def wait_for_bm_node_status(client, node_id, attr, status):
"""Waits for a baremetal node attribute to reach given status.
The client should have a show_node(node_uuid) method to get the node.
"""
_, node = client.show_node(node_id)
start = int(time.time())
while node[attr] != status:
time.sleep(client.build_interval)
_, node = client.show_node(node_id)
status_curr = node[attr]
if status_curr == status:
return
if int(time.time()) - start >= client.build_timeout:
message = ('Node %(node_id)s failed to reach %(attr)s=%(status)s '
'within the required time (%(timeout)s s).' % {
'node_id': node_id,
'attr': attr,
'status': status,
'timeout': client.build_timeout
})
message += ' Current state of %s: %s.' % (attr, status_curr)
caller = misc_utils.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
def wait_for_resource_deletion(self, id):
"""Waits for a resource to be deleted
This method will loop over is_resource_deleted until either
is_resource_deleted returns True or the build timeout is reached. This
depends on is_resource_deleted being implemented
:param str id: The id of the resource to check
:raises TimeoutException: If the build_timeout has elapsed and the
resource still hasn't been deleted
"""
start_time = int(time.time())
while True:
if self.is_resource_deleted(id):
return
if int(time.time()) - start_time >= self.build_timeout:
message = ('Failed to delete %(resource_type)s %(id)s within '
'the required time (%(timeout)s s).' %
{'resource_type': self.resource_type, 'id': id,
'timeout': self.build_timeout})
caller = misc_utils.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
time.sleep(self.build_interval)
def wait_for_image_status(client, image_id, status):
"""Waits for an image to reach a given status.
The client should have a show_image(image_id) method to get the image.
The client should also have build_interval and build_timeout attributes.
"""
image = client.show_image(image_id)
start = int(time.time())
while image['status'] != status:
time.sleep(client.build_interval)
image = client.show_image(image_id)
status_curr = image['status']
if status_curr == 'ERROR':
raise exceptions.AddImageException(image_id=image_id)
# check the status again to avoid a false negative where we hit
# the timeout at the same time that the image reached the expected
# status
if status_curr == status:
return
if int(time.time()) - start >= client.build_timeout:
message = ('Image %(image_id)s failed to reach %(status)s state'
'(current state %(status_curr)s) '
'within the required time (%(timeout)s s).' % {
'image_id': image_id,
'status': status,
'status_curr': status_curr,
'timeout': client.build_timeout
})
caller = misc_utils.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
def _log_request(self, method, req_url, resp,
secs="", req_headers=None,
req_body=None, resp_body=None):
if req_headers is None:
req_headers = {}
# if we have the request id, put it in the right part of the log
extra = dict(request_id=self._get_request_id(resp))
# NOTE(sdague): while we still have 6 callers to this function
# we're going to just provide work around on who is actually
# providing timings by gracefully adding no content if they don't.
# Once we're down to 1 caller, clean this up.
caller_name = misc_utils.find_test_caller()
if secs:
secs = " %.3fs" % secs
self.LOG.info(
'Request (%s): %s %s %s%s' % (
caller_name,
resp['status'],
method,
req_url,
secs),
extra=extra)
# Also look everything at DEBUG if you want to filter this
# out, don't run at debug.
if self.LOG.isEnabledFor(real_logging.DEBUG):
self._log_request_full(method, req_url, resp, secs, req_headers,
req_body, resp_body, caller_name, extra)
def get_tenant_network(creds_provider, compute_networks_client):
"""Get a network usable by the primary tenant
:param creds_provider: instance of credential provider
:param compute_networks_client: compute network client. We want to have the
compute network client so we can have use a common approach for both
neutron and nova-network cases. If this is not an admin network
client, set_network_kwargs might fail in case fixed_network_name
is the network to be used, and it's not visible to the tenant
:return a dict with 'id' and 'name' of the network
"""
caller = misc_utils.find_test_caller()
fixed_network_name = CONF.compute.fixed_network_name
net_creds = creds_provider.get_primary_creds()
network = getattr(net_creds, 'network', None)
if not network or not network.get('name'):
if fixed_network_name:
msg = ('No valid network provided or created, defaulting to '
'fixed_network_name')
if caller:
msg = '(%s) %s' % (caller, msg)
LOG.debug(msg)
try:
network = get_network_from_name(fixed_network_name,
compute_networks_client)
except exceptions.InvalidConfiguration:
network = {}
msg = ('Found network %s available for tenant' % network)
if caller:
msg = '(%s) %s' % (caller, msg)
LOG.info(msg)
return network
def wait_for_image_status(self, image_id, status):
"""Waits for a Image to reach a given status."""
