67 lines
1.9 KiB
Bash
Executable File
67 lines
1.9 KiB
Bash
Executable File
#!/bin/ash
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# Paths to monitor and synchronize
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WATCH_DIR="/etc/rc.d"
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TARGET_DIR1="/real_rootfs/etc/rc.d"
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TARGET_DIR2="/usrdata/etc/rc.d"
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# Function to check if a path is a mountpoint
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is_mountpoint() {
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grep -q " $1 " /proc/mounts
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return $?
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}
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# Function to synchronize init scripts
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synchronize_init_scripts() {
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# Ensure /real_rootfs is writable for updates
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mount -o remount,rw /real_rootfs
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# Synchronize with TARGET_DIR1
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echo "Synchronizing $WATCH_DIR with $TARGET_DIR1..."
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for link in "$WATCH_DIR"/*; do
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if [ -L "$link" ]; then
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link_name=$(basename "$link")
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if [ ! -e "$TARGET_DIR1/$link_name" ] || [ "$link" -nt "$TARGET_DIR1/$link_name" ]; then
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cp -af "$link" "$TARGET_DIR1/$link_name"
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fi
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fi
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done
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for link in "$TARGET_DIR1"/*; do
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if [ -L "$link" ]; then
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link_name=$(basename "$link")
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if [ ! -e "$WATCH_DIR/$link_name" ]; then
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rm -f "$TARGET_DIR1/$link_name"
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fi
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fi
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done
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# Synchronize with TARGET_DIR2 only if /usrdata is a mountpoint
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if is_mountpoint "/usrdata"; then
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echo "Synchronizing $WATCH_DIR with $TARGET_DIR2..."
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for link in "$WATCH_DIR"/*; do
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if [ -L "$link" ]; then
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link_name=$(basename "$link")
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if [ ! -e "$TARGET_DIR2/$link_name" ] || [ "$link" -nt "$TARGET_DIR2/$link_name" ]; then
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cp -af "$link" "$TARGET_DIR2/$link_name"
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fi
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fi
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done
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for link in "$TARGET_DIR2"/*; do
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if [ -L "$link" ]; then
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link_name=$(basename "$link")
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if [ ! -e "$WATCH_DIR/$link_name" ]; then
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rm -f "$TARGET_DIR2/$link_name"
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fi
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fi
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done
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fi
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# Restore /real_rootfs to read-only
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mount -o remount,ro /real_rootfs
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}
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# Run synchronization
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synchronize_init_scripts
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exit 0
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