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# Date Author Comment
3736cb6b 06/08/2009 06:00 pm Iustin Pop

Add a lvm stripecount configure parameter

This patch adds a configure-time customizable parameter that will be
used to enable stripped LVs. The default of the parameter is 3.

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

78f44650 05/20/2009 04:00 pm Iustin Pop

watcher: write the instance status to a file

This patch modifies the watcher to keep on-disk a file with the instance
status; this can be used from outside of ganeti to react to instances
being down (when the watcher cannot restart them).

Signed-off-by: Iustin Pop <>...

835528af 05/19/2009 04:21 pm Iustin Pop

Move more hypervisor strings into constants

This patch adds constants for the mouse and boot order strings; while
there are still some issues remaining, we're trying to cleanup hardcoded
strings from the hypervisors.

Since the formatting of frozensets is currently wrong, we also add an...

5d60b3bd 04/06/2009 11:20 am Iustin Pop

Add a new ssconf file with the cluster tags

Since the cluster tags are/should be more-or-less static, add them as an
ssconf key, so that querying them is possible without creating a
job/requiring the masterd to be running.

Reviewed-by: imsnah

77031881 03/02/2009 02:18 pm Iustin Pop

Update the iallocator documentation

This updates the iallocator documentation to 2.0, bumps up the
iallocator version (and moves a constants to lib/constants.py), and
fixes a style on install.rst.

Reviewed-by: ultrotter

f3e2e4c6 02/25/2009 02:50 pm Iustin Pop

Update some version-related constants

Since we are quite close to final RPC and hooks APIs, we update the hooks and
protocol_version constants.

Reviewed-by: imsnah

f9d6542d 02/24/2009 05:24 pm Iustin Pop

Add definitions for the root_args hypervisor param

This patch adds a new hypervisor parameter for the hypervisors that can
actually start and instance with external kernels.

Reviewed-by: imsnah

1cd8141c 02/16/2009 02:09 pm Guido Trotter

Convert default root partition to msdos style

As discussed with 2.0 msdos partition style should be the default in the
instance OS, so we're changing the default instance params accordingly.
A followup patch will update the debootstrap os.

Reviewed-by: iustinp

ccd905ac 02/11/2009 12:19 pm Guido Trotter

HTS_USE_VNC, rename and remove KVM

Currently we use the HTS_USE_VNC constant only to copy the vnc password
file. While KVM uses vnc it currently has no password support, nor we'll
be on time making one for 2.0, so renaming the constant to
HTS_COPY_VNC_PASSWORD and only putting Xen HVM in it. In the future...

a5728081 02/10/2009 05:06 pm Guido Trotter

Instance parameters: force typing

We want all the hv/be parameters to have a known type, rather than a
random mix of empty string, boolean values, and None, so we declare the
type of each variable and we enforce/convert it.

- Add some new constants for enforceable value types...

11344a50 02/09/2009 05:17 pm Guido Trotter

KVM: Add usb mouse type parameter

In some cases 'mouse' may work better than 'tablet', so we'll handle
both by allowing the user to specify a parameter. By default no mouse is
used.

Reviewed-by: iustinp

43440815 02/09/2009 05:15 pm Guido Trotter

KVM: parameters for different disk and nic types

- Add a bunch of NICs and DISKs types
- Specify which one are valid disks and nics for KVM (the new ones
toghether with some of the old ones)
- Add the default values (paravirtual)
- Allow the disk and nic types as parameters and check their validity...

d08f6067 02/09/2009 05:15 pm Guido Trotter

Rename the device type constants

These are not HVM specific, so have been given an HT generic name.

Reviewed-by: iustinp

377d74c9 02/09/2009 05:15 pm Guido Trotter

s/HT_HVM_VNC_BASE_PORT/VNC_BASE_PORT/g

The VNC base port has nothing to do with HVM itself, and is general to
VNC itself, so we're removing the HT_HVM prefix to the constant.

Reviewed-by: iustinp

66d5dbef 02/07/2009 11:04 am Guido Trotter

Support cdrom image and boot order for KVM

The cdrom image has the same meaning than in Xen HVM, and so does
boot_order, even though it has a slightly different syntax, and uses the
value 'disk' too boot from disk and 'cdrom' to boot from cdrom.

