autofs/SOURCES/autofs-5.1.5-add-ignore-mount-option.patch

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2021-04-16 06:10:06 +00:00
autofs-5.1.5 - add ignore mount option
From: Ian Kent <raven@themaw.net>
Add mount option "ignore", if the kernel supports it, as an
indicator to applications to ignore the mount entry.
Signed-off-by: Ian Kent <raven@themaw.net>
---
CHANGELOG | 1 +
daemon/direct.c | 10 ++++++++++
daemon/indirect.c | 10 ++++++++++
include/automount.h | 3 +++
lib/master.c | 4 ++--
5 files changed, 26 insertions(+), 2 deletions(-)
--- autofs-5.1.4.orig/daemon/direct.c
+++ autofs-5.1.4/daemon/direct.c
@@ -424,6 +424,16 @@ int do_mount_autofs_direct(struct autofs
mp->options = tmp;
}
}
+
+ if ((ap->flags & MOUNT_FLAG_IGNORE) &&
+ ((get_kver_major() == 5 && get_kver_minor() > 4) ||
+ (get_kver_major() > 5))) {
+ char *tmp = realloc(mp->options, strlen(mp->options) + 7);
+ if (tmp) {
+ strcat(tmp, ",ignore");
+ mp->options = tmp;
+ }
+ }
}
/* In case the directory doesn't exist, try to mkdir it */
--- autofs-5.1.4.orig/daemon/indirect.c
+++ autofs-5.1.4/daemon/indirect.c
@@ -133,6 +133,16 @@ static int do_mount_autofs_indirect(stru
}
}
+ if ((ap->flags & MOUNT_FLAG_IGNORE) &&
+ ((get_kver_major() == 5 && get_kver_minor() > 4) ||
+ (get_kver_major() > 5))) {
+ char *tmp = realloc(options, strlen(options) + 7);
+ if (tmp) {
+ strcat(tmp, ",ignore");
+ options = tmp;
+ }
+ }
+
/* In case the directory doesn't exist, try to mkdir it */
if (mkdir_path(root, mp_mode) < 0) {
if (errno != EEXIST && errno != EROFS) {
--- autofs-5.1.4.orig/include/automount.h
+++ autofs-5.1.4/include/automount.h
@@ -556,6 +556,9 @@ struct kernel_mod_version {
/* Use strict expire semantics if requested and kernel supports it */
#define MOUNT_FLAG_STRICTEXPIRE 0x0400
+/* Indicator for applications to ignore the mount entry */
+#define MOUNT_FLAG_IGNORE 0x0800
+
struct autofs_point {
pthread_t thid;
char *path; /* Mount point name */
--- autofs-5.1.4.orig/lib/master.c
+++ autofs-5.1.4/lib/master.c
@@ -101,9 +101,9 @@ int master_add_autofs_point(struct maste
ap->negative_timeout = global_negative_timeout;
ap->exp_timeout = defaults_get_timeout();
ap->exp_runfreq = 0;
- ap->flags = 0;
+ ap->flags = MOUNT_FLAG_IGNORE;
if (ghost)
- ap->flags = MOUNT_FLAG_GHOST;
+ ap->flags |= MOUNT_FLAG_GHOST;
if (nobind)
ap->flags |= MOUNT_FLAG_NOBIND;
--- autofs-5.1.4.orig/CHANGELOG
+++ autofs-5.1.4/CHANGELOG
@@ -60,6 +60,7 @@ xx/xx/2018 autofs-5.1.5
- remove a couple of old debug messages.
- fix amd entry memory leak.
- fix unlink_mount_tree() not umounting mounts.
+- add ignore mount option.
19/12/2017 autofs-5.1.4
- fix spec file url.