131 lines
3.4 KiB
Bash
131 lines
3.4 KiB
Bash
#!/bin/bash
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# VirtualBox Configuration Undo Script
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set -eo pipefail
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VM="${1:-}"
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# Color output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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CYAN='\033[0;36m'
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NC='\033[0m'
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log_error() { echo -e "${RED}[ERROR]${NC} $1" >&2; }
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log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
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log_info() { echo -e "${YELLOW}[INFO]${NC} $1"; }
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log_section() { echo -e "${CYAN}[*]${NC} $1"; }
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# Validate inputs
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if [ -z "$VM" ]; then
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echo "Usage: $0 \"VM Name\""
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exit 1
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fi
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# Check if VBoxManage exists
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if ! command -v VBoxManage &> /dev/null; then
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log_error "VBoxManage not found. Please install VirtualBox."
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exit 1
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fi
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VBOXMANAGE="VBoxManage"
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# Check if VM exists
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if ! "$VBOXMANAGE" showvminfo "$VM" &> /dev/null; then
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log_error "VM '$VM' not found."
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exit 1
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fi
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# Check VM state
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check_vm_state() {
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local state
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state=$("$VBOXMANAGE" showvminfo "$VM" --machinereadable | grep "^VMState=" | cut -d'"' -f2)
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if [ "$state" != "poweroff" ] && [ "$state" != "aborted" ]; then
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log_error "VM must be powered off. Current state: $state"
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exit 1
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fi
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}
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generate_random_uuid() {
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if command -v uuidgen &> /dev/null; then
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uuidgen
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else
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printf '%08x-%04x-%04x-%04x-%012x\n' \
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$((RANDOM * RANDOM)) $RANDOM $((RANDOM | 0x4000)) \
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$((RANDOM | 0x8000)) $((RANDOM * RANDOM * RANDOM))
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fi
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}
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# Backup current settings
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backup_settings() {
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local backup_dir="/tmp/vbox_backups"
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mkdir -p "$backup_dir"
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local backup_file="$backup_dir/vbox_backup_${VM// /_}_$(date +%Y%m%d_%H%M%S).txt"
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log_info "Backing up current settings to: $backup_file"
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{
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echo "=== VM Configuration Backup ==="
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echo "Timestamp: $(date)"
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echo "VM Name: $VM"
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echo ""
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echo "=== Hardware UUID ==="
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"$VBOXMANAGE" showvminfo "$VM" --machinereadable | grep "^hardwareuuid="
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echo ""
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echo "=== MAC Addresses ==="
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"$VBOXMANAGE" showvminfo "$VM" --machinereadable | grep "^macaddress"
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echo ""
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echo "=== Paravirtualization ==="
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"$VBOXMANAGE" showvminfo "$VM" --machinereadable | grep "^paravirtprovider="
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echo ""
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echo "=== Graphics Controller ==="
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"$VBOXMANAGE" showvminfo "$VM" --machinereadable | grep "^graphicscontroller="
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echo ""
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echo "=== All Extra Data ==="
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"$VBOXMANAGE" getextradata "$VM" enumerate
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} > "$backup_file"
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log_success "Backup saved to: $backup_file"
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}
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undo_identifiers() {
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log_section "Reverting to VirtualBox Defaults"
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check_vm_state
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backup_settings
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log_info "Removing all custom configuration..."
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# Remove all VBoxInternal extradata
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"$VBOXMANAGE" getextradata "$VM" enumerate 2>/dev/null | grep "^Key: VBoxInternal" | while read -r line; do
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local key=$(echo "$line" | sed 's/^Key: \(.*\), Value:.*/\1/')
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if [ -n "$key" ]; then
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"$VBOXMANAGE" setextradata "$VM" "$key" "" 2>/dev/null || true
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fi
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done
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# Reset MAC addresses
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log_info "Resetting network adapters..."
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for i in {1..8}; do
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"$VBOXMANAGE" modifyvm "$VM" --macaddress${i} auto 2>/dev/null || true
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done
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# Reset UUID
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log_info "Generating new UUID..."
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local new_uuid=$(generate_random_uuid)
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"$VBOXMANAGE" modifyvm "$VM" --hardware-uuid "$new_uuid"
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# Restore paravirtualization
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"$VBOXMANAGE" modifyvm "$VM" --paravirtprovider default 2>/dev/null || true
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# Restore graphics
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"$VBOXMANAGE" modifyvm "$VM" --graphicscontroller vboxsvga 2>/dev/null || true
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# Restore CPU settings
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"$VBOXMANAGE" modifyvm "$VM" --cpu-execution-cap 100 2>/dev/null || true
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"$VBOXMANAGE" modifyvm "$VM" --hpet on 2>/dev/null || true
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log_success "VM reverted to VirtualBox defaults"
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}
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undo_identifiers
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