41 lines
1.4 KiB
Go
41 lines
1.4 KiB
Go
// 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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package eventlog
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// retry invokes the retriable function. If the retriable function returns an
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// error then the corrective action function is invoked and passed the error.
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// The correctiveAction function should attempt to correct the error so that
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// retriable can be invoked again.
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func retry(retriable func() error, correctiveAction func(error) error) error {
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err := retriable()
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if err != nil {
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caErr := correctiveAction(err)
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if caErr != nil {
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// Something went wrong, return original error.
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return err
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}
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retryErr := retriable()
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if retryErr != nil {
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// The second attempt failed, return original error.
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return err
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}
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}
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return nil
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}
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