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overlayfs-etc: add option to skip creation of mount dirs

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The 'preinit' script can't create mount directories when rootfs is
read-only. Add an option to skip this step. The user must make sure that
all required directories are already in the rootfs directory layout.

Cc: Vyacheslav Yurkov <uvv.mail@gmail.com>
(From OE-Core rev: 3d433d8559467d255bd19af2d0999c65ea24a48d)

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
baruch@tkos.co.il
2024-02-12 20:30:06 +02:00
committed by Richard Purdie
parent d25f6b970f
commit 6f32769afb
2 changed files with 12 additions and 7 deletions
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14
meta/files/overlayfs-etc-preinit.sh.in
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@@ -3,12 +3,15 @@
echo "PREINIT: Start"
PATH=/sbin:/bin:/usr/sbin:/usr/bin
mount -o remount,rw /
if {CREATE_MOUNT_DIRS}; then
mount -o remount,rw /
mkdir -p /proc
mkdir -p /sys
mkdir -p /run
mkdir -p /var/run
mkdir -p /proc
mkdir -p /sys
mkdir -p /run
mkdir -p /var/run
mkdir -p {OVERLAYFS_ETC_MOUNT_POINT}
fi
mount -t proc proc /proc
mount -t sysfs sysfs /sys
@@ -20,7 +23,6 @@ UPPER_DIR=$BASE_OVERLAY_ETC_DIR/upper
WORK_DIR=$BASE_OVERLAY_ETC_DIR/work
LOWER_DIR=$BASE_OVERLAY_ETC_DIR/lower
mkdir -p {OVERLAYFS_ETC_MOUNT_POINT}
if mount -n -t {OVERLAYFS_ETC_FSTYPE} \
-o {OVERLAYFS_ETC_MOUNT_OPTIONS} \
{OVERLAYFS_ETC_DEVICE} {OVERLAYFS_ETC_MOUNT_POINT}