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root / lib / server @ 11e90588

# Date Author Comment
06c2fb4a 12/17/2013 12:46 pm Dimitris Aragiorgis

(snap) Snapshot support for ExtStorage

Extend existing RPC params with the snapshot name and
add allow snapshot not only for LVM but also for EXT.

Signed-off-by: Dimitris Aragiorgis <>

caf74756 12/17/2013 12:46 pm Dimitris Aragiorgis

(2.10) Check if hotplug is supported in CheckPrereq

Introduce new RPC hotplug_supported that invokes the corresponding
hypervisor's method which checks if hotplug is generally
supported. Call this RPC early in CheckPrereq() and abort if
hotplug is not supported. Currently only KVM hypervisor with...

860bf930 12/17/2013 12:46 pm Dimitris Aragiorgis

(2.10) Hotplug: rpc support

Introduce new RPC that eventually invoke hypervisor specific
hotplug functions. In order to be generic it has the following
arguments: device type, action, device, extra info, seq.
Device type can be NIC or DISK, action can be ADD, REMOVE,...

64d7e30f 07/15/2013 03:59 pm Klaus Aehlig

Change method dispatch in ClientOps to enforce luxi.REQ_ALL

ClientOps' handle_request dispatches on the luxi request received. Change
this to first verify if the request is luxi.REQ_ALL. In this way, we catch
programming errors introducing "secret" luxi requests earlier. This is relevant,...

1fa6fcba 04/24/2013 02:44 pm Michele Tartara

Reason trail implementation for "start"

Opcode-specific implementation of the reason trail for the instance
startup operation.

Signed-off-by: Michele Tartara <>
Reviewed-by: Guido Trotter <>

1f350e0f 04/24/2013 02:44 pm Michele Tartara

Reason trail implementation for "shutdown"

Opcode-specific implementation of the reason trail for the instance shutdown
operation.

Signed-off-by: Michele Tartara <>
Reviewed-by: Guido Trotter <>

55cec070 04/22/2013 02:19 pm Michele Tartara

Reason trail implementation for instance reboot

This commits allows ganeti to correctly forward the reason trail information
regarding instance reboot.

Signed-off-by: Michele Tartara <>
Reviewed-by: Helga Velroyen <>

8e00f36a 04/22/2013 02:13 pm Michele Tartara

Add function for extending the reason trail

Noded functions will have to extend the reason trail specifying what
operation is being executed.

This commit adds a function for doing that (will be used by future commits).

Signed-off-by: Michele Tartara <>...

aa922d64 04/22/2013 02:10 pm Michele Tartara

Remove old "reason" implementation

Remove the useless parts of the old, partial, implementation of the support for
tracking the reason of instances state change, before implementing the new
reason trail support, as per the design document.

Signed-off-by: Michele Tartara <>...

a82d9394 02/25/2013 02:52 pm Michael Hanselmann

Fix style violations in commit 4a90bd4, small changes

- Commit 4a90bd4 contained a rather large number of style violations:
- Indentation/sequence formatting
- Wrapping of long lines
- Docstrings whose first line was wrapped
- A stray backslash in a docstring...

27a8a190 02/22/2013 12:51 pm Michael Hanselmann

RAPI: Add flag to require authentication

Most RAPI resources do not require authentication for the “GET” method.
In some setups it can be desirable to always require authentication.
This patch adds a command line parameter to always require it.

Some unrelated minor typos in the “ganeti-rapi” man page are also fixed....

5224c9bf 02/19/2013 04:29 pm Michael Hanselmann

Helper to retrieve access permissions for RAPI resource

Merge similar code into a helper function.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

4a90bd4f 02/19/2013 04:27 pm Michele Tartara

Status change reason support for Reboot

Add support to the Reboot command for specifying the reason for the last
status change.

Some features are implemented as functions, even if used only once, because
they will be used by the future patches introducing reason support for all...

14fe92c7 01/16/2013 07:09 pm Bernardo Dal Seno

New RPC call for node verify in dns-only RPC client

This will be used in node-add.