Reviewed-by: iustinp

30948aa6 02/07/2009 11:03 am Guido Trotter

Get rid of constants.HT_HVM_DEFAULT_BOOT_ORDER

Confusingly, as a leftober from 1.2, there was a
constants.HT_HVM_DEFAULT_BOOT_ORDER constant, with a value opposite to
the default HV_BOOT_ORDER hv param that got enabled only if
HV_BOOT_ORDER was set to None. Since setting it to None is very...

8b2d1013 02/05/2009 03:37 pm Guido Trotter

KVM: add VNC TLS and X509 parameters

With this parameters VNC for KVM is able to be protected by tls,
optionally with an x509 certificate, and optionally verifying the
client as well. Additionally in this patch we limit the bind address to
being a directory, rather than a file or a directory, for simplicity, as...

81a49123 02/04/2009 12:31 pm Iustin Pop

ssconf: add some more keys and some fixes

This patch adds the online node list and instance list to the ssconf
keys. In order to do distribute correctly the instance list, we need to
update the cluster serial number on instance additions and removals.

The patch also changes the permissions on the ssconf files to be 0444:...

bd0ff7c2 02/02/2009 01:23 pm Iustin Pop

Whitespace change: bad indentation in constants.py

This patch only changes some indentation in constants.py.

Reviewed-by: imsnah

56fee73b 01/29/2009 05:51 pm Guido Trotter

KVM: Allow the HV_VNC_BIND_ADDRESS parameter

Reviewed-by: iustinp

2928f08d 01/29/2009 05:51 pm Guido Trotter

LUAddNode: copy the vnc password file also for KVM

Before we used to copy the file if xen-hvm was enabled on the cluster,
no we'll do that if any enabled hypervisor is in the new HTS_USE_VNC
group.

Reviewed-by: iustinp

fd4daa3a 01/29/2009 05:51 pm Guido Trotter

Add HT_KVM to HTS_REQ_PORT

HT_KVM doesn't technically require a port, but if it has one it can give
vnc displays to instances.

Reviewed-by: iustinp

a2faf9ee 01/29/2009 05:47 pm Guido Trotter

KVM: add the HV_SERIAL_CONSOLE parameter

Up until now a KVM instance was forced to have a serial port.
With this change this is no longer mandatory, by default we'll use one,
but if the HV_SERIAL_CONSOLE parameter is set to False we'll do without.

Reviewed-by: iustinp

074ca009 01/27/2009 01:31 pm Guido Trotter

KVM and Xen: add the HV_ROOT_PATH parameter

This parameter allows a different path to be passed to the instance
kernel. The new parameter is mandatory, and by default has the value of
the old hardcoded value for both kvm and xen.

Beta1 clusters will need to have this parameter added for their...

30e42c4e 01/21/2009 08:23 pm Guido Trotter

KVM: instance migration

The tcp port used for migrating KVM instances is selectable at
./configure time. We use a single port as nodes are locked anyway during
a migration, so no two migrations can happen at the same time to the
same node.

Reviewed-by: iustinp

6d2e83d5 01/20/2009 04:20 pm Iustin Pop

Make cluster-verify check the drbd minors space

This patch adds support for verification of drbd minors space in cluster
verify: minors which belong to running instances and should be online
but are not, and minors which do not belong to any instace but are in...

c5e489f7 01/19/2009 04:35 pm Iustin Pop

Move the default MAC prefix to the constants file

Instead of having the default live in the gnt-cluster script, we move it
to the constants file. The patch also fixes a typo on constants.py.

Reviewed-by: ultrotter

24b0d752 01/13/2009 03:16 pm Iustin Pop

Increase resync speed to 60MB/s

This is a forward-port of commit 2219 on the 1.2 branch.

Reviewed-by: ultrotter

8a113c7a 01/09/2009 06:24 pm Iustin Pop

Add a new ssconf file with the ganeti version

The patch adds a new ssconf file containing the ganeti version.

Reviewed-by: imsnah

cfacfd6e 01/09/2009 04:58 pm Iustin Pop

burnin: use the new replace_disks constants

This patch updates burnin to the latest replace disks constant, and
changes the constants' values to be more accurate.

