Commit 3a11949f authored by Roque's avatar Roque

scalability: refactor in create-destroy instance

- before create a new instance checks if the current testsuite has an old one
- re-uses file-dictionary functions of frontend software checks
- minor fixes

/reviewed-on !615
parent acd37471
......@@ -92,6 +92,7 @@ PASSWORD_FILE = "/sr_pass"
PASSWORD_LENGTH = 10
HOSTFILE = "/hosts"
SR_DICT = "frontend_software_dict"
INSTANCE_DICT = "instances_dict"
class ScalabilityTestRunner():
def __init__(self, testnode):
......@@ -177,17 +178,35 @@ class ScalabilityTestRunner():
config["sla-dict"]["instance_guid=%s" % frontend_instance_guid] = ["frontend"]
return config
def _createInstance(self, software_path, software_configuration, instance_title,
def getDictionaryFromFile(self, dict_file):
dictionary = {}
if os.path.isfile(dict_file):
with open(dict_file, 'r') as file:
dictionary = pickle.loads(file.read())
return dictionary
def updateDictionaryFile(self, dict_file, dictionary, key, value):
dictionary[key] = value
with open(dict_file, 'w') as file:
file.write(pickle.dumps(dictionary))
def _createInstance(self, software_path, software_configuration,
test_result, test_suite, frontend_software, frontend_instance_guid=None):
"""
Create scalability instance
Create scalability instance. If there is an old instance for this testsuite, it destroys it.
"""
if self.authorize_request:
logger.info("testnode, request : %s", instance_title)
slappart_directory = self.testnode.config['srv_directory'].rsplit("srv", 1)[0]
instance_dict_file = slappart_directory + "var/" + INSTANCE_DICT
instance_dict = self.getDictionaryFromFile(instance_dict_file)
if test_suite in instance_dict:
self.slapos_communicator.requestInstanceDestroy(instance_dict[test_suite])
self.updateDictionaryFile(instance_dict_file, instance_dict, test_suite, self.instance_title)
logger.info("testnode, request : %s", self.instance_title)
config = self._generateInstanceXML(software_configuration,
test_result, test_suite, frontend_software, frontend_instance_guid)
request_kw = {"partition_parameter_kw": {"_" : json.dumps(config)} }
self.slapos_communicator.requestInstanceStart(instance_title, request_kw)
self.slapos_communicator.requestInstanceStart(self.instance_title, request_kw)
self.authorize_request = False
return {'status_code' : 0}
else:
......@@ -370,26 +389,16 @@ Require valid-user
software_file.close()
def newFrontendMasterSoftware(self, frontend_master_reference, frontend_software):
def getSoftwareDictionary(software_dict_file):
software_dict = {}
if os.path.isfile(software_dict_file):
with open(software_dict_file, 'r') as file:
software_dict = pickle.loads(file.read())
return software_dict
def updateSoftwareDictionary(software_dict_file, software_dict, frontend_master_reference, frontend_software):
software_dict[frontend_master_reference] = frontend_software
with open(software_dict_file, 'w') as file:
file.write(pickle.dumps(software_dict))
frontend_master_reference = frontend_master_reference.replace(";",",")
slappart_directory = self.testnode.config['srv_directory'].rsplit("srv", 1)[0]
software_dict_file = slappart_directory + "var/" + SR_DICT
software_dict = getSoftwareDictionary(software_dict_file)
software_dict = self.getDictionaryFromFile(software_dict_file)
if frontend_master_reference in software_dict:
if software_dict[frontend_master_reference] != frontend_software:
updateSoftwareDictionary(software_dict_file, software_dict, frontend_master_reference, frontend_software)
self.updateDictionaryFile(software_dict_file, software_dict, frontend_master_reference, frontend_software)
return True
else:
updateSoftwareDictionary(software_dict_file, software_dict, frontend_master_reference, frontend_software)
self.updateDictionaryFile(software_dict_file, software_dict, frontend_master_reference, frontend_software)
return True
return False
......@@ -479,9 +488,6 @@ Require valid-user
supply,
self.reachable_profile,
computer_guid=self.launcher_nodes_computer_guid[0])
# Delete old instances
logger.info("Destroying old requested instances")
self.slapos_communicator.requestInstanceDestroy(self.instance_title)
# Ask for SR installation
for computer_guid in self.involved_nodes_computer_guid:
self._prepareSlapOS(self.reachable_profile, computer_guid)
......@@ -514,7 +520,6 @@ Require valid-user
try:
self._createInstance(self.reachable_profile,
configuration_list[0],
self.instance_title,
node_test_suite.test_result,
node_test_suite.test_suite,
self.frontend_software,
......@@ -543,7 +548,7 @@ Require valid-user
pass
return suite, repo_location
def getInstanceInformation(self, suite):
def getInstanceInformation(self, suite, count):
logger.info("Getting instance information:")
instance_information_time = time.time()
instance_information = self.slapos_communicator.getInstanceUrlDict()
......@@ -663,7 +668,7 @@ Require valid-user
logger.info("Test case for count : %d is in a running state." % count)
try:
instance_url, bootstrap_url, metric_url, site_availability_url = self.getInstanceInformation(suite)
instance_url, bootstrap_url, metric_url, site_availability_url = self.getInstanceInformation(suite, count)
except Exception as e:
error_message = "Error getting testsuite information: " + str(e)
break
......
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