Commit Graph

5877 Commits

Author SHA1 Message Date
Jiri Denemark
a7283d849c schemas: Fix cpu element schema
Both vendor and topology elements are optional.
2010-12-02 11:02:57 +01:00
Osier Yang
84f7b286c2 virsh: Remove using phy as default disk driver in cmdAttachDisk
* tools/virsh.c (virsh shouldn't use 'phy' as the disk driver if
user doesn't specify "--driver", it causes bugs, as not all of
hypervisor driver supports 'phy', and actually hypervisor should
known the correct default disk driver and subdriver, so remove it)
2010-12-01 19:01:06 -07:00
Eric Blake
3ea59d6acb maint: update .gitignore
* .gitignore: Ignore recent built file, sort.
2010-12-01 18:46:35 -07:00
Guido Günther
fab5a25c03 OpenVZ: drop fd leackage
Drop unused (and unclosed) errfd and close outfd on exit. Otherwise
polling the running domains with virt-manager let's us quickly run out
of fds.
2010-12-01 19:38:01 +01:00
Osier Yang
401979a454 qemu: Use macro for max and min vnc port instead of number
* src/qemu/qemu_driver.c (though MACROS QEMU_VNC_PORT_MAX, and
QEMU_VNC_PORT_MIN are defined at the beginning, numbers (65535, 5900)
are still used, replace them)
2010-12-01 10:28:23 -07:00
Osier Yang
ead3c43456 qemu: Fix typo in qemuTeardownDiskPathDeny
typo in error message, it should be by copy-a-paste
from "qemuSetupDiskPathAllow".

* src/qemu/qemu_driver.c (qemuTeardownDiskPathDeny)
2010-12-01 18:04:56 +01:00
Eric Blake
428ea3a626 qemu: plug memory leak
* src/qemu/qemu_driver.c (qemudShutdown): Free all strings and the
ebtables structure.
* src/libvirt_private.syms (ebtablesContextFree): Export missing
symbol.
* src/util/ebtables.c (ebtablesContextFree): Allow early exit.
2010-12-01 10:00:10 -07:00
Eric Blake
6d0df64821 libvirtd: avoid memory leak on shutdown
* daemon/libvirtd.c (qemudRunLoop): Free any remaining client data.
2010-12-01 10:00:09 -07:00
Daniel P. Berrange
9c65609247 Fix flaw in thread creation APIs
The arguments passed to the thread function must be allocated on
the heap, rather than the stack, since it is possible for the
spawning thread to continue before the new thread runs at all.
In such a case, it is possible that the area of stack where the
thread args were stored is overwritten.

* src/util/threads-pthread.c, src/util/threads-win32.c: Allocate
  thread arguments on the heap
2010-12-01 16:50:05 +00:00
Osier Yang
33e38e7710 virsh: update help for "virsh help help"
As virsh help supports both command and command group now,
update "cmdHelp" to print consite help, (this patch is
increment of "7829052757953023b0826e0293ffe18ed4ab89e9").

And also remove redundant empty line in "vshUsage".

* tools/virsh.c
2010-12-01 09:13:11 -07:00
Matthias Bolte
474b1c1487 Fix undefined symbol errors when macvtap support is disabled
Use macvtap specific functions depending on WITH_MACVTAP.

Use #if instead of #ifdef to check for WITH_MACVTAP, because
WITH_MACVTAP is always defined with value 0 or 1.

Also export virVMOperationType{To|From}String unconditional,
because they are used unconditional in the domain config code.
2010-12-01 17:08:08 +01:00
Jean-Baptiste Rouault
45147ca37f Fix warning when macvtap support is disabled 2010-12-01 15:00:58 +01:00
Justin Clift
270b0b5f2e virsh: remove a badly placed line break in virsh -h output
The output was previously:

    -c | --connect <uri>    hypervisor connection URI
    -r | --readonly         connect readonly
    -d | --debug <num>      debug level [0-5]
    -h | --help             this help
    -q | --quiet            quiet mode
    -t | --timing           print timing information
    -l | --log <file>       output logging to file
    -v | --version[=short]  program version

    -V | --version=long     version and full options

(note the blank line between the --version types)

