[298] | 1 |
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| 2 | import fs
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| 3 | import const
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| 4 | import util
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| 5 | from acars import ACARS
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| 6 | from sound import startSound
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| 7 |
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| 8 | import time
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| 9 |
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| 10 | #---------------------------------------------------------------------------------------
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| 11 |
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[297] | 12 | ## @package mlx.checks
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| 13 | #
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| 14 | # The classes that check the state of the aircraft.
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| 15 | #
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| 16 | # During the flight the program periodically queries various data from the
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| 17 | # simulator. This data is returned in instances of the \ref
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| 18 | # mlx.fs.AircraftState class and passed to the various "checkers",
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| 19 | # i.e. instances of subclasses of the \ref StateChecker class. These checkers
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| 20 | # perform various checks to see if the aircraft's parameters are within the
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| 21 | # expected limits, or some of them just logs something.
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| 22 | #
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| 23 | # There are a few special ones, such as \ref StageChecker which computes the
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| 24 | # transitions from one stage of the flight to the next one. Or \ref ACARSSender
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| 25 | # which sends the ACARS periodically
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[8] | 26 |
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| 27 | #---------------------------------------------------------------------------------------
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| 28 |
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| 29 | class StateChecker(object):
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| 30 | """Base class for classes the instances of which check the aircraft's state
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| 31 | from some aspect.
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| 32 |
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| 33 | As a result of the check they may log something, or notify of some fault, etc."""
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| 34 | def check(self, flight, aircraft, logger, oldState, state):
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| 35 | """Perform the check and do whatever is needed.
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| 36 |
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| 37 | This default implementation raises a NotImplementedError."""
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| 38 | raise NotImplementedError()
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[332] | 39 |
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[8] | 40 | #---------------------------------------------------------------------------------------
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| 41 |
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| 42 | class StageChecker(StateChecker):
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| 43 | """Check the flight stage transitions."""
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[25] | 44 | def __init__(self):
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| 45 | """Construct the stage checker."""
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| 46 | self._flareStarted = False
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| 47 |
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[8] | 48 | def check(self, flight, aircraft, logger, oldState, state):
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| 49 | """Check the stage of the aircraft."""
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| 50 | stage = flight.stage
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| 51 | if stage==None:
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| 52 | aircraft.setStage(state, const.STAGE_BOARDING)
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| 53 | elif stage==const.STAGE_BOARDING:
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| 54 | if not state.parking or \
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| 55 | (not state.trickMode and state.groundSpeed>5.0):
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| 56 | aircraft.setStage(state, const.STAGE_PUSHANDTAXI)
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| 57 | elif stage==const.STAGE_TAKEOFF:
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| 58 | if not state.gearsDown or \
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| 59 | (state.radioAltitude>3000.0 and state.vs>0):
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| 60 | aircraft.setStage(state, const.STAGE_CLIMB)
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| 61 | elif not state.landingLightsOn and \
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[477] | 62 | (state.strobeLightsOn is False or
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[529] | 63 | (state.strobeLightsOn is None and state.xpdrC is False)) and \
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[8] | 64 | state.onTheGround and \
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| 65 | state.groundSpeed<50.0:
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| 66 | aircraft.setStage(state, const.STAGE_RTO)
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| 67 | elif stage==const.STAGE_CLIMB:
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| 68 | if (state.altitude+2000) > flight.cruiseAltitude:
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| 69 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 70 | elif state.radioAltitude<2000.0 and \
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| 71 | state.vs < 0.0 and state.gearsDown:
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| 72 | aircraft.setStage(state, const.STAGE_LANDING)
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| 73 | elif stage==const.STAGE_CRUISE:
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[594] | 74 | if (state.altitude+2000) < flight.cruiseAltitudeForDescent:
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[8] | 75 | aircraft.setStage(state, const.STAGE_DESCENT)
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| 76 | elif stage==const.STAGE_DESCENT or stage==const.STAGE_GOAROUND:
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| 77 | if state.gearsDown and state.radioAltitude<2000.0:
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| 78 | aircraft.setStage(state, const.STAGE_LANDING)
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| 79 | elif (state.altitude+2000) > flight.cruiseAltitude:
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| 80 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 81 | elif stage==const.STAGE_LANDING:
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[332] | 82 | if state.onTheGround and state.groundSpeed<25.0:
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[8] | 83 | aircraft.setStage(state, const.STAGE_TAXIAFTERLAND)
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| 84 | elif not state.gearsDown:
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| 85 | aircraft.setStage(state, const.STAGE_GOAROUND)
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[25] | 86 | elif state.radioAltitude>200 and self._flareStarted:
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[8] | 87 | aircraft.cancelFlare()
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[25] | 88 | self._flareStarted = False
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| 89 | elif state.radioAltitude<150 and not state.onTheGround and \
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| 90 | not self._flareStarted:
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| 91 | self._flareStarted = True
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[9] | 92 | aircraft.prepareFlare()
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[8] | 93 | elif stage==const.STAGE_TAXIAFTERLAND:
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[359] | 94 | if state.parking and aircraft.checkFlightEnd(state):
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[8] | 95 | aircraft.setStage(state, const.STAGE_END)
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| 96 |
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| 97 | #---------------------------------------------------------------------------------------
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| 98 |
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[139] | 99 | class ACARSSender(StateChecker):
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| 100 | """Sender of online ACARS.
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| 101 |
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| 102 | It sends the ACARS every 3 minutes to the MAVA website."""
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| 103 |
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[297] | 104 | ## The interval at which the ACARS are sent
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[139] | 105 | INTERVAL = 3*60.0
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[332] | 106 |
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[139] | 107 | def __init__(self, gui):
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| 108 | """Construct the ACARS sender."""
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| 109 | self._gui = gui
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| 110 | self._lastSent = None
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[374] | 111 | self._sending = False
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[139] | 112 |
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| 113 | def check(self, flight, aircraft, logger, oldState, state):
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| 114 | """If the time has come to send the ACARS, send it."""
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[374] | 115 | if self._sending:
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| 116 | return
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| 117 |
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[139] | 118 | now = time.time()
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[332] | 119 |
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[139] | 120 | if self._lastSent is not None and \
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| 121 | (self._lastSent + ACARSSender.INTERVAL)>now:
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[332] | 122 | return
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[139] | 123 |
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[380] | 124 | self._sending = True
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[139] | 125 | acars = ACARS(self._gui, state)
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| 126 | self._gui.webHandler.sendACARS(self._acarsCallback, acars)
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| 127 |
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| 128 | def _acarsCallback(self, returned, result):
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| 129 | """Callback for ACARS sending."""
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| 130 | if returned:
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| 131 | print "Sent online ACARS"
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| 132 | self._lastSent = time.time() if self._lastSent is None \
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| 133 | else self._lastSent + ACARSSender.INTERVAL
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| 134 | else:
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| 135 | print "Failed to send the ACARS"
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[374] | 136 | self._sending = False
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[332] | 137 |
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[139] | 138 | #---------------------------------------------------------------------------------------
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| 139 |
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[9] | 140 | class TakeOffLogger(StateChecker):
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| 141 | """Logger for the cruise speed."""
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| 142 | def __init__(self):
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| 143 | """Construct the logger."""
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| 144 | self._onTheGround = True
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[332] | 145 |
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[9] | 146 | def check(self, flight, aircraft, logger, oldState, state):
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| 147 | """Log the cruise speed if necessary."""
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| 148 | if flight.stage==const.STAGE_TAKEOFF and \
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| 149 | self._onTheGround and not state.onTheGround:
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| 150 | logger.message(state.timestamp,
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[241] | 151 | "Takeoff speed: %.0f %s" % \
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| 152 | (flight.speedFromKnots(state.ias),
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| 153 | flight.getEnglishSpeedUnit()))
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[9] | 154 | logger.message(state.timestamp,
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| 155 | "Takeoff heading: %03.0f degrees" % (state.heading,))
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| 156 | logger.message(state.timestamp,
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| 157 | "Takeoff pitch: %.1f degrees" % (state.pitch,))
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[332] | 158 | logger.message(state.timestamp,
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[364] | 159 | "Takeoff flaps: %.0f" % (state.flapsSet))
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| 160 | logger.message(state.timestamp,
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[340] | 161 | "CG/Trim: %.1f%%/%.2f" % \
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| 162 | (state.cog*100.0, state.elevatorTrim))
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[611] | 163 |
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| 164 |
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| 165 | if abs(state.pitch)>aircraft.maxTakeOffPitch:
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| 166 | flight.handleNoGo("TOPitch", state.timestamp,
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| 167 | "Takeoff pitch higher than aircraft maximum (%.2f)" % \
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| 168 | (aircraft.maxTakeOffPitch,),
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| 169 | "TO TAILSTRIKE NO GO")
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| 170 |
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[9] | 171 | self._onTheGround = False
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| 172 |
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| 173 | #---------------------------------------------------------------------------------------
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| 174 |
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[601] | 175 | class InitialClimbSpeedLogger(StateChecker):
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| 176 | """Logger for the initial climb speed."""
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| 177 | def __init__(self):
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| 178 | """Construct the logger."""
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| 179 | self._logged = False
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| 180 |
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| 181 | def check(self, flight, aircraft, logger, oldState, state):
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| 182 | """Log the initial climb speed if the altitude is reached."""
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| 183 | if not self._logged and \
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| 184 | state.radioAltitude>=aircraft.initialClimbSpeedAltitude and \
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| 185 | flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB]:
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| 186 | logger.message(state.timestamp,
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| 187 | "Initial climb speed: %.0f %s - %.0f ft AGL" % \
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| 188 | (flight.speedFromKnots(state.ias),
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| 189 | flight.getEnglishSpeedUnit(),
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| 190 | state.radioAltitude))
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| 191 | self._logged = True
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| 192 |
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| 193 | #---------------------------------------------------------------------------------------
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| 194 |
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[9] | 195 | class CruiseSpeedLogger(StateChecker):
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| 196 | """Logger for the cruise speed."""
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| 197 | def __init__(self):
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| 198 | """Construct the logger."""
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| 199 | self._lastTime = None
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[332] | 200 |
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[9] | 201 | def check(self, flight, aircraft, logger, oldState, state):
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| 202 | """Log the cruise speed if necessary."""
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| 203 | if flight.stage==const.STAGE_CRUISE and \
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| 204 | (self._lastTime is None or \
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| 205 | (self._lastTime+800)<=state.timestamp):
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| 206 | if state.altitude>24500.0:
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| 207 | logger.message(state.timestamp,
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[10] | 208 | "Cruise speed: %.3f mach" % (state.mach,))
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[9] | 209 | else:
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| 210 | logger.message(state.timestamp,
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[241] | 211 | "Cruise speed: %.0f %s" %
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| 212 | (flight.speedFromKnots(state.ias),
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| 213 | flight.getEnglishSpeedUnit()))
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[9] | 214 | self._lastTime = state.timestamp
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| 215 |
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| 216 | #---------------------------------------------------------------------------------------
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| 217 |
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[10] | 218 | class SpoilerLogger(StateChecker):
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[600] | 219 | """Logger for the spoiler."""
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[10] | 220 | def __init__(self):
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| 221 | """Construct the logger."""
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[600] | 222 | self._spoilersDown = True
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[10] | 223 | self._logged = False
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[13] | 224 | self._spoilersExtension = None
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[332] | 225 |
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[10] | 226 | def check(self, flight, aircraft, logger, oldState, state):
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| 227 | """Log the cruise speed if necessary."""
