phyllomeos/scripts/deploy-distro.sh

#!/bin/bash

# Default values
DEFAULT_MEMORY=4096
DEFAULT_DISK_SIZE=10

# Function to find Fedora ISO based on dish name
find_fedora_iso() {
    local iso_dir="/var/lib/libvirt/isos"
    local dish_name="$1"
    local fedora_iso=""
    
    # Check if directory exists
    if [ -d "$iso_dir" ]; then
        # Parse dish name to extract version or "rawhide"
        local version=""
        if [[ "$dish_name" == *"rawhide"* ]]; then
            version="Rawhide"
        elif [[ "$dish_name" == *"_43"* ]]; then
            version="43"
        elif [[ "$dish_name" == *"_44"* ]]; then
            version="44"
        elif [[ "$dish_name" == *"_45"* ]]; then
            version="45"
        fi
        
        # If we found a version, try to match with that version in ISO name
        if [ -n "$version" ]; then
            if [ "$version" = "Rawhide" ]; then
                # For rawhide, look for ISO with "Rawhide" in the name
                fedora_iso=$(find "$iso_dir" -maxdepth 1 -name "Fedora-Everything*.iso" -type f | grep -i "rawhide" | head -n 1)
            else
                # For regular versions, look for ISO with that version number in the name
                fedora_iso=$(find "$iso_dir" -maxdepth 1 -name "Fedora-Everything*.iso" -type f | grep -i "$version" | head -n 1)
            fi
            
            # If no specific version match found, fallback to any Fedora-Everything ISO
            if [ -z "$fedora_iso" ] || [ ! -f "$fedora_iso" ]; then
                fedora_iso=$(find "$iso_dir" -maxdepth 1 -name "Fedora-Everything*.iso" -type f | head -n 1)
            fi
        else
            # No version match found, fallback to any Fedora-Everything ISO
            fedora_iso=$(find "$iso_dir" -maxdepth 1 -name "Fedora-Everything*.iso" -type f | head -n 1)
        fi
        
        # If found, return the full path
        if [ -n "$fedora_iso" ] && [ -f "$fedora_iso" ]; then
            echo "$fedora_iso"
            return 0
        fi
    fi
    
    # Return empty if no ISO found
    echo ""
    return 1
}

# Function to find Fedora ISO (backward compatibility)
find_fedora_iso_old() {
    local iso_dir="/var/lib/libvirt/isos"
    local fedora_iso=""
    
    # Check if directory exists
    if [ -d "$iso_dir" ]; then
        # Find the first Fedora-Everything*.iso file
        fedora_iso=$(find "$iso_dir" -maxdepth 1 -name "Fedora-Everything*.iso" -type f | head -n 1)
        
        # If found, return the full path
        if [ -n "$fedora_iso" ] && [ -f "$fedora_iso" ]; then
            echo "$fedora_iso"
            return 0
        fi
    fi
    
    # Return empty if no ISO found
    echo ""
    return 1
}

# Prompt user for VM memory size
read -r -p "Provide desired VM memory in MB or press Enter to keep default value of $DEFAULT_MEMORY MB): " memory_size
memory_size=${memory_size:-$DEFAULT_MEMORY}

# Validate memory size
if ! [[ "$memory_size" =~ ^[0-9]+$ ]] || (( memory_size < 2048 )); then
    echo "Invalid memory size.  Must be a number greater than or equal to 2048. Using default value of $DEFAULT_MEMORY MB."
    memory_size=$DEFAULT_MEMORY
fi

# Prompt user for VM disk size
read -r -p "Provide desired disk size of VM in GB or press Enter to use default disk size of $DEFAULT_DISK_SIZE GB: " disk_size
disk_size=${disk_size:-$DEFAULT_DISK_SIZE}

# Validate disk size
if ! [[ "$disk_size" =~ ^[0-9]+$ ]] || (( disk_size < 10 )); then
    echo "Invalid disk size.  Must be a number greater than or equal to 10 GiB. Using default value of $DEFAULT_DISK_SIZE."
    disk_size=$DEFAULT_DISK_SIZE
fi

# Set the choices
CHOICE_SYSTEM="qemu:///system"
CHOICE_SESSION="qemu:///session"

# Display the choices to the user
echo "Please select an option or press Enter to keep default value of $CHOICE_SESSION):"
echo "1) $CHOICE_SYSTEM (system-based or rootfull virtual machine)"
echo "2) $CHOICE_SESSION (session-based or rootless virtual machine)"

