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Merge branch 'stable-2.10' into stable-2.11
Merge branch 'stable-2.9' into stable-2.10
Fix 'hvparams' of '_InstanceStartupMemory' on hypervisors
Most hypervisors were calling '_InstanceStartupMemory' but not passingthe 'hvparams' keyword argument. Actually, it is not necessary topass this argument given that it is an attribute in the instance...
Merge branch 'stable-2.10' into master
Merge branch 'stable-2.8' into stable-2.9
Fix pylint 0.26.0/Python 2.7 warning
pylint 0.26.0 on Python 2.7 generates a warning on the string '\ ',recommending to use the r prefix. This patch adds the missing prefix.
Signed-off-by: Thomas Thrainer <thomasth@google.com>Reviewed-by: Michele Tartara <mtartara@google.com>
Add support for blktap2 file-driver
Newer Xen versions use blktap2 instead of blktap. This patch adds supportfor it in Ganeti.
Fixes Issue 638.
Signed-off-by: Michele Tartara <mtartara@google.com>Reviewed-by: Thomas Thrainer <thomasth@google.com>
Pass hvparams to GetInstanceInfo
...so that the xen command to be called can be determined. Thisfixes another semantical conflict of the last merge.
Signed-off-by: Klaus Aehlig <aehlig@google.com>Reviewed-by: Jose Lopes <jabolopes@google.com>
Xen handle domain shutdown
Update Xen backend to properly recognize when a domain has beenshutdown by the user and to properly cleanup a shutdown domain whenGaneti requests Xen to stop this domain.
Partial cherry-pick from 9d22cc90609e3ee8f0f2b34b793a3daced3c0e61...
Destroy Xen domain only if necessary
Check if a given Xen domain still exists after a 'xm shutdown' beforedestroying it. This check is necessary in order to cope with Xendomains created with other version of Ganeti, given that an instancecreated in or prior to Ganeti 2.10 will be cleaned up automatically...
Add Xen paused state as a Ganeti running state
The QA test 'TestClusterBurnin' pauses instances and the Xen statedomain 'paused' was not being handled properly by Ganeti because itwas not being classified as either a running or shutdown state. Thispatch adds the 'paused' state to the set of running states by...
Export NIC's UUID and name to network scripts
In case of kvm None values are not allowed in env dictso we have to add name only if not None.
In case of Xen since we are writing on a file thatis going to be sourced we should not add INTERFACE_NAME=None....
Use HooksDict() to export network options in Xen
Remove duplicate code that exports network options to environmentvariables.
Signed-off-by: Dimitris Aragiorgis <dimara@grnet.gr>Signed-off-by: Thomas Thrainer <thomasth@google.com>Reviewed-by: Thomas Thrainer <thomasth@google.com>
Export tags via GetTags() to network scripts
Use GetTags() instance method in order to export instance tagsto NIC configuration scripts and files of kvm and xen hypervisors.
Signed-off-by: Dimitris Aragiorgis <dimara@grnet.gr>Signed-off-by: Thomas Thrainer <thomasth@google.com>...
Use configured SSH ports when connecting to a console
This is accomplished by passing the corresponding node group tohv_*.py. Tests for hv_*.py that call GetInstanceConsole updated.
Signed-off-by: Petr Pudlak <pudlak@google.com>Reviewed-by: Hrvoje Ribicic <riba@google.com>
Signed-off-by: Jose A. Lopes <jabolopes@google.com>Reviewed-by: Hrvoje Ribicic <riba@google.com>
Preserve Xen domain after shutdown
Change Xen domain configuration to preserve the domain state aftershutdown, as opposed to automatic reboot, which is the defaultbehaviour.
Fix retrieval of xen command in class method
This patch fixes issue 608. When introducing theconfigurability of the xen toolstack in commit8ef418bb92, the hypervisor api was accidentally changedin a way that let to this error in KVM.
Signed-off-by: Helga Velroyen <helgav@google.com>...
Remove hardcoded references to File, SharedFile templates
DTS_FILEBASED is a constant that exists and this commit makes surethat it is used whenever sensible, rather than resorting to hardcodingthe pair of templates in very many files.
Signed-off-by: Santi Raffa <rsanti@google.com>...
Make hotplug related method raise HotplugError
Hotplug is not supported by default and thus we raiseHotplugError() for hotplug related methods.If a hypervisor wants to support it, we must override VerifyHotplugSupport()and implement the Hot* method.
Backend invokes VerifyHotplugSupport() and raises RPCFail if an...
Hotplug: rpc support
Introduce new RPC that eventually invoke hypervisor specifichotplug functions. In order to be generic it has the followingarguments: device type, action, device, extra info, seq.Device type can be NIC or DISK, action can be ADD, REMOVE,...
Add Userspace RBD support in KVM
Signed-off-by: Santi Raffa <rsanti@google.com>Reviewed-by: Thomas Thrainer <thomasth@google.com>
Add soundhw support to XEN hypervisors
This allows XEN hypervisors to enable sound support, if the hostmachines has required support. This has been tested only up to thepoint of making sure the xen config file has the requiredconfiguration values as per:...
Add cpuid support to XEN hypervisors
Ease instance migration between heterogeneous nodes by letting systemadministrators hide CPU capabilities as needed.
Remove physical_id field from disk object
The 'physical_id' field of disk objects is no longer used, so remove it.Also, all references are removed together with the code which made surethat the physical_id is up to date when transmitted over RPC.
Signed-off-by: Thomas Thrainer <thomasth@google.com>...
Merge branch 'stable-2.9' into master
Replace LD_* constants with DT_* constants
LD_* constants are basically like DT_* constants, exceptfor that both file and shared file were mapped to file.In order to not having to maintain three slightly differentsets of disk-related constants (DT, LD and ST), we merge...
Lint improvements to regexps
Fix some regular expressions so that they pass lint checks with newer versionsof pylint.
Signed-off-by: Michele Tartara <mtartara@google.com>Reviewed-by: Helga Velroyen <helgav@google.com>
Merge branch 'stable-2.9'
Support 'viridian' parameter in Xen HVM
This parameter is required to prevent bluescreens in Windows instances.
This fixes issue 233.
Signed-off-by: Heiko Baumann <heibau@googlemail.com>Signed-off-by: Thomas Thrainer <thomasth@google.com>Reviewed-by: Helga Velroyen <helgav@google.com>
Add VLAN-capabilities for Xen Hypervisor
This implementation depends on vif-openvswitch provided by Xen 4.3and provides Xen with switch name and vlan as "link".
Signed-off-by: Sebastian Gebhard <sege@fs.ei.tum.de>Signed-off-by: Klaus Aehlig <aehlig@google.com>...
Hypervisors report CPUs used by the node OS
The XenHypervisor's "dom0_cpus" parameter (introduced in 1d60fec6 but neverused) is renamed to "cpu_dom0" for consistency with other parameternames. The analogous information is returned for the other hypervisors....
Make NIC setup more flexible in case of Xen
For every NIC write down a file that contains NIC'sinfo (MAC, mode, link, network details), that canbe sourced by any vif script. The file location is:/var/run/ganeti/xen-hypervisor/nic/<domname>/<nicidx>....
Index nodes by their UUID
No longer index nodes by their name but by their UUID in the clusterconfig. This change changes large parts of the code, as the followingadjustments were necessary: * Change the index key to UUID in the configuration and the ConfigWriter, including all methods....
Add cluster name to instance migration RPC
This fixes a 'FIXME' in the xen hypervisor. The instancemigration requires the cluster's name. This should comefrom the RPC call, but so far was hackishly taken fromssconf. Ssconf is intended to be used by scripts only and...
Remove XEN_CMD from constants, adjust to PowercycleNode
This patch extend the RPC to powercycle a node by ahvparams parameter. This parameter is used by thexen hypervisor to determine which xen command to use.The respective LU is adjusted as well.
Since this was the last operation depending on the...
hv_xen.py: make hvparams mandatory, remove fallbacks
This patch removes the fallback to the xen command from theauto config and adds an exception instead. Also, thehvparams parameter of the functions GetCommand, _RunXen and_GetInstanceList are made mandatory....
Use hvparams in GetAllInstancesInfo
This patch extends the GetAllInstancesInfo method of thehypervisors by a hvparams parameter. This change propagatesup to the RPC call all_instances_info, which also neededto be extended. All callers of this call were adjusted...
Use hvparams in GetInstanceInfo
This patch extends the GetInstanceInfo function of thehypervisors by an hvparams parameters. This leads toan extension of the instance_info RPC call and theadjustmend of all classes using this call.
hypervisors: add hvparams to GetNodeInfo
This patch extends the GetNodeInfo function of thehypervisors by a hvparams parameter. The parameteris currently only used by the xen hypervisor to determinewhich xen toolstack ('xm' or 'xl') to use.
hv_xen.py: renaming residual 'xm' occurrences
Some methods still refered to 'xm', which is inaccurate nowthat xen can also be run with 'xl'. No functional changesotherwise.
Signed-off-by: Helga Velroyen <helgav@google.com>Reviewed-by: Thomas Thrainer <thomasth@google.com>
Use hvparams in instance migration
This patch makes use of hvparams on instance migration todetermine the list of instance before the migration. This way, inxen, the xl/xm choice is respected.
Verify: xen toolstack, hypervisor and hvparams
This patch extends the node verification by:- Adding a check for the xen toolstack when the hypervisor is verified.- Factoring out the hypervisor verification in a subfunction to increase testability.- Factoring out the hvparams verification in a...
hv_xen.py: _RunXen and GetInstanceList use hvparams
Propagating the use of hvparams further up in the callinghierarchy, the functions '_RunXen' and 'GetInstanceList'use the given hvparams. Unit tests provided. Calling function'StopInstance' adjusted in this patch as well....
hv_xen.py: rename RunXmList to RunInstanceList
Since one can retrieve xen's instance list with both, 'xm'or 'xl', the function name 'RunXmList' is no longerappropriate. Renaming it to 'RunInstanceList'. Nofunctional changes otherwise.
hv_xen.py: rename GetXmList to GetInstanceList
Since one can retrieve xen's instance list via both 'xm'or 'xl', it is no longer appropriate to call the function'GetXmList'. This patch renames it to 'GetInstanceList'.Other than that, there are no functional changes....
hv_xen._GetCommand: retrieve xen command from hvparams
This patch adds a (so far optional) hvparams parameterto the '_GetCommand' function. This dictionary is usedto retrieve the xen command (xm or xl). It is optionalfor now to make the refactoring possible without breaking...
Add xen command (xm, xl) to hv parameters
This patch adds the xen command (xm, xl) as hypervisorparameter to the constants and adds validation tothe xen hypervisors.
Merge branch 'stable-2.8'
Stash Xen config file after a failed startup
This is a fix for a minor bug.Currently, a failed Xen VM start results in a stale config file leftbehind on the filesystem.This change introduces a new log directory, where the Xen VM configfile is moved after a failed startup....
Merge remote-tracking branch 'origin/stable-2.8'
Conflicts: lib/bdev.py lib/cmdlib.py
Signed-off-by: Michele Tartara <mtartara@google.com>Reviewed-by: Klaus Aehlig <aehlig@google.com>
Merge stable-2.7 into stable-2.8
Conflicts: INSTALL NEWS configure.ac src/Ganeti/Query/Group.hs test/hs/Test/Ganeti/Objects.hs test/hs/Test/Ganeti/Query/Query.hs
gnt-instance: new hypervisor parameter 'vif_type'
This patch fixes issue 247. It empowers the user to specifyexplicitly the vif type of a nic configuration of a Xen HVMinstance. This includes the option of setting it to '' on thecommandline, causing Ganeti to leave out the 'type' parameter...
Move lib/bdev.py to lib/block/bdev.py
That's in preparation of extracting DRBD related code from bdev.py. Asbdev.py is already rather long, new features will require to split itinto more manageable pieces. That's why it's moved in an own directory.
hv_xen: Fix epydoc error
“utils.RunCmd” is re-exported from “utils.process.RunCmd”. Epydocdoesn't fully understand this, so we have to refer to the original.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
hv_xen: Fix issues with migration, add tests
Commit 3d942d8 broke instance migration (“self._cmd” was set to None).This patch fixes that issue, refactors “MigrateInstance” for testing andadds those tests.
Signed-off-by: Michael Hanselmann <hansmi@google.com>...
hv_xen: Split StopInstance
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Helga Velroyen <helgav@google.com>
hv_xen: Abstract running Xen commands
Instead of using the “XEN_CMD” constant in multiple places, that is nowall in a single place and can easily be changed for unit tests (througha parameter given to the constructor).
Merge branch 'devel-2.7'
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Bernardo Dal Seno <bdalseno@google.com>
hv_xen: Remove config after shutdown was successful
If stopping an instance failed, the configuration would already be goneand other operations depending on it (e.g. migration) would no longerwork. With this patch the configuration file is only removed once the...
hv_xen: Simplify writing configuration
Instead of calling _WriteConfigFileStatic from both derived classes,those now only return the content (minus the “do not edit” header). Theconfiguration is then written by the base class, XenHypervisor.
hv_xen: Prepare for unit tests, remove {static,class}method
Unit tests will have to specify a custom Xen configuration directory (atemporary directory). To this end “hv_xen.XenHypervisor” and its twoderived classes are modified to have fewer static and class methods. A...
hv_xen: Factorize and test disk configuration
The “_GetConfigFileDiskData” function is moved to module level andcleaned up (module-level constants for letters and file I/O drivers).
Until now only 24 disks would be supported (e.g. “sda” to “sdx”), when...
hv_xen: Refactor getting node information, add tests
Refactor and add tests for getting node (Domain-0) information.
hv_xen: Refactor running & parsing "xm list", add tests
This patch refactors “_RunXmList” and adds some tests.
hv_*: Always return from Verify, style fixes
Change all “Verify” methods in hypervisor abstractions to explicitelyreturn None if no problem was detected. Remove punctuation from errormessages. Update docstrings with “@return” and some small mistakes.
hv_xen: Compose file name outside error handling
In _ReadConfigFile, the filename should be prepared outside thetry/except block. Fixes bad code formatting, too.
hv_xen: Add test for CPU pinning configuration
Add a unittest for a function formatting CPU pinning information forXen's configuration.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Make Xen config path a build-time option
Stop hardcoding the path in “hv_xen.py”.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Add a non negative int hypervisor parameter check
...and use it for a few parameters for which it makes sense.
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Remove fixed FIXME
This was fixed in stable-2.6, commit 053c356
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Fixes to pass pep8 (make lint)
Signed-off-by: Dimitris Aragiorgis <dimara@grnet.gr>Reviewed-by: Iustin Pop <iustin@google.com>
Merge branch 'devel-2.6' into submit
Conflicts: Makefile.am (reordering, fixed) htools/Ganeti/Confd/Server.hs (hlint fixes on master) htools/Ganeti/Daemon.hs (hlint)...
Fix gnt-instance console with xl
- Rename xm-console-wrapper to xen-console-wrapper- Pass the xen command to use as a parameter
Merge branch 'devel-2.6'
Conflicts: lib/hypervisor/hv_xen.py: trivial
Signed-off-by: Guido Trotter <ultrotter@google.com>...
Fix live migration under xl
Until now the only way to make live migration work in conjunction with"xl" was to add ssh known_hosts keys for every node's secondary ip onevery other node.
With this command we remove the target key verification: this is not...
Don't check for xend port when using xl
If the toolstack is set to "xl" we shouldn't ping xend for livenessbefore attempting a live migration.
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Add support for cpu_cap and cpu_weight Xen params
This patch adds support for Xen's CPU scheduler 'cpu_cap' and'cpu_weight' parameters.
Ganeti default values (cap: 0=unlimited, weight: 256) are Xen defaults.
cpu_cap is not validated correctly because of actual Ganeti limitation...
Stop hardcoding root user
Some parts of the code still use a hardcoded user name: root. This patchreplaces all with a constant specified at build time. The end goal is tomake it possible to run a Ganeti cluster without any special privileges(of course this will prevent some functionality from working)....
Implement virtual cluster support in Python code
- pathutils: Prepend node-specific prefix path- RPC: Use virtual paths (see vcluster.py)- SSH: Pass environment variables, use destination's node directory when copying files using scp, use GANETI_HOSTNAME to determine hostname...
Migrate lib/hypervisor/*.py from constants to pathutils
File system paths moved from constants to pathutils.
Fixed spaces/indentation according to guide lines
Problem introduced by commit 87f0aa4896ac4dfacc9d20bc55b0855282b4d1d4.
Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Fix small bug with a space in the hv_xen module's line
Remove a useless space at the end of the line in a config file.
Signed-off-by: Jack Sitnikov <sitnikove@gmail.com>Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>Reviewed-by: Bernardo Dal Seno <bdalseno@google.com>
Add PCI passthrough for hvm xen
This hv parameter allows passing PCI devices to virtual machines.
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Support xl as a xen interface command
xm and xl are mostly compatible, there is just a change in migrate,which for now we simple bridge by comparing the command string.
Also XEN_CMD is now set during configure time. This will then be fixedin Ganeti 2.7 when we make it an hvparams....
Remove some duplicate code in the Xen config writing
Should be straightforward; the only difference from before is that wewill remove the 'auto' file even during migration finalise.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
hypervisors: start instances with max available mem
If we have available more than MINMEM but less than MAXMEM, start a newinstance with that value, rather than MAXMEM.
Implement memory ballooning in xen
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: René Nussbaumer <rn@google.com>
xen: add the "maxmem" parameter in instances config
This is set to the same amount as the memory for now, but will allowstarting instances with less memory than their maximum.
hv_xen: Report memory used by hypervisor
- Report memory used by hypervisor (“mem_hv” as per resource model design document, “xmem” in htools)- Also report number of CPUs available to Dom0- Some other, small changes
hv_xen: Export number of CPUs for Dom0
This will be stored in the node object and used for calculations.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: René Nussbaumer <rn@google.com>
hv_xen: Use constant for “Domain-0” name
hypervisors: use maximum memory for all operations
Merge branch 'devel-2.5'
Conflicts: lib/cmdlib.py - trivial
Add hypervisors ancillary files list
These lists will be used to declare some of the files not necessarilyneeded on all nodes. The files selected are files without which thevarious hypervisors can still work, but that when they are presentshould be synchronized across the cluster (or node group)....