mirror of
https://github.com/cloud-hypervisor/cloud-hypervisor.git
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f17f4079b4
This means that the guest image does not need to have netcat installed making it easier to use unmodified images. See https://www.gnu.org/software/bash/manual/html_node/Redirections.html Signed-off-by: Rob Bradford <robert.bradford@intel.com>
77 lines
2.6 KiB
Plaintext
77 lines
2.6 KiB
Plaintext
#cloud-config
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users:
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- name: cloud
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passwd: $6$7125787751a8d18a$sHwGySomUA1PawiNFWVCKYQN.Ec.Wzz0JtPPL1MvzFrkwmop2dq7.4CYf03A5oemPQ4pOFCCrtCelvFBEle/K.
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sudo: ALL=(ALL) NOPASSWD:ALL
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lock_passwd: False
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inactive: False
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shell: /bin/bash
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ssh_pwauth: True
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runcmd:
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- [ systemctl, daemon-reload]
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- [ systemctl, enable, notify-booted.service]
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- [ systemctl, start, --no-block, notify-booted.service ]
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write_files:
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-
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path: /etc/systemd/system/vfio.service
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permissions: 0644
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content: |
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[Unit]
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Description=VFIO test systemd service
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[Service]
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Type=simple
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ExecStart=/bin/bash /usr/bin/cloud-hypervisor-vfio.sh
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[Install]
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WantedBy=multi-user.target
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-
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path: /usr/bin/cloud-hypervisor-vfio.sh
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permissions: 0755
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content: |
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#!/bin/bash
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mount /dev/vdc /mnt
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bash -c "echo 1af4 1042 > /sys/bus/pci/drivers/vfio-pci/new_id"
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bash -c "echo 0000:00:05.0 > /sys/bus/pci/devices/0000\:00\:05.0/driver/unbind"
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bash -c "echo 0000:00:05.0 > /sys/bus/pci/drivers/vfio-pci/bind"
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bash -c "echo 1af4 1041 > /sys/bus/pci/drivers/vfio-pci/new_id"
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bash -c "echo 0000:00:07.0 > /sys/bus/pci/devices/0000\:00\:07.0/driver/unbind"
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bash -c "echo 0000:00:07.0 > /sys/bus/pci/drivers/vfio-pci/bind"
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bash -c "echo 0000:00:08.0 > /sys/bus/pci/devices/0000\:00\:08.0/driver/unbind"
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bash -c "echo 0000:00:08.0 > /sys/bus/pci/drivers/vfio-pci/bind"
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# 1G ram requires 512 pages
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echo 512 | sudo tee /proc/sys/vm/nr_hugepages
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sudo chmod a+rwX /dev/hugepages
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/mnt/cloud-hypervisor --kernel /mnt/vmlinux --cmdline "console=hvc0 reboot=k panic=1 nomodules root=/dev/vda1 VFIOTAG" --disk path=/mnt/focal-server-cloudimg-amd64-custom-20210609-0.raw path=/mnt/cloudinit.img --cpus boot=1 --memory size=512M,hotplug_size=1G,hugepages=on --device path=/sys/bus/pci/devices/0000:00:05.0/ path=/sys/bus/pci/devices/0000:00:07.0/ path=/sys/bus/pci/devices/0000:00:08.0/ --api-socket /tmp/ch_api.sock
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-
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path: /etc/systemd/system/notify-booted.service
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permissions: 0644
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content: |
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[Unit]
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Description=Notify the tcp listener on the host that the guest is booted
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After=sshd.service
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[Service]
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Type=simple
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ExecStart=/usr/bin/cloud-hypervisor-notify-booted.sh
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Restart=on-failure
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RestartSec=2
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[Install]
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WantedBy=multi-user.target
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-
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path: /usr/bin/cloud-hypervisor-notify-booted.sh
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permissions: 0755
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content: |
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#!/bin/bash
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set -e
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echo -n "@DEFAULT_TCP_LISTENER_MESSAGE" > /dev/tcp/@HOST_IP/@TCP_LISTENER_PORT
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