def message (self,tokeniser):
valid_messages = ['notification','open','keepalive','update','refresh','operational']
valid_options = ['parsed','packets','consolidated']
def printf (string):
return (string[::-1].replace(',', ' and'[::-1], 1))[::-1]
# location is set by our caller
direction = self.location[-2] # pylint: disable=E1101
message = self.location[-1] # pylint: disable=E1101
actions = tokeniser()
for (idx_line,idx_column,line,action) in actions:
if action not in valid_options:
raise RaisedProcess(Location(idx_line,idx_column,line),'invalid message option %s, valid options are "%s"' % (action,printf('", "'.join(valid_options))))
messages = valid_messages if message == 'all' else [message]
for m in messages:
section = self.content.setdefault(direction,{}).setdefault(m,[])
if action in section:
raise RaisedProcess(Location(idx_line,idx_column,line),'duplicate action (%s) for message %s%s' % (
action,
m,
" using the alis 'all'" if message == 'all' else ''
))
if 'consolidated' in section and len(section) > 0:
raise RaisedProcess(Location(idx_line,idx_column,line),'consolidated can not be used with another keyword')
section.append(action)
def _add(self, tokeniser, afi_name, safi_names):
self._check_duplicate(tokeniser, RaisedFamily)
known = self.content.setdefault(AFI(AFI.value(afi_name)), [])
for (idx_line, idx_column, line, safi_name) in safi_names:
if safi_name not in AFI.implemented_safi(afi_name):
raise RaisedFamily(
Location(idx_line, idx_column, line),
'the family pair afi/safi %s/%s is unimplemented' %
(afi_name, safi_name))
safi = SAFI(SAFI.value(safi_name))
if safi in known:
raise RaisedFamily(
Location(idx_line, idx_column, line),
'afi/safi pair already defined in this family')
known.append(safi)
def content (self,producer):
try:
while True:
self.idx_line,self.idx_column,self.line,token = producer()
if token == '[':
returned = []
for token in self.iterate_list(producer):
returned.append((self.idx_line,self.idx_column,self.line,token))
return returned
elif token[0] in ('"',"'"):
return unescape(token[1:-1])
else:
return token
except ValueError:
raise Raised(Location(self.idx_line,self.idx_column,self.line),'Could not parse %s' % str(token))
except StopIteration:
return None