def __init__(self):
super(VersionHandler, self).__init__()
self.config_helper = config_helper.ConfigHelperV540()
self.cloudera_utils = cloudera_utils.ClouderaUtilsV540()
self.plugin_utils = plugin_utils.PluginUtilsV540()
self.deploy = deploy
self.edp_engine = edp_engine
self.validation = validation.ValidatorV540()
# 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.i18n import _
from sahara.plugins.cdh.v5_4_0 import plugin_utils as pu
from sahara.plugins import exceptions as ex
from sahara.plugins import utils as u
from sahara.utils import general as gu
PU = pu.PluginUtilsV540()
def validate_cluster_creating(cluster):
mng_count = _get_inst_count(cluster, 'CLOUDERA_MANAGER')
if mng_count != 1:
raise ex.InvalidComponentCountException('CLOUDERA_MANAGER', 1,
mng_count)
nn_count = _get_inst_count(cluster, 'HDFS_NAMENODE')
if nn_count != 1:
raise ex.InvalidComponentCountException('HDFS_NAMENODE', 1, nn_count)
snn_count = _get_inst_count(cluster, 'HDFS_SECONDARYNAMENODE')
if snn_count != 1:
raise ex.InvalidComponentCountException('HDFS_SECONDARYNAMENODE', 1,
def __init__(self):
cu.ClouderaUtils.__init__(self)
self.pu = pu.PluginUtilsV540()
def __init__(self):
cu.ClouderaUtils.__init__(self)
self.pu = pu.PluginUtilsV540()
self.validator = validation.ValidatorV540
class ValidatorV540(validation.Validator):
PU = pu.PluginUtilsV540()
@classmethod
def validate_cluster_creating(cls, cluster):
super(ValidatorV540, cls).validate_cluster_creating(cluster)
cls._hdfs_ha_validation(cluster)
cls._yarn_ha_validation(cluster)
cls._flume_validation(cluster)
cls._sentry_validation(cluster)
cls._solr_validation(cluster)
cls._sqoop_validation(cluster)
cls._hbase_indexer_validation(cluster)
cls._impala_validation(cluster)
cls._kms_validation(cluster)
@classmethod
def _hdfs_ha_validation(cls, cluster):
jn_count = cls._get_inst_count(cluster, 'HDFS_JOURNALNODE')
zk_count = cls._get_inst_count(cluster, 'ZOOKEEPER_SERVER')
require_anti_affinity = cls.PU.c_helper.get_required_anti_affinity(
cluster)
if jn_count > 0:
if jn_count < 3:
raise ex.InvalidComponentCountException(
'HDFS_JOURNALNODE', _('not less than 3'), jn_count)
if not jn_count % 2:
raise ex.InvalidComponentCountException(
'HDFS_JOURNALNODE', _('be odd'), jn_count)
if zk_count < 1:
raise ex.RequiredServiceMissingException('ZOOKEEPER',
required_by='HDFS HA')
if require_anti_affinity:
if 'HDFS_SECONDARYNAMENODE' not in\
cls._get_anti_affinity(cluster):
raise ex.NameNodeHAConfigurationError(
_('HDFS_SECONDARYNAMENODE should be enabled '
'in anti_affinity.'))
if 'HDFS_NAMENODE' not in cls._get_anti_affinity(cluster):
raise ex.NameNodeHAConfigurationError(
_('HDFS_NAMENODE should be enabled in anti_affinity.'))
@classmethod
def _yarn_ha_validation(cls, cluster):
rm_count = cls._get_inst_count(cluster, 'YARN_RESOURCEMANAGER')
zk_count = cls._get_inst_count(cluster, 'ZOOKEEPER_SERVER')
stdb_rm_count = cls._get_inst_count(cluster, 'YARN_STANDBYRM')
require_anti_affinity = cls.PU.c_helper.get_required_anti_affinity(
cluster)
if stdb_rm_count > 1:
raise ex.InvalidComponentCountException('YARN_STANDBYRM',
_('0 or 1'), stdb_rm_count)
if stdb_rm_count > 0:
if rm_count < 1:
raise ex.RequiredServiceMissingException(
'YARN_RESOURCEMANAGER', required_by='RM HA')
if zk_count < 1:
raise ex.RequiredServiceMissingException('ZOOKEEPER',
required_by='RM HA')
if require_anti_affinity:
if 'YARN_RESOURCEMANAGER' not in\
cls._get_anti_affinity(cluster):
raise ex.ResourceManagerHAConfigurationError(
_('YARN_RESOURCEMANAGER should be enabled in '
'anti_affinity.'))
if 'YARN_STANDBYRM' not in cls._get_anti_affinity(cluster):
raise ex.ResourceManagerHAConfigurationError(
_('YARN_STANDBYRM should be'
' enabled in anti_affinity.'))
