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Laine Stump c17edaf778 network: properly check for taps that are connected to an OVS bridge
When libvirtd is restarted, it checks that each guest tap device is
still attached to the bridge device that the configuration info says
it should be connected to. If not, the tap will be disconnected from
[wherever it is] and connected to [wherever it should be].

The previous code that did this did not account for:

1) the IFLA_MASTER attribute in a netdev's ifinfo will be set to
   "ovs-system" for any tap device connected to an OVS bridge, *not*
   to the name of the bridge it is attached to.

2) virNetDevRemovePort() only works for devices that are attached to a
   standard Linux host bridge. If a device is currently attached to an
   OVS bridge, then virNetDevOpenvswitchRemovePort() must be called
   instead.

This patch remedies those problems, and adds a couple of information
log messages to aid in debugging any future problem.

Resolves: https://bugzilla.redhat.com/1596176

Signed-off-by: Laine Stump <laine@laine.org>
ACKed-by: Michal Privoznik <mprivozn@redhat.com>
2018-07-02 19:57:52 -04:00
.gnulib@d6397dde2e Update to latest gnulib 2018-03-12 11:27:54 +00:00
build-aux po: minimize & canonicalize translations stored in git 2018-04-19 11:11:08 +01:00
docs Post-release version bump to 4.6.0 2018-07-02 16:58:50 -04:00
examples security: Add swtpm paths to the domain's AppArmor profile 2018-06-28 06:50:43 -04:00
gnulib Update to latest gnulib 2018-03-12 11:27:54 +00:00
include/libvirt nwfilter: export port binding concept in the public API 2018-06-26 11:22:07 +01:00
m4 po: don't install gmo files when --disable-nls is given 2018-06-05 17:36:42 +01:00
po po: don't install gmo files when --disable-nls is given 2018-06-05 17:36:42 +01:00
src network: properly check for taps that are connected to an OVS bridge 2018-07-02 19:57:52 -04:00
tests storage: Add support for using inputvol for encryption 2018-06-26 14:02:43 -04:00
tools virsh: add manpage docs for nwfilter-binding commands. 2018-06-26 18:16:50 +01:00
.color_coded.in Add color_coded support 2017-05-09 09:51:11 +02:00
.ctags maint: Make ctags work out of the box 2013-07-18 08:47:21 +02:00
.dir-locals.el build: avoid tabs that failed syntax-check 2012-09-06 09:43:46 -06:00
.gitignore po: minimize & canonicalize translations stored in git 2018-04-19 11:11:08 +01:00
.gitmodules gnulib: switch to use https:// instead of git:// protocol 2018-03-19 16:32:34 +00:00
.gitpublish git: add config file telling git-publish how to send patches 2018-04-23 11:36:09 +01:00
.mailmap mailmap: set preferred spelling for my name 2018-01-25 09:42:27 +00:00
.travis.yml travis: Add MinGW builds 2018-06-15 17:45:27 +02:00
.ycm_extra_conf.py.in Add YouCompleteMe support 2017-05-09 09:51:11 +02:00
ABOUT-NLS po: provide custom make rules for po file management 2018-04-19 10:35:58 +01:00
AUTHORS.in AUTHORS: Add myself to the list of committers 2018-03-05 13:45:21 +03:00
COPYING maint: follow recommended practice for using LGPL 2013-05-20 14:15:21 -06:00
COPYING.LESSER maint: Remove control characters from LGPL license file 2015-09-25 09:16:24 +02:00
ChangeLog-old Fix typos in src/* 2014-04-21 16:49:08 -06:00
Makefile.am docs: Call reformat-news.py with $(PYTHON) 2018-03-14 12:00:27 +01:00
Makefile.nonreentrant Remove backslash alignment attempts 2017-11-03 13:24:12 +01:00
README Provide a useful README file 2017-05-22 17:01:37 +01:00
README-hacking docs: update all GIT repo examples to use https:// protocol 2018-03-21 14:48:01 +00:00
README.md Add CII best practices badge 2017-10-13 16:08:01 +01:00
autogen.sh po: provide custom make rules for po file management 2018-04-19 10:35:58 +01:00
bootstrap Update to latest gnulib 2018-03-12 11:27:54 +00:00
bootstrap.conf virrandom: Make virRandomBits better 2018-06-05 10:31:19 +02:00
cfg.mk syntax-check: Prohibit canonicalize_file_name() 2018-05-03 18:23:30 +02:00
config-post.h Deprecate GNUTLS_GCRYPT 2018-05-16 10:40:40 +02:00
configure.ac Post-release version bump to 4.6.0 2018-07-02 16:58:50 -04:00
libvirt-admin.pc.in Add libvirt-admin library 2015-06-16 13:46:20 +02:00
libvirt-lxc.pc.in Add pkg-config files for libvirt-qemu & libvirt-lxc 2014-06-23 16:17:27 +01:00
libvirt-qemu.pc.in Add pkg-config files for libvirt-qemu & libvirt-lxc 2014-06-23 16:17:27 +01:00
libvirt.pc.in Add pkg-config files for libvirt-qemu & libvirt-lxc 2014-06-23 16:17:27 +01:00
libvirt.spec.in spec: list new nwfilter schema files 2018-06-27 10:42:52 +02:00
mingw-libvirt.spec.in mingw: Use Python 3 for building 2018-03-20 14:03:22 +01:00
run.in Add PKG_CONFIG_PATH to run.in script. 2014-06-26 14:32:35 +01:00

README.md

Build Status CII Best Practices

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 2.1 (or later). See the files COPYING.LESSER and COPYING for full license terms & conditions.

Installation

Libvirt uses the GNU Autotools build system, so in general can be built and installed with the usual commands. For example, to build in a manner that is suitable for installing as root, use:

$ ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var
$ make
$ sudo make install

While to build & install as an unprivileged user

$ ./configure --prefix=$HOME/usr
$ make
$ make install

The libvirt code relies on a large number of 3rd party libraries. These will be detected during execution of the configure script and a summary printed which lists any missing (optional) dependencies.

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