+typedef enum {
+ CREATION_NORMAL,
+ CREATION_EXISTING,
+ CREATION_FORCE,
+ _CREATION_MODE_MAX,
+ _CREATION_MODE_INVALID = -1
+} CreationMode;
+
+static const char *creation_mode_verb_table[_CREATION_MODE_MAX] = {
+ [CREATION_NORMAL] = "Created",
+ [CREATION_EXISTING] = "Found existing",
+ [CREATION_FORCE] = "Created replacement",
+};
+
+DEFINE_PRIVATE_STRING_TABLE_LOOKUP_TO_STRING(creation_mode_verb, CreationMode);
+
static int create_item(Item *i) {
struct stat st;
int r = 0;
+ CreationMode creation;
assert(i);
+ log_debug("Running create action for entry %c %s", (char) i->type, i->path);
+
switch (i->type) {
case IGNORE_PATH:
break;
case COPY_FILES:
+ log_debug("Copying tree \"%s\" to \"%s\".", i->argument, i->path);
r = copy_tree(i->argument, i->path, false);
if (r < 0) {
struct stat a, b;
RUN_WITH_UMASK(0000)
mkdir_parents_label(i->path, 0755);
- if (i->type == CREATE_SUBVOLUME) {
- RUN_WITH_UMASK((~i->mode) & 0777)
+ if (i->type == CREATE_SUBVOLUME)
+ RUN_WITH_UMASK((~i->mode) & 0777) {
r = btrfs_subvol_make(i->path);
- } else
+ log_debug_errno(r, "Creating subvolume \"%s\": %m", i->path);
+ }
+ else
r = 0;
- if (IN_SET(i->type, CREATE_DIRECTORY, TRUNCATE_DIRECTORY) || r == -ENOTTY) {
+ if (IN_SET(i->type, CREATE_DIRECTORY, TRUNCATE_DIRECTORY) || r == -ENOTTY)
RUN_WITH_UMASK(0000)
r = mkdir_label(i->path, i->mode);
- }
if (r < 0) {
if (r != -EEXIST)
- return log_error_errno(r, "Failed to create directory or subvolume %s: %m", i->path);
+ return log_error_errno(r, "Failed to create directory or subvolume \"%s\": %m", i->path);
if (stat(i->path, &st) < 0)
return log_error_errno(errno, "stat(%s) failed: %m", i->path);
if (!S_ISDIR(st.st_mode)) {
- log_debug("%s already exists and is not a directory.", i->path);
+ log_debug("\"%s\" already exists and is not a directory.", i->path);
return 0;
}
- }
+
+ creation = CREATION_EXISTING;
+ } else
+ creation = CREATION_NORMAL;
+ log_debug("%s directory \"%s\".", creation_mode_verb_to_string(creation), i->path);
r = path_set_perms(i, i->path);
if (r < 0)
if (r < 0)
return log_error_errno(r, "Failed to create fifo %s: %m", i->path);
+ creation = CREATION_FORCE;
} else {
log_debug("%s is not a fifo.", i->path);
return 0;
}
- }
- }
+ } else
+ creation = CREATION_EXISTING;
+ } else
+ creation = CREATION_NORMAL;
+ log_debug("%s fifo \"%s\".", creation_mode_verb_to_string(creation), i->path);
r = path_set_perms(i, i->path);
if (r < 0)
if (r < 0)
return log_error_errno(r, "symlink(%s, %s) failed: %m", i->argument, i->path);
+ creation = CREATION_FORCE;
} else {
- log_debug("%s is not a symlink or does not point to the correct path.", i->path);
+ log_debug("\"%s\" is not a symlink or does not point to the correct path.", i->path);
return 0;
}
- }
- }
+ } else
+ creation = CREATION_EXISTING;
+ } else
+ creation = CREATION_NORMAL;
+ log_debug("%s symlink \"%s\".", creation_mode_verb_to_string(creation), i->path);
break;
}
if (r < 0)
- return log_error_errno(r, "Failed to create device node %s: %m", i->path);
