# Module `src.communicatorutils.announcenode`

Onionr - Private P2P Communication.

Use a communicator instance to announce our transport address to connected nodes

Expand source code

    """
        Onionr - Private P2P Communication.

    Use a communicator instance to announce
    our transport address to connected nodes
    """
    import base64
    import onionrproofs
    import logger
    from etc import onionrvalues
    from onionrutils import basicrequests, bytesconverter
    from utils import gettransports
    from netcontroller import NetController
    from communicator import onlinepeers
    from coredb import keydb
    import onionrexceptions
    """
        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/>.
    """

    def announce_node(daemon):
        """Announce our node to our peers."""
        ret_data = False
        announce_fail = False

        # Do not let announceCache get too large
        if len(daemon.announceCache) >= 10000:
            daemon.announceCache.popitem()

        if daemon.config.get('general.security_level', 0) == 0:
            # Announce to random online peers
            for i in daemon.onlinePeers:
                if i not in daemon.announceCache and\
                        i not in daemon.announceProgress:
                    peer = i
                    break
            else:
                try:
                    peer = onlinepeers.pick_online_peer(daemon)
                except onionrexceptions.OnlinePeerNeeded:
                    peer = ""

            try:
                ourID = gettransports.get()[0]
                if not peer:
                    raise onionrexceptions.OnlinePeerNeeded
            except (IndexError, onionrexceptions.OnlinePeerNeeded):
                pass
            else:
                url = 'http://' + peer + '/announce'
                data = {'node': ourID}

                logger.info('Announcing node to ' + url)
                if basicrequests.do_post_request(
                        url,
                        data,
                        port=daemon.shared_state.get(NetController).socksPort)\
                        == 'Success':
                    logger.info('Successfully introduced node to ' + peer,
                                terminal=True)
                    ret_data = True
                    keydb.transportinfo.set_address_info(peer, 'introduced', 1)

        daemon.decrementThreadCount('announce_node')
        return ret_data

## Functions

`def announce_node(daemon)`

  Announce our node to our peers.

  Expand source code

      def announce_node(daemon):
          """Announce our node to our peers."""
          ret_data = False
          announce_fail = False

          # Do not let announceCache get too large
          if len(daemon.announceCache) >= 10000:
              daemon.announceCache.popitem()

          if daemon.config.get('general.security_level', 0) == 0:
              # Announce to random online peers
              for i in daemon.onlinePeers:
                  if i not in daemon.announceCache and\
                          i not in daemon.announceProgress:
                      peer = i
                      break
              else:
                  try:
                      peer = onlinepeers.pick_online_peer(daemon)
                  except onionrexceptions.OnlinePeerNeeded:
                      peer = ""

              try:
                  ourID = gettransports.get()[0]
                  if not peer:
                      raise onionrexceptions.OnlinePeerNeeded
              except (IndexError, onionrexceptions.OnlinePeerNeeded):
                  pass
              else:
                  url = 'http://' + peer + '/announce'
                  data = {'node': ourID}

                  logger.info('Announcing node to ' + url)
                  if basicrequests.do_post_request(
                          url,
                          data,
                          port=daemon.shared_state.get(NetController).socksPort)\
                          == 'Success':
                      logger.info('Successfully introduced node to ' + peer,
                                  terminal=True)
                      ret_data = True
                      keydb.transportinfo.set_address_info(peer, 'introduced', 1)

          daemon.decrementThreadCount('announce_node')
          return ret_data