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[600] | 228 | spoilersDown = state.spoilersExtension==0
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| 229 |
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| 230 | if flight.stage==const.STAGE_LANDING and state.onTheGround:
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| 231 | if not self._logged:
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| 232 | if not spoilersDown and self._spoilersDown:
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| 233 | logger.message(state.timestamp, "Speedbrake deployed")
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[10] | 234 | self._logged = True
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[170] | 235 | config = flight.config
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| 236 | if config.enableSounds and config.speedbrakeAtTD:
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| 237 | startSound(const.SOUND_SPEEDBRAKE)
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[600] | 238 | elif spoilersDown!=self._spoilersDown:
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| 239 | logger.message(state.timestamp,
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| 240 | "Speedbrake " + ("down" if spoilersDown else "up"))
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| 241 |
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| 242 | self._spoilersDown = spoilersDown
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[10] | 243 |
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| 244 | #---------------------------------------------------------------------------------------
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| 245 |
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[134] | 246 | class VisibilityChecker(StateChecker):
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| 247 | """Inform the pilot of the visibility once when descending below 2000 ft,
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| 248 | then when descending below 1000 ft."""
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| 249 | def __init__(self):
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| 250 | """Construct the visibility checker."""
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| 251 | self._informedBelow2000 = False
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| 252 | self._informedBelow1000 = False
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| 253 |
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| 254 | def check(self, flight, aircraft, logger, oldState, state):
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| 255 | """Check if we need to inform the pilot of the visibility."""
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| 256 | if flight.stage==const.STAGE_DESCENT or \
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| 257 | flight.stage==const.STAGE_LANDING:
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| 258 | if (state.radioAltitude<2000 and not self._informedBelow2000) or \
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| 259 | (state.radioAltitude<1000 and not self._informedBelow1000):
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| 260 | visibilityString = util.visibility2String(state.visibility)
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| 261 | fs.sendMessage(const.MESSAGETYPE_VISIBILITY,
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| 262 | "Current visibility: " + visibilityString,
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| 263 | 5)
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| 264 | logger.message(state.timestamp,
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| 265 | "Pilot was informed about the visibility: " +
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| 266 | visibilityString)
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| 267 | self._informedBelow2000 = True
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| 268 | self._informedBelow1000 = state.radioAltitude<1000
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| 269 |
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| 270 | #---------------------------------------------------------------------------------------
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| 271 |
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[273] | 272 | class ApproachCalloutsPlayer(StateChecker):
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| 273 | """A state checker that plays a sequence of approach callouts.
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| 274 |
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| 275 | It tracks the altitude during the descent and landing phases and
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| 276 | if the altitude crosses one that has a callout associated with and
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[332] | 277 | the vertical speed is negative, that callout will be played."""
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[273] | 278 | def __init__(self, approachCallouts):
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| 279 | """Construct the approach callouts player."""
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| 280 | self._approachCallouts = approachCallouts
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| 281 | self._altitudes = approachCallouts.getAltitudes(descending = False)
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| 282 |
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| 283 | def check(self, flight, aircraft, logger, oldState, state):
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| 284 | """Check if we need to play a callout."""
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| 285 | if (flight.stage==const.STAGE_DESCENT or \
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| 286 | flight.stage==const.STAGE_LANDING) and state.vs<0:
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| 287 | oldRadioAltitude = oldState.radioAltitude
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| 288 | radioAltitude = state.radioAltitude
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| 289 | for altitude in self._altitudes:
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| 290 | if radioAltitude<=altitude and \
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| 291 | oldRadioAltitude>altitude:
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| 292 | startSound(self._approachCallouts[altitude])
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| 293 | break
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| 294 |
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| 295 | #---------------------------------------------------------------------------------------
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| 296 |
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[8] | 297 | class StateChangeLogger(StateChecker):
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| 298 | """Base class for classes the instances of which check if a specific change has
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| 299 | occured in the aircraft's state, and log such change."""
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[356] | 300 | def __init__(self, logInitial = True, excludedStages = None):
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[8] | 301 | """Construct the logger.
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| 302 |
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| 303 | If logInitial is True, the initial value will be logged, not just the
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| 304 | changes later.
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| 305 |
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[356] | 306 | If excludedStages is given, it should be a list containing those stages
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| 307 | during which the changes should not be logged.
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| 308 |
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[8] | 309 | Child classes should define the following functions:
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| 310 | - _changed(self, oldState, state): returns a boolean indicating if the
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| 311 | value has changed or not
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[321] | 312 | - _getMessage(self, flight, state, forced): return a strings containing
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| 313 | the message to log with the new value
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[8] | 314 | """
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[332] | 315 | self._logInitial = logInitial
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[356] | 316 | self._excludedStages = [] if excludedStages is None else excludedStages
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[8] | 317 |
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[324] | 318 | def _getLogTimestamp(self, state, forced):
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[22] | 319 | """Get the log timestamp."""
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| 320 | return state.timestamp
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| 321 |
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[8] | 322 | def check(self, flight, aircraft, logger, oldState, state):
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| 323 | """Check if the state has changed, and if so, log the new state."""
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[356] | 324 | if flight.stage in self._excludedStages:
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| 325 | return
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| 326 |
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[8] | 327 | shouldLog = False
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| 328 | if oldState is None:
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| 329 | shouldLog = self._logInitial
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| 330 | else:
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| 331 | shouldLog = self._changed(oldState, state)
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[332] | 332 |
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[8] | 333 | if shouldLog:
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[321] | 334 | self.logState(flight, logger, state)
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| 335 |
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| 336 | def logState(self, flight, logger, state, forced = False):
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| 337 | """Log the state."""
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| 338 | message = self._getMessage(flight, state, forced)
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| 339 | if message is not None:
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[324] | 340 | logger.message(self._getLogTimestamp(state, forced), message)
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[332] | 341 |
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[241] | 342 | #-------------------------------------------------------------------------------
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[8] | 343 |
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| 344 | class SimpleChangeMixin(object):
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| 345 | """A mixin that defines a _changed() function which simply calls a function
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| 346 | to retrieve the value two monitor for both states and compares them.
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| 347 |
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| 348 | Child classes should define the following function:
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| 349 | - _getValue(state): get the value we are interested in."""
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| 350 | def _changed(self, oldState, state):
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| 351 | """Determine if the value has changed."""
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[314] | 352 | currentValue = self._getValue(state)
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| 353 | return currentValue is not None and self._getValue(oldState)!=currentValue
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[8] | 354 |
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| 355 | #---------------------------------------------------------------------------------------
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| 356 |
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| 357 | class SingleValueMixin(object):
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| 358 | """A mixin that provides a _getValue() function to query a value from the
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| 359 | state using the name of the attribute."""
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| 360 | def __init__(self, attrName):
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| 361 | """Construct the mixin with the given attribute name."""
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| 362 | self._attrName = attrName
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| 363 |
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| 364 | def _getValue(self, state):
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| 365 | """Get the value of the attribute from the state."""
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| 366 | return getattr(state, self._attrName)
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[332] | 367 |
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[8] | 368 | #---------------------------------------------------------------------------------------
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| 369 |
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| 370 | class DelayedChangeMixin(object):
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| 371 | """A mixin to a StateChangeLogger that stores the old value and reports a
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| 372 | change only if the change has been there for a certain amount of time.
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| 373 |
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| 374 | Child classes should define the following function:
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| 375 | - _getValue(state): get the value we are interested in."""
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[22] | 376 | def __init__(self, minDelay = 3.0, maxDelay = 10.0):
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[8] | 377 | """Construct the mixin with the given delay in seconds."""
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[22] | 378 | self._minDelay = minDelay
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| 379 | self._maxDelay = maxDelay
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[8] | 380 | self._oldValue = None
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| 381 | self._firstChange = None
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[22] | 382 | self._lastChangeState = None
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[355] | 383 | self._lastLoggedValue = None
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| 384 |
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| 385 | self._logState = lambda flight, logger, state, forced = False: \
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| 386 | StateChangeLogger.logState(self, flight, logger, state,
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| 387 | forced = forced)
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| 388 | self.logState = lambda flight, logger, state, forced = False: \
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| 389 | DelayedChangeMixin.logState(self, flight, logger, state,
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| 390 | forced = forced)
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[332] | 391 |
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[8] | 392 | def _changed(self, oldState, state):
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| 393 | """Determine if the value has changed."""
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| 394 | if self._oldValue is None:
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| 395 | self._oldValue = self._getValue(oldState)
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[332] | 396 |
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[8] | 397 | newValue = self._getValue(state)
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[321] | 398 | if self._isDifferent(self._oldValue, newValue):
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[355] | 399 | if self._lastLoggedValue is not None and \
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| 400 | not self._isDifferent(self._lastLoggedValue, newValue):
|
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| 401 | self._firstChange = None
|
---|
| 402 | else:
|
---|
| 403 | if self._firstChange is None:
|
---|
| 404 | self._firstChange = state.timestamp
|
---|
| 405 | self._lastChangeState = state
|
---|
[22] | 406 | self._oldValue = newValue
|
---|
| 407 |
|
---|
| 408 | if self._firstChange is not None:
|
---|
[324] | 409 | if state.timestamp >= min(self._lastChangeState.timestamp +
|
---|
| 410 | self._minDelay,
|
---|
[22] | 411 | self._firstChange + self._maxDelay):
|
---|
[8] | 412 | self._firstChange = None
|
---|
| 413 | return True
|
---|
[332] | 414 |
|
---|
[22] | 415 | return False
|
---|
[8] | 416 |
|
---|
[324] | 417 | def _getLogTimestamp(self, state, forced):
|
---|
[22] | 418 | """Get the log timestamp."""
|
---|
[324] | 419 | return self._lastChangeState.timestamp \
|
---|
| 420 | if not forced and self._lastChangeState is not None \
|
---|
| 421 | else state.timestamp
|
---|
[8] | 422 |
|
---|
[321] | 423 | def _isDifferent(self, oldValue, newValue):
|
---|
| 424 | """Determine if the given values are different.
|
---|
| 425 |
|
---|
| 426 | This default implementation checks for simple equality."""
|
---|
| 427 | return oldValue!=newValue
|
---|
| 428 |
|
---|
[355] | 429 | def logState(self, flight, logger, state, forced):
|
---|
| 430 | """Log the given state.
|
---|
| 431 |
|
---|
| 432 | The value belonging to that state is recorded in _lastLoggedValue.
|
---|
| 433 |
|
---|
| 434 | It calls _logState to perform the real logging."""
|
---|
| 435 | self._lastLoggedValue = self._getValue(state)
|
---|
| 436 | self._logState(flight, logger, state, forced = forced)
|
---|
| 437 |
|
---|
[8] | 438 | #---------------------------------------------------------------------------------------
|
---|
| 439 |
|
---|
| 440 | class TemplateMessageMixin(object):
|
---|
| 441 | """Mixin to generate a message based on a template.
|
---|
| 442 |
|
---|
| 443 | Child classes should define the following function:
|
---|
| 444 | - _getValue(state): get the value we are interested in."""
|
---|
| 445 | def __init__(self, template):
|
---|
| 446 | """Construct the mixin."""
|
---|
| 447 | self._template = template
|
---|
| 448 |
|
---|
[321] | 449 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 450 | """Get the message."""
