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#!/usr/bin/env python3 |
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# -*- coding: utf-8 -*- |
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from functools import partial |
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import sys |
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import os |
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8
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from kytos.core.db import Mongo |
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from pymongo.collection import Collection |
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def unset_collection_metadata(type: str, collection: Collection, metadata_fields: list[str]) -> None: |
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"""Unset switch or link metadata""" |
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print( |
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f"Trying to $unset {type} metadata[{'|'.join(metadata_fields)}]..." |
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) |
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db = mongo.client[mongo.db_name] |
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res = collection.update_many( |
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{}, |
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{ |
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"$unset": { |
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f"metadata.{field}": 1 |
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for field in metadata_fields |
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} |
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}, |
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) |
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print(f"Modified {res.modified_count} {type} objects") |
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def unset_interface_metadata(switches: Collection, metadata_fields: list[str]) -> None: |
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"""Unset interface metadata""" |
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print(f"Trying to $unset interface metadata[{'|'.join(metadata_fields)}]...") |
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res = switches.update_many( |
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{}, |
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{ |
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"$unset": { |
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f"interfaces.$[].metadata.{field}": 1 |
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for field in metadata_fields |
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} |
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}, |
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) |
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print(f"Modified {res.modified_count} switches objects") |
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if __name__ == "__main__": |
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mongo = Mongo() |
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db = mongo.client[mongo.db_name] |
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cmds = { |
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"retire_link_metadata": partial( |
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unset_collection_metadata, |
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"link", |
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db["links"] |
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), |
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"retire_switch_metadata": partial( |
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unset_collection_metadata, |
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"switch", |
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db["switches"] |
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), |
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"retire_interface_metadata": partial( |
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unset_interface_metadata, |
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db["switches"] |
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), |
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} |
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try: |
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cmd = os.environ["CMD"] |
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command = cmds[cmd] |
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except KeyError: |
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print( |
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f"Please set the 'CMD' env var. \nIt has to be one of these: {list(cmds.keys())}" |
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) |
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sys.exit(1) |
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try: |
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retire_metadata = os.environ["RETIRE_METADATA"].split(":") |
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except KeyError: |
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print( |
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"Please set the 'RETIRE_METADATA' env var. \n" |
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"It should be a ':' separated list of metadata variables to retire." |
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) |
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sys.exit(1) |
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80
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command(retire_metadata) |
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82
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kytos-ng /
topology
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