+ return log_error_errno(r, "Failed to create device node \"%s\": %m", i->path);
+ creation = CREATION_FORCE;
} else {
log_debug("%s is not a device node.", i->path);
return 0;
}
- }
- }
+ } else
+ creation = CREATION_EXISTING;
+ } else
+ creation = CREATION_NORMAL;
+ log_debug("%s %s device node \"%s\" %u:%u.",
+ creation_mode_verb_to_string(creation),
+ i->type == CREATE_BLOCK_DEVICE ? "block" : "char",
+ i->path, major(i->mode), minor(i->mode));
r = path_set_perms(i, i->path);
if (r < 0)
if (r < 0)
return r;
break;
- }
- log_debug("%s created successfully.", i->path);
+ case SET_ATTRIB:
+ r = glob_item(i, path_set_attrib, false);
+ if (r < 0)
+ return r;
+ break;
+
+ case RECURSIVE_SET_ATTRIB:
+ r = glob_item(i, path_set_attrib, true);
+ if (r < 0)
+ return r;
+ break;
+ }
return 0;
}
case RECURSIVE_REMOVE_PATH:
/* FIXME: we probably should use dir_cleanup() here
* instead of rm_rf() so that 'x' is honoured. */
+ log_debug("rm -rf \"%s\"", instance);
r = rm_rf_dangerous(instance, false, i->type == RECURSIVE_REMOVE_PATH, false);
if (r < 0 && r != -ENOENT)
return log_error_errno(r, "rm_rf(%s): %m", instance);
assert(i);
+ log_debug("Running remove action for entry %c %s", (char) i->type, i->path);
+
switch (i->type) {
case CREATE_FILE:
case RECURSIVE_SET_XATTR:
case SET_ACL:
case RECURSIVE_SET_ACL:
+ case SET_ATTRIB:
+ case RECURSIVE_SET_ATTRIB:
break;
case REMOVE_PATH:
_cleanup_closedir_ DIR *d = NULL;
struct stat s, ps;
bool mountpoint;
- int r;
usec_t cutoff, n;
+ char timestamp[FORMAT_TIMESTAMP_MAX];
assert(i);
cutoff = n - i->age;
- d = opendir(instance);
+ d = opendir_nomod(instance);
if (!d) {
- if (errno == ENOENT || errno == ENOTDIR)
+ if (errno == ENOENT || errno == ENOTDIR) {
+ log_debug_errno(errno, "Directory \"%s\": %m", instance);
return 0;
+ }
- log_error_errno(errno, "Failed to open directory %s: %m", i->path);
+ log_error_errno(errno, "Failed to open directory %s: %m", instance);
return -errno;
}
mountpoint = s.st_dev != ps.st_dev ||
(s.st_dev == ps.st_dev && s.st_ino == ps.st_ino);
- r = dir_cleanup(i, instance, d, &s, cutoff, s.st_dev, mountpoint,
- MAX_DEPTH, i->keep_first_level);
- return r;
+ log_debug("Cleanup threshold for %s \"%s\" is %s",
+ mountpoint ? "mount point" : "directory",
+ instance,
+ format_timestamp_us(timestamp, sizeof(timestamp), cutoff));
+
+ return dir_cleanup(i, instance, d, &s, cutoff, s.st_dev, mountpoint,
+ MAX_DEPTH, i->keep_first_level);
}
static int clean_item(Item *i) {
assert(i);
+ log_debug("Running clean action for entry %c %s", (char) i->type, i->path);
+
switch (i->type) {
case CREATE_DIRECTORY:
case CREATE_SUBVOLUME:
char **prefix;
STRV_FOREACH(prefix, arg_exclude_prefixes)
- if (path_startswith(path, *prefix))
+ if (path_startswith(path, *prefix)) {
+ log_debug("Entry \"%s\" matches exclude prefix \"%s\", skipping.",
+ path, *prefix);
return false;
+ }
STRV_FOREACH(prefix, arg_include_prefixes)
- if (path_startswith(path, *prefix))
