def _generate_disk_alert(self, json_msg, host_name, alert_type, alert_id, severity, \
info, specific_info, sensor_type):
"""Parses the json message, also validates it and then send it to the
RabbitMQ egress processor"""
self._log_debug(f"RealStorEnclMsgHandler, _generate_disk_alert,\
json_msg {json_msg}")
real_stor_disk_data_msg = \
RealStorDiskDataMsg(host_name, alert_type, alert_id, severity, info, specific_info)
json_msg = real_stor_disk_data_msg.getJson()
# save the json message in memory to serve sspl CLI sensor request
self._disk_sensor_message = json_msg
self._fru_type[sensor_type] = self._disk_sensor_message
self._write_internal_msgQ(RabbitMQegressProcessor.name(), json_msg, self._event)
def _check_reset_all_modules(self, jsonMsg):
"""Restarts all modules with debug mode off. Activated by internal_msgQ"""
if jsonMsg.get("sspl_ll_debug") is not None and \
jsonMsg.get("sspl_ll_debug").get("debug_component") is not None and \
jsonMsg.get("sspl_ll_debug").get("debug_component") == "all":
for module in self._sspl_modules:
self._log_debug("_check_reset_all_modules, module: %s" % module)
# Don't restart this thread or it won't complete the loop
if module != self.name():
self._restart_module(module)
# Populate an actuator response message and transmit
msgString = ThreadControllerMsg("All Modules", "Restarted with debug mode off").getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), msgString)
return True
return False
def _generate_node_fru_data(self, jsonMsg):
"""Create & transmit a FRU IPMI data message as defined
by the sensor response json schema"""
if self._node_sensor.host_id is None:
successful = self._node_sensor.read_data("None", self._get_debug(),
self._units)
if not successful:
logger.error(
"NodeDataMsgHandler, updating host information was NOT successful."
)
if jsonMsg.get("sensor_request_type").get("node_data") is not None:
self._fru_info = jsonMsg.get("sensor_request_type").get(
"node_data")
node_ipmi_data_msg = NodeIPMIDataMsg(self._fru_info)
if self._uuid is not None:
node_ipmi_data_msg.set_uuid(self._uuid)
jsonMsg = node_ipmi_data_msg.getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), jsonMsg)
def _route_IEM(self, jsonMsg):
# Send the IEM to the logging msg handler to be processed
# Get the optional log_level if it exists in msg
if jsonMsg.get("actuator_request_type").get("logging").get("log_level") is not None:
log_level = jsonMsg.get("actuator_request_type").get("logging").get("log_level")
else:
log_level = "LOG_INFO"
# Get the message to log in format "IEC: EVENT_CODE: EVENT_STRING: JSON DATA"
log_msg = f"{log_level} {jsonMsg.get('actuator_request_type').get('logging').get('log_msg')}"
internal_json_msg = json.dumps(
{"message": {
"IEM_routing": {
"log_msg": log_msg
}
}
})
# Send the IEM to RabbitMQegressProcessor to be routed to another IEM listener
self._write_internal_msgQ(RabbitMQegressProcessor.name(), internal_json_msg)
def _process_msg(self, jsonMsg):
"""Parses the incoming message and handles appropriately"""
self._log_debug(f"RealStorActuatorMsgHandler, _process_msg, jsonMsg: {jsonMsg}")
if isinstance(jsonMsg, dict) is False:
jsonMsg = json.loads(jsonMsg)
# Parse out the uuid so that it can be sent back in Ack message
uuid = None
if jsonMsg.get("sspl_ll_msg_header").get("uuid") is not None:
uuid = jsonMsg.get("sspl_ll_msg_header").get("uuid")
self._log_debug(f"_processMsg, uuid: {uuid}")
logger.debug(f"RealStorActuatorMsgHandler: _process_msg: jsonMsg: {jsonMsg}")
if jsonMsg.get("actuator_request_type").get("storage_enclosure").get("enclosure_request") is not None:
enclosure_request = jsonMsg.get("actuator_request_type").get("storage_enclosure").get("enclosure_request")
self._log_debug(f"_processMsg, enclosure_request: {enclosure_request}")
logger.debug(f"RealStorActuatorMsgHandler: _process_msg: INSIDE: jsonMsg: {jsonMsg}")
# Parse out the request field in the enclosure_request
(request, fru) = enclosure_request.split(":", 1)
request = request.strip()
fru = fru.strip()
if self._real_stor_actuator is None:
try:
from actuators.impl.generic.realstor_encl import RealStorActuator
self._real_stor_actuator = RealStorActuator()
except ImportError as e:
logger.warn("RealStor Actuator not loaded")
return
# Perform the request and get the response
real_stor_response = self._real_stor_actuator.perform_request(jsonMsg)
self._log_debug(f"_process_msg, RealStor response: {real_stor_response}")
json_msg = RealStorActuatorMsg(real_stor_response, uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), json_msg)
def _run_thread_capture_errors(curr_module, msgQlist, conf_reader, product):
"""Run the given thread and log any errors that happen on it.
Will stop all sspl_modules if one of them fails."""