|
---|
[332] | 451 | value = self._getValue(state)
|
---|
[320] | 452 | return None if value is None else self._template % (value,)
|
---|
[8] | 453 |
|
---|
| 454 | #---------------------------------------------------------------------------------------
|
---|
| 455 |
|
---|
| 456 | class GenericStateChangeLogger(StateChangeLogger, SingleValueMixin,
|
---|
| 457 | DelayedChangeMixin, TemplateMessageMixin):
|
---|
| 458 | """Base for generic state change loggers that monitor a single value in the
|
---|
| 459 | state possibly with a delay and the logged message comes from a template"""
|
---|
[22] | 460 | def __init__(self, attrName, template, logInitial = True,
|
---|
[356] | 461 | excludedStages = None, minDelay = 0.0, maxDelay = 0.0):
|
---|
[8] | 462 | """Construct the object."""
|
---|
[358] | 463 | StateChangeLogger.__init__(self, logInitial = logInitial,
|
---|
| 464 | excludedStages = excludedStages)
|
---|
[8] | 465 | SingleValueMixin.__init__(self, attrName)
|
---|
[329] | 466 | DelayedChangeMixin.__init__(self, minDelay = minDelay,
|
---|
| 467 | maxDelay = maxDelay)
|
---|
[8] | 468 | TemplateMessageMixin.__init__(self, template)
|
---|
[324] | 469 | self._getLogTimestamp = \
|
---|
| 470 | lambda state, forced: \
|
---|
| 471 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 472 |
|
---|
| 473 | #---------------------------------------------------------------------------------------
|
---|
| 474 |
|
---|
[321] | 475 | class ForceableLoggerMixin(object):
|
---|
[355] | 476 | """A mixin for loggers that can be forced to log a certain state."""
|
---|
[321] | 477 | def forceLog(self, flight, logger, state):
|
---|
| 478 | """Force logging the given state."""
|
---|
| 479 | self.logState(flight, logger, state, forced = True)
|
---|
| 480 |
|
---|
| 481 | #---------------------------------------------------------------------------------------
|
---|
| 482 |
|
---|
[8] | 483 | class AltimeterLogger(StateChangeLogger, SingleValueMixin,
|
---|
| 484 | DelayedChangeMixin):
|
---|
| 485 | """Logger for the altimeter setting."""
|
---|
| 486 | def __init__(self):
|
---|
| 487 | """Construct the logger."""
|
---|
| 488 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 489 | SingleValueMixin.__init__(self, "altimeter")
|
---|
| 490 | DelayedChangeMixin.__init__(self)
|
---|
[324] | 491 | self._getLogTimestamp = \
|
---|
| 492 | lambda state, forced: \
|
---|
| 493 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 494 |
|
---|
[321] | 495 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 496 | """Get the message to log on a change."""
|
---|
[22] | 497 | logState = self._lastChangeState if \
|
---|
| 498 | self._lastChangeState is not None else state
|
---|
[409] | 499 | message = "Altimeter: %.2f hPa at %.0f feet" % \
|
---|
[394] | 500 | (logState.altimeter, logState.altitude)
|
---|
| 501 | if not logState.altimeterReliable:
|
---|
| 502 | message += " (u/r)"
|
---|
| 503 | return message
|
---|
[8] | 504 |
|
---|
| 505 | #---------------------------------------------------------------------------------------
|
---|
| 506 |
|
---|
[321] | 507 | class NAVLogger(StateChangeLogger, DelayedChangeMixin, ForceableLoggerMixin):
|
---|
[320] | 508 | """Logger for NAV radios.
|
---|
| 509 |
|
---|
[355] | 510 | It also logs the OBS radial set."""
|
---|
[356] | 511 | excludedStages = [const.STAGE_BOARDING, const.STAGE_PUSHANDTAXI,
|
---|
| 512 | const.STAGE_RTO, const.STAGE_TAXIAFTERLAND,
|
---|
| 513 | const.STAGE_PARKING]
|
---|
| 514 |
|
---|
[321] | 515 | @staticmethod
|
---|
| 516 | def getMessage(logName, frequency, obs):
|
---|
| 517 | """Get the message for the given NAV radio setting."""
|
---|
[389] | 518 | message = u"%-5s %s" % (logName + ":", frequency)
|
---|
[363] | 519 | if obs is not None: message += u" (%03d\u00b0)" % (obs,)
|
---|
[321] | 520 | return message
|
---|
[332] | 521 |
|
---|
[320] | 522 | def __init__(self, attrName, logName):
|
---|
| 523 | """Construct the NAV logger."""
|
---|
[356] | 524 | StateChangeLogger.__init__(self, logInitial = False,
|
---|
| 525 | excludedStages = self.excludedStages)
|
---|
[320] | 526 | DelayedChangeMixin.__init__(self)
|
---|
[321] | 527 |
|
---|
| 528 | self._getLogTimestamp = \
|
---|
[324] | 529 | lambda state, forced: \
|
---|
| 530 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[320] | 531 |
|
---|
| 532 | self._attrName = attrName
|
---|
| 533 | self._logName = logName
|
---|
[321] | 534 |
|
---|
[320] | 535 | def _getValue(self, state):
|
---|
| 536 | """Get the value.
|
---|
| 537 |
|
---|
| 538 | If both the frequency and the obs settings are available, a tuple
|
---|
| 539 | containing them is returned, otherwise None."""
|
---|
| 540 | frequency = getattr(state, self._attrName)
|
---|
| 541 | obs = getattr(state, self._attrName + "_obs")
|
---|
[321] | 542 | manual = getattr(state, self._attrName + "_manual")
|
---|
| 543 | return (frequency, obs, manual)
|
---|
[320] | 544 |
|
---|
[321] | 545 | def _getMessage(self, flight, state, forced):
|
---|
[320] | 546 | """Get the message."""
|
---|
[321] | 547 | (frequency, obs, manual) = self._getValue(state)
|
---|
| 548 | return None if frequency is None or obs is None or \
|
---|
| 549 | (not manual and not forced) else \
|
---|
| 550 | self.getMessage(self._logName, frequency, obs)
|
---|
| 551 |
|
---|
| 552 | def _isDifferent(self, oldValue, newValue):
|
---|
| 553 | """Determine if the valie has changed between the given states."""
|
---|
| 554 | (oldFrequency, oldOBS, _oldManual) = oldValue
|
---|
| 555 | (newFrequency, newOBS, _newManual) = newValue
|
---|
| 556 | return oldFrequency!=newFrequency or oldOBS!=newOBS
|
---|
[320] | 557 |
|
---|
| 558 | #---------------------------------------------------------------------------------------
|
---|
| 559 |
|
---|
[366] | 560 | class ILSLogger(NAVLogger):
|
---|
| 561 | """Logger for the ILS radio setting."""
|
---|
| 562 | def __init__(self):
|
---|
| 563 | """Construct the logger."""
|
---|
| 564 | super(ILSLogger, self).__init__("ils", "ILS")
|
---|
| 565 |
|
---|
| 566 | #---------------------------------------------------------------------------------------
|
---|
| 567 |
|
---|
[320] | 568 | class NAV1Logger(NAVLogger):
|
---|
[8] | 569 | """Logger for the NAV1 radio setting."""
|
---|
| 570 | def __init__(self):
|
---|
| 571 | """Construct the logger."""
|
---|
[320] | 572 | super(NAV1Logger, self).__init__("nav1", "NAV1")
|
---|
[8] | 573 |
|
---|
| 574 | #---------------------------------------------------------------------------------------
|
---|
| 575 |
|
---|
[320] | 576 | class NAV2Logger(NAVLogger):
|
---|
[8] | 577 | """Logger for the NAV2 radio setting."""
|
---|
| 578 | def __init__(self):
|
---|
| 579 | """Construct the logger."""
|
---|
[320] | 580 | super(NAV2Logger, self).__init__("nav2", "NAV2")
|
---|
[8] | 581 |
|
---|
| 582 | #---------------------------------------------------------------------------------------
|
---|
| 583 |
|
---|
[321] | 584 | class ADFLogger(GenericStateChangeLogger, ForceableLoggerMixin):
|
---|
| 585 | """Base class for the ADF loggers."""
|
---|
| 586 | def __init__(self, attr, logName):
|
---|
| 587 | """Construct the ADF logger."""
|
---|
| 588 | GenericStateChangeLogger.__init__(self, attr,
|
---|
[333] | 589 | "%s: %%s" % (logName,),
|
---|
[356] | 590 | logInitial = False,
|
---|
| 591 | excludedStages =
|
---|
| 592 | NAVLogger.excludedStages,
|
---|
[321] | 593 | minDelay = 3.0, maxDelay = 10.0)
|
---|
| 594 |
|
---|
| 595 | #---------------------------------------------------------------------------------------
|
---|
| 596 |
|
---|
| 597 | class ADF1Logger(ADFLogger):
|
---|
[317] | 598 | """Logger for the ADF1 radio setting."""
|
---|
| 599 | def __init__(self):
|
---|
| 600 | """Construct the logger."""
|
---|
[321] | 601 | super(ADF1Logger, self).__init__("adf1", "ADF1")
|
---|
[317] | 602 |
|
---|
| 603 | #---------------------------------------------------------------------------------------
|
---|
| 604 |
|
---|
[321] | 605 | class ADF2Logger(ADFLogger):
|
---|
[317] | 606 | """Logger for the ADF2 radio setting."""
|
---|
| 607 | def __init__(self):
|
---|
| 608 | """Construct the logger."""
|
---|
[321] | 609 | super(ADF2Logger, self).__init__("adf2", "ADF2")
|
---|
[317] | 610 |
|
---|
| 611 | #---------------------------------------------------------------------------------------
|
---|
| 612 |
|
---|
[8] | 613 | class SquawkLogger(GenericStateChangeLogger):
|
---|
| 614 | """Logger for the squawk setting."""
|
---|
| 615 | def __init__(self):
|
---|
| 616 | """Construct the logger."""
|
---|
| 617 | super(SquawkLogger, self).__init__("squawk", "Squawk code: %s",
|
---|
[22] | 618 | minDelay = 3.0, maxDelay = 10.0)
|
---|
[8] | 619 |
|
---|
| 620 | #---------------------------------------------------------------------------------------
|
---|
| 621 |
|
---|
[562] | 622 | class LightsLogger(StateChangeLogger, SingleValueMixin, DelayedChangeMixin):
|
---|
[8] | 623 | """Base class for the loggers of the various lights."""
|
---|
| 624 | def __init__(self, attrName, template):
|
---|
| 625 | """Construct the logger."""
|
---|
| 626 | StateChangeLogger.__init__(self)
|
---|
| 627 | SingleValueMixin.__init__(self, attrName)
|
---|
[562] | 628 | DelayedChangeMixin.__init__(self)
|
---|
| 629 | self._getLogTimestamp = \
|
---|
| 630 | lambda state, forced: \
|
---|
| 631 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[332] | 632 |
|
---|
[8] | 633 | self._template = template
|
---|
| 634 |
|
---|
[321] | 635 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 636 | """Get the message from the given state."""
|
---|
[416] | 637 | value = self._getValue(state)
|
---|
| 638 | if value is None:
|
---|
| 639 | return None
|
---|
| 640 | else:
|
---|
| 641 | return self._template % ("ON" if value else "OFF")
|
---|
[332] | 642 |
|
---|
[8] | 643 | #---------------------------------------------------------------------------------------
|
---|
| 644 |
|
---|
| 645 | class AnticollisionLightsLogger(LightsLogger):
|
---|
| 646 | """Logger for the anti-collision lights."""
