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peps_download.py
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#! /usr/bin/env python
# -*- coding: iso-8859-1 -*-
import json
import time
import os
import os.path
import optparse
import sys
from datetime import date
###########################################################################
class OptionParser (optparse.OptionParser):
def check_required(self, opt):
option = self.get_option(opt)
# Assumes the option's 'default' is set to None!
if getattr(self.values, option.dest) is None:
self.error("%s option not supplied" % option)
###########################################################################
def check_rename(tmpfile, prodsize, options):
print(os.path.getsize(tmpfile), prodsize)
if os.path.getsize(tmpfile) != prodsize:
with open(tmpfile) as f_tmp:
try:
tmp_data = json.load(f_tmp)
print("Result is a json file (might come from a wrong password file)")
print(tmp_data)
sys.exit(-1)
except ValueError:
print("\ndownload was not complete, tmp file removed")
os.remove(tmpfile)
pass
else:
os.rename("%s" % tmpfile, "%s/%s.zip" % (options.write_dir, prod))
print("product saved as : %s/%s.zip" % (options.write_dir, prod))
###########################################################################
def parse_catalog(search_json_file):
# Filter catalog result
with open(search_json_file) as data_file:
data = json.load(data_file)
if 'ErrorCode' in data:
print(data['ErrorMessage'])
sys.exit(-2)
# Sort data
download_dict = {}
storage_dict = {}
size_dict = {}
if len(data["features"]) > 0:
for i in range(len(data["features"])):
prod = data["features"][i]["properties"]["productIdentifier"]
print(prod, data["features"][i]["properties"]["storage"]["mode"])
feature_id = data["features"][i]["id"]
try:
storage = data["features"][i]["properties"]["storage"]["mode"]
platform = data["features"][i]["properties"]["platform"]
resourceSize = int(data["features"][i]["properties"]["resourceSize"])
if storage == "unknown":
print('found a product with "unknown" status : %s' % prod)
print("product %s cannot be downloaded" % prod)
print('please send and email with product name to peps admin team : [email protected]')
else:
# recup du numero d'orbite
orbitN = data["features"][i]["properties"]["orbitNumber"]
if platform == 'S1A':
# calcul de l'orbite relative pour Sentinel 1A
relativeOrbit = ((orbitN - 73) % 175) + 1
elif platform == 'S1B':
# calcul de l'orbite relative pour Sentinel 1B
relativeOrbit = ((orbitN - 27) % 175) + 1
if options.orbit is not None:
if platform.startswith('S2'):
if prod.find("_R%03d" % options.orbit) > 0:
download_dict[prod] = feature_id
storage_dict[prod] = storage
size_dict[prod] = resourceSize
elif platform.startswith('S1'):
if relativeOrbit == options.orbit:
download_dict[prod] = feature_id
storage_dict[prod] = storage
size_dict[prod] = resourceSize
else:
download_dict[prod] = feature_id
storage_dict[prod] = storage
size_dict[prod] = resourceSize
except:
pass
else:
print(">>> no product corresponds to selection criteria")
sys.exit(-1)
return(prod, download_dict, storage_dict, size_dict)
# ===================== MAIN
# ==================
# parse command line
# ==================
if len(sys.argv) == 1:
prog = os.path.basename(sys.argv[0])
print(' ' + sys.argv[0] + ' [options]')
print(" Aide : ", prog, " --help")
print(" ou : ", prog, " -h")
print("example 1 : python %s -l 'Toulouse' -a peps.txt -d 2016-12-06 -f 2017-02-01 -c S2ST" %
sys.argv[0])
print("example 2 : python %s --lon 1 --lat 44 -a peps.txt -d 2015-11-01 -f 2015-12-01 -c S2" %
sys.argv[0])
print("example 3 : python %s --lonmin 1 --lonmax 2 --latmin 43 --latmax 44 -a peps.txt -d 2015-11-01 -f 2015-12-01 -c S2" %
sys.argv[0])
print("example 4 : python %s -l 'Toulouse' -a peps.txt -c SpotWorldHeritage -p SPOT4 -d 2005-11-01 -f 2006-12-01" %
sys.argv[0])
print("example 5 : python %s -c S1 -p GRD -l 'Toulouse' -a peps.txt -d 2015-11-01 -f 2015-12-01" %
sys.argv[0])
sys.exit(-1)
else:
usage = "usage: %prog [options] "
parser = OptionParser(usage=usage)
parser.add_option("-l", "--location", dest="location", action="store", type="string",
help="town name (pick one which is not too frequent to avoid confusions)", default=None)
parser.add_option("-a", "--auth", dest="auth", action="store", type="string",
help="Peps account and password file")
parser.add_option("-w", "--write_dir", dest="write_dir", action="store", type="string",
help="Path where the products should be downloaded", default='.')