try:
# Each module is passed a reference list to message queues so it can transmit
# internal messages to other modules as desired
curr_module.initialize(conf_reader, msgQlist, product)
curr_module.start()
except BaseException as ex:
logger.critical("SSPL-Tests encountered a fatal error, terminating service Error: %s" % ex)
logger.exception(ex)
# Populate an actuator response message and transmit back to HAlon
error_msg = "SSPL-Tests encountered an error, terminating service Error: " + \
", Exception: " + logger.exception(ex)
jsonMsg = ThreadControllerMsg(curr_module, error_msg).getJson()
curr_module._write_internal_msgQ(RabbitMQegressProcessor.name(), jsonMsg)
# Shut it down, error is non-recoverable
for name, other_module in list(world.sspl_modules.items()):
if other_module is not curr_module:
other_module.shutdown()
def _process_msg(self, json_msg):
"""Parses the incoming message and generate the desired data message"""
self._log_debug(f"RealStorEnclMsgHandler, _process_msg, json_msg: {json_msg}")
if json_msg.get("sensor_request_type").get("enclosure_alert") is not None:
internal_sensor_request = json_msg.get("sensor_request_type").\
get("enclosure_alert").get("status")
if internal_sensor_request:
resource_type = json_msg.get("sensor_request_type").\
get("enclosure_alert").get("info").get("resource_type")
if ":" in resource_type:
sensor_type = resource_type.split(":")[2]
else:
sensor_type = resource_type
self._propagate_alert(json_msg, sensor_type)
else:
# serves the request coming from sspl CLI
sensor_type = json_msg.get("sensor_request_type").\
get("enclosure_alert").get("info").\
get("resource_type")
if ":" in sensor_type:
sensor_type = sensor_type.split(":")[2]
else:
sensor_type = sensor_type
sensor_message_type = self._fru_type.get(sensor_type, "")
# get the previously saved json message for the sensor type
# and send the RabbitMQ Message
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type, self._event)
else:
self._log_debug(f"RealStorEnclMsgHandler, _process_msg, \
No past data found for {sensor_type} sensor type")
else:
logger.exception("RealStorEnclMsgHandler, _process_msg,\
Not a valid sensor request format")
def _process_msg(self, jsonMsg):
"""Parses the incoming message and calls the appropriate method"""
self._log_debug("_process_msg, jsonMsg: %s" % jsonMsg)
# Check to see if debug mode is being globally turned off on all modules
if self._check_reset_all_modules(jsonMsg) is True:
return
# Parse out the module name and request
module_name = jsonMsg.get("actuator_request_type").get(
"thread_controller").get("module_name")
thread_request = jsonMsg.get("actuator_request_type").get(
"thread_controller").get("thread_request")
# Parse out the uuid so that it can be sent back in Ack message
uuid = None
if jsonMsg.get("sspl_ll_msg_header") is not None and \
jsonMsg.get("sspl_ll_msg_header").get("uuid") is not None:
uuid = jsonMsg.get("sspl_ll_msg_header").get("uuid")
self._log_debug("_processMsg, uuid: %s" % uuid)
# Pass along the debug section to the module
if jsonMsg.get("sspl_ll_debug") is not None:
self.debug_section = {"sspl_ll_debug": {}}
self.debug_section["sspl_ll_debug"] = jsonMsg.get("sspl_ll_debug")
else:
self.debug_section = None
self._log_debug("_process_msg, self.debug_section: %s" %
self.debug_section)
# Parse out thread request and call the appropriate method
if thread_request == "restart":
self._restart_module(module_name)
elif thread_request == "start":
self._start_module(module_name)
elif thread_request == "stop":
# Don't let the outside world stop us from using RabbitMQ connection or shut down this thread
if module_name == "RabbitMQegressProcessor" or \
module_name == "RabbitMQingressProcessor" or \
module_name == "ThreadController":
logger.warn(
"Attempt to stop RabbitMQ or ThreadController Processors, \
ignoring. Please try 'restart' instead.")
return
self._stop_module(module_name)
elif thread_request == "status":
self._status_module(module_name)
elif thread_request == "degrade":
if module_name.lower() != "all":
logger.warn(
"Invalid module_name {0}. Need 'all' in module_name".
format(module_name))
return
self._switch_to_degraded_state(self._sspl_modules)
elif thread_request == "active":
if module_name.lower() != "all":
logger.warn(
"Invalid module_name {0}. Need 'all' in module_name".
format(module_name))
return
self._switch_to_active_state(self._sspl_modules)
else:
self._thread_response = "Error, unrecognized thread request"
node_id = []
if jsonMsg.get("actuator_request_type").get("thread_controller").get("parameters") is not None and \
jsonMsg.get("actuator_request_type").get("thread_controller").get("parameters").get("node_id"):
node_id = jsonMsg.get("actuator_request_type").get(
"thread_controller").get("parameters").get("node_id")
ack_type = {}
ack_type["hostname"] = self._hostname
ack_type["node_id"] = node_id
# Populate an actuator response message and transmit
threadControllerMsg = ThreadControllerMsg(module_name, self._thread_response, \
json.dumps(ack_type))
if uuid is not None:
threadControllerMsg.set_uuid(uuid)
msgString = threadControllerMsg.getJson()
logger.info("ThreadController, response: %s" % str(msgString))
if self._product.lower() in [x.lower() for x in enabled_products]:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
msgString)
elif self._product.lower() in [x.lower() for x in cs_legacy_products]:
self._write_internal_msgQ(PlaneCntrlRMQegressProcessor.name(),
msgString)
def _process_msg(self, ch, method, properties, body):
"""Parses the incoming message and hands off to the appropriate module"""
ingressMsg = {}
uuid = None
try:
if isinstance(body, dict) is False:
ingressMsg = json.loads(body)
else:
ingressMsg = body
# Authenticate message using username and signature fields
username = ingressMsg.get("username")
signature = ingressMsg.get("signature")
message = ingressMsg.get("message")
uuid = ingressMsg.get("uuid")
msg_len = len(message) + 1
if uuid is None:
uuid = "N/A"
if use_security_lib and \
SSPL_SEC.sspl_verify_message(msg_len, str(message), username, signature) != 0:
logger.warn(
"RabbitMQingressProcessor, Authentication failed on message: %s"
% ingressMsg)
return
# Get the incoming message type
if message.get("actuator_request_type") is not None:
msgType = message.get("actuator_request_type")
# Validate against the actuator schema
validate(ingressMsg, self._actuator_schema)
elif message.get("sensor_request_type") is not None:
msgType = message.get("sensor_request_type")
# Validate against the sensor schema
validate(ingressMsg, self._sensor_schema)
else:
# We only handle incoming actuator and sensor requests, ignore
# everything else.
return
# Check for debugging being activated in the message header
self._check_debug(message)
self._log_debug("_process_msg, ingressMsg: %s" % ingressMsg)
# Hand off to appropriate actuator message handler
if msgType.get("logging") is not None:
self._write_internal_msgQ("LoggingMsgHandler", message)
elif msgType.get("thread_controller") is not None:
self._write_internal_msgQ("ThreadController", message)
elif msgType.get("service_controller") is not None:
self._write_internal_msgQ("ServiceMsgHandler", message)
elif msgType.get("node_controller") is not None:
self._write_internal_msgQ("NodeControllerMsgHandler", message)
elif msgType.get("storage_enclosure") is not None:
self._write_internal_msgQ("RealStorActuatorMsgHandler",
message)
# Hand off to appropriate sensor message handler
elif msgType.get("node_data") is not None:
self._write_internal_msgQ("NodeDataMsgHandler", message)
elif msgType.get("enclosure_alert") is not None:
self._write_internal_msgQ("RealStorEnclMsgHandler", message)
elif msgType.get("storage_enclosure") is not None:
self._write_internal_msgQ("RealStorActuatorMsgHandler",
message)
# ... handle other incoming messages that have been validated
else:
# Send ack about not finding a msg handler
ack_msg = AckResponseMsg("Error Processing Message",
"Message Handler Not Found",
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
ack_msg)
# Acknowledge message was received
self._connection.ack(ch, delivery_tag=method.delivery_tag)
except Exception as ex:
logger.error(
"RabbitMQingressProcessor, _process_msg unrecognized message: %r"
% ingressMsg)
ack_msg = AckResponseMsg("Error Processing Msg",
"Msg Handler Not Found", uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), ack_msg)
def _transmit_json_msg(self, json_data):
"""Transmit message to halon by passing it to egress msg handler"""
json_data["trapName"] = self._trap_name
json_msg = SNMPtrapMsg(json_data).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), json_msg)
def check_RabbitMQegressProcessor_is_running(self):
"""Used by the shutdown_handler to allow queued egress msgs to complete"""
if self._product.lower() in [x.lower() for x in enabled_products]:
return self._sspl_modules[PlaneCntrlRMQegressProcessor.name()].is_running()
elif self._product.lower() in [x.lower() for x in cs_legacy_products]:
return self._sspl_modules[RabbitMQegressProcessor.name()].is_running()
def _generate_cpu_data(self):
"""Create & transmit a cpu_data message as defined
by the sensor response json schema"""
# Notify the node sensor to update its data required for the cpu_data message
successful = self._node_sensor.read_data("cpu_data", self._get_debug())
if not successful:
logger.error(
"NodeDataMsgHandler, _generate_cpu_data was NOT successful.")
self._cpu_usage_threshold = str(self._cpu_usage_threshold)
try:
if self._cpu_usage_threshold.isdigit():
self._cpu_usage_threshold = int(self._cpu_usage_threshold)
else:
self._cpu_usage_threshold = float(self._cpu_usage_threshold)
except ValueError:
logger.warning(
"CPU Usage Alert, Invalid host_memory_usage_threshold value are entered in config."
)
# Assigning default value to _cpu_usage_threshold
self._cpu_usage_threshold = self.DEFAULT_CPU_USAGE_THRESHOLD
if self._node_sensor.cpu_usage >= self._cpu_usage_threshold:
if not self.cpu_fault:
self.cpu_fault = True
# Create the cpu usage data message and hand it over to the egress processor to transmit
fault_event = "CPU usage increased to %s, beyond configured threshold of %s" \
%(self._node_sensor.cpu_usage, self._cpu_usage_threshold)
logger.warning(fault_event)
# Create the local mount data message and hand it over to the egress processor to transmit
cpuDataMsg = CPUdataMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.csps, self._node_sensor.idle_time,
self._node_sensor.interrupt_time,
self._node_sensor.iowait_time, self._node_sensor.nice_time,
self._node_sensor.softirq_time,
self._node_sensor.steal_time,
self._node_sensor.system_time, self._node_sensor.user_time,
self._node_sensor.cpu_core_data,
self._node_sensor.cpu_usage, self.site_id, self.rack_id,
self.node_id, self.cluster_id, self.FAULT, fault_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
cpuDataMsg.set_uuid(self._uuid)
jsonMsg = cpuDataMsg.getJson()
self.cpu_sensor_data = jsonMsg
self.os_sensor_type["cpu_usage"] = self.cpu_sensor_data
# Transmit it out over rabbitMQ channel
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
jsonMsg)
if (self._node_sensor.cpu_usage <=
self._cpu_usage_threshold) and (self.cpu_fault == True):
# Create the cpu usage data message and hand it over to the egress processor to transmit
fault_resolved_event = "CPU usage decreased to %s, lesser than configured threshold of %s" \
%(self._node_sensor.cpu_usage, self._cpu_usage_threshold)
logger.warning(fault_resolved_event)
# Create the local mount data message and hand it over to the egress processor to transmit
cpuDataMsg = CPUdataMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.csps, self._node_sensor.idle_time,
self._node_sensor.interrupt_time,
self._node_sensor.iowait_time, self._node_sensor.nice_time,
self._node_sensor.softirq_time, self._node_sensor.steal_time,
self._node_sensor.system_time, self._node_sensor.user_time,
self._node_sensor.cpu_core_data, self._node_sensor.cpu_usage,
self.site_id, self.rack_id, self.node_id, self.cluster_id,
self.FAULT_RESOLVED, fault_resolved_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
cpuDataMsg.set_uuid(self._uuid)
jsonMsg = cpuDataMsg.getJson()
self.cpu_sensor_data = jsonMsg
self.os_sensor_type["cpu_usage"] = self.cpu_sensor_data
# Transmit it out over rabbitMQ channel
self._write_internal_msgQ(RabbitMQegressProcessor.name(), jsonMsg)
self.cpu_fault = False
def _generate_host_update(self):
"""Create & transmit a host update message as defined
by the sensor response json schema"""
# Notify the node sensor to update its data required for the host_update message
successful = self._node_sensor.read_data("host_update",
self._get_debug(),
self._units)
if not successful:
logger.error(
"NodeDataMsgHandler, _generate_host_update was NOT successful."
)
self._host_memory_usage_threshold = str(
self._host_memory_usage_threshold)
try:
if self._host_memory_usage_threshold.isdigit():
self._host_memory_usage_threshold = int(
self._host_memory_usage_threshold)
else:
self._host_memory_usage_threshold = float(
self._host_memory_usage_threshold)
except ValueError:
logger.warning(
"Host Memory Alert, Invalid host_memory_usage_threshold value are entered in config."