|
---|
| 647 | def __init__(self):
|
---|
| 648 | LightsLogger.__init__(self, "antiCollisionLightsOn",
|
---|
| 649 | "Anti-collision lights: %s")
|
---|
| 650 |
|
---|
| 651 | #---------------------------------------------------------------------------------------
|
---|
| 652 |
|
---|
| 653 | class LandingLightsLogger(LightsLogger):
|
---|
| 654 | """Logger for the landing lights."""
|
---|
| 655 | def __init__(self):
|
---|
| 656 | LightsLogger.__init__(self, "landingLightsOn",
|
---|
| 657 | "Landing lights: %s")
|
---|
| 658 |
|
---|
| 659 | #---------------------------------------------------------------------------------------
|
---|
| 660 |
|
---|
| 661 | class StrobeLightsLogger(LightsLogger):
|
---|
| 662 | """Logger for the strobe lights."""
|
---|
| 663 | def __init__(self):
|
---|
| 664 | LightsLogger.__init__(self, "strobeLightsOn",
|
---|
| 665 | "Strobe lights: %s")
|
---|
| 666 |
|
---|
| 667 | #---------------------------------------------------------------------------------------
|
---|
| 668 |
|
---|
| 669 | class NavLightsLogger(LightsLogger):
|
---|
| 670 | """Logger for the navigational lights."""
|
---|
| 671 | def __init__(self):
|
---|
| 672 | LightsLogger.__init__(self, "navLightsOn",
|
---|
| 673 | "Navigational lights: %s")
|
---|
| 674 |
|
---|
| 675 | #---------------------------------------------------------------------------------------
|
---|
| 676 |
|
---|
[520] | 677 | class FlapsLogger(StateChangeLogger, SingleValueMixin, DelayedChangeMixin):
|
---|
[8] | 678 | """Logger for the flaps setting."""
|
---|
| 679 | def __init__(self):
|
---|
| 680 | """Construct the logger."""
|
---|
[364] | 681 | StateChangeLogger.__init__(self, logInitial = True,
|
---|
| 682 | excludedStages =
|
---|
| 683 | [const.STAGE_BOARDING,
|
---|
| 684 | const.STAGE_PUSHANDTAXI,
|
---|
| 685 | const.STAGE_RTO,
|
---|
| 686 | const.STAGE_TAKEOFF])
|
---|
[8] | 687 | SingleValueMixin.__init__(self, "flapsSet")
|
---|
[520] | 688 | DelayedChangeMixin.__init__(self)
|
---|
| 689 | self._getLogTimestamp = \
|
---|
| 690 | lambda state, forced: \
|
---|
| 691 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 692 |
|
---|
[321] | 693 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 694 | """Get the message to log on a change."""
|
---|
[520] | 695 | logState = self._lastChangeState if \
|
---|
| 696 | self._lastChangeState is not None else state
|
---|
| 697 | speed = logState.groundSpeed if logState.groundSpeed<80.0 \
|
---|
| 698 | else logState.ias
|
---|
[602] | 699 | message = "Flaps %.0f - %.0f %s, %.0f ft AGL, %.0f ft AMSL" % \
|
---|
[520] | 700 | (logState.flapsSet, flight.speedFromKnots(speed),
|
---|
[602] | 701 | flight.getEnglishSpeedUnit(), logState.radioAltitude,
|
---|
| 702 | logState.altitude)
|
---|
[525] | 703 |
|
---|
| 704 | return message
|
---|
| 705 |
|
---|
[8] | 706 | #---------------------------------------------------------------------------------------
|
---|
| 707 |
|
---|
| 708 | class GearsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 709 | """Logger for the gears state."""
|
---|
| 710 | def __init__(self):
|
---|
| 711 | """Construct the logger."""
|
---|
| 712 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
[209] | 713 | SingleValueMixin.__init__(self, "gearControlDown")
|
---|
[8] | 714 |
|
---|
[321] | 715 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 716 | """Get the message to log on a change."""
|
---|
[525] | 717 | return "Gears SET to %s at %.0f %s, %.0f ft, %.0f ft AGL" % \
|
---|
[209] | 718 | ("DOWN" if state.gearControlDown else "UP",
|
---|
[241] | 719 | flight.speedFromKnots(state.ias),
|
---|
[525] | 720 | flight.getEnglishSpeedUnit(),
|
---|
| 721 | state.altitude, state.radioAltitude)
|
---|
[8] | 722 |
|
---|
| 723 | #---------------------------------------------------------------------------------------
|
---|
[11] | 724 |
|
---|
[338] | 725 | class APLogger(StateChangeLogger, DelayedChangeMixin):
|
---|
| 726 | """Log the state of the autopilot."""
|
---|
| 727 | @staticmethod
|
---|
| 728 | def _logBoolean(logger, timestamp, what, value):
|
---|
| 729 | """Log a boolean value.
|
---|
| 730 |
|
---|
| 731 | what is the name of the value that is being logged."""
|
---|
| 732 | message = what + " "
|
---|
| 733 | if value is None:
|
---|
| 734 | message += "cannot be detected, will not log"
|
---|
| 735 | else:
|
---|
| 736 | message += "is " + ("ON" if value else "OFF")
|
---|
| 737 | logger.message(timestamp, message)
|
---|
| 738 |
|
---|
| 739 | @staticmethod
|
---|
| 740 | def _logNumeric(logger, timestamp, what, format, value):
|
---|
| 741 | """Log a numerical value."""
|
---|
| 742 | message = what
|
---|
| 743 | if value is None:
|
---|
| 744 | message += u" cannot be detected, will not log"
|
---|
| 745 | else:
|
---|
| 746 | message += u": " + format % (value,)
|
---|
| 747 | logger.message(timestamp, message)
|
---|
| 748 |
|
---|
| 749 | @staticmethod
|
---|
| 750 | def _logAPMaster(logger, timestamp, state):
|
---|
| 751 | """Log the AP master state."""
|
---|
| 752 | APLogger._logBoolean(logger, timestamp, "AP master",
|
---|
| 753 | state.apMaster)
|
---|
| 754 |
|
---|
| 755 | @staticmethod
|
---|
| 756 | def _logAPHeadingHold(logger, timestamp, state):
|
---|
| 757 | """Log the AP heading hold state."""
|
---|
| 758 | APLogger._logBoolean(logger, timestamp, "AP heading hold",
|
---|
| 759 | state.apHeadingHold)
|
---|
| 760 |
|
---|
| 761 | @staticmethod
|
---|
| 762 | def _logAPHeading(logger, timestamp, state):
|
---|
| 763 | """Log the AP heading."""
|
---|
| 764 | APLogger._logNumeric(logger, timestamp, u"AP heading",
|
---|
| 765 | u"%03.0f\u00b0", state.apHeading)
|
---|
| 766 |
|
---|
| 767 | @staticmethod
|
---|
| 768 | def _logAPAltitudeHold(logger, timestamp, state):
|
---|
| 769 | """Log the AP altitude hold state."""
|
---|
| 770 | APLogger._logBoolean(logger, timestamp, "AP altitude hold",
|
---|
| 771 | state.apAltitudeHold)
|
---|
| 772 |
|
---|
| 773 | @staticmethod
|
---|
| 774 | def _logAPAltitude(logger, timestamp, state):
|
---|
| 775 | """Log the AP heading."""
|
---|
| 776 | APLogger._logNumeric(logger, timestamp, u"AP altitude",
|
---|
| 777 | u"%.0f ft", state.apAltitude)
|
---|
| 778 |
|
---|
| 779 | def __init__(self):
|
---|
| 780 | """Construct the state logger."""
|
---|
| 781 | StateChangeLogger.__init__(self)
|
---|
| 782 | DelayedChangeMixin.__init__(self)
|
---|
| 783 | self._lastLoggedState = None
|
---|
[355] | 784 | self.logState = lambda flight, logger, state:\
|
---|
| 785 | APLogger.logState(self, flight, logger, state)
|
---|
[338] | 786 |
|
---|
| 787 | def _getValue(self, state):
|
---|
| 788 | """Convert the relevant values from the given state into a tuple."""
|
---|
| 789 | return (state.apMaster,
|
---|
| 790 | state.apHeadingHold, state.apHeading,
|
---|
| 791 | state.apAltitudeHold, state.apAltitude)
|
---|
| 792 |
|
---|
| 793 | def _isDifferent(self, oldValue, newValue):
|
---|
| 794 | """Determine if the given old and new values are different (enough) to
|
---|
| 795 | be logged."""
|
---|
| 796 | (oldAPMaster, oldAPHeadingHold, oldAPHeading,
|
---|
| 797 | oldAPAltitudeHold, oldAPAltitude) = oldValue
|
---|
| 798 | (apMaster, apHeadingHold, apHeading,
|
---|
| 799 | apAltitudeHold, apAltitude) = newValue
|
---|
| 800 |
|
---|
| 801 | if apMaster is not None and apMaster!=oldAPMaster:
|
---|
| 802 | return True
|
---|
| 803 | if apMaster is False:
|
---|
| 804 | return False
|
---|
| 805 |
|
---|
| 806 | if apHeadingHold is not None and apHeadingHold!=oldAPHeadingHold:
|
---|
| 807 | return True
|
---|
| 808 | if apHeadingHold is not False and apHeading is not None and \
|
---|
| 809 | apHeading!=oldAPHeading:
|
---|
| 810 | return True
|
---|
| 811 |
|
---|
| 812 | if apAltitudeHold is not None and apAltitudeHold!=oldAPAltitudeHold:
|
---|
| 813 | return True
|
---|
| 814 | if apAltitudeHold is not False and apAltitude is not None and \
|
---|
| 815 | apAltitude!=oldAPAltitude:
|
---|
| 816 | return True
|
---|
| 817 |
|
---|
| 818 | return False
|
---|
| 819 |
|
---|
| 820 | def logState(self, flight, logger, state):
|
---|
| 821 | """Log the autopilot state."""