This patch removes the extra blank line.
2010-12-02 00:28:10 +11:00
Jiri Denemark
598b9fe4af tests: Add unit tests for internal CPU APIs 2010-12-01 14:12:54 +01:00
Jiri Denemark
72bce49dcc cpu: Add support for overriding path to CPU map XML file 2010-12-01 14:12:54 +01:00
Hu Tao
1b6f13bb70 Fall back to QEMUD_SAVE_FORMAT_RAW if compression method fails.
When dumping a domain, it's reasonable to save dump-file in raw format
if dump format is misconfigured or the corresponding compress program
is not available rather then fail dumping.
2010-11-30 14:22:53 -07:00
Osier Yang
7829052757 virsh: Categorize commands into groups for virsh help
Change the virsh help out. The new output of "virsh help" and
"virsh --help" will be like:

 Secret (help keyword 'secret'):
    secret-define                  define or modify a secret from an XML file
    secret-dumpxml                 secret attributes in XML
    secret-set-value               set a secret value
    secret-get-value               Output a secret value
    secret-undefine                undefine a secret
    secret-list                    list secrets

 Snapshot (help keyword 'snapshot'):
    snapshot-create                Create a snapshot
    snapshot-current               Get the current snapshot
    snapshot-delete                Delete a domain snapshot
    snapshot-dumpxml               Dump XML for a domain snapshot
    snapshot-list                  List snapshots for a domain
    snapshot-revert                Revert a domain to a snapshot

Also support output help information of specified command group, e.g.

% ./tools/virsh help "Network Filter"
 Network Filter (help keyword 'filter'):
    nwfilter-define                define or update a network filter from an XML file
    nwfilter-undefine              undefine a network filter
    nwfilter-dumpxml               network filter information in XML
    nwfilter-list                  list network filters
    nwfilter-edit                  edit XML configuration for a network filter

Each group has a help keyword, e.g.

% ./tools/virsh help filter
 Network Filter (help keyword 'filter'):
    nwfilter-define                define or update a network filter from an XML file
    nwfilter-undefine              undefine a network filter
    nwfilter-dumpxml               network filter information in XML
    nwfilter-list                  list network filters
    nwfilter-edit                  edit XML configuration for a network filter

* tools/virsh.c:
  - introduce new struct "vshCmdGrp" and macros to define the groups.
  - split previous array "commands" into small arrays which are orgnized
    by group
  - changed some functions, e.g. "vshCmdDefSearch"
  - Added new functions, e.g. "vshCmdGrpSearch"
  - commands of each group are in "alphabetical order" now.
  - command groups are in "alphabetical order" now.
  - the commands are categorized with reference of
    http://wiki.libvirt.org/page/VirshHelpV2 (by Justin)
  - the modifications doesn't affect tests

* TODO:
  - doc
2010-11-30 13:35:32 -07:00
Eric Blake
dd70168a5b maint: allow 'make syntax-check' to run again
* cfg.mk (VC_LIST_ALWAYS_EXCLUDE_REGEX): Permanently exempt
docs/news.html.in from all future syntax checks.
2010-11-30 13:33:52 -07:00
Daniel Veillard
a33db6cbfb Release of libvirt 0.8.6
- configure.ac libvirt.spec.in: bump version, add a missing systemtap
  build requirement
- docs/news.html.in: add informations about the release
- po/*: updated Polish and Dutch localizations, and regenerated
- tests/qemuxml2argvtest.c: Fix build problem
2010-11-30 20:42:46 +01:00
Stefan Berger
c2b38277b3 802.1Qbg: use pre-associate state at beginning of inc. migr
This patch introduces the usage of the pre-associate state of the IEEE 802.1Qbg standard on incoming VM migration on the target host. It is in response to bugzilla entry 632750.

https://bugzilla.redhat.com/show_bug.cgi?id=632750

For being able to differentiate the exact reason as to why a macvtap device is being created, either due to a VM creation or an incoming VM migration, I needed to pass that reason as a parameter from wherever qemudStartVMDaemon is being called in order to determine whether to send an ASSOCIATE (VM creation) or a PRE-ASSOCIATE (incoming VM migration) towards lldpad.

I am also fixing a problem with the virsh domainxml-to-native call on the way.

Gerhard successfully tested the patch with a recent blade network 802.1Qbg-compliant switch.