Signed-off-by: Bernardo Dal Seno <>
Reviewed-by: Michael Hanselmann <>

b954f097 12/22/2012 11:47 am Constantinos Venetsanopoulos

Add the gnt-storage client

Add a new client called 'gnt-storage'.
The client interacts with the ExtStorage interface, similarly to
the 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,...

1a3c5d4e 12/21/2012 06:45 pm Bernardo Dal Seno

Add exclusive_storage parameter to node_info RPC

The flag is passed to the low-level functions that need it, but it's not
yet used. Also, RPCs get just a default value for now.

Signed-off-by: Bernardo Dal Seno <>
Reviewed-by: Iustin Pop <>

ee1478e5 12/21/2012 01:40 pm Bernardo Dal Seno

Add exclusive_storage parameter to blockdev_create RPC

The flag is passed to the low-level functions that need it, but it's not
yet used.

Signed-off-by: Bernardo Dal Seno <>
Reviewed-by: Iustin Pop <>

ec5af888 12/13/2012 01:29 pm Michael Hanselmann

Read watcher pause using RPC, not directly

The master daemon should not directly read files written by the node
daemon. This patch adds a new RPC to read the watcher pause file and
changes the master code to use it.

Signed-off-by: Michael Hanselmann <>...

7c4bd156 12/13/2012 01:29 pm Michael Hanselmann

Set watcher pause on all nodes

Instead of just setting the watcher pause file, which isn't replicated,
RPC is used to set it on all nodes (where possible). This means that
after an outage of the master node and a following master-failover, the
watcher will still be paused....

99e222b1 12/13/2012 01:29 pm Michael Hanselmann

Add RPC for setting watcher pause

The watcher pause file should be set/unset on all nodes at once, not
only the master node. For that a new RPC is needed.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

be6c403e 12/11/2012 03:37 pm Michael Hanselmann

Replicate queue drain flag across all master candidates

Until now, the flag was unset on a master failover unless the
“$localstatedir/lib/ganeti/queue/drain” file existed.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

78fcfd43 12/10/2012 04:47 pm Michael Hanselmann

masterd: Remove duplicate code

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Helga Velroyen <>

42bd26e8 11/21/2012 03:43 pm Michael Hanselmann

backend: Rename RunRemoteCommand to RunRestrictedCmd

As per Iustin Pop's suggestion in <> on
<>.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>

306bed0e 11/20/2012 07:50 pm Apollon Oikonomopoulos

Implement LUNetworkQuery

Summarily list all existing networks
Supply detailed info for every existing network
- List used/free IPs
- List instances with NICs assigned to the corresponding network
- List NIC index and IP for the above instances

Implement complementary config methods for retrieving networks....

6c0a75db 11/20/2012 07:50 pm Dimitris Aragiorgis

Basic IP pool management logic

Implement LUs for corresponding opcodes: * LUNetworkAdd:
- Check for IP validity
- Reserves all necessary IPs
- Create new Network config object * LUNetworkRemove:
- Checks if connected to any nodegroup
- Remove a Network config object...

db2203e0 11/19/2012 03:12 pm Michael Hanselmann

Add RPC for restricted commands

Expose the functionality to run restricted commands remotely via RPC.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Guido Trotter <>
Reviewed-by: Iustin Pop <>

f63ffb37 11/13/2012 09:28 pm Michael Hanselmann

Expose changing job priority via LUXI

A new LUXI request is added, in both Python and Haskell.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Bernardo Dal Seno <>
Reviewed-by: Iustin Pop <>

8e09e801 11/01/2012 07:44 pm Michael Hanselmann

Merge branch 'devel-2.6'

  • devel-2.6:
    Fix typo in gnt-instance man page
    jqueue: Return jobs to queue when shutting down
    gnt-debug delay: Add "--submit" option
    Make hostname checks uniform between instance rename and add
    Improve logging of new job submissions...
4c91d2ad 11/01/2012 03:00 pm Iustin Pop

Improve logging of new job submissions

This addresses issue 290: when receiving new jobs, logging is
incomplete, and we don't have the job ID and/or summaries
logged. Only later, when the job is queried for or being processed, we
know more.

