| #!/bin/sh |
| |
| RESUME_DEVICE=$1 |
| |
| if [ -z "${RESUME_DEVICE}" ]; then |
| echo "usage: $0 resume_device" >&2 |
| exit 1 |
| fi |
| |
| if [ -n "$2" ]; then |
| TMP_FILE=$2; |
| else |
| TMP_FILE="initrd" |
| fi |
| if [ -z "$RESUME" ]; then |
| RESUME="resume" |
| fi |
| if [ -z "$INITRD_SIZE" ]; then |
| INITRD_SIZE=2000k |
| fi |
| if [ -z "$CONFIG_FILE" ]; then |
| CONFIG_FILE="conf/suspend.conf" |
| fi |
| if [ -z "${MOUNT_POINT}" ]; then |
| MOUNT_POINT="mnt" |
| if [ ! -d "${MOUNT_POINT}" ]; then |
| mkdir "${MOUNT_POINT}" |
| if [ ! -d "${MOUNT_POINT}" ]; then |
| echo "Could not create the mount point" >&2 |
| exit 1 |
| fi |
| RMDIR_MOUNT_POINT="yes" |
| else |
| RMDIR_MOUNT_POINT="" |
| fi |
| fi |
| if [ -z "$BOOT_DIR" ]; then |
| BOOT_DIR="/boot" |
| fi |
| if [ -z "$INITRD_FILE" ]; then |
| INITRD_FILE="$BOOT_DIR/resume-initrd" |
| fi |
| |
| if [ -f "$RESUME" -a -d "${MOUNT_POINT}" -a -b "${RESUME_DEVICE}" ]; then |
| dd if=/dev/zero of="$TMP_FILE" bs=$INITRD_SIZE count=1 |
| /sbin/mke2fs -F -m0 "$TMP_FILE" |
| mount -t ext2 -o loop "$TMP_FILE" "${MOUNT_POINT}" |
| if [ "$?" = "0" ]; then |
| mkdir "${MOUNT_POINT}"/dev |
| cp -r /dev/console "${MOUNT_POINT}"/dev/ |
| cp -r /dev/snapshot "${MOUNT_POINT}"/dev/ |
| cp -r /dev/random "${MOUNT_POINT}"/dev/ |
| cp -r /dev/urandom "${MOUNT_POINT}"/dev/ |
| cp -r "${RESUME_DEVICE}" "${MOUNT_POINT}"/dev/ |
| mkdir "${MOUNT_POINT}"/proc |
| mkdir "${MOUNT_POINT}"/etc |
| cp "$CONFIG_FILE" "${MOUNT_POINT}"/etc/ |
| cp "$RESUME" "${MOUNT_POINT}"/resume |
| ln -s resume "${MOUNT_POINT}"/linuxrc |
| umount "${MOUNT_POINT}" |
| if [ -f "$INITRD_FILE" ]; then |
| mv "$INITRD_FILE" "$INITRD_FILE".orig |
| fi |
| chmod 644 "$TMP_FILE" |
| mv "$TMP_FILE" "$INITRD_FILE" |
| else |
| echo "Could not mount $TMP_FILE on ${MOUNT_POINT}" >&2 |
| fi |
| else |
| echo "Could not install the resume initrd" >&2 |
| fi |
| |
| if [ -n "$RMDIR_MOUNT_POINT" ]; then |
| rmdir "${MOUNT_POINT}" |
| fi |
| |
