def warm_configs(self):
warm_pws = list()
mq_type = nhelper.canon_mq_type(self.get_option("mq"))
if mq_type == "rabbit":
warm_pws.append(["rabbit", rhelper.PW_USER_PROMPT])
driver_canon = nhelper.canon_virt_driver(self.cfg.get("nova", "virt_driver"))
if driver_canon == "xenserver":
warm_pws.append(["xenapi_connection", "the Xen API connection"])
for pw_key, pw_prompt in warm_pws:
self.cfg.get_password(pw_key, pw_prompt)
def configure(self):
configs_made = nova.NovaInstaller.configure(self)
driver_canon = nhelper.canon_virt_driver(self.cfg.get('nova', 'virt_driver'))
if driver_canon == 'libvirt':
(fn, contents) = self._get_policy(self._get_policy_users())
dirs_made = list()
with sh.Rooted(True):
# TODO check if this dir is restricted before assuming it isn't?
dirs_made.extend(sh.mkdirslist(sh.dirname(fn)))
sh.write_file(fn, contents)
self.tracewriter.cfg_file_written(fn)
self.tracewriter.dirs_made(*dirs_made)
configs_made += 1
return configs_made
def pre_start(self):
# Let the parent class do its thing
comp.PythonRuntime.pre_start(self)
virt_driver = nhelper.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 %s is working and running.",
colorizer.quote(virt_type),
)
try:
self.virsh.check_virt(virt_type)
self.virsh.restart_service()
LOG.info("Libvirt virtualization type %s seems to be working and running.", colorizer.quote(virt_type))
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 _clear_libvirt_domains(self):
virt_driver = nhelper.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)