This is not good when troubleshooting, so let's improve the initial...

48e175a2 10/19/2012 05:55 pm Iustin Pop

Update blockdev's "info" at instance rename

Currently, we set "info" metadata on block devices at device creation
time, but we never update it, leading to stale data in case of
instance renames. This would not be a big problem in case of regular
renames (assuming this is a rare operation), but importing instances...

a7862455 10/17/2012 02:56 pm Iustin Pop

Remove support for PUT in noded

This takes care of a FIXME; 2.6 already uses the new method, so we're
good during upgrades.

Signed-off-by: Iustin Pop <>
Reviewed-by: Michael Hanselmann <>

ee501db1 10/04/2012 04:38 am Michael Hanselmann

Move a function from backend to ssconf

The “WriteSsconfFiles” function is used to write ssconf files. By moving
it we can avoid importing backend into bootstrap. The latter is imported
by CLI programs and backend doesn't have much to do with them.

Signed-off-by: Michael Hanselmann <>...

b0dcdc10 10/02/2012 08:44 pm Iustin Pop

Remove the python confd server side code

In 2.7 we will only support the Haskell version, if enabled.

Since the original hconfd enabling was a bit hack-ish (copying over
the actual installed ganeti-confd, Python version), the Makefile.am
changes are a bit more involved than just the removal of the Python...

a5ce2ea2 09/18/2012 06:09 pm Michael Hanselmann

Migrate lib/server/*.py from constants to pathutils

File system paths moved from constants to pathutils.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

5ae4945a 08/23/2012 02:41 pm Iustin Pop

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...

2cfbc784 08/02/2012 03:46 pm Iustin Pop

Fix uses of OpPrereqError without code info

A while back, we did cleanup the code and ensured (manually) that use
of OpPrereqError includes an errors.ECODE_* field as second
argument. Since we cannot automate the check for this, it turns out
that more and more such usage has crept over the years, including in...

7803e37c 07/19/2012 03:51 pm Iustin Pop

Merge branch 'stable-2.6'

  • stable-2.6: (21 commits)
    Release Ganeti 2.6.0 rc4
    Prepare NEWS for Ganeti 2.6.0rc4
    Add some rudimentary node group ipolicy checks
    Fix setting ipolicy on node groups
    Fix --no-headers for the new list-drbd command
    Add a simple QA test for gnt-node list-drbd...
1b5b1c49 07/18/2012 02:42 pm René Nussbaumer

Another small consistency fix with if branches

While looking at the testability of this piece of code, I found another
consistency problem. We have two if branches instead of one, with
elif's.

Signed-off-by: René Nussbaumer <>
Reviewed-by: Iustin Pop <>

734a2a7c 07/18/2012 02:01 pm René Nussbaumer

Fix inconsistency in the LUXI protocol w.r.t. args

This inconsistency was found during rebalancing. Hbal failed because,
Ganeti couldn't load the opcode. After digging through the cause, an
inconsistency with the "args" field in the LUXI protocol was triggered...

cad0723b 07/05/2012 03:20 pm Iustin Pop

Fix DRBD resize code

There are two bugs in the current resize code, affecting mostly DRBD.

First, due to bugs in old DRBD versions (pre 8.0.14), the code currently
calls `drbdsetup resize' on both the primary or secondary. However,
this is actually wrong per current DRBD (from drbdsetup(8)):...

83c046a2 05/08/2012 01:37 pm Iustin Pop

Correct capitalisation of two Luxi calls

Two Luxi calls have inconsistent an name/value mapping (in the Python
code):

- REQ_AUTOARCHIVE_JOBS versus AutoArchiveJobs (versus AutoarchiveJobs)
- REQ_QUEUE_SET_DRAIN_FLAG versus SetDrainFlag (no Queue)

While these are only a consistency issue, let's fix them so that the...

