def test_core_config(self):
result = th.vm_awareness_core_config()
self.assertEqual(4, len(result))
for item in result:
del item['description']
className = 'org.apache.hadoop.net.NetworkTopologyWithNodeGroup'
self.assertIn({'name': "net.topology.impl",
'value': className},
result)
self.assertIn({'name': "net.topology.nodegroup.aware",
'value': 'true'},
result)
className = 'org.apache.hadoop.hdfs.server.namenode.' \
'BlockPlacementPolicyWithNodeGroup'
self.assertIn({'name': "dfs.block.replicator.classname",
'value': className},
result)
def test_core_config(self):
result = th.vm_awareness_core_config()
self.assertEqual(4, len(result))
for item in result:
del item['description']
className = 'org.apache.hadoop.net.NetworkTopologyWithNodeGroup'
self.assertIn({'name': "net.topology.impl",
'value': className},
result)
self.assertIn({'name': "net.topology.nodegroup.aware",
'value': 'true'},
result)
className = 'org.apache.hadoop.hdfs.server.namenode.' \
'BlockPlacementPolicyWithNodeGroup'
self.assertIn({'name': "dfs.block.replicator.classname",
'value': className},
result)
def generate_xml_configs(cluster, node_group, hive_mysql_passwd):
oozie_hostname = _get_hostname(utils.get_oozie(cluster))
hive_hostname = _get_hostname(utils.get_hiveserver(cluster))
ng_configs = node_group.configuration()
general_cfg = get_general_configs(hive_hostname, hive_mysql_passwd)
all_cfg = generate_savanna_configs(cluster, node_group)
# inserting user-defined configs
for key, value in extract_xml_confs(ng_configs):
all_cfg[key] = value
# applying swift configs if user enabled it
swift_xml_confs = swift.get_swift_configs()
all_cfg = generate_cfg_from_general(all_cfg, ng_configs, general_cfg)
# invoking applied configs to appropriate xml files
core_all = CORE_DEFAULT + swift_xml_confs
mapred_all = MAPRED_DEFAULT
if CONF.enable_data_locality:
all_cfg.update(topology.TOPOLOGY_CONFIG)
# applying vm awareness configs
core_all += topology.vm_awareness_core_config()
mapred_all += topology.vm_awareness_mapred_config()
xml_configs = {
'core-site': x.create_hadoop_xml(all_cfg, core_all),
'mapred-site': x.create_hadoop_xml(all_cfg, mapred_all),
'hdfs-site': x.create_hadoop_xml(all_cfg, HDFS_DEFAULT)
}
if hive_hostname:
xml_configs.update({'hive-site':
x.create_hadoop_xml(all_cfg, HIVE_DEFAULT)})
LOG.debug('Generated hive-site.xml for hive % s', hive_hostname)
if oozie_hostname:
xml_configs.update({'oozie-site':
x.create_hadoop_xml(all_cfg, o_h.OOZIE_DEFAULT)})
LOG.debug('Generated oozie-site.xml for oozie % s', oozie_hostname)
return xml_configs
def finalize_configuration(self, cluster_spec):
nn_hosts = cluster_spec.determine_component_hosts('NAMENODE')
if nn_hosts:
props = {'core-site': ['fs.default.name'],
'hdfs-site': ['dfs.http.address', 'dfs.https.address']}
self._replace_config_token(
cluster_spec, '%NN_HOST%', nn_hosts.pop().fqdn(), props)
snn_hosts = cluster_spec.determine_component_hosts(
'SECONDARY_NAMENODE')
if snn_hosts:
props = {'hdfs-site': ['dfs.secondary.http.address']}
self._replace_config_token(
cluster_spec, '%SNN_HOST%', snn_hosts.pop().fqdn(), props)
# add swift properties to configuration
core_site_config = cluster_spec.configurations['core-site']
