Synnefo » snf-ganeti

        base.ThrowError("drbd%d: can't attach local disk: %s",

                        minor, result.output)

    """Configure the network part of the device.

    @type minor: int

    @type net_info: (string, int, string, int)

    @param net_info: tuple containing the local address, local port, remote

      address and remote port

    @type dual_pri: boolean

    @param dual_pri: whether two primaries should be allowed or not

    @type hmac: string

      self._ShutdownNet(minor)

      return

    # Workaround for a race condition. When DRBD is doing its dance to

    # establish a connection with its peer, it also sends the

    # synchronization speed over the wire. In some cases setting the

    self._AssembleNet(self.minor,

                      (self._lhost, self._lport, self._rhost, self._rport),

  def Attach(self):

    """Check if our minor is configured.

      if match_l and not match_r and "local_addr" not in info:

        # disk matches, but not attached to network, attach and recheck

        if self._MatchesNet(self._GetShowInfo(minor)):

          break

        else:

        # note: _AssembleNet also handles the case when we don't want

        # local storage (i.e. one or more of the _[lr](host|port) is

        # None)

        if self._MatchesNet(self._GetShowInfo(minor)):

          break

        else:

    if self._lhost and self._lport and self._rhost and self._rport:

      self._AssembleNet(minor,

                        (self._lhost, self._lport, self._rhost, self._rport),

                        hmac=constants.DRBD_HMAC_ALG, secret=self._secret)

    self._SetFromMinor(minor)