352e1a26 04/26/2012 10:33 pm Michael Hanselmann

errors: Add exception for RAPI testing utilities

This exception is raised to abort before actually sending a LUXI call
(there is no LUXI server involved in the test). The testing utilities
catch the exception to report a success (i.e. the code didn't throw...

abe318b3 04/26/2012 09:11 pm Michael Hanselmann

server.rapi: Factorize RAPI user loading

By moving the code loading RAPI users from a file into a standalone
function it becomes easier to use the RAPI request handler in
tests.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: René Nussbaumer <>

da04c447 04/26/2012 09:11 pm Michael Hanselmann

RemoteApiHandler: Add support for mocked LUXI client

This will be used for providing a type-checking RAPI client for tests.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

dc4bdf73 04/20/2012 07:11 pm Michael Hanselmann

Stop acquiring BGL for LUXI queries

Short description: This fixes an issue whereby masterd would become
unresponsive on the LUXI socket, leading to client timeouts. While made
worse in 2.5, the underlying issue was already present in 2.4.

Longer description: Until now all LUXI queries would acquire the BGL...

cfdf561d 04/20/2012 07:11 pm Michael Hanselmann

Stop using locks in LUXI "QueryTags"

Also mark it as deprecated in NEWS as normal queries can be used
instead.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

b4b3266b 04/18/2012 07:13 pm Michael Hanselmann

Drop objects.QueryRequest

It was only used in one place and wasn't really necessary.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

5ad68a23 04/13/2012 04:19 pm Michael Hanselmann

Merge branch 'devel-2.5'

  • devel-2.5: (29 commits)
    gnt-* {add,list,remove}-tags: Unify options
    Bump version for 2.5.0 final release
    configure.ac: Fix “too many arguments” error
    Fix extra whitespace
    Further fixes concerning drbd port release
    Fix a bug concerning TCP port release...
e07f7f7a 03/30/2012 03:03 pm Michael Hanselmann

Add job support to query2 via LUXI

This enables the use of filters through query2 when listing jobs.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

a20e4768 03/22/2012 04:29 pm Michael Hanselmann

cmdlib: Stop forking in LUClusterQuery

While debugging another issue we realized that LUClusterQuery forks.
This turned out to be the “platform.architecture” function from the
Python library. It uses the “file” command to determine the architecture
of the Python binary....

377ae13e 02/22/2012 03:12 pm Michael Hanselmann

http.server: Move error message formatting to handler class

Like before this patch moves more functionality from the actual server
class into a separate handler class. At the same time the function is
changed to return both content-type and body instead of relying on a...

cca5b3fc 02/22/2012 03:12 pm Michael Hanselmann

noded: Shorter docstring for mlockall(2) executor

Signed-off-by: Michael Hanselmann <>
Reviewed-by: René Nussbaumer <>

e0003509 02/22/2012 03:12 pm Michael Hanselmann

Split handling HTTP requests into separate class

Until now HTTP requests were handled in the same class as incoming
connections (http.server.HttpServer). With this change the request
handling is delegated to a separate class which can be re-used in tests...

09037780 02/22/2012 02:03 pm Michael Hanselmann

Remove deprecated “QueryLocks” LUXI request

This has been deprecated since Ganeti 2.4 and hasn't been used by
Ganeti's code since. I'm not aware of any external users.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

5d0566de 02/07/2012 01:52 pm Iustin Pop

Accept both PUT and POST in noded

This is a partial cherry-pick from
7530364ddbe949bc34fc26f25ba3f5d921beb021 on master:

Currently, noded requires PUT, even though the semantics of the RPC
calls do not match a PUT. We change the code accept both PUT and POST,...

ebe466d8 01/17/2012 03:01 pm Guido Trotter

Add instance_balloon_memory rpc

Signed-off-by: Guido Trotter <>
Reviewed-by: René Nussbaumer <>

7530364d 01/17/2012 12:08 pm Iustin Pop

Accept both PUT and POST in noded

Currently, noded requires PUT, even though the semantics of the RPC
calls do not match a PUT. We change the code accept both PUT and POST,
with the intention to remove the PUT support in a later version.

On the client side, the RPC code is changed to send POST requests....

d5ea30e8 01/06/2012 01:34 pm Michael Hanselmann

rpc: Change signature of RpcRunner

Instead of receiving the whole masterd context, it only gets the
configuration and the lock monitor callback. This simplifies
unittesting.

