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saltfast.py
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saltfast.py
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################################# LICENSE ##################################
# Copyright (c) 2009, South African Astronomical Observatory (SAAO) #
# All rights reserved. #
# #
# Redistribution and use in source and binary forms, with or without #
# modification, are permitted provided that the following conditions #
# are met: #
# #
# * Redistributions of source code must retain the above copyright #
# notice, this list of conditions and the following disclaimer. #
# * Redistributions in binary form must reproduce the above copyright #
# notice, this list of conditions and the following disclaimer #
# in the documentation and/or other materials provided with the #
# distribution. #
# * Neither the name of the South African Astronomical Observatory #
# (SAAO) nor the names of its contributors may be used to endorse #
# or promote products derived from this software without specific #
# prior written permission. #
# #
# THIS SOFTWARE IS PROVIDED BY THE SAAO ''AS IS'' AND ANY EXPRESS OR #
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED #
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE #
# DISCLAIMED. IN NO EVENT SHALL THE SAAO BE LIABLE FOR ANY #
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL #
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS #
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) #
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, #
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN #
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE #
# POSSIBILITY OF SUCH DAMAGE. #
############################################################################
#!/usr/bin/env python
# Author Version Date
# -----------------------------------------------
# S M Crawford (SAAO) 0.3 21 Jul 2006
"""SALTFAST data response. SALTFAST does the
following steps:
1. It copies the nightlog into that directory
as a txt file and the list of observed images
as a txt file.
2. It then copies that directory to the SAAO webserver.
to a constant name directory.
3. It then sends email notification to the user
"""
from __future__ import with_statement
from pyraf import iraf
import tarfile, glob, os, ftplib
import numpy
from saltemail import saltemail
import saltsafeio as saltio
import saltsafemysql as saltmysql
import salttime, saltstring
from saltsafelog import logging
from salterror import SaltError
debug=True
# -----------------------------------------------------------
# core routine
def saltfast(obsdate, readme, emailserver, username,password, bcc, sdbhost,
sdbname,sdbuser, clobber,logfile,verbose):
# set up
nightlog = ''
with logging(logfile,debug) as log:
# determine current directory
workdir = os.getcwd()
logfile = workdir + '/' + os.path.basename(logfile)
#log into the database
sdb=saltmysql.connectdb(sdbhost,sdbname,sdbuser,password)
#query the data base for all of the data taken last night and the proposal codes
select='FileName, Target_Name, Proposal_Code'
table='FileData join ProposalCode using (ProposalCode_Id)'
logic="FileName like '%"+obsdate+"%'"
records=saltmysql.select(sdb, select, table, logic)
if len(records)==0:
message='No data taken on %s\n' % obsdate
log.message(message)
return
#determine the list of files, targets, and propcodes
file_list=[]
target_list=[]
propcode_list=[]
propcode_dict={}
for name,targ,pid in records:
file_list.append(name)
target_list.append(targ)
propcode_list.append(pid)
try:
propcode_dict[pid].append(targ)
except KeyError:
propcode_dict[pid]=[targ]
# check to see if any of the PI directories requires fast response
for pid in propcode_dict.keys():
target=set(propcode_dict[pid])
if checkforfast(pid, target, sdb):
#log the move
message='Copying data from %s to the ftp site' % pid
log.message(message, with_stdout=verbose)
#get the username
piptuser=saltmysql.getpiptusername(sdb, pid)
#create the fast directory
fastdir='/salt/ftparea/%s/FAST/' % piptuser
if os.path.isdir(fastdir): saltio.deletedir(fastdir)
os.mkdir(fastdir)
for i in range(len(file_list)):
if propcode_list[i]==pid:
#create the data filename
if file_list[i].startswith('S'):
instr='scam'
elif file_list[i].startswith('P'):
instr='rss'
filepath='/salt/%s/data/%s/%s/raw/%s' % (instr, obsdate[0:4], obsdate[4:8], file_list[i])
saltio.copy(filepath, fastdir)
#make the temporary readme
mailmessage = maketempreadmefast(pid, sdb, readme)
#send the email
subject='SALT Raw Data available for %s' % pid
sender='sa@salt.ac.za'
recipient=saltmysql.getpiptemail(sdb, piptuser)
bcc='crawford@saao.ac.za'#sa_internal@saao.ac.za'
#saltio.email(emailserver, username, password, sender,recipient,bcc, subject, mailmessage)
def maketempreadmefast(pid, sdb, readme):
"""Creates the readme file to send to the PI. It adds on the observing log for those
observations
"""
#read in the readme
f=saltio.openascii(readme, 'r')
rstring=f.read()
saltio.closeascii(f)
#replace propcode with the actual propcode
if pid: rstring=rstring.replace('PROPCODE', pid)
#add in the observing log
return rstring
def checkforfast(pid, target, db):
"""Check the database to see if fast response is needed
returns status"""
record=''
#log into database and determine response type of proposal
#If the object is not in the proposal, and there is a request for a fast response
#for other objects in the proposal, then it should responsd with a fast response.
state_select='T.Target_name, pdam.DataAccessMethod'
state_from="""
Proposal
join ProposalCode using (ProposalCode_Id)
join Block using (Proposal_Id)
join Pointing using (Block_Id)
join Observation using (Pointing_Id)
join Target as T using (Target_Id)
join PipelineConfig using (Pointing_Id)
join PipelineDataAccessMethod as pdam using (PipelineDataAccessMethod_Id)
"""
state_logic="Current=1"
state_logic +=" and Proposal_Code='%s'" % pid
#state_logic +=" and pr.Proposal_Code='%s' and T.Target_Name like '%s' " % (pid, target)
#print "select %s from %s whre %s" % (state_select,state_from,state_logic)
record=saltmysql.select(db,state_select,state_from,state_logic)
record=set(record)
#if there are no records in the set
if len(record)==0: return False
#TODO: Add a check to make sure that
for t,m in record:
if m.upper()=='FAST' and t in target: return True
return False
# -----------------------------------------------------------
# main code
parfile = iraf.osfn("pipetools$saltfast.par")
t = iraf.IrafTaskFactory(taskname="saltfast",value=parfile,function=saltfast, pkgname='pipetools')