|
---|
| 822 | timestamp = DelayedChangeMixin._getLogTimestamp(self, state, False)
|
---|
| 823 | if self._lastLoggedState is None:
|
---|
| 824 | self._logAPMaster(logger, timestamp, state)
|
---|
| 825 | if state.apMaster is not False or state.apHeadingHold is None:
|
---|
| 826 | self._logAPHeadingHold(logger, timestamp, state)
|
---|
| 827 | if state.apMaster is not False and \
|
---|
| 828 | (state.apHeadingHold is not False or state.apHeading is None):
|
---|
| 829 | self._logAPHeading(logger, timestamp, state)
|
---|
| 830 | if state.apMaster is not False or state.apAltitudeHold is None:
|
---|
| 831 | self._logAPAltitudeHold(logger, timestamp, state)
|
---|
| 832 | if state.apMaster is not False and \
|
---|
| 833 | (state.apAltitudeHold is not False or state.apAltitude is None):
|
---|
| 834 | self._logAPAltitude(logger, timestamp, state)
|
---|
| 835 | self._firstCall = False
|
---|
| 836 | else:
|
---|
| 837 | oldState = self._lastLoggedState
|
---|
| 838 |
|
---|
| 839 | apMasterTurnedOn = False
|
---|
| 840 | if state.apMaster is not None and state.apMaster!=oldState.apMaster:
|
---|
| 841 | apMasterTurnedOn = state.apMaster
|
---|
| 842 | self._logAPMaster(logger, timestamp, state)
|
---|
| 843 |
|
---|
| 844 | if state.apMaster is not False:
|
---|
| 845 | apHeadingHoldTurnedOn = False
|
---|
| 846 | if state.apHeadingHold is not None and \
|
---|
| 847 | (state.apHeadingHold!=oldState.apHeadingHold or
|
---|
| 848 | apMasterTurnedOn):
|
---|
| 849 | apHeadingHoldTurnedOn = state.apHeadingHold
|
---|
| 850 | self._logAPHeadingHold(logger, timestamp, state)
|
---|
| 851 |
|
---|
| 852 | if state.apHeadingHold is not False and \
|
---|
| 853 | state.apHeading is not None and \
|
---|
| 854 | (state.apHeading!=oldState.apHeading or apMasterTurnedOn or
|
---|
| 855 | apHeadingHoldTurnedOn):
|
---|
| 856 | self._logAPHeading(logger, timestamp, state)
|
---|
| 857 |
|
---|
| 858 | apAltitudeHoldTurnedOn = False
|
---|
| 859 | if state.apAltitudeHold is not None and \
|
---|
| 860 | (state.apAltitudeHold!=oldState.apAltitudeHold or
|
---|
| 861 | apMasterTurnedOn):
|
---|
| 862 | apAltitudeHoldTurnedOn = state.apAltitudeHold
|
---|
| 863 | self._logAPAltitudeHold(logger, timestamp, state)
|
---|
| 864 |
|
---|
| 865 | if state.apAltitudeHold is not False and \
|
---|
| 866 | state.apAltitude is not None and \
|
---|
| 867 | (state.apAltitude!=oldState.apAltitude or apMasterTurnedOn or
|
---|
| 868 | apAltitudeHoldTurnedOn):
|
---|
| 869 | self._logAPAltitude(logger, timestamp, state)
|
---|
| 870 |
|
---|
| 871 | self._lastLoggedState = state
|
---|
| 872 |
|
---|
| 873 | #---------------------------------------------------------------------------------------
|
---|
| 874 |
|
---|
[11] | 875 | class FaultChecker(StateChecker):
|
---|
| 876 | """Base class for checkers that look for faults."""
|
---|
| 877 | @staticmethod
|
---|
| 878 | def _appendDuring(flight, message):
|
---|
| 879 | """Append a 'during XXX' test to the given message, depending on the
|
---|
| 880 | flight stage."""
|
---|
| 881 | stageStr = const.stage2string(flight.stage)
|
---|
| 882 | return message if stageStr is None \
|
---|
| 883 | else (message + " during " + stageStr.upper())
|
---|
| 884 |
|
---|
| 885 | @staticmethod
|
---|
| 886 | def _getLinearScore(minFaultValue, maxFaultValue, minScore, maxScore,
|
---|
| 887 | value):
|
---|
| 888 | """Get the score for a faulty value where the score is calculated
|
---|
| 889 | linearly within a certain range."""
|
---|
| 890 | if value<minFaultValue:
|
---|
| 891 | return 0
|
---|
| 892 | elif value>maxFaultValue:
|
---|
| 893 | return maxScore
|
---|
| 894 | else:
|
---|
| 895 | return minScore + (maxScore-minScore) * (value-minFaultValue) / \
|
---|
| 896 | (maxFaultValue - minFaultValue)
|
---|
| 897 |
|
---|
| 898 | #---------------------------------------------------------------------------------------
|
---|
| 899 |
|
---|
| 900 | class SimpleFaultChecker(FaultChecker):
|
---|
| 901 | """Base class for fault checkers that check for a single occurence of a
|
---|
| 902 | faulty condition.
|
---|
| 903 |
|
---|
| 904 | Child classes should implement the following functions:
|
---|
| 905 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 906 | condition holds
|
---|
| 907 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 908 | via the logger."""
|
---|
| 909 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 910 | """Perform the check."""
|
---|
| 911 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 912 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 913 |
|
---|
| 914 | #---------------------------------------------------------------------------------------
|
---|
| 915 |
|
---|
| 916 | class PatientFaultChecker(FaultChecker):
|
---|
| 917 | """A fault checker that does not decides on a fault when the condition
|
---|
| 918 | arises immediately, but can wait some time.
|
---|
| 919 |
|
---|
| 920 | Child classes should implement the following functions:
|
---|
| 921 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 922 | condition holds
|
---|
| 923 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 924 | via the logger
|
---|
| 925 | """
|
---|
| 926 | def __init__(self, timeout = 2.0):
|
---|
| 927 | """Construct the fault checker with the given timeout."""
|
---|
| 928 | self._timeout = timeout
|
---|
| 929 | self._faultStarted = None
|
---|
| 930 |
|
---|
| 931 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 932 | """Get the timeout.
|
---|
| 933 |
|
---|
| 934 | This default implementation returns the timeout given in the
|
---|
| 935 | constructor, but child classes might want to enforce a different
|
---|
| 936 | policy."""
|
---|
| 937 | return self._timeout
|
---|
| 938 |
|
---|
| 939 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 940 | """Perform the check."""
|
---|
| 941 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 942 | if self._faultStarted is None:
|
---|
| 943 | self._faultStarted = state.timestamp
|
---|
| 944 | timeout = self.getTimeout(flight, aircraft, oldState, state)
|
---|
| 945 | if state.timestamp>=(self._faultStarted + timeout):
|
---|
| 946 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 947 | self._faultStarted = state.timestamp
|
---|
| 948 | else:
|
---|
| 949 | self._faultStarted = None
|
---|
[332] | 950 |
|
---|
[11] | 951 | #---------------------------------------------------------------------------------------
|
---|
| 952 |
|
---|
| 953 | class AntiCollisionLightsChecker(PatientFaultChecker):
|
---|
| 954 | """Check for the anti-collision light being off at high N1 values."""
|
---|
| 955 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 956 | """Check if the fault condition holds."""
|
---|
[519] | 957 | return (not flight.config.usingFS2Crew or not state.parking or
|
---|
| 958 | flight.stage!=const.STAGE_TAXIAFTERLAND) and \
|
---|
[11] | 959 | not state.antiCollisionLightsOn and \
|
---|
[211] | 960 | self.isEngineCondition(state)
|
---|
[11] | 961 |
|
---|
| 962 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 963 | """Log the fault."""
|
---|
[30] | 964 | flight.handleFault(AntiCollisionLightsChecker, state.timestamp,
|
---|
| 965 | FaultChecker._appendDuring(flight,
|
---|
[548] | 966 | "Anti-collision lights were %s" %
|
---|
| 967 | ("on" if state.antiCollisionLightsOn else "off",)),
|
---|
[30] | 968 | 1)
|
---|
[11] | 969 |
|
---|
[211] | 970 | def isEngineCondition(self, state):
|
---|
| 971 | """Determine if the engines are in such a state that the lights should
|
---|
| 972 | be on."""
|
---|
[263] | 973 | if state.n1 is not None:
|
---|
| 974 | return max(state.n1)>5
|
---|
| 975 | elif state.rpm is not None:
|
---|
| 976 | return max(state.rpm)>0
|
---|
| 977 | else:
|
---|
| 978 | return False
|
---|
[211] | 979 |
|
---|
| 980 | #---------------------------------------------------------------------------------------
|
---|
| 981 |
|
---|
| 982 | class TupolevAntiCollisionLightsChecker(AntiCollisionLightsChecker):
|
---|
| 983 | """Check for the anti-collision light for Tuplev planes."""
|
---|
[307] | 984 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
[332] | 985 | """Check if the fault condition holds."""
|
---|
[307] | 986 | numEnginesRunning = 0
|
---|
| 987 | for n1 in state.n1:
|
---|
| 988 | if n1>5: numEnginesRunning += 1
|
---|
[332] | 989 |
|
---|
[452] | 990 | if flight.stage==const.STAGE_PARKING or \
|
---|
[548] | 991 | flight.stage==const.STAGE_TAXIAFTERLAND:
|
---|
[307] | 992 | return numEnginesRunning<len(state.n1) \
|
---|
| 993 | and state.antiCollisionLightsOn
|
---|
| 994 | else:
|
---|
| 995 | return numEnginesRunning>1 and not state.antiCollisionLightsOn or \
|
---|
| 996 | numEnginesRunning<1 and state.antiCollisionLightsOn
|
---|
[211] | 997 |
|
---|
[11] | 998 | #---------------------------------------------------------------------------------------
|
---|
| 999 |
|
---|
[631] | 1000 | class TupolevLandingLightsChecker(PatientFaultChecker):
|
---|
| 1001 | """Check if the landing light is not switched on above an IAS of 340 km/h."""
|
---|
| 1002 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1003 | """Check if the fault condition holds."""
|
---|
| 1004 | return state.landingLightsOn and state.ias>(340.0*const.KMPHTOKNOTS)
|
---|
| 1005 |
|
---|
| 1006 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1007 | """Log the fault."""
|
---|
| 1008 | flight.handleFault(TupolevLandingLightsChecker, state.timestamp,
|
---|
| 1009 | "The landing lights were on above an IAS of 340 km/h",
|
---|
| 1010 | 1)
|
---|
| 1011 |
|
---|
| 1012 | #---------------------------------------------------------------------------------------
|
---|
| 1013 |
|
---|
[11] | 1014 | class BankChecker(SimpleFaultChecker):
|
---|
[263] | 1015 | """Check for the bank is within limits."""
|
---|
[11] | 1016 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1017 | """Check if the fault condition holds."""
|
---|
| 1018 | if flight.stage==const.STAGE_CRUISE:
|
---|
[430] | 1019 | isDH8DXplane = flight.aircraftType==const.AIRCRAFT_DH8D and \
|
---|
| 1020 | (flight.fsType==const.SIM_XPLANE10 or
|
---|
| 1021 | flight.fsType==const.SIM_XPLANE9)
|
---|
| 1022 | bankLimit = 35 if isDH8DXplane else 30
|
---|
[11] | 1023 | elif flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1024 | const.STAGE_DESCENT, const.STAGE_LANDING]:
|
---|
| 1025 | bankLimit = 35
|
---|
| 1026 | else:
|
---|
| 1027 | return False
|
---|
| 1028 |
|
---|
| 1029 | return state.bank>bankLimit or state.bank<-bankLimit
|
---|
| 1030 |
|
---|
| 1031 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1032 | """Log the fault."""
|
---|
[420] | 1033 | message = "Bank too steep (%.1f)" % (state.bank,)
|
---|
[30] | 1034 | flight.handleFault(BankChecker, state.timestamp,
|
---|
[420] | 1035 | FaultChecker._appendDuring(flight, message),
|
---|
[30] | 1036 | 2)
|
---|
[11] | 1037 |
|
---|
| 1038 | #---------------------------------------------------------------------------------------
|
---|
| 1039 |
|
---|
| 1040 | class FlapsRetractChecker(SimpleFaultChecker):
|
---|
| 1041 | """Check if the flaps are not retracted too early."""
|
---|
[13] | 1042 | def __init__(self):
|
---|
| 1043 | """Construct the flaps checker."""
|
---|
| 1044 | self._timeStart = None
|
---|
[332] | 1045 |
|
---|
[11] | 1046 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1047 | """Check if the fault condition holds.