)
# Assigning default value to _disk_usage_threshold
self._host_memory_usage_threshold = self.DEFAULT_HOST_MEMORY_USAGE_THRESHOLD
if self._node_sensor.total_memory[
"percent"] >= self._host_memory_usage_threshold:
# Create the disk space data message and hand it over to the egress processor to transmit
if not self.host_fault:
self.host_fault = True
# Create the disk space data message and hand it over to the egress processor to transmit
fault_event = "Host memory usage increased to %s, beyond configured threshold of %s" \
%(self._node_sensor.total_memory["percent"], self._host_memory_usage_threshold)
logger.warning(fault_event)
logged_in_users = []
# Create the host update message and hand it over to the egress processor to transmit
hostUpdateMsg = HostUpdateMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.boot_time, self._node_sensor.up_time,
self._node_sensor.uname, self._units, self.site_id,
self.rack_id, self.node_id, self.cluster_id,
self._node_sensor.total_memory,
self._node_sensor.logged_in_users,
self._node_sensor.process_count,
self._node_sensor.running_process_count, self.FAULT,
fault_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
hostUpdateMsg.set_uuid(self._uuid)
jsonMsg = hostUpdateMsg.getJson()
# Transmit it out over rabbitMQ channel
self.host_sensor_data = jsonMsg
self.os_sensor_type["memory_usage"] = self.host_sensor_data
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
jsonMsg)
if (self._node_sensor.total_memory["percent"] <
self._host_memory_usage_threshold) and (self.host_fault
== True):
fault_resolved_event = "Host memory usage decreased to %s, lesser than configured threshold of %s" \
%(self._node_sensor.total_memory["percent"], self._host_memory_usage_threshold)
logger.warning(fault_resolved_event)
logged_in_users = []
# Create the host update message and hand it over to the egress processor to transmit
hostUpdateMsg = HostUpdateMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.boot_time, self._node_sensor.up_time,
self._node_sensor.uname, self._units, self.site_id,
self.rack_id, self.node_id, self.cluster_id,
self._node_sensor.total_memory,
self._node_sensor.logged_in_users,
self._node_sensor.process_count,
self._node_sensor.running_process_count, self.FAULT_RESOLVED,
fault_resolved_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
hostUpdateMsg.set_uuid(self._uuid)
jsonMsg = hostUpdateMsg.getJson()
# Transmit it out over rabbitMQ channel
self.host_sensor_data = jsonMsg
self.os_sensor_type["memory_usage"] = self.host_sensor_data
self._write_internal_msgQ(RabbitMQegressProcessor.name(), jsonMsg)
self.host_fault = False
def _process_msg(self, jsonMsg):
"""Parses the incoming message and generate the desired data message"""
self._log_debug("_process_msg, jsonMsg: %s" % jsonMsg)
if isinstance(jsonMsg, dict) is False:
jsonMsg = json.loads(jsonMsg)
# Parse out the uuid so that it can be sent back in response message
self._uuid = None
if jsonMsg.get("sspl_ll_msg_header") is not None and \
jsonMsg.get("sspl_ll_msg_header").get("uuid") is not None:
self._uuid = jsonMsg.get("sspl_ll_msg_header").get("uuid")
self._log_debug("_processMsg, uuid: %s" % self._uuid)
if jsonMsg.get("sensor_request_type") is not None and \
jsonMsg.get("sensor_request_type").get("node_data") is not None and \
jsonMsg.get("sensor_request_type").get("node_data").get("sensor_type") is not None:
self.sensor_type = jsonMsg.get("sensor_request_type").get(
"node_data").get("sensor_type").split(":")[2]
self._log_debug("_processMsg, sensor_type: %s" % self.sensor_type)
if self.sensor_type == "memory_usage":
self._generate_host_update()
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(f"NodeDataMsgHandler, _process_msg, \
No past data found for {self.sensor_type} sensor type")
elif self.sensor_type == "cpu_usage":
self._generate_cpu_data()
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(f"NodeDataMsgHandler, _process_msg, \
No past data found for {self.sensor_type} sensor type")
elif self.sensor_type == "nw":
self._generate_if_data()
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(f"NodeDataMsgHandler, _process_msg, \
No past data found for {self.sensor_type} sensor type")
elif self.sensor_type == "disk_space":
self._generate_disk_space_alert()
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(f"NodeDataMsgHandler, _process_msg, \
No past data found for {self.sensor_type} sensor type")
elif self.sensor_type == "raid_data":
self._generate_raid_data(jsonMsg)
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(
"NodeDataMsgHandler, _process_msg " +
f"No past data found for {self.sensor_type} sensor type"
)
elif self.sensor_type == "raid_integrity":
self._generate_raid_integrity_data(jsonMsg)
sensor_message_type = self.os_sensor_type.get(
self.sensor_type, "")
if sensor_message_type:
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
sensor_message_type)
else:
self._log_debug(
"NodeDataMsgHandler, _process_msg " +
f"No past data found for {self.sensor_type} sensor type"
)
# Update mapping of device names to serial numbers for global use
elif jsonMsg.get("sensor_response_type") is not None:
if jsonMsg.get(
"sensor_response_type") == "devicename_serialnumber":
self._update_devicename_sn_dict(jsonMsg)
elif jsonMsg.get("sensor_request_type") is not None and \
jsonMsg.get("sensor_request_type").get("node_data") is not None and \
jsonMsg.get("sensor_request_type").get("node_data").get("info") is not None and \
jsonMsg.get("sensor_request_type").get("node_data").get("info").get("resource_type") is not None:
self._generate_node_fru_data(jsonMsg)
def _process_msg(self, jsonMsg):
"""Parses the incoming message and handles appropriately"""
self._log_debug(f"_process_msg, jsonMsg: {jsonMsg}")
if isinstance(jsonMsg, dict) is False:
jsonMsg = json.loads(jsonMsg)
# Parse out the uuid so that it can be sent back in Ack message
uuid = None
if jsonMsg.get("sspl_ll_msg_header").get("uuid") is not None:
uuid = jsonMsg.get("sspl_ll_msg_header").get("uuid")
self._log_debug(f"_processMsg, uuid: {uuid}")
if jsonMsg.get("actuator_request_type").get("node_controller").get(
"node_request") is not None:
node_request = jsonMsg.get("actuator_request_type").get(
"node_controller").get("node_request")
self._log_debug(f"_processMsg, node_request: {node_request}")
# Parse out the component field in the node_request
component = node_request[0:4]
# Handle generic command line requests
if component == 'SSPL':
# Query the Zope GlobalSiteManager for an object implementing the MOTR actuator
if self._command_line_actuator is None:
from actuators.Icommand_line import ICommandLine
command_line_actuator_class = self._queryUtility(
ICommandLine)
# Instantiate CommandLine Actuator only if class is loaded
if command_line_actuator_class:
self._command_line_actuator = command_line_actuator_class(
self._conf_reader)
else:
logger.warn("CommandLine Actuator not loaded")
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
# Perform the request and get the response
command_line_response = self._command_line_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, command line response: {command_line_response}"
)
json_msg = AckResponseMsg(node_request, command_line_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
# Handle LED effects using the HPI actuator
elif component == "LED:":
