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Commit Graph

19818 Commits

Author SHA1 Message Date
Laine Stump
307081796e nodedev: update netdev feature bits before each dumpxml
As with several other attributes of devices (link status, sriov VF
list, IOMMU group list), the detdev feature bits aren't automatically
updated in the nodedev driver's cache when they change. In order to
get a properly up-to-date list when getting the XML of a device, we
must reget them in update-caps prior to each dumpxml.

This resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1232880
2015-06-17 13:51:33 -04:00
Michal Privoznik
6fc122c6b9 libvirt.spec: Don't expect virt-admin in libvirt-admin yet
While Martin introduced the binary (and its manpage) in commit
4e7ccf8713 it was pushed by mistake. Therefore it was reverted in
220393bfb0. The problem is, the original commit was not quite right
as the binary was added into the spec file in a different commit:
55e0c840af. So as long as the binary does not exist, we must remove it
from the spec file too.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-17 14:22:23 +02:00
Michal Privoznik
992ae99d9e tests: Follow virnetserver to virnetdaemon transition
In a474611458 the virnetserver test was renamed to virnetdaemon.
Moreover, as the test relies on some data stored under
virnetserverdata/ the folder was renamed too. But this was not
reflected in the Makefile. Therefore when building outside of the
repository, the data folder was not distributed and test failed.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-17 14:22:23 +02:00
Michal Privoznik
297e18f42b daemon: Distribute admin_server.h
The Admin API consists of a few files on daemon side. Notably
daemon/admin_server.{ch}. While they are both on the repo, only
the .c file is mentioned in Makefile. Therefore, .h is not
distributed and 'make rpm' fails.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-17 14:22:23 +02:00
Maxim Nestratov
9156991668 parallels: substitute parallels with vz spec file and Makefile
Since we have changed the name of the driver to vz, let's
reference it as vz everywhere.

Signed-off-by: Maxim Nestratov <mnestratov@parallels.com>
2015-06-17 15:07:55 +03:00
Maxim Nestratov
e6d180f07f parallels: rename all parallels files and driver directory to vz
This patch moves all src/parallels/parallels* files to vz/vz*
and fixes build accordingly.
No functional changes.

Signed-off-by: Maxim Nestratov <mnestratov@parallels.com>
2015-06-17 15:07:55 +03:00
Maxim Nestratov
df75e5f624 parallels: substitute parallels with vz in strings
Here we stop referencing vz driver by different names
in error messages. 'parallels driver', 'Parallels Cloud
Server', 'Parallels driver' all become just 'vz driver'.
No functional changes. Only renaming and a bit of rewording.

Signed-off-by: Maxim Nestratov <mnestratov@parallels.com>
2015-06-17 15:07:55 +03:00
Maxim Nestratov
9c70b91ea8 parallels: change parallels prefixes to vz
This patch changes all parallels/vz driver structure and
function prefixes from parallels to vz.
No functional changes.

Signed-off-by: Maxim Nestratov <mnestratov@parallels.com>
2015-06-17 15:07:54 +03:00
Michal Privoznik
c132b1b6e6 daemon/Makefile: Add forgotten dependency
In latest patches we added Admin API. However, the Makefile in daemon
was missing one dependency: admin_server.c is including generated file
admin_dispatch.h. However, this dependency was not explicitly marked
in the Makefile therefore the build happened to fail on some
occasions.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-16 18:11:17 +02:00
Erik Skultety
4e6ee877d4 virfile: virDirCreate: Insert blank lines to assure slightly better readability 2015-06-16 16:26:20 +02:00
Erik Skultety
e9478d9a8b util: virfile: Fix 'unknown cause' error if NFS mount point creation fails
This happens if user requires creation of a directory with specified
UID/GID permissions. To accomplish this, we use fork approach and
set particular UID/GID permissions in child process. However, child
process doesn't have a valid descriptor to a logfile (this is prohibited
explicitly) and since parent process doesn't handle negative exit codes from
child in any way, 'uknown cause' error is returned to the user.

