def timestamp(self,tai):
"""
Converts an TAI timestamp expressed as MJD seconds(!) into a UTC timestamp
"""
# convert from MJD seconds to MJD days
try:
mjdtai = float(tai)/86400.
except ValueError:
logging.warn('unable to convert MJD TAI timestamp: %r',tai)
# as a fallback, return the current time
return AstroTime.now(UTC)
when = AstroTime.fromMJD(mjdtai,TAI)
return when.astimezone(UTC)
def generate():
"""Returns a randomly generated packet."""
timestamp = AstroTime.now(TAI).MJD()*86400.
slewEndTime = float('nan')
coordSys = 'Mount'
random9 = [random() for i in range(9)]
rotType = int(1234)
random13 = [random() for i in range(13)]
values = [timestamp,slewEndTime,coordSys] + random9 + [rotType] + random13
return Packet(*values)
def start(self): hdr = self.Header() hdr.name = ResourceName(self.name) # set our timestamp origin hdr.timestamp_origin = int(floor(time())) self.timestamp_origin = AstroTime.fromtimestamp(hdr.timestamp_origin,UTC) # describe each record that we will provide updates for for record in self.records.itervalues(): record.appendToHeader(hdr) self.sendHeader(hdr) self.started = True
def got_users(response):
users = { 'TCC':0, 'TCCUSER':0 }
parser = re.compile('\s*(TCC|TCCUSER)\s+([0-9]+)')
for line in response:
match = parser.match(line)
if match:
users[match.group(1)] = int(match.group(2))
for (username,nproc) in users.iteritems():
print '%s is running %d processes' % (username,nproc)
utc = AstroTime.now(UTC)
archiving.update(utc,'vms',{
'nproc.tcc': users['TCC'],
'nproc.tccuser': users['TCCUSER']
})