def _configure_services(client, cluster):
nn_host = u.get_namenode(cluster).fqdn()
snn = u.get_secondarynamenodes(cluster)
snn_host = snn[0].fqdn() if snn else None
rm_host = u.get_resourcemanager(cluster).fqdn() if u.get_resourcemanager(
cluster) else None
hs_host = u.get_historyserver(cluster).fqdn() if u.get_historyserver(
cluster) else None
dn_hosts = [dn.fqdn() for dn in u.get_datanodes(cluster)]
nm_hosts = [tt.fqdn() for tt in u.get_nodemanagers(cluster)]
oozie_host = u.get_oozie(cluster).fqdn() if u.get_oozie(cluster) else None
hive_host = u.get_hiveserver(cluster).fqdn() if u.get_hiveserver(
cluster) else None
services = []
if u.get_namenode(cluster):
services += ['hdfs']
if u.get_resourcemanager(cluster):
services += ['yarn']
if oozie_host:
services += ['oozie']
services += ['pig']
if hive_host:
services += ['hive']
LOG.debug("Add services: %s" % ', '.join(services))
client.services.add(services)
LOG.debug("Assign roles to hosts")
client.services.hdfs.add_nodes('PrimaryNameNode', [nn_host])
client.services.hdfs.add_nodes('DataNode', dn_hosts)
if snn:
client.services.hdfs.add_nodes('SecondaryNameNode', [snn_host])
if oozie_host:
client.services.oozie.add_nodes('Oozie', [oozie_host])
if hive_host:
client.services.hive.add_nodes('HiveServer', [hive_host])
if rm_host:
client.services.yarn.add_nodes('ResourceManager', [rm_host])
client.services.yarn.add_nodes('NodeManager', nm_hosts)
if hs_host:
client.services.yarn.add_nodes('HistoryServer', [hs_host])
def generate_sahara_configs(cluster, node_group=None):
nn_hostname = _get_hostname(utils.get_namenode(cluster))
jt_hostname = _get_hostname(utils.get_jobtracker(cluster))
oozie_hostname = _get_hostname(utils.get_oozie(cluster))
hive_hostname = _get_hostname(utils.get_hiveserver(cluster))
storage_path = node_group.storage_paths() if node_group else None
# 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')
return cfg
def _extract_configs_to_extra(self, cluster):
oozie = utils.get_oozie(cluster)
hive = utils.get_hiveserver(cluster)
extra = dict()
if hive:
extra['hive_mysql_passwd'] = six.text_type(uuid.uuid4())
for ng in cluster.node_groups:
extra[ng.id] = {
'xml': c_helper.generate_xml_configs(
cluster, ng, extra['hive_mysql_passwd'] if hive else None),
'setup_script': c_helper.generate_setup_script(
ng.storage_paths(),
c_helper.extract_environment_confs(ng.configuration()),
append_oozie=(
oozie and oozie.node_group.id == ng.id)
)
}
if c_helper.is_data_locality_enabled(cluster):
topology_data = th.generate_topology_map(
cluster, CONF.enable_hypervisor_awareness)
extra['topology_data'] = "\n".join(
[k + " " + v for k, v in topology_data.items()]) + "\n"
c_helper.get_hadoop_ssh_keys(cluster,extra)
return extra
def _extract_configs_to_extra(self, cluster):
oozie = utils.get_oozie(cluster)
hive = utils.get_hiveserver(cluster)
extra = dict()
if hive:
extra['hive_mysql_passwd'] = six.text_type(uuid.uuid4())
for ng in cluster.node_groups:
extra[ng.id] = {
'xml':
c_helper.generate_xml_configs(
cluster, ng, extra['hive_mysql_passwd'] if hive else None),
'setup_script':
c_helper.generate_setup_script(
ng.storage_paths(),
c_helper.extract_environment_confs(ng.configuration()),
append_oozie=(oozie and oozie.node_group.id == ng.id))
}
if c_helper.is_data_locality_enabled(cluster):
topology_data = th.generate_topology_map(
cluster, CONF.enable_hypervisor_awareness)
extra['topology_data'] = "\n".join(
[k + " " + v for k, v in topology_data.items()]) + "\n"
c_helper.get_hadoop_ssh_keys(cluster, extra)
