def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
address = c_helper.get_config_value(
'MapReduce', 'mapred.job.tracker.http.address', cluster)
port = address[address.rfind(':') + 1:]
info['MapReduce'] = {
'Web UI': 'http://%s:%s' % (jt.management_ip, port)
}
if nn:
address = c_helper.get_config_value(
'HDFS', 'dfs.http.address', cluster)
port = address[address.rfind(':') + 1:]
info['HDFS'] = {
'Web UI': 'http://%s:%s' % (nn.management_ip, port)
}
if oozie:
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _set_cluster_info(self, cluster):
mng = u.get_instances(cluster, 'manager')[0]
nn = u.get_namenode(cluster)
jt = u.get_jobtracker(cluster)
oozie = u.get_oozie(cluster)
#TODO(alazarev) make port configurable (bug #1262895)
info = {'IDH Manager': {
'Web UI': 'https://%s:9443' % mng.management_ip
}}
if jt:
#TODO(alazarev) make port configurable (bug #1262895)
info['MapReduce'] = {
'Web UI': 'http://%s:50030' % jt.management_ip
}
#TODO(alazarev) make port configurable (bug #1262895)
info['MapReduce']['JobTracker'] = '%s:54311' % jt.hostname()
if nn:
#TODO(alazarev) make port configurable (bug #1262895)
info['HDFS'] = {
'Web UI': 'http://%s:50070' % nn.management_ip
}
#TODO(alazarev) make port configurable (bug #1262895)
info['HDFS']['NameNode'] = 'hdfs://%s:8020' % nn.hostname()
if oozie:
#TODO(alazarev) make port configurable (bug #1262895)
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _set_cluster_info(self, cluster):
mng = u.get_instances(cluster, 'manager')[0]
nn = u.get_namenode(cluster)
jt = u.get_jobtracker(cluster)
oozie = u.get_oozie(cluster)
#TODO(alazarev) make port configurable (bug #1262895)
info = {'IDH Manager': {
'Web UI': 'https://%s:9443' % mng.management_ip
}}
if jt:
#TODO(alazarev) make port configurable (bug #1262895)
info['MapReduce'] = {
'Web UI': 'http://%s:50030' % jt.management_ip
}
#TODO(alazarev) make port configurable (bug #1262895)
info['MapReduce']['JobTracker'] = '%s:54311' % jt.hostname()
if nn:
#TODO(alazarev) make port configurable (bug #1262895)
info['HDFS'] = {
'Web UI': 'http://%s:50070' % nn.management_ip
}
#TODO(alazarev) make port configurable (bug #1262895)
info['HDFS']['NameNode'] = 'hdfs://%s:8020' % nn.hostname()
if oozie:
#TODO(alazarev) make port configurable (bug #1262895)
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _extract_configs_to_extra(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
hive = utils.get_hiveserver(cluster)
extra = dict()
for ng in cluster.node_groups:
extra[ng.id] = {
'xml': c_helper.generate_xml_configs(ng.configuration,
ng.storage_paths,
nn.hostname,
jt.hostname
if jt else None,
oozie.hostname
if oozie else None,
hive.hostname
if hive else None),
'setup_script': c_helper.generate_setup_script(
ng.storage_paths,
c_helper.extract_environment_confs(ng.configuration),
append_oozie=(
oozie is not None and oozie.node_group.id == ng.id)
)
}
return extra
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
address = c_helper.get_config_value(
'MapReduce', 'mapred.job.tracker.http.address', cluster)
port = address[address.rfind(':') + 1:]
info['MapReduce'] = {
'Web UI': 'http://%s:%s' % (jt.management_ip, port)
}
if nn:
address = c_helper.get_config_value('HDFS', 'dfs.http.address',
cluster)
port = address[address.rfind(':') + 1:]
info['HDFS'] = {
'Web UI': 'http://%s:%s' % (nn.management_ip, port)
}
if oozie:
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def start_cluster(self, cluster):
nn_instance = utils.get_namenode(cluster)
datanodes = utils.get_datanodes(cluster)
jt_instance = utils.get_jobtracker(cluster)