+ if (path_startswith(path, *prefix)) {
+ log_debug("Entry \"%s\" matches include prefix \"%s\".", path, *prefix);
return true;
+ }
/* no matches, so we should include this path only if we
* have no whitelist at all */
- return strv_length(arg_include_prefixes) == 0;
+ if (strv_length(arg_include_prefixes) == 0)
+ return true;
+
+ log_debug("Entry \"%s\" does not match any include prefix, skipping.", path);
+ return false;
}
static int parse_line(const char *fname, unsigned line, const char *buffer) {
_cleanup_(item_free_contents) Item i = {};
ItemArray *existing;
Hashmap *h;
- int r, c = -1, pos;
+ int r, pos;
bool force = false, boot = false;
assert(fname);
assert(line >= 1);
assert(buffer);
- r = sscanf(buffer,
- "%ms %ms %ms %ms %ms %ms %n",
+ r = unquote_many_words(&buffer,
&action,
&path,
&mode,
&user,
&group,
&age,
- &c);
- if (r < 2) {
+ &i.argument,
+ NULL);
+ if (r < 0)
+ return log_error_errno(r, "[%s:%u] Failed to parse line: %m", fname, line);
+ else if (r < 2) {
log_error("[%s:%u] Syntax error.", fname, line);
return -EIO;
}
}
}
- if (boot && !arg_boot)
+ if (boot && !arg_boot) {
+ log_debug("Ignoring entry %s \"%s\" because --boot is not specified.",
+ action, path);
return 0;
+ }
i.type = action[0];
i.force = force;
return r;
}
- if (c >= 0) {
- c += strspn(buffer+c, WHITESPACE);
- if (buffer[c] != 0 && (buffer[c] != '-' || buffer[c+1] != 0)) {
- i.argument = unquote(buffer+c, "\"");
- if (!i.argument)
- return log_oom();
- }
- }
-
switch (i.type) {
case CREATE_FILE:
return r;
break;
+ case SET_ATTRIB:
+ case RECURSIVE_SET_ATTRIB:
+ if (!i.argument) {
+ log_error("[%s:%u] Set attrib requires argument.", fname, line);
+ return -EBADMSG;
+ }
+ r = get_attrib_from_arg(&i);
+ if (r < 0)
+ return r;
+ break;
+
default:
- log_error("[%s:%u] Unknown command type '%c'.", fname, line, i.type);
+ log_error("[%s:%u] Unknown command type '%c'.", fname, line, (char) i.type);
return -EBADMSG;
}
unsigned n;
for (n = 0; n < existing->count; n++) {
- if (!item_compatible(existing->items + n, &i))
+ if (!item_compatible(existing->items + n, &i)) {
log_warning("[%s:%u] Duplicate line for path \"%s\", ignoring.",
fname, line, i.path);
+ return 0;
+ }
}
} else {
existing = new0(ItemArray, 1);
" --clean Clean up marked directories\n"
" --remove Remove marked files/directories\n"
" --boot 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"
+ " --prefix=PATH Only apply rules with the specified prefix\n"
+ " --exclude-prefix=PATH Ignore rules with the specified prefix\n"
" --root=PATH Operate on an alternate filesystem root\n",
program_invocation_short_name);
}
r = search_and_fopen_nulstr(fn, "re", arg_root, conf_file_dirs, &f);
if (r < 0) {
- if (ignore_enoent && r == -ENOENT)
+ if (ignore_enoent && r == -ENOENT) {
+ log_debug_errno(r, "Failed to open \"%s\": %m", fn);
return 0;
+ }
return log_error_errno(r, "Failed to open '%s', ignoring: %m", fn);
}
+ log_debug("Reading config file \"%s\".", fn);
FOREACH_LINE(line, f, break) {
char *l;