The patch should not have any side-effects on the 802.1Qbh support in libvirt, but Roopa (cc'ed) may want to verify this.
2010-11-30 12:50:54 -05:00
Guido Günther
d7e2b2b4eb Ignore files generated by "make tags" 2010-11-30 17:20:18 +01:00
Guido Günther
2d626c7d08 OpenVZ: Fix some overwritten error codes
Don't overwrite errors during domain creation/definition to ease
tracking down problems.
2010-11-30 17:20:16 +01:00
Guido Günther
50a7c59bb3 OpenVZ: take veid from vmdef->name when defining new domains
We currently use the next free veid although there's one given in the
domain xml. This currently breaks defining new domains since vmdef->name
and veid don't match leading to the following error later on:

    error: Failed to define domain from 110.xml
    error: internal error Could not set UUID

Since silently ignoring vmdef->name is not nice respect it instead. We
avoid veid collisions in the upper levels already.
2010-11-30 17:20:02 +01:00
Matthias Bolte
abff683f78 Log client errors in libvirtd at debug priority
This reverts commit

 Log all errors at level INFO to stop polluting syslog
 04bd0360f3.

and makes virRaiseErrorFull() log errors at debug priority
when called from inside libvirtd. This stops libvirtd from
polluting it's own log with client errors at error priority
that'll be reported and logged on the client side anyway.
2010-11-30 15:52:30 +01:00
Wen Congyang
4f7162d106 correct the arguments of migrate_speed
When we set migrate_speed by json, we receive the following
error message:
libvirtError: internal error unable to execute QEMU command
'migrate_set_speed': Invalid parameter type, expected: number

The reason is that: the arguments of migrate_set_speed
by json is json number, not json string.

Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
2010-11-29 15:11:03 -07:00
Jiri Denemark
645c92297a tests: Fix detection of expected errors 2010-11-29 16:35:20 +01:00
Justin Clift
2f723ea74d docs: updated c# bindings with arnauds latest changes 2010-11-30 02:22:38 +11:00
Daniel P. Berrange
6aff3f2091 Fix memory leaks in audit & VirtualBox code
* src/util/virtaudit.c: Free audit string
* src/vbox/vbox_XPCOMCGlue.c: Free library name
2010-11-29 15:17:16 +00:00
Daniel P. Berrange
6b3ede3f02 Remove bogus check for Xen in example program
The dominfo.py example script has a bogus check for /proc/xen
existing. The default connection cannot be assumed to be Xen
any more

* examples/python/dominfo.py: Remove check for Xen
2010-11-29 15:17:00 +00:00
Jiri Denemark
5414d6b6ae doc: Fix spelling of virBufferVSprintf 2010-11-25 18:14:58 +01:00
Jiri Denemark
ac9dd4a676 Fix host CPU counting on unusual NUMA topologies
The nodeinfo structure includes

    nodes   : the number of NUMA cell, 1 for uniform mem access
    sockets : number of CPU socket per node
    cores   : number of core per socket
    threads : number of threads per core

which does not work well for NUMA topologies where each node does not
consist of integral number of CPU sockets.

We also have VIR_NODEINFO_MAXCPUS macro in public libvirt.h which
computes maximum number of CPUs as (nodes * sockets * cores * threads).

As a result, we can't just change sockets to report total number of
sockets instead of sockets per node. This would probably be the easiest
since I doubt anyone is using the field directly. But because of the
macro, some apps might be using sockets indirectly.

This patch leaves sockets to be the number of CPU sockets per node (and
fixes qemu driver to comply with this) on machines where sockets can be
divided by nodes. If we can't divide sockets by nodes, we behave as if
there was just one NUMA node containing all sockets. Apps interested in
NUMA should consult capabilities XML, which is what they probably do
anyway.

This way, the only case in which apps that care about NUMA may break is
on machines with funky NUMA topology. And there is a chance libvirt
wasn't able to start any guests on those machines anyway (although it
depends on the topology, total number of CPUs and kernel version).
Nothing changes at all for apps that don't care about NUMA.
2010-11-25 10:49:47 +01:00
Philipp Hahn
338289a629 Fix broken XML entity for '>'
Add missing 'g' to '&gt;' of '<product />' source-element.

