KVM Libvirt plugin

This plugin allow fog05 to manage vm

supported operation:

• deploy
• destroy
• stop
• pause
• resume
• migrate

todo:

• scale of vm

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package dependencies:

• libvirt-bin
• libvirt-dev
• mkisofs
• seabios
• python3-libvirt
• qemu-img
• wget
• libguestfs-tools

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python dependencies:

• libvirt-python
• jinja2

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config dependencies:

• in /etc/libvirt/qemu.conf user and group should be set in a way that the agent can read log files (user = fos, group = libvirtd)
• in /etc/default/libvirt-bin uncomment libvirtd_opts and modity to libvirtd_opts="-l -d"
• in /etc/libvirt/libvirtd.conf set and uncomment listen_tls = 0 and listen_tcp = 1
• restart libvirt service (sudo service libvirt-bin restart)
• update the nodeid (result of cat /etc/machine-id ) in KVM_plugin.json->configuration->nodeid, and in case the yaks server is not in the same machine, also KVM_plugin.json->configuration->nodeid with the correct ip:port of the yaks server )