379c032868
* Fix chown Input/output error on large file sets (Fixes #7911) Implemented retry logic for MySQL/MariaDB backend to handle transient errors like deadlocks and timeouts. * Fix syntax error: missing closing brace * Refactor: Use %w for error wrapping and errors.As for extraction * Fix: Disable retry logic inside transactions
102 lines
2.0 KiB
Go
102 lines
2.0 KiB
Go
package util
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import (
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"strings"
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"time"
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"github.com/seaweedfs/seaweedfs/weed/glog"
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)
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var RetryWaitTime = 6 * time.Second
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func Retry(name string, job func() error) (err error) {
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waitTime := time.Second
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hasErr := false
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for waitTime < RetryWaitTime {
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err = job()
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if err == nil {
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if hasErr {
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glog.V(0).Infof("retry %s successfully", name)
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}
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waitTime = time.Second
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break
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}
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if strings.Contains(err.Error(), "transport") {
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hasErr = true
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glog.V(0).Infof("retry %s: err: %v", name, err)
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} else {
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break
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}
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time.Sleep(waitTime)
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waitTime += waitTime / 2
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}
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return err
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}
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func MultiRetry(name string, errList []string, job func() error) (err error) {
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waitTime := time.Second
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hasErr := false
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for waitTime < RetryWaitTime {
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err = job()
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if err == nil {
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if hasErr {
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glog.V(0).Infof("retry %s successfully", name)
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}
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waitTime = time.Second
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break
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}
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if containErr(err.Error(), errList) {
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hasErr = true
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glog.V(0).Infof("