def instance_mode(client: MasterApiClient, args):
if args.action == 'info':
print(json.dumps(client.read_instance(args.id).to_json(), indent=2, ensure_ascii=False))
elif args.action == 'ctrl':
answer = None
if args.target_state == 'start':
answer = client.start_instance(args.id)
elif args.target_state == 'stop':
answer = client.stop_instance(args.id)
else:
logging.exception('Unsupported target state: {}'.format(args.target_state))
exit(1)
print('State for instance {} changed from {} to {}.'.format(args.id, answer[0].name, answer[1].name))
elif args.action == 'logs':
print(client.instance_logs(args.id, args.task_name, args.host, args.log_type), end='')
else:
logging.error('Not supported action for instance mode: %s', args.action)
exit(1)
def graph_mode(client: MasterApiClient, args):
if args.action == 'create':
name, rev = client.create_graph(
graph_struct=_prepare_graph_struct(args.name, args.graph, args.hosts, args.format),
graph_name=args.name
)
print('Created graph "{}", revision {}.'.format(name, rev))
elif args.action == 'info':
if args.list_all:
print(json.dumps([_.to_json() for _ in client.list_graphs(args.name, args.revision)],
indent=2, ensure_ascii=False))
else:
assert args.name, 'Graph name should be set'
print(json.dumps(client.read_graph(args.name, args.revision).to_json(), indent=2, ensure_ascii=False))
elif args.action == 'launch':
print('Created new graph instance: {}'.format(client.launch_graph(args.name, args.revision)))
else:
logging.error('Not supported action for graph mode: %s', args.action)
exit(1)
def main(args):
cli = MasterApiClient(master_host=args.server, master_port=args.port)
graph_name, graph_rev = cli.create_graph(graph_struct=json.load(open(args.path)),
graph_name='test_graph')
print('Created graph: {}, rev: {}'.format(graph_name, graph_rev))
instance_id = cli.launch_graph(graph_name, int(graph_rev))
print('Created instance: {}'.format(instance_id))
old_state, new_state = cli.start_instance(instance_id)
print('State: {} -> {}'.format(old_state.name, new_state.name))
while True:
sleep(1)
data = cli.read_instance(instance_id)
state = data.exec_stats.state
print('#'*10)
print('State:', state.name)
for task_name, task_info in data.exec_stats.per_task_execution_info.items():
print('Task', task_name)
print('\n'.join('\tHost {}: {}'.format(host, info.state.name)
for host, info in task_info.per_host_info.items()))
if state.is_terminal:
print('*' * 20)
if state.name == GraphInstanceState.failed:
print('Failed!')
if data.exec_stats.fail_msg:
print('Fail msg: {}'.format(data.exec_stats.fail_msg))
elif state.name == GraphInstanceState.finished:
print('Success!')
print('LOGS:')
for task_name, task_info in data.exec_stats.per_task_execution_info.items():
print(' Task', task_name)
for host in task_info.per_host_info.keys():
out = cli.instance_logs(instance_id, task_name, host, 'out')
err = cli.instance_logs(instance_id, task_name, host, 'err')
print(' Host', host)
if out:
print(' Out:')
print(''.join('+++>{}'.format(_) for _ in out.strip().splitlines(keepends=True)))
if err:
print(' Err:')
print(''.join('--->{}'.format(_) for _ in err.strip().splitlines(keepends=True)))
print('-' * 10)
break
