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Add enabled disk templates to cluster cfg
This patch adds constants for enabling disk templates to the constants,and the cluster configuration in haskell and python. It removes theobsolete preference list for enabled storage types.
Signed-off-by: Helga Velroyen <helgav@google.com>...
Refactor ispecs in ipolicy structures
Minimum and maximum instance specs are put together into a single elementof the instance policy. This is in preparation for introducing multiplemin/max specs.
Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>...
Upgrade configuration wrt enabled storage types
This implements an online update of the configuration for when a configurationis loaded that does not yet contain the 'enabled_storage_types' attribute.Note that this will require more changes as dis/enabling of (shared) file...
Add constants for storage types to constants.py
This patch adds the currently known and used storage methods to theconstants.py file. Note that storage types are different from disktemplates. For example both disk templates, drbd and plain, use lvmstorage types....
Merge branch 'devel-2.7'
Trivial merge: no conflicts...
Add the core of the monitoring daemon
This commit adds the core infrastructure of the monitoring daemon,and integrates it in the build and test systems.
The actual functionality of the monitoring daemon is still completelymissing.
Signed-off-by: Michele Tartara <mtartara@google.com>...
Add Mond to the list of possible daemons
Also, add its logfiles and extra log files.
Signed-off-by: Michele Tartara <mtartara@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Add infrastructure for allowing additional logfiles
Some daemons will need more than the single logfile that is currentlyallowed. This patch introduces the infrastructure to allow this.
Add user and group for the monitoring agent
This commit adds the user and group variables for the monitoring agent in allthe configuration files where they are required.
Signed-off-by: Michele Tartara <mtartara@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Make diskless instances externally mirrored
This addresses Issue 237.
Mirroring no disk is a no-op. As such we can treat them like mirroredinstances, since the data they need (none) will be present on all nodes.
This is definitely enough to failover or migrate instances with a manual...
Unit tests for objects.FillIPolicy() + small fix
IPOLICY_DEFAULTS is now a legal policy (the disk-templates entry was a setinstead of a list, before).
Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
constants: Use SSH constant for daemon ports
Moving the SSH/SCP constants around was necessary for this.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Michele Tartara <mtartara@google.com>
Rewrap a comment in constants.py
As it was 80 chars, and you know that bothers me :)
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Michele Tartara <mtartara@google.com>
Add option to redirect luxi socket for debugging
Currently, the choice between masterd and conf/queryd is madestatically, based on whether a query is converted or not and whethersplit queries are enabled. This makes it hard to test and developthese new queries, so this patch adds an override for the socket....
Status change reason support for Reboot
Add support to the Reboot command for specifying the reason for the laststatus change.
Some features are implemented as functions, even if used only once, becausethey will be used by the future patches introducing reason support for all...
Infrastructure for specifying instance status change reason
This patch introduces some infrastructural modifications that will be used bythe following commits to implement the support for specifying the reason forthe last status change of an instance....
Add request type to Confd server for getting instance list
Add to Confd server a new request type (and its implementation) to ask forthe list of instances in a node.
Change default xen root path to /dev/xvda1
All recent-enough versions of linux see the xen paravirtual device as/dev/xvd*.
This doesn't break old installations, as the default is only used on newclusters.
Signed-off-by: Guido Trotter <ultrotter@google.com>...
Remove network_type slot (Issue 363)
This slot was not used by Ganeti so the same info can beprovided via tags. In order not to break configuration datawe add a FromDict() method in Network config object thatremoves the deprecated network_type (if found) and then invoke...
Moved uniformity check for exclusive_storage flag
Cluster-verify used to check that the value of exclusive_storage is uniformwithin node groups. Now, it's impossible to change the flag for a singlenode, so that check has been removed and an equivalent one has been added...
"exclusive_storage" cannot be changed on single nodes
There's never been support for a configuration where nodes in the same nodegroup have different values of the exclusive_storage flag. This patchdisables the possibility to change the flag for individual nodes....
Fix Haskell log file naming after virtual cluster changes
Commit 3329f4de changed the Haskell log file from constants tofunctions, but introduced a bug: it uses now the daemon name insteadof the correct log file, which means "ganeti-confd.log" instead of...
constants: Add list of known Xen commands
These will be used in unittests.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
First part of confd timer changes
This patch changes the resolution of the timers: the watcher timergoes from 60s to 17s, and the polling-mode timer goes from 2 secondsto 250ms. The code changes a bit more due to the changes in the unitsof the various constants....
Verify that templates are compatible with exclusive storage
cluster-verify reports instances with disk templates not compatible withexclusive storage but that are running on nodes with the exclusive storageflag set.
cluster-verify checks uniformity of PV sizes
When exclusive_storage is set, cluster-verify complains if the size of PVsis not uniform across a node group.
Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
cluster-verify checks that PVs are not shared
When exclusive_storage is set, cluster-verify complains if PVs are sharedamong unrelated LVs.
Small cleanup in constants.py
- compat.UniqueFrozenset used in one more place, for consistency.- The order of NV_XXX constants is fixed so that all values are now sortedby name.
cluster-verify checks uniformity of exclusive_storage flag
The value of the flag should be the same for nodes within the same group.