tasktrackers = utils.get_tasktrackers(cluster)
oozie = utils.get_oozie(cluster)
with remote.get_remote(nn_instance) as r:
run.format_namenode(r)
run.start_process(r, "namenode")
snns = utils.get_secondarynamenodes(cluster)
if snns:
for snn in snns:
run.start_process(remote.get_remote(snn), "secondarynamenode")
for dn in datanodes:
run.start_process(remote.get_remote(dn), "datanode")
LOG.info("HDFS service at '%s' has been started", nn_instance.hostname)
if jt_instance:
run.start_process(remote.get_remote(jt_instance), "jobtracker")
for tt in tasktrackers:
run.start_process(remote.get_remote(tt), "tasktracker")
LOG.info("MapReduce service at '%s' has been started",
jt_instance.hostname)
if oozie:
with remote.get_remote(oozie) as 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)
LOG.info('Cluster %s has been started successfully' % cluster.name)
self._set_cluster_info(cluster)
def _setup_oozie(cluster):
with (u.get_oozie(cluster)).remote() as r:
LOG.info("Oozie: add hadoop libraries to java.library.path")
r.execute_command(
"sudo ln -s /usr/lib/hadoop/lib/native/Linux-amd64-64/libhadoop.so"
" /usr/lib64/ && "
"sudo ln -s /usr/lib/hadoop/lib/native/Linux-amd64-64/libsnappy.so"
" /usr/lib64/")
ext22 = c_helper.get_config_value(
cluster.cluster_configs.get('general'), c_helper.OOZIE_EXT22_URL)
if ext22:
LOG.info("Oozie: downloading and installing ext 2.2 from '%s'" %
ext22)
r.execute_command("curl -L -o ext-2.2.zip %s && "
"sudo unzip ext-2.2.zip -d /var/lib/oozie && "
"rm ext-2.2.zip" % ext22)
LOG.info("Oozie: installing oozie share lib")
r.execute_command(
"mkdir /tmp/oozielib && "
"tar xzf /usr/lib/oozie/oozie-sharelib.tar.gz -C /tmp/oozielib && "
"rm /tmp/oozielib/share/lib/pig/pig-0.11.1-Intel.jar &&"
"cp /usr/lib/pig/pig-0.11.1-Intel.jar "
"/tmp/oozielib/share/lib/pig/pig-0.11.1-Intel.jar && "
"sudo su - -c '"
"hadoop fs -put /tmp/oozielib/share /user/oozie/share' hadoop && "
"rm -rf /tmp/oozielib")
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
address = c_helper.get_config_value(
'MapReduce', 'mapred.job.tracker.http.address', cluster)
port = address[address.rfind(':') + 1:]
info['MapReduce'] = {
'Web UI': 'http://%s:%s' % (jt.management_ip, port)
}
#TODO(aignatov) change from hardcode value
info['MapReduce']['JobTracker'] = '%s:8021' % jt.hostname()
if nn:
address = c_helper.get_config_value(
'HDFS', 'dfs.http.address', cluster)
port = address[address.rfind(':') + 1:]
info['HDFS'] = {
'Web UI': 'http://%s:%s' % (nn.management_ip, port)
}
#TODO(aignatov) change from hardcode value
info['HDFS']['NameNode'] = 'hdfs://%s:8020' % nn.hostname()
if oozie:
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
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"
return extra
def generate_savanna_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"
return extra
def _extract_configs_to_extra(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
hive = utils.get_hiveserver(cluster)
extra = dict()
if hive:
extra['hive_mysql_passwd'] = uuidutils.generate_uuid()
for ng in cluster.node_groups:
extra[ng.id] = {
'xml':
c_helper.generate_xml_configs(
ng.configuration, ng.storage_paths, nn.hostname,
jt.hostname if jt else None,
oozie.hostname if oozie else None,
hive.hostname if hive else None,
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 is not None
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"
return extra
def _setup_oozie(cluster):
with (u.get_oozie(cluster)).remote() as r:
LOG.info("Oozie: add hadoop libraries to java.library.path")
r.execute_command(