Signed-off-by: Philipp Hahn <hahn@univention.de>
2010-11-25 10:40:07 +01:00
Eric Blake
d95488dce5 security, storage: plug memory leaks for security_context_t
security_context_t happens to be a typedef for char*, and happens to
begin with a string usable as a raw context string.  But in reality,
it is an opaque type that may or may not have additional information
after the first NUL byte, where that additional information can
include pointers that can only be freed via freecon().

Proof is from this valgrind run of daemon/libvirtd:

==6028== 839,169 (40 direct, 839,129 indirect) bytes in 1 blocks are definitely lost in loss record 274 of 274
==6028==    at 0x4A0515D: malloc (vg_replace_malloc.c:195)
==6028==    by 0x3022E0D48C: selabel_open (label.c:165)
==6028==    by 0x3022E11646: matchpathcon_init_prefix (matchpathcon.c:296)
==6028==    by 0x3022E1190D: matchpathcon (matchpathcon.c:317)
==6028==    by 0x4F9D842: SELinuxRestoreSecurityFileLabel (security_selinux.c:382)

800k is a lot of memory to be leaking.

* src/storage/storage_backend.c
(virStorageBackendUpdateVolTargetInfoFD): Avoid leak on error.
* src/security/security_selinux.c
(SELinuxReserveSecurityLabel, SELinuxGetSecurityProcessLabel)
(SELinuxRestoreSecurityFileLabel): Use correct function to free
security_context_t.
2010-11-24 15:23:43 -07:00
Eric Blake
d90babe961 network: plug memory leak
* src/conf/network_conf.c (virNetworkDHCPRangeDefParseXML): Free
xml strings when no longer referenced.
2010-11-24 15:23:43 -07:00
Eric Blake
416c09bcc0 maint: prohibit most uses of xmlGetProp
Making this change makes it easier to spot the memory leaks
that will be fixed in the next patch.

* cfg.mk (sc_prohibit_xmlGetProp): New rule.
* .x-sc_prohibit_xmlGetProp: New exception.
* Makefile.am (EXTRA_DIST): Ship exception file.
* tools/virsh.c (cmdDetachInterface, cmdDetachDisk): Adjust
offenders.
* src/conf/storage_conf.c (virStoragePoolDefParseSource):
Likewise.
* src/conf/network_conf.c (virNetworkDHCPRangeDefParseXML)
(virNetworkIPParseXML): Likewise.
2010-11-24 15:23:43 -07:00
Eric Blake
117246e0f7 qemu: plug memory leak
https://bugzilla.redhat.com/show_bug.cgi?id=656795

* src/qemu/qemu_monitor.c (qemuMonitorFree): Also free the buffer.
2010-11-24 15:23:43 -07:00
Eric Blake
97cde147b5 maint: ensure syntax check exceptions are distributed
* Makefile.am (EXTRA_DIST): Factor exceptions files...
(syntax_check_excpetions): into new list.  Include recently added
exceptions.
* cfg.mk (sc_x_sc_dist_check): New check, copied from coreutils.
2010-11-24 15:23:43 -07:00
Eric Blake
f1fe9671e3 build: enforce files.h usage
* cfg.mk (sc_prohibit_close): New syntax-check rule.
* src/util/pci.c (pciWaitForDeviceCleanup): Fix violation.
* .x-sc_prohibit_close: New exceptions.
* Makefile.am (EXTRA_DIST): Distribute new file.
2010-11-24 15:23:43 -07:00
Matthias Bolte
d8b367496e Always close drivers when a virConnectPtr is released
virConnectClose calls virUnrefConnect which in turn closes
all open drivers when the refcount of that connection dropped
to zero. This works fine when you free all other objects that
hold a ref to the connection before you close it, because in
this case virUnrefConnect is the one that removes the last
ref to the connection.

But it doesn't work when you close the connection first before
freeing the other objects. This is because the other virUnref*
functions call virReleaseConnect when they detect that the
connection's refcount dropped to zero. In this case another
virUnref* function (different from virUnrefConnect) removes the
last ref to the connection. This results in not closing the
open drivers and leaking things that should have been cleaned
up in the driver close functions.

