def test_WazuhSocket_receive_ko(mock_recv, mock_conn):
"""Tests WazuhSocket.receive function exception works"""
queue = WazuhSocket('test_path')
with pytest.raises(WazuhException, match=".* 1014 .*"):
queue.receive()
mock_conn.assert_called_once_with('test_path')
def get_daemons_stats_from_socket(agent_id, daemon):
"""Get a daemon stats from an agent or manager.
Parameters
----------
agent_id: string
Id of the agent to get stats from.
daemon: string
Name of the service to get stats from.
Returns
-------
Dict
Object with daemon's stats.
"""
if not agent_id or not daemon:
raise WazuhError(1307)
sockets_path = os.path.join(common.wazuh_path, "queue", "sockets")
if str(agent_id).zfill(3) == '000':
# Some daemons do not exist in agent 000
if daemon in {'agent'}:
raise WazuhError(1310)
dest_socket = os.path.join(sockets_path, daemon)
command = "getstate"
else:
dest_socket = os.path.join(sockets_path, "request")
command = f"{str(agent_id).zfill(3)} {daemon} getstate"
# Socket connection
try:
s = WazuhSocket(dest_socket)
except Exception:
raise WazuhInternalError(1121)
# Send message
s.send(command.encode())
# Receive response
try:
rec_msg = s.receive().decode()
except ValueError:
raise WazuhInternalError(1118,
extra_message="Data could not be received")
s.close()
# Format response
try:
data = json.loads(rec_msg)['data']
data.update((k, datetime.strptime(
data[k], "%Y-%m-%d %H:%M:%S").strftime(common.date_format))
for k, v in data.items()
if k in {'last_keepalive', 'last_ack'})
return data
except Exception:
rec_msg = rec_msg.split(" ", 1)[1]
raise WazuhError(1117, extra_message=rec_msg)
def test_WazuhSocket_receive(mock_recv, mock_unpack, mock_conn):
"""Tests WazuhSocket.receive function works"""
queue = WazuhSocket('test_path')
response = queue.receive()
assert isinstance(response, MagicMock)
mock_conn.assert_called_once_with('test_path')
def get_active_configuration(agent_id, component, configuration):
"""
Reads agent loaded configuration in memory
"""
if not component or not configuration:
raise WazuhError(1307)
components = {"agent", "agentless", "analysis", "auth", "com", "csyslog", "integrator", "logcollector", "mail",
"monitor", "request", "syscheck", "wmodules"}
# checks if the component is correct
if component not in components:
raise WazuhError(1101, f'Valid components: {", ".join(components)}')
sockets_path = os_path.join(common.wazuh_path, "queue", "sockets")
if agent_id == '000':
dest_socket = os_path.join(sockets_path, component)
command = f"getconfig {configuration}"
else:
dest_socket = os_path.join(sockets_path, "request")
command = f"{str(agent_id).zfill(3)} {component} getconfig {configuration}"
# Socket connection
try:
s = WazuhSocket(dest_socket)
except Exception:
raise WazuhInternalError(1121)
# Send message
s.send(command.encode())
# Receive response
try:
# Receive data length
rec_msg_ok, rec_msg = s.receive().decode().split(" ", 1)
except ValueError:
raise WazuhInternalError(1118, extra_message="Data could not be received")
s.close()
if rec_msg_ok.startswith('ok'):
msg = json.loads(rec_msg)
# Include password if auth->use_password enabled and authd.pass file exists
if msg.get('auth', {}).get('use_password') == 'yes':
try:
with open(os_path.join(common.wazuh_path, "etc", "authd.pass"), 'r') as f:
msg['authd.pass'] = f.read().rstrip()
except IOError:
pass
return msg
else:
raise WazuhError(1117 if "No such file or directory" in rec_msg or "Cannot send request" in rec_msg else 1116,
extra_message='{0}:{1}'.format(component, configuration))
def send_to_tasks_socket(command):
"""Send command to task module
Parameters
----------
command : dict
Command to be sent to task module
Returns
-------
Message received from the socket
"""
try:
s = WazuhSocket(common.TASKS_SOCKET)
except Exception:
raise WazuhInternalError(1121)
s.send(dumps(command).encode())
data = loads(s.receive().decode())
s.close()
return data
def validate_ossec_conf():
"""Check if Wazuh configuration is OK.
Raises
------
WazuhInternalError(1014)
If there is a socket communication error.
WazuhInternalError(1013)
If it is unable to connect to socket.
WazuhInternalError(1901)
If 'execq' socket cannot be created.
WazuhInternalError(1904)
If there is bad data received from 'execq'.
Returns
-------
str
Status of the configuration.
"""
lock_file = open(wcom_lockfile, 'a+')
fcntl.lockf(lock_file, fcntl.LOCK_EX)
try:
# Socket path
wcom_socket_path = common.WCOM_SOCKET
# Message for checking Wazuh configuration
wcom_msg = common.CHECK_CONFIG_COMMAND
# Connect to wcom socket
if exists(wcom_socket_path):
try:
wcom_socket = WazuhSocket(wcom_socket_path)
except WazuhException as e:
extra_msg = f'Socket: WAZUH_PATH/queue/sockets/com. Error {e.message}'
raise WazuhInternalError(1013, extra_message=extra_msg)
else:
raise WazuhInternalError(1901)
# Send msg to wcom socket
try:
wcom_socket.send(wcom_msg.encode())
buffer = bytearray()
datagram = wcom_socket.receive()
buffer.extend(datagram)
wcom_socket.close()
except (socket.error, socket.timeout) as e:
raise WazuhInternalError(1014, extra_message=str(e))
finally:
wcom_socket.close()
try:
response = parse_execd_output(buffer.decode('utf-8').rstrip('\0'))
except (KeyError, json.decoder.JSONDecodeError) as e:
raise WazuhInternalError(1904, extra_message=str(e))
finally:
fcntl.lockf(lock_file, fcntl.LOCK_UN)
lock_file.close()
return response
def core_upgrade_agents(agents_chunk,
command='upgrade_result',
wpk_repo=None,
version=None,
force=False,
use_http=False,
file_path=None,
installer=None,
get_result=False):
"""Send command to upgrade module / task module
Parameters
----------
agents_chunk : list
List of agents ID's.
command : str
Command sent to the socket.
wpk_repo : str
URL for WPK download.
version : str
Version to upgrade to.
force : bool
force the update even if it is a downgrade.
use_http : bool
False for HTTPS protocol, True for HTTP protocol.
file_path : str
Path to the installation file.
installer : str
Selected installer.
get_result : bool
Get the result of an update (True -> Task module), Create new upgrade task (False -> Upgrade module)
Returns
-------
Message received from the socket (Task module or Upgrade module)
"""
msg = create_wazuh_socket_message(
origin={'module': 'api'},
command=command,
parameters={
'agents': agents_chunk,
'version': version,
'force_upgrade': force,
'use_http': use_http,
'wpk_repo': wpk_repo,
'file_path': file_path,
'installer': installer
} if not get_result else {'agents': agents_chunk})
msg['parameters'] = {
k: v
for k, v in msg['parameters'].items() if v is not None
}
# Send upgrading command
s = WazuhSocket(common.UPGRADE_SOCKET)
s.send(dumps(msg).encode())
# Receive upgrade information from socket
data = loads(s.receive().decode())
s.close()
[
agent_info.update(
(k,
datetime.strptime(v, "%Y/%m/%d %H:%M:%S").strftime(date_format))
for k, v in agent_info.items()
if k in {'create_time', 'update_time'})
for agent_info in data['data']
]
return data