def _get_script_for_user_creation(cluster, instance, user):
data = files.get_file_text('plugins/resources/create-principal-keytab')
cron_file = files.get_file_text('plugins/resources/cron-file')
cron_script = files.get_file_text('plugins/resources/cron-script')
data = data % {
'user':
user,
'admin_principal':
get_admin_principal(cluster),
'admin_password':
get_server_password(cluster),
'principal':
"%s/sahara-%s@%s" % (user, instance.fqdn(), get_realm_name(cluster)),
'keytab':
'%s-sahara-%s.keytab' % (user, instance.fqdn())
}
cron_script_location = '/tmp/sahara-kerberos/%s.sh' % _get_short_uuid()
cron_file = cron_file % {'refresher': cron_script_location, 'user': user}
cron_script = cron_script % {
'principal':
"%s/sahara-%s@%s" % (user, instance.fqdn(), get_realm_name(cluster)),
'keytab':
'%s-sahara-%s.keytab' % (user, instance.fqdn()),
'user':
user,
}
return data, cron_file, cron_script, cron_script_location
def _post_configuration(pctx, instance):
dirs = _get_hadoop_dirs(instance)
args = {
"hadoop_user": HADOOP_USER,
"hadoop_group": HADOOP_GROUP,
"hadoop_conf_dir": HADOOP_CONF_DIR,
"oozie_conf_dir": OOZIE_CONF_DIR,
"hadoop_name_dirs": " ".join(dirs["hadoop_name_dirs"]),
"hadoop_data_dirs": " ".join(dirs["hadoop_data_dirs"]),
"hadoop_log_dir": dirs["hadoop_log_dir"],
"hadoop_secure_dn_log_dir": dirs["hadoop_secure_dn_log_dir"],
"yarn_log_dir": dirs["yarn_log_dir"],
}
post_conf_script = f.get_file_text("plugins/vanilla/hadoop2/resources/post_conf.template")
post_conf_script = post_conf_script.format(**args)
with instance.remote() as r:
r.write_file_to("/tmp/post_conf.sh", post_conf_script)
r.execute_command("chmod +x /tmp/post_conf.sh")
r.execute_command("sudo /tmp/post_conf.sh")
if c_helper.is_data_locality_enabled(pctx, instance.cluster):
t_script = HADOOP_CONF_DIR + "/topology.sh"
r.write_file_to(
t_script, f.get_file_text("plugins/vanilla/hadoop2/resources/topology.sh"), run_as_root=True
)
r.execute_command("chmod +x " + t_script, run_as_root=True)
def _post_configuration(instance):
node_group = instance.node_group
dirs = _get_hadoop_dirs(node_group)
args = {
'hadoop_user': HADOOP_USER,
'hadoop_group': HADOOP_GROUP,
'hadoop_conf_dir': HADOOP_CONF_DIR,
'oozie_conf_dir': OOZIE_CONF_DIR,
'hadoop_name_dirs': " ".join(dirs['hadoop_name_dirs']),
'hadoop_data_dirs': " ".join(dirs['hadoop_data_dirs']),
'hadoop_log_dir': dirs['hadoop_log_dir'],
'hadoop_secure_dn_log_dir': dirs['hadoop_secure_dn_log_dir'],
'yarn_log_dir': dirs['yarn_log_dir']
}
post_conf_script = f.get_file_text(
'plugins/vanilla/v2_3_0/resources/post_conf.template')
post_conf_script = post_conf_script.format(**args)
with instance.remote() as r:
r.write_file_to('/tmp/post_conf.sh', post_conf_script)
r.execute_command('chmod +x /tmp/post_conf.sh')
r.execute_command('sudo /tmp/post_conf.sh')
if c_helper.is_data_locality_enabled(instance.node_group.cluster):
t_script = HADOOP_CONF_DIR + '/topology.sh'
r.write_file_to(
t_script,
f.get_file_text(
'plugins/vanilla/v2_3_0/resources/topology.sh'),
run_as_root=True)
r.execute_command('chmod +x ' + t_script, run_as_root=True)
def get_config_files(self, cluster_context, configs, instance=None):
template = 'plugins/mapr/services/hue/resources/hue_%s.template'
# hue.ini
hue_ini = bcf.TemplateFile("hue.ini")
hue_ini.remote_path = self.conf_dir(cluster_context)
hue_ini.parse(files.get_file_text(template % self.version))
hue_ini.add_properties(self._get_hue_ini_props(cluster_context))
hue_ini.add_property("thrift_version",
configs[self.THRIFT_VERSION.name])
# # hue.sh
hue_sh_template = 'plugins/mapr/services/hue/' \
'resources/hue_sh_%s.template'
hue_sh = bcf.TemplateFile("hue.sh")
hue_sh.remote_path = self.home_dir(cluster_context) + '/bin'
hue_sh.parse(files.get_file_text(hue_sh_template % self.version))
hue_sh.add_property('hadoop_version', cluster_context.hadoop_version)
hue_sh.mode = 777
hue_instances = cluster_context.get_instances(HUE)
for instance in hue_instances:
if instance not in cluster_context.changed_instances():
cluster_context.should_be_restarted[self] += [instance]
return [hue_ini, hue_sh]
def get_config_files(self, cluster_context, configs, instance=None):
hive_default = 'plugins/mapr/services/hive/resources/hive-default.xml'
hive_site = bcf.HadoopXML("hive-site.xml")
hive_site.remote_path = self.conf_dir(cluster_context)
if instance:
hive_site.fetch(instance)
hive_site.parse(files.get_file_text(hive_default,
'sahara_plugin_mapr'))
hive_site.add_properties(self._get_hive_site_props(cluster_context))
sentry_host = cluster_context.get_instance(sentry.SENTRY)
if sentry_host:
sentry_mode = cluster_context._get_cluster_config_value(
sentry.Sentry().SENTRY_STORAGE_MODE)
ui_name = sentry.Sentry().ui_name
sentry_version = cluster_context.get_chosen_service_version(
ui_name)
sentry_service = cluster_context. \
_find_service_instance(ui_name, sentry_version)
if sentry_service.supports(self, sentry_mode):
sentry_default = 'plugins/mapr/services/hive/resources/' \
'sentry-default.xml'
sentry_db = \
'plugins/mapr/services/hive/resources/sentry-db.xml'
hive_site.parse(
files.get_file_text(sentry_default, 'sahara_plugin_mapr'))
hive_site.add_property(
