# Module `onionr.communicatorutils.lookupadders`

Onionr - Private P2P Communication

Lookup new peer transport addresses using the communicator

Source code

    '''
        Onionr - Private P2P Communication

        Lookup new peer transport addresses using the communicator
    '''
    '''
        This program is free software: you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation, either version 3 of the License, or
        (at your option) any later version.

        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.

        You should have received a copy of the GNU General Public License
        along with this program.  If not, see <https://www.gnu.org/licenses/>.
    '''
    import logger
    from onionrutils import stringvalidators
    from communicator import peeraction, onlinepeers
    from utils import gettransports
    def lookup_new_peer_transports_with_communicator(comm_inst):
        logger.info('Looking up new addresses...')
        tryAmount = 1
        newPeers = []
        transports = gettransports.get()

        for i in range(tryAmount):
            # Download new peer address list from random online peers
            if len(newPeers) > 10000:
                # Don't get new peers if we have too many queued up
                break
            peer = onlinepeers.pick_online_peer(comm_inst)
            newAdders = peeraction.peer_action(comm_inst, peer, action='pex')
            try:
                newPeers = newAdders.split(',')
            except AttributeError:
                pass
        else:
            # Validate new peers are good format and not already in queue
            invalid = []
            for x in newPeers:
                x = x.strip()
                if not stringvalidators.validate_transport(x) or x in comm_inst.newPeers or x in transports:
                    # avoid adding if its our address
                    invalid.append(x)
            for x in invalid:
                try:
                    newPeers.remove(x)
                except ValueError:
                    pass
            comm_inst.newPeers.extend(newPeers)
        comm_inst.decrementThreadCount('lookup_new_peer_transports_with_communicator')

## Functions

`def lookup_new_peer_transports_with_communicator(comm_inst)`
  Source code

      def lookup_new_peer_transports_with_communicator(comm_inst):
          logger.info('Looking up new addresses...')
          tryAmount = 1
          newPeers = []
          transports = gettransports.get()

          for i in range(tryAmount):
              # Download new peer address list from random online peers
              if len(newPeers) > 10000:
                  # Don't get new peers if we have too many queued up
                  break
              peer = onlinepeers.pick_online_peer(comm_inst)
              newAdders = peeraction.peer_action(comm_inst, peer, action='pex')
              try:
                  newPeers = newAdders.split(',')
              except AttributeError:
                  pass
          else:
              # Validate new peers are good format and not already in queue
              invalid = []
              for x in newPeers:
                  x = x.strip()
                  if not stringvalidators.validate_transport(x) or x in comm_inst.newPeers or x in transports:
                      # avoid adding if its our address
                      invalid.append(x)
              for x in invalid:
                  try:
                      newPeers.remove(x)
                  except ValueError:
                      pass
              comm_inst.newPeers.extend(newPeers)
          comm_inst.decrementThreadCount('lookup_new_peer_transports_with_communicator')