def run_space_loader(loader):
if not os.path.exists("data/aipdata"):
os.makedirs("data/aipdata")
report = dict()
for method in [
x for x in dir(loader) if not x.startswith("_")
]:
filename = os.path.join("data/aipdata", method + ".pickle")
result = "Unknown"
msg = None
try:
m = getattr(loader, method)
d = m()
temp = open(filename + ".temp", "w")
pickle.dump(d, temp)
temp.close()
os.rename(filename + ".temp", filename)
result = "Loaded new"
except Exception, cause:
msg = traceback.format_exc()
try:
d = pickle.load(open(filename))
result = "Used backup"
except Exception:
d = dict()
result = "Backup restore failed"
report[method] = dict(method=method,
what=m.__doc__,
result=result,
msg=msg,
date=utcdatetime2stamp_inexact(
datetime.utcnow()))
now = datetime.utcnow()
for k, v in d.items():
for x in v:
if not 'date' in x:
x['date'] = now
else:
if x['date'] > now:
x['date'] = now
if k == "airspaces":
#print "Method:",method,v
#for av in v:
#print
#print
#print av
#assert 'type' in av
airspaces.extend(v)
elif k == "airfields":
airfields.extend(v)
elif k == "bad_airfields":
bad_airfields.extend(v)
elif k == "sig_points":
sig_points.extend(v)
elif k == "obstacles":
obstacles.extend(v)
else:
raise Exception(
"Bad return value from SpaceLoader:%s" %
((k, v), ))
def run_space_loader(loader):
if not os.path.exists("data/aipdata"):
os.makedirs("data/aipdata")
report=dict()
for method in [x for x in dir(loader) if not x.startswith("_")]:
filename=os.path.join("data/aipdata",method+".pickle")
result="Unknown"
msg=None
try:
m=getattr(loader,method)
d=m()
temp=open(filename+".temp","w")
pickle.dump(d,temp)
temp.close()
os.rename(
filename+".temp",
filename)
result="Loaded new"
except Exception,cause:
msg=traceback.format_exc()
try:
d=pickle.load(open(filename))
result="Used backup"
except Exception:
d=dict()
result="Backup restore failed"
report[method]=dict(method=method,what=m.__doc__,result=result,msg=msg,date=
utcdatetime2stamp_inexact(datetime.utcnow()))
now=datetime.utcnow()
for k,v in d.items():
for x in v:
if not 'date' in x:
x['date']=now
else:
if x['date']>now:
x['date']=now
if k=="airspaces":
#print "Method:",method,v
#for av in v:
#print
#print
#print av
#assert 'type' in av
airspaces.extend(v)
elif k=="airfields":
airfields.extend(v)
elif k=="bad_airfields":
bad_airfields.extend(v)
elif k=="sig_points":
sig_points.extend(v)
elif k=="obstacles":
obstacles.extend(v)
else:
raise Exception("Bad return value from SpaceLoader:%s"%((k,v),))
version = int(request.params["version"])
charts = []
print "Client request params", request.params
if version <= 3:
prevstamp = int(request.params["stamp"])
print "getnewadchart, prevstamp:", prevstamp
#Make any sort of race impossible by substracting 5 minutes from now.
#A race will now only happen if a file is modified on disk, after this
#routine started, but ends up with a timestamp 5 minutes earlier in
#time, but that can't happen.
nowstamp = utcdatetime2stamp_inexact(datetime.utcnow()) - 60 * 5
assert version in [1, 2, 3]
print "Old stamp", prevstamp
for ad in extracted_cache.get_airfields():
if ad.get('icao', 'ZZZZ').upper() == 'ZZZZ':
continue #Ignore non-icao airports
if 'adcharts' in ad:
for adc in ad['adcharts'].values():
newer = False
try:
cksum, proj = self.get_sel_cksum(adc['blobname'])
if proj and proj.updated > datetime.utcfromtimestamp(
prevstamp):
newer = True
#print "selected",cksum,"for",adc
if version <= 2 and adc['variant'] != '':
version=int(request.params["version"])
charts=[]
print "Client request params",request.params
if version<=3:
prevstamp=int(request.params["stamp"])
print "getnewadchart, prevstamp:",prevstamp
#Make any sort of race impossible by substracting 5 minutes from now.
#A race will now only happen if a file is modified on disk, after this
#routine started, but ends up with a timestamp 5 minutes earlier in
#time, but that can't happen.
nowstamp=utcdatetime2stamp_inexact(datetime.utcnow())-60*5
assert version in [1,2,3]
print "Old stamp",prevstamp
for ad in extracted_cache.get_airfields():
if ad.get('icao','ZZZZ').upper()=='ZZZZ':continue #Ignore non-icao airports
if 'adcharts' in ad:
for adc in ad['adcharts'].values():
newer=False
try:
cksum,proj=self.get_sel_cksum(adc['blobname'])
if proj and proj.updated>datetime.utcfromtimestamp(prevstamp):
newer=True
#print "selected",cksum,"for",adc
if version<=2 and adc['variant']!='':
continue #Don't send all kinds of charts to old clients
if cksum==None: continue
