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# Date Author Comment
bc5d0215 12/01/2011 01:03 pm Andrea Spadaccini

Add basic support for disk parameters

objects.py: * add disk parameters to Disk, Cluster, NodeGroup.

constants.py: * add dictionaries that will hold types and default values for disk
parameters (for now, empty).

test/ganeti.constants_unittest.py:...

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 <>

f8326fca 09/29/2011 12:41 pm Andrea Spadaccini

Move _TimeoutExpired to utils

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

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 <>

5e26c4d9 08/03/2011 05:42 pm Iustin Pop

Instance transfer: add argument for the 'component'

Currently, transfer data is done mainly with just the instance name,
but when we have instances with multiple disks this is not enough to
distinguish between the different transfers being done for the
instance....

194e8648 07/29/2011 03:36 pm Iustin Pop

Replace %r with '%s' in masterd/instance.py

I still don't know why Michael is a fan of %r, but in the meantime
this patch changes:

WARNING: import u'import-2011-07-29_01_39_33-y3gZKV' on node1 failed:
Exited with status 1

into:

WARNING: import 'import-2011-07-29_01_39_33-y3gZKV' on node1 failed:...

c9300bb3 02/03/2011 04:52 pm Iustin Pop

Import-export: fix logging of daemon output

In case of failures, the recent daemon output is logged as %r on a
list of unicode strings, which results in the (ugly):

Thu Feb 3 05:13:34 2011 snapshot/0 failed to send data: Exited with status 1 (recent output: [u' DUMP: Date of this level 0 dump: Thu Feb 3 05:13:18 2011', u' DUMP: Dumping /dev/mapper/6369a5f7-1e67-4d0d-a4f0-956b3649c6d7.disk0_data.snap-1 (an unlisted file system) to standard output', u' DUMP: Label: none', u' DUMP: Writing 10 Kilobyte records', u' DUMP: mapping (Pass I) [regular files]', u' DUMP: mapping (Pass II) [directories]', u' DUMP: estimated 54301 blocks.', u' DUMP: Volume 1 started with block 1 at: Thu Feb 3 05:13:19 2011', u' DUMP: dumping (Pass III) [directories]', u' DUMP: dumping (Pass IV) [regular files]', u'socat: E SSL_write(): Connection reset by peer', u"dd: dd: writing `standard output': Broken pipe", u' DUMP: Broken pipe', u' DUMP: The ENTIRE dump is aborted.'])...

fb87cbeb 01/27/2011 07:07 pm Michael Hanselmann

Merge branch 'devel-2.3' into devel-2.4

  • devel-2.3:
    Wait for master to become available on initialization
    Start all daemons on cluster initialization
    Clarify job processing order in admin guide
    Improve option descriptions
    Remove two unused variables...
4478301b 01/20/2011 02:15 pm Michael Hanselmann

Improve import/export timeout settings

With this patch, the exporting node will retry to connect a few times.
The receiving node will make use of the master's increased timeout (see
previous patch).

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

800ac399 12/02/2010 05:44 pm Iustin Pop

Make snapshots multi-vg aware

Currently, the Snapshot() function of LogicalVolume returns only the
logical volume path, with the assumption that we only have one VG. But
with the recent changes, it makes more sense to return the full data (vg
and lv) from it, so as to not require computing it in the master....

ba5619c2 11/29/2010 05:05 pm Michael Hanselmann

Use IPv6 for import/export

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

b705c7a6 08/18/2010 11:27 am Manuel Franceschini

Support for resolving hostnames to IPv6 addresses

This patch enables IPv6 name resolution by using socket.getaddrinfo
instead of socket.gethostbyname_ex.

It renames the HostInfo class to Hostname and unifies its use throughout
the code. This is achieved by using static calls where no object is...

85b3901b 08/10/2010 07:35 pm Michael Hanselmann

masterd.instance: Add missing argument

_DiskTransferPrivate takes three parameters, not two.

Signed-off-by: Michael Hanselmann <>
Reviewed-by: Manuel Franceschini <>

a744b676 07/09/2010 04:37 pm Manuel Franceschini

Introduce lib/netutils.py

This patch moves network utility functions to a dedicated module.

Signed-off-by: Manuel Franceschini <>
Reviewed-by: Iustin Pop <>

403f5172 06/28/2010 02:04 pm Guido Trotter

Remove pred from compat.any/all

This makes it compatible with the python builtin, and we can even use
the builtin when running under the right version of python. The all and
any functions are renamed to _all and _any, so that they can be tested,
and (non)existing unittests are updated (translation: there are no unit...

d51ae04c 06/14/2010 07:58 pm Michael Hanselmann

Use import/export magic for backup/import and inter-cluster moves

This should prevent bugs in our code from accidentally overwriting
disks.

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

5bb95572 06/14/2010 07:57 pm Michael Hanselmann

Disable compression for all intra-cluster imports/exports

Tests have shown that usually we're CPU-bound for intra-cluster
imports/exports. Disabling compression will help with this.

Some versions of OpenSSL, depending on the build options, also
compress transparently. This will need further work in Ganeti....

af1d39b1 06/14/2010 07:57 pm Michael Hanselmann

backend: Add support for import/export magic

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

acd65a16 06/14/2010 07:56 pm Michael Hanselmann

import/export: Validate remote host/port

The hostname and port received from the remote cluster should
be validated, just in case.

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

e6b8d02d 06/08/2010 04:12 pm Michael Hanselmann

Show formatted ETA for disk sync and import/export

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

1a2e7fe9 06/08/2010 04:12 pm Michael Hanselmann

import/export: Show progress updates to user

With this patch, we show progress updates approx. once per minute.

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

a5310c2a 05/21/2010 06:18 pm Michael Hanselmann

Allow control of import/export compression method

For exports to/imports from the same machine, compression will
not be used anymore.

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

eb630f50 05/21/2010 06:17 pm Michael Hanselmann

Put common import/export daemon options into object

The X509 key name and CA are passed from cmdlib all the way to
the backend import/export daemon. With the addition of an option
to choose the compression method, another parameter would have
to be passed all the way. By moving these options to a separate...

9bf56d77 05/18/2010 06:53 pm Michael Hanselmann

Implement opcode changes for remote-import

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

4a96f1d1 05/18/2010 06:53 pm Michael Hanselmann

Implement opcode changes for remote-export

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

1410fa8d 05/18/2010 06:53 pm Michael Hanselmann

Add opcode to prepare export

To prepare a remote export, the X509 key and certificate need to be generated.
A handshake value is also returned for an easier check whether both clusters
share the same cluster domain secret.

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

387794f8 05/04/2010 03:38 pm Michael Hanselmann

LUExportInstance: Move exporting code to helper class

This will simplify the implementation of intra-cluster instance
exports and reduces the number of local variables in
LUExportInstance.Exec.

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

5d97d6dd 04/23/2010 05:50 pm Michael Hanselmann

cmdlib: Add utility to transfer instance data within the cluster

This is yet another wrapper around the instance import/export utility
classes, providing an even simpler API for instance imports/exports within
the same cluster.

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

033a1d00 04/23/2010 05:50 pm Michael Hanselmann

cmdlib: Add utility for instance data import/export

Interpreting the backend's import/export daemon status is a bit tricky.
This utility code keeps track of multiple transfers at the same time.
Users can supply callback functions to react to events.

Timeouts are currently hardcoded. Intra-cluster instance moves will likely...

dc101ecc 04/21/2010 04:56 pm Michael Hanselmann

Add ganeti.masterd module

This will be used to keep masterd-specific code.

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