[%
# vi: ft=tt2

# Returns a list of RTP-enabled interfaces for rtpengine.
#
# @param argv.host      The host to get interfaces for. If blank, helper
#                       script will be called.
# @param argv.format    The format of the returned list, one of:
#                         "list" for plain list of interfaces,
#                         "address" for plain list of addresses,
#                         blank or "rtpengine" for full CLI options.
# @param argv.status    node status [ online, offline, inactive ]
#                         default value: ['online', 'inactive']
# @return out           The array of interfaces.

X_host = argv.host;
X_format = argv.format;

IF ! X_host.defined || X_host == '';
  X_host = ngcp.get_hostname();
END;

IF ! X_format.defined || X_format == '';
  X_format = 'rtpengine';
END;

IF ! hosts.$X_host.defined;
  X_host = 'self';
END;

IF !argv.status.size;
  argv.status = ['online', 'inactive'];
END;

status = {
  online = 0
  offline = 0
  inactive = 0
};
FOREACH val IN argv.status;
  status.$val = 1;
END;

out = [];
IF status.item(hosts.$X_host.status);
  FOREACH X_iface IN hosts.$X_host.interfaces;
    X_ifc = hosts.$X_host.$X_iface;
    X_types = X_ifc.type.grep('^rtp_.');
    FOREACH X_type IN X_types;
      X_type = X_type.remove('^rtp_');

      IF X_format == 'list';
        out.push(X_type);
        NEXT;
      END;

      X_ips = X_ifc.shared_ip.list;
      IF !X_ips.size() || !X_ips.0.defined;
        X_ips = X_ifc.ip.list;
      END;
      X_adv_ips = X_ifc.advertised_ip.list;

      X_suffix = 0;
      IF X_ips.size() > 1;
        X_suffix = 1;
      END;

      FOREACH X_ip IN X_ips;
        X_adv_ip = X_adv_ips.shift();
        IF X_format == 'address';
          out.push(X_ip);
        ELSE;
          X_name = X_type;
          IF X_suffix;
            X_name = X_name _ ':' _ X_suffix;
            X_suffix = X_suffix + 1;
          END;
          IF X_format == 'objects';
            X_obj = {
              name = X_name
              address = X_ip
              adv_addr = X_adv_ip
              port_min = X_ifc.rtp_port_min || 0
              port_max = X_ifc.rtp_port_max || 0
            };
            out.push(X_obj);
          ELSE;
            out.push(X_name _ '/' _ X_ip _ (X_adv_ip ? ('!' _ X_adv_ip) : ''));
          END;
        END;
      END;

      X_ips = X_ifc.shared_v6ip.list;
      IF !X_ips.size() || !X_ips.0.defined;
        X_ips = X_ifc.v6ip.list;
      END;

      X_suffix = 0;
      IF X_ips.size() > 1;
        X_suffix = 1;
      END;

      FOREACH X_ip IN X_ips;
        IF X_format == 'address';
          out.push(X_ip);
        ELSE;
          X_name = X_type;
          IF X_suffix;
            X_name = X_name _ ':' _ X_suffix;
            X_suffix = X_suffix + 1;
          END;
          IF X_format == 'objects';
            X_obj = {
              name = X_name
              address = X_ip
              port_min = X_ifc.rtp_port_min || 0
              port_max = X_ifc.rtp_port_max || 0
            };
            out.push(X_obj);
          ELSE;
            out.push(X_name _ '/' _ X_ip);
          END;
        END;
      END;
    END;
  END;
END;

-%]