# HPI related operations are not supported in VM environment.
if self._is_env_vm():
logger.warn(
"HPI operations are not supported in current environment"
)
return
# Query the Zope GlobalSiteManager for an object implementing the IHPI actuator
if self._HPI_actuator is None:
from actuators.Ihpi import IHPI
# Load HPIActuator class
HPI_actuator_class = self._queryUtility(IHPI)
# Instantiate HPIActuator only if class is loaded
if HPI_actuator_class:
self._HPI_actuator = HPI_actuator_class(
self._conf_reader)
else:
logger.warn("HPIActuator not loaded")
if self._product.lower() in [
x.lower() for x in enabled_products
]:
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
self._log_debug(
f"_process_msg, _HPI_actuator name: {self._HPI_actuator.name()}"
)
# Perform the request using HPI and get the response
hpi_response = self._HPI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hpi_response: {hpi_response}")
json_msg = AckResponseMsg(node_request, hpi_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
# Set the Bezel LED color using the GEM interface
elif component == "BEZE":
# Query the Zope GlobalSiteManager for an object implementing the IGEM actuator
if self._GEM_actuator is None:
self._GEM_actuator = self._queryUtility(IGEM)(
self._conf_reader)
self._log_debug(
f"_process_msg, _GEM_actuator name: {self._GEM_actuator.name()}"
)
# Perform the request using GEM and get the response
gem_response = self._GEM_actuator.perform_request(
jsonMsg).strip()
self._log_debug(f"_process_msg, gem_response: {gem_response}")
json_msg = AckResponseMsg(node_request, gem_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "PDU:":
# Query the Zope GlobalSiteManager for an object implementing the IPDU actuator
if self._PDU_actuator is None:
from actuators.Ipdu import IPDU
PDU_actuator_class = self._queryUtility(IPDU)
# Instantiate RaritanPDU Actuator only if class is loaded
if PDU_actuator_class:
self._PDU_actuator = PDU_actuator_class(
self._conf_reader)
else:
logger.warn("RaritanPDU Actuator not loaded")
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
# Perform the request on the PDU and get the response
pdu_response = self._PDU_actuator.perform_request(
jsonMsg).strip()
self._log_debug(f"_process_msg, pdu_response: {pdu_response}")
json_msg = AckResponseMsg(node_request, pdu_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "RAID":
# If the state is INITIALIZED, We can assume that actuator is
# ready to perform operation.
if actuator_state_manager.is_initialized("RAIDactuator"):
self._log_debug(
f"_process_msg, _RAID_actuator name: {self._RAID_actuator.name()}"
)
self._execute_raid_request(node_request,
self._RAID_actuator, jsonMsg,
uuid)
# If the state is INITIALIZING, need to send message
elif actuator_state_manager.is_initializing("RAIDactuator"):
# This state will not be reached. Kept here for consistency.
logger.info("RAID actuator is initializing")
busy_json_msg = AckResponseMsg(
node_request, "BUSY", uuid,
error_no=errno.EBUSY).getJson()
self._write_internal_msgQ("RabbitMQegressProcessor",
busy_json_msg)
elif actuator_state_manager.is_imported("RAIDactuator"):
# This case will be for first request only. Subsequent
# requests will go to INITIALIZED state case.
logger.info("RAID actuator is imported and initializing")
from actuators.Iraid import IRAIDactuator
actuator_state_manager.set_state(
"RAIDactuator", actuator_state_manager.INITIALIZING)
# Query the Zope GlobalSiteManager for an object implementing the IRAIDactuator
raid_actuator_class = self._queryUtility(IRAIDactuator)
if raid_actuator_class:
# NOTE: Instantiation part should not time consuming
# otherwise NodeControllerMsgHandler will get block
# and will not be able serve any subsequent requests.
# This applies to instantiation of evey actuator.
self._RAID_actuator = raid_actuator_class()
logger.info(
f"_process_msg, _RAID_actuator name: {self._RAID_actuator.name()}"
)
self._execute_raid_request(node_request,
self._RAID_actuator,
jsonMsg, uuid)
actuator_state_manager.set_state(
"RAIDactuator", actuator_state_manager.INITIALIZED)
else:
logger.warn("RAID actuator is not instantiated")
# If there is no entry for actuator in table, We can assume
# that it is not loaded for some reason.
else:
logger.warn("RAID actuator is not loaded or not supported")
elif component == "IPMI":
# Query the Zope GlobalSiteManager for an object implementing the IPMI actuator
if self._IPMI_actuator is None:
from actuators.Iipmi import Iipmi
IPMI_actuator_class = self._queryUtility(Iipmi)
# Instantiate IPMI Actuator only if class is loaded
if IPMI_actuator_class:
self._IPMI_actuator = IPMI_actuator_class(
self._conf_reader)
else:
logger.warn("IPMI Actuator not loaded")
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
# Perform the IPMI request on the node and get the response
ipmi_response = self._IPMI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, ipmi_response: {ipmi_response}")
json_msg = AckResponseMsg(node_request, ipmi_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "STOP":
# HPI related operations are not supported in VM environment.
if self._is_env_vm():
logger.warn(
"HPI operations are not supported in current environment"
)
return
# Query the Zope GlobalSiteManager for an object implementing the IHPI actuator
if self._HPI_actuator is None:
from actuators.Ihpi import IHPI
# Load HPIActuator class
HPI_actuator_class = self._queryUtility(IHPI)
# Instantiate HPIActuator only if class is loaded
if HPI_actuator_class:
self._HPI_actuator = HPI_actuator_class(
self._conf_reader)
else:
logger.warn("HPIActuator not loaded")
if self._product.lower() in [
x.lower() for x in enabled_products
]:
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
self._log_debug(
f"_process_msg, _HPI_actuator name: {self._HPI_actuator.name()}"
)
# Parse out the drive to stop
drive_request = node_request[12:].strip()
self._log_debug(
f"perform_request, drive to stop: {drive_request}")
# Append POWER_OFF to notify HPI actuator of desired state
jsonMsg["actuator_request_type"]["node_controller"]["node_request"] = \
f"DISK: set {drive_request} POWER_OFF"
self._log_debug(f"_process_msg, jsonMsg: {jsonMsg}")
# Perform the request using HPI and get the response
hpi_response = self._HPI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hpi_response: {hpi_response}")
# Simplify success message as external apps don't care about details
if "Success" in hpi_response:
hpi_response = "Successful"
json_msg = AckResponseMsg(node_request, hpi_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "STAR":