"sudo ln -s /usr/lib/hadoop/lib/native/Linux-amd64-64/libhadoop.so"
" /usr/lib64/ && "
"sudo ln -s /usr/lib/hadoop/lib/native/Linux-amd64-64/libsnappy.so"
" /usr/lib64/")
ext22 = c_helper.get_config_value(
cluster.cluster_configs.get('general'), c_helper.OOZIE_EXT22_URL)
if ext22:
LOG.info("Oozie: downloading and installing ext 2.2 from '%s'"
% ext22)
r.execute_command(
"curl -L -o ext-2.2.zip %s && "
"sudo unzip ext-2.2.zip -d /var/lib/oozie && "
"rm ext-2.2.zip" % ext22)
LOG.info("Oozie: installing oozie share lib")
r.execute_command(
"mkdir /tmp/oozielib && "
"tar xzf /usr/lib/oozie/oozie-sharelib.tar.gz -C /tmp/oozielib && "
"rm /tmp/oozielib/share/lib/pig/pig-0.11.1-Intel.jar &&"
"cp /usr/lib/pig/pig-0.11.1-Intel.jar "
"/tmp/oozielib/share/lib/pig/pig-0.11.1-Intel.jar && "
"sudo su - -c '"
"hadoop fs -put /tmp/oozielib/share /user/oozie/share' hadoop && "
"rm -rf /tmp/oozielib")
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()
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])
client.services.mapred.add_nodes('JobTracker', [jt_host])
client.services.mapred.add_nodes('TaskTracker', tt_hosts)
def generate_savanna_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)
datanodes = utils.get_datanodes(cluster)
jt_instance = utils.get_jobtracker(cluster)
tasktrackers = utils.get_tasktrackers(cluster)
oozie = utils.get_oozie(cluster)
hive_server = utils.get_hiveserver(cluster)
with remote.get_remote(nn_instance) as r:
run.format_namenode(r)
run.start_process(r, "namenode")
snns = utils.get_secondarynamenodes(cluster)
if snns:
for snn in snns:
run.start_process(remote.get_remote(snn), "secondarynamenode")
for dn in datanodes:
run.start_process(remote.get_remote(dn), "datanode")
LOG.info("HDFS service at '%s' has been started",
nn_instance.hostname)
if jt_instance:
run.start_process(remote.get_remote(jt_instance), "jobtracker")
for tt in tasktrackers:
run.start_process(remote.get_remote(tt), "tasktracker")
LOG.info("MapReduce service at '%s' has been started",
jt_instance.hostname)
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)
if hive_server:
with remote.get_remote(nn_instance) as r:
run.hive_create_warehouse_dir(r)
if c_helper.is_mysql_enable(cluster):
with remote.get_remote(hive_server) as h:
if not oozie or hive_server.hostname != oozie.hostname:
run.mysql_start(h, hive_server)
run.hive_create_db(h)
run.hive_metastore_start(h)
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 _push_configs_to_nodes(self, cluster, instances=None):
extra = self._extract_configs_to_extra(cluster)
if instances is None:
instances = utils.get_instances(cluster)
for inst in instances:
ng_extra = extra[inst.node_group.id]
files = {
'/etc/hadoop/core-site.xml': ng_extra['xml']['core-site'],
'/etc/hadoop/mapred-site.xml': ng_extra['xml']['mapred-site'],
'/etc/hadoop/hdfs-site.xml': ng_extra['xml']['hdfs-site'],
'/tmp/savanna-hadoop-init.sh': ng_extra['setup_script']
}
with remote.get_remote(inst) as r:
# TODO(aignatov): sudo chown is wrong solution. But it works.
r.execute_command(
'sudo chown -R $USER:$USER /etc/hadoop'
)
r.execute_command(
'sudo chown -R $USER:$USER /opt/oozie/conf'
)
r.write_files_to(files)
r.execute_command(
'sudo chmod 0500 /tmp/savanna-hadoop-init.sh'
)
r.execute_command(
'sudo /tmp/savanna-hadoop-init.sh '
'>> /tmp/savanna-hadoop-init.log 2>&1')
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
with remote.get_remote(nn) as r:
r.write_file_to('/etc/hadoop/dn.incl', utils.
generate_fqdn_host_names(
utils.get_datanodes(cluster)))
if jt:
with remote.get_remote(jt) as r:
r.write_file_to('/etc/hadoop/tt.incl', utils.