parser.add_option("-c", "--collection", dest="collection", action="store", type="choice",
help="Collection within theia collections", choices=['S1', 'S2', 'S2ST', 'S3'], default='S2')
parser.add_option("-p", "--product_type", dest="product_type", action="store", type="string",
help="GRD, SLC, OCN (for S1) | S2MSI1C S2MSI2A S2MSI2Ap (for S2)", default="")
parser.add_option("-m", "--sensor_mode", dest="sensor_mode", action="store", type="string",
help="EW, IW , SM, WV (for S1) | INS-NOBS, INS-RAW (for S3)", default="")
parser.add_option("-n", "--no_download", dest="no_download", action="store_true",
help="Do not download products, just print curl command", default=False)
parser.add_option("-d", "--start_date", dest="start_date", action="store", type="string",
help="start date, fmt('2015-12-22')", default=None)
parser.add_option("-t", "--tile", dest="tile", action="store", type="string",
help="Sentinel-2 tile number", default=None)
parser.add_option("--lat", dest="lat", action="store", type="float",
help="latitude in decimal degrees", default=None)
parser.add_option("--lon", dest="lon", action="store", type="float",
help="longitude in decimal degrees", default=None)
parser.add_option("--latmin", dest="latmin", action="store", type="float",
help="min latitude in decimal degrees", default=None)
parser.add_option("--latmax", dest="latmax", action="store", type="float",
help="max latitude in decimal degrees", default=None)
parser.add_option("--lonmin", dest="lonmin", action="store", type="float",
help="min longitude in decimal degrees", default=None)
parser.add_option("--lonmax", dest="lonmax", action="store", type="float",
help="max longitude in decimal degrees", default=None)
parser.add_option("-o", "--orbit", dest="orbit", action="store", type="int",
help="Orbit Path number", default=None)
parser.add_option("-f", "--end_date", dest="end_date", action="store", type="string",
help="end date, fmt('2015-12-23')", default='9999-01-01')
parser.add_option("--json", dest="search_json_file", action="store", type="string",
help="Output search JSON filename", default=None)
parser.add_option("--windows", dest="windows", action="store_true",
help="For windows usage", default=False)
(options, args) = parser.parse_args()
if options.search_json_file is None or options.search_json_file == "":
options.search_json_file = 'search.json'
if options.tile is None:
if options.location is None:
if options.lat is None or options.lon is None:
if (options.latmin is None) or (options.lonmin is None) or (options.latmax is None) or (options.lonmax is None):
print("provide at least a point or rectangle or tile number")
sys.exit(-1)
else:
geom = 'rectangle'
else:
if (options.latmin is None) and (options.lonmin is None) and (options.latmax is None) and (options.lonmax is None):
geom = 'point'
else:
print("please choose between point and rectangle, but not both")
sys.exit(-1)
else:
if (options.latmin is None) and (options.lonmin is None) and (options.latmax is None) and (options.lonmax is None) and (options.lat is None) or (options.lon is None):
geom = 'location'
else:
print("please choose location and coordinates, but not both")
sys.exit(-1)
# geometric parameters of catalog request
if options.tile is not None:
if options.tile.startswith('T') and len(options.tile) == 6:
tileid = options.tile[1:6]
elif len(options.tile) == 5:
tileid = options.tile[0:5]
else:
print("tile name is ill-formated : 31TCJ or T31TCJ are allowed")
sys.exit(-4)
query_geom = "tileid=%s" % (tileid)
elif geom == 'point':
query_geom = 'lat=%f\&lon=%f' % (options.lat, options.lon)
elif geom == 'rectangle':
query_geom = 'box={lonmin},{latmin},{lonmax},{latmax}'.format(
latmin=options.latmin, latmax=options.latmax, lonmin=options.lonmin, lonmax=options.lonmax)
elif geom == 'location':
query_geom = "q=%s" % options.location
# date parameters of catalog request
if options.start_date is not None:
start_date = options.start_date
if options.end_date is not None:
end_date = options.end_date
else:
end_date = date.today().isoformat()
# special case for Sentinel-2
if options.collection == 'S2':
if options.start_date >= '2016-12-05':
print("**** products after '2016-12-05' are stored in Tiled products collection")
print("**** please use option -c S2ST")
elif options.end_date >= '2016-12-05':
print("**** products after '2016-12-05' are stored in Tiled products collection")
print("**** please use option -c S2ST to get the products after that date")
print("**** products before that date will be downloaded")
if options.collection == 'S2ST':
if options.end_date < '2016-12-05':
print("**** products before '2016-12-05' are stored in non-tiled products collection")
print("**** please use option -c S2")
elif options.start_date < '2016-12-05':
print("**** products before '2016-12-05' are stored in non-tiled products collection")