Reviewed-by: imsnah

7e9366f7 01/09/2009 02:22 pm Iustin Pop

Cleanup replace-disks modes and options

In 1.2, due to the md+drbd7 legacy, we had a complex choice of replace
modes, and the new drbd8 modes where forced into this syntax, with some
complicated rules of transition from one mode to another (if REPLACE_ALL...

61a08fa3 12/19/2008 09:30 pm Michael Hanselmann

ganeti.bootstrap: Generate SSL certificate for remote API

Reviewed-by: amishchenko

b5b67ef9 12/19/2008 02:58 pm Michael Hanselmann

ganeti-rapi: Implement HTTP authentication

Passwords are stored in "$localstatedir/lib/ganeti/rapi_users". User
options specify the access permissions of a user (see docstring for
ganeti.http.ReadPasswordFile), for which only "write" is supported
to grant write access. Every other user has read-only access....

f87b405e 12/17/2008 03:18 pm Michael Hanselmann

Add job queue size limit

A job queue with too many jobs can increase memory usage and/or make
the master daemon slow. The current limit is just an arbitrary number.
A "soft" limit for automatic job archival is prepared.

Reviewed-by: iustinp

14aa53cb 12/16/2008 06:24 pm Guido Trotter

KVM: improve socat interface

Call socat with a full path specified at configure time, rather than
just by its name, and check for the binary to exist at hypervisor
verify.

Reviewed-by: iustinp

dd71f05b 12/16/2008 06:23 pm Guido Trotter

KVM: use a different default kernel path

It makes sense for the default kvm kernel not to be called "xenU".

Reviewed-by: iustinp

12bce260 12/09/2008 03:24 pm Michael Hanselmann

RPC: Compress file upload data

Adding compression to larger amounts of data is more efficient than
transferring it (len(nodes) - 1) times over the network without
compression. We were able to compress a 800KB config file to about
30 KB, which is about 40 KB with Base64 encoding (required due to...

a3316e4a 12/05/2008 12:12 pm Iustin Pop

Add the offline node list to ssconf

The patch also changes the various node list generation to be more
consistent.

Reviewed-by: imsnah

c3e618cc 12/03/2008 01:12 pm Guido Trotter

Add the MASTER_POOL_SIZE_DEFAULT constant

This constant will be used at cluster init time.

Reviewed-by: imsnah

25361b9a 12/02/2008 04:35 pm Iustin Pop

Fix gnt-cluster verify w.r.t. rpc changes

This partially reorganizes the cluster verify LU:
- introduce constants for the node verify rpc call
- move from additional rpc calls to a single rpc call, the
call_node_info, which gaters all data needed...

00f91f29 12/02/2008 02:58 pm Iustin Pop

burnin: add instance reinstall and reboot

These two operations were missing from burnin. The reboot is done with
all valid modes (a new constant is added), and the reinstall is done
both with and without specifying the OS (to account for the two code
paths in the LU)....

1817f49b 12/02/2008 12:53 pm Guido Trotter

Add constants.VALUE_TRUE and VALUE_FALSE

Reviewed-by: imsnah

f56618e0 12/02/2008 07:05 am Iustin Pop

Add the list of master candidates to ssconf

Reviewed-by: imsnah

93384844 12/02/2008 07:03 am Iustin Pop

Revert "Get rid of ssconf"

This partially reverts the "Get rid of ssconf" patch.

It adds back a simpler version of the SimpleStore class, and drops the
WritableSimpleStore class. The new version of the class also has
node_list as a new key, and increases the size of the keys so that big...

fbf0262f 11/28/2008 12:28 pm Michael Hanselmann

jqueue: Allow jobs waiting for locks to be canceled

- Add new "canceling" status
- Notify clients when job is canceled
- Give a return value from CancelJob
- Handle it in the client library

Reviewed-by: iustinp

817a030d 11/26/2008 06:49 pm Guido Trotter

convert run dir mode to constant

ganeti-noded used to create all directories under /var/run with an
hard-coded mode. convert it to a constant.

Reviewed-by: imsnah

227647ac 11/25/2008 07:11 pm Guido Trotter

Move the MASTER_SOCKET to SOCKET_DIR

Before it was in the abstract linux namespace, where unfortunately we
couldn't easily check from python the credentials of the connecting
clients. Now we also have to remove the file on exit and when starting.

