host_capability.py 文件源码

def get_pci_resources(self):
        addresses = []
        try:
            output, status = processutils.execute('lspci', '-D', '-nnmm')
            lines = output.split('\n')
            for line in lines:
                if not line:
                    continue
                columns = line.split()
                address = columns[0]
                addresses.append(address)
        except processutils.ProcessExecutionError:
            raise exception.CommandError(cmd='lspci')

        pci_info = []
        for addr in addresses:
            pci_info.append(self._get_pci_dev_info(addr))

        return jsonutils.dumps(pci_info)