'hive.sentry.conf.url', 'file://%s/sentry-site.xml' %
sentry_service.conf_dir(cluster_context))
if sentry_mode == sentry.DB_STORAGE_SENTRY_MODE:
hive_site.parse(
files.get_file_text(sentry_db, 'sahara_plugin_mapr'))
return [hive_site]
def get_config_files(self, cluster_context, configs, instance=None):
template = 'plugins/mapr/services/hue/resources/hue_%s.template'
# hue.ini
hue_ini = bcf.TemplateFile("hue.ini")
hue_ini.remote_path = self.conf_dir(cluster_context)
hue_ini.parse(files.get_file_text(template % self.version))
hue_ini.add_properties(self._get_hue_ini_props(cluster_context))
hue_ini.add_property("thrift_version",
configs[self.THRIFT_VERSION.name])
# # hue.sh
hue_sh_template = 'plugins/mapr/services/hue/' \
'resources/hue_sh_%s.template'
hue_sh = bcf.TemplateFile("hue.sh")
hue_sh.remote_path = self.home_dir(cluster_context) + '/bin'
hue_sh.parse(files.get_file_text(hue_sh_template % self.version))
hue_sh.add_property('hadoop_version', cluster_context.hadoop_version)
hue_sh.mode = 777
hue_instances = cluster_context.get_instances(HUE)
for instance in hue_instances:
if instance not in cluster_context.changed_instances():
cluster_context.should_be_restarted[self] += [instance]
return [hue_ini, hue_sh]
def _post_configuration(instance):
node_group = instance.node_group
dirs = _get_hadoop_dirs(node_group)
args = {
'hadoop_user': HADOOP_USER,
'hadoop_group': HADOOP_GROUP,
'hadoop_conf_dir': HADOOP_CONF_DIR,
'oozie_conf_dir': OOZIE_CONF_DIR,
'hadoop_name_dirs': " ".join(dirs['hadoop_name_dirs']),
'hadoop_data_dirs': " ".join(dirs['hadoop_data_dirs']),
'hadoop_log_dir': dirs['hadoop_log_dir'],
'hadoop_secure_dn_log_dir': dirs['hadoop_secure_dn_log_dir'],
'yarn_log_dir': dirs['yarn_log_dir']
}
post_conf_script = f.get_file_text(
'plugins/vanilla/v2_3_0/resources/post_conf.template')
post_conf_script = post_conf_script.format(**args)
with instance.remote() as r:
r.write_file_to('/tmp/post_conf.sh', post_conf_script)
r.execute_command('chmod +x /tmp/post_conf.sh')
r.execute_command('sudo /tmp/post_conf.sh')
if c_helper.is_data_locality_enabled(instance.node_group.cluster):
t_script = HADOOP_CONF_DIR + '/topology.sh'
r.write_file_to(t_script, f.get_file_text(
'plugins/vanilla/v2_3_0/resources/topology.sh'),
run_as_root=True)
r.execute_command('chmod +x ' + t_script, run_as_root=True)
def _edp_pig_test(self):
pig_job = f.get_file_text(RESOURCES_PATH + 'edp-job.pig')
pig_lib = f.get_file_text(RESOURCES_PATH + 'edp-lib.jar')
self.edp_testing(job_type=utils_edp.JOB_TYPE_PIG,
job_data_list=[{'pig': pig_job}],
lib_data_list=[{'jar': pig_lib}],
swift_binaries=True,
hdfs_local_output=True)
def _get_kdc_config(cluster, os):
if os == "ubuntu":
data = files.get_file_text('plugins/resources/kdc_conf')
else:
data = files.get_file_text('plugins/resources/kdc_conf_redhat')
return data % {
'realm_name': get_realm_name(cluster)
}
def _get_kdc_config(cluster, os):
if os == "ubuntu":
data = files.get_file_text('plugins/resources/kdc_conf')
else:
data = files.get_file_text('plugins/resources/kdc_conf_redhat')
return data % {
'realm_name': get_realm_name(cluster)
}
def _edp_test(self):
path = 'tests/integration/tests/resources/'
# check pig
pig_job = f.get_file_text(path + 'edp-job.pig')
pig_lib = f.get_file_text(path + 'edp-lib.jar')
self.edp_testing(job_type=utils_edp.JOB_TYPE_PIG,
job_data_list=[{'pig': pig_job}],
lib_data_list=[{'jar': pig_lib}],
swift_binaries=True,
hdfs_local_output=True)
# check mapreduce
mapreduce_jar = f.get_file_text(path + 'edp-mapreduce.jar')
mapreduce_configs = {
'configs': {
'mapred.mapper.class': 'org.apache.oozie.example.SampleMapper',
'mapred.reducer.class':
'org.apache.oozie.example.SampleReducer'
}
}
self.edp_testing(job_type=utils_edp.JOB_TYPE_MAPREDUCE,
job_data_list=[],
lib_data_list=[{'jar': mapreduce_jar}],
configs=mapreduce_configs,
swift_binaries=True,
hdfs_local_output=True)
# check mapreduce streaming
mapreduce_streaming_configs = {
'configs': {
'edp.streaming.mapper': '/bin/cat',
'edp.streaming.reducer': '/usr/bin/wc'
}
}
self.edp_testing(job_type=utils_edp.JOB_TYPE_MAPREDUCE_STREAMING,
job_data_list=[],
lib_data_list=[],
configs=mapreduce_streaming_configs)
# check java
java_jar = f.get_file_text(
path + 'hadoop-mapreduce-examples-2.3.0.jar')
java_configs = {
'configs': {
'edp.java.main_class':
'org.apache.hadoop.examples.QuasiMonteCarlo'
},
'args': ['10', '10']
}
self.edp_testing(utils_edp.JOB_TYPE_JAVA,
job_data_list=[],
lib_data_list=[{'jar': java_jar}],
configs=java_configs)
def _edp_test(self):
path = 'tests/integration/tests/resources/'
# check pig
pig_job = f.get_file_text(path + 'edp-job.pig')
pig_lib = f.get_file_text(path + 'edp-lib.jar')
self.edp_testing(job_type=utils_edp.JOB_TYPE_PIG,
job_data_list=[{'pig': pig_job}],
lib_data_list=[{'jar': pig_lib}],
swift_binaries=True,
hdfs_local_output=True)
# check mapreduce
mapreduce_jar = f.get_file_text(path + 'edp-mapreduce.jar')
mapreduce_configs = {
'configs': {
'mapred.mapper.class': 'org.apache.oozie.example.SampleMapper',
'mapred.reducer.class':
'org.apache.oozie.example.SampleReducer'
}
}
self.edp_testing(job_type=utils_edp.JOB_TYPE_MAPREDUCE,
