def get_hive_password(cluster):
cluster = conductor.cluster_get(context.ctx(), cluster)
extra = cluster.extra.to_dict()
if 'hive_pass_id' not in extra:
extra['hive_pass_id'] = u.generate_random_password()
conductor.cluster_update(context.ctx(), cluster, {'extra': extra})
return castellan.get_secret(extra['hive_pass_id'])
def get_password_from_db(cluster, pwname):
"""return a password for the named entry
This function will return, or create and return, a password for the
named entry. It will store the password in the key manager and use
the ID in the database entry.
:param cluster: The cluster record containing the password
:param pwname: The entry name associated with the password
:returns: The cleartext password
"""
ctx = context.ctx()
cluster = conductor.cluster_get(ctx, cluster.id)
passwd = cluster.extra.get(pwname) if cluster.extra else None
if passwd:
return key_manager.get_secret(passwd, ctx)
passwd = uuidutils.generate_uuid()
extra = cluster.extra.to_dict() if cluster.extra else {}
extra[pwname] = key_manager.store_secret(passwd, ctx)
conductor.cluster_update(ctx, cluster, {'extra': extra})
return passwd
def _get_hadoop_configs(pctx, instance):
cluster = instance.node_group.cluster
nn_hostname = vu.get_instance_hostname(vu.get_namenode(cluster))
dirs = _get_hadoop_dirs(instance)
confs = {
'Hadoop': {
'fs.defaultFS': 'hdfs://%s:9000' % nn_hostname
},
'HDFS': {
'dfs.namenode.name.dir': ','.join(dirs['hadoop_name_dirs']),
'dfs.datanode.data.dir': ','.join(dirs['hadoop_data_dirs']),
'dfs.hosts': '%s/dn-include' % HADOOP_CONF_DIR,
'dfs.hosts.exclude': '%s/dn-exclude' % HADOOP_CONF_DIR
}
}
res_hostname = vu.get_instance_hostname(vu.get_resourcemanager(cluster))
if res_hostname:
confs['YARN'] = {
'yarn.nodemanager.aux-services':
'mapreduce_shuffle',
'yarn.resourcemanager.hostname':
'%s' % res_hostname,
'yarn.resourcemanager.nodes.include-path':
'%s/nm-include' % (HADOOP_CONF_DIR),
'yarn.resourcemanager.nodes.exclude-path':
'%s/nm-exclude' % (HADOOP_CONF_DIR)
}
confs['MapReduce'] = {'mapreduce.framework.name': 'yarn'}
hs_hostname = vu.get_instance_hostname(vu.get_historyserver(cluster))
if hs_hostname:
confs['MapReduce']['mapreduce.jobhistory.address'] = ("%s:10020" %
hs_hostname)
oozie = vu.get_oozie(cluster)
if oozie:
hadoop_cfg = {
'hadoop.proxyuser.hadoop.hosts': '*',
'hadoop.proxyuser.hadoop.groups': 'hadoop'
}
confs['Hadoop'].update(hadoop_cfg)
oozie_cfg = oozie_helper.get_oozie_required_xml_configs(
HADOOP_CONF_DIR)
if config_helper.is_mysql_enabled(pctx, cluster):
oozie_cfg.update(oozie_helper.get_oozie_mysql_configs(cluster))
confs['JobFlow'] = oozie_cfg
if config_helper.is_swift_enabled(pctx, cluster):
swift_configs = {}
for config in swift.get_swift_configs():
swift_configs[config['name']] = config['value']
confs['Hadoop'].update(swift_configs)
if config_helper.is_data_locality_enabled(pctx, cluster):
confs['Hadoop'].update(th.TOPOLOGY_CONFIG)
confs['Hadoop'].update(
{"topology.script.file.name": HADOOP_CONF_DIR + "/topology.sh"})
hive_hostname = vu.get_instance_hostname(vu.get_hiveserver(cluster))
if hive_hostname:
hive_pass = u.get_hive_password(cluster)
hive_cfg = {
'hive.warehouse.subdir.inherit.perms':
True,
'javax.jdo.option.ConnectionURL':
'jdbc:derby:;databaseName=/opt/hive/metastore_db;create=true'
}
if config_helper.is_mysql_enabled(pctx, cluster):
hive_cfg.update({
'javax.jdo.option.ConnectionURL':
'jdbc:mysql://%s/metastore' % hive_hostname,
'javax.jdo.option.ConnectionDriverName':
'com.mysql.jdbc.Driver',
'javax.jdo.option.ConnectionUserName':
'******',
'javax.jdo.option.ConnectionPassword':
hive_pass,
'datanucleus.autoCreateSchema':
'false',
'datanucleus.fixedDatastore':
'true',
'hive.metastore.uris':
'thrift://%s:9083' % hive_hostname,
})
proxy_configs = cluster.cluster_configs.get('proxy_configs')
if proxy_configs and config_helper.is_swift_enabled(pctx, cluster):
hive_cfg.update({
swift.HADOOP_SWIFT_USERNAME:
proxy_configs['proxy_username'],
swift.HADOOP_SWIFT_PASSWORD:
key_manager.get_secret(proxy_configs['proxy_password']),
swift.HADOOP_SWIFT_TRUST_ID:
proxy_configs['proxy_trust_id'],
swift.HADOOP_SWIFT_DOMAIN_NAME:
CONF.proxy_user_domain_name
})
confs['Hive'] = hive_cfg
return confs
