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#!/bin/bash
set -e
# Usage: run-image IMAGE_FILE
IMAGE_FILE="$1"
if [ -z "$IMAGE_FILE" ]; then
echo "The image to run must be specified"
exit 1
fi
# Extract an .img.gz to a .img
if echo "$IMAGE_FILE" | grep -q "\.gz$"; then
EXTRACTED_FILE=$(echo "$IMAGE_FILE" | sed 's|\(.*\)\.gz$|\1|')
if [ ! -e "$EXTRACTED_FILE" ]; then
echo "A .gz file was specified. Decompressing."
gzip -dc "$IMAGE_FILE" >"$EXTRACTED_FILE"
fi
IMAGE_FILE="$EXTRACTED_FILE"
fi
# Verify the file is of correct type
if ! echo "$IMAGE_FILE" | grep -q "\.img$"; then
echo "Specified file is not a disk image"
exit 1
fi
IMAGE_BASEPATH=$(echo "$IMAGE_FILE" | sed 's|\(.*\)\.img|\1|')
IMAGE_BASENAME=$(basename "$IMAGE_FILE" .img)
IMAGE_VBOXNAME=$(basename "$IMAGE_FILE" .img | sed 's|\s|\.|g')
echo "ensuring vm is created"
# Convert the .img file into a VirtualBox .vdi if no .vdi exists
if [ ! -e "$IMAGE_BASEPATH.vdi" ]; then
VBoxManage convertdd "$IMAGE_BASEPATH.img" "$IMAGE_BASEPATH.vdi"
fi
# Create a virtual machine if none exists.
if ! VBoxManage showvminfo "$IMAGE_VBOXNAME" &>/dev/null; then
VBoxManage createvm --name "$IMAGE_VBOXNAME" --ostype Linux26_64 --register
fi
# Configure the virtual machine
VBoxManage modifyvm "$IMAGE_VBOXNAME" --ioapic on --memory 1024 --nic1 nat
# Ensure the SATA controller is set up
if ! VBoxManage showvminfo "$IMAGE_VBOXNAME" | grep "SATA Controller" &>/dev/null; then
VBoxManage storagectl "$IMAGE_VBOXNAME" --name "SATA Controller" --add sata --bootable on --sataportcount 1
fi
VBoxManage storageattach "$IMAGE_VBOXNAME" --storagectl "SATA Controller" --port 0 --device 0 --type hdd --medium "$IMAGE_BASEPATH.vdi"
VBoxManage startvm "$IMAGE_VBOXNAME"
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