diff options
Diffstat (limited to 'meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh')
| -rw-r--r-- | meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh b/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh new file mode 100644 index 0000000000..3a295eea0b --- /dev/null +++ b/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh @@ -0,0 +1,19 @@ +#!/bin/sh + +. /etc/default/rcS + +[ "$ROOTFS_READ_ONLY" = "no" ] && exit 0 + +# Make sure unionfs is in /proc/filesystems +if ! grep -q unionfs /proc/filesystems; then + echo "ERROR: unionfs not supported by kernel!" + exit 1 +fi + +mkdir -p /var/volatile/lib +mount -t unionfs -o dirs=/var/volatile/lib:/var/lib=ro none /var/lib + +if [ $? != 0 ]; then + echo "ERROR: Union mount failed!" + exit 1 +fi |