for prop in self._get_swift_properties():
core_site_config[prop['name']] = prop['value']
# add topology properties to configuration, if enabled
if CONF.enable_data_locality:
for prop in th.vm_awareness_core_config():
core_site_config[prop['name']] = prop['value']
core_site_config.update(TOPOLOGY_CONFIG)
# process storage paths to accommodate ephemeral or cinder storage
nn_ng = cluster_spec.get_node_groups_containing_component(
'NAMENODE')[0]
dn_node_groups = cluster_spec.get_node_groups_containing_component(
'DATANODE')
common_paths = []
if dn_node_groups:
common_paths = self._get_common_paths(dn_node_groups)
hdfs_site_config = cluster_spec.configurations['hdfs-site']
global_config = cluster_spec.configurations['global']
hdfs_site_config['dfs.name.dir'] = self._generate_storage_path(
nn_ng.storage_paths(), '/hadoop/hdfs/namenode')
global_config['dfs_name_dir'] = self._generate_storage_path(
nn_ng.storage_paths(), '/hadoop/hdfs/namenode')
if common_paths:
hdfs_site_config['dfs.data.dir'] = self._generate_storage_path(
common_paths, '/hadoop/hdfs/data')
global_config['dfs_data_dir'] = self._generate_storage_path(
common_paths, '/hadoop/hdfs/data')
def generate_xml_configs(cluster, node_group, hive_mysql_passwd):
oozie_hostname = _get_hostname(utils.get_oozie(cluster))
hive_hostname = _get_hostname(utils.get_hiveserver(cluster))
ng_configs = node_group.configuration()
general_cfg = get_general_configs(hive_hostname, hive_mysql_passwd)
all_cfg = generate_savanna_configs(cluster, node_group)
# inserting user-defined configs
for key, value in extract_xml_confs(ng_configs):
all_cfg[key] = value
# applying swift configs if user enabled it
swift_xml_confs = swift.get_swift_configs()
all_cfg = generate_cfg_from_general(all_cfg, ng_configs, general_cfg)
# invoking applied configs to appropriate xml files
core_all = CORE_DEFAULT + swift_xml_confs
mapred_all = MAPRED_DEFAULT
if CONF.enable_data_locality:
all_cfg.update(topology.TOPOLOGY_CONFIG)
# applying vm awareness configs
core_all += topology.vm_awareness_core_config()
mapred_all += topology.vm_awareness_mapred_config()
xml_configs = {
'core-site': x.create_hadoop_xml(all_cfg, core_all),
'mapred-site': x.create_hadoop_xml(all_cfg, mapred_all),
'hdfs-site': x.create_hadoop_xml(all_cfg, HDFS_DEFAULT)
}
if hive_hostname:
xml_configs.update(
{'hive-site': x.create_hadoop_xml(all_cfg, HIVE_DEFAULT)})
LOG.debug('Generated hive-site.xml for hive % s', hive_hostname)
if oozie_hostname:
xml_configs.update(
{'oozie-site': x.create_hadoop_xml(all_cfg, o_h.OOZIE_DEFAULT)})
LOG.debug('Generated oozie-site.xml for oozie % s', oozie_hostname)
return xml_configs
def finalize_configuration(self, cluster_spec):
nn_hosts = cluster_spec.determine_component_hosts('NAMENODE')
if nn_hosts:
props = {'core-site': ['fs.default.name'],
'hdfs-site': ['dfs.http.address', 'dfs.https.address']}
self._replace_config_token(
cluster_spec, '%NN_HOST%', nn_hosts.pop().fqdn(), props)
snn_hosts = cluster_spec.determine_component_hosts(
'SECONDARY_NAMENODE')
if snn_hosts:
props = {'hdfs-site': ['dfs.secondary.http.address']}
self._replace_config_token(
cluster_spec, '%SNN_HOST%', snn_hosts.pop().fqdn(), props)
# add swift properties to configuration
core_site_config = cluster_spec.configurations['core-site']
