mirror of https://github.com/kubernetes/kops.git
64 lines
1.8 KiB
Go
64 lines
1.8 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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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package awsup
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import (
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"fmt"
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"time"
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"github.com/aws/aws-sdk-go/aws/client"
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"github.com/aws/aws-sdk-go/aws/request"
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"github.com/golang/glog"
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)
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// LoggingRetryer adds some logging when we are retrying, so we have some idea what is happening
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// Right now it is very basic - e.g. it only logs when we retry (so doesn't log when we fail due to too many retries)
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type LoggingRetryer struct {
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client.DefaultRetryer
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}
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var _ request.Retryer = &LoggingRetryer{}
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func newLoggingRetryer(maxRetries int) *LoggingRetryer {
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return &LoggingRetryer{
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client.DefaultRetryer{NumMaxRetries: maxRetries},
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}
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}
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func (l LoggingRetryer) RetryRules(r *request.Request) time.Duration {
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duration := l.DefaultRetryer.RetryRules(r)
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service := r.ClientInfo.ServiceName
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name := "?"
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if r.Operation != nil {
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name = r.Operation.Name
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}
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methodDescription := service + "/" + name
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var errorDescription string
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if r.Error != nil {
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// We could check aws error Code & Message, but we expect them to be in the string
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errorDescription = fmt.Sprintf("%v", r.Error)
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} else {
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errorDescription = fmt.Sprintf("%d %s", r.HTTPResponse.StatusCode, r.HTTPResponse.Status)
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}
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glog.Infof("Retryable error (%s) from %s - will retry after delay of %v", errorDescription, methodDescription, duration)
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return duration
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}
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