To fix this move the driver close calls to virReleaseConnect.
2010-11-24 22:48:36 +01:00
Osier Yang
f3605b33a1 Implementations of virDomainIsUpdated for drivers except qemu
Except LXC and UML driver, implementations of all other drivers
simply return 0, because these drivers doesn't have config both
in memory and on disk, no need to track if the domain of these
drivers updated or not.

Rename "xenUnifiedDomainisPersistent" to "xenUnifiedDomainIsPersistent"

* esx/esx_driver.c
* lxc/lxc_driver.c
* opennebula/one_driver.c
* openvz/openvz_driver.c
* phyp/phyp_driver.c
* test/test_driver.c
* uml/uml_driver.c
* vbox/vbox_tmpl.c
* xen/xen_driver.c
* xenapi/xenapi_driver.c
2010-11-24 11:22:30 -07:00
Osier Yang
c1fb916618 implement callback function for qemu driver
* src/qemu/qemu_driver.c (add function qemuDomainIsUpdated)
2010-11-23 15:04:42 -07:00
Osier Yang
313215e15f implement the remote protocol
* daemon/remote.c
* daemon/remote_dispatch_args.h
* daemon/remote_dispatch_prototypes.h
* daemon/remote_dispatch_ret.h
* daemon/remote_dispatch_table.h
* src/remote/remote_driver.c
* src/remote/remote_protocol.c
* src/remote/remote_protocol.h
* src/remote/remote_protocol.x
* src/remote_protocol-structs
2010-11-23 15:04:42 -07:00
Osier Yang
20a017df68 implement public API virDomainIsUpdated
* src/libvirt.c
2010-11-23 15:04:41 -07:00
Osier Yang
37a02efd71 define internal driver API
* src/driver.h (new typedef, new callback member for "_virDriver")
* src/esx/esx_driver.c
* src/lxc/lxc_driver.c
* src/opennebula/one_driver.c
* src/openvz/openvz_driver.c
* src/phyp/phyp_driver.c
* src/qemu/qemu_driver.c
* src/remote/remote_driver.c
* src/test/test_driver.c
* src/uml/uml_driver.c
* src/vbox/vbox_tmpl.c
* src/xen/xen_driver.c
* src/xenapi/xenapi_driver.c
2010-11-23 15:04:41 -07:00
Osier Yang
347d73f211 virDomainIsUpdated: define the new public API
introduce new public API "virDomainIsUpdated"

* src/conf/domain_conf.h (new member "updated" for "virDomainObj")
* src/libvirt_public.syms
* include/libvirt/libvirt.h.in
2010-11-23 14:22:31 -07:00
Eric Blake
2ed149a6d0 maint: sort exports
* src/libvirt_private.syms (buf.h): Sort.
2010-11-23 14:05:20 -07:00
Matthias Bolte
9abe1e4358 remote: Fix TLS transport on Windows
gnulib wraps Windows' SOCKET handle based send() and recv() functions
into file descriptor based ones that are used in libvirt.

Even though GnuTLS is using gnulib too, it explicitly doesn't use
gnulib's replacement functions on Windows. By default GnuTLS uses the
SOCKET handle based send() and recv(). This makes gnutls_handshake()
fail internally with a WSAENOTSOCK error because libvirt passes a
file descriptor; GnuTLS needs the SOCKET handle.

To avoid this mismatch make sure that GnuTLS uses gnulib's replacment
functions, by setting custom pull() and push() functions for GnuTLS.
2010-11-23 18:31:42 +01:00
Cole Robinson
b2399b06c5 tests: Fix dispatching internal error reports
Without this fix, the test suite doesn't print error messages when a libvirt
function fails. Additionally, only print error reports if DEBUG or VERBOSE
requested.
2010-11-23 12:15:14 -05:00
Eric Blake
149c492137 libvirtd: fix bug when shrinking number of clients
* daemon/libvirtd.c (qemudRunLoop): Pass allocation size, not
current count, to VIR_SHRINK_N.
* docs/hacking.html.in: Update doc example.
* HACKING: Regenerate.
2010-11-23 08:43:00 -07:00
Daniel P. Berrange
c73bd6f34a Rename 'remove' param to 'toremove' to avoid clash with stdio.h
The stdio.h header has a function called 'remove' declared. This
clashes with the 'remove' parameter in virShrinkN

* src/util/memory.c: Rename 'remove' to 'toremove'
2010-11-23 15:19:35 +00:00