@classmethod
def _flume_validation(cls, cluster):
a_count = cls._get_inst_count(cluster, 'FLUME_AGENT')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
if a_count >= 1:
if dn_count < 1:
raise ex.RequiredServiceMissingException(
'HDFS_DATANODE', required_by='FLUME_AGENT')
@classmethod
def _sentry_validation(cls, cluster):
snt_count = cls._get_inst_count(cluster, 'SENTRY_SERVER')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
zk_count = cls._get_inst_count(cluster, 'ZOOKEEPER_SERVER')
if snt_count > 1:
raise ex.InvalidComponentCountException('SENTRY_SERVER',
_('0 or 1'), snt_count)
if snt_count == 1:
if dn_count < 1:
raise ex.RequiredServiceMissingException(
'HDFS_DATANODE', required_by='SENTRY_SERVER')
if zk_count < 1:
raise ex.RequiredServiceMissingException(
'ZOOKEEPER', required_by='SENTRY_SERVER')
@classmethod
def _solr_validation(cls, cluster):
slr_count = cls._get_inst_count(cluster, 'SOLR_SERVER')
zk_count = cls._get_inst_count(cluster, 'ZOOKEEPER_SERVER')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
if slr_count >= 1:
if dn_count < 1:
raise ex.RequiredServiceMissingException(
'HDFS_DATANODE', required_by='SOLR_SERVER')
if zk_count < 1:
raise ex.RequiredServiceMissingException(
'ZOOKEEPER', required_by='SOLR_SERVER')
@classmethod
def _sqoop_validation(cls, cluster):
s2s_count = cls._get_inst_count(cluster, 'SQOOP_SERVER')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
hs_count = cls._get_inst_count(cluster, 'YARN_JOBHISTORY')
nm_count = cls._get_inst_count(cluster, 'YARN_NODEMANAGER')
if s2s_count > 1:
raise ex.InvalidComponentCountException('SQOOP_SERVER',
_('0 or 1'), s2s_count)
if s2s_count == 1:
if dn_count < 1:
raise ex.RequiredServiceMissingException(
'HDFS_DATANODE', required_by='SQOOP_SERVER')
if nm_count < 1:
raise ex.RequiredServiceMissingException(
'YARN_NODEMANAGER', required_by='SQOOP_SERVER')
if hs_count != 1:
raise ex.RequiredServiceMissingException(
'YARN_JOBHISTORY', required_by='SQOOP_SERVER')
@classmethod
def _hbase_indexer_validation(cls, cluster):
lhbi_count = cls._get_inst_count(cluster, 'HBASE_INDEXER')
zk_count = cls._get_inst_count(cluster, 'ZOOKEEPER_SERVER')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
slr_count = cls._get_inst_count(cluster, 'SOLR_SERVER')
hbm_count = cls._get_inst_count(cluster, 'HBASE_MASTER')
if lhbi_count >= 1:
if dn_count < 1:
raise ex.RequiredServiceMissingException(
'HDFS_DATANODE', required_by='HBASE_INDEXER')
if zk_count < 1:
raise ex.RequiredServiceMissingException(
'ZOOKEEPER', required_by='HBASE_INDEXER')
if slr_count < 1:
raise ex.RequiredServiceMissingException(
'SOLR_SERVER', required_by='HBASE_INDEXER')
if hbm_count < 1:
raise ex.RequiredServiceMissingException(
'HBASE_MASTER', required_by='HBASE_INDEXER')
@classmethod
def _impala_validation(cls, cluster):
ics_count = cls._get_inst_count(cluster, 'IMPALA_CATALOGSERVER')
iss_count = cls._get_inst_count(cluster, 'IMPALA_STATESTORE')
id_count = cls._get_inst_count(cluster, 'IMPALAD')
dn_count = cls._get_inst_count(cluster, 'HDFS_DATANODE')
hms_count = cls._get_inst_count(cluster, 'HIVE_METASTORE')
if ics_count > 1:
raise ex.InvalidComponentCountException('IMPALA_CATALOGSERVER',
_('0 or 1'), ics_count)
if iss_count > 1:
raise ex.InvalidComponentCountException('IMPALA_STATESTORE',
_('0 or 1'), iss_count)
if ics_count == 1:
datanode_ng = u.get_node_groups(cluster, "HDFS_DATANODE")
impalad_ng = u.get_node_groups(cluster, "IMPALAD")
datanodes = set(ng.id for ng in datanode_ng)
impalads = set(ng.id for ng in impalad_ng)
if datanodes != impalads:
raise ex.InvalidClusterTopology(
_("IMPALAD must be installed on every HDFS_DATANODE"))
if iss_count != 1:
raise ex.RequiredServiceMissingException('IMPALA_STATESTORE',
required_by='IMPALA')
if id_count < 1:
raise ex.RequiredServiceMissingException('IMPALAD',
required_by='IMPALA')
if dn_count < 1:
raise ex.RequiredServiceMissingException('HDFS_DATANODE',
required_by='IMPALA')
if hms_count < 1:
raise ex.RequiredServiceMissingException('HIVE_METASTORE',
required_by='IMPALA')
@classmethod
def _kms_validation(cls, cluster):
kms_count = cls._get_inst_count(cluster, 'KMS')
if kms_count > 1:
raise ex.InvalidComponentCountException('KMS', _('0 or 1'),
kms_count)
@classmethod
def _get_anti_affinity(cls, cluster):
return cluster.anti_affinity
def setUp(self):
super(TestPluginUtilsV540, self).setUp()
self.plug_utils = pu.PluginUtilsV540()
self.version = "v5_4_0"
