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# Date Author Comment
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

31a853d2 06/01/2008 02:14 am Iustin Pop

Forward-port: patch 2/4 extended HVM features for 1.2

This patch adds the commandline extensions and the code to store
and display the extended HVM features.

Author: schreiberal
Reviewed-by: iustinp

abdf0113 05/30/2008 01:55 pm Iustin Pop

Complete removal of md/drbd 0.7 code

This patch removes the last of the md and drbd 0.7 code. Cluster which
have the old device types will be broken if they have this applied.

Reviewed-by: imsnah

243cdbcc 05/07/2008 02:12 pm Michael Hanselmann

Use new ssconf function to check configuration version

Upgrades will be handled in future patches.

Reviewed-by: iustinp

e8a4c138 05/05/2008 01:01 pm Iustin Pop

Add node cpu count to gnt-node list

This patch adds the backend and frontend changes needed for being able
to list the cpu count.

Reviewed-by: ultrotter

8d528b7c 04/28/2008 12:47 pm Iustin Pop

Move iallocator script execution to ganeti-noded

Currently the iallocator execution takes place in the master, which is a
violation of the current architecture, and will create problems with a
threaded master daemon.

This patch moves the execution to the backend, similar to the hooks...

298fe380 04/16/2008 04:56 pm Iustin Pop

Implement 'out' direction on allocator tests

This patch adds the paths for searching for instance allocators and
makes the LUTestAllocator code run the allocator and return the results
if the direction specified is 'out'. 'out' means that the opcode will...

d61df03e 04/16/2008 04:56 pm Iustin Pop

Allocator framework, 1st part: allocator input generation

In preparation for the introduction of automatic instance allocator,
this patch adds an allocator simulation opcode, that based on the input
parameters, will return either the input message to the allocator...

e54c4c5e 04/10/2008 08:04 pm Guido Trotter

Verify: make skipping checks possible

Add a general way to skip some checks at cluster-verify time and make the N+1
memory redundancy check optional.

Reviewed-by: iustinp

2f6eebee 04/10/2008 01:18 pm Guido Trotter

Fix spelling mistake in constants.py

Of course instance creation don't have any modem, and the comment was just
talking about modes. Sorry to everybody expecting whistles.

Reviewed-by: imsnah

c1f2901b 04/05/2008 06:29 pm Iustin Pop

Implement forking/master role checking in masterd

This patch adds checks for the master role and daemonize support to
ganeti-masterd.

The patch modifies the startup/shutdown of the server because:
- we want bind()/listen() to the master socket to occur before forking...

ceab32dd 04/01/2008 04:05 pm Iustin Pop

Add submit function to lib/cli.py

This patch adds function that submit jobs or queries over the unix socket
interface to lib/cli.py. The will be used by the scripts instead of the
SubmitOpCode function.

Reviewed-by: ultrotter

d63e148a 03/31/2008 01:57 pm Manuel Franceschini

Add DEFAULT_VG and DTS_NOT_LVM to constants.py

DTS_NOT_LVM:
This constant is needed when checking if an instance can be created with
the given disk template if no lvm-storage is available, i.e. the ganeti
cluster does not have a volume group

DEFAULT_VG:...

04fa07f2 03/25/2008 07:48 pm Manuel Franceschini

Add constants for file-based storage

Reviewed-by: iustinp

1abbbbe2 03/19/2008 12:45 pm Manuel Franceschini

Add DEFAULT_FILE_STORAGE_DIR to constants

Author: manuel.franceschini
Reviewed-by: iustinp

fff33d70 03/18/2008 03:04 pm Michael Hanselmann

Use constants for “ssh” and “scp” binaries instead of magic values

Reviewed-by: ultrotter

f4d377e7 01/21/2008 12:13 am Iustin Pop

Make backend._GetVGInfo check the validity of 'vgs'

Currently, the function backend._GetVGInfo only checks for errors via
the exit code of the 'vgs' command. However, there are other ways of
failure so we need to also check for valid output before parsing....

1ed70996 01/21/2008 12:02 am Iustin Pop

Fix run directory for the fake hypervisor

Currently the fake hypervisor has hardcoded ‘/var/run’ as a base
directory for its store. This patch adds a constant RUN_DIR that is used
for both the fake hypervisor and for BDEV_CACHE_DIR.

Reviewed-by: ultrotter

25c5878d 01/11/2008 02:13 pm Alexander Schreiber

Support selecting the boot device order for HVM.

This patch adds support for specifying and changing the boot device order for
HVM instances. The boot device order specification is ignored for non HVM
instances.

Reviewed-by: iustinp

973d7867 01/08/2008 01:03 pm Iustin Pop

Add support for modifying the kernel/initrd path

This patch adds support in ‘gnt-instance modify’ to set the kernel and
initrd paths. The user can pass either 'default' or 'none' (none is not
valid for kernel).

