Seth Michael Larson
94 lines
4.0 KiB
Python
94 lines
4.0 KiB
Python
# Licensed to Elasticsearch B.V. under one or more contributor
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# license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright
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# ownership. Elasticsearch B.V. licenses this file to you under
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# the Apache License, Version 2.0 (the "License"); you may
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# 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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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from .utils import SKIP_IN_PATH, NamespacedClient, _bulk_body, query_params
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class TextStructureClient(NamespacedClient):
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@query_params(
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"charset",
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"column_names",
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"delimiter",
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"explain",
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"format",
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"grok_pattern",
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"has_header_row",
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"line_merge_size_limit",
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"lines_to_sample",
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"quote",
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"should_trim_fields",
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"timeout",
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"timestamp_field",
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"timestamp_format",
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)
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async def find_structure(self, body, params=None, headers=None):
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"""
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Finds the structure of a text file. The text file must contain data that is
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suitable to be ingested into Elasticsearch.
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`<https://www.elastic.co/guide/en/elasticsearch/reference/7.x/ml-find-file-structure.html>`_
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.. warning::
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This API is **experimental** so may include breaking changes
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or be removed in a future version
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:arg body: The contents of the file to be analyzed
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:arg charset: Optional parameter to specify the character set of
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the file
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:arg column_names: Optional parameter containing a comma
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separated list of the column names for a delimited file
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:arg delimiter: Optional parameter to specify the delimiter
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character for a delimited file - must be a single character
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:arg explain: Whether to include a commentary on how the
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structure was derived
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:arg format: Optional parameter to specify the high level file
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format Valid choices: ndjson, xml, delimited, semi_structured_text
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:arg grok_pattern: Optional parameter to specify the Grok
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pattern that should be used to extract fields from messages in a semi-
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structured text file
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:arg has_header_row: Optional parameter to specify whether a
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delimited file includes the column names in its first row
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:arg line_merge_size_limit: Maximum number of characters
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permitted in a single message when lines are merged to create messages.
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Default: 10000
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:arg lines_to_sample: How many lines of the file should be
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included in the analysis Default: 1000
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:arg quote: Optional parameter to specify the quote character
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for a delimited file - must be a single character
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:arg should_trim_fields: Optional parameter to specify whether
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the values between delimiters in a delimited file should have whitespace
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trimmed from them
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:arg timeout: Timeout after which the analysis will be aborted
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Default: 25s
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:arg timestamp_field: Optional parameter to specify the
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timestamp field in the file
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:arg timestamp_format: Optional parameter to specify the
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timestamp format in the file - may be either a Joda or Java time format
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"""
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if body in SKIP_IN_PATH:
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raise ValueError("Empty value passed for a required argument 'body'.")
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body = _bulk_body(self.transport.serializer, body)
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return await self.transport.perform_request(
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"POST",
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"/_text_structure/find_structure",
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params=params,
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headers=headers,
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body=body,
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)
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