# HPI related operations are not supported in VM environment.
if self._is_env_vm():
logger.warn(
"HPI operations are not supported in current environment"
)
return
# Query the Zope GlobalSiteManager for an object implementing the IHPI actuator
if self._HPI_actuator is None:
from actuators.Ihpi import IHPI
# Load HPIActuator class
HPI_actuator_class = self._queryUtility(IHPI)
# Instantiate HPIActuator only if class is loaded
if HPI_actuator_class:
self._HPI_actuator = HPI_actuator_class(
self._conf_reader)
else:
logger.warn("HPIActuator not loaded")
if self._product.lower() in [
x.lower() for x in enabled_products
]:
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
self._log_debug(
f"_process_msg, _HPI_actuator name: {self._HPI_actuator.name()}"
)
# Parse out the drive to start
drive_request = node_request[13:].strip()
self._log_debug(
f"perform_request, drive to start: {drive_request}")
# Append POWER_ON to notify HPI actuator of desired state
jsonMsg["actuator_request_type"]["node_controller"]["node_request"] = \
f"DISK: set {drive_request} POWER_ON"
self._log_debug(f"_process_msg, jsonMsg: {jsonMsg}")
# Perform the request using HPI and get the response
hpi_response = self._HPI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hpi_response: {hpi_response}")
# Simplify success message as external apps don't care about details
if "Success" in hpi_response:
hpi_response = "Successful"
json_msg = AckResponseMsg(node_request, hpi_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "RESE":
# HPI related operations are not supported in VM environment.
if self._is_env_vm():
logger.warn(
"HPI operations are not supported in current environment"
)
return
# Query the Zope GlobalSiteManager for an object implementing the IHPI actuator
if self._HPI_actuator is None:
from actuators.Ihpi import IHPI
# Load HPIActuator class
HPI_actuator_class = self._queryUtility(IHPI)
# Instantiate HPIActuator only if class is loaded
if HPI_actuator_class:
self._HPI_actuator = HPI_actuator_class(
self._conf_reader)
else:
logger.warn("HPIActuator not loaded")
if self._product.lower() in [
x.lower() for x in enabled_products
]:
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
self._log_debug(
f"_process_msg, _HPI_actuator name: {self._HPI_actuator.name()}"
)
# Parse out the drive to power cycle
drive_request = node_request[13:].strip()
self._log_debug(
f"perform_request, drive to power cycle: {drive_request}"
)
# Append POWER_OFF and then POWER_ON to notify HPI actuator of desired state
jsonMsg["actuator_request_type"]["node_controller"]["node_request"] = \
f"DISK: set {drive_request} POWER_OFF"
self._log_debug(f"_process_msg, jsonMsg: {jsonMsg}")
# Perform the request using HPI and get the response
hpi_response = self._HPI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hpi_response: {hpi_response}")
# Check for success and power the disk back on
if "Success" in hpi_response:
# Append POWER_ON to notify HPI actuator of desired state
jsonMsg["actuator_request_type"]["node_controller"]["node_request"] = \
f"DISK: set {drive_request} POWER_ON"
self._log_debug(f"_process_msg, jsonMsg: {jsonMsg}")
# Perform the request using HPI and get the response
hpi_response = self._HPI_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hpi_response: {hpi_response}")
# Simplify success message as external apps don't care about details
if "Success" in hpi_response:
hpi_response = "Successful"
json_msg = AckResponseMsg(node_request, hpi_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
elif component == "HDPA":
# If the state is INITIALIZED, We can assume that actuator is
# ready to perform operation.
if actuator_state_manager.is_initialized("Hdparm"):
logger.info(
f"_process_msg, Hdparm_actuator name: {self._hdparm_actuator.name()}"
)
# Perform the hdparm request on the node and get the response
hdparm_response = self._hdparm_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hdparm_response: {hdparm_response}")
json_msg = AckResponseMsg(node_request, hdparm_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
# If the state is INITIALIZING, need to send message
elif actuator_state_manager.is_initializing("Hdparm"):
# This state will not be reached. Kept here for consistency.
logger.info("Hdparm actuator is initializing")
busy_json_msg = AckResponseMsg(
node_request, "BUSY", uuid,
error_no=errno.EBUSY).getJson()
self._write_internal_msgQ("RabbitMQegressProcessor",
busy_json_msg)
elif actuator_state_manager.is_imported("Hdparm"):
# This case will be for first request only. Subsequent
# requests will go to INITIALIZED state case.
logger.info("Hdparm actuator is imported and initializing")
# Query the Zope GlobalSiteManager for an object
# implementing the hdparm actuator.
from actuators.Ihdparm import IHdparm
actuator_state_manager.set_state(
"Hdparm", actuator_state_manager.INITIALIZING)
hdparm_actuator_class = self._queryUtility(IHdparm)
if hdparm_actuator_class:
# NOTE: Instantiation part should not time consuming
# otherwise NodeControllerMsgHandler will get block and will
# not be able serve any subsequent requests. This applies
# to instantiation of evey actuator.
self._hdparm_actuator = hdparm_actuator_class()
self._log_debug(
f"_process_msg, _hdparm_actuator name: {self._hdparm_actuator.name()}"
)
# Perform the hdparm request on the node and get the response
hdparm_response = self._hdparm_actuator.perform_request(
jsonMsg).strip()
self._log_debug(
f"_process_msg, hdparm_response: {hdparm_response}"
)
json_msg = AckResponseMsg(node_request,
hdparm_response,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
actuator_state_manager.set_state(
"Hdparm", actuator_state_manager.INITIALIZED)
else:
logger.info("Hdparm actuator is not instantiated")
