deb-sahara/sahara/plugins/cdh/v5_4_0/edp_engine.py
Vitaly Gridnev 4824ca3dc6 [CDH] Fix problem with launching Spark jobs
Sahara EDP should select SPARK_YARN_HISTORY_SERVER node
as the master node for running Spark jobs.
Also uploaded spark job to cdh_flow on CI.

Closes-bug: 1490012
Change-Id: I09a745b8c84e6cca2fb2924e85d845aafc8e1134
2015-09-05 01:24:18 +03:00

113 lines
4.5 KiB
Python

# Copyright (c) 2015 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from sahara import exceptions as ex
from sahara.plugins.cdh import confighints_helper as ch_helper
from sahara.plugins.cdh.v5_4_0 import cloudera_utils as cu
from sahara.plugins import exceptions as pl_ex
from sahara.plugins import utils as u
from sahara.service.edp import hdfs_helper
from sahara.service.edp.oozie import engine as edp_engine
from sahara.service.edp.spark import engine as edp_spark_engine
from sahara.utils import edp
CU = cu.ClouderaUtilsV540()
class EdpOozieEngine(edp_engine.OozieJobEngine):
def get_hdfs_user(self):
return 'hdfs'
def create_hdfs_dir(self, remote, dir_name):
hdfs_helper.create_dir_hadoop2(remote, dir_name, self.get_hdfs_user())
def get_oozie_server_uri(self, cluster):
oozie_ip = CU.pu.get_oozie(cluster).management_ip
return 'http://%s:11000/oozie' % oozie_ip
def get_name_node_uri(self, cluster):
if len(CU.pu.get_jns(cluster)) > 0:
return 'hdfs://%s' % CU.NAME_SERVICE
else:
namenode_ip = CU.pu.get_namenode(cluster).fqdn()
return 'hdfs://%s:8020' % namenode_ip
def get_resource_manager_uri(self, cluster):
resourcemanager_ip = CU.pu.get_resourcemanager(cluster).fqdn()
return '%s:8032' % resourcemanager_ip
def get_oozie_server(self, cluster):
return CU.pu.get_oozie(cluster)
def validate_job_execution(self, cluster, job, data):
oo_count = u.get_instances_count(cluster, 'OOZIE_SERVER')
if oo_count != 1:
raise pl_ex.InvalidComponentCountException(
'OOZIE_SERVER', '1', oo_count)
super(EdpOozieEngine, self).validate_job_execution(cluster, job, data)
@staticmethod
def get_possible_job_config(job_type):
if edp.compare_job_type(job_type, edp.JOB_TYPE_HIVE):
return {'job_config': ch_helper.get_possible_hive_config_from(
'plugins/cdh/v5_4_0/resources/hive-site.xml')}
if edp.compare_job_type(job_type,
edp.JOB_TYPE_MAPREDUCE,
edp.JOB_TYPE_MAPREDUCE_STREAMING):
return {'job_config': ch_helper.get_possible_mapreduce_config_from(
'plugins/cdh/v5_4_0/resources/mapred-site.xml')}
if edp.compare_job_type(job_type, edp.JOB_TYPE_PIG):
return {'job_config': ch_helper.get_possible_pig_config_from(
'plugins/cdh/v5_4_0/resources/mapred-site.xml')}
return edp_engine.OozieJobEngine.get_possible_job_config(job_type)
class EdpSparkEngine(edp_spark_engine.SparkJobEngine):
edp_base_version = "5.4.0"
def __init__(self, cluster):
super(EdpSparkEngine, self).__init__(cluster)
self.master = u.get_instance(cluster, "SPARK_YARN_HISTORY_SERVER")
self.plugin_params["spark-user"] = "sudo -u spark "
self.plugin_params["spark-submit"] = "spark-submit"
self.plugin_params["deploy-mode"] = "cluster"
self.plugin_params["master"] = "yarn-cluster"
driver_cp = u.get_config_value_or_default(
"Spark", "Executor extra classpath", self.cluster)
self.plugin_params["driver-class-path"] = driver_cp
@staticmethod
def edp_supported(version):
return version >= EdpSparkEngine.edp_base_version
def validate_job_execution(self, cluster, job, data):
if not self.edp_supported(cluster.hadoop_version):
raise ex.InvalidDataException(
_('Cloudera {base} or higher required to run {type}'
'jobs').format(
base=EdpSparkEngine.edp_base_version, type=job.type))
shs_count = u.get_instances_count(
cluster, 'SPARK_YARN_HISTORY_SERVER')
if shs_count != 1:
raise pl_ex.InvalidComponentCountException(
'SPARK_YARN_HISTORY_SERVER', '1', shs_count)
super(EdpSparkEngine, self).validate_job_execution(
cluster, job, data)