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-rw-r--r--sleekxmpp/jid.py20
1 files changed, 14 insertions, 6 deletions
diff --git a/sleekxmpp/jid.py b/sleekxmpp/jid.py
index f0b7423b..9e9c0d0b 100644
--- a/sleekxmpp/jid.py
+++ b/sleekxmpp/jid.py
@@ -140,13 +140,12 @@ def _validate_node(node):
"""
try:
if node is not None:
- if not node:
- raise InvalidJID('Localpart must not be 0 bytes')
-
node = nodeprep(node)
if not node:
raise InvalidJID('Localpart must not be 0 bytes')
+ if len(node) > 1023:
+ raise InvalidJID('Localpart must be less than 1024 bytes')
return node
except stringprep_profiles.StringPrepError:
raise InvalidJID('Invalid local part')
@@ -179,6 +178,7 @@ def _validate_domain(domain):
if not ip_addr and hasattr(socket, 'inet_pton'):
try:
socket.inet_pton(socket.AF_INET6, domain.strip('[]'))
+ domain = '[%s]' % domain.strip('[]')
ip_addr = True
except socket.error:
pass
@@ -186,12 +186,19 @@ def _validate_domain(domain):
if not ip_addr:
# This is a domain name, which must be checked further
+ if domain and domain[-1] == '.':
+ domain = domain[:-1]
+
domain_parts = []
for label in domain.split('.'):
try:
label = encodings.idna.nameprep(label)
encodings.idna.ToASCII(label)
+ pass_nameprep = True
except UnicodeError:
+ pass_nameprep = False
+
+ if not pass_nameprep:
raise InvalidJID('Could not encode domain as ASCII')
if label.startswith('xn--'):
@@ -209,6 +216,8 @@ def _validate_domain(domain):
if not domain:
raise InvalidJID('Domain must not be 0 bytes')
+ if len(domain) > 1023:
+ raise InvalidJID('Domain must be less than 1024 bytes')
return domain
@@ -222,13 +231,12 @@ def _validate_resource(resource):
"""
try:
if resource is not None:
- if not resource:
- raise InvalidJID('Resource must not be 0 bytes')
-
resource = resourceprep(resource)
if not resource:
raise InvalidJID('Resource must not be 0 bytes')
+ if len(resource) > 1023:
+ raise InvalidJID('Resource must be less than 1024 bytes')
return resource
except stringprep_profiles.StringPrepError:
raise InvalidJID('Invalid resource')