Method getDevInfo

python/lib/cloudutils/networkConfig.py:138–168

(dev)

    @staticmethod
    def getDevInfo(dev):
        if not networkConfig.isNetworkDev(dev):
            logging.debug("dev: " + dev + " is not a network device")
            raise CloudInternalException("dev: " + dev + " is not a network device")

        netmask = None
        ipAddr = None
        macAddr = None

        cmd = bash("ifconfig " + dev)
        if not cmd.isSuccess():
            logging.debug("Failed to get address from ifconfig")
            raise CloudInternalException("Failed to get network info by ifconfig %s"%dev)

        for line in cmd.getLines():
            if line.find("HWaddr") != -1:
                macAddr = line.split("HWaddr ")[1].strip(" ")
            elif line.find("inet ") != -1:
                m = re.search(r"addr:([^\s]+)\s*Bcast:([^\s]+)\s*Mask:([^\s]+)", line)
                if m is not None:
                    ipAddr = m.group(1).strip()
                    netmask = m.group(3).strip()

        if networkConfig.isBridgePort(dev):
            type = "brport"
        elif networkConfig.isBridge(dev) or networkConfig.isOvsBridge(dev):
            type = "bridge"
        else:
            type = "dev"

        return networkConfig.devInfo(macAddr, ipAddr, netmask, None, type, dev)