Additionaly, two new arguments for testing are added.

Signed-off-by: Michael Hanselmann <>...

5449685e 12/21/2011 06:02 pm Iustin Pop

Switch blockdev_getmirrorstatus_multi to per-node bodies

Even for a small 4-node node-group, this reduces the payload of this
RPC call by half for each node; for a big node group, previous testing
(using a different patch) showed a general reduction in traffic over...

a182a3ed 12/21/2011 04:55 pm Michael Hanselmann

serializer: Remove JSON indentation and dict key sorting

Serializing to JSON using “simplejson” is significantly slower when
indentation and/or sorting of dictionary keys is used. In simplejson 1.x
the difference isn't that big, but with simplejson 2.x the difference...

78519c10 11/30/2011 12:26 pm Michael Hanselmann

Change “node_info” RPC to accept multiple VGs/hypervisors

Keeping the node state up to date will require information from multiple
VGs and hypervisors. Instead of requiring multiple calls this change
allows a single call to return all needed information. Existing users...

5483fd73 11/21/2011 09:36 am Michael Hanselmann

masterd: Shutdown only once running jobs have been processed

Until now, if masterd received a fatal signal, it would start shutting
down immediately. In the meantime it would hang while jobs are still
processed. Clients couldn't connect anymore to retrieve a jobs' status....

cb4d3314 11/21/2011 09:36 am Michael Hanselmann

masterd: Initialize job queue only after RPC client

Otherwise jobs started after an unclean master shutdown will fail as
they depend on the RPC client.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

e8a701f6 11/17/2011 03:39 pm Michael Hanselmann

masterd: Don't pass mainloop to server class

It is not used.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

57c7bc57 11/14/2011 05:18 pm Andrea Spadaccini

Change master IP address RPCs for external script

Change the master IP address RPC call chain to accept the
use_external_master_ip_script parameter. Introduces an unused parameter
in backend.ActivateMasterIp and backend.DeactivateMasterIp, that will be
used in the next commit....

b2acdbdc 11/03/2011 06:30 pm Michael Hanselmann

Show RPC calls from config in lock monitor

With this patch all RPC calls at runtime of masterd will show up in the
lock monitor. There is a chicken-and-egg issue with initializing the
configuration with a context since the lock manager, containing the
monitor, requires the configuration. This is worked around by setting...

c79198a0 11/03/2011 04:39 pm Andrea Spadaccini

Pass MasterNetworkParameters instances in RPCs

Pass instances of objects.MasterNetworkParameters when calling RPCs for
activation and deactivation of master IP.

Signed-off-by: Andrea Spadaccini <>
Reviewed-by: Guido Trotter <>

f9d20654 11/03/2011 04:39 pm Andrea Spadaccini

Use MasterNetworkParameters attributes for RPC

Instead of manually unpacking the return values of
cfg.GetMasterNetworkParameters, let it return an instance of
objects.MasterNetworkParameters and pass its attributes.

Signed-off-by: Andrea Spadaccini <>...

91ae95fd 11/03/2011 04:39 pm Andrea Spadaccini

Uniform master IP activation and deactivation

Add the master IP family parameter to the master IP deactivation RPCs,
so that the activation and deactivation interfaces are uniform.

Signed-off-by: Andrea Spadaccini <>
Reviewed-by: Guido Trotter <>

8da2bd43 11/02/2011 03:03 pm Andrea Spadaccini

Explicitly pass params to activate_master_ip

To remove the usage of ssconf in the backend, the master needs to push
the parameters of activate_master_ip to the backend.

This patch changes the entire call path of activate_master_ip to use the
new interface....

7c74bbe0 11/02/2011 03:03 pm Andrea Spadaccini

Change the semantics of stop_master RPC

To avoid polluting the stop_master RPC interface with network
parameters, this patch removes the deactivation of the master IP from
this RPC.

The call to deactivate_master_ip is then added before every stop_master...

96e0d5cc 11/02/2011 03:03 pm Andrea Spadaccini

Explicitly pass params to deactivate_master_ip

Make the master explicitly pass the parameters to the
deactivate_master_ip RPC, and change all the call flow to use the new
interface.