Reviewed-by: imsnah

b63ed789 01/07/2008 03:30 pm Iustin Pop

Improve verify-disks: broken/missing LV detection

This patch improves the ‘gnt-cluster verify-disks’ command by adding
support for detecting broken volume groups and missing logical volume
names.

As such, we don't try anymore to activate disks for instances that are...

2a6469d5 12/20/2007 06:47 pm Alexander Schreiber

Proof-of-Concept HVM support for Ganeti.

This patch implements a first proof-of-concept for HVM support in Ganeti.
Due to the nature of this patch, it is intended for test environments
only.

Reviewed-by: iustinp

631eb662 12/20/2007 11:58 am Alexander Schreiber

Use a generic Xen hypervisor interface.

Abstract the parts of the Xen hypervisor interface shared by both PVM and
HVM into a generic interface, subclass the special case PVM from that.

Prepatch for adding HVM support.

Reviewed-by: iustinp

2584d4a4 12/18/2007 04:05 pm Alexander Schreiber

cleanup for hypervisor constants

Move constant definitions for hypervisor into constants.py

Reviewed-by: ultrotter

58acb49d 12/17/2007 04:53 pm Alexander Schreiber

Add instance port support.

Extends the instance object by adding a port item, also adds changes
to print this port via gnt-instance info.

Reviewed-by: iustinp

cb2037a2 12/11/2007 06:25 pm Iustin Pop

Return more data in rpc.call_volume_list

Currently, the volume_list call returns only the volume size. However,
it is useful to also have two other things: the 'inactive' state of the
volume (which might trigger a ‘vgchange -a y’ on the volume group) and...

3aecd2c7 11/29/2007 06:52 pm Iustin Pop

Replace hardcoded lock dir

This patch replaces the hardcoded ‘/var/lock/’ directory with one based on
LOCALSTATEDIR.

Reviewed-by: imsnah

c8a0948f 11/09/2007 04:54 pm Michael Hanselmann

Use new functions to modify /etc/hosts.

Reviewed-by: schreiberal

0834c866 11/07/2007 05:53 pm Iustin Pop

Enhance secondary node replace for drbd8

This (big) patch does two things:
- add "local disk status" to the block device checks
(BlockDevice.GetSyncStatus and the rpc calls that call this
function, and therefore cmdlib._CheckDiskConsistency)
- improve the drbd8 secondary replace operation using the above...

8ee53a06 11/05/2007 02:44 am Guido Trotter

Bump protocol version up

The OS cleanup patches change the wire protocol. Increment the protocol number
by one.

Reviewed-By: iustinp

37482e7b 11/05/2007 02:42 am Guido Trotter

Make the OS object able to represent broken OSes

Till now the OS object just represents a correct OS instance. Change it so it
can represent a broken one too, by adding a "status" field: if this field is
different from the OS_VALID_STATUS constant the object is considered to be an...

3f78eef2 11/02/2007 03:44 pm Iustin Pop

Implement device to instance mapping cache

Currently, troubleshooting DRBD problems involves a manual process of going
backwards from the DRBD device to the instance that owns it.

This patch adds a weak (i.e. not guaranteed to be correct or up-to-date)
cache of device to instance. The cache should be, in normal operation,...

a9e0c397 10/29/2007 05:49 pm Iustin Pop

Implement replace-disks for drbd8 devices

This patch adds three modes of disk replacement for drbd8:
- replace the disk on the primary node
- replace the disk on the secondary node
- replace the secondary node

It also adds some debugging code to backend.py and increments the...

a1f445d3 10/24/2007 05:43 pm Iustin Pop

Initial implementation of drbd8 template type

This is a partially working drbd8 template type. It does:
- add/remove
- startup/failover/shutdown

Not working is replace disks, which needs custom code for this template.

Reviewed-by: imsnah

aa4260ca 10/19/2007 02:49 pm Iustin Pop

Some tiny style fixes

Reviewed-by: imsnah

fe96220b 10/19/2007 02:48 pm Iustin Pop

Abstract more strings values into constants

Currently, the disk types are defined using constants in the code.
Convert those into constants so that we can easily find them and check
their usage.

Note that we don't rename the values of the constants as they are used...

007a2f3e 10/17/2007 06:00 pm Alexander Schreiber

Patch series for reboot feature, part 1

This patch series implements the reboot command for gnt-instance. It
supports three types of reboot: soft (hypervisor reboot), hard (instance
config rebuild and reboot) and full (full instance shutdown and startup
again)....

70d9e3d8 10/16/2007 11:28 am Iustin Pop

Replace more ssh paths with proper constants

The node's ssh keys filenames are now provided as constants; this should
allow easier customization.