generate_fqdn_host_names(
utils.get_tasktrackers(cluster)))
oozie = utils.get_oozie(cluster)
if oozie:
with remote.get_remote(oozie) as r:
r.write_file_to('/opt/oozie/conf/oozie-site.xml',
extra[oozie.node_group.id]
['xml']['oozie-site'])
def _push_configs_to_nodes(self, cluster, instances=None):
extra = self._extract_configs_to_extra(cluster)
if instances is None:
instances = utils.get_instances(cluster)
for inst in instances:
ng_extra = extra[inst.node_group.id]
files = {
'/etc/hadoop/core-site.xml': ng_extra['xml']['core-site'],
'/etc/hadoop/mapred-site.xml': ng_extra['xml']['mapred-site'],
'/etc/hadoop/hdfs-site.xml': ng_extra['xml']['hdfs-site'],
'/tmp/savanna-hadoop-init.sh': ng_extra['setup_script']
}
with remote.get_remote(inst) as r:
# TODO(aignatov): sudo chown is wrong solution. But it works.
r.execute_command(
'sudo chown -R $USER:$USER /etc/hadoop'
)
r.execute_command(
'sudo chown -R $USER:$USER /opt/oozie/conf'
)
r.write_files_to(files)
r.execute_command(
'sudo chmod 0500 /tmp/savanna-hadoop-init.sh'
)
r.execute_command(
'sudo /tmp/savanna-hadoop-init.sh '
'>> /tmp/savanna-hadoop-init.log 2>&1')
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
with remote.get_remote(nn) as r:
r.write_file_to('/etc/hadoop/dn.incl', utils.
generate_fqdn_host_names(
utils.get_datanodes(cluster)))
if jt:
with remote.get_remote(jt) as r:
r.write_file_to('/etc/hadoop/tt.incl', utils.
generate_fqdn_host_names(
utils.get_tasktrackers(cluster)))
oozie = utils.get_oozie(cluster)
if oozie:
with remote.get_remote(oozie) as r:
r.write_file_to('/opt/oozie/conf/oozie-site.xml',
extra[oozie.node_group.id]
['xml']['oozie-site'])
def start_cluster(cluster):
client = c.IntelClient(
u.get_instance(cluster, 'manager').management_ip, cluster.name)
LOG.debug("Starting hadoop services")
client.services.hdfs.start()
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 start_cluster(self, cluster):
instances = utils.get_instances(cluster)
nn_instance = utils.get_namenode(cluster)
jt_instance = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
hive_server = utils.get_hiveserver(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")
if jt_instance:
run.start_processes(remote.get_remote(jt_instance), "jobtracker")
self._start_tt_dn_processes(instances)
LOG.info("Hadoop services in cluster %s have been started" %
cluster.name)
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)
if hive_server:
with remote.get_remote(nn_instance) as r:
run.hive_create_warehouse_dir(r)
if c_helper.is_mysql_enable(cluster):
with remote.get_remote(hive_server) as h:
if not oozie or hive_server.hostname != oozie.hostname:
run.mysql_start(h, hive_server)
run.hive_create_db(h)
run.hive_metastore_start(h)
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 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 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(nn_instance) as r:
run.hive_create_warehouse_dir(r)
if c_helper.is_mysql_enable(cluster):
with remote.get_remote(hive_server) as h:
if not oozie or hive_server.hostname() != oozie.hostname():
run.mysql_start(h, hive_server)
run.hive_create_db(h)
run.hive_metastore_start(h)
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_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 _extract_configs_to_extra(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
extra = dict()
for ng in cluster.node_groups:
extra[ng.id] = {
'xml':
c_helper.generate_xml_configs(
ng.configuration, ng.storage_paths, nn.hostname,
jt.hostname if jt else None,
oozie.hostname if oozie else None),
'setup_script':
c_helper.generate_setup_script(
ng.storage_paths,
c_helper.extract_environment_confs(ng.configuration))
}
return extra
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
info['MapReduce'] = {