job_data_list=[],
lib_data_list=[{'jar': mapreduce_jar}],
configs=mapreduce_configs,
swift_binaries=True,
hdfs_local_output=True)
# check mapreduce streaming
mapreduce_streaming_configs = {
'configs': {
'edp.streaming.mapper': '/bin/cat',
'edp.streaming.reducer': '/usr/bin/wc'
}
}
self.edp_testing(job_type=utils_edp.JOB_TYPE_MAPREDUCE_STREAMING,
job_data_list=[],
lib_data_list=[],
configs=mapreduce_streaming_configs)
# check java
java_jar = f.get_file_text(
path + 'hadoop-mapreduce-examples-2.3.0.jar')
java_configs = {
'configs': {
'edp.java.main_class':
'org.apache.hadoop.examples.QuasiMonteCarlo'
},
'args': ['10', '10']
}
self.edp_testing(utils_edp.JOB_TYPE_JAVA,
job_data_list=[],
lib_data_list=[{'jar': java_jar}],
configs=java_configs)
def _update_jackson_libs(self, context, instances):
hadoop_lib = context.hadoop_lib
core_asl = f.get_file_text(JACKSON_CORE_ASL)
mapper_asl = f.get_file_text(JACKSON_MAPPER_ASL)
core_asl_path = '%s/%s' % (hadoop_lib, 'jackson-core-asl-1.9.13.jar')
mapper_path = '%s/%s' % (hadoop_lib, 'jackson-mapper-asl-1.9.13.jar')
libs = {core_asl_path: core_asl, mapper_path: mapper_asl}
for instance in instances:
with instance.remote() as r:
r.execute_command('rm %s/jackson-*.jar' % hadoop_lib,
run_as_root=True)
r.write_files_to(libs, run_as_root=True)
def _update_jackson_libs(self, context, instances):
hadoop_lib = context.hadoop_lib
core_asl = f.get_file_text(JACKSON_CORE_ASL)
mapper_asl = f.get_file_text(JACKSON_MAPPER_ASL)
core_asl_path = '%s/%s' % (hadoop_lib, 'jackson-core-asl-1.9.13.jar')
mapper_path = '%s/%s' % (hadoop_lib, 'jackson-mapper-asl-1.9.13.jar')
libs = {
core_asl_path: core_asl,
mapper_path: mapper_asl
}
for instance in instances:
with instance.remote() as r:
r.execute_command('rm %s/jackson-*.jar' % hadoop_lib,
run_as_root=True)
r.write_files_to(libs, run_as_root=True)
def _install_swift_jar(self, context, instances):
LOG.debug('Installing Swift jar')
jar = f.get_file_text(Swift.HADOOP_SWIFT_JAR)
path = '%s/swift.jar' % context.hadoop_lib
for instance in instances:
with instance.remote() as r:
r.write_file_to(path, jar, run_as_root=True)
def start_hiveserver_process(pctx, instance, backup=None):
with context.set_current_instance_id(instance.instance_id):
with instance.remote() as r:
if backup is None:
_hive_create_warehouse_dir(r)
_hive_copy_shared_conf(r, edp.get_hive_shared_conf_path('hadoop'),
backup)
if c_helper.is_mysql_enabled(pctx, instance.cluster):
oozie = vu.get_oozie(instance.node_group.cluster)
if not oozie or instance.hostname() != oozie.hostname():
_start_mysql(r)
if backup is None:
sql_script = files.get_file_text(
'plugins/sandbox/hadoop2/resources/create_hive_db.sql')
sql_script = sql_script.replace(
'{{password}}', u.get_hive_password(instance.cluster))
r.write_file_to('/tmp/create_hive_db.sql', sql_script)
_hive_create_db(r)
_hive_metastore_start(r)
_hive_hiveserver2_start(r)
LOG.info(
_LI("Hive Metastore server at {host} has been "
"started").format(host=instance.hostname()))
def start_oozie_process(pctx, instance, backup=None):
with context.set_current_instance_id(instance.instance_id):
with instance.remote() as r:
if c_helper.is_mysql_enabled(pctx, instance.cluster):
_start_mysql(r)
if backup is None:
LOG.debug("Creating Oozie DB Schema")
sql_script = files.get_file_text(
'plugins/sandbox/hadoop2/resources/create_oozie_db.sql'
)
password = oozie_helper.get_oozie_mysql_configs(
instance.cluster
)['oozie.service.JPAService.jdbc.password']
sql_script = sql_script.replace("password", password)
script_location = "create_oozie_db.sql"
r.write_file_to(script_location, sql_script)
r.execute_command('mysql -u root < %(script_location)s && '
'rm %(script_location)s' %
{"script_location": script_location})
if backup is None:
_oozie_share_lib(r)
_start_oozie(r)
def _get_krb5_config(cluster, server_fqdn):
data = files.get_file_text('plugins/resources/krb5_config')
return data % {
'realm_name': get_realm_name(cluster),
'server': server_fqdn,
'node_domain': CONF.node_domain,
}
def get_config_files(self, cluster_context, configs, instance=None):
hbase_version = self._get_hbase_version(cluster_context)
hive_version = self._get_hive_version(cluster_context)
# spark-env-sh
template = 'plugins/mapr/services/' \
'spark/resources/spark-env.template'
env_sh = bcf.TemplateFile('spark-env.sh')
env_sh.remote_path = self.conf_dir(cluster_context)
env_sh.parse(files.get_file_text(template))
env_sh.add_property('version', self.version)
# spark-defaults
conf = bcf.PropertiesFile('spark-defaults.conf', separator=' ')
conf.remote_path = self.conf_dir(cluster_context)
if instance:
conf.fetch(instance)
# compatibility.version
versions = bcf.PropertiesFile('compatibility.version')
versions.remote_path = self.home_dir(cluster_context) + '/mapr-util'
if instance:
versions.fetch(instance)
if hive_version:
versions.add_property('hive_versions', hive_version + '.0')
conf.add_properties(self._hive_properties(cluster_context))
if hbase_version:
versions.add_property('hbase_versions', hbase_version)
conf.add_property(
'spark.executor.extraClassPath', '%s/lib/*' %
self._hbase(cluster_context).home_dir(cluster_context))