return extra
def _configure_services(client, cluster):
nn_host = u.get_namenode(cluster).fqdn()
snn = u.get_secondarynamenodes(cluster)
snn_host = snn[0].fqdn() if snn else None
jt_host = u.get_jobtracker(cluster).fqdn() if u.get_jobtracker(
cluster) else None
dn_hosts = [dn.fqdn() for dn in u.get_datanodes(cluster)]
tt_hosts = [tt.fqdn() for tt in u.get_tasktrackers(cluster)]
oozie_host = u.get_oozie(cluster).fqdn() if u.get_oozie(
cluster) else None
hive_host = u.get_hiveserver(cluster).fqdn() if u.get_hiveserver(
cluster) else None
services = []
if u.get_namenode(cluster):
services += ['hdfs']
if u.get_jobtracker(cluster):
services += ['mapred']
if oozie_host:
services += ['oozie']
services += ['pig']
if hive_host:
services += ['hive']
LOG.debug("Add services: %s" % ', '.join(services))
client.services.add(services)
LOG.debug("Assign roles to hosts")
client.services.hdfs.add_nodes('PrimaryNameNode', [nn_host])
client.services.hdfs.add_nodes('DataNode', dn_hosts)
if snn:
client.services.hdfs.add_nodes('SecondaryNameNode', [snn_host])
if oozie_host:
client.services.oozie.add_nodes('Oozie', [oozie_host])
if hive_host:
client.services.hive.add_nodes('HiveServer', [hive_host])
if jt_host:
client.services.mapred.add_nodes('JobTracker', [jt_host])
client.services.mapred.add_nodes('TaskTracker', tt_hosts)
def _configure_services(client, cluster):
nn_host = u.get_namenode(cluster).fqdn()
snn = u.get_secondarynamenodes(cluster)
snn_host = snn[0].fqdn() if snn else None
jt_host = u.get_jobtracker(cluster).fqdn() if u.get_jobtracker(
cluster) else None
dn_hosts = [dn.fqdn() for dn in u.get_datanodes(cluster)]
tt_hosts = [tt.fqdn() for tt in u.get_tasktrackers(cluster)]
oozie_host = u.get_oozie(cluster).fqdn() if u.get_oozie(cluster) else None
hive_host = u.get_hiveserver(cluster).fqdn() if u.get_hiveserver(
cluster) else None
services = []
if u.get_namenode(cluster):
services += ['hdfs']
if u.get_jobtracker(cluster):
services += ['mapred']
if oozie_host:
services += ['oozie']
services += ['pig']
if hive_host:
services += ['hive']
LOG.debug("Add services: %s" % ', '.join(services))
client.services.add(services)
LOG.debug("Assign roles to hosts")
client.services.hdfs.add_nodes('PrimaryNameNode', [nn_host])
client.services.hdfs.add_nodes('DataNode', dn_hosts)
if snn:
client.services.hdfs.add_nodes('SecondaryNameNode', [snn_host])
if oozie_host:
client.services.oozie.add_nodes('Oozie', [oozie_host])
if hive_host:
client.services.hive.add_nodes('HiveServer', [hive_host])
if jt_host:
client.services.mapred.add_nodes('JobTracker', [jt_host])
client.services.mapred.add_nodes('TaskTracker', tt_hosts)
def generate_sahara_configs(cluster, node_group=None):
nn_hostname = _get_hostname(utils.get_namenode(cluster))
jt_hostname = _get_hostname(utils.get_jobtracker(cluster))
oozie_hostname = _get_hostname(utils.get_oozie(cluster))
hive_hostname = _get_hostname(utils.get_hiveserver(cluster))
storage_path = node_group.storage_paths() if node_group else None
# 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')
return cfg
def start_cluster(self, cluster):
nn_instance = utils.get_namenode(cluster)
with remote.get_remote(nn_instance) as r:
run.format_namenode(r)
run.start_processes(r, "namenode")
for snn in utils.get_secondarynamenodes(cluster):
run.start_processes(remote.get_remote(snn), "secondarynamenode")
jt_instance = utils.get_jobtracker(cluster)
if jt_instance:
run.start_processes(remote.get_remote(jt_instance), "jobtracker")
