예제 #1
0
    def cmd_fw_download(self, args):
        '''cmd handler for downloading firmware'''
        stuff = self.filtered_rows_from_args(args)
        if stuff is None:
            return
        (filtered, remainder) = stuff
        if len(filtered) == 0:
            print("fw: No firmware specified")
            return
        if len(filtered) > 1:
            print("fw: No single firmware specified")
            return

        firmware = filtered[0]["_firmware"]
        url = firmware["url"]

        try:
            print("fw: URL: %s"  % (url,))
            filename=os.path.basename(url)
            files = []
            files.append((url,filename))
            child = multiproc.Process(target=mp_util.download_files, args=(files,))
            child.start()
        except Exception as e:
            print("fw: download failed")
            print(e)
예제 #2
0
파일: srtm.py 프로젝트: CUAir/MAVProxy2.2
 def createFileList(self):
     """SRTM data is split into different directories, get a list of all of
         them and create a dictionary for easy lookup."""
     global childFileListDownload
     global filelistDownloadActive
     mypid = os.getpid()
     if mypid not in childFileListDownload or not childFileListDownload[mypid].is_alive():
         childFileListDownload[mypid] = multiproc.Process(target=self.createFileListHTTP)
         filelistDownloadActive = 1
         childFileListDownload[mypid].start()
         filelistDownloadActive = 0
예제 #3
0
파일: srtm.py 프로젝트: CUAir/MAVProxy2.2
    def getTile(self, lat, lon):
        """Get a SRTM tile object. This function can return either an SRTM1 or
            SRTM3 object depending on what is available, however currently it
            only returns SRTM3 objects."""
        global childFileListDownload
        global filelistDownloadActive
        mypid = os.getpid()
        if mypid in childFileListDownload and childFileListDownload[mypid].is_alive():
            if self.debug:
                print("still getting file list")
            return 0
        elif not os.path.isfile(self.filelist_file) and filelistDownloadActive == 0:
            self.createFileList()
            return 0
        elif not self.filelist:
            if self.debug:
                print("Filelist download complete, loading data ", self.filelist_file)
            data = open(self.filelist_file, 'rb')
            self.filelist = pickle.load(data)
            data.close()

        try:
            continent, filename = self.filelist[(int(lat), int(lon))]
        except KeyError:
            if len(self.filelist) > self.min_filelist_len:
                # we appear to have a full filelist - this must be ocean
                return SRTMOceanTile(int(lat), int(lon))
            return 0

        global childTileDownload
        mypid = os.getpid()
        if not os.path.exists(os.path.join(self.cachedir, filename)):
            if not mypid in childTileDownload or not childTileDownload[mypid].is_alive():
                try:
                    childTileDownload[mypid] = multiproc.Process(target=self.downloadTile, args=(str(continent), str(filename)))
                    childTileDownload[mypid].start()
                except Exception as ex:
                    if mypid in childTileDownload:
                        childTileDownload.pop(mypid)
                    return 0
                '''print("Getting Tile")'''
            return 0
        elif mypid in childTileDownload and childTileDownload[mypid].is_alive():
            '''print("Still Getting Tile")'''
            return 0
        # TODO: Currently we create a new tile object each time.
        # Caching is required for improved performance.
        try:
            return SRTMTile(os.path.join(self.cachedir, filename), int(lat), int(lon))
        except InvalidTileError:
            return 0
예제 #4
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 def param_help_download(self):
     '''download XML files for parameters'''
     files = []
     for vehicle in ['Rover', 'ArduCopter', 'ArduPlane', 'ArduSub', 'AntennaTracker']:
         url = 'http://autotest.ardupilot.org/Parameters/%s/apm.pdef.xml.gz' % vehicle
         path = mp_util.dot_mavproxy("%s.xml" % vehicle)
         files.append((url, path))
         url = 'http://autotest.ardupilot.org/%s-defaults.parm' % vehicle
         if vehicle != 'AntennaTracker':
             # defaults not generated for AntennaTracker ATM
             path = mp_util.dot_mavproxy("%s-defaults.parm" % vehicle)
             files.append((url, path))
     try:
         child = multiproc.Process(target=mp_util.download_files, args=(files,))
         child.start()
     except Exception as e:
         print(e)
예제 #5
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    def __init__(self,
                 title='SlipMap',
                 lat=-35.362938,
                 lon=149.165085,
                 width=800,
                 height=600,
                 ground_width=1000,
                 tile_delay=0.3,
                 service="MicrosoftSat",
                 max_zoom=19,
                 debug=False,
                 brightness=0,
                 elevation=False,
                 download=True,
                 show_flightmode_legend=True,
                 timelim_pipe=None):

        self.lat = lat
        self.lon = lon
        self.width = width
        self.height = height
        self.ground_width = ground_width
        self.download = download
        self.service = service
        self.tile_delay = tile_delay
        self.debug = debug
        self.max_zoom = max_zoom
        self.elevation = elevation
        self.oldtext = None
        self.brightness = brightness
        self.legend = show_flightmode_legend
        self.timelim_pipe = timelim_pipe

        self.drag_step = 10

        self.title = title
        self.event_queue = multiproc.Queue()
        self.object_queue = multiproc.Queue()
        self.close_window = multiproc.Semaphore()
        self.close_window.acquire()
        self.child = multiproc.Process(target=self.child_task)
        self.child.start()
        self._callbacks = set()
예제 #6
0
 def show(self):
     t = multiproc.Process(target=self.call)
     t.start()