Signed-off-by: Andrea Spadaccini <>
Reviewed-by: Michael Hanselmann <>

41e079ce 11/02/2011 03:03 pm Andrea Spadaccini

Explicitly pass params to change_master_netmask

Make the master explicitly pass the parameters to the
change_master_netmask RPC, and change all the call flow to use the new
interface.

Signed-off-by: Andrea Spadaccini <>
Reviewed-by: Michael Hanselmann <>

4e070776 11/02/2011 02:54 pm Michael Hanselmann

Add new lock level for node resource modifications

This is in preparation for implementing a new resource model.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

b8c160c1 11/01/2011 05:17 pm Michael Hanselmann

rpc: Change {import,export}_start to take source/dest in single argument

This simplifies the RPC argument encoding code.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: René Nussbaumer <>

415a7304 10/26/2011 11:53 am Michael Hanselmann

rpc: Convert last two calls to generated code

These two calls, “upload_file” and “write_ssconf_files” are treated
separated as they're used by the configuration, where we can't use the
normal resolver.

There's still some duplicated code in rpc.py, but that will be taken...

db04ce5d 10/26/2011 11:53 am Michael Hanselmann

Move bootstrap-related RPC to generated wrappers

With this patch, only 6 RPC are left as old-style code.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

fb1ffbca 10/26/2011 11:53 am Michael Hanselmann

Convert job queue's RPC to generated code

With these changes job queue RPC will finally show up on the lock
monitor. See below for an example. A job queue-specific class is used to
restrict the use of a static list for name resolution to the job queue.
Further improvements can be made to not re-create the whole RPC client...

e437117f 10/26/2011 11:53 am Michael Hanselmann

rpc: Convert blockdev-related calls

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

8a31717c 10/24/2011 08:02 pm Michael Hanselmann

Fix parameters to RPC "blockdev_rename"

Before this patch it would take a variable number of arguments, which
isn't very good for a definition-based approach.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

ee8fd7b7 10/24/2011 03:50 pm Michael Hanselmann

Remove “node_tcp_ping” RPC

It is not used anywhere.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

a629ecb9 10/12/2011 02:01 pm Iustin Pop

Standardise LUXI call argument types

Currently, we have 4 types of arguments in LUXI calls:

- most common, a list of values
- a single argument that is sent as a list of one element
- a single argument that is sent by itself
- a dictionary (only Query and QueryFields)...

2e5c33db 10/12/2011 02:01 pm Iustin Pop

Rename filter and filter_ to qfilter

We currently use 'filter' as the OpCode, QueryRequest and RAPI field
name for representing a query filter. However, since 'filter' is a
built-in function, we actually have to use filter_ throughout the code
in order to not override the built-in function....

5a8648eb 10/05/2011 12:05 pm Andrea Spadaccini

Add cluster netmask parameter

Add the master_netmask cluster parameter, that represents the netmask of
the master IP, encoded as a CIDR suffix.

This parameter can be set via the --master-netmask of gnt-cluster init
and gnt-cluster modify. The default behaviour is to be consistent with...

c06e0c83 09/30/2011 03:42 pm Andrea Spadaccini

Split starting and stopping master IP and daemons

lib/backend.py
  • split StartMaster() in ActivateMasterIp() and StartMasterDaemons()
  • split StopMaster() in DeactivateMasterIp() and StopMasterDaemons()
lib/server/noded.py, lib/rpc.py
  • adapt the call chains to the new functions, define new RPCs...
fb460cf7 09/30/2011 02:05 pm Andrea Spadaccini

Split starting and stopping master IP and daemons

lib/backend.py
  • split StartMaster() in ActivateMasterIp() and StartMasterDaemons()
  • split StopMaster() in DeactivateMasterIp() and StopMasterDaemons()
lib/server/noded.py, lib/rpc.py
  • adapt the call chains to the new functions, define new RPCs...
6a1434d7 09/29/2011 12:41 pm Andrea Spadaccini

Make migration RPC non-blocking

To add status reporting for the KVM migration, the instance_migrate RPC
must be non-blocking. Moreover, there must be a way to represent the
migration status and a way to fetch it.

