def _clear_libvirt_domains(self):
virt_driver = canon_virt_driver(self.cfg.get('nova', 'virt_driver'))
if virt_driver == 'libvirt':
inst_prefix = self.cfg.getdefaulted('nova', 'instance_name_prefix',
DEF_INSTANCE_PREFIX)
libvirt_type = lv.canon_libvirt_type(
self.cfg.get('nova', 'libvirt_type'))
self.virsh.clear_domains(libvirt_type, inst_prefix)
def pre_start(self):
# Let the parent class do its thing
comp.PythonRuntime.pre_start(self)
virt_driver = canon_virt_driver(self.cfg.get('nova', 'virt_driver'))
if virt_driver == 'libvirt':
# FIXME: The configuration for the virtualization-type
# should come from the persona.
virt_type = lv.canon_libvirt_type(self.cfg.get('nova', 'libvirt_type'))
LOG.info("Checking that your selected libvirt virtualization type %r is working and running." % (virt_type))
try:
self.virsh.check_virt(virt_type)
self.virsh.restart_service()
except exceptions.ProcessExecutionError as e:
msg = ("Libvirt type %r does not seem to be active or configured correctly, "
"perhaps you should be using %r instead: %s" %
(virt_type, lv.DEF_VIRT_TYPE, e))
raise exceptions.StartException(msg)
def pre_start(self):
# Let the parent class do its thing
comp.PythonRuntime.pre_start(self)
virt_driver = canon_virt_driver(self.cfg.get('nova', 'virt_driver'))
if virt_driver == 'libvirt':
# FIXME: The configuration for the virtualization-type
# should come from the persona.
virt_type = lv.canon_libvirt_type(
self.cfg.get('nova', 'libvirt_type'))
LOG.info(
"Checking that your selected libvirt virtualization type %r is working and running."
% (virt_type))
try:
self.virsh.check_virt(virt_type)
self.virsh.restart_service()
except exceptions.ProcessExecutionError as e:
msg = (
"Libvirt type %r does not seem to be active or configured correctly, "
"perhaps you should be using %r instead: %s" %
(virt_type, lv.DEF_VIRT_TYPE, e))
raise exceptions.StartException(msg)
def configure(self):
# Everything built goes in here
nova_conf = NovaConf()
# Used more than once so we calculate it ahead of time
hostip = self.cfg.get('host', 'ip')
if self._getbool('verbose'):
nova_conf.add('verbose', True)
# Check if we have a logdir specified. If we do, we'll make
# sure that it exists. We will *not* use tracewrite because we
# don't want to lose the logs when we uninstall
logdir = self._getstr('logdir')
if logdir:
full_logdir = sh.abspth(logdir)
nova_conf.add('logdir', full_logdir)
# Will need to be root to create it since it may be in /var/log
if not sh.isdir(full_logdir):
LOG.debug("Making sure that nova logdir exists at: %s" % full_logdir)
with sh.Rooted(True):
sh.mkdir(full_logdir)
sh.chmod(full_logdir, 0777)
# Allow the admin api?
if self._getbool('allow_admin_api'):
nova_conf.add('allow_admin_api', True)
# FIXME: ??
nova_conf.add('allow_resize_to_same_host', True)
# Which scheduler do u want?
nova_conf.add('compute_scheduler_driver', self._getstr('scheduler', DEF_SCHEDULER))
# Rate limit the api??
if self._getbool('api_rate_limit'):
nova_conf.add('api_rate_limit', str(True))
else:
nova_conf.add('api_rate_limit', str(False))
# Setup any network settings
self._configure_network_settings(nova_conf)
# Setup nova volume settings
if self.volumes_enabled:
self._configure_vols(nova_conf)
# The ip of where we are running
nova_conf.add('my_ip', hostip)
# Setup your sql connection
nova_conf.add('sql_connection', db.fetch_dbdsn(self.cfg, self.pw_gen, DB_NAME))
# Configure anything libvirt related?
virt_driver = canon_virt_driver(self._getstr('virt_driver'))
if virt_driver == 'libvirt':
libvirt_type = lv.canon_libvirt_type(self._getstr('libvirt_type'))
self._configure_libvirt(libvirt_type, nova_conf)
# How instances will be presented
instance_template = self._getstr('instance_name_prefix') + self._getstr('instance_name_postfix')
if not instance_template:
instance_template = DEF_INSTANCE_TEMPL
nova_conf.add('instance_name_template', instance_template)
# Enable the standard extensions
nova_conf.add('osapi_compute_extension', STD_COMPUTE_EXTS)
# Auth will be using keystone
nova_conf.add('auth_strategy', 'keystone')
# Vnc settings setup
self._configure_vnc(nova_conf)
# Where our paste config is
nova_conf.add('api_paste_config', self.paste_conf_fn)
# What our imaging service will be
self._configure_image_service(nova_conf, hostip)
# Configs for ec2 / s3 stuff
nova_conf.add('ec2_dmz_host', self._getstr('ec2_dmz_host', hostip))
nova_conf.add('s3_host', hostip)
