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Add support for guest_os hinting

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Adds an optional `$guest_so` variable to the config files. Supported options are `linux` and `windows` which defaults to `linux` if not provided. Allows for OS specific tuning in `quickemu`.
This commit is contained in:
Martin Wimpress 2020-03-21 10:34:21 +00:00
parent 373a83f9a4
commit ce523fecdf
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GPG key ID: 61DF940515E06DA3
2 changed files with 33 additions and 2 deletions
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8
README.md
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@ -46,8 +46,10 @@ snap connect qemu-virgil:removable-media
* Download a .iso image of a Linux distribution
* Create a VM configuration file; for example `ubuntu.conf`
* The **default** `guest_os` is `linux`, so this is optional for Linux VM configs.
```
guest_os="linux"
iso="/media/$USER/Quickemu/ubuntu/focal-desktop-amd64.iso"
disk_img="/media/$USER/Quickemu/ubuntu/focal-desktop-amd64.qcow2"
disk=128G
@ -64,6 +66,7 @@ Which will output something like this:
```
Starting /media/martin/Quickemu/ubuntu-focal-desktop.conf
- QEMU: /snap/bin/qemu-virgil v4.2.0
- Guest: Linux optimised.
- BIOS: Legacy
- Disk: /media/martin/Quickemu/ubuntu/focal-desktop-amd64.qcow2 (64G)
- ISO: /media/martin/Quickemu/ubuntu/focal-desktop-amd64.iso
@ -87,13 +90,13 @@ You can use `quickemu` to run a Windows 10 virtual machine.
* [Download Windows 10](https://www.microsoft.com/en-gb/software-download/windows10ISO)
* [Download VirtIO drivers for Windows](https://docs.fedoraproject.org/en-US/quick-docs/creating-windows-virtual-machines-using-virtio-drivers/index.html#virtio-win-direct-downloads)
* Create a VM configuration file; for example `windows10.conf`
* The `VIDEO_DRV=qxl` line instructs `quickemu` to use a Windows compatible video driver.
* The `guest_os="windows"` line instructs `quickemu` to use optimise for Windows.
```
guest_os="windows"
iso="/media/$USER/Quickemu/windows10/Win10_1909_English_x64.iso"
driver_iso="/media/$USER/Quickemu/windows10/virtio-win-0.1.173.iso"
disk_img="/media/$USER/Quickemu/windows10/windows10.qcow2"
VIDEO_DRV="qxl"
```
* Use `quickemu` to start the virtual machine:
@ -107,6 +110,7 @@ Which will output something like this:
```
Starting /media/martin/Quickemu/windows10.conf
- QEMU: /snap/bin/qemu-virgil v4.2.0
- Guest: Windows optimised.
- BIOS: Legacy
- Disk: /media/martin/Quickemu/windows10/windows10.qcow2 (64G)
Just created, booting from /media/martin/Quickemu/windows10/Win10_1909_English_x64.iso

27
quickemu
View file

@ -113,6 +113,33 @@ function vm_boot() {
echo " - BIOS: Legacy"
fi
# If guest_os is unset, default to "linux"
if [ -z "${guest_os}" ]; then
guest_os="linux"
else
# Force to lowercase.
guest_os=$(echo ${guest_os,,})
fi
# Make any OS specific adjustments
case ${guest_os} in
linux)
VIDEO_DRV="virtio-vga"
;;
windows)
VIDEO_DRV="qxl"
;;
*)
echo "ERROR! Unrecognised guest OS: ${guest_os}"
exit
;;
esac
echo " - Guest: ${guest_os^} optimised."
if [ -z "${disk}" ]; then
disk="64G"
fi
echo " - Disk: ${disk_img} (${disk})"
if [ ! -f "${disk_img}" ]; then
# If there is no disk image, create a new image.