Reviewed-by: imsnah

5ecb7e48 11/25/2008 07:10 pm Guido Trotter

Add SOCKET_DIR_MODE constant

We want the socket dir to have a restricted permission.

Reviewed-by: imsnah

b4442fd9 11/25/2008 07:10 pm Guido Trotter

Add SOCKET_DIR constant

This new directory under /var/run will be used for file based unix
sockets.

Reviewed-by: imsnah

24991749 11/25/2008 02:57 pm Iustin Pop

Implement support for multi devices changes

This big patch adds support for:
- changing NIC/disks in the multi-device model
- adding/removing NICs
- adding/removing disks

The patch is big and not very nice; the error checking paths are not
very clear....

ec17d09c 11/21/2008 12:46 pm Michael Hanselmann

Get rid of node daemon password

With the new SSL client certificate stuff it's no longer needed.

Reviewed-by: iustinp

0c223ea9 11/20/2008 02:50 pm Michael Hanselmann

ganeti.ssconf: Add function to write ssconf files

This function will be used to write ssconf files from the node daemon.
By creating a lock file, we synchronize different child processes of
ganeti-noded to not overwrite each other's changes. Also, external...

08db7c5c 11/20/2008 08:22 am Iustin Pop

Initial multi-disk/multi-nic support

This patch adds support for mult-disk/multi-nic in:
- instance add
- burnin

The start/stop/failover/cluster verify work as expected. Replace disk
and grow disk are TODO.

There's also a change gnt-job to allow dictionaries to be listed in...

16653425 10/21/2008 04:02 pm Iustin Pop

Fix whitespace-at-EOL

Please configure your editors to strip it, or enable your git hooks...

Reviewed-by: ultrotter

4c566ede 10/20/2008 04:43 pm Guido Trotter

Add VALUE_AUTO and VALUE_GENERATE constants

'auto' is used in multiple place in the code with a meaning similar to
'default', 'generate' will be used to force generation of mac addresses
when the default would be to reuse an old one.

Forward-port-of: r1884, Reviewed-by: iustinp...

7888a614 10/19/2008 01:26 am Alexander Schreiber

Add constants for cluster defaults

Reviewed-by: iustinp

4dd69592 10/17/2008 05:35 pm Guido Trotter

Bump up the OS API version

Reviewed-by: iustinp

464736ae 10/17/2008 05:35 pm Guido Trotter

Add LDS_BLOCK for block device backed dev types

Reviewed-by: iustinp

ded1c679 10/17/2008 05:35 pm Guido Trotter

Create constants to replace os scripts names

Reviewed-by: iustinp

16a8967d 10/16/2008 07:54 pm Michael Hanselmann

rapi: Convert to new HTTP server class

Requests are no longer logged to a separate file.

Reviewed-by: amishchenko

686d7433 10/15/2008 01:52 pm Iustin Pop

Implement the job queue drain flag

We add a (per-node) queue drain flag that blocks new job submission.
There is not yet an interface to add/remove the flag (will come in next
patches).

Reviewed-by: imsnah

c0f2b229 10/14/2008 05:42 pm Iustin Pop

Some fixes related to auto_balance

Change the constant name to match the value (autobalance ->
auto_balance).

Also add the auto_balance header so that gnt-instance can list it.

Reviewed-by: ultrotter

cd3ab26e 10/14/2008 02:29 pm Iustin Pop

Modify the beparams constants

Memory is renamed for easier use.

Reviewed-by: ultrotter

5018a335 10/14/2008 01:20 pm Iustin Pop

Change gnt-instance list to the hvparams model

This is just a change of the various hvm_ and pvm parameters to the hv
model. Parameters are queried via hv/$name or via the whole dict as
returned by hvparams.

Reviewed-by: ultrotter,imsnah

e64b8beb 10/14/2008 09:36 am Iustin Pop

Add constants for the HV/BE parameter names

Since we don't want the string values of the parameters (e.g.
“kernel_path”) spread over the code, we introduce constants for these.