self._start_tt_dn_processes(utils.get_instances(cluster))
self._await_datanodes(cluster)
LOG.info("Hadoop services in cluster %s have been started" %
cluster.name)
oozie = utils.get_oozie(cluster)
if oozie:
with remote.get_remote(oozie) as r:
if c_helper.is_mysql_enable(cluster):
run.mysql_start(r, oozie)
run.oozie_create_db(r)
run.oozie_share_lib(r, nn_instance.hostname())
run.start_oozie(r)
LOG.info("Oozie service at '%s' has been started",
nn_instance.hostname())
hive_server = utils.get_hiveserver(cluster)
if hive_server:
with remote.get_remote(hive_server) as r:
run.hive_create_warehouse_dir(r)
run.hive_copy_shared_conf(
r, edp.get_hive_shared_conf_path('hadoop'))
if c_helper.is_mysql_enable(cluster):
if not oozie or hive_server.hostname() != oozie.hostname():
run.mysql_start(r, hive_server)
run.hive_create_db(r)
run.hive_metastore_start(r)
LOG.info("Hive Metastore server at %s has been started",
hive_server.hostname())
LOG.info('Cluster %s has been started successfully' % cluster.name)
self._set_cluster_info(cluster)
def start_cluster(self, cluster):
nn_instance = utils.get_namenode(cluster)
with remote.get_remote(nn_instance) as r:
run.format_namenode(r)
run.start_processes(r, "namenode")
for snn in utils.get_secondarynamenodes(cluster):
run.start_processes(remote.get_remote(snn), "secondarynamenode")
jt_instance = utils.get_jobtracker(cluster)
if jt_instance:
run.start_processes(remote.get_remote(jt_instance), "jobtracker")
self._start_tt_dn_processes(utils.get_instances(cluster))
self._await_datanodes(cluster)
LOG.info("Hadoop services in cluster %s have been started" %
cluster.name)
oozie = utils.get_oozie(cluster)
if oozie:
with remote.get_remote(oozie) as r:
if c_helper.is_mysql_enable(cluster):
run.mysql_start(r, oozie)
run.oozie_create_db(r)
run.oozie_share_lib(r, nn_instance.hostname())
run.start_oozie(r)
LOG.info("Oozie service at '%s' has been started",
nn_instance.hostname())
hive_server = utils.get_hiveserver(cluster)
if hive_server:
with remote.get_remote(hive_server) as r:
run.hive_create_warehouse_dir(r)
run.hive_copy_shared_conf(
r, edp.get_hive_shared_conf_path('hadoop'))
if c_helper.is_mysql_enable(cluster):
if not oozie or hive_server.hostname() != oozie.hostname():
run.mysql_start(r, hive_server)
run.hive_create_db(r)
run.hive_metastore_start(r)
LOG.info("Hive Metastore server at %s has been started",
hive_server.hostname())
LOG.info('Cluster %s has been started successfully' % cluster.name)
self._set_cluster_info(cluster)
def start_cluster(cluster):
client = c.IntelClient(u.get_instance(cluster, 'manager'), cluster.name)
LOG.debug("Starting hadoop services")
client.services.hdfs.start()
if u.get_jobtracker(cluster):
client.services.mapred.start()
if u.get_hiveserver(cluster):
client.services.hive.start()
if u.get_oozie(cluster):
LOG.info("Setup oozie")
_setup_oozie(cluster)
client.services.oozie.start()
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_sahara_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 start_cluster(cluster):
client = c.IntelClient(u.get_instance(cluster, 'manager'), cluster.name)
LOG.debug("Starting hadoop services")
client.services.hdfs.start()
if u.get_jobtracker(cluster):
client.services.mapred.start()
if u.get_hiveserver(cluster):
client.services.hive.start()
if u.get_oozie(cluster):
LOG.info("Setup oozie")
_setup_oozie(cluster)
client.services.oozie.start()
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_sahara_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
