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How to use _get_ib_device_info method in lisa

Best Python code snippet using lisa_python

infiniband.py

Source:infiniband.py

...69        and get their corresponding network interface70        Returns list of IBDevice(ib_device_name, nic_name, ip_addr)71        Example IBDevice("mlx5_ib0", "ib0", "172.16.1.23")"""72        ib_devices = []73        device_info = self._get_ib_device_info()74        for device in device_info:75            if device["link_layer"].strip() == "InfiniBand" and "node_guid" in device:76                device_name = device["hca_id"].strip()77                guid = device["node_guid"].strip()78                # Get the last three bytes of guid79                # Example80                # guid = 0015:5dff:fe33:ff0c81                # mpat = 33:ff:0c (This will match the ib device)82                mpat = f"{guid[12:17]}:{guid[17:19]}"83                for (nic_name, nic_info) in self._node.nics.nics.items():84                    result = self._node.execute(f"/sbin/ip addr show {nic_name}")85                    if mpat in result.stdout and "ib" in nic_name:86                        assert_that(nic_info.ip_addr).described_as(87                            f"NIC {nic_name} does not have an ip address."88                        ).is_not_empty()89                        ib_devices.append(90                            IBDevice(device_name, nic_name, nic_info.ip_addr)91                        )92        assert_that(ib_devices).described_as(93            "Failed to get any InfiniBand device / interface pairs"94        ).is_not_empty()95        return ib_devices96    def _get_ib_device_info(self) -> List[Dict[str, str]]:97        device_info = []98        devices = self._get_ib_device_names()99        for device_name in devices:100            result = self._node.execute(101                f"ibv_devinfo -d {device_name}",102                expected_exit_code=0,103                expected_exit_code_failure_message="Failed to get device info from "104                f"ibv_devinfo for infiniband device {device_name}",105            )106            d = {107                match.group("id"): match.group("value")108                for match in self._ib_info_pattern.finditer(result.stdout)109            }110            if "hca_id" in d:...

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