Reviewed-by: ultrotter,schreiberal

00cd937c 10/08/2008 05:31 pm Iustin Pop

Sanitize the hypervisor names

Since in 2.0 the user will possibly have more interaction with the
hypervisor names, we sanitize them by removing the version numbers
(the version can be a prerequisite for the ganeti installation, we
shouldn't document it in variable names)....

e92376d7 10/07/2008 11:03 am Iustin Pop

Implement job 'waiting' status

Background: when we have multiple jobs in the queue (more than just a
few), many of the jobs (up to the number of threads) will be in state
'running', although many of them could be actually blocked, waiting for
some locks. This is not good, as one cannot easily see what is...

4a8b186a 10/01/2008 08:33 pm Michael Hanselmann

Move functions from ssconf.py elsewhere

These functions will be used to access config values instead of using
ssconf.

Reviewed-by: iustinp

3c03759a 09/29/2008 04:15 pm Iustin Pop

Move a hardcoded constant to constants.py

For now we only use the ‘C’ protocol so we can put it in constants.py
instead of hardcoding it.

Reviewed-by: imsnah

2899d9de 09/29/2008 04:15 pm Iustin Pop

Enable the use of shared secrets

This patch enables the use of the shared secrets for DRBD8 disks, using
(hardcoded in constants.py) the md5 digest algorithm.

For making this more flexible, either we implement a cluster parameter
(once the new model is in place), or we can make it ./configure-time...

9513b6ab 09/09/2008 01:41 pm Guido Trotter

_LockInstancesNodes: support append mode

This will be used to lock the instance's nodes in addition to some more.

Reviewed-by: iustinp

f6d9a522 09/09/2008 01:40 pm Guido Trotter

Use constants.LOCKS_REPLACE instead of hardcoding

This constant replaces what we used to write in recalculate_locks, and
represents the lock recalculation mode. It lives in constants.py because
it's used only in cmdlib, and thus doesn't deal with the locking library...

5397e0b7 08/29/2008 07:17 pm Alexander Schreiber

Merge r1536 from branches/ganeti/ganeti-1.2

Add HVM device type flags 2/3

Reviewed-by: ultrotter

b894f5a8 08/29/2008 06:01 pm Alexander Schreiber

merge r1535 from branches/ganeti/ganeti-1.2

Add HVM device type flags 1/4

Reviewed-by: ultrotter

5c735209 08/29/2008 04:42 pm Iustin Pop

Make WaitForJobChanges deal with long jobs

This patch alters the WaitForJobChanges luxi-RPC call to have a
configurable timeout, so that the call behaves nicely with long jobs
that have no update.

We do this by adding a timeout parameter in the RPC call, and returning...

6abe9194 08/27/2008 12:55 pm Iustin Pop

Fix a small typo in a constant

Seems noone ran a burnin lately :)

Reviwed-by: amischenko,ultrotter

9894ece7 08/18/2008 02:12 pm Michael Hanselmann

Use Linux-specific way to name master socket

By using this Linux-specific way we don't have to care about removing the
socket file when quitting or starting (after an unclean shutdown). For a
more detailed description, see the comment in the patch.

Reviewed-by: schreiberal

550e49b9 08/13/2008 05:25 pm Guido Trotter

constants: add HT_KVM

Add a new hypervisor type, HT_KVM, to constants, and register it in the
HYPER_TYPES set.

Reviewed-by: imsnah

7e2c5b9e 08/13/2008 05:24 pm Guido Trotter

Add --with-kvm-path configure option

This allows to configure a different path to the kvm binary. By default
/usr/bin/kvm is used, which is the one found in debian and ubuntu.

Reviewed-by: imsnah

59f187eb 07/30/2008 03:32 pm Iustin Pop

Unify SetupDaemon/SetupLogging

The 'old-style' info, error, debug logs do not make much sense. This
patch unifies the SetupLogging and SetupDaemon functions. As a result,
all the commands logs to a 'commands.log' file.

The patch also changes the log setup to keep going if there's an error...

9936bd63 07/30/2008 03:29 pm Iustin Pop

Simplify the log constants and add another one

The patch changes the log constants by moving the slash to the end of
the log dir instead of at the beginning of each log file name.