return [conf, versions, env_sh]
def get_builtin_binaries(job, configs):
if job.type == JOB_TYPE_JAVA:
if is_adapt_for_oozie_enabled(configs):
path = 'service/edp/resources/edp-main-wrapper.jar'
name = 'builtin-%s.jar' % six.text_type(uuid.uuid4())
return [{'raw': files.get_file_text(path), 'name': name}]
return []
def test_start_hiveserver_process(
self, add_provisioning_step, check_cluster_exists,
set_current_instance_id, get_oozie, _hive_create_warehouse_dir,
_hive_copy_shared_conf, _start_mysql, _hive_create_db,
_hive_metastore_start, is_mysql_enabled, get_hive_password):
pctx = mock.Mock()
path = edp.get_hive_shared_conf_path('hadoop')
is_mysql_enabled.return_value = True
cluster = self.instance.cluster
ng_cluster = self.instance.node_group.cluster
get_oozie.return_value = None
sql_script = files.get_file_text(
'plugins/vanilla/hadoop2/resources/create_hive_db.sql')
get_hive_password.return_value = '123'
pwd_script = sql_script.replace('{{password}}', '123')
rs.start_hiveserver_process(pctx, self.instance)
set_current_instance_id.assert_called_once_with(
self.instance.instance_id)
_hive_create_warehouse_dir.assert_called_once_with(self.r)
_hive_copy_shared_conf.assert_called_once_with(self.r, path)
is_mysql_enabled.assert_called_once_with(pctx, cluster)
get_oozie.assert_called_once_with(ng_cluster)
_start_mysql.assert_called_once_with(self.r)
get_hive_password.assert_called_once_with(cluster)
self.r.write_file_to.assert_called_once_with('/tmp/create_hive_db.sql',
pwd_script)
_hive_create_db.assert_called_once_with(self.r)
_hive_metastore_start.assert_called_once_with(self.r)
def _upload_job_files(self, where, job_dir, job, job_configs):
def upload(r, dir, job_file, proxy_configs):
dst = os.path.join(dir, job_file.name)
raw_data = dispatch.get_raw_binary(job_file, proxy_configs)
r.write_file_to(dst, raw_data)
return dst
def upload_builtin(r, dir, builtin):
dst = os.path.join(dir, builtin['name'])
r.write_file_to(dst, builtin['raw'])
return dst
builtin_libs = []
if edp.is_adapt_spark_for_swift_enabled(job_configs.get('configs',
{})):
path = 'service/edp/resources/edp-spark-wrapper.jar'
name = 'builtin-%s.jar' % six.text_type(uuid.uuid4())
builtin_libs = [{'raw': files.get_file_text(path), 'name': name}]
uploaded_paths = []
builtin_paths = []
with remote.get_remote(where) as r:
mains = list(job.mains) if job.mains else []
libs = list(job.libs) if job.libs else []
for job_file in mains + libs:
uploaded_paths.append(
upload(r, job_dir, job_file,
job_configs.get('proxy_configs')))
for builtin in builtin_libs:
builtin_paths.append(upload_builtin(r, job_dir, builtin))
return uploaded_paths, builtin_paths
def test_load_template_with_anti_affinity_single_ng(self):
"""This test checks Heat cluster template with Neutron enabled
and anti-affinity feature enabled for single node process
in single node group.
"""
ng1 = tu.make_ng_dict('master', 42, ['namenode'], 1,
floating_ip_pool='floating', image_id=None,
volumes_per_node=0, volumes_size=0, id=1)
ng2 = tu.make_ng_dict('worker', 42, ['datanode'], 2,
floating_ip_pool='floating', image_id=None,
volumes_per_node=0, volumes_size=0, id=2)
cluster = tu.create_cluster("cluster", "tenant1", "general",
"1.2.1", [ng1, ng2],
user_keypair_id='user_key',
neutron_management_network='private_net',
default_image_id='1',
anti_affinity=['datanode'], image_id=None)
aa_heat_template = h.ClusterTemplate(cluster)
aa_heat_template.add_node_group_extra(ng1['id'], 1,
get_ud_generator('line1\nline2'))
aa_heat_template.add_node_group_extra(ng2['id'], 2,
get_ud_generator('line2\nline3'))
self.override_config("use_neutron", True)
main_template = h._load_template(
'main.heat', {'resources':
aa_heat_template._serialize_resources()})
self.assertEqual(
json.loads(main_template),
json.loads(f.get_file_text(
"tests/unit/resources/"
"test_serialize_resources_aa.heat")))
def test_load_template_with_anti_affinity_single_ng(self):
"""This test checks Heat cluster template with Neutron enabled
and anti-affinity feature enabled for single node process
in single node group.
"""
ng1 = tu.make_ng_dict('master', 42, ['namenode'], 1,
floating_ip_pool='floating', image_id=None,
volumes_per_node=0, volumes_size=0, id=1)
ng2 = tu.make_ng_dict('worker', 42, ['datanode'], 2,
floating_ip_pool='floating', image_id=None,
volumes_per_node=0, volumes_size=0, id=2)
cluster = tu.create_cluster("cluster", "tenant1", "general",
"1.2.1", [ng1, ng2],
user_keypair_id='user_key',
neutron_management_network='private_net',
default_image_id='1',
anti_affinity=['datanode'], image_id=None)
aa_heat_template = h.ClusterTemplate(cluster)
aa_heat_template.add_node_group_extra(ng1['id'], 1,
get_ud_generator('line1\nline2'))
aa_heat_template.add_node_group_extra(ng2['id'], 2,
get_ud_generator('line2\nline3'))
self.override_config("use_neutron", True)
main_template = h._load_template(
'main.heat', {'resources':
aa_heat_template._serialize_resources()})
self.assertEqual(
json.loads(main_template),
json.loads(f.get_file_text(
"tests/unit/resources/"
"test_serialize_resources_aa.heat")))
def test_load_template_use_neutron(self):
"""This test checks Heat cluster template with Neutron enabled.