  • constants.py:
    - add constants representing the migration statuses...
87b3cb26 09/27/2011 02:47 pm Michael Hanselmann

Keep only one global RPC runner in Ganeti context

Instead of having one RPC runner per mcpu processor this will keep only
one instance as part of the masterd-wide Ganeti context. Upcoming
patches will change the RPC runner to report pending requests to the...

b459a848 08/30/2011 11:24 am Andrea Spadaccini

DeprecationWarning fixes for pylint

In version 0.21, pylint unified all the disable-* (and enable-*)
directives to disable (resp. enable). This leads to a lot of
DeprecationWarning being emitted even if one uses the recommended
version of pylint (0.21.1, as stated in devnotes.rst)....

e687ec01 08/25/2011 01:53 pm Michael Hanselmann

PEP8 style fixes

Identified using the “pep8” utility.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Iustin Pop <>

6613661a 08/03/2011 05:42 pm Iustin Pop

Instance transfer: export component name to backend

This modifies the RPC layer to export the component name too to the
backend, so that it can be used in log files and messages.

Signed-off-by: Iustin Pop <>
Reviewed-by: Michael Hanselmann <>

323f9095 07/08/2011 03:15 pm Stephen Shirley

Add gnt-instance start --pause

Creates the instance, but pauses execution before booting. This combined
with 'gnt-instance console' unpausing instances means that the entire
boot process can be viewed and monitored.

Signed-off-by: Stephen Shirley <>...

6aac5aef 05/20/2011 11:11 am Iustin Pop

Merge remote branch 'origin/devel-2.4'

  • origin/devel-2.4:
    Fix errors in hooks documentation
    Clarify a bit the noded man page
    Note --no-remember in NEWS
    Switch QA over to using instance stop --no-remember
    Implement no_remember at RAPI level
    Implement no_remember at CLI level...
f01738fc 05/12/2011 03:40 pm Iustin Pop

Preload the string-escape code in noded

This encoding, part of the standard Python installation, is used by
the pickle module (in turn used by subprocess when handling
failures in program execution). Preloading it means that Python will
cache it in memory so that even if the disk goes away or just the...

a59faf4b 05/10/2011 05:37 pm Iustin Pop

Implement grow dry-run at RPC level

Signed-off-by: Iustin Pop <>
Reviewed-by: Guido Trotter <>

580c971e 04/29/2011 03:38 pm Michael Hanselmann

Merge branch 'devel-2.4'

  • devel-2.4: (24 commits)
    mlock: fail gracefully if libc.so.6 cannot be loaded
    Allow creating the DRBD metadev in a different VG
    Make _GenerateDRBD8Branch accept different VG names
    Fix WriteFile with unicode data
    Replace disks: keep the meta device in the same VG...
675e2bf5 04/19/2011 07:41 pm Iustin Pop

Fix master IP activation in failover with no-voting

Thanks to for reporting this. The logic in
masterd.CheckMasterd did an early return in case of no_voting, hence
skipping the master IP activation. We just change the ifs to not
return but simply continue through the function....

c1391810 03/15/2011 03:04 pm Michael Hanselmann

masterd: Simplify code for field queries

Instead of going via cmdlib and using special cases for different
resources, the list of fields is used directly.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: René Nussbaumer <>

abd66bf8 03/15/2011 03:04 pm Michael Hanselmann

constants: Rename QR_OP_*, add QR_VIA_RAPI

Commit 28b71a76 added a list of resources which can be queried using
LUXI. Unfortunately the variable was named “QR_OP_LUXI”, which can be
confusing. This patch renames “QR_OP_QUERY” to “QR_VIA_OP”, “QR_OP_LUXI”...

2be7273c 03/08/2011 02:00 pm Apollon Oikonomopoulos

Add bdev_sizes RPC call

The bdev_sizes multi-node RPC call returns the sizes of the requested
block devices on the desired nodes. Its intended use is to verify the
existence of a block device on a given node for shared block storage
support.

Block device paths are expected to lie under constants.BLOCKDEV_DIR...