It also adds a new LOG_COMMANDS constant (to be used in a next patch).
...

bff2ddc5 07/29/2008 01:42 pm Iustin Pop

Fix constants typo

Reviewed-by: imsnah

99e88451 07/29/2008 12:06 pm Iustin Pop

Use constants for the pid file stems

Reviewed-by: imsnah

4cb1d919 07/28/2008 12:16 pm Michael Hanselmann

Add “canceled” status for opcodes

Reviewed-by: ultrotter

0cb94105 07/24/2008 02:32 pm Michael Hanselmann

Add directory for archived jobs

Reviewed-by: iustinp

42ff3343 07/23/2008 11:22 am Guido Trotter

Move BDEV_CACHE_DIR to RUN_GANETI_DIR/bdev-cache

This was a TODO for 2.0

Reviewed-by: iustinp

bac5ffc3 07/17/2008 03:51 pm Oleksiy Mishchenko

Implement jobs resource in RAPI

Reviewed-by: imsnah

d4104181 07/14/2008 06:22 pm Iustin Pop

Further fixes to enable RAPI startup

Note that since RAPI itself doesn't use luxi.Client yet, nothing works,
but at least it can startup now.

Reviewed-by: imsnah

d3f0bf8f 07/14/2008 06:04 pm Iustin Pop

Add forgotten RAPI constant

This was forgot on the forward-porting of RAPI.

Reviewed-by: imsnah

f1048938 07/14/2008 04:15 pm Iustin Pop

First version of user feedback fixes

This patch contains a raw version for fixing feedback_fn.

The new mechanism works as follows:
- instead of a per-Processor feedback_fn, there's one for each
ExecOpCode, so that feedback for different opcodes go via possibly...

f1da30e6 07/11/2008 07:17 pm Michael Hanselmann

Add experimental persistency to job queue

It's not perfect and it's not finished, but it's a start.

- Serial number is read only once, but written on each update
- Jobs are kept only on disk (caching will be implemented)

Reviewed-by: iustinp

68676a00 07/09/2008 01:41 pm Iustin Pop

Move the master socket in the ganeti run dir

... as it was intended from the beggining, but by mistake left in the
top run dir.

Reviewed-by: ultrotter

5f33b613 07/08/2008 06:10 pm Michael Hanselmann

constants: Add job and opcode status strings

Reviewed-by: iustinp

75afaefc 07/08/2008 05:42 pm Iustin Pop

Add a top level RUN_GANETI_DIR constant

This patch creates a base RUN_GANETI_DIR and then moves the other run
dir constants to use that (even if just setting BDEV_CACHE_DIR as equal
to it, rather than putting it deeper, for now).

Also we create a constant list of all the subdirs we need in RUN_DIR to...

bf94c0f5 07/08/2008 05:41 pm Iustin Pop

symlinks: Add DISK_LINKS_DIR constant

The DISK_LINKS_DIR points to the RUN_DIR/ganeti/instance-disks
directory, which will contain symlinks to the instances' disks. These
provide a stable name accross all nodes for them, and permit
live-migration to happen....

1b45f4e5 06/23/2008 02:11 pm Michael Hanselmann

Add functions to calculate version number to constants.py

In cfgupgrade, we need to extract parts of and build new version numbers.

Reviewed-by: iustinp

438b45d4 06/18/2008 03:29 pm Michael Hanselmann

Replace custom logging code in watcher with logging module

- Log timestamp for all messages
- Write everything to logfile and optionally to stderr
- Log messages are no longer buffered, allowing a user to see progress

Reviewed-by: ultrotter

2a10865c 06/16/2008 04:57 pm Iustin Pop

Add migration support at the rpc layer

This patch adds the migration rpc call and its implementation in the
backend. The patch does not deal with the correct activation of disks.

Because of the new RPC, the protocol version is increased.

Reviewed-by: imsnah

8d1a2a64 06/12/2008 04:04 pm Michael Hanselmann

Move cmdlib._HasValidVG to utils.CheckVolumeGroupSize

This is required for splitting the cluster initialization code.

Reviewed-by: iustinp

4c8dbc12 06/12/2008 01:06 pm Michael Hanselmann

Rename master socket to ganeti-master.sock

…/run/master.sock is not specific enough.

Reviewed-by: iustinp