def _create_ironic_client(self):
api_version = self.options.os_baremetal_api_version
allow_api_version_downgrade = False
if not api_version:
api_version = self.cloud_region.get_default_microversion(_TYPE)
if not api_version:
api_version = http.LATEST_VERSION
allow_api_version_downgrade = True
LOG.debug('Using bare metal API version %s, downgrade %s', api_version,
'allowed' if allow_api_version_downgrade else 'disallowed')
# NOTE(dtantsur): endpoint_override is required to respect settings in
# clouds.yaml, such as baremetal_endpoint_override.
endpoint_override = self.cloud_region.get_endpoint(_TYPE)
try:
return client.Client(
os_ironic_api_version=api_version,
allow_api_version_downgrade=allow_api_version_downgrade,
session=self.cloud_region.get_session(),
region_name=self.cloud_region.get_region_name(_TYPE),
endpoint_override=endpoint_override,
max_retries=self.options.max_retries,
retry_interval=self.options.retry_interval,
)
except exc.EndpointNotFound as e:
# Re-raise with a more obvious message.
raise exc.EndpointNotFound(_HELP % {
'err': e,
'cmd': sys.argv[0],
'project': 'ironic'
})
def _http_request(self, url, method, **kwargs):
"""Send an http request with the specified characteristics.
Wrapper around httplib.HTTP(S)Connection.request to handle tasks such
as setting headers and error handling.
"""
# Copy the kwargs so we can reuse the original in case of redirects
kwargs['headers'] = copy.deepcopy(kwargs.get('headers', {}))
kwargs['headers'].setdefault('User-Agent', USER_AGENT)
if self.auth_token:
kwargs['headers'].setdefault('X-Auth-Token', self.auth_token)
self.log_curl_request(method, url, kwargs)
conn = self.get_connection()
try:
conn_url = self._make_connection_url(url)
conn.request(method, conn_url, **kwargs)
resp = conn.getresponse()
except socket.gaierror as e:
message = ("Error finding address for %(url)s: %(e)s"
% dict(url=url, e=e))
raise exc.EndpointNotFound(message)
except (socket.error, socket.timeout) as e:
endpoint = self.endpoint
message = ("Error communicating with %(endpoint)s %(e)s"
% dict(endpoint=endpoint, e=e))
raise exc.ConnectionRefused(message)
body_iter = ResponseBodyIterator(resp)
# Read body into string if it isn't obviously image data
body_str = None
if resp.getheader('content-type', None) != 'application/octet-stream':
body_str = ''.join([chunk for chunk in body_iter])
self.log_http_response(resp, body_str)
body_iter = six.StringIO(body_str)
else:
self.log_http_response(resp)
if 400 <= resp.status < 600:
LOG.warn("Request returned failure status.")
error_json = _extract_error_json(body_str)
raise exc.from_response(
resp, error_json.get('faultstring'),
error_json.get('debuginfo'), method, url)
elif resp.status in (301, 302, 305):
# Redirected. Reissue the request to the new location.
return self._http_request(resp['location'], method, **kwargs)
elif resp.status == 300:
raise exc.from_response(resp, method=method, url=url)
return resp, body_iter
def __init__(self, os_ironic_api_version, api_version_select_state,
max_retries, retry_interval, **kwargs):
self.os_ironic_api_version = os_ironic_api_version
self.api_version_select_state = api_version_select_state
self.conflict_max_retries = max_retries
self.conflict_retry_interval = retry_interval
if isinstance(kwargs.get('endpoint_override'), six.string_types):
kwargs['endpoint_override'] = _trim_endpoint_api_version(
kwargs['endpoint_override'])
super(SessionClient, self).__init__(**kwargs)
endpoint_filter = self._get_endpoint_filter()
endpoint = self.get_endpoint(**endpoint_filter)
if endpoint is None:
raise exc.EndpointNotFound(
_('The Bare Metal API endpoint cannot be detected and was '
'not provided explicitly'))
self.endpoint_trimmed = _trim_endpoint_api_version(endpoint)
def _create_inspector_client(self):
assert ironic_inspector_client is not None, \
'BUG: _create_inspector_client called without inspector client'
# NOTE(dtantsur): endpoint_override is required to respect settings in
# clouds.yaml, such as baremetal_introspection_endpoint_override.
endpoint_override = self.cloud_region.get_endpoint(_INSPECTOR_TYPE)
try:
return ironic_inspector_client.ClientV1(
inspector_url=endpoint_override,
session=self.cloud_region.get_session(),
region_name=self.cloud_region.get_region_name(_INSPECTOR_TYPE),
)
except ironic_inspector_client.EndpointNotFound as e:
# Re-raise with a more obvious message.
raise exc.EndpointNotFound(_HELP % {
'err': e,
'cmd': sys.argv[0],
'project': 'ironic-inspector'
})
def _http_request(self, url, method, **kwargs):
"""Send an http request with the specified characteristics.
Wrapper around httplib.HTTP(S)Connection.request to handle tasks such
as setting headers and error handling.
"""
# Copy the kwargs so we can reuse the original in case of redirects
kwargs['headers'] = copy.deepcopy(kwargs.get('headers', {}))
kwargs['headers'].setdefault('User-Agent', USER_AGENT)
if self.os_ironic_api_version:
kwargs['headers'].setdefault('X-OpenStack-Ironic-API-Version',
self.os_ironic_api_version)
if self.auth_token:
kwargs['headers'].setdefault('X-Auth-Token', self.auth_token)
self.log_curl_request(method, url, kwargs)
conn = self.get_connection()
try:
conn_url = self._make_connection_url(url)
conn.request(method, conn_url, **kwargs)
resp = conn.getresponse()
# TODO(deva): implement graceful client downgrade when connecting
# to servers that did not support microversions. Details here:
# http://specs.openstack.org/openstack/ironic-specs/specs/kilo/api-microversions.html#use-case-3b-new-client-communicating-with-a-old-ironic-user-specified # noqa
if resp.status == 406:
negotiated_ver = self.negotiate_version(conn, resp)
kwargs['headers']['X-OpenStack-Ironic-API-Version'] = (
negotiated_ver)
return self._http_request(url, method, **kwargs)
except socket.gaierror as e:
message = ("Error finding address for %(url)s: %(e)s" %
dict(url=url, e=e))
raise exc.EndpointNotFound(message)
except (socket.error, socket.timeout) as e:
endpoint = self.endpoint
message = ("Error communicating with %(endpoint)s %(e)s" %
dict(endpoint=endpoint, e=e))
raise exc.ConnectionRefused(message)
body_iter = ResponseBodyIterator(resp)
# Read body into string if it isn't obviously image data
body_str = None
if resp.getheader('content-type', None) != 'application/octet-stream':
body_str = ''.join([chunk for chunk in body_iter])
self.log_http_response(resp, body_str)
body_iter = six.StringIO(body_str)
else:
self.log_http_response(resp)
if 400 <= resp.status < 600:
LOG.warn("Request returned failure status.")
error_json = _extract_error_json(body_str)
raise exc.from_response(resp, error_json.get('faultstring'),
error_json.get('debuginfo'), method, url)
elif resp.status in (301, 302, 305):
# Redirected. Reissue the request to the new location.
return self._http_request(resp['location'], method, **kwargs)
elif resp.status == 300:
raise exc.from_response(resp, method=method, url=url)
return resp, body_iter