# Prompt the user for input
IFS= read -r -p "Enter your choice (1 or 2): " user_choice

# Validate the user's input
if [[ ! "$user_choice" =~ ^[12]$ ]]; then
  echo "Invalid choice.  Defaulting to session-based VM."
  uri="$CHOICE_SESSION"  # Default to session-based if input is invalid
else
  # Determine the selected option
  case "$user_choice" in
    1)
      uri="$CHOICE_SYSTEM"
      ;;
    2)
      uri="$CHOICE_SESSION"
      ;;
    *)
      echo "Unexpected error: Invalid choice. This should not happen due to validation."
      exit 1
      ;;
  esac

  # Conditional variable assignment based on URI
  if [[ "$uri" == "qemu:///system" ]]; then
    disk_path="/var/lib/libvirt/images/"
    network_type="default"
  elif [[ "$uri" == "qemu:///session" ]]; then
    disk_path="$HOME/.local/share/libvirt/images/"
    network_type="user"
  fi
fi

# Display the selected option (optional)
echo "You selected: $uri"

# Get a list of files in "dishes" directory
mapfile -t dish_name < <(find "dishes/" -maxdepth 1 -type f \( -name "virtual*" \) -printf "%f\n" | sed 's/\.[^.]*$//')

# Check if there are any files
if [ ${#dish_name[@]} -eq 0 ]; then
  echo "No files found in the directory ../dishes."
  exit 1
fi

# Display the files with numbered options
echo "Available files:"
for i in "${!dish_name[@]}"; do
  echo "$((i + 1)). ${dish_name[$i]}"
done

# Prompt the user to select a file
read -r -p "Enter the number of the file you want to select: " choice

# Validate the user's choice
if ! [[ "$choice" =~ ^[0-9]+$ ]] || (( choice < 1 )) || (( choice > ${#dish_name[@]} )); then
  echo "Invalid choice. Please enter a number from 1 to ${#dish_name[@]}."
  exit 1
fi

# Get the selected filename
vm_name="${dish_name[$((choice - 1))]}"

# Output the selected filename
echo "You selected: $vm_name"

# Find Fedora ISO based on the dish name
fedora_iso=$(find_fedora_iso "$vm_name")
if [ -n "$fedora_iso" ]; then
    location_param="$fedora_iso"
    echo "Using local ISO: $fedora_iso"
else
    # Fallback to original behavior if no specific ISO found
    fedora_iso=$(find_fedora_iso_old)
    if [ -n "$fedora_iso" ]; then
        location_param="$fedora_iso"
        echo "Using local ISO: $fedora_iso"
    else
        location_param="https://download.fedoraproject.org/pub/fedora/linux/releases/43/Everything/x86_64/os/"
        echo "Using default online repository"
    fi
fi

# virt-install command with user-defined VM name
virt-install \
    --connect "$uri" \
    --os-variant fedora41 \
    --virt-type kvm \
    --arch x86_64 \
    --machine q35 \
    --name "$vm_name" \
    --boot uefi,firmware.feature0.name=secure-boot,firmware.feature0.enabled=no \
    --cpu host-model,topology.sockets=1,topology.cores=1,topology.threads=1 \
    --vcpus 1 \
    --cpu host-passthrough,cache.mode=passthrough \
    --memory "$memory_size" \
    --video virtio \
    --graphics spice,listen=0.0.0.0 \
    --channel unix,target.type=virtio,target.name=org.qemu.guest_agent.0 \
    --autoconsole none \
    --console pty,target.type=virtio \
    --sound none \
    --network type="$network_type",model=virtio \
    --controller type=virtio-serial \
    --controller type=usb,model=none \
    --controller type=scsi,model=virtio-scsi \
    --input type=keyboard,bus=virtio \
    --input type=mouse,bus=virtio \
    --rng /dev/urandom,model=virtio \
    --tpm none \
    --iommu model=virtio \
    --watchdog none \
    --memballoon none \
    --disk path="${disk_path}/${vm_name}.img",format=raw,bus=virtio,cache=writeback,size="$disk_size" \
    --location="$location_param" \
    --initrd-inject ./dishes/"$vm_name".cfg \
    --extra-args "inst.ks=file:/$vm_name.cfg" 

echo "virt-install command executed with VM name: $vm_name"