Also, the user's ssh key computing has been abstracted into ssh.py

Reviewed-by: imsnah

7900ed01 10/12/2007 05:53 pm Iustin Pop

Remove some hardcoded names/paths from backend.py

This patch does the following:
- add constants.GANETI_RUNAS = "root", which is used to compute
the homedir (and thus the .ssh directory) instead of hardcoding
"/root/.ssh" in backend.AddNode and backend.LeaveCluster...

6a4aa7c1 10/11/2007 06:23 pm Iustin Pop

Implement post-configuration-update hook

This patch adds a special hook: the post-configuration update hook. This
hook has only a post phase that runs after a top-level LU that modified
the configuration.

Since the hook is a post-phase one, no error checking is done on the...

16abfbc2 10/10/2007 08:20 pm Alexander Schreiber

Remove fping as a dependency for Ganeti.

This patch completely gets rid of fping
- replace all fping invocations with TcpPing calls
- update documentation accordingly.
- associated cleanups (use constant for localhost IP, use more sensible
defaults for TcpPing and use those)...

a5bc662a 10/10/2007 02:10 pm Iustin Pop

Implement gnt-node evacuate

This patch adds a new 'evacuate' subcommand to gnt-node. The command
will do a replace disks for all instances having that node as secondary
with the new target being the new node given.

The syntax is:
gnt-node evacuate src_node target_node...

f00b46bc 10/10/2007 01:58 pm Michael Hanselmann

Make Xen DomU kernel and initrd configurable at build time.

Reviewed-by: iustinp

2f31098c 10/10/2007 01:00 pm Iustin Pop

Remove the shebang from modules

Since modules are not directly executables, remove the shebang from
them. This helps with lintian warnings.

Also make the autogenerated _autoconf.py contain two comment lines at
the beginning, like the other modules.

Reviewed-by: ultrotter

5a3103e9 10/10/2007 11:12 am Michael Hanselmann

Detect node restarts and reactivate disks.

- Change format of watcher state file to JSON.
- Move log path for watcher script to constants.py.

Reviewed-by: iustinp

305a7297 10/04/2007 02:51 pm Guido Trotter

Ship (and display) path for InvalidOS errors too.

- Document the expected change to errors.InvalidOS
- Always pass the additional argument
- Modify DiagnoseOS output to show the path

Reviewed-by: iustinp, imsnah

7c3d51d4 09/28/2007 12:39 pm Guido Trotter

Change constants.OS_DIR with constants.OS_SEARCH_PATH which includes all the
directories which can contain OS scripts.

The list defaults to the current one but can be changed at configure time.

Reviewed-by: imsnah

68dccc07 09/27/2007 07:02 pm Guido Trotter

Make the default export path configurable.

This is needed to improve FHS compliance for distribution integration.
The need was discussed on the alioth pkg-ganeti project.

Reviewed-by: imsnah

f491c3a8 09/25/2007 04:04 pm Michael Hanselmann

Rename constants for SSH init script by Iustin's request.

Reviewed-by: iustinp

619fdc8e 09/21/2007 04:36 pm Iustin Pop

Move a constant from ganeti-master to constants.py

The EXIT_NODESETUP_ERROR is a useful constant and ganeti-watcher could
use it too. This patch moves it to constants.py and modifed the
ganeti-master script to use it from there.

Reviewed-by: imsnah

386b57af 09/17/2007 01:52 pm Iustin Pop

Add support for rename operation in the OS API

This patch adds support for renaming at OS level. Because of this, we
need to bump up the version of the OS api from 4 to 5.

The patch also documents the new script interface in the
ganeti-os-interface(7) man page and adds a section on upgrading the OS...

2ec08468 09/04/2007 02:32 pm Michael Hanselmann

Use _autoconf.py instead of version.py, generated by Makefile with more
variables. The underline is there to mark it as a private module.

Reviewed-by: iustinp

7c18ef8e 09/03/2007 05:42 pm Michael Hanselmann

- Generic automake cleanup
- Bump version number to 1.2b2
- Add version.py file generated from version.py.in by autoconf

Reviewed-by: schreiberal

82122173 08/24/2007 12:20 pm Iustin Pop

Rework ssh known-hosts handling.

This changes:
- cluster setup, we no longer edit /etc/ssh/ssh_known_hosts but our
own file
- node add, we no longer remove root's known_hosts (twice)
- gnt-instance console, both the LU and the script: since now the ssh...

5c947f38 08/08/2007 12:37 pm Iustin Pop

Implement tag support for cluster, nodes and instances.

This is only the backend part, from the command line the tags can't be
read/modified yet.

Reviewed-by: imsnah

e31c43f7 08/03/2007 12:18 pm Michael Hanselmann

Put synchronization speed into constant.

Reviewed-by: iustinp