for prop in self._get_swift_properties():
core_site_config[prop['name']] = prop['value']
# add topology properties to configuration, if enabled
if CONF.enable_data_locality:
for prop in th.vm_awareness_core_config():
core_site_config[prop['name']] = prop['value']
core_site_config.update(TOPOLOGY_CONFIG)
# process storage paths to accommodate ephemeral or cinder storage
nn_ng = cluster_spec.get_node_groups_containing_component(
'NAMENODE')[0]
dn_node_groups = cluster_spec.get_node_groups_containing_component(
'DATANODE')
common_paths = []
if dn_node_groups:
common_paths = self._get_common_paths(dn_node_groups)
hdfs_site_config = cluster_spec.configurations['hdfs-site']
global_config = cluster_spec.configurations['global']
hdfs_site_config['dfs.name.dir'] = self._generate_storage_path(
nn_ng.storage_paths(), '/hadoop/hdfs/namenode')
global_config['dfs_name_dir'] = self._generate_storage_path(
nn_ng.storage_paths(), '/hadoop/hdfs/namenode')
if common_paths:
hdfs_site_config['dfs.data.dir'] = self._generate_storage_path(
common_paths, '/hadoop/hdfs/data')
global_config['dfs_data_dir'] = self._generate_storage_path(
common_paths, '/hadoop/hdfs/data')
def generate_xml_configs(configs, storage_path, nn_hostname, jt_hostname,
oozie_hostname, hive_hostname, passwd_hive_mysql):
general_cfg = get_general_configs(hive_hostname, passwd_hive_mysql)
# inserting common configs depends on provisioned VMs and HDFS placement
# TODO(aignatov): should be moved to cluster context
cfg = {
'fs.default.name':
'hdfs://%s:8020' % nn_hostname,
'dfs.name.dir':
extract_hadoop_path(storage_path, '/lib/hadoop/hdfs/namenode'),
'dfs.data.dir':
extract_hadoop_path(storage_path, '/lib/hadoop/hdfs/datanode'),
'dfs.hosts':
'/etc/hadoop/dn.incl',
'dfs.hosts.exclude':
'/etc/hadoop/dn.excl',
}
if jt_hostname:
mr_cfg = {
'mapred.job.tracker':
'%s:8021' % jt_hostname,
'mapred.system.dir':
extract_hadoop_path(storage_path, '/mapred/mapredsystem'),
'mapred.local.dir':
extract_hadoop_path(storage_path, '/lib/hadoop/mapred'),
'mapred.hosts':
'/etc/hadoop/tt.incl',
'mapred.hosts.exclude':
'/etc/hadoop/tt.excl',
}
cfg.update(mr_cfg)
if oozie_hostname:
o_cfg = {
'hadoop.proxyuser.hadoop.hosts': "localhost," + oozie_hostname,
'hadoop.proxyuser.hadoop.groups': 'hadoop',
}
cfg.update(o_cfg)
LOG.debug('Applied Oozie configs for core-site.xml')
cfg.update(o_h.get_oozie_required_xml_configs())
LOG.debug('Applied Oozie configs for oozie-site.xml')
if hive_hostname:
h_cfg = {
'hive.warehouse.subdir.inherit.perms':
True,
'javax.jdo.option.ConnectionURL':
'jdbc:derby:;databaseName=/opt/hive/metastore_db;create=true'
}
cfg.update(h_cfg)
LOG.debug('Applied Hive config for hive metastore server')
# inserting user-defined configs
for key, value in extract_xml_confs(configs):
cfg[key] = value
# applying swift configs if user enabled it
swift_xml_confs = swift.get_swift_configs()
cfg = generate_cfg_from_general(cfg, configs, general_cfg)
# invoking applied configs to appropriate xml files
core_all = CORE_DEFAULT + swift_xml_confs
mapred_all = MAPRED_DEFAULT
if CONF.enable_data_locality:
cfg.update(topology.TOPOLOGY_CONFIG)
# applying vm awareness configs
core_all += topology.vm_awareness_core_config()
