74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
#
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# Copyright (c) 2022 Pim van Pelt
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at:
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# -*- coding: utf-8 -*-
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"""
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The functions in this file interact with the VPP API to modify certain
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interface metadata.
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"""
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import logging
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from .vppapi import VPPApi
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class Applier(VPPApi):
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"""The methods in the Applier class modify the running state in the VPP dataplane
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and will ensure that the local cache is consistent after creations and
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modifications."""
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# pylint: disable=unnecessary-pass
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def __init__(
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self,
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cfg,
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planner_cli,
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vpp_api_socket="/run/vpp/api.sock",
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vpp_json_dir=None,
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clientname="vppcfg",
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):
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super().__init__(vpp_api_socket, vpp_json_dir, clientname)
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self.logger = logging.getLogger("vppcfg.applier")
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self.logger.addHandler(logging.NullHandler())
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self.cli = planner_cli
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def apply(self):
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"""Apply the commands from self.cli to the cli_inband API call. Will eventually be
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replaced with actual API calls."""
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cli_calls = 0
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cli_success = 0
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for phase, cmds in self.cli.items():
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for cmd in cmds:
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cli_calls += 1
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self.logger.debug(f"{phase}: {cmd}")
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ret = self.cli_inband(cmd=cmd)
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self.logger.debug(f"Retval: {ret}")
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if ret is False:
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self.logger.error("VPP returned error")
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elif ret.retval == 0:
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cli_success += 1
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else:
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self.logger.warning(f"VPP {cmd} returned {ret}")
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if cli_calls == 0:
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self.logger.info("Nothing to do")
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return True
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self.logger.info(f"VPP API calls: {cli_calls}, success: {cli_success}")
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if cli_calls != cli_success:
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self.logger.warning("Not all VPP calls were successful!")
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return False
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return True
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