start_time = time.time()
old_value = value = self._get_image_status(image_id)
while True:
dtime = time.time() - start_time
time.sleep(self.build_interval)
if value != old_value:
LOG.info(
'Value transition from "%s" to "%s"'
'in %d second(s).', old_value, value, dtime)
if value == status:
return value
if value == 'killed':
raise exceptions.ImageKilledException(image_id=image_id,
status=status)
if dtime > self.build_timeout:
message = ('Time Limit Exceeded! (%ds)'
'while waiting for %s, '
'but we got %s.' %
(self.build_timeout, status, value))
caller = misc_utils.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
time.sleep(self.build_interval)
old_value = value
value = self._get_image_status(image_id)
def _log_request_start(self, method, req_url, req_headers=None,
req_body=None):
if req_headers is None:
req_headers = {}
caller_name = misc_utils.find_test_caller()
if self.trace_requests and re.search(self.trace_requests, caller_name):
self.LOG.debug('Starting Request (%s): %s %s' %
(caller_name, method, req_url))
def get_network_from_name(name, compute_networks_client):
"""Get a full network dict from just a network name
:param str name: the name of the network to use
:param NetworksClient compute_networks_client: The network client
object to use for making the network lists api request
:return: The full dictionary for the network in question
:rtype: dict
:raises InvalidConfiguration: If the name provided is invalid, the networks
list returns a 404, there are no found networks, or the found network
is invalid
"""
caller = misc_utils.find_test_caller()
if not name:
raise exceptions.InvalidConfiguration()
networks = compute_networks_client.list_networks()
networks = [n for n in networks if n['label'] == name]
# Check that a network exists, else raise an InvalidConfigurationException
if len(networks) == 1:
network = sorted(networks)[0]
elif len(networks) > 1:
msg = ("Network with name: %s had multiple matching networks in the "
"list response: %s\n Unable to specify a single network" %
(name, networks))
if caller:
msg = '(%s) %s' % (caller, msg)
LOG.warn(msg)
raise exceptions.InvalidConfiguration()
else:
msg = "Network with name: %s not found" % name
if caller:
msg = '(%s) %s' % (caller, msg)
LOG.warn(msg)
raise exceptions.InvalidConfiguration()
# To be consistent between neutron and nova network always use name even
# if label is used in the api response. If neither is present than then
# the returned network is invalid.
name = network.get('name') or network.get('label')
if not name:
msg = "Network found from list doesn't contain a valid name or label"
if caller:
msg = '(%s) %s' % (caller, msg)
LOG.warn(msg)
raise exceptions.InvalidConfiguration()
network['name'] = name
return network
def wait_for_resource_status(self,
fetch,
status,
interval=None,
timeout=None):
"""
@summary: Waits for a network resource to reach a status
@param fetch: the callable to be used to query the resource status
@type fecth: callable that takes no parameters and returns the resource
@param status: the status that the resource has to reach
@type status: String
@param interval: the number of seconds to wait between each status
query
@type interval: Integer
@param timeout: the maximum number of seconds to wait for the resource
to reach the desired status
@type timeout: Integer
"""
if not interval:
interval = self.build_interval
if not timeout:
timeout = self.build_timeout
start_time = time.time()
while time.time() - start_time <= timeout:
resource = fetch()
if resource['status'] == status:
return
time.sleep(interval)
# At this point, the wait has timed out
message = 'Resource %s' % (str(resource))
message += ' failed to reach status %s' % status
message += ' (current: %s)' % resource['status']
message += ' within the required time %s' % timeout
caller = misc.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
def wait_for_server_status(client,
server_id,
status,
ready_wait=True,
extra_timeout=0,
raise_on_error=True):
"""Waits for a server to reach a given status."""
def _get_task_state(body):
return body.get('OS-EXT-STS:task_state', None)
# NOTE(afazekas): UNKNOWN status possible on ERROR
# or in a very early stage.
body = client.show_server(server_id)
old_status = server_status = body['status']
old_task_state = task_state = _get_task_state(body)
start_time = int(time.time())
timeout = client.build_timeout + extra_timeout
while True:
# NOTE(afazekas): Now the BUILD status only reached
# between the UNKNOWN->ACTIVE transition.
# TODO(afazekas): enumerate and validate the stable status set
if status == 'BUILD' and server_status != 'UNKNOWN':
return
if server_status == status:
if ready_wait:
if status == 'BUILD':
return
# NOTE(afazekas): The instance is in "ready for action state"
# when no task in progress
# NOTE(afazekas): Converted to string bacuse of the XML
# responses
if str(task_state) == "None":
# without state api extension 3 sec usually enough
time.sleep(CONF.compute.ready_wait)
return
else:
return
time.sleep(client.build_interval)
body = client.show_server(server_id)
server_status = body['status']
task_state = _get_task_state(body)
if (server_status != old_status) or (task_state != old_task_state):
LOG.info('State transition "%s" ==> "%s" after %d second wait',
'/'.join((old_status, str(old_task_state))), '/'.join(
(server_status, str(task_state))),
time.time() - start_time)
if (server_status == 'ERROR') and raise_on_error:
if 'fault' in body:
raise exceptions.BuildErrorException(body['fault'],
server_id=server_id)
else:
raise exceptions.BuildErrorException(server_id=server_id)
timed_out = int(time.time()) - start_time >= timeout
if timed_out:
expected_task_state = 'None' if ready_wait else 'n/a'
message = ('Server %(server_id)s failed to reach %(status)s '
'status and task state "%(expected_task_state)s" '
'within the required time (%(timeout)s s).' % {
'server_id': server_id,
'status': status,
'expected_task_state': expected_task_state,
'timeout': timeout
})
message += ' Current status: %s.' % server_status
message += ' Current task state: %s.' % task_state
caller = misc_utils.find_test_caller()
if caller:
message = '(%s) %s' % (caller, message)
raise exceptions.TimeoutException(message)
old_status = server_status
old_task_state = task_state