Commit 92d9114e tweaked the way we handle child errors when using fork
approach to set specific permissions (features originally introduced
by 98f6f381). The same logic should be used to create directories with
specified permissions as well.

https://bugzilla.redhat.com/show_bug.cgi?id=1230137
2015-06-16 16:26:20 +02:00
Erik Skultety
fdcb057a28 util: virDirCreate: Child now exits with positive errno-code
Previous patch of this series proposed a fix to virDirCreate, so that parent
process reports an error if child process failed its task.
However our logic still permits the child to exit with negative errno followed
by a check of the status on the parent side using WEXITSTATUS which, being
POSIX compliant, takes the lower 8 bits of the exit code and returns is to
the caller. However, by taking 8 bits from a negative exit code
(two's complement) the status value we read and append to stream is
'2^8 - abs(original exit code)' which doesn't quite reflect the real cause when
compared to the meaning of errno values.
2015-06-16 16:26:20 +02:00
Eric W. Biederman
24710414d4 lxc: set nosuid+nodev+noexec flags on /proc/sys mount
Future kernels will mandate the use of nosuid+nodev+noexec
flags when mounting the /proc/sys filesystem. Unconditionally
add them now since they don't harm things regardless and could
mitigate future security attacks.
2015-06-16 14:44:36 +01:00
John Ferlan
ad5fd9b87b util: Fix Coverity RESOURCE_LEAK
Commit id 'e44b0269c9' in advertently checked !dir before calling closedir
2015-06-16 09:15:10 -04:00
Martin Kletzander
4ec52c364b lxc: Rename daemon to dmn
On older systems it shadows global declaration of daemon() function.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 14:59:33 +02:00
Martin Kletzander
58031cb4b5 netserver: Remove duplicate forward declaration
Commit fa14207368 added forward
declaration of virNetServerPtr into virnetserver.h even though we are
keeping these in virnetserverprogram.h due to older compilers having
problems with duplicate ones.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 14:58:00 +02:00
Martin Kletzander
40082a7000 Revert "rpc: Add virNetServerGetNClients"
This reverts commit 6bda9f8aa2.

I mistakenly pushed it along with the Admin API series.
2015-06-16 14:09:09 +02:00
Martin Kletzander
2cc6c652cf Revert "admin: Add virAdmHello function"
This reverts commit 5792fabb7b.

I mistakenly pushed it along with the Admin API series.
2015-06-16 14:08:59 +02:00
Martin Kletzander
220393bfb0 Revert "Example virt-admin"
This reverts commit 4e7ccf8713.

I mistakenly pushed it along with the Admin API series.
2015-06-16 14:08:23 +02:00
Martin Kletzander
9a8d916e89 Change livbirt version to 1.3.0 for the next release
Since the background for Admin API is merged upstream, we are bumping
the minor release version as discussed previously

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:22 +02:00
Martin Kletzander
4e7ccf8713 Example virt-admin
You had only one job.  That's what you can say about this example
binary.  In future, parts of virsh that are usable for this binary
should be split into separate shell-utils and virt-admin should gain all
the cool features of virsh without too much code addition.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:21 +02:00
Martin Kletzander
5792fabb7b admin: Add virAdmHello function
Just one of the simplest functions that returns string "Clients: X"
where X is the number of connected clients to daemon's first
subserver (the original one), so it can be tested using virsh, ipython,
etc.

The subserver is gathered by incrementing its reference
counter (similarly to getting qemu capabilities), so there is no
deadlock with admin subserver in this API.

Here you can see how functions should be named in the client (virAdm*)
and server (adm*).