# If there is no entry for actuator in table, We can assume
# that it is not loaded for some reason.
else:
logger.info(
"Hdparm actuator is not loaded or not supported")
elif component == "SMAR":
# Parse out the drive request field in json msg
node_request = jsonMsg.get("actuator_request_type").get(
"node_controller").get("node_request")
drive_request = node_request[12:].strip()
self._log_debug(f"perform_request, drive: {drive_request}")
# If the drive field is an asterisk then send all the smart results for all drives available
if drive_request == "*":
# Send the event to DiskMonitor to schedule SMART test
internal_json_msg = json.dumps({
"sensor_request_type": "disk_smart_test",
"serial_number": "*",
"node_request": self.host_id,
"uuid": uuid
})
self._write_internal_msgQ("DiskMonitor", internal_json_msg)
return
# Put together a message to get the serial number of the drive using hdparm tool
if drive_request.startswith("/"):
serial_number, error = self._retrieve_serial_number(
drive_request)
# Send error response back on ack channel
if error != "":
json_msg = AckResponseMsg(node_request, error,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
else:
if self._smartctl_actuator is None:
from actuators.Ismartctl import ISmartctl
smartctl_actuator_class = self._queryUtility(ISmartctl)
if smartctl_actuator_class:
self._smartctl_actuator = self._queryUtility(
ISmartctl)()
self._log_debug(
"_process_msg, _smart_actuator name: %s" %
self._smartctl_actuator.name())
else:
logger.error(
" No module Smartctl is present to load")
serial_compare = self._smartctl_actuator._check_serial_number(
drive_request)
if not serial_compare:
json_msg = AckResponseMsg(node_request,
"Drive Not Found",
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
else:
serial_number = drive_request
# Send the event to DiskMonitor to schedule SMART test
internal_json_msg = json.dumps({
"sensor_request_type": "disk_smart_test",
"serial_number": serial_number,
"node_request": node_request,
"uuid": uuid
})
self._write_internal_msgQ("DiskMonitor", internal_json_msg)
elif component == "DRVM":
# Requesting the current status from drivemanager
# Parse out the drive request field in json msg
node_request = jsonMsg.get("actuator_request_type").get(
"node_controller").get("node_request")
drive_request = node_request[15:].strip()
self._log_debug(f"perform_request, drive: {drive_request}")
# If the drive field is an asterisk then send all the drivemanager results for all drives available
if drive_request == "*":
# Send a message to the disk message handler to lookup the drivemanager status and send it out
internal_json_msg = json.dumps({
"sensor_request_type": "drvmngr_status",
"serial_number": "*",
"node_request": self.host_id,
"uuid": uuid
})
# Send the event to disk message handler to generate json message
self._write_internal_msgQ(DiskMsgHandler.name(),
internal_json_msg)
return
# Put together a message to get the serial number of the drive using hdparm tool
if drive_request.startswith("/"):
serial_number, error = self._retrieve_serial_number(
drive_request)
# Send error response back on ack channel
if error != "":
json_msg = AckResponseMsg(node_request, error,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
else:
serial_number = drive_request
# Send a message to the disk message handler to lookup the smart status and send it out
internal_json_msg = json.dumps({
"sensor_request_type": "drvmngr_status",
"serial_number": serial_number,
"node_request": node_request,
"uuid": uuid
})
# Send the event to disk message handler to generate json message
self._write_internal_msgQ(DiskMsgHandler.name(),
internal_json_msg)
elif component == "HPI_":
# Requesting the current status from HPI data
# Parse out the drive request field in json msg
if self._is_env_vm():
logger.warn(
"HPI operations are not supported in current environment"
)
return
if self.setup == 'cortx':
logger.warn("HPIMonitor not loaded")
json_msg = AckResponseMsg(
node_request,
NodeControllerMsgHandler.UNSUPPORTED_REQUEST,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
return
node_request = jsonMsg.get("actuator_request_type").get(
"node_controller").get("node_request")
drive_request = node_request[11:].strip()
self._log_debug(f"perform_request, drive: {drive_request}")
# If the drive field is an asterisk then send all the hpi results for all drives available
if drive_request == "*":
# Send a message to the disk message handler to lookup the hpi status and send it out
internal_json_msg = json.dumps({
"sensor_request_type": "hpi_status",
"serial_number": "*",
"node_request": self.host_id,
"uuid": uuid
})
# Send the event to disk message handler to generate json message
self._write_internal_msgQ(DiskMsgHandler.name(),
internal_json_msg)
return
# Put together a message to get the serial number of the drive using hdparm tool
if drive_request.startswith("/"):
serial_number, error = self._retrieve_serial_number(
drive_request)
# Send error response back on ack channel
if error != "":
json_msg = AckResponseMsg(node_request, error,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
else:
serial_number = drive_request
# Send a message to the disk message handler to lookup the smart status and send it out
internal_json_msg = json.dumps({
"sensor_request_type": "hpi_status",
"serial_number": serial_number,
"node_request": node_request,
"uuid": uuid
})
# Send the event to disk message handler to generate json message
self._write_internal_msgQ(DiskMsgHandler.name(),
internal_json_msg)
elif component == "SIMU":
# Requesting to simulate an event
# Parse out the simulated request field
node_request = jsonMsg.get("actuator_request_type").get(
"node_controller").get("node_request")
sim_request = node_request[9:].strip().split(" ")
self._log_debug(
f"perform_request, sim_request: {str(sim_request)}")
# Put together a message to get the serial number of the drive using hdparm tool
if sim_request[1].startswith("/"):
serial_number, error = self._retrieve_serial_number(
sim_request[1])
# Send error response back on ack channel
if error != "":
json_msg = AckResponseMsg(node_request, error,
uuid).getJson()
self._write_internal_msgQ(
RabbitMQegressProcessor.name(), json_msg)
return
else:
serial_number = sim_request[1]
# SMART simulation requests are sent to DiskMonitor
if sim_request[0] == "SMART_FAILURE":
logger.info(
f"NodeControllerMsgHandler, simulating SMART_FAILURE on drive: {serial_number}"
)
internal_json_msg = json.dumps({
"sensor_request_type":
"simulate_failure",
"serial_number":
serial_number,
"node_request":
sim_request[0],
"uuid":
uuid
})
# Send the event to DiskMonitor to handle it from here
self._write_internal_msgQ("DiskMonitor", internal_json_msg)
else:
# Send a message to the disk message handler to handle simulation request
internal_json_msg = json.dumps({
"sensor_request_type":
"sim_event",
"serial_number":
serial_number,
"node_request":
sim_request[0],
"uuid":
uuid
})
# Send the event to disk message handler to generate json message
self._write_internal_msgQ(DiskMsgHandler.name(),
internal_json_msg)
elif component == "NDHW":
# NDHW Stands for Node HW.
try:
# Load and Instantiate the Actuator for the first request
if self._NodeHW_actuator is None:
from actuators.impl.generic.node_hw import NodeHWactuator
from framework.utils.ipmi_client import IpmiFactory
self.ipmi_client_name = Conf.get(
SSPL_CONF,
f"{self.NODE_HW_ACTUATOR}>{self.IPMI_IMPLEMENTOR}",
"ipmitool")
ipmi_factory = IpmiFactory()
ipmi_client = \
ipmi_factory.get_implementor(self.ipmi_client_name)
# Instantiate NodeHWactuator only if class is loaded
if ipmi_client is not None:
self._NodeHW_actuator = NodeHWactuator(
ipmi_client, self._conf_reader)
self._NodeHW_actuator.initialize()
else:
logger.error(
f"IPMI client: '{self.ipmi_client_name}' doesn't exist"
)
return
node_request = jsonMsg.get("actuator_request_type")
# Perform the NodeHW request on the node and get the response
#TODO: Send message to Ack as well as Sensor in their respective channel.