Two NodeGroups used: 'master' with Ephemeral drive attached and
'worker' with 2 attached volumes 10GB size each
"""
ng1 = tu.make_ng_dict('master', 42, ['namenode'], 1,
floating_ip_pool='floating', image_id=None,
volumes_per_node=0, volumes_size=0, id=1)
ng2 = tu.make_ng_dict('worker', 42, ['datanode'], 1,
floating_ip_pool='floating', image_id=None,
volumes_per_node=2, volumes_size=10, id=2)
cluster = tu.create_cluster("cluster", "tenant1", "general",
"1.2.1", [ng1, ng2],
user_keypair_id='user_key',
neutron_management_network='private_net',
default_image_id='1', anti_affinity=[],
image_id=None)
heat_template = h.ClusterTemplate(cluster)
heat_template.add_node_group_extra(ng1['id'], 1,
get_ud_generator('line1\nline2'))
heat_template.add_node_group_extra(ng2['id'], 1,
get_ud_generator('line2\nline3'))
self.override_config("use_neutron", True)
main_template = h._load_template(
'main.heat', {'resources':
heat_template._serialize_resources()})
self.assertEqual(
json.loads(main_template),
json.loads(f.get_file_text(
"tests/unit/resources/"
"test_serialize_resources_use_neutron.heat")))
def _install_swift_jar(self, context, instances):
LOG.debug('Installing Swift jar')
jar = f.get_file_text(Swift.HADOOP_SWIFT_JAR)
path = '%s/swift.jar' % context.hadoop_lib
for instance in instances:
with instance.remote() as r:
r.write_file_to(path, jar, run_as_root=True)
def _get_krb5_config(cluster, server_fqdn):
data = files.get_file_text('plugins/resources/krb5_config')
return data % {
'realm_name': get_realm_name(cluster),
'server': server_fqdn,
'node_domain': CONF.node_domain,
}
def test_configure_sentry(self, keymanager, cluster_get, cluster_update,
uuid4, cfg_log):
cluster = get_concrete_cluster()
manager = cluster.node_groups[0].instances[0]
cluster_get.return_value = cluster
db_password = '******'
uuid4.return_value = db_password
create_db_script = files.get_file_text(
'plugins/cdh/db_resources/create_sentry_db.sql'.format(
version=self.version))
create_db_script = create_db_script % db_password
self.plug_utils.configure_sentry(cluster)
with manager.remote() as r:
cmd_exe_sql = ('PGPASSWORD=$(sudo head -1'
' /var/lib/cloudera-scm-server-db/data/'
'generated_password.txt) psql'
' -U cloudera-scm -h localhost -p 7432 -d scm -f'
' script_to_exec.sql')
cmd_clean = 'rm script_to_exec.sql'
self.assertEqual(create_db_script, r.write_file_to.call_args[0][1])
r.execute_command.assert_has_calls(
[mock.call(cmd_exe_sql),
mock.call(cmd_clean)])
def get_config_files(self, cluster_context, configs, instance=None):
defaults = 'plugins/mapr/services/impala/resources/impala-env.sh.j2'
impala_env = bcf.TemplateFile("env.sh")
impala_env.remote_path = self.conf_dir(cluster_context)
if instance:
impala_env.fetch(instance)
impala_env.parse(files.get_file_text(defaults))
impala_env.add_properties(self._get_impala_env_props(cluster_context))
sentry_host = cluster_context.get_instance(sentry.SENTRY)
if sentry_host:
sentry_mode = cluster_context._get_cluster_config_value(
sentry.Sentry().SENTRY_STORAGE_MODE)
ui_name = sentry.Sentry().ui_name
sentry_version = cluster_context.get_chosen_service_version(
ui_name)
sentry_service = cluster_context. \
_find_service_instance(ui_name, sentry_version)
if sentry_service.supports(self, sentry_mode):
impala_env.add_properties({
'sentry_home':
sentry_service.home_dir(cluster_context),
'sentry_db':
sentry_mode == sentry.DB_STORAGE_SENTRY_MODE,
'sentry_policy_file':
'maprfs://' + sentry_service.GLOBAL_POLICY_FILE,
})
return [impala_env]
def _edp_test(self):
path = 'tests/integration/tests/resources/'
# check pig
pig_job = f.get_file_text(path + 'edp-job.pig')
pig_lib = f.get_file_text(path + 'edp-lib.jar')
self.edp_testing('Pig', [{'pig': pig_job}], [{'jar': pig_lib}])
# check mapreduce
mapreduce_jar = f.get_file_text(path + 'edp-mapreduce.jar')
mapreduce_configs = {
'configs': {
'mapred.mapper.class': 'org.apache.oozie.example.SampleMapper',
'mapred.reducer.class':
'org.apache.oozie.example.SampleReducer'
}
}
self.edp_testing('MapReduce', [], [{
'jar': mapreduce_jar
}], mapreduce_configs)
# check mapreduce streaming
mapreduce_streaming_configs = {
'configs': {
'edp.streaming.mapper': '/bin/cat',
'edp.streaming.reducer': '/usr/bin/wc'
}
}
self.edp_testing('MapReduce.Streaming', [], [],
mapreduce_streaming_configs)
# check java
java_jar = f.get_file_text(path +
'hadoop-mapreduce-examples-2.3.0.jar')
java_configs = {
'configs': {
'edp.java.main_class':
'org.apache.hadoop.examples.QuasiMonteCarlo'
},
'args': ['10', '10']
}
self.edp_testing('Java', [],
lib_data_list=[{
'jar': java_jar
}],
configs=java_configs)
def _push_configs_to_new_node(self, cluster, extra, instance):
ng_extra = extra[instance.node_group.id]
files_hadoop = {
'/etc/hadoop/conf/core-site.xml': ng_extra['xml']['core-site'],
'/etc/hadoop/conf/hdfs-site.xml': ng_extra['xml']['hdfs-site'],
}
sp_home = self._spark_home(cluster)
files_spark = {
os.path.join(sp_home, 'conf/spark-env.sh'): ng_extra['sp_master'],
os.path.join(sp_home, 'conf/slaves'): ng_extra['sp_slaves']
}
files_init = {
'/tmp/sahara-hadoop-init.sh': ng_extra['setup_script'],
'id_rsa': cluster.management_private_key,
'authorized_keys': cluster.management_public_key
}
