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 _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 _push_configs_to_existing_node(self, cluster, extra, instance):
node_processes = instance.node_group.node_processes
need_update = (c_helper.is_data_locality_enabled(cluster)
or 'namenode' in node_processes
or 'jobtracker' in node_processes
or 'oozie' in node_processes
or 'hiveserver' in node_processes)
if not need_update:
return
with remote.get_remote(instance) as r:
self._write_topology_data(r, cluster, extra)
self._push_master_configs(r, cluster, extra, instance)
def _push_configs_to_existing_node(self, cluster, extra, instance):
node_processes = instance.node_group.node_processes
need_update = (c_helper.is_data_locality_enabled(cluster) or
'namenode' in node_processes or
'jobtracker' in node_processes or
'oozie' in node_processes or
'hiveserver' in node_processes)
if not need_update:
return
with remote.get_remote(instance) as r:
self._write_topology_data(r, cluster, extra)
self._push_master_configs(r, cluster, extra, instance)
def _push_configs_to_new_node(self, cluster, extra, instance):
ng_extra = extra[instance.node_group.id]
private_key, public_key = c_helper.get_hadoop_ssh_keys(cluster)
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'],
'id_rsa': private_key,
'authorized_keys': public_key
}
key_cmd = 'sudo mkdir -p /home/hadoop/.ssh/ && ' \
'sudo mv id_rsa authorized_keys /home/hadoop/.ssh && ' \
'sudo chown -R hadoop:hadoop /home/hadoop/.ssh && ' \
'sudo chmod 600 /home/hadoop/.ssh/{id_rsa,authorized_keys}'
with remote.get_remote(instance) 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')
r.execute_command(key_cmd)
if c_helper.is_data_locality_enabled(cluster):
r.write_file_to(
'/etc/hadoop/topology.sh',
f.get_file_text(
'plugins/vanilla/resources/topology.sh'))
r.execute_command(
'sudo chmod +x /etc/hadoop/topology.sh'
)
self._write_topology_data(r, cluster, extra)
self._push_master_configs(r, cluster, extra, instance)
def _push_configs_to_new_node(self, cluster, extra, instance):
ng_extra = extra[instance.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'],
'id_rsa': cluster.management_private_key,
'authorized_keys': cluster.management_public_key
}
key_cmd = 'sudo mkdir -p /home/hadoop/.ssh/; ' \
'sudo mv id_rsa authorized_keys /home/hadoop/.ssh ; ' \
'sudo chown -R hadoop:hadoop /home/hadoop/.ssh; ' \
'sudo chmod 600 /home/hadoop/.ssh/{id_rsa,authorized_keys}'
with remote.get_remote(instance) 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')
r.execute_command(key_cmd)
if c_helper.is_data_locality_enabled(cluster):
r.write_file_to(
'/etc/hadoop/topology.sh',
f.get_file_text('plugins/vanilla/resources/topology.sh'))
r.execute_command('sudo chmod +x /etc/hadoop/topology.sh')
self._write_topology_data(r, cluster, extra)
self._push_master_configs(r, cluster, extra, instance)
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 _write_topology_data(self, r, cluster, extra):
if c_helper.is_data_locality_enabled(cluster):
topology_data = extra['topology_data']
r.write_file_to('/etc/hadoop/topology.data', topology_data)
def _write_topology_data(self, r, cluster, extra):
if c_helper.is_data_locality_enabled(cluster):
topology_data = extra['topology_data']
r.write_file_to('/etc/hadoop/topology.data', topology_data)
