8c96623ad7
Only allow selection of files that starts with virtual (this script is only used to deploy virtual machine) Reworked some comments
121 lines
3.9 KiB
Bash
Executable File
121 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# Default values
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DEFAULT_MEMORY=4096
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DEFAULT_DISK_SIZE=10
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# Prompt user for VM memory size
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read -r -p "Provide desired VM memory in MB or press Enter to keep default value of $DEFAULT_MEMORY MB): " memory_size
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memory_size=${memory_size:-$DEFAULT_MEMORY}
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# Validate memory size
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if ! [[ "$memory_size" =~ ^[0-9]+$ ]] || (( memory_size < 2048 )); then
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echo "Invalid memory size. Must be a number greater than or equal to 2048. Using default value of $DEFAULT_MEMORY MB."
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memory_size=$DEFAULT_MEMORY
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fi
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# Prompt user for VM disk size
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read -r -p "Provide desired disk size of VM in GB or press Enter to use default disk size of $DEFAULT_DISK_SIZE GB: " disk_size
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disk_size=${disk_size:-$DEFAULT_DISK_SIZE}
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# Validate disk size
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if ! [[ "$disk_size" =~ ^[0-9]+$ ]] || (( disk_size < 10 )); then
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echo "Invalid disk size. Must be a number greater than or equal to 10 GiB. Using default value of $DEFAULT_DISK_SIZE."
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disk_size=$DEFAULT_DISK_SIZE
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fi
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# Set the choices
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CHOICE_SYSTEM="qemu:///system"
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CHOICE_SESSION="qemu:///session"
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# Display the choices to the user
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echo "Please select an option or press Enter to keep default value of $CHOICE_SESSION):"
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echo "1) $CHOICE_SYSTEM (system-based or rootfull virtual machine)"
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echo "2) $CHOICE_SESSION (session-based or rootless virtual machine)"
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# Prompt the user for input
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IFS= read -r -p "Enter your choice (1 or 2): " user_choice
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# Validate the user's input
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if [[ ! "$user_choice" =~ ^[12]$ ]]; then
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echo "Invalid choice. Defaulting to session-based VM."
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uri="$CHOICE_SESSION" # Default to session-based if input is invalid
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else
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# Determine the selected option
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case "$user_choice" in
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1)
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uri="$CHOICE_SYSTEM"
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;;
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2)
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uri="$CHOICE_SESSION"
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;;
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*)
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echo "Unexpected error: Invalid choice. This should not happen due to validation."
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exit 1
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;;
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esac
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fi
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# Display the selected option (optional)
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echo "You selected: $uri"
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# Get a list of files in "dishes" directory
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mapfile -t dish_name < <(find "dishes/" -maxdepth 1 -type f \( -name "virtual*" \) -printf "%f\n" | sed 's/\.[^.]*$//')
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# Check if there are any files
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if [ ${#dish_name[@]} -eq 0 ]; then
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echo "No files found in the directory ../dishes."
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exit 1
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fi
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# Display the files with numbered options
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echo "Available files:"
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for i in "${!dish_name[@]}"; do
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echo "$((i + 1)). ${dish_name[$i]}"
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done
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# Prompt the user to select a file
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read -r -p "Enter the number of the file you want to select: " choice
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# Validate the user's choice
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if ! [[ "$choice" =~ ^[0-9]+$ ]] || (( choice < 1 )) || (( choice > ${#dish_name[@]} )); then
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echo "Invalid choice. Please enter a number from 1 to ${#dish_name[@]}."
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exit 1
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fi
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# Get the selected filename
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vm_name="${dish_name[$((choice - 1))]}"
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# Output the selected filename
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echo "You selected: $vm_name"
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# virt-install command with user-defined VM name
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virt-install \
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--connect "$uri" \
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--os-variant fedora41 \
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--virt-type kvm \
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--arch x86_64 \
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--machine q35 \
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--name "$vm_name" \
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--boot uefi \
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--cpu host-model,topology.sockets=1,topology.cores=2,topology.threads=2 \
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--vcpus 4 \
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--memory "$memory_size" \
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--video virtio \
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--channel unix,target.type=virtio,target.name=org.qemu.guest_agent.0 \
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--autoconsole none \
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--console pty,target.type=virtio \
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--sound virtio \
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--network type="$network_type",model=virtio \
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--controller type=virtio-serial \
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--controller type=usb,model=none \
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--controller type=scsi,model=virtio-scsi \
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--input type=keyboard,bus=virtio \
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--input type=mouse,bus=virtio \
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--rng /dev/urandom,model=virtio \
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--disk path="${disk_path}/${vm_name}.img",format=raw,bus=virtio,cache=writeback,size="$disk_size" \
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--location=https://download.fedoraproject.org/pub/fedora/linux/releases/42/Everything/x86_64/os/ \
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--initrd-inject ./dishes/"$vm_name".cfg \
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--extra-args "inst.ks=file:/$vm_name.cfg"
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echo "virt-install command executed with VM name: $vm_name" |