# pietro: This is required because the (secret) key is not stored in
# .ssh which hinders password-less ssh required by spark scripts
key_cmd = ('sudo cp $HOME/id_rsa $HOME/.ssh/; '
'sudo chown $USER $HOME/.ssh/id_rsa; '
'sudo chmod 600 $HOME/.ssh/id_rsa')
storage_paths = instance.node_group.storage_paths()
dn_path = ' '.join(c_helper.make_hadoop_path(storage_paths, '/dfs/dn'))
nn_path = ' '.join(c_helper.make_hadoop_path(storage_paths, '/dfs/nn'))
hdfs_dir_cmd = ('sudo mkdir -p %(nn_path)s %(dn_path)s &&'
'sudo chown -R hdfs:hadoop %(nn_path)s %(dn_path)s &&'
'sudo chmod 755 %(nn_path)s %(dn_path)s' % {
"nn_path": nn_path,
"dn_path": dn_path
})
with remote.get_remote(instance) as r:
r.execute_command('sudo chown -R $USER:$USER /etc/hadoop')
r.execute_command('sudo chown -R $USER:$USER %s' % sp_home)
r.write_files_to(files_hadoop)
r.write_files_to(files_spark)
r.write_files_to(files_init)
r.execute_command('sudo chmod 0500 /tmp/sahara-hadoop-init.sh')
r.execute_command('sudo /tmp/sahara-hadoop-init.sh '
'>> /tmp/sahara-hadoop-init.log 2>&1')
r.execute_command(hdfs_dir_cmd)
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/spark/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)
self._push_cleanup_job(r, cluster, extra, instance)
def load_properties_file(path):
predicate = fu.and_predicate(lambda i: len(i) != 0,
lambda i: not i.isspace(),
lambda i: not i.startswith('#'))
mapper = fu.chain_function(lambda i: tuple(i.split('=')),
lambda i: (i[0].strip(), i[1].strip()))
lines = f.get_file_text(path).splitlines()
return dict(map(mapper, filter(predicate, lines)))
def get_builtin_binaries(job, configs):
if job.type == JOB_TYPE_JAVA:
if is_adapt_for_oozie_enabled(configs):
path = 'service/edp/resources/edp-main-wrapper.jar'
name = 'builtin-%s.jar' % six.text_type(uuid.uuid4())
return [{'raw': files.get_file_text(path),
'name': name}]
return []
def load_properties_file(path):
predicate = fu.and_predicate(lambda i: len(i) != 0,
lambda i: not i.isspace(),
lambda i: not i.startswith('#'))
mapper = fu.chain_function(lambda i: tuple(i.split('=')),
lambda i: (i[0].strip(), i[1].strip()))
lines = f.get_file_text(path).splitlines()
return dict(map(mapper, filter(predicate, lines)))
def _create_script_obj(filename, template, **kwargs):
script = cf.TemplateFile(filename)
script.remote_path = '/tmp/'
script.parse(f.get_file_text(
'plugins/mapr/services/mysql/resources/%s' % template))
for k, v in six.iteritems(kwargs):
script.add_property(k, v)
return script
def _push_hive_configs(self, cluster, ng_extra, hive_mysql_passwd, r):
files = {'/opt/hive/conf/hive-site.xml': ng_extra['xml']['hive-site']}
if c_helper.is_mysql_enable(cluster):
sql_script = f.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_hive_db.sql')
sql_script = sql_script.replace('pass', hive_mysql_passwd)
files.update({'/tmp/create_hive_db.sql': sql_script})
r.write_files_to(files)
def _create_script_obj(filename, template, **kwargs):
script = cf.TemplateFile(filename)
script.remote_path = '/tmp/'
script.parse(f.get_file_text(
'plugins/mapr/services/mysql/resources/%s' % template))
for k, v in six.iteritems(kwargs):
script.add_property(k, v)
return script
def configure_topology(self, topology_str, r):
r.write_file_to(
'/etc/hadoop/conf/topology.sh',
f.get_file_text(
'plugins/hdp/versions/version_1_3_2/resources/topology.sh'))
r.execute_command('chmod +x /etc/hadoop/conf/topology.sh',
run_as_root=True)
r.write_file_to('/etc/hadoop/conf/topology.data', topology_str)
def _push_configs_to_new_node(self, cluster, extra, instance):
ng_extra = extra[instance.node_group.id]
files_hadoop = {
"/etc/hadoop/conf/core-site.xml": ng_extra["xml"]["core-site"],
"/etc/hadoop/conf/hdfs-site.xml": ng_extra["xml"]["hdfs-site"],
}
sp_home = self._spark_home(cluster)
files_spark = {
os.path.join(sp_home, "conf/spark-env.sh"): ng_extra["sp_master"],
os.path.join(sp_home, "conf/slaves"): ng_extra["sp_slaves"],
}
files_init = {
"/tmp/sahara-hadoop-init.sh": ng_extra["setup_script"],
"id_rsa": cluster.management_private_key,
"authorized_keys": cluster.management_public_key,
}
# pietro: This is required because the (secret) key is not stored in
# .ssh which hinders password-less ssh required by spark scripts
key_cmd = (
"sudo cp $HOME/id_rsa $HOME/.ssh/; "
"sudo chown $USER $HOME/.ssh/id_rsa; "
"sudo chmod 600 $HOME/.ssh/id_rsa"
)
for ng in cluster.node_groups:
dn_path = c_helper.extract_hadoop_path(ng.storage_paths(), "/dfs/dn")
nn_path = c_helper.extract_hadoop_path(ng.storage_paths(), "/dfs/nn")
hdfs_dir_cmd = ("sudo mkdir -p %s %s;" "sudo chown -R hdfs:hadoop %s %s;" "sudo chmod 755 %s %s;") % (
nn_path,
dn_path,
nn_path,
dn_path,
nn_path,
dn_path,
)
with remote.get_remote(instance) as r:
r.execute_command("sudo chown -R $USER:$USER /etc/hadoop")
r.execute_command("sudo chown -R $USER:$USER %s" % sp_home)
r.write_files_to(files_hadoop)
r.write_files_to(files_spark)
r.write_files_to(files_init)
r.execute_command("sudo chmod 0500 /tmp/sahara-hadoop-init.sh")
r.execute_command("sudo /tmp/sahara-hadoop-init.sh " ">> /tmp/sahara-hadoop-init.log 2>&1")
r.execute_command(hdfs_dir_cmd)
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/spark/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 get_config_files(self, cluster_context, configs, instance=None):
hive_default = 'plugins/mapr/services/hive/resources/hive-default.xml'
