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acrn-hypervisor/doc/tutorials/run_kata_containers.rst
2019-12-22 22:35:58 -05:00

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.. _run-kata-containers:
Run Kata containers on a Service VM
###################################
This tutorial describes how to install, configure, and run Kata containers on
the ACRN Service VM.
Pre-Requisites
**************
.. _kata prerequisites:
https://github.com/kata-containers/documentation/blob/master/how-to/how-to-use-kata-containers-with-acrn.md#pre-requisites
#. Refer to the :ref:`ACRN supported hardware <hardware>`.
#. For a default prebuilt ACRN binary in the E2E package, you must have 4 CPU cores or enable "CPU Hyper-Threading” in order to have 4 CPU threads for 2 CPU cores.
#. Follow :ref:`these instructions <quick-setup-guide>` to set up the ACRN Service VM.
#. Build the ACRN kernel to enable the ``macvtap`` function:
.. code-block:: none
$ git clone https://github.com/projectacrn/acrn-kernel.git
$ cd acrn-kernel
$ cp kernel_config_sos .config
$ sed -i "s/# CONFIG_MACVLAN is not set/CONFIG_MACVLAN=y/" .config
$ sed -i '$ i CONFIG_MACVTAP=y' .config
$ make clean && make olddefconfig && make && sudo make modules_install INSTALL_MOD_PATH=out/
Log in to the Service VM and use the new ACRN kernel:
.. code-block:: none
$ sudo mount /dev/sda1 /mnt
$ sudo scp -r <user name>@<host address>:<your workspace>/acrn-kernel/arch/x86/boot/bzImage /mnt/
$ sudo scp -r <user name>@<host address>:<your workspace>/acrn-kernel/out/lib/modules/* /lib/modules/
$ conf_file=`sed -n '$ s/default //p' /mnt/loader/loader.conf`.conf
$ kernel_img=`sed -n 2p /mnt/loader/entries/$conf_file | cut -d'/' -f4`
$ sed -i "s/$kernel_img/bzImage/g" /mnt/loader/entries/$conf_file
$ sync && umount /mnt && sudo reboot
Configure Kata on ACRN
**********************
Follow these `kata instructions
<https://github.com/kata-containers/documentation/blob/master/how-to/how-to-use-kata-containers-with-acrn.md>`_
to configure and launch the Kata VMs with ACRN.