There is also a parameter @flags that must be 0, which helps testing
proper error propagation into the client.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:21 +02:00
Martin Kletzander
6bda9f8aa2 rpc: Add virNetServerGetNClients
This function accesses the number of connected clients while properly
locking the server it returns the data about.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:21 +02:00
Martin Kletzander
d5f4241bbc Add support for admin API in libvirt daemon
For this to pe properly separated from other protocols used by the
server, there is second server added which allows access to the whole
virNetDaemon to its clients.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:21 +02:00
Martin Kletzander
beb0eda2e3 Add configuration options for permissions on daemon's admin socket
This is not going to be very widely used, but for some corner cases and
easier (unsafe) debugging, it might be nice.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:21 +02:00
Martin Kletzander
878bf2a3c9 Add XML files with admin API specification
No online docs are build from it since it doesn't really fit into our
document structure and new page will need to be created for it, but this
is at least a heads-up commit for easier parsing in order to build some
documentation (or python bindings) later on.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
55e0c840af Add libvirt-admin library
Initial scratch of the admin library.  It has its own virAdmConnectPtr
that inherits from virAbstractConnectPtr and thus trivially supports
error reporting.

There's pkg-config file added and spec-file adjusted as well.

Since the library should be "minimalistic" and not depend on any other
library, the list of files is especially crafted for it.  Most of them
could've been put to it's own sub-libraries that would be LIBADD'd to
libvirt_util, libvirt_net_rpc and libvirt_setuid_rpc_client to minimize
the number of object files being built, but that's a refactoring that
isn't the orginal aim of this commit.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
653acbfd62 Add admin error domain
Just the addition of VIR_FROM_ADMIN to the enum of error domains.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
fb5a0d3388 Build client headers for admin protocol
Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
8c8bed02af Add admin protocol
For now there are only CONNECT_OPEN and CONNECT_CLOSE procedures.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
87c2687943 Teach gendispatch how to handle admin dispatching files
Since this is just a new option for gendispatch, it looks more like a
cleanup.  The only differences handled by it are connect pointers,
private pointers and API naming customs.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
a474611458 tests: Adapt virnetservertest to daemon refactor
Rename the test to virnetdaemontest and use virNetDaemon objects instead
of virNetServer inside.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:20 +02:00
Martin Kletzander
fa14207368 Move daemon-related parts of virNetServer to virNetDaemon
This allows to have more servers in one daemon which helps isolating
some resources.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-16 13:46:19 +02:00
Cédric Bosdonnat
387cb8c6b2 lxc: properly clean up qemu-nbd
Add the qemu-nbd tasks to the container cgroup to make sure those will
be killed when the container is stopped. In order to reliably get the
qemu-nbd tasks PIDs, we use /sys/devices/virtual/block/<DEV>/pid as
qemu-nbd is daemonizing itself.
2015-06-16 12:38:11 +02:00
Cédric Bosdonnat
e44b0269c9 Add virProcessGetPids to get all tasks of a process
This function gets all the PIDs listed in /proc/PID/task. This will be
needed at least to move all qmeu-nbd tasks to the container cgroup.
2015-06-16 12:38:03 +02:00
John Ferlan
29230951f1 storage: Generate correct parameters for CIFS
https://bugzilla.redhat.com/show_bug.cgi?id=1186969

When generating the path to the dir for a CIFS/Samba driver, the code
would generate a source path for the mount using "%s:%s" while the
mount.cifs expects to see "//%s/%s". So check for the cifsfs and
format the source path appropriately.

Additionally, since there is no means to authenticate, the mount
needs a "-o guest" on the command line in order to anonymously mount
the Samba directory.
2015-06-15 17:25:47 -04:00
John Ferlan
257250f764 storage: Adjust command arglist for gluster
In order for the glusterfs boolean to be set, the pool->def->type must be
VIR_STORAGE_POOL_NETFS, thus the check within virCommandNewArgList whether
pool->def->type is VIR_STORAGE_POOL_FS will never be true, so remove it
2015-06-15 17:25:47 -04:00
John Ferlan
38c9494878 storage: Fix the schema and add tests for cifs pool
Commit id '887dd362' added support for a netfs pool format type 'cifs'
and 'gluster' in order to add rng support for Samba and glusterfs netfs
pools. Originally, the CIFS type support was added as part of commit
id '61fb6979'. Eventually commit id 'b325be12' fixed the gluster rng
definition to match expectations.

