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mirror of https://github.com/systemd/systemd-stable.git synced 2024-12-22 13:33:56 +03:00

label: udev might be making changes in /dev while we iterate through it

Also, there are most likely dead symlinks in there, so let's ignore
ENOENT when we relabel.

https://bugzilla.redhat.com/show_bug.cgi?id=680169
This commit is contained in:
Lennart Poettering 2011-02-25 01:47:31 +01:00
parent 8e20e31a65
commit c904f64d84
6 changed files with 18 additions and 7 deletions

8
TODO
View File

@ -1,5 +1,7 @@
F15:
* swap units that are activated by one name but shown in the kernel under another are semi-broken
* dep cycle basic → udev-retry → auditd → iptables → basic
* isolate multi-user.target doesn't start a getty@tty1 if we run it from graphical.target
@ -19,7 +21,11 @@ F15:
* Make systemd-cryptsetup cancellable
* udev should be able to upgrade its database on its own
* add fstab fields to add wait timeouts, change Wants to Requires by local-fs.target
* hook emergency.target into local-fs.target in some way as OnFailure with isolate
* convince Karel to give us our own mount option prefix
Features:

View File

@ -305,7 +305,7 @@ static int open_dev_autofs(Manager *m) {
if (m->dev_autofs_fd >= 0)
return m->dev_autofs_fd;
label_fix("/dev/autofs");
label_fix("/dev/autofs", false);
if ((m->dev_autofs_fd = open("/dev/autofs", O_CLOEXEC|O_RDONLY)) < 0) {
log_error("Failed to open /dev/autofs: %s", strerror(errno));

View File

@ -65,7 +65,7 @@ int label_init(void) {
return r;
}
int label_fix(const char *path) {
int label_fix(const char *path, bool ignore_enoent) {
int r = 0;
#ifdef HAVE_SELINUX
@ -90,6 +90,10 @@ int label_fix(const char *path) {
/* If the FS doesn't support labels, then exit without warning */
if (r < 0 && errno == ENOTSUP)
return 0;
/* Ignore ENOENT in some cases */
if (r < 0 && ignore_enoent && errno == ENOENT)
return 0;
}
}

View File

@ -23,11 +23,12 @@
***/
#include <sys/types.h>
#include <stdbool.h>
int label_init(void);
void label_finish(void);
int label_fix(const char *path);
int label_fix(const char *path, bool ignore_enoent);
int label_socket_set(const char *label);
void label_socket_clear(void);

View File

@ -121,7 +121,7 @@ static int mount_one(const MountPoint *p) {
return p->fatal ? -errno : 0;
}
label_fix(p->where);
label_fix(p->where, false);
return 0;
}
@ -216,7 +216,7 @@ static int nftw_cb(
if (ftwbuf->level == 0)
return 0;
label_fix(fpath);
label_fix(fpath, true);
return 0;
};

View File

@ -507,7 +507,7 @@ static int create_item(Item *i) {
break;
}
if ((r = label_fix(i->path)) < 0)
if ((r = label_fix(i->path, false)) < 0)
goto finish;
log_debug("%s created successfully.", i->path);