mapred_all += topology.vm_awareness_mapred_config()
xml_configs = {
'core-site': x.create_hadoop_xml(cfg, core_all),
'mapred-site': x.create_hadoop_xml(cfg, mapred_all),
'hdfs-site': x.create_hadoop_xml(cfg, HDFS_DEFAULT)
}
if hive_hostname:
xml_configs.update(
{'hive-site': x.create_hadoop_xml(cfg, HIVE_DEFAULT)})
LOG.debug('Generated hive-site.xml for hive % s', hive_hostname)
if oozie_hostname:
xml_configs.update(
{'oozie-site': x.create_hadoop_xml(cfg, o_h.OOZIE_DEFAULT)})
LOG.debug('Generated oozie-site.xml for oozie % s', oozie_hostname)
return xml_configs
def generate_xml_configs(configs, storage_path, nn_hostname, jt_hostname,
oozie_hostname, hive_hostname, passwd_hive_mysql):
general_cfg = get_general_configs(hive_hostname, passwd_hive_mysql)
# inserting common configs depends on provisioned VMs and HDFS placement
# TODO(aignatov): should be moved to cluster context
cfg = {
'fs.default.name': 'hdfs://%s:8020' % nn_hostname,
'dfs.name.dir': extract_hadoop_path(storage_path,
'/lib/hadoop/hdfs/namenode'),
'dfs.data.dir': extract_hadoop_path(storage_path,
'/lib/hadoop/hdfs/datanode'),
'dfs.hosts': '/etc/hadoop/dn.incl',
'dfs.hosts.exclude': '/etc/hadoop/dn.excl',
}
if jt_hostname:
mr_cfg = {
'mapred.job.tracker': '%s:8021' % jt_hostname,
'mapred.system.dir': extract_hadoop_path(storage_path,
'/mapred/mapredsystem'),
'mapred.local.dir': extract_hadoop_path(storage_path,
'/lib/hadoop/mapred'),
'mapred.hosts': '/etc/hadoop/tt.incl',
'mapred.hosts.exclude': '/etc/hadoop/tt.excl',
}
cfg.update(mr_cfg)
if oozie_hostname:
o_cfg = {
'hadoop.proxyuser.hadoop.hosts': "localhost," + oozie_hostname,
'hadoop.proxyuser.hadoop.groups': 'hadoop',
}
cfg.update(o_cfg)
LOG.debug('Applied Oozie configs for core-site.xml')
cfg.update(o_h.get_oozie_required_xml_configs())
LOG.debug('Applied Oozie configs for oozie-site.xml')
if hive_hostname:
h_cfg = {
'hive.warehouse.subdir.inherit.perms': True,
'javax.jdo.option.ConnectionURL':
'jdbc:derby:;databaseName=/opt/hive/metastore_db;create=true'
}
cfg.update(h_cfg)
LOG.debug('Applied Hive config for hive metastore server')
# inserting user-defined configs
for key, value in extract_xml_confs(configs):
cfg[key] = value
# applying swift configs if user enabled it
swift_xml_confs = swift.get_swift_configs()
cfg = generate_cfg_from_general(cfg, configs, general_cfg)
# invoking applied configs to appropriate xml files
core_all = CORE_DEFAULT + swift_xml_confs
mapred_all = MAPRED_DEFAULT
if CONF.enable_data_locality:
cfg.update(topology.TOPOLOGY_CONFIG)
# applying vm awareness configs
core_all += topology.vm_awareness_core_config()
mapred_all += topology.vm_awareness_mapred_config()
xml_configs = {
'core-site': x.create_hadoop_xml(cfg, core_all),
'mapred-site': x.create_hadoop_xml(cfg, mapred_all),
'hdfs-site': x.create_hadoop_xml(cfg, HDFS_DEFAULT)
}
if hive_hostname:
xml_configs.update({'hive-site':
x.create_hadoop_xml(cfg, HIVE_DEFAULT)})
LOG.debug('Generated hive-site.xml for hive % s', hive_hostname)
if oozie_hostname:
xml_configs.update({'oozie-site':
x.create_hadoop_xml(cfg, o_h.OOZIE_DEFAULT)})
LOG.debug('Generated oozie-site.xml for oozie % s', oozie_hostname)
return xml_configs
