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#!/usr/bin/python
import sys, urllib2, os, socket
import sse_tar
from sse_defs import *
from sse_config import *
socket.setdefaulttimeout(SSE_SOCKET_TIMEOUT)
def grab_archive(meta, recid, provider_id = SSE_PROVIDER_NONE):
try:
os.mkdir("%s/download" % HOME)
except:
pass
fn = os.path.join(HOME, "download", recid)
download = False
try:
f = open(fn+".release", "r")
except:
download = True
else:
download = f.read(SSE_BLOCK_SIZE) != meta["version"]
f.close()
archive_url = meta["archive-url"]
if not download:
print "File %s up-to-date." % archive_url
else:
print "Downloading %s..." % archive_url
dst = None
src = None
try:
dst = file(fn, "w")
src = urllib2.urlopen(archive_url)
m = 0
while True:
if m > SSE_MAX_DOWNLOAD:
os.unlink(fn)
print "WARNING: Archive too large, ignoring."
return
data = src.read(SSE_BLOCK_SIZE)
if len(data) <= 0:
break
dst.write(data)
m += len(data)
dst.close()
del src
except (socket.timeout, IOError):
os.unlink(fn)
print "WARNING: Failed to download %s!" % archive_url
return
sse_tar.process_archive(fn, meta, recid, provider_id)
os.unlink(fn)
try:
f = open(fn+".release", "w")
except:
os.unlink(fn)
f.write(meta["version"])
f.close()
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