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How to use _load_vms method in lisa

Best Python code snippet using lisa_python

platform_.py

Source:platform_.py

...1165                errors = [f"{error.code}: {error.message}"]1166        return errors1167    # the VM may not be queried after deployed. use retry to mitigate it.1168    @retry(exceptions=LisaException, tries=150, delay=2)1169    def _load_vms(1170        self, environment: Environment, log: Logger1171    ) -> Dict[str, VirtualMachine]:1172        compute_client = get_compute_client(self, api_version="2020-06-01")1173        environment_context = get_environment_context(environment=environment)1174        log.debug(1175            f"listing vm in resource group "1176            f"'{environment_context.resource_group_name}'"1177        )1178        vms_map: Dict[str, VirtualMachine] = {}1179        vms = compute_client.virtual_machines.list(1180            environment_context.resource_group_name1181        )1182        for vm in vms:1183            vms_map[vm.name] = vm1184            log.debug(f"  found vm {vm.name}")1185        if not vms_map:1186            raise LisaException(1187                f"deployment succeeded, but VM not found in 5 minutes "1188                f"from '{environment_context.resource_group_name}'"1189            )1190        return vms_map1191    # Use Exception, because there may be credential conflict error. Make it1192    # retriable.1193    @retry(exceptions=Exception, tries=150, delay=2)1194    def _load_nics(1195        self, environment: Environment, log: Logger1196    ) -> Dict[str, NetworkInterface]:1197        network_client = get_network_client(self)1198        environment_context = get_environment_context(environment=environment)1199        log.debug(1200            f"listing network interfaces in resource group "1201            f"'{environment_context.resource_group_name}'"1202        )1203        # load nics1204        nics_map: Dict[str, NetworkInterface] = {}1205        network_interfaces = network_client.network_interfaces.list(1206            environment_context.resource_group_name1207        )1208        for nic in network_interfaces:1209            # nic name is like lisa-test-20220316-182126-985-e0-n0-nic-2, get vm1210            # name part for later pick only find primary nic, which is ended by1211            # -nic-01212            node_name_from_nic = RESOURCE_ID_NIC_PATTERN.findall(nic.name)1213            if node_name_from_nic:1214                name = node_name_from_nic[0]1215                nics_map[name] = nic1216                log.debug(f"  found nic '{nic.name}', and saved for next step.")1217            else:1218                log.debug(1219                    f"  found nic '{nic.name}', but dropped, "1220                    "because it's not primary nic."1221                )1222        if not nics_map:1223            raise LisaException(1224                f"deployment succeeded, but network interfaces not found in 5 minutes "1225                f"from '{environment_context.resource_group_name}'"1226            )1227        return nics_map1228    @retry(exceptions=LisaException, tries=150, delay=2)1229    def load_public_ips_from_resource_group(1230        self, resource_group_name: str, log: Logger1231    ) -> Dict[str, str]:1232        network_client = get_network_client(self)1233        log.debug(f"listing public ips in resource group '{resource_group_name}'")1234        # get public IP1235        public_ip_addresses = network_client.public_ip_addresses.list(1236            resource_group_name1237        )1238        public_ips_map: Dict[str, str] = {}1239        for ip_address in public_ip_addresses:1240            # nic name is like node-0-nic-2, get vm name part for later pick1241            # only find primary nic, which is ended by -nic-01242            node_name_from_public_ip = RESOURCE_ID_PUBLIC_IP_PATTERN.findall(1243                ip_address.name1244            )1245            assert (1246                ip_address1247            ), f"public IP address cannot be empty, ip_address object: {ip_address}"1248            if node_name_from_public_ip:1249                name = node_name_from_public_ip[0]1250                public_ips_map[name] = ip_address.ip_address1251                log.debug(1252                    f"  found public IP '{ip_address.name}', and saved for next step."1253                )1254            else:1255                log.debug(1256                    f"  found public IP '{ip_address.name}', but dropped "1257                    "because it's not primary nic."1258                )1259        if not public_ips_map:1260            raise LisaException(1261                f"deployment succeeded, but public ips not found in 5 minutes "1262                f"from '{resource_group_name}'"1263            )1264        return public_ips_map1265    def initialize_environment(self, environment: Environment, log: Logger) -> None:1266        node_context_map: Dict[str, Node] = {}1267        for node in environment.nodes.list():1268            node_context = get_node_context(node)1269            node_context_map[node_context.vm_name] = node1270        vms_map: Dict[str, VirtualMachine] = self._load_vms(environment, log)1271        nics_map: Dict[str, NetworkInterface] = self._load_nics(environment, log)1272        environment_context = get_environment_context(environment=environment)1273        public_ips_map: Dict[str, str] = self.load_public_ips_from_resource_group(1274            environment_context.resource_group_name, log1275        )1276        for vm_name, node in node_context_map.items():1277            node_context = get_node_context(node)1278            vm = vms_map.get(vm_name, None)1279            if not vm:1280                raise LisaException(1281                    f"cannot find vm: '{vm_name}', make sure deployment is correct."1282                )1283            nic = nics_map[vm_name]1284            public_ip = public_ips_map[vm_name]...

VMmanager.py

Source:VMmanager.py

...25        groups = [g.gr_name for g in grp.getgrall() if user in g.gr_mem]26        if 'kvm' not in groups:27            raise VMmanagerException(user + " isn't in kvm group.")28        self.vms = {}29        self._load_vms()30    def _load_vms(self):31        """32        Load VMs in self.vms33        :return: None34        """35        directory_content = os.listdir(self.vms_home)36        for v in directory_content:37            if not self._validate_vm_name(v):38                continue39            if not os.path.isfile(self.vms_home + '/' + v + '/mac_addr'):40                continue41            with open(self.vms_home + '/' + v + '/mac_addr', 'r') as f:42                mac = f.readline()43            if not self._validate_mac_addr(mac):44                continue...

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