Synnefo » snf-ganeti » ganeti-local

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...

Add constants.VALUE_TRUE and VALUE_FALSE

Reviewed-by: imsnah

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...

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

Add SOCKET_DIR_MODE constant

We want the socket dir to have a restricted permission.

Reviewed-by: imsnah

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....

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...

Fix whitespace-at-EOL

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

Reviewed-by: ultrotter

Add constants for cluster defaults

Reviewed-by: iustinp

Add LDS_BLOCK for block device backed dev types

Reviewed-by: iustinp

rapi: Convert to new HTTP server class

Requests are no longer logged to a separate file.

Reviewed-by: amishchenko

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

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

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)....

Move functions from ssconf.py elsewhere

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

Reviewed-by: iustinp

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...

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...

merge r1535 from branches/ganeti/ganeti-1.2

Add HVM device type flags 1/4

Reviewed-by: ultrotter

Fix a small typo in a constant

Seems noone ran a burnin lately :)

Reviwed-by: amischenko,ultrotter

constants: add HT_KVM

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

Reviewed-by: imsnah

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...

Fix constants typo

Reviewed-by: imsnah

Add “canceled” status for opcodes

Reviewed-by: ultrotter

Move BDEV_CACHE_DIR to RUN_GANETI_DIR/bdev-cache

This was a TODO for 2.0

Reviewed-by: iustinp

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

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...

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

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...

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

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

Rename master socket to ganeti-master.sock

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

Reviewed-by: iustinp

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

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

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...

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

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...

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:...

Add DEFAULT_FILE_STORAGE_DIR to constants

Author: manuel.franceschini
Reviewed-by: iustinp

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....

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

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...

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

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

Replace hardcoded lock dir

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

Reviewed-by: imsnah

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...

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...

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...

Some tiny style fixes

Reviewed-by: imsnah

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)....

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...