|
---|
| 1048 |
|
---|
| 1049 | FIXME: check if this really is the intention (FlapsRetractedMistake.java)"""
|
---|
[357] | 1050 | if (flight.stage==const.STAGE_TAKEOFF and not state.onTheGround and
|
---|
| 1051 | aircraft.type!=const.AIRCRAFT_F70) or \
|
---|
[11] | 1052 | (flight.stage==const.STAGE_LANDING and state.onTheGround):
|
---|
| 1053 | if self._timeStart is None:
|
---|
| 1054 | self._timeStart = state.timestamp
|
---|
| 1055 |
|
---|
| 1056 | if state.flapsSet==0 and state.timestamp<=(self._timeStart+2.0):
|
---|
| 1057 | return True
|
---|
[13] | 1058 | else:
|
---|
| 1059 | self._timeStart = None
|
---|
[11] | 1060 | return False
|
---|
| 1061 |
|
---|
| 1062 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1063 | """Log the fault."""
|
---|
[30] | 1064 | flight.handleFault(FlapsRetractChecker, state.timestamp,
|
---|
| 1065 | FaultChecker._appendDuring(flight, "Flaps retracted"),
|
---|
| 1066 | 20)
|
---|
[11] | 1067 |
|
---|
| 1068 | #---------------------------------------------------------------------------------------
|
---|
| 1069 |
|
---|
| 1070 | class FlapsSpeedLimitChecker(SimpleFaultChecker):
|
---|
| 1071 | """Check if the flaps are extended only at the right speeds."""
|
---|
| 1072 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1073 | """Check if the fault condition holds."""
|
---|
| 1074 | speedLimit = aircraft.getFlapsSpeedLimit(state.flapsSet)
|
---|
[197] | 1075 | return speedLimit is not None and state.smoothedIAS>speedLimit
|
---|
[11] | 1076 |
|
---|
| 1077 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1078 | """Log the fault."""
|
---|
[30] | 1079 | flight.handleFault(FlapsSpeedLimitChecker, state.timestamp,
|
---|
| 1080 | FaultChecker._appendDuring(flight, "Flap speed limit fault"),
|
---|
| 1081 | 5)
|
---|
[11] | 1082 |
|
---|
| 1083 | #---------------------------------------------------------------------------------------
|
---|
| 1084 |
|
---|
| 1085 | class GearsDownChecker(SimpleFaultChecker):
|
---|
| 1086 | """Check if the gears are down at low altitudes."""
|
---|
| 1087 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1088 | """Check if the fault condition holds."""
|
---|
| 1089 | return state.radioAltitude<10 and not state.gearsDown and \
|
---|
| 1090 | flight.stage!=const.STAGE_TAKEOFF
|
---|
| 1091 |
|
---|
| 1092 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1093 | """Log the fault."""
|
---|
[30] | 1094 | flight.handleNoGo(GearsDownChecker, state.timestamp,
|
---|
| 1095 | "Gears not down at %.0f feet radio altitude" % \
|
---|
| 1096 | (state.radioAltitude,),
|
---|
| 1097 | "GEAR DOWN NO GO")
|
---|
[11] | 1098 |
|
---|
| 1099 | #---------------------------------------------------------------------------------------
|
---|
| 1100 |
|
---|
| 1101 | class GearSpeedLimitChecker(PatientFaultChecker):
|
---|
| 1102 | """Check if the gears not down at too high a speed."""
|
---|
| 1103 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1104 | """Check if the fault condition holds."""
|
---|
[197] | 1105 | return state.gearsDown and state.smoothedIAS>aircraft.gearSpeedLimit
|
---|
[11] | 1106 |
|
---|
| 1107 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1108 | """Log the fault."""
|
---|
[30] | 1109 | flight.handleFault(GearSpeedLimitChecker, state.timestamp,
|
---|
| 1110 | FaultChecker._appendDuring(flight, "Gear speed limit fault"),
|
---|
| 1111 | 5)
|
---|
[11] | 1112 |
|
---|
| 1113 | #---------------------------------------------------------------------------------------
|
---|
| 1114 |
|
---|
| 1115 | class GLoadChecker(SimpleFaultChecker):
|
---|
| 1116 | """Check if the G-load does not exceed 2 except during flare."""
|
---|
| 1117 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1118 | """Check if the fault condition holds."""
|
---|
[448] | 1119 | return state.gLoad>2.0 and not state.onTheGround and \
|
---|
| 1120 | (flight.stage!=const.STAGE_LANDING or state.radioAltitude>=50)
|
---|
[332] | 1121 |
|
---|
[11] | 1122 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1123 | """Log the fault."""
|
---|
[30] | 1124 | flight.handleFault(GLoadChecker, state.timestamp,
|
---|
| 1125 | "G-load was %.2f" % (state.gLoad,),
|
---|
| 1126 | 10)
|
---|
[11] | 1127 |
|
---|
| 1128 | #---------------------------------------------------------------------------------------
|
---|
| 1129 |
|
---|
| 1130 | class LandingLightsChecker(PatientFaultChecker):
|
---|
| 1131 | """Check if the landing lights are used properly."""
|
---|
| 1132 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 1133 | """Get the timeout.
|
---|
| 1134 |
|
---|
| 1135 | It is the default timeout except for landing and takeoff."""
|
---|
| 1136 | return 0.0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1137 | const.STAGE_LANDING] else self._timeout
|
---|
| 1138 |
|
---|
| 1139 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1140 | """Check if the fault condition holds."""
|
---|
[314] | 1141 | return state.landingLightsOn is not None and \
|
---|
| 1142 | ((flight.stage==const.STAGE_BOARDING and \
|
---|
| 1143 | state.landingLightsOn and state.onTheGround) or \
|
---|
| 1144 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1145 | not state.landingLightsOn and not state.onTheGround) or \
|
---|
| 1146 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 1147 | const.STAGE_DESCENT] and \
|
---|
| 1148 | state.landingLightsOn and state.altitude>12500) or \
|
---|
| 1149 | (flight.stage==const.STAGE_LANDING and \
|
---|
[415] | 1150 | not state.landingLightsOn and state.onTheGround and
|
---|
| 1151 | state.groundSpeed>50.0) or \
|
---|
[314] | 1152 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 1153 | state.landingLightsOn and state.onTheGround))
|
---|
[332] | 1154 |
|
---|
[11] | 1155 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1156 | """Log the fault."""
|
---|
[375] | 1157 | score = 0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1158 | const.STAGE_LANDING] else 1
|
---|
[335] | 1159 | message = "Landing lights were %s" % \
|
---|
| 1160 | (("on" if state.landingLightsOn else "off"),)
|
---|
[30] | 1161 | flight.handleFault(LandingLightsChecker, state.timestamp,
|
---|
| 1162 | FaultChecker._appendDuring(flight, message),
|
---|
[332] | 1163 | score)
|
---|
[11] | 1164 |
|
---|
| 1165 | #---------------------------------------------------------------------------------------
|
---|
| 1166 |
|
---|
[335] | 1167 | class TransponderChecker(PatientFaultChecker):
|
---|
| 1168 | """Check if the transponder is used properly."""
|
---|
[361] | 1169 | def __init__(self):
|
---|
| 1170 | """Construct the transponder checker."""
|
---|
| 1171 | super(TransponderChecker, self).__init__()
|
---|
| 1172 | self._liftOffTime = None
|
---|
| 1173 |
|
---|
[335] | 1174 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1175 | """Check if the fault condition holds."""
|
---|
[361] | 1176 | if state.onTheGround:
|
---|
| 1177 | self._liftOffTime = None
|
---|
| 1178 | elif self._liftOffTime is None:
|
---|
| 1179 | self._liftOffTime = state.timestamp
|
---|
| 1180 |
|
---|
[335] | 1181 | return state.xpdrC is not None and \
|
---|
| 1182 | ((state.xpdrC and flight.stage in
|
---|
| 1183 | [const.STAGE_BOARDING, const.STAGE_PARKING]) or \
|
---|
[361] | 1184 | (not state.xpdrC and
|
---|
| 1185 | (flight.stage in
|
---|
| 1186 | [const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
[446] | 1187 | const.STAGE_GOAROUND] or \
|
---|
[518] | 1188 | (flight.stage==const.STAGE_LANDING and
|
---|
[446] | 1189 | state.groundSpeed>50.0) or \
|
---|
[361] | 1190 | ((not state.autoXPDR or \
|
---|
| 1191 | (self._liftOffTime is not None and
|
---|
| 1192 | state.timestamp > (self._liftOffTime+8))) and \
|
---|
[518] | 1193 | ((flight.stage==const.STAGE_TAKEOFF and
|
---|
| 1194 | not state.onTheGround) or flight.stage==const.STAGE_CLIMB))
|
---|
[361] | 1195 | )
|
---|
| 1196 | )
|
---|
| 1197 | )
|
---|
[335] | 1198 |
|
---|
| 1199 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1200 | """Log the fault."""
|
---|
| 1201 | score = 0
|
---|
| 1202 | message = "Transponder was %s" % \
|
---|
| 1203 | (("mode C" if state.xpdrC else "standby"),)
|
---|
| 1204 | flight.handleFault(TransponderChecker, state.timestamp,
|
---|
| 1205 | FaultChecker._appendDuring(flight, message),
|
---|
| 1206 | score)
|
---|
| 1207 |
|
---|
| 1208 | #---------------------------------------------------------------------------------------
|
---|
| 1209 |
|
---|
[11] | 1210 | class WeightChecker(PatientFaultChecker):
|
---|
| 1211 | """Base class for checkers that check that some limit is not exceeded."""
|
---|
| 1212 | def __init__(self, name):
|
---|
| 1213 | """Construct the checker."""
|
---|
| 1214 | super(WeightChecker, self).__init__(timeout = 5.0)
|
---|
| 1215 | self._name = name
|
---|
| 1216 |
|
---|
| 1217 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1218 | """Check if the fault condition holds."""
|
---|
| 1219 | if flight.entranceExam:
|
---|
| 1220 | return False
|
---|
| 1221 |
|
---|
| 1222 | limit = self.getLimit(flight, aircraft, state)
|
---|
| 1223 | if limit is not None:
|
---|
[183] | 1224 | #if flight.options.compensation is not None:
|
---|
| 1225 | # limit += flight.options.compensation
|
---|
[13] | 1226 | return self.getWeight(state)>limit
|
---|
[11] | 1227 |
|
---|
| 1228 | return False
|
---|
| 1229 |
|
---|
| 1230 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1231 | """Log the fault."""
|
---|
[13] | 1232 | mname = "M" + self._name
|
---|
[30] | 1233 | flight.handleNoGo(self.__class__, state.timestamp,
|
---|
| 1234 | "%s exceeded: %s is %.0f kg" % \
|
---|
| 1235 | (mname, self._name, self.getWeight(state)),
|
---|
| 1236 | "%s NO GO" % (mname,))
|
---|
[13] | 1237 |
|
---|
| 1238 | def getWeight(self, state):
|
---|
| 1239 | """Get the weight that is interesting for us."""
|
---|
| 1240 | return state.grossWeight
|
---|
[11] | 1241 |
|
---|
| 1242 | #---------------------------------------------------------------------------------------
|
---|
| 1243 |
|
---|
| 1244 | class MLWChecker(WeightChecker):
|
---|
| 1245 | """Checks if the MLW is not exceeded on landing."""
|
---|
| 1246 | def __init__(self):
|
---|
| 1247 | """Construct the checker."""
