def modify_knox_sso_ttl(ttl):
'''
:param ttl: TTL value to be set in knoxsso-topology file.
:return: None
'''
content = apicorelib.get_service_config(serviceName="KNOX",
config_type="knoxsso-topology",
config="content")
import xml.etree.ElementTree as ET
doc = ET.fromstring(content)
service_node = doc.find('service')
for node in service_node:
if node.tag == "param":
for params in node:
if params.tag == "name":
param_text = params.text
if params.tag == "value" and param_text == "knoxsso.token.ttl":
params.text = str(ttl)
propsToSet = {
'content': ET.tostring(doc),
}
apicorelib.modify_service_configs(serviceName="KNOX",
config_type="knoxsso-topology",
configs_dict=propsToSet)
Ambari.start_stop_service(service="KNOX",
state="INSTALLED",
waitForCompletion=True)
Ambari.start_stop_service(service="KNOX",
state="STARTED",
waitForCompletion=True)
def removeYarnQueue(cls,
queueName="newQueue",
defaultConfig=None,
webURL=source_weburl,
cluster=None):
if cluster == None:
cluster = Ambari.getClusterName()
if webURL == None:
webURL = Ambari.getWebUrl()
else:
cluster = Ambari.getClusterName(weburl=webURL)
# Delete new config
deleteConfig = {}
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".acl_administer_jobs"] = "*"
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".acl_submit_applications"] = "*"
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".capacity"] = "0"
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".maximum-capacity"] = "0"
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".state"] = "RUNNING"
deleteConfig["yarn.scheduler.capacity.root." + queueName +
".user-limit-factor"] = "1"
Ambari.deleteConfig(type='capacity-scheduler',
config=deleteConfig,
webURL=webURL)
# Reset to default config
Ambari.setConfig(type='capacity-scheduler',
config=defaultConfig,
webURL=webURL)
Ambari.start_stop_service('YARN',
'INSTALLED',
waitForCompletion=True,
weburl=webURL)
logger.info("---- Done stopping YARN cluster")
Ambari.start_stop_service('YARN',
'STARTED',
waitForCompletion=True,
weburl=webURL)
time.sleep(30)
logger.info("---- Done starting YARN cluster")
def disableEnableDenyPolicyCreation(cls, enableDenyPolicyCreation, webURL):
isDenyPolicyTrue = Ambari.getConfig(
'beacon-security-site',
webURL=webURL)['beacon.ranger.plugin.create.denypolicy']
if (isDenyPolicyTrue == 'true') == enableDenyPolicyCreation:
logger.info("skiping changing config , as it is already present")
else:
propsToSet = {
'beacon.ranger.plugin.create.denypolicy':
enableDenyPolicyCreation
}
Ambari.setConfig("beacon-security-site", propsToSet, webURL=webURL)
Ambari.start_stop_service("BEACON",
'INSTALLED',
waitForCompletion=True,
weburl=webURL)
logger.info("---- Done stopping Beacon cluster")
Ambari.start_stop_service('BEACON',
'STARTED',
waitForCompletion=True,
weburl=webURL)
logger.info("---- Done starting Beacon cluster")