Libvirt provides a portable, long term stable C API for managing the virtualization technologies provided by many operating systems. It includes support for QEMU, KVM, Xen, LXC, bhyve, Virtuozzo, VMware vCenter and ESX, VMware Desktop, Hyper-V, VirtualBox and the POWER Hypervisor.
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Nikolay Shirokovskiy a414cb76e3 qemu: support VIR_DOMAIN_DESTROY_REMOVE_LOGS flag
Note that we attempt to remove logs only if virtlogd is in use.
Otherwise we do not know the pattern for rotated files.

For example for VM named "foo" we can not use "foo.log*" pattern to
remove rotated logs as we can have VM named "foo.log" with log
"foo.log.log".  We can add extra check that filename does not end with
".log" but for VM "foo.log" we can have rotated log "foo.log.log.1". Ok
let's check we don't have "log" in filename part corresponging to * but
what if someone will use logrotate with "%Y.log-%m-%d" 'dateformat'
option. In this case the check will exclude proper rotated files.

Yes, the last example if quite artificial but it shows it is difficult
to find out correctly rotated files when rotated files pattern is not
known. Thus the above decision only to support case with virtlogd when
we know the pattern.

Another reason for not removing log files when logrotate is present is
that due to races some files can escape deletion. For example foo.log.3
will be rotated to foo.log.4 after removing function will read directory
files and thus foo.log.4 will not be deleted.

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy@virtuozzo.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
2022-04-06 10:48:04 +03:00
.ctags.d maint: Add support for .ctags.d 2019-05-31 17:54:28 +02:00
.github/workflows Switch to new GitHub repo-lockdown configuration 2021-10-20 14:27:20 +01:00
.gitlab/issue_templates gitlab: Add disclaimer to the 'feature' issue template 2021-07-30 15:26:45 +02:00
build-aux meson: Use dicts to initialize cfg_data objects 2022-04-01 15:33:19 +02:00
ci ci: Drop Ubuntu 1804 2022-04-04 12:26:58 +02:00
docs virsh: Remove any reference of KVM device assignment 2022-04-06 09:40:13 +02:00
examples examples: drop some conditionals checks from macros 2022-01-17 10:44:33 +00:00
include libvirt: introduce VIR_DOMAIN_DESTROY_REMOVE_LOGS flag 2022-04-06 10:48:04 +03:00
po meson: Use dicts to initialize cfg_data objects 2022-04-01 15:33:19 +02:00
scripts syntax-check: Rework mock-noinline to get all files at once 2022-03-07 10:31:21 +01:00
src qemu: support VIR_DOMAIN_DESTROY_REMOVE_LOGS flag 2022-04-06 10:48:04 +03:00
tests qemu_command: Generate cmd line for virtio-net.rss hash properties 2022-04-05 15:36:30 +02:00
tools virsh: Remove any reference of KVM device assignment 2022-04-06 09:40:13 +02:00
.ctags ctags: Generate tags for headers, i.e. function prototypes 2018-09-18 14:21:33 +02:00
.dir-locals.el
.editorconfig Add .editorconfig 2019-09-06 12:47:46 +02:00
.gitattributes Add .gitattributes file 2022-03-17 14:33:12 +01:00
.gitignore gitignore: Ignore __pycache__ directory 2021-03-22 12:05:11 +01:00
.gitlab-ci.yml gitlab-ci: Introduce new 'integration_tests' pipeline stage 2022-03-17 16:09:53 +01:00
.gitmodules gnulib: delete all gnulib integration 2020-02-07 15:03:54 +00:00
.gitpublish gitpublish: add a subject prefix 2020-01-16 13:04:11 +00:00
.mailmap mailmap: consolidate my email addresses 2020-10-06 12:05:09 +02:00
AUTHORS.rst.in AUTHORS: Add myself to the list of commiters 2021-07-14 14:51:19 +02:00
config.h configure: bump min required CLang to 6.0 / XCode 10.0 2022-01-17 10:44:29 +00:00
configmake.h.in meson: generate configmake.h 2020-08-03 09:26:48 +02:00
CONTRIBUTING.rst meson: adjust our documentation to mention meson instead of autoconf 2020-08-03 09:27:09 +02:00
COPYING
COPYING.LESSER
gitdm.config gitdm: add 'ibm' file 2019-10-18 17:32:52 +02:00
libvirt-admin.pc.in
libvirt-lxc.pc.in
libvirt-qemu.pc.in
libvirt.pc.in
libvirt.spec.in spec: Move virkey* manual pages from -daemon to -client 2022-03-17 14:45:51 +01:00
meson_options.txt meson: Introduce qemu_datadir option 2021-11-18 15:48:59 +01:00
meson.build meson: Use dicts to initialize cfg_data objects 2022-04-01 15:33:19 +02:00
mingw-libvirt.spec.in rpm: fix mingw obsoletes lines 2021-08-02 13:47:20 +01:00
NEWS.rst news: Document virtio-iommu 2022-04-04 10:36:30 +02:00
README.rst README: drop Travis CI badge 2020-08-03 15:08:28 +02:00
run.in run: gracefully handle SIGHUP, SIGQUIT, SIGTERM 2022-03-10 08:06:12 +00:00

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Libvirt API for virtualization

Libvirt provides a portable, long term stable C API for managing the virtualization technologies provided by many operating systems. It includes support for QEMU, KVM, Xen, LXC, bhyve, Virtuozzo, VMware vCenter and ESX, VMware Desktop, Hyper-V, VirtualBox and the POWER Hypervisor.

For some of these hypervisors, it provides a stateful management daemon which runs on the virtualization host allowing access to the API both by non-privileged local users and remote users.

Layered packages provide bindings of the libvirt C API into other languages including Python, Perl, PHP, Go, Java, OCaml, as well as mappings into object systems such as GObject, CIM and SNMP.

Further information about the libvirt project can be found on the website:

https://libvirt.org

License

The libvirt C API is distributed under the terms of GNU Lesser General Public License, version 2.1 (or later). Some parts of the code that are not part of the C library may have the more restrictive GNU General Public License, version 2.0 (or later). See the files COPYING.LESSER and COPYING for full license terms & conditions.

Installation

Instructions on building and installing libvirt can be found on the website:

https://libvirt.org/compiling.html

Contributing

The libvirt project welcomes contributions in many ways. For most components the best way to contribute is to send patches to the primary development mailing list. Further guidance on this can be found on the website:

https://libvirt.org/contribute.html

Contact

The libvirt project has two primary mailing lists:

Further details on contacting the project are available on the website:

https://libvirt.org/contact.html