# How is your rabbit setup?
nova_conf.add('rabbit_host', self.cfg.getdefaulted('rabbit', 'rabbit_host', hostip))
nova_conf.add('rabbit_password', self.cfg.get("passwords", "rabbit"))
# Where instances will be stored
instances_path = self._getstr('instances_path', sh.joinpths(self.component_dir, 'instances'))
self._configure_instances_path(instances_path, nova_conf)
# Is this a multihost setup?
self._configure_multihost(nova_conf)
# Handle any virt driver specifics
self._configure_virt_driver(nova_conf)
# Annnnnd extract to finish
return self._get_content(nova_conf)
def _clear_libvirt_domains(self):
virt_driver = canon_virt_driver(self.cfg.get('nova', 'virt_driver'))
if virt_driver == 'libvirt':
inst_prefix = self.cfg.getdefaulted('nova', 'instance_name_prefix', DEF_INSTANCE_PREFIX)
libvirt_type = lv.canon_libvirt_type(self.cfg.get('nova', 'libvirt_type'))
self.virsh.clear_domains(libvirt_type, inst_prefix)
def configure(self):
# Everything built goes in here
nova_conf = NovaConf()
# Used more than once so we calculate it ahead of time
hostip = self.cfg.get('host', 'ip')
if self._getbool('verbose'):
nova_conf.add('verbose', True)
# Check if we have a logdir specified. If we do, we'll make
# sure that it exists. We will *not* use tracewrite because we
# don't want to lose the logs when we uninstall
logdir = self._getstr('logdir')
if logdir:
full_logdir = sh.abspth(logdir)
nova_conf.add('logdir', full_logdir)
# Will need to be root to create it since it may be in /var/log
if not sh.isdir(full_logdir):
LOG.debug("Making sure that nova logdir exists at: %s" %
full_logdir)
with sh.Rooted(True):
sh.mkdir(full_logdir)
sh.chmod(full_logdir, 0777)
# Allow the admin api?
if self._getbool('allow_admin_api'):
nova_conf.add('allow_admin_api', True)
# FIXME: ??
nova_conf.add('allow_resize_to_same_host', True)
# Which scheduler do u want?
nova_conf.add('compute_scheduler_driver',
self._getstr('scheduler', DEF_SCHEDULER))
# Rate limit the api??
if self._getbool('api_rate_limit'):
nova_conf.add('api_rate_limit', str(True))
else:
nova_conf.add('api_rate_limit', str(False))
# Setup any network settings
self._configure_network_settings(nova_conf)
# Setup nova volume settings
if self.volumes_enabled:
self._configure_vols(nova_conf)
# The ip of where we are running
nova_conf.add('my_ip', hostip)
# Setup your sql connection
nova_conf.add('sql_connection',
db.fetch_dbdsn(self.cfg, self.pw_gen, DB_NAME))
# Configure anything libvirt related?
virt_driver = canon_virt_driver(self._getstr('virt_driver'))
if virt_driver == 'libvirt':
libvirt_type = lv.canon_libvirt_type(self._getstr('libvirt_type'))
self._configure_libvirt(libvirt_type, nova_conf)
# How instances will be presented
instance_template = self._getstr(
'instance_name_prefix') + self._getstr('instance_name_postfix')
if not instance_template:
instance_template = DEF_INSTANCE_TEMPL
nova_conf.add('instance_name_template', instance_template)
# Enable the standard extensions
nova_conf.add('osapi_compute_extension', STD_COMPUTE_EXTS)
# Auth will be using keystone
nova_conf.add('auth_strategy', 'keystone')
# Vnc settings setup
self._configure_vnc(nova_conf)
# Where our paste config is
nova_conf.add('api_paste_config', self.paste_conf_fn)
# What our imaging service will be
self._configure_image_service(nova_conf, hostip)
# Configs for ec2 / s3 stuff
nova_conf.add('ec2_dmz_host', self._getstr('ec2_dmz_host', hostip))
nova_conf.add('s3_host', hostip)
# How is your rabbit setup?
nova_conf.add('rabbit_host',
self.cfg.getdefaulted('rabbit', 'rabbit_host', hostip))
nova_conf.add('rabbit_password', self.cfg.get("passwords", "rabbit"))
# Where instances will be stored
instances_path = self._getstr(
'instances_path', sh.joinpths(self.component_dir, 'instances'))
self._configure_instances_path(instances_path, nova_conf)
# Is this a multihost setup?
self._configure_multihost(nova_conf)
# Handle any virt driver specifics
self._configure_virt_driver(nova_conf)
# Annnnnd extract to finish
return self._get_content(nova_conf)
