def _parse_config(self, domain_name):
config_path = os.path.join(self.config_dir, domain_name, 'config')
if not os.path.exists(config_path):
raise exception.DomainNotFound(domain=domain_name)
try:
config = configparser.ConfigParser()
config.read(config_path)
bmc = {}
for item in self.VBMC_OPTIONS:
try:
value = config.get(DEFAULT_SECTION, item)
except configparser.NoOptionError:
value = None
bmc[item] = value
# Port needs to be int
bmc['port'] = config.getint(DEFAULT_SECTION, 'port')
return bmc
except OSError:
raise exception.DomainNotFound(domain=domain_name)
def delete(self, domain_name):
domain_path = os.path.join(self.config_dir, domain_name)
if not os.path.exists(domain_path):
raise exception.DomainNotFound(domain=domain_name)
try:
self.stop(domain_name)
except exception.VirtualBMCError:
pass
shutil.rmtree(domain_path)
def start(self, domain_name):
domain_path = os.path.join(self.config_dir, domain_name)
if not os.path.exists(domain_path):
raise exception.DomainNotFound(domain=domain_name)
bmc_config = self._parse_config(domain_name)
# check libvirt's connection and domain prior to starting the BMC
utils.check_libvirt_connection_and_domain(
bmc_config['libvirt_uri'],
domain_name,
sasl_username=bmc_config['libvirt_sasl_username'],
sasl_password=bmc_config['libvirt_sasl_password'])
# mask the passwords if requested
log_config = bmc_config.copy()
if not CONF['default']['show_passwords']:
log_config = utils.mask_dict_password(bmc_config)
LOG.debug(
'Starting a Virtual BMC for domain %(domain)s with the '
'following configuration options: %(config)s', {
'domain':
domain_name,
'config':
' '.join(['%s="%s"' % (k, log_config[k]) for k in log_config])
})
with utils.detach_process() as pid_num:
try:
vbmc = VirtualBMC(**bmc_config)
except Exception as e:
msg = ('Error starting a Virtual BMC for domain %(domain)s. '
'Error: %(error)s' % {
'domain': domain_name,
'error': e
})
LOG.error(msg)
raise exception.VirtualBMCError(msg)
# Save the PID number
pidfile_path = os.path.join(domain_path, 'pid')
with open(pidfile_path, 'w') as f:
f.write(str(pid_num))
LOG.info('Virtual BMC for domain %s started', domain_name)
vbmc.listen(timeout=CONF['ipmi']['session_timeout'])
def stop(self, domain_name):
LOG.debug('Stopping Virtual BMC for domain %s', domain_name)
domain_path = os.path.join(self.config_dir, domain_name)
if not os.path.exists(domain_path):
raise exception.DomainNotFound(domain=domain_name)
pidfile_path = os.path.join(domain_path, 'pid')
pid = None
try:
with open(pidfile_path, 'r') as f:
pid = int(f.read())
except (IOError, ValueError):
raise exception.VirtualBMCError(
'Error stopping the domain %s: PID file not '
'found' % domain_name)
else:
os.remove(pidfile_path)
try:
os.kill(pid, signal.SIGKILL)
except OSError:
pass
def _parse_config(self, domain_name):
config_path = os.path.join(self.config_dir, domain_name, 'config')
if not os.path.exists(config_path):
raise exception.DomainNotFound(domain=domain_name)
config = configparser.ConfigParser()
config.read(config_path)
bmc = {}
for item in ('username', 'password', 'address', 'domain_name',
'libvirt_uri', 'libvirt_sasl_username',
'libvirt_sasl_password'):
try:
value = config.get(DEFAULT_SECTION, item)
except configparser.NoOptionError:
value = None
bmc[item] = value
# Port needs to be int
bmc['port'] = config.getint(DEFAULT_SECTION, 'port')
return bmc
def get_libvirt_domain(conn, domain):
try:
return conn.lookupByName(domain)
except libvirt.libvirtError:
raise exception.DomainNotFound(domain=domain)