|
---|
[13] | 1248 | super(MLWChecker, self).__init__("LW")
|
---|
[11] | 1249 |
|
---|
[13] | 1250 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1251 | """Get the limit if we are in the right state."""
|
---|
| 1252 | return aircraft.mlw if flight.stage==const.STAGE_LANDING and \
|
---|
[184] | 1253 | state.onTheGround and \
|
---|
| 1254 | not flight.entranceExam else None
|
---|
[11] | 1255 |
|
---|
| 1256 | #---------------------------------------------------------------------------------------
|
---|
| 1257 |
|
---|
| 1258 | class MTOWChecker(WeightChecker):
|
---|
| 1259 | """Checks if the MTOW is not exceeded on landing."""
|
---|
| 1260 | def __init__(self):
|
---|
| 1261 | """Construct the checker."""
|
---|
[13] | 1262 | super(MTOWChecker, self).__init__("TOW")
|
---|
[11] | 1263 |
|
---|
[13] | 1264 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1265 | """Get the limit if we are in the right state."""
|
---|
[184] | 1266 | return aircraft.mtow if flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1267 | not flight.entranceExam else None
|
---|
[11] | 1268 |
|
---|
| 1269 | #---------------------------------------------------------------------------------------
|
---|
| 1270 |
|
---|
| 1271 | class MZFWChecker(WeightChecker):
|
---|
[60] | 1272 | """Checks if the MZFW is not exceeded on landing."""
|
---|
[11] | 1273 | def __init__(self):
|
---|
| 1274 | """Construct the checker."""
|
---|
[13] | 1275 | super(MZFWChecker, self).__init__("ZFW")
|
---|
[11] | 1276 |
|
---|
[13] | 1277 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1278 | """Get the limit if we are in the right state."""
|
---|
[184] | 1279 | return aircraft.mzfw if not flight.entranceExam else None
|
---|
[11] | 1280 |
|
---|
[13] | 1281 | def getWeight(self, state):
|
---|
| 1282 | """Get the weight that is interesting for us."""
|
---|
| 1283 | return state.zfw
|
---|
| 1284 |
|
---|
[11] | 1285 | #---------------------------------------------------------------------------------------
|
---|
| 1286 |
|
---|
| 1287 | class NavLightsChecker(PatientFaultChecker):
|
---|
| 1288 | """Check if the navigational lights are used properly."""
|
---|
| 1289 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1290 | """Check if the fault condition holds."""
|
---|
| 1291 | return flight.stage!=const.STAGE_BOARDING and \
|
---|
| 1292 | flight.stage!=const.STAGE_PARKING and \
|
---|
[341] | 1293 | state.navLightsOn is False
|
---|
[332] | 1294 |
|
---|
[11] | 1295 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1296 | """Log the fault."""
|
---|
[30] | 1297 | flight.handleFault(NavLightsChecker, state.timestamp,
|
---|
| 1298 | FaultChecker._appendDuring(flight,
|
---|
| 1299 | "Navigation lights were off"),
|
---|
| 1300 | 1)
|
---|
[11] | 1301 |
|
---|
| 1302 | #---------------------------------------------------------------------------------------
|
---|
| 1303 |
|
---|
[622] | 1304 | class WindSensitiveFaultChecker(FaultChecker):
|
---|
| 1305 | """A fault checker which checks for a fault condition that might arise due
|
---|
| 1306 | to suddenly changing winds.
|
---|
| 1307 |
|
---|
| 1308 | If the condition is detected, its fact is logged, and the winds are also
|
---|
| 1309 | logged repeatedly until and for a while after the condition has ceased. A
|
---|
| 1310 | fault is logged only if the condition holds for a certain period of
|
---|
| 1311 | time."""
|
---|
| 1312 | # The time the winds were logged last. This is global to avoid duplicate
|
---|
| 1313 | # logging if several wind-sensitive fault conditions gold
|
---|
| 1314 | _windsLastLogged = None
|
---|
| 1315 |
|
---|
| 1316 | # The wind logging interval
|
---|
| 1317 | _windsLogInterval = 5.0
|
---|
| 1318 |
|
---|
| 1319 | def __init__(self, faultTimeout = 30.0, afterLoggingTime = 20.0):
|
---|
| 1320 | """Construct the fault checker."""
|
---|
| 1321 | self._faultTimeout = faultTimeout
|
---|
| 1322 | self._afterLoggingTime = afterLoggingTime
|
---|
| 1323 |
|
---|
| 1324 | self._faultStarted = None
|
---|
| 1325 | self._faultCeased = None
|
---|
| 1326 |
|
---|
| 1327 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1328 | """Check for the condition and do whatever is needed."""
|
---|
| 1329 | timestamp = state.timestamp
|
---|
| 1330 | logWinds = False
|
---|
| 1331 |
|
---|
| 1332 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 1333 | logWinds = True
|
---|
| 1334 | if self._faultStarted is None:
|
---|
| 1335 | self._faultStarted = timestamp
|
---|
| 1336 | self._faultCeased = None
|
---|
| 1337 | self.logCondition(flight, aircraft, logger, oldState, state,
|
---|
| 1338 | False)
|
---|
| 1339 |
|
---|
| 1340 | WindSensitiveFaultChecker._windsLastLogged = None
|
---|
| 1341 |
|
---|
| 1342 | elif timestamp >= (self._faultStarted + self._faultTimeout):
|
---|
| 1343 | self.logCondition(flight, aircraft, logger, oldState, state,
|
---|
| 1344 | True)
|
---|
| 1345 | self._faultStarted = timestamp
|
---|
| 1346 |
|
---|
| 1347 | else:
|
---|
| 1348 | if self._faultStarted is not None and self._faultCeased is None:
|
---|
| 1349 | self._faultCeased = timestamp
|
---|
| 1350 | self._faultStarted = None
|
---|
| 1351 |
|
---|
| 1352 | if self._faultCeased is not None:
|
---|
| 1353 | if timestamp < (self._faultCeased + self._afterLoggingTime):
|
---|
| 1354 | logWinds = True
|
---|
| 1355 | else:
|
---|
| 1356 | self._faultCeased = None
|
---|
| 1357 |
|
---|
| 1358 | if logWinds and \
|
---|
| 1359 | (WindSensitiveFaultChecker._windsLastLogged is None or
|
---|
| 1360 | timestamp >= (WindSensitiveFaultChecker._windsLastLogged +
|
---|
| 1361 | self._windsLogInterval)):
|
---|
| 1362 | logger.message(timestamp, "Winds: %.f knots from %.f" %
|
---|
| 1363 | (state.windSpeed, state.windDirection))
|
---|
| 1364 | WindSensitiveFaultChecker._windsLastLogged = timestamp
|
---|
| 1365 |
|
---|
| 1366 | #---------------------------------------------------------------------------------------
|
---|
| 1367 |
|
---|
| 1368 | class OverspeedChecker(WindSensitiveFaultChecker):
|
---|
[11] | 1369 | """Check if Vne has been exceeded."""
|
---|
| 1370 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1371 | """Check if the fault condition holds."""
|
---|
| 1372 | return state.overspeed
|
---|
[332] | 1373 |
|
---|
[622] | 1374 | def logCondition(self, flight, aircraft, logger, oldState, state, isFault):
|
---|
| 1375 | """Log the condition fault."""
|
---|
| 1376 | if isFault:
|
---|
| 1377 | flight.handleFault(OverspeedChecker, state.timestamp,
|
---|
| 1378 | FaultChecker._appendDuring(flight, "Overspeed"),
|
---|
| 1379 | 20)
|
---|
| 1380 | else:
|
---|
| 1381 | logger.message(state.timestamp,
|
---|
| 1382 | FaultChecker._appendDuring(flight, "Overspeed"))
|
---|
| 1383 |
|
---|
| 1384 | #---------------------------------------------------------------------------------------
|
---|
| 1385 |
|
---|
| 1386 | class StallChecker(WindSensitiveFaultChecker):
|
---|
| 1387 | """Check if stall occured."""
|
---|
| 1388 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1389 | """Check if the fault condition holds."""
|
---|
| 1390 | return flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1391 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1392 | const.STAGE_LANDING] and state.stalled
|
---|
| 1393 |
|
---|
| 1394 | def logCondition(self, flight, aircraft, logger, oldState, state, isFault):
|
---|
| 1395 | """Log the condition."""
|
---|
| 1396 | if isFault:
|
---|
| 1397 | score = 40 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1398 | const.STAGE_LANDING] else 30
|
---|
| 1399 | flight.handleFault(StallChecker, state.timestamp,
|
---|
| 1400 | FaultChecker._appendDuring(flight, "Stalled"),
|
---|
| 1401 | score)
|
---|
| 1402 | else:
|
---|
| 1403 | logger.message(state.timestamp,
|
---|
| 1404 | FaultChecker._appendDuring(flight, "Stalled"))
|
---|
[11] | 1405 |
|
---|
| 1406 | #---------------------------------------------------------------------------------------
|
---|
| 1407 |
|
---|
| 1408 | class PayloadChecker(SimpleFaultChecker):
|
---|
| 1409 | """Check if the payload matches the specification."""
|
---|
| 1410 | TOLERANCE=550
|
---|
[60] | 1411 |
|
---|
| 1412 | @staticmethod
|
---|
| 1413 | def isZFWFaulty(aircraftZFW, flightZFW):
|
---|
| 1414 | """Check if the given aircraft's ZFW is outside of the limits."""
|
---|
| 1415 | return aircraftZFW < (flightZFW - PayloadChecker.TOLERANCE) or \
|
---|
[332] | 1416 | aircraftZFW > (flightZFW + PayloadChecker.TOLERANCE)
|
---|
| 1417 |
|
---|
[11] | 1418 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1419 | """Check if the fault condition holds."""
|
---|
[192] | 1420 | return not flight.entranceExam and \
|
---|
[184] | 1421 | flight.stage==const.STAGE_PUSHANDTAXI and \
|
---|
[60] | 1422 | PayloadChecker.isZFWFaulty(state.zfw, flight.zfw)
|
---|
[332] | 1423 |
|
---|
[11] | 1424 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1425 | """Log the fault."""
|
---|
[30] | 1426 | flight.handleNoGo(PayloadChecker, state.timestamp,
|
---|
| 1427 | "ZFW difference is more than %d kgs" % \
|
---|
| 1428 | (PayloadChecker.TOLERANCE,),
|
---|
| 1429 | "ZFW NO GO")
|
---|
[11] | 1430 |
|
---|
| 1431 | #---------------------------------------------------------------------------------------
|
---|
| 1432 |
|
---|
| 1433 | class PitotChecker(PatientFaultChecker):
|
---|
| 1434 | """Check if pitot heat is on."""
|
---|
| 1435 | def __init__(self):
|
---|
| 1436 | """Construct the checker."""
|
---|
| 1437 | super(PitotChecker, self).__init__(timeout = 3.0)
|
---|
| 1438 |
|
---|
| 1439 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1440 | """Check if the fault condition holds."""
|
---|
[13] | 1441 | return state.groundSpeed>80 and not state.pitotHeatOn
|
---|
[332] | 1442 |
|
---|
[11] | 1443 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1444 | """Log the fault."""
