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[tmolitor] ability to download bigger files with higher timeouts. Fixes #8130

This commit is contained in:
Yann Leboulanger 2015-08-20 21:53:59 +02:00
parent a44a71d6a5
commit 55402bdc50
1 changed files with 18 additions and 11 deletions
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29
src/common/helpers.py
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@ -1433,8 +1433,11 @@ def _get_img_direct(attrs):
"""
mem = b''
alt = ''
# Wait maximum 5s for connection
socket.setdefaulttimeout(5)
max_size = 2*1024*1024
if 'max_size' in attrs:
max_size = attrs['max_size']
# Wait maximum 10s for connection
socket.setdefaulttimeout(10)
try:
req = urllib.request.Request(attrs['src'])
req.add_header('User-Agent', 'Gajim ' + gajim.version)
@ -1444,13 +1447,13 @@ def _get_img_direct(attrs):
pixbuf = None
alt = attrs.get('alt', 'Broken image')
else:
# Wait 0.5s between each byte
# Wait 2s between each byte
try:
f.fp._sock.fp._sock.settimeout(0.5)
f.fp._sock.fp._sock.settimeout(2)
except Exception:
pass
# Max image size = 2 MB (to try to prevent DoS)
deadline = time.time() + 3
# On a slow internet connection with ~1000kbps you need ~10 seconds for 1 MB
deadline = time.time() + (10 * (max_size / 1048576))
while True:
if time.time() > deadline:
log.debug('Timeout loading image %s ' % attrs['src'])
@ -1473,7 +1476,7 @@ def _get_img_direct(attrs):
mem += temp
else:
break
if len(mem) > 2*1024*1024:
if len(mem) > max_size:
alt = attrs.get('alt', '')
if alt:
alt += '\n'
@ -1489,15 +1492,19 @@ def _get_img_proxy(attrs, proxy):
"""
if not gajim.HAVE_PYCURL:
return '', _('PyCURL is not installed')
mem, alt = '', ''
mem, alt, max_size = '', '', 2*1024*1024
if 'max_size' in attrs:
max_size = attrs['max_size']
try:
b = StringIO()
c = pycurl.Curl()
c.setopt(pycurl.URL, attrs['src'].encode('utf-8'))
c.setopt(pycurl.FOLLOWLOCATION, 1)
c.setopt(pycurl.CONNECTTIMEOUT, 5)
c.setopt(pycurl.TIMEOUT, 10)
c.setopt(pycurl.MAXFILESIZE, 2000000)
# Wait maximum 10s for connection
c.setopt(pycurl.CONNECTTIMEOUT, 10)
# On a slow internet connection with ~1000kbps you need ~10 seconds for 1 MB
c.setopt(pycurl.TIMEOUT, 10 * (max_size / 1048576))
c.setopt(pycurl.MAXFILESIZE, max_size)
c.setopt(pycurl.WRITEFUNCTION, b.write)
c.setopt(pycurl.USERAGENT, 'Gajim ' + gajim.version)
# set proxy