def _list(json_, extra_field_names):
"""List DC/OS nodes
:param json_: If true, output json.
Otherwise, output a human readable table.
:type json_: bool
:param extra_field_names: List of additional field names to include in
table output
:type extra_field_names: [str]
:returns: process return code
:rtype: int
"""
client = mesos.DCOSClient()
masters = mesos.MesosDNSClient().masters()
master_state = client.get_master_state()
slaves = client.get_state_summary()['slaves']
for master in masters:
if master['ip'] == master_state['hostname']:
master['type'] = 'master (leader)'
region, zone = util.get_fault_domain(master_state)
master['region'] = region
master['zone'] = zone
for key in ('id', 'pid', 'version'):
master[key] = master_state.get(key)
else:
master['type'] = 'master'
for slave in slaves:
region, zone = util.get_fault_domain(slave)
slave['type'] = 'agent'
slave['region'] = region
slave['zone'] = zone
nodes = masters + slaves
if json_:
emitter.publish(nodes)
else:
for extra_field_name in extra_field_names:
field_name = extra_field_name.split(':')[-1]
if len(slaves) > 0:
try:
tables._dotted_itemgetter(field_name)(slaves[0])
except KeyError:
emitter.publish(
errors.DefaultError('Field "%s" is invalid.' %
field_name))
return
table = tables.node_table(nodes, extra_field_names)
output = six.text_type(table)
if output:
emitter.publish(output)
else:
emitter.publish(errors.DefaultError('No agents found.'))
def _list(json_, extra_field_names):
"""List DC/OS nodes
:param json_: If true, output json.
Otherwise, output a human readable table.
:type json_: bool
:param extra_field_names: List of additional field names to include in
table output
:type extra_field_names: [str]
:returns: process return code
:rtype: int
"""
client = mesos.DCOSClient()
masters = mesos.MesosDNSClient().hosts('master.mesos.')
master_state = client.get_master_state()
slaves = client.get_state_summary()['slaves']
for master in masters:
if master['ip'] == master_state['hostname']:
master['type'] = 'master (leader)'
for key in ('id', 'pid', 'version'):
master[key] = master_state.get(key)
else:
master['type'] = 'master'
for slave in slaves:
slave['type'] = 'agent'
nodes = masters + slaves
if json_:
emitter.publish(nodes)
else:
for extra_field_name in extra_field_names:
field_name = extra_field_name.split(':')[-1]
if len(slaves) > 0:
try:
tables._dotted_itemgetter(field_name)(slaves[0])
except KeyError:
emitter.publish(errors.DefaultError(
'Field "%s" is invalid.' % field_name))
return
table = tables.node_table(nodes, extra_field_names)
output = six.text_type(table)
if output:
emitter.publish(output)
else:
emitter.publish(errors.DefaultError('No agents found.'))