autofs/SOURCES/autofs-5.1.6-fix-browse-dir-not-re-created-on-symlink-expire.patch

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2021-11-09 10:04:07 +00:00
autofs-5.1.6 - fix browse dir not re-created on symlink expire
From: Ian Kent <raven@themaw.net>
If symlinks are being used for mounts and the autofs mount has browse mode
enabled when a symlink is removed at expire the browse mode directory needs
to be re-created.
Signed-off-by: Ian Kent <raven@themaw.net>
---
CHANGELOG | 1 +
daemon/automount.c | 19 +++++++++++++++++++
2 files changed, 20 insertions(+)
--- autofs-5.1.4.orig/CHANGELOG
+++ autofs-5.1.4/CHANGELOG
@@ -115,6 +115,7 @@ xx/xx/2018 autofs-5.1.5
- remove unused function dump_master().
- fix additional typing errors.
- make bind mounts propagation slave by default.
+- fix browse dir not re-created on symlink expire.
19/12/2017 autofs-5.1.4
- fix spec file url.
--- autofs-5.1.4.orig/daemon/automount.c
+++ autofs-5.1.4/daemon/automount.c
@@ -651,6 +651,25 @@ int umount_multi(struct autofs_point *ap
"failed to remove symlink %s", path);
return 1;
}
+ /* Check if the autofs mount has browse mode enabled.
+ * If so re-create the directory entry.
+ */
+ if (ap->flags | MOUNT_FLAG_GHOST) {
+ int ret;
+
+ /* If the browse directory create fails log an
+ * error and continue anyway since the expire
+ * has succeeded.
+ */
+ ret = mkdir_path(path, mp_mode);
+ if (ret && errno != EEXIST) {
+ char buf[MAX_ERR_BUF];
+ char *estr;
+ estr = strerror_r(errno, buf, MAX_ERR_BUF);
+ warn(ap->logopt,
+ "mkdir_path %s failed: %s", path, estr);
+ }
+ }
/* Check for an external mount and attempt umount if needed */
mounts_mutex_lock(ap);
entry = __master_find_amdmount(ap, path);