hive_site = bcf.HadoopXML("hive-site.xml")
hive_site.remote_path = self.conf_dir(cluster_context)
if instance:
hive_site.fetch(instance)
hive_site.parse(files.get_file_text(hive_default))
hive_site.add_properties(self._get_hive_site_props(cluster_context))
return [hive_site]
def run_script(instance, script, run_as=None, *args, **kwargs):
with instance.remote() as r:
path = '/tmp/%s.sh' % uuid.uuid4()
script = files.get_file_text(script) % kwargs
r.write_file_to(path, script, run_as_root=(run_as == 'root'))
r.execute_command(_run_as(run_as, 'chmod +x %s' % path))
r.execute_command(_run_as(run_as, '%s %s' % (path, ' '.join(args))))
# FIXME(aosadchyi): reuse existing remote
remove(instance, path, run_as=run_as)
def _push_oozie_configs(self, cluster, ng_extra, r):
r.write_file_to('/opt/oozie/conf/oozie-site.xml',
ng_extra['xml']['oozie-site'])
if c_helper.is_mysql_enable(cluster):
sql_script = f.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_oozie_db.sql')
files = {'/tmp/create_oozie_db.sql': sql_script}
r.write_files_to(files)
def configure_topology(self, topology_str, r):
r.write_file_to(
'/etc/hadoop/conf/topology.sh',
f.get_file_text(
'plugins/hdp/versions/version_1_3_2/resources/topology.sh'))
r.execute_command(
'chmod +x /etc/hadoop/conf/topology.sh', run_as_root=True
)
r.write_file_to('/etc/hadoop/conf/topology.data', topology_str)
def install_mysql(instance, distro_name):
with instance.remote() as r:
script = '/tmp/install_mysql.sh'
data = f.get_file_text(MySQL.MYSQL_INSTALL_SCRIPT)
r.write_file_to(script, data, run_as_root=True)
r.execute_command('chmod +x %s' % script, run_as_root=True)
r.execute_command('%s %s' % (script, distro_name),
run_as_root=True,
timeout=MySQL.INSTALL_PACKAGES_TIMEOUT)
def get_config_files(self, cluster_context, configs, instance=None):
hive_default = 'plugins/mapr/services/hive/resources/hive-default.xml'
hive_site = bcf.HadoopXML("hive-site.xml")
hive_site.remote_path = self.conf_dir(cluster_context)
if instance:
hive_site.fetch(instance)
hive_site.parse(files.get_file_text(hive_default))
hive_site.add_properties(self._get_hive_site_props(cluster_context))
return [hive_site]
def oozie_create_db(remote):
LOG.debug("Creating Oozie DB Schema...")
sql_script = files.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_oozie_db.sql')
script_location = "create_oozie_db.sql"
remote.write_file_to(script_location, sql_script)
remote.execute_command('mysql -u root < %(script_location)s && '
'rm %(script_location)s' %
{"script_location": script_location})
def oozie_create_db(remote):
LOG.debug("Creating Oozie DB Schema...")
sql_script = files.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_oozie_db.sql')
script_location = "create_oozie_db.sql"
remote.write_file_to(script_location, sql_script)
remote.execute_command('mysql -u root < %(script_location)s && '
'rm %(script_location)s' %
{"script_location": script_location})
def run_script(instance, script, run_as=None, *args, **kwargs):
with instance.remote() as r:
path = '/tmp/%s.sh' % uuid.uuid4()
script = files.get_file_text(script) % kwargs
r.write_file_to(path, script, run_as_root=(run_as == 'root'))
r.execute_command(_run_as(run_as, 'chmod +x %s' % path))
r.execute_command(_run_as(run_as, '%s %s' % (path, ' '.join(args))))
# FIXME(aosadchyi): reuse existing remote
remove(instance, path, run_as=run_as)
def hive_create_db(remote, hive_mysql_passwd):
LOG.debug("Creating Hive metastore db...")
sql_script = files.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_hive_db.sql')
sql_script = sql_script.replace('pass', hive_mysql_passwd)
script_location = "create_hive_db.sql"
remote.write_file_to(script_location, sql_script)
remote.execute_command('mysql -u root < %(script_location)s && '
'rm %(script_location)s' %
{"script_location": script_location})
def generate_job_cleanup_config(cluster):
args = {
'minimum_cleanup_megabytes': utils.get_config_value_or_default(
"Spark", "Minimum cleanup megabytes", cluster),
'minimum_cleanup_seconds': utils.get_config_value_or_default(
"Spark", "Minimum cleanup seconds", cluster),
'maximum_cleanup_seconds': utils.get_config_value_or_default(
"Spark", "Maximum cleanup seconds", cluster)
}
job_conf = {'valid': (args['maximum_cleanup_seconds'] > 0 and
(args['minimum_cleanup_megabytes'] > 0
and args['minimum_cleanup_seconds'] > 0))}
if job_conf['valid']:
job_conf['cron'] = f.get_file_text(
'plugins/spark/resources/spark-cleanup.cron'),
job_cleanup_script = f.get_file_text(
'plugins/spark/resources/tmp-cleanup.sh.template')
job_conf['script'] = job_cleanup_script.format(**args)
return job_conf
def get_config_files(self, cluster_context, configs, instance=None):
default_path = 'plugins/mapr/services/maprfs/resources/cldb.conf'
cldb_conf = bcf.PropertiesFile("cldb.conf")
cldb_conf.remote_path = self.conf_dir(cluster_context)
if instance:
cldb_conf.fetch(instance)
cldb_conf.parse(files.get_file_text(default_path))
cldb_conf.add_properties(self._get_cldb_conf_props(cluster_context))
return [cldb_conf]
def _edp_test(self):
path = 'tests/integration/tests/resources/'
# check pig
pig_job = f.get_file_text(path + 'edp-job.pig')
pig_lib = f.get_file_text(path + 'edp-lib.jar')
self.edp_testing('Pig', [{'pig': pig_job}], [{'jar': pig_lib}])
