143 lines
4.8 KiB
Python
143 lines
4.8 KiB
Python
##
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# This software was developed and / or modified by Raytheon Company,
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# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
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#
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# U.S. EXPORT CONTROLLED TECHNICAL DATA
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# This software product contains export-restricted data whose
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# export/transfer/disclosure is restricted by U.S. law. Dissemination
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# to non-U.S. persons whether in the United States or abroad requires
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# an export license or other authorization.
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#
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# Contractor Name: Raytheon Company
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# Contractor Address: 6825 Pine Street, Suite 340
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# Mail Stop B8
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# Omaha, NE 68106
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# 402.291.0100
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#
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# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
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# further licensing information.
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##
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#
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# Name:
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# LLWSData.py
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# GFS1-NHD:A8108.0000-SCRIPT;1.3
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#
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# Status:
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# DELIVERED
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#
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# History:
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# Revision 1.3 (DELIVERED)
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# Created: 09-OCT-2009 21:21:16 OBERFIEL
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# Downgraded log message severity to DEBUG when TAF LLWS file
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# is not found.
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#
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# Revision 1.2 (DELIVERED)
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# Created: 07-MAY-2005 11:34:31 OBERFIEL
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# Added Item Header Block
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#
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# Revision 1.1 (DELIVERED)
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# Created: 02-NOV-2004 16:35:54 OBERFIEL
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# date and time created 11/02/04 16:35:42 by oberfiel
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#
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# Change Document History:
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# 1:
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# Change Document: GFS1-NHD_SPR_7430
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# Action Date: 21-OCT-2009 08:03:43
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# Relationship Type: In Response to
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# Status: CLOSED
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# Title: AvnFPS: Incorrect file permission on ISH files
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#
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#
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#
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# SOFTWARE HISTORY
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# Date Ticket# Engineer Description
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# ------------ ---------- ----------- --------------------------
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# Initial creation.
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# Mar 25, 2013 1735 rferrel Retrieve only the last 24 hours of acars records.
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# Feb 21, 2018 5697 mapeters Fix errors from removing profiler plugins
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# Sep 07, 2018 7445 tgurney Change missing data message to debug level
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##
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##
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# This is a base file that is not intended to be overridden.
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##
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from com.raytheon.viz.aviation.monitor import LlwsManager
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import logging, os, time
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import LLWSThread, Avn
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import NoDataException
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_Logger = logging.getLogger(Avn.CATEGORY)
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#################################################################################
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def readLLWS(ident):
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d = {}
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try:
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fpath = os.path.join('data', 'llws', ident)
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with open(fpath) as f:
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for line in f:
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if not line.strip():
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break
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radarid, rpttime, value, wsstring = line.split()
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d[radarid] = {'time': float(rpttime),
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'value': float(value),
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'str': wsstring
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}
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return d
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except IOError:
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_Logger.debug('Cannot access LLWS file for %s', ident)
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except (IndexError, ValueError):
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_Logger.error('Cannot parse LLWS file for %s', ident)
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return {}
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def writeLLWS(ident, data):
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try:
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fpath = os.path.join('data', 'llws', ident)
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with open (fpath, 'w') as f:
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for radarid in data:
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llws = data[radarid]
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f.write('%s %.0f %.3f %s\n' % (radarid, llws['time'], llws['value'], llws['str']))
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except IOError:
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_Logger.error('Cannot write LLWS file for %s', ident)
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def retrieve(siteID, info):
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from datetime import timedelta
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day = timedelta(days=1)
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secondsPerDay = day.total_seconds()
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msPerSecond = 1000.0
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th = LLWSThread.Server(info)
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d = {}
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try:
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th.processMetarData(siteID)
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except NoDataException.NoDataException:
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raise NoDataException.NoDataException("No METAR data available for site %s" % siteID)
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# This gets all acarsRec in the database since 0 retrieves from the epoch.
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# This may be ok if database is purged frequently.
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# How far back should it go 1, 6, 12, 24 hours?
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# acarsRec = LlwsManager.getAcarsRecord(siteID, 0)
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refTime = int((time.time() - secondsPerDay) * msPerSecond)
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acarsRec = LlwsManager.getAcarsRecord(siteID, refTime)
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if acarsRec:
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acarsId = siteID[1:]
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th.processAcarsData(acarsId,acarsRec)
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try:
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shear = th.genShear(siteID, acarsId)
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d[acarsId] = shear
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except LLWSThread.InValid:
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pass
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else:
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_Logger.debug('Missing ACARS Sounding data for %s.', siteID)
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radars = info['sites']['radars']
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for radar in radars:
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vwp = LlwsManager.getVerticalWindProfile(radar, 0)
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if vwp.size() == 0:
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return None
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th.processRadarData(radar, vwp)
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try:
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shear = th.genShear(siteID, radar)
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d[radar] = shear
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except LLWSThread.InValid:
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pass
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return d
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