def send_cmd(self, cmd, **kwargs):
"""Send command to VPSA Controller."""
self.ensure_connection(cmd)
(method, url, body) = self._generate_vpsa_cmd(cmd, **kwargs)
LOG.debug('Invoking %(cmd)s using %(method)s request.', {
'cmd': cmd,
'method': method
})
if self.conf.zadara_vpsa_use_ssl:
connection = (http_client.HTTPSConnection(
self.conf.zadara_vpsa_host, self.conf.zadara_vpsa_port))
else:
connection = http_client.HTTPConnection(self.conf.zadara_vpsa_host,
self.conf.zadara_vpsa_port)
connection.request(method, url, body)
response = connection.getresponse()
if response.status != 200:
connection.close()
raise exception.BadHTTPResponseStatus(status=response.status)
data = response.read()
connection.close()
xml_tree = etree.fromstring(data)
status = xml_tree.findtext('status')
if status != '0':
raise exception.FailedCmdWithDump(status=status, data=data)
if method in ['POST', 'DELETE']:
LOG.debug('Operation completed with status code %(status)s',
{'status': status})
return xml_tree
def send_cmd(self, cmd, **kwargs):
"""Send command to VPSA Controller."""
self.ensure_connection(cmd)
(method, url, body) = self._generate_vpsa_cmd(cmd, **kwargs)
LOG.debug('Sending %(method)s to %(url)s. Body "%(body)s"', {
'method': method,
'url': url,
'body': body
})
if self.conf.zadara_vpsa_use_ssl:
connection = httplib.HTTPSConnection(self.conf.zadara_vpsa_ip,
self.conf.zadara_vpsa_port)
else:
connection = httplib.HTTPConnection(self.conf.zadara_vpsa_ip,
self.conf.zadara_vpsa_port)
connection.request(method, url, body)
response = connection.getresponse()
if response.status != 200:
connection.close()
raise exception.BadHTTPResponseStatus(status=response.status)
data = response.read()
connection.close()
xml_tree = etree.fromstring(data)
status = xml_tree.findtext('status')
if status != '0':
raise exception.FailedCmdWithDump(status=status, data=data)
if method in ['POST', 'DELETE']:
LOG.debug('Operation completed. %(data)s', {'data': data})
return xml_tree
def send_cmd(self, cmd, **kwargs):
"""Send command to VPSA Controller."""
self.ensure_connection(cmd)
method, url, params, body, headers = self._generate_vpsa_cmd(
cmd, **kwargs)
LOG.debug('Invoking %(cmd)s using %(method)s request.', {
'cmd': cmd,
'method': method
})
host = self.conf.zadara_vpsa_host
port = int(self.conf.zadara_vpsa_port)
protocol = "https" if self.conf.zadara_vpsa_use_ssl else "http"
if protocol == "https":
if not self.conf.zadara_ssl_cert_verify:
verify = False
else:
cert = ((self.conf.driver_ssl_cert_path) or None)
verify = cert if cert else True
else:
verify = False
if port:
api_url = "%s://%s:%d%s" % (protocol, host, port, url)
else:
api_url = "%s://%s%s" % (protocol, host, url)
try:
with requests.Session() as session:
session.headers.update(headers)
response = session.request(method,
api_url,
params=params,
data=body,
headers=headers,
verify=verify)
except requests.exceptions.RequestException as e:
message = (_('Exception: %s') % six.text_type(e))
raise exception.VolumeDriverException(message=message)
if response.status_code != 200:
raise exception.BadHTTPResponseStatus(status=response.status_code)
data = response.content
xml_tree = lxml.fromstring(data)
status = xml_tree.findtext('status')
if status == '5':
# Invalid Credentials
raise ZadaraInvalidAccessKey()
if status != '0':
raise exception.FailedCmdWithDump(status=status, data=data)
if method in ['POST', 'DELETE']:
LOG.debug('Operation completed with status code %(status)s',
{'status': status})
return xml_tree
def vpsa_send_cmd(self, cmd, **kwargs):
try:
response = self.vpsa.send_cmd(cmd, **kwargs)
except common.exception.UnknownCmd as e:
raise cinder_exception.UnknownCmd(cmd=e.cmd)
except common.exception.SessionRequestException as e:
raise zadara_exception.ZadaraSessionRequestException(msg=e.msg)
except common.exception.BadHTTPResponseStatus as e:
raise cinder_exception.BadHTTPResponseStatus(status=e.status)
except common.exception.FailedCmdWithDump as e:
raise cinder_exception.FailedCmdWithDump(status=e.status,
data=e.data)
except common.exception.ZadaraInvalidAccessKey:
raise zadara_exception.ZadaraCinderInvalidAccessKey()
return response
