From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- .../aws/aws-sdk-go/aws/client/default_retryer.go | 116 --------------------- 1 file changed, 116 deletions(-) delete mode 100644 vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go (limited to 'vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go') diff --git a/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go b/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go deleted file mode 100644 index a397b0d..0000000 --- a/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go +++ /dev/null @@ -1,116 +0,0 @@ -package client - -import ( - "strconv" - "time" - - "github.com/aws/aws-sdk-go/aws/request" - "github.com/aws/aws-sdk-go/internal/sdkrand" -) - -// DefaultRetryer implements basic retry logic using exponential backoff for -// most services. If you want to implement custom retry logic, implement the -// request.Retryer interface or create a structure type that composes this -// struct and override the specific methods. For example, to override only -// the MaxRetries method: -// -// type retryer struct { -// client.DefaultRetryer -// } -// -// // This implementation always has 100 max retries -// func (d retryer) MaxRetries() int { return 100 } -type DefaultRetryer struct { - NumMaxRetries int -} - -// MaxRetries returns the number of maximum returns the service will use to make -// an individual API request. -func (d DefaultRetryer) MaxRetries() int { - return d.NumMaxRetries -} - -// RetryRules returns the delay duration before retrying this request again -func (d DefaultRetryer) RetryRules(r *request.Request) time.Duration { - // Set the upper limit of delay in retrying at ~five minutes - minTime := 30 - throttle := d.shouldThrottle(r) - if throttle { - if delay, ok := getRetryDelay(r); ok { - return delay - } - - minTime = 500 - } - - retryCount := r.RetryCount - if throttle && retryCount > 8 { - retryCount = 8 - } else if retryCount > 13 { - retryCount = 13 - } - - delay := (1 << uint(retryCount)) * (sdkrand.SeededRand.Intn(minTime) + minTime) - return time.Duration(delay) * time.Millisecond -} - -// ShouldRetry returns true if the request should be retried. -func (d DefaultRetryer) ShouldRetry(r *request.Request) bool { - // If one of the other handlers already set the retry state - // we don't want to override it based on the service's state - if r.Retryable != nil { - return *r.Retryable - } - - if r.HTTPResponse.StatusCode >= 500 && r.HTTPResponse.StatusCode != 501 { - return true - } - return r.IsErrorRetryable() || d.shouldThrottle(r) -} - -// ShouldThrottle returns true if the request should be throttled. -func (d DefaultRetryer) shouldThrottle(r *request.Request) bool { - switch r.HTTPResponse.StatusCode { - case 429: - case 502: - case 503: - case 504: - default: - return r.IsErrorThrottle() - } - - return true -} - -// This will look in the Retry-After header, RFC 7231, for how long -// it will wait before attempting another request -func getRetryDelay(r *request.Request) (time.Duration, bool) { - if !canUseRetryAfterHeader(r) { - return 0, false - } - - delayStr := r.HTTPResponse.Header.Get("Retry-After") - if len(delayStr) == 0 { - return 0, false - } - - delay, err := strconv.Atoi(delayStr) - if err != nil { - return 0, false - } - - return time.Duration(delay) * time.Second, true -} - -// Will look at the status code to see if the retry header pertains to -// the status code. -func canUseRetryAfterHeader(r *request.Request) bool { - switch r.HTTPResponse.StatusCode { - case 429: - case 503: - default: - return false - } - - return true -} -- cgit v1.2.3