Файловый менеджер - Редактировать - /snap/core18/2846/usr/lib/python3/dist-packages/cloudinit/cmd/devel/net_convert.py
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#!/usr/bin/env python3 # This file is part of cloud-init. See LICENSE file for license information. """Debug network config format conversions.""" import argparse import json import os import sys import yaml from cloudinit import distros, log, safeyaml from cloudinit.net import ( eni, netplan, network_manager, network_state, networkd, sysconfig, ) from cloudinit.sources import DataSourceAzure as azure from cloudinit.sources.helpers import openstack from cloudinit.sources.helpers.vmware.imc import guestcust_util NAME = "net-convert" def get_parser(parser=None): """Build or extend and arg parser for net-convert utility. @param parser: Optional existing ArgumentParser instance representing the subcommand which will be extended to support the args of this utility. @returns: ArgumentParser with proper argument configuration. """ if not parser: parser = argparse.ArgumentParser(prog=NAME, description=__doc__) parser.add_argument( "-p", "--network-data", type=open, metavar="PATH", required=True, help="The network configuration to read", ) parser.add_argument( "-k", "--kind", choices=[ "eni", "network_data.json", "yaml", "azure-imds", "vmware-imc", ], required=True, help="The format of the given network config", ) parser.add_argument( "-d", "--directory", metavar="PATH", help="directory to place output in", required=True, ) parser.add_argument( "-D", "--distro", choices=[ item for sublist in distros.OSFAMILIES.values() for item in sublist ], required=True, ) parser.add_argument( "-m", "--mac", metavar="name,mac", action="append", help="interface name to mac mapping", ) parser.add_argument( "--debug", action="store_true", help="enable debug logging to stderr." ) parser.add_argument( "-O", "--output-kind", choices=["eni", "netplan", "networkd", "sysconfig", "network-manager"], required=True, help="The network config format to emit", ) return parser def handle_args(name, args): if not args.directory.endswith("/"): args.directory += "/" if not os.path.isdir(args.directory): os.makedirs(args.directory) if args.debug: log.setupBasicLogging(level=log.DEBUG) else: log.setupBasicLogging(level=log.WARN) if args.mac: known_macs = {} for item in args.mac: iface_name, iface_mac = item.split(",", 1) known_macs[iface_mac] = iface_name else: known_macs = None net_data = args.network_data.read() if args.kind == "eni": pre_ns = eni.convert_eni_data(net_data) elif args.kind == "yaml": pre_ns = safeyaml.load(net_data) if "network" in pre_ns: pre_ns = pre_ns.get("network") if args.debug: sys.stderr.write( "\n".join(["Input YAML", safeyaml.dumps(pre_ns), ""]) ) elif args.kind == "network_data.json": pre_ns = openstack.convert_net_json( json.loads(net_data), known_macs=known_macs ) elif args.kind == "azure-imds": pre_ns = azure.generate_network_config_from_instance_network_metadata( json.loads(net_data)["network"] ) elif args.kind == "vmware-imc": config = guestcust_util.Config( guestcust_util.ConfigFile(args.network_data.name) ) pre_ns = guestcust_util.get_network_data_from_vmware_cust_cfg( config, False ) distro_cls = distros.fetch(args.distro) distro = distro_cls(args.distro, {}, None) if args.output_kind == "eni": r_cls = eni.Renderer config = distro.renderer_configs.get("eni") elif args.output_kind == "netplan": r_cls = netplan.Renderer config = distro.renderer_configs.get("netplan", {}) # don't run netplan generate/apply config["postcmds"] = False # trim leading slash config["netplan_path"] = config["netplan_path"][1:] # enable some netplan features config["features"] = ["dhcp-use-domains", "ipv6-mtu"] elif args.output_kind == "networkd": r_cls = networkd.Renderer config = distro.renderer_configs.get("networkd") elif args.output_kind == "sysconfig": r_cls = sysconfig.Renderer config = distro.renderer_configs.get("sysconfig") elif args.output_kind == "network-manager": r_cls = network_manager.Renderer config = distro.renderer_configs.get("network-manager") else: raise RuntimeError("Invalid output_kind") r = r_cls(config=config) ns = network_state.parse_net_config_data(pre_ns, renderer=r) if args.debug: sys.stderr.write("\n".join(["", "Internal State", yaml.dump(ns), ""])) sys.stderr.write( "".join( [ "Read input format '%s' from '%s'.\n" % (args.kind, args.network_data.name), "Wrote output format '%s' to '%s'\n" % (args.output_kind, args.directory), ] ) + "\n" ) r.render_network_state(network_state=ns, target=args.directory) if __name__ == "__main__": args = get_parser().parse_args() handle_args(NAME, args)
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