peerlist proposal

pprop.py

    def peersync(self, subdata: str) -> int:
        """Got a peers list from a peer, process. From worker().
        returns the number of added peers, -1 if it was locked or not accepting new peers
        subdata is a dict, { 'ip': 'port'}"""
        with self.peersync_lock:
            try:
                total_added = 0
    
                subdata = self.dict_validate(subdata)
                data_dict = json.loads(subdata)
    
                self.app_log.info(f"Received {len(data_dict)} peers.")
                # Simplified the log, every peers then has a ok or ko status anyway.
                for ip, port in data_dict.items():
                    if ip not in self.peer_dict:
                        self.app_log.info(f"Outbound: {ip}:{port} is a new peer, saving if connectible")
                        try:
                            s_purge = socks.socksocket()
                            s_purge.settimeout(5)
                            if self.config.tor:
                                s_purge.setproxy(socks.PROXY_TYPE_SOCKS5, "127.0.0.1", 9050)
                            s_purge.connect((ip, int(port)))  # save a new peer file with only active nodes
                            s_purge.close()
                            # This only adds to our local dict, does not force save.
                            if ip not in self.peer_dict:
                                total_added += 1
                                self.peer_dict[ip] = port
                                self.app_log.info(f"Inbound: Peer {ip}:{port} saved to local peers")
                        except:
                            self.app_log.info("Not connectible")
                    else:
                            self.app_log.info(f"Outbound: {ip}:{port} is not a new peer")
    
            except Exception as e:
                self.app_log.warning(e)
                exc_type, exc_obj, exc_tb = sys.exc_info()
                fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
                print(exc_type, fname, exc_tb.tb_lineno)
                raise
    
            return total_added