Synnefo

# -*- coding: utf-8 -*-

#

# Ganeti backend configuration

###################################

# This prefix gets used when determining the instance names

# of Synnefo VMs at the Ganeti backend.

# The dash must always appear in the name!

BACKEND_PREFIX_ID = "snf-"

# The following dictionary defines deployment-specific

# arguments to the RAPI CreateInstance call.

# At a minimum it should contain the

# 'os' and 'hvparams' keys.

#

# More specifically:

# a) os:

#    The OS provider to use (customized Ganeti Instance Image)

# b) hvparams:

#    Hypervisor-specific parameters (serial_console = False, see #785),

#    for each hypervisor(currently 'kvm', 'xen-pvm' and 'xen-hvm').

# c) If using the DRBD disk_template, you may want to include

#    wait_for_sync = False (see #835).

#

GANETI_CREATEINSTANCE_KWARGS = {

    'os': 'snf-image+default',

    'hvparams': {"kvm": {'serial_console': False},

                 "xen-pvm": {},

                 "xen-hvm": {}},

    'wait_for_sync': False}

# If True, qemu-kvm will hotplug a NIC when connecting a vm to

# a network. This requires qemu-kvm=1.0.

GANETI_USE_HOTPLUG = True

# If True, Ganeti will try to allocate new instances only on nodes that are

# not already locked. This might result in slightly unbalanced clusters.

GANETI_USE_OPPORTUNISTIC_LOCKING = True

# This module implements the strategy for allocating a vm to a backend

BACKEND_ALLOCATOR_MODULE = "synnefo.logic.allocators.default_allocator"

# Refresh backend statistics timeout, in minutes, used in backend allocation

BACKEND_REFRESH_MIN = 15

# Maximum number of NICs per Ganeti instance. This value must be less or equal

# than 'max:nic-count' option of Ganeti's ipolicy.

GANETI_MAX_NICS_PER_INSTANCE = 8

# Maximum number of disks per Ganeti instance. This value must be less or equal

# than 'max:disk-count' option of Ganeti's ipolicy.

GANETI_MAX_DISKS_PER_INSTANCE = 8

# The following setting defines a dictionary with key-value parameters to be

# passed to each Ganeti ExtStorage provider. The setting defines a mapping from

# the provider name, e.g. 'archipelago' to a dictionary with the actual

# arbitrary parameters.

GANETI_DISK_PROVIDER_KWARGS = {}

# List of ExtStorage providers that support cloning. For these providers, the

# hashmap of the image is passed as an ExtStorage disk parameter('origin') and,

# since disk will be already filled with data, 'snf-image' performs only

# customization (no data copying).

GANETI_CLONE_PROVIDERS = ['vlmc', 'archipelago']