print("**** please use option -c S2 to get the products before that date")
print("**** products after that date will be downloaded")
# ====================
# read authentification file
# ====================
try:
f = open(options.auth)
(email, passwd) = f.readline().split(' ')
if passwd.endswith('\n'):
passwd = passwd[:-1]
f.close()
except:
print("error with password file")
sys.exit(-2)
if os.path.exists(options.search_json_file):
os.remove(options.search_json_file)
# ====================
# search in catalog
# ====================
if (options.product_type == "") and (options.sensor_mode == ""):
search_catalog = 'curl -k -o %s https://peps.cnes.fr/resto/api/collections/%s/search.json?%s\&startDate=%s\&completionDate=%s\&maxRecords=500' % (
options.search_json_file, options.collection, query_geom, start_date, end_date)
else:
search_catalog = 'curl -k -o %s https://peps.cnes.fr/resto/api/collections/%s/search.json?%s\&startDate=%s\&completionDate=%s\&maxRecords=500\&productType=%s\&sensorMode=%s' % (
options.search_json_file, options.collection, query_geom, start_date, end_date, options.product_type, options.sensor_mode)
if options.windows:
search_catalog = search_catalog.replace('\&', '^&')
print(search_catalog)
os.system(search_catalog)
time.sleep(5)
prod, download_dict, storage_dict, size_dict = parse_catalog(options.search_json_file)
# ====================
# Download
# ====================
if len(download_dict) == 0:
print("No product matches the criteria")
else:
# first try for the products on tape
if options.write_dir == None:
options.write_dir = os.getcwd()
for prod in list(download_dict.keys()):
file_exists = os.path.exists(("%s/%s.SAFE") % (options.write_dir, prod)
) or os.path.exists(("%s/%s.zip") % (options.write_dir, prod))
if (not(options.no_download) and not(file_exists)):
if storage_dict[prod] == "tape":
tmticks = time.time()
tmpfile = ("%s/tmp_%s.tmp") % (options.write_dir, tmticks)
print("\nStage tape product: %s" % prod)
get_product = 'curl -o %s -k -u "%s:%s" https://peps.cnes.fr/resto/collections/%s/%s/download/?issuerId=peps &>/dev/null' % (
tmpfile, email, passwd, options.collection, download_dict[prod])
os.system(get_product)
if os.path.exists(tmpfile):
os.remove(tmpfile)
NbProdsToDownload = len(list(download_dict.keys()))
print("##########################")
print("%d products to download" % NbProdsToDownload)
print("##########################")
while (NbProdsToDownload > 0):
# redo catalog search to update disk/tape status
if (options.product_type == "") and (options.sensor_mode == ""):
search_catalog = 'curl -k -o %s https://peps.cnes.fr/resto/api/collections/%s/search.json?%s\&startDate=%s\&completionDate=%s\&maxRecords=500' % (
options.search_json_file, options.collection, query_geom, start_date, end_date)
else:
search_catalog = 'curl -k -o %s https://peps.cnes.fr/resto/api/collections/%s/search.json?%s\&startDate=%s\&completionDate=%s\&maxRecords=500\&productType=%s\&sensorMode=%s' % (
options.search_json_file, options.collection, query_geom, start_date, end_date, options.product_type, options.sensor_mode)
if options.windows:
search_catalog = search_catalog.replace('\&', '^&')
os.system(search_catalog)
time.sleep(2)
prod, download_dict, storage_dict, size_dict = parse_catalog(options.search_json_file)
NbProdsToDownload = 0
# download all products on disk
for prod in list(download_dict.keys()):
file_exists = os.path.exists(("%s/%s.SAFE") % (options.write_dir, prod)
) or os.path.exists(("%s/%s.zip") % (options.write_dir, prod))
if (not(options.no_download) and not(file_exists)):
if storage_dict[prod] == "disk":
tmticks = time.time()
tmpfile = ("%s/tmp_%s.tmp") % (options.write_dir, tmticks)
print("\nDownload of product : %s" % prod)
get_product = 'curl -o %s -k -u "%s:%s" https://peps.cnes.fr/resto/collections/%s/%s/download/?issuerId=peps' % (
tmpfile, email, passwd, options.collection, download_dict[prod])
print(get_product)
os.system(get_product)
# check binary product, rename tmp file
if not os.path.exists(("%s/tmp_%s.tmp") % (options.write_dir, tmticks)):
NbProdsToDownload += 1
else:
check_rename(tmpfile, size_dict[prod], options)
elif file_exists:
print("%s already exists" % prod)
# download all products on tape
for prod in list(download_dict.keys()):
file_exists = os.path.exists(("%s/%s.SAFE") % (options.write_dir, prod)
) or os.path.exists(("%s/%s.zip") % (options.write_dir, prod))
if (not(options.no_download) and not(file_exists)):
if storage_dict[prod] == "tape" or storage_dict[prod] == "staging":
NbProdsToDownload += 1
if NbProdsToDownload > 0:
print("##############################################################################")
print("%d remaining products are on tape, lets's wait 1 minute before trying again" %
NbProdsToDownload)
print("##############################################################################")
time.sleep(60)