# check mapreduce
mapreduce_jar = f.get_file_text(path + 'edp-mapreduce.jar')
mapreduce_configs = {
'configs': {
'mapred.mapper.class': 'org.apache.oozie.example.SampleMapper',
'mapred.reducer.class':
'org.apache.oozie.example.SampleReducer'
}
}
self.edp_testing('MapReduce', [], [{'jar': mapreduce_jar}],
mapreduce_configs)
# check mapreduce streaming
mapreduce_streaming_configs = {
'configs': {
'edp.streaming.mapper': '/bin/cat',
'edp.streaming.reducer': '/usr/bin/wc'
}
}
self.edp_testing('MapReduce.Streaming', [], [],
mapreduce_streaming_configs)
# check java
java_jar = f.get_file_text(
path + 'hadoop-mapreduce-examples-2.3.0.jar')
java_configs = {
'configs': {
'edp.java.main_class':
'org.apache.hadoop.examples.QuasiMonteCarlo'
},
'args': ['10', '10']
}
self.edp_testing('Java', [], lib_data_list=[{'jar': java_jar}],
configs=java_configs)
def start_oozie_process(instance):
with instance.remote() as r:
if c_helper.is_mysql_enabled(instance.node_group.cluster):
_start_mysql(r)
sql_script = files.get_file_text("plugins/vanilla/v2_3_0/resources/create_oozie_db.sql")
r.write_file_to("/tmp/create_oozie_db.sql", sql_script)
_oozie_create_db(r)
_oozie_share_lib(r)
_start_oozie(r)
def test_get_ng_plugin_configs(self):
actual_configs = c_h._get_ng_plugin_configs()
expected_configs = []
for json_file in json_files:
expected_configs += json.loads(f.get_file_text(path_to_config + json_file))
# compare names
expected_names = set(i["name"] for i in expected_configs)
actual_names = set(i.to_dict()["name"] for i in actual_configs)
self.assertEqual(expected_names, actual_names)
def _push_oozie_configs(self, cluster, ng_extra, r):
r.write_file_to('/opt/oozie/conf/oozie-site.xml',
ng_extra['xml']['oozie-site'])
if c_helper.is_mysql_enable(cluster):
sql_script = f.get_file_text(
'plugins/vanilla/v1_2_1/resources/create_oozie_db.sql')
files = {
'/tmp/create_oozie_db.sql': sql_script
}
r.write_files_to(files)
def get_config_files(self, cluster_context, configs, instance=None):
defaults = "plugins/mapr/services/impala/resources/impala-env.sh"
impala_env = bcf.TemplateFile("env.sh")
impala_env.remote_path = self.conf_dir(cluster_context)
if instance:
impala_env.fetch(instance)
impala_env.parse(files.get_file_text(defaults))
impala_env.add_properties(self._get_impala_env_props(cluster_context))
return [impala_env]
def start_oozie_process(pctx, instance):
with instance.remote() as r:
if c_helper.is_mysql_enabled(pctx, instance.node_group.cluster):
_start_mysql(r)
sql_script = files.get_file_text(
'plugins/vanilla/hadoop2/resources/create_oozie_db.sql')
r.write_file_to('/tmp/create_oozie_db.sql', sql_script)
_oozie_create_db(r)
_oozie_share_lib(r)
_start_oozie(r)
def _get_script_for_user_creation(cluster, instance, user):
data = files.get_file_text(
'plugins/resources/create-principal-keytab')
cron_file = files.get_file_text('plugins/resources/cron-file')
cron_script = files.get_file_text('plugins/resources/cron-script')
data = data % {
'user': user, 'admin_principal': get_admin_principal(cluster),
'admin_password': get_server_password(cluster),
'principal': "%s/sahara-%s@%s" % (
user, instance.fqdn(), get_realm_name(cluster)),
'keytab': '%s-sahara-%s.keytab' % (user, instance.fqdn())
}
cron_script_location = '/tmp/sahara-kerberos/%s.sh' % _get_short_uuid()
cron_file = cron_file % {'refresher': cron_script_location, 'user': user}
cron_script = cron_script % {
'principal': "%s/sahara-%s@%s" % (
user, instance.fqdn(), get_realm_name(cluster)),
'keytab': '%s-sahara-%s.keytab' % (user, instance.fqdn()),
'user': user,
}
return data, cron_file, cron_script, cron_script_location
def test_load_template_with_anti_affinity_single_ng(self):
"""Checks Heat cluster template with Neutron enabled.
Checks also anti-affinity feature enabled for single node process
in single node group.
"""
ng1 = tu.make_ng_dict(
"master",
42,
["namenode"],
1,
floating_ip_pool="floating",
image_id=None,
volumes_per_node=0,
volumes_size=0,
id=1,
)
ng2 = tu.make_ng_dict(
"worker",
42,
["datanode"],
2,
floating_ip_pool="floating",
image_id=None,
volumes_per_node=0,
volumes_size=0,
id=2,
)
cluster = tu.create_cluster(
"cluster",
"tenant1",
"general",
"1.2.1",
[ng1, ng2],
user_keypair_id="user_key",
neutron_management_network="private_net",
default_image_id="1",
anti_affinity=["datanode"],
image_id=None,
)
aa_heat_template = h.ClusterTemplate(cluster)
aa_heat_template.add_node_group_extra(ng1["id"], 1, get_ud_generator("line1\nline2"))
aa_heat_template.add_node_group_extra(ng2["id"], 2, get_ud_generator("line2\nline3"))
self.override_config("use_neutron", True)
main_template = h._load_template("main.heat", {"resources": aa_heat_template._serialize_resources()})
self.assertEqual(
json.loads(main_template),
json.loads(f.get_file_text("tests/unit/resources/" "test_serialize_resources_aa.heat")),
)
def set_cluster_mode(self, instances):
if not instances:
instances = u.get_instances(self.cluster)
LOG.info(_LI('Setting cluster mode to classic'))
hv_template = f.get_file_text(self.hadoop_version_local)
hv = hv_template % {"mode": self.hadoop_mode}
for i in instances:
with i.remote() as r:
LOG.debug('Writing file %(f_name)s to node %(node)s',
{'f_name': self.hadoop_version_path,
'node': i.management_ip})
r.write_file_to(self.hadoop_version_path, hv,
run_as_root=True)
