mirror of https://gitee.com/openkylin/libvirt.git
120 lines
2.9 KiB
ReStructuredText
120 lines
2.9 KiB
ReStructuredText
=============
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virt-qemu-run
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=============
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---------------------------
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Run a standalone QEMU guest
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---------------------------
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:Manual section: 1
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:Manual group: Virtualization Support
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.. contents::
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SYNOPSIS
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========
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``virt-qemu-run [OPTIONS...] [GUEST-XML]``
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DESCRIPTION
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===========
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This tool provides a way to run a standalone QEMU guest such that it
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is completely independent of libvirtd. It makes use of the embedded
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QEMU driver support to run the VM placing files under an isolated
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directory tree. When the guest is run with this tool it is invisible
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to libvirtd and thus also invisible to other libvirt tools such as
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virsh.
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The virt-qemu-run program will run the QEMU virtual machine, and then
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block until the guest OS shuts down, at which point it will exit.
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If the virt-qemu-run program is interrupted (eg Ctrl-C) it will
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immediately terminate the virtual machine without giving the guest
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OS any opportunity to gracefully shutdown.
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**NOTE: this tool is currently considered experimental.** Its
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usage and behaviour is still subject to change in future libvirt
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releases. For further information on its usage consult the
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`QEMU driver documentation <https://libvirt.org/drvqemu.html#uriembedded>`_.
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OPTIONS
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=======
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``GUEST-XML``
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The full path to the XML file describing the guest virtual machine
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to be booted.
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``-h``, ``--help``
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Display the command line help
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``-v``, ``--verbose``
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Display verbose information about startup
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``-r DIR``, ``--root=DIR``
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Specify the root directory to use for storing state associated with
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the virtual machine. The caller is responsible for deleting this
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directory when it is no longer required.
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If this parameter is omitted, then a random temporary directory
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will be created, and its contents be automaticlaly deleted at
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VM shutdown.
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``-s XML-FILE,VALUE-FILE``, ``--secret=XML-FILE,VALUE-FILE``
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Specify a secret to be loaded into the secret driver. The ``XML-FILE``
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is a path to the XML description of the secret, whose UUID should
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match a secret referenced in the guest domain XML. The ``VALUE-FILE``
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is a path containing the raw value of the secret.
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EXIT STATUS
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===========
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Upon successful shutdown, an exit status of 0 will be set. Upon
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failure a non-zero status will be set.
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AUTHOR
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======
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Daniel P. Berrangé
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BUGS
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====
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Please report all bugs you discover. This should be done via either:
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#. the mailing list
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`https://libvirt.org/contact.html <https://libvirt.org/contact.html>`_
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#. the bug tracker
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`https://libvirt.org/bugs.html <https://libvirt.org/bugs.html>`_
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Alternatively, you may report bugs to your software distributor / vendor.
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COPYRIGHT
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=========
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Copyright (C) 2019 by Red Hat, Inc.
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LICENSE
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=======
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``virt-run-qemu`` is distributed under the terms of the GNU LGPL v2+.
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This is free software; see the source for copying conditions. There
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is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE
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SEE ALSO
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========
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virsh(1), `https://libvirt.org/ <https://libvirt.org/>`_
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