'Web UI': 'http://%s:50030' % jt.management_ip
}
if nn:
info['HDFS'] = {'Web UI': 'http://%s:50070' % nn.management_ip}
if oozie:
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
info['MapReduce'] = {
'Web UI': 'http://%s:50030' % jt.management_ip
}
if nn:
info['HDFS'] = {
'Web UI': 'http://%s:50070' % nn.management_ip
}
if oozie:
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
ui_port = c_helper.get_port_from_config(
'MapReduce', 'mapred.job.tracker.http.address', cluster)
jt_port = c_helper.get_port_from_config('MapReduce',
'mapred.job.tracker',
cluster)
info['MapReduce'] = {
'Web UI': 'http://%s:%s' % (jt.management_ip, ui_port),
'JobTracker': '%s:%s' % (jt.hostname(), jt_port)
}
if nn:
ui_port = c_helper.get_port_from_config('HDFS', 'dfs.http.address',
cluster)
nn_port = c_helper.get_port_from_config('HDFS', 'fs.default.name',
cluster)
info['HDFS'] = {
'Web UI': 'http://%s:%s' % (nn.management_ip, ui_port),
'NameNode': 'hdfs://%s:%s' % (nn.hostname(), nn_port)
}
if oozie:
#TODO(yrunts) change from hardcode value
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def _extract_configs_to_extra(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
hive = utils.get_hiveserver(cluster)
extra = dict()
if hive:
extra['hive_mysql_passwd'] = uuidutils.generate_uuid()
for ng in cluster.node_groups:
extra[ng.id] = {
'xml': c_helper.generate_xml_configs(
ng.configuration,
ng.storage_paths,
nn.hostname,
jt.hostname if jt else None,
oozie.hostname if oozie else None,
hive.hostname if hive else None,
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 is not None 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"
return extra
def _set_cluster_info(self, cluster):
nn = utils.get_namenode(cluster)
jt = utils.get_jobtracker(cluster)
oozie = utils.get_oozie(cluster)
info = {}
if jt:
ui_port = c_helper.get_port_from_config(
'MapReduce', 'mapred.job.tracker.http.address', cluster)
jt_port = c_helper.get_port_from_config(
'MapReduce', 'mapred.job.tracker', cluster)
info['MapReduce'] = {
'Web UI': 'http://%s:%s' % (jt.management_ip, ui_port),
'JobTracker': '%s:%s' % (jt.hostname(), jt_port)
}
if nn:
ui_port = c_helper.get_port_from_config('HDFS', 'dfs.http.address',
cluster)
nn_port = c_helper.get_port_from_config('HDFS', 'fs.default.name',
cluster)
info['HDFS'] = {
'Web UI': 'http://%s:%s' % (nn.management_ip, ui_port),
'NameNode': 'hdfs://%s:%s' % (nn.hostname(), nn_port)
}
if oozie:
#TODO(yrunts) change from hardcode value
info['JobFlow'] = {
'Oozie': 'http://%s:11000' % oozie.management_ip
}
ctx = context.ctx()
conductor.cluster_update(ctx, cluster, {'info': info})
def start_cluster(self, cluster):
nn_instance = utils.get_namenode(cluster)
datanodes = utils.get_datanodes(cluster)
jt_instance = utils.get_jobtracker(cluster)
tasktrackers = utils.get_tasktrackers(cluster)
oozie = utils.get_oozie(cluster)
with remote.get_remote(nn_instance) as r:
run.format_namenode(r)
run.start_process(r, "namenode")
snns = utils.get_secondarynamenodes(cluster)
if snns:
for snn in snns:
run.start_process(remote.get_remote(snn), "secondarynamenode")
for dn in datanodes:
run.start_process(remote.get_remote(dn), "datanode")
LOG.info("HDFS service at '%s' has been started",
nn_instance.hostname)
if jt_instance:
run.start_process(remote.get_remote(jt_instance), "jobtracker")
for tt in tasktrackers:
run.start_process(remote.get_remote(tt), "tasktracker")
LOG.info("MapReduce service at '%s' has been started",
jt_instance.hostname)
if oozie:
with remote.get_remote(oozie) as 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)
LOG.info('Cluster %s has been started successfully' % cluster.name)
self._set_cluster_info(cluster)
def get_oozie_server(self, cluster):
return utils.get_oozie(cluster)
