def __init__(self, initial_state=InstrumentAgentState.UNINITIALIZED):
"""
Initialize instrument agent prior to pyon process initialization.
Define state machine, initialize member variables.
"""
ResourceAgent.__init__(self)
# Instrument agent state machine.
self._fsm = InstrumentFSM(InstrumentAgentState, InstrumentAgentEvent, InstrumentAgentEvent.ENTER,
InstrumentAgentEvent.EXIT, InstErrorCode.UNHANDLED_EVENT)
# Populate state machine for all state-events.
self._fsm.add_handler(InstrumentAgentState.POWERED_DOWN, InstrumentAgentEvent.ENTER, self._handler_powered_down_enter)
self._fsm.add_handler(InstrumentAgentState.POWERED_DOWN, InstrumentAgentEvent.EXIT, self._handler_powered_down_exit)
self._fsm.add_handler(InstrumentAgentState.UNINITIALIZED, InstrumentAgentEvent.ENTER, self._handler_uninitialized_enter)
self._fsm.add_handler(InstrumentAgentState.UNINITIALIZED, InstrumentAgentEvent.EXIT, self._handler_uninitialized_exit)
self._fsm.add_handler(InstrumentAgentState.UNINITIALIZED, InstrumentAgentEvent.POWER_DOWN, self._handler_uninitialized_power_down)
self._fsm.add_handler(InstrumentAgentState.UNINITIALIZED, InstrumentAgentEvent.INITIALIZE, self._handler_uninitialized_initialize)
self._fsm.add_handler(InstrumentAgentState.UNINITIALIZED, InstrumentAgentEvent.RESET, self._handler_uninitialized_reset)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.ENTER, self._handler_inactive_enter)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.EXIT, self._handler_inactive_exit)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.INITIALIZE, self._handler_inactive_initialize)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.RESET, self._handler_inactive_reset)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.GO_ACTIVE, self._handler_inactive_go_active)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.INACTIVE, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.ENTER, self._handler_idle_enter)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.EXIT, self._handler_idle_exit)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.GO_INACTIVE, self._handler_idle_go_inactive)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.RESET, self._handler_idle_reset)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.RUN, self._handler_idle_run)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.IDLE, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.ENTER, self._handler_stopped_enter)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.EXIT, self._handler_stopped_exit)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.GO_INACTIVE, self._handler_stopped_go_inactive)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.RESET, self._handler_stopped_reset)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.CLEAR, self._handler_stopped_clear)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.RESUME, self._handler_stopped_resume)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.STOPPED, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.ENTER, self._handler_observatory_enter)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.EXIT, self._handler_observatory_exit)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GO_INACTIVE, self._handler_observatory_go_inactive)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.RESET, self._handler_observatory_reset)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.CLEAR, self._handler_observatory_clear)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.PAUSE, self._handler_observatory_pause)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GO_STREAMING, self._handler_observatory_go_streaming)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GO_DIRECT_ACCESS, self._handler_observatory_go_direct_access)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.GET_PARAMS, self._handler_get_params)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.SET_PARAMS, self._handler_observatory_set_params)
self._fsm.add_handler(InstrumentAgentState.OBSERVATORY, InstrumentAgentEvent.EXECUTE_RESOURCE, self._handler_observatory_execute_resource)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.ENTER, self._handler_streaming_enter)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.EXIT, self._handler_streaming_exit)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.GO_INACTIVE, self._handler_streaming_go_inactive)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.RESET, self._handler_streaming_reset)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.GO_OBSERVATORY, self._handler_streaming_go_observatory)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
self._fsm.add_handler(InstrumentAgentState.STREAMING, InstrumentAgentEvent.GET_PARAMS, self._handler_get_params)
self._fsm.add_handler(InstrumentAgentState.DIRECT_ACCESS, InstrumentAgentEvent.ENTER, self._handler_direct_access_enter)
self._fsm.add_handler(InstrumentAgentState.DIRECT_ACCESS, InstrumentAgentEvent.EXIT, self._handler_direct_access_exit)
self._fsm.add_handler(InstrumentAgentState.DIRECT_ACCESS, InstrumentAgentEvent.GO_OBSERVATORY, self._handler_direct_access_go_observatory)
self._fsm.add_handler(InstrumentAgentState.DIRECT_ACCESS, InstrumentAgentEvent.GET_RESOURCE_COMMANDS, self._handler_get_resource_commands)
self._fsm.add_handler(InstrumentAgentState.DIRECT_ACCESS, InstrumentAgentEvent.GET_RESOURCE_PARAMS, self._handler_get_resource_params)
###############################################################################
# Instrument agent internal parameters.
###############################################################################
# State machine start state, defaults to unconfigured.
self._initial_state = initial_state
# Driver configuration. Passed as part of the spawn configuration
# or with an initialize command. Sets driver specific
# context.
self._dvr_config = None
# Process ID of the driver process. Useful to identify and signal
# the process if necessary. Set by transition to inactive.
self._dvr_pid = None
# The driver process popen object. To terminate, signal, wait on,
# or otherwise interact with the driver process via subprocess.
# Set by transition to inactive.
self._dvr_proc = None
# The driver client for communicating to the driver process in
# request-response or event publication. Set by transition to
# inactive.
self._dvr_client = None
# UUID of the current transaction.
self.transaction_id = None
# List of pending transactions.
self._pending_transactions = []
# Dictionary of data stream IDs for data publishing. Constructed
# by stream_config agent config member during process on_init.
self._data_streams = {}
# Dictionary of data stream publishers. Constructed by
# stream_config agent config member during process on_init.
self._data_publishers = {}
# Factories for stream packets. Constructed by driver
# configuration information on transition to inactive.
self._packet_factories = {}
# Stream registrar to create publishers. Used to create
# stream publishers, set during process on_init.
self._stream_registrar = None
# Latitude value. Set by subscription to platform. Used to
# append data packets prior to publication.
self._lat = 0
# Longitude value. Set by subscription to platform. Used to
# append data packets prior to publication.
self._lon = 0
###############################################################################
# Instrument agent parameter capabilities.
###############################################################################
self.aparam_ia_param = None
def __init__(self):
log.debug("ExecutionEngineAgent init")
ResourceAgent.__init__(self)
def __init__(self):
log.debug("ExecutionEngineAgent init")
ResourceAgent.__init__(self)
def __init__(self, *args, **kwargs):
ResourceAgent.__init__(self, *args, **kwargs)
def __init__(self):
log.debug("HighAvailabilityAgent init")
ResourceAgent.__init__(self)
def __init__(self, *args, **kwargs):
ResourceAgent.__init__(self, *args, **kwargs)