As it turns out the CIFS rng needed a similar change since the directory
path is not an absDirPath, rather just a dirPath will be required.
2015-06-15 17:25:33 -04:00
Guido Günther
ecb9a7a10b configure: Remove check for pkcheck_supports_uid
We're using Polkit's DBus API so no need to check wether this feature is
supported. We don't use the result or the path to the pkcheck program
anywhere.
2015-06-15 18:57:07 +02:00
Martin Kletzander
38788a3209 tests: Use libvirt properly with initialization and error dispatching
We were using "complicated" error printing in virnetservertest even
though we could've just dispatched the error.  Also add some good
practices that might come in handy (the code may fail without proper
initialization and event loop).

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-15 17:13:00 +02:00
Martin Kletzander
73ad20e936 Generate JSON with mDNS entries only when built --with-avahi
One string was already used only if that condition was true, second one
is added now.  Both are used in a nicer way.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-15 17:13:00 +02:00
Martin Kletzander
fcc2aab688 rpc: Fix possible crash when MDNSAddEntry fails
If virNetServerMDNSAddEntry() fails when adding a service to a server,
it doesn't decrease the number of services.  Hence access to their
members segfaults (e.g. when free()-ing the sruct).

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-15 17:12:59 +02:00
Martin Kletzander
5e55534b9a build: Remove unnecessarily repeated rules for syms -> def
Suggested-by: Michal Prívozník <mprivozn@redhat.com>
Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2015-06-15 17:12:59 +02:00
Boris Fiuczynski
840eca32ab qemu: monitor: Add memory balloon support for virtio-ccw
The search for the memory balloon driver object is extended by a
second known name "virtio-balloon-ccw" in support for virtio-ccw.

Signed-off-by: Boris Fiuczynski <fiuczy@linux.vnet.ibm.com>
Reviewed-by: Daniel Hansel <daniel.hansel@linux.vnet.ibm.com>
Reviewed-by: Eric Farman <farman@linux.vnet.ibm.com>
Reviewed-by: Stefan Zimmermann <stzi@linux.vnet.ibm.com>
2015-06-15 17:05:32 +02:00
Ján Tomko
17ba622451 man: clarify usage of virsh blockcopy with --xml
The --xml option is mandatory if an XML description is used.
Otherwise the third parameter is treated as the destination.

https://bugzilla.redhat.com/show_bug.cgi?id=1206406#c3
2015-06-15 17:05:17 +02:00
Peter Krempa
4ed2b9a7e4 qemu: emulatorpin: Don't reset pinning when pinning to all cpus
Similarly to a02a161bb8 remove the default
pinning assumption from emulatorpin.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1227180
2015-06-15 16:18:49 +02:00
Michal Privoznik
c4bdfafcbb getOldStyleBlockDevice: Adjust formatting
Instead of initializing return value to zero (success) and overwriting
it on every failure just before the control jumps onto 'out' label,
let's initialize to an error value and set to zero only when we are
sure about the success. Just follow the pattern we have in the rest of
the code.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-15 14:13:39 +02:00
Michal Privoznik
71b66bec2b getNewStyleBlockDevice: Adjust formatting
Instead of initializing return value to zero (success) and overwriting
it on every failure just before the control jumps onto 'out' label,
let's initialize to an error value and set to zero only when we are
sure about the success. Just follow the pattern we have in the rest of
the code.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2015-06-15 14:13:34 +02:00
John Ferlan
84020f9a39 storage: Disallow wiping an extended disk partition
https://bugzilla.redhat.com/show_bug.cgi?id=1225694

Check if the disk partition to be wiped is the extended partition, if
so then disallow it. Do this via changing the wipeVol backend to check
the volume before passing to the common virStorageBackendVolWipeLocal
2015-06-15 07:45:06 -04:00
Ján Tomko
243bbcc5db qemu caps: spell queue 2015-06-15 13:32:44 +02:00