Seia-Soto/libvirtd-scripts

A small set of simple scripts to manage virtual environment on Alpine Linux for light users.

Only uses about 100 to 150MB of memory on host machine
Almost zero configuration

Requirements
Usage

Requirements

To use attached script files, you need to have:

Alpine Linux 3.12 or higher version

Usage

To use attached script files, you need to download and unpack it first.

Warning

Scripts are not the everything.

wget -qO- https://api.github.com/repos/Seia-Soto/libvirtd-scripts/tarball | tar xvz -C ~/
mkdir -p ~/scripts
mv ~/Seia-Soto-libvirtd-scripts-*/scripts/* ~/scripts
rm -r ~/Seia-Soto-libvirtd-scripts-*

`virt.install.sh`

This script makes your system almost ready to deploy virtual machines. While making system to run virtual machine, this script will create following folders:

~/scripts, directory for this scritps set.
~/virtuals
~/virtuals/images, directory for CD image.
~/virtuals/machines, directory for VM disks.

# Uncomment community repository before start;
cat > /etc/apk/repositories << EOF; $(echo)
http://dl-cdn.alpinelinux.org/alpine/v$(cat /etc/alpine-release | cut -d'.' -f1,2)/main
http://dl-cdn.alpinelinux.org/alpine/v$(cat /etc/alpine-release | cut -d'.' -f1,2)/community
EOF

sh ~/scripts/virt.install.sh

For post-installation message, refer following file: virt.install.postinstall.md

`virt.create.sh`

This script creates new Alpine Linux virtual machine on your system. This will create an Alpine Linux virtual machine with the image downloaded when setting up new host with virt.install.sh. The version is same with host machine.

sh ~/scripts/virt.create.sh [NAME] [CPU_CORES] [RAM_SIZE] [DISK_SIZE]

NAME: (required) The name of the virtual machine.
CPU_CORES: (required) The number of cores to virtualize.
RAM_SIZE: (required) The max size of RAM to allocate in MB (dynamically allocated, max).
DISK_SIZE: (required) The max size of qcow2 disk to allocate in GB (dynamically allocated, max).

Notes

This scripts will create virtual machine which attach br0 as default network interface.

`virt.delete.sh`

This script deletes virtual machine and its dependencies like boot disk things.

sh ~/scripts/virt.delete.sh [NAME]

NAME: (required) The name of the virtual machine.

`virt.add_volume.sh`

This script attaches external qcow2 disk to specific machine.

sh ~/scripts/virt.add_volume.sh [NAME] [SIZE] [PATH]

NAME: (required) The name of the virtual machine.
SIZE: (required) The number of cores to virtualize.
PATH: (required) The path to attach volume, such as vdb, vdc, and vdd.

`virt.get_osvars.sh`

This script runs a command osinfo-query os.

seia-soto / libvirtd-scripts