|
---|
| 1445 | score = 2 if flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1446 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1447 | const.STAGE_LANDING] else 0
|
---|
[30] | 1448 | flight.handleFault(PitotChecker, state.timestamp,
|
---|
| 1449 | FaultChecker._appendDuring(flight, "Pitot heat was off"),
|
---|
[332] | 1450 | score)
|
---|
[11] | 1451 |
|
---|
| 1452 | #---------------------------------------------------------------------------------------
|
---|
| 1453 |
|
---|
[598] | 1454 | class ReverserLogger(StateChecker):
|
---|
| 1455 | """Logger for the reverser."""
|
---|
| 1456 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1457 | """Log the cruise speed if necessary."""
|
---|
| 1458 | if oldState is not None and state.reverser != oldState.reverser:
|
---|
| 1459 | reverser = max(state.reverser)
|
---|
| 1460 | logger.message(state.timestamp,
|
---|
| 1461 | "Reverser " + ("unlocked" if reverser else "closed") +
|
---|
| 1462 | (" - %.0f %s" % (flight.speedFromKnots(state.ias),
|
---|
| 1463 | flight.getEnglishSpeedUnit())))
|
---|
| 1464 |
|
---|
| 1465 | #---------------------------------------------------------------------------------------
|
---|
| 1466 |
|
---|
[11] | 1467 | class ReverserChecker(SimpleFaultChecker):
|
---|
[360] | 1468 | """Check if the reverser is not used below the speed prescribed for the
|
---|
| 1469 | aircraft."""
|
---|
[11] | 1470 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1471 | """Check if the fault condition holds."""
|
---|
| 1472 | return flight.stage in [const.STAGE_DESCENT, const.STAGE_LANDING,
|
---|
| 1473 | const.STAGE_TAXIAFTERLAND] and \
|
---|
[443] | 1474 | state.reverser and \
|
---|
[598] | 1475 | state.ias<aircraft.reverseMinSpeed and max(state.reverser)
|
---|
[332] | 1476 |
|
---|
[11] | 1477 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1478 | """Log the fault."""
|
---|
[241] | 1479 | message = "Reverser used below %.0f %s" % \
|
---|
[598] | 1480 | (flight.speedFromKnots(aircraft.reverseMinSpeed), flight.getEnglishSpeedUnit())
|
---|
[30] | 1481 | flight.handleFault(ReverserChecker, state.timestamp,
|
---|
[241] | 1482 | FaultChecker._appendDuring(flight, message),
|
---|
| 1483 | 15)
|
---|
[11] | 1484 |
|
---|
| 1485 | #---------------------------------------------------------------------------------------
|
---|
| 1486 |
|
---|
[623] | 1487 | class SpeedChecker(StateChecker):
|
---|
| 1488 | """Checker for the ground speed of aircraft.
|
---|
[539] | 1489 |
|
---|
[623] | 1490 | If, during the PUSHANDTAXI stage the speed exceeds 50 knots, the state is
|
---|
| 1491 | saved as a provisional takeoff state. If the speed then decreases below 50
|
---|
| 1492 | knots, or the plane remains on the ground for more than 40 seconds, a taxi
|
---|
| 1493 | speed error is logged with the highest ground speed detected. This state is
|
---|
| 1494 | also stored in the flight object as a possible
|
---|
| 1495 |
|
---|
| 1496 | If the plane becomes airborne within 40 seconds, the stage becomes TAKEOFF,
|
---|
| 1497 | and the previously saved takeoff state is logged.
|
---|
| 1498 |
|
---|
| 1499 | During the TAXIAFTERLAND stage, if the speed goes above 50 knots, a fault
|
---|
| 1500 | is logged based on the actual speed."""
|
---|
[539] | 1501 | @staticmethod
|
---|
[349] | 1502 | def logSpeedFault(flight, state, stage = None, updateID = None):
|
---|
[344] | 1503 | """Log the speed fault."""
|
---|
| 1504 | message = "Taxi speed over %.0f %s" % \
|
---|
| 1505 | (flight.speedFromKnots(50), flight.getEnglishSpeedUnit())
|
---|
[349] | 1506 | if stage is None:
|
---|
| 1507 | stage = flight.stage
|
---|
| 1508 | score = FaultChecker._getLinearScore(50, 80, 10, 15, state.groundSpeed)
|
---|
| 1509 | return flight.handleFault((SpeedChecker, stage), state.timestamp,
|
---|
| 1510 | FaultChecker._appendDuring(flight, message),
|
---|
| 1511 | score, updatePrevious = updateID is None,
|
---|
| 1512 | updateID = updateID)
|
---|
[344] | 1513 |
|
---|
| 1514 | def __init__(self):
|
---|
| 1515 | """Initialize the speed checker."""
|
---|
| 1516 | self._takeoffState = None
|
---|
| 1517 | self._highestSpeedState = None
|
---|
| 1518 |
|
---|
| 1519 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 1520 | """Check the state as described above."""
|
---|
[623] | 1521 | if flight.stage==const.STAGE_PUSHANDTAXI or \
|
---|
| 1522 | flight.stage==const.STAGE_RTO:
|
---|
| 1523 | self._checkPushAndTaxi(flight, aircraft, state)
|
---|
| 1524 | elif flight.stage==const.STAGE_TAXIAFTERLAND:
|
---|
| 1525 | if state.groundSpeed>50:
|
---|
| 1526 | self.logSpeedFault(flight, state)
|
---|
| 1527 | else:
|
---|
| 1528 | self._takeoffState = None
|
---|
[344] | 1529 |
|
---|
| 1530 | def _checkPushAndTaxi(self, flight, aircraft, state):
|
---|
| 1531 | """Check the speed during the push and taxi stage."""
|
---|
| 1532 | if state.groundSpeed>50:
|
---|
| 1533 | if self._takeoffState is None:
|
---|
| 1534 | self._takeoffState = state
|
---|
| 1535 | self._highestSpeedState = state
|
---|
| 1536 | else:
|
---|
| 1537 | if state.groundSpeed>self._highestSpeedState.groundSpeed:
|
---|
| 1538 | self._highestSpeedState = state
|
---|
| 1539 |
|
---|
[414] | 1540 | if not state.onTheGround:
|
---|
[344] | 1541 | aircraft.setStage(self._takeoffState, const.STAGE_TAKEOFF)
|
---|
| 1542 | self._takeoffState = None
|
---|
[453] | 1543 | elif state.timestamp > (self._takeoffState.timestamp + 40):
|
---|
[414] | 1544 | flight.setRTOState(self._highestSpeedState)
|
---|
[344] | 1545 | elif self._takeoffState is not None:
|
---|
[349] | 1546 | flight.setRTOState(self._highestSpeedState)
|
---|
[344] | 1547 | self._takeoffState = None
|
---|
[11] | 1548 |
|
---|
| 1549 | #---------------------------------------------------------------------------------------
|
---|
| 1550 |
|
---|
| 1551 | class StrobeLightsChecker(PatientFaultChecker):
|
---|
| 1552 | """Check if the strobe lights are used properly."""
|
---|
| 1553 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1554 | """Check if the fault condition holds."""
|
---|
[480] | 1555 | return state.strobeLightsOn is not None and \
|
---|
| 1556 | ((flight.stage==const.STAGE_BOARDING and \
|
---|
[211] | 1557 | state.strobeLightsOn and state.onTheGround) or \
|
---|
| 1558 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1559 | not state.strobeLightsOn and not state.gearsDown) or \
|
---|
| 1560 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 1561 | const.STAGE_DESCENT] and \
|
---|
| 1562 | not state.strobeLightsOn and not state.onTheGround) or \
|
---|
| 1563 | (flight.stage==const.STAGE_PARKING and \
|
---|
[480] | 1564 | state.strobeLightsOn and state.onTheGround))
|
---|
[332] | 1565 |
|
---|
[11] | 1566 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1567 | """Log the fault."""
|
---|
| 1568 | message = "Strobe lights were %s" % (("on" if state.strobeLightsOn else "off"),)
|
---|
[30] | 1569 | flight.handleFault(StrobeLightsChecker, state.timestamp,
|
---|
| 1570 | FaultChecker._appendDuring(flight, message),
|
---|
| 1571 | 1)
|
---|
[11] | 1572 |
|
---|
| 1573 | #---------------------------------------------------------------------------------------
|
---|
| 1574 |
|
---|
| 1575 | class ThrustChecker(SimpleFaultChecker):
|
---|
| 1576 | """Check if the thrust setting is not too high during takeoff.
|
---|
| 1577 |
|
---|
| 1578 | FIXME: is this really so general, for all aircraft?"""
|
---|
| 1579 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1580 | """Check if the fault condition holds."""
|
---|
[263] | 1581 | return flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1582 | state.n1 is not None and max(state.n1)>97
|
---|
[332] | 1583 |
|
---|
[11] | 1584 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1585 | """Log the fault."""
|
---|
[30] | 1586 | flight.handleFault(ThrustChecker, state.timestamp,
|
---|
| 1587 | FaultChecker._appendDuring(flight,
|
---|
| 1588 | "Thrust setting was too high (>97%)"),
|
---|
[405] | 1589 | FaultChecker._getLinearScore(97, 110, 0, 10,
|
---|
| 1590 | max(state.n1)),
|
---|
| 1591 | updatePrevious = True)
|
---|
[11] | 1592 |
|
---|
| 1593 | #---------------------------------------------------------------------------------------
|
---|
| 1594 |
|
---|
| 1595 | class VSChecker(SimpleFaultChecker):
|
---|
| 1596 | """Check if the vertical speed is not too low at certain altitudes"""
|
---|
| 1597 | BELOW10000 = -5000
|
---|
| 1598 | BELOW5000 = -2500
|
---|
| 1599 | BELOW2500 = -1500
|
---|
| 1600 | BELOW500 = -1000
|
---|
| 1601 | TOLERANCE = 1.2
|
---|
| 1602 |
|
---|
| 1603 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1604 | """Check if the fault condition holds."""
|
---|
[197] | 1605 | vs = state.smoothedVS
|
---|
[11] | 1606 | altitude = state.altitude
|
---|
| 1607 | return vs < -8000 or vs > 8000 or \
|
---|
| 1608 | (altitude<500 and vs < (VSChecker.BELOW500 *
|
---|
[13] | 1609 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1610 | (altitude<2500 and vs < (VSChecker.BELOW2500 *
|
---|
[13] | 1611 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1612 | (altitude<5000 and vs < (VSChecker.BELOW5000 *
|
---|
[13] | 1613 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1614 | (altitude<10000 and vs < (VSChecker.BELOW10000 *
|
---|
[13] | 1615 | VSChecker.TOLERANCE))
|
---|
[332] | 1616 |
|
---|
[11] | 1617 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1618 | """Log the fault."""
|
---|
[197] | 1619 | vs = state.smoothedVS
|
---|
[11] | 1620 |
|
---|
| 1621 | message = "Vertical speed was %.0f feet/min" % (vs,)
|
---|
| 1622 | if vs>-8000 and vs<8000:
|
---|
| 1623 | message += " at %.0f feet (exceeds company limit)" % (state.altitude,)
|
---|
| 1624 |
|
---|
| 1625 | score = 10 if vs<-8000 or vs>8000 else 0
|
---|
| 1626 |
|
---|
[30] | 1627 | flight.handleFault(VSChecker, state.timestamp,
|
---|
| 1628 | FaultChecker._appendDuring(flight, message),
|
---|
| 1629 | score)
|
---|
[11] | 1630 |
|
---|
| 1631 | #---------------------------------------------------------------------------------------
|
---|