node_hw_response = self._NodeHW_actuator.perform_request(
node_request)
self._log_debug(
f"_process_msg, node_hw_response: {node_hw_response}")
json_msg = NodeHwAckResponseMsg(node_request,
node_hw_response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
except ImportError as e:
logger.error(f"Modules could not be loaded: {e}")
return
except Exception as e:
logger.error(
f"NodeControllerMsgHandler, _process_msg, Exception in request handling: {e}"
)
return
else:
response = f"NodeControllerMsgHandler, _process_msg, unknown node controller msg: {node_request}"
self._log_debug(response)
json_msg = AckResponseMsg(node_request, response,
uuid).getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
json_msg)
def _send_msg(self, iem_components, log_timestamp):
"""Creates JSON message from iem components and sends to RabbitMQ
channel.
"""
# IEM format is IEC:DESCRIPTION
# IEC format is SEVERITY|SOURCEID|COMPONENTID|MODULEID|EVENTID
# Field lengths ----1---|---1----|------3----|----3---|---4---
# Example IEM -> "IEC: BO1001000001:Error in connecting to controller"
# Actual IEC doesn't contain separator between fields. It is shown
# here just for readability. Each field has fixed length.
severity, source_id, component_id, module_id, event_id, description = \
[iem_components[i] for i in range(6)]
# Check if severity level is valid
if severity not in self.SEVERITY_LEVELS:
logger.warn(f"Invalid Severity level: {severity}")
return
# Check for valid source id
if source_id not in self.SOURCE_IDS:
logger.warn(f"Invalid Source ID level: {source_id}")
return
# Check for valid event time
event_time = self._get_epoch_time_from_timestamp(log_timestamp)
if not event_time:
logger.error("Timestamp is not in required format, discarding the message")
return
# Check for other components
args = {
"_comp_id": component_id,
"_module_id": module_id,
"_event_id": event_id
}
if not self._are_components_in_range(**args):
return
# Update severity and source_id
alert_type = iem_severity_to_alert_mapping.get(severity)
severity = iem_severity_types.get(severity, severity)
source_id = iem_source_types.get(source_id, source_id)
# Decode component_id, module_id and event_id
component_id, module_id, event_id = self._decode_msg( f"{component_id}{module_id}{event_id}")
info = {
"site_id": self._site_id,
"rack_id": self._rack_id,
"node_id": self._node_id,
"cluster_id" : self._cluster_id,
"source_id": source_id,
"component_id": component_id,
"module_id": module_id,
"event_id": event_id,
"severity": severity,
"description": description,
"alert_type": alert_type,
"event_time": event_time,
"IEC": "".join(iem_components[:-1])
}
iem_data_msg = IEMDataMsg(info)
json_msg = iem_data_msg.getJson()
self._write_internal_msgQ(RabbitMQegressProcessor.name(), json_msg)
def _generate_disk_space_alert(self):
"""Create & transmit a disk_space_alert message as defined
by the sensor response json schema"""
# Notify the node sensor to update its data required for the disk_space_data message
successful = self._node_sensor.read_data("disk_space_alert",
self._get_debug(),
self._units)
if not successful:
logger.error(
"NodeDataMsgHandler, _generate_disk_space_alert was NOT successful."
)
return
# Changing disk_usage_threshold type according to what value type entered in config file
self._disk_usage_threshold = str(self._disk_usage_threshold)
try:
if self._disk_usage_threshold.isdigit():
self._disk_usage_threshold = int(self._disk_usage_threshold)
else:
self._disk_usage_threshold = float(self._disk_usage_threshold)
except ValueError:
logger.warning(
"Disk Space Alert, Invalid disk_usage_threshold value are entered in config."
)
# Assigning default value to _disk_usage_threshold
self._disk_usage_threshold = self.DEFAULT_DISK_USAGE_THRESHOLD
if self._node_sensor.disk_used_percentage >= self._disk_usage_threshold:
if not self.disk_fault:
self.disk_fault = True
# Create the disk space data message and hand it over to the egress processor to transmit
fault_event = "Disk usage increased to %s, beyond configured threshold of %s" \
%(self._node_sensor.disk_used_percentage, self._disk_usage_threshold)
logger.warning(fault_event)
diskSpaceAlertMsg = DiskSpaceAlertMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.total_space,
self._node_sensor.free_space,
self._node_sensor.disk_used_percentage, self._units,
self.site_id, self.rack_id, self.node_id, self.cluster_id,
self.FAULT, fault_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
diskSpaceAlertMsg.set_uuid(self._uuid)
jsonMsg = diskSpaceAlertMsg.getJson()
self.disk_sensor_data = jsonMsg
self.os_sensor_type["disk_space"] = self.disk_sensor_data
# Transmit it out over rabbitMQ channel
self._write_internal_msgQ(RabbitMQegressProcessor.name(),
jsonMsg)
if (self._node_sensor.disk_used_percentage <=
self._disk_usage_threshold) and (self.disk_fault == True):
# Create the disk space data message and hand it over to the egress processor to transmit
fault_resolved_event = "Disk usage decreased to %s, lesser than configured threshold of %s" \
%(self._node_sensor.disk_used_percentage, self._disk_usage_threshold)
logger.warning(fault_resolved_event)
diskSpaceAlertMsg = DiskSpaceAlertMsg(
self._node_sensor.host_id, self._epoch_time,
self._node_sensor.total_space, self._node_sensor.free_space,
self._node_sensor.disk_used_percentage, self._units,
self.site_id, self.rack_id, self.node_id, self.cluster_id,
self.FAULT_RESOLVED, fault_resolved_event)
# Add in uuid if it was present in the json request
if self._uuid is not None:
diskSpaceAlertMsg.set_uuid(self._uuid)
jsonMsg = diskSpaceAlertMsg.getJson()
self.disk_sensor_data = jsonMsg
self.os_sensor_type["disk_space"] = self.disk_sensor_data
# Transmit it out over rabbitMQ channel
self._write_internal_msgQ(RabbitMQegressProcessor.name(), jsonMsg)
self.disk_fault = False