Add reporting infrastructure for data collectors
This commit adds the part of the JSON report generation code that will becommon to all the data collectors, according to the format specified in thedesign document.
kvm: make kvm path configurable as an hv parameter
This fixes Issue 225.
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Add KVM machine version as hv param
This is needed in case an instance must be booted with an exact type ofmachine version (due to e.g. outdated drivers). If this hv paramexplicitly defined (during instance creation/modification) then the kvmprocess will be started having this version for the -M option. Otherwise...
Add initial constants and Haskell ADTs for auto repair
In this commit, the AutoRepairType and AutoRepairResult types are defined,with the possible values specified in doc/design-autorepair.rst.
Signed-off-by: Dato Simó <dato@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Allow -soundhw option to kvm
For all of us that love to listen to music on our kvm virtual machines,the -soundhw option is paramount.
kvm: support usb devices
All in one go, comma separated usb devices of all types.
kvm: Add kvm_extra parameter
As requested in Issue 261 and many other times.
kvm: Add -vga option
As requested in Issue 69.
kvm: allow setting smp cores, threads, sockets
This was requested in Issue 322.Note that maxcpus is not implemented yet, as it should be considered ina cpu-hotplug global context.
kvm: add serial console speed
The serial port speed changed between versions of qemu (what didn't?), sothe old hardcoded default doesn't do anymore. Upgrade it to a parameter.
Add the gnt-storage client
Add a new client called 'gnt-storage'.The client interacts with the ExtStorage interface, similarly tothe way gnt-os interacts with the OS interface.
For now, only two commands are supported: 'info' and 'diagnose'.
'diagnose' calculates the node status of each provider on each node,...
Fix build breakage after exclusive storage commits
This fixes:
htest/Test/Ganeti/Rpc.hs:50:14: Couldn't match expected type `Rpc.RpcCallNodeInfo' against inferred type `Data.Map.Map String Bool -> Rpc.RpcCallNodeInfo'...
LUs raise an error if they cannot handle exclusive_storage
This happens when the exclusive_storage flag is set, and the requestedoperation is incompatible with the flag or not yet supported.
Signed-off-by: Bernardo Dal Seno <bdalseno@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
LVM disk creation uses dedicated PVs
When exclusive_storage is set, PVs are allocated according to thedesign-partitioned design doc.
Add function for generating UUIDs in the Haskell codebase
Its first use will be to generate the salt for ConfD requests of the Haskellclient, as in the Python client.
Unit test added as well.
Multiple ExtStorage Providers and ext-params
Add support for passing parameters to the ext template (ext-params).Take advantage of disk-params, that don't seem to make much sense inthis template (ExtStorage Providers are not predefined and we don'tknow their needs) and use them to pass the ext-params dynamically to...
Implement the External Storage Interface
With this commit we introduce the External Storage Interfaceto Ganeti, abbreviated: ExtStorage Interface.
The ExtStorage Interface provides Ganeti with the ability to interactwith externally connected shared storage pools, visible by all...
Replace frozenset with compat.UniqueFrozenset
This is not a trivial s/frozenset/compat.UniqueFrozenset/, but ratheronly replaces “frozenset” where appropriate. Most of the places are“static” information that doesn't change after the module has beenloaded....
Remove some unused Python code
This patch removes code which is no longer used due to refactoring:
- http.InitSsl, last usage removed in commit 33231500 (“Convert RPC client to PycURL”)- rapi.baserlib.MakeParamsDict, last usage remove in commit 4e5a68f8...
Add exclusive_storage node parameter
Unit tests updated and expanded with an inheritance check.
The flag has no effect yet.
Very very very basic openvswitch support
This is a "better than nothing" support, just for kvm and just joiningthe machine to the opevswitch bridge with the right command.
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Iustin Pop <iustin@google.com>...
Move the path of the DRBD status file to the Constants file
It will be needed by the DRBD data collector, that will be added shortly.
constants: Remove duplicate DRBD barrier option
Add tool to configure node daemon
The design for this is in “doc/design-node-add.rst”. The tool receives aJSON data structure on stdin and configures the node's daemon afterverifying the received values.
Signed-off-by: Michael Hanselmann <hansmi@google.com>...
Small style fixes (' vs ") in network code
This is just trivial fixes; I think I caught all of them.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
Rename configure option for restricted commands
It is no longer “--enable-remote-commands”, but rather“--enable-restricted-commands”.
Replace string values with proper constants
_UnlockedCommitIp is used either for releasing or reserving anIP inside a network. New constants RELEASE_ACTION/RESERVE_ACTIONare used to decide which is the case.
Signed-off-by: Dimitris Aragiorgis <dimara@grnet.gr>...
