cleanup /dev/.udev/queue on startup and exit

[elogind.git] / udev / udevd.c

diff --git a/udev/udevd.c b/udev/udevd.c
index 405a1ed9071290dd13ffbb1d0ea81fe1fd911dc1..15a197e561e1674d91b478b072763f2baff9f374 100644 (file)
--- a/udev/udevd.c
+++ b/udev/udevd.c
@@ -27,6 +27,7 @@
 #include <fcntl.h>
 #include <time.h>
 #include <getopt.h>
+#include <dirent.h>
 #include <sys/select.h>
 #include <sys/wait.h>
 #include <sys/stat.h>
@@ -569,6 +570,38 @@ static void reap_sigchilds(void)
        }
 }
 
+static void cleanup_queue_dir(struct udev *udev)
+{
+       char dirname[UTIL_PATH_SIZE];
+       char filename[UTIL_PATH_SIZE];
+       DIR *dir;
+
+       util_strlcpy(filename, udev_get_dev_path(udev), sizeof(filename));
+       util_strlcat(filename, "/.udev/uevent_seqnum", sizeof(filename));
+       unlink(filename);
+
+       util_strlcpy(dirname, udev_get_dev_path(udev), sizeof(dirname));
+       util_strlcat(dirname, "/.udev/queue", sizeof(dirname));
+       dir = opendir(dirname);
+       if (dir != NULL) {
+               while (1) {
+                       struct dirent *dent;
+
+                       dent = readdir(dir);
+                       if (dent == NULL || dent->d_name[0] == '\0')
+                               break;
+                       if (dent->d_name[0] == '.')
+                               continue;
+                       util_strlcpy(filename, dirname, sizeof(filename));
+                       util_strlcat(filename, "/", sizeof(filename));
+                       util_strlcat(filename, dent->d_name, sizeof(filename));
+                       unlink(filename);
+               }
+               closedir(dir);
+               rmdir(dirname);
+       }
+}
+
 static void export_initial_seqnum(struct udev *udev)
 {
        char filename[UTIL_PATH_SIZE];
@@ -732,6 +765,7 @@ int main(int argc, char *argv[])
                goto exit;
        }
        udev_list_init(&event_list);
+       cleanup_queue_dir(udev);
        export_initial_seqnum(udev);
 
        if (daemonize) {
@@ -954,7 +988,7 @@ exit:
        if (inotify_fd >= 0)
                close(inotify_fd);
        udev_monitor_unref(kernel_monitor);
-
+       cleanup_queue_dir(udev);
        udev_selinux_exit(udev);
        udev_unref(udev);
        logging_close();