Fixes to pass pep8 (make lint)
Signed-off-by: Dimitris Aragiorgis <dimara@grnet.gr>Reviewed-by: Iustin Pop <iustin@google.com>
Add tags in network objects
Support: - gnt-network add --tags. - gnt-network list-tags/add-tags/remove-tags/. - gnt-network list -o +tags
IP pool related objects, opcodes and constants
Config objects: * Introduce L{Network} with - IPv4 network field (mandatory) - IPv4 gateway, IPv6 (network/gateway), mac prefix, type (optional) * Modify existing config objects to support networks: - Add new slot 'network' to L{NIC} config object...
configure: Add option to enable remote commands
By default remote commands are disabled and need to be explicitelyenabled at build time.
Use SSH_LOGIN_USER rather than root for xl ssh
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Fix NameError in constants.py introduced in merge 46c1f82
Merge branch 'devel-2.6'
Conflicts: lib/hypervisor/hv_xen.py: trivial
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...
Check allowed file storage paths during cluster-verify
Some paths, such as /bin or /usr/lib, should not be used for filestorage. This patch implements a check during cluster verification tofail in case such a path has been used.
prepare_node_join: Move daemon SSH files to constants
This dictionary will also be useful in “gnt-node add”.
Drop SSHS_FORCE constant
It is not actually used.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Helga Velroyen <helgav@google.com>
Add initial implementation of prepare-node-join
This is a new tool as per the design document “design-ssh-setup”. Itreceives a JSON data structure on its standard input and configures theSSH daemon and root's SSH keys accordingly. Unit tests are included....
ssh.GetUserFiles: RSA support, unit tests
This patch changes “ssh.GetUserFiles” to support two different kinds ofSSH keys, RSA and DSA. Before it would always use DSA. Newly writtenunit tests are included.
Add new constant for pending job status
This constant contains the job status' “queued”, “waiting” and“cancelled”.
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...
Move constant for /etc/hosts to pathutils
Needed for coming patches.
Explicitly ask for the default iallocator in commands
Now "gnt-instance recreate-disks" uses the default iallocator when "." isspecified as the iallocator. For uniformity, the same behavior applies tothese commands: gnt-node evacuate gnt-instance migrate...
Remove constant for disk wipe block size
It is dangerous to have this block size as a global constant as thatcould give the impression of it being easily changed. Doing so withoutfurther adjustments to how “dd” is called will lead to disks not beingwiped properly....
Remove option to select the Python version of confd
This will need some more configure.ac checks for required libraries,which will come later with the Haskell dependencies reorganisation.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
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)....
Revert unintentional change of daemon log file names
Commit 3329f4dea6 unintentionally changed the filenames of all daemonlog files. This patch reverts part of those changes.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
constants: Stop using wildcard import for pathutils
It still needs to be imported for hypervisor parameter defaults, butafter this change paths are no longer exported from constants.
constants: Move most paths to separate module
This is inpreparation for the implementation of virtual clusters. Manypaths will change based on an environment variable and are no longerconstant and should no longer be in “constants.py”. Since “constants.py”...
constants: Add missing word in comment
It was missing in commit 243cdbcc on May 7, 2008.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Agata Murawska <agatamurawska@google.com>
Move _CalculateGroupIPolicy and _ComputeDiskSize
This makes it possible to better untangle the IAllocator code, whichwould otherwise lead to a recursive import structure as we need thosehelpers there as well.
Signed-off-by: René Nussbaumer <rn@google.com>...
Adding new IAllocator mode to constants
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Move parameter title definitions to constants
This fixes an old TODO for moving these; now they can be reused in theHaskell Query2 implementation.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Agata Murawska <agatamurawska@google.com>
Add configure-time switch for split queries
And expand cli.GetClient() to allow opening the query socket, insteadof the main master socket.
Finally, enable the query socket use in gnt-cluster version, sincethat is already implemented fully in Queryd.hs/hconfd....
Add new definition for query socket
This is not used yet, but is helpful when developing the Luxi endpointfor hconfd.
Move necessary constants from rpc & rpc_defs to constants
As timeout constants will now be used also on Haskell side, they havebeen moved from rpc_defs and rpc to constants. The same is true forconnection timeout for connecting to nodes.
Signed-off-by: Agata Murawska <agatamurawska@google.com>...
Bump pep8 version to 1.2
Debian Wheezy will ship with this version, and it has many improved checks compared to 0.6, so let's:
- bump version in the docs- silence some new checks that are wrong due to our indent=2 instead of 4- fix lots of errors in the code where the indentation was wrong by 1...
Change node parameter oob_program to VTYPE_STRING
Since this is an inheritable parameter, having it as a MABYE_STRINGcreates only problems (per our derivation rules). We change it toSTRING, with the default "", meaning no program. Note that most of the...
Add support for -cpu option in KVM
This adds supports for the (non-validated) cpu parameter to KVM.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Merge branch 'stable-2.6'
Add a new gnt-node command list-drbd
This uses confd to query the DRBD minors, which is very special; noother command currently does so.
Since the backend is only implemented in the Haskell version of confd,we have checks that 1) confd is enable, and 2) hs confd is also...
Add a new unused confd query
This is not implemented currently.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: René Nussbaumer <rn@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>
Move the ssconf file prefix constant to constants.py
This way, it can be reused in the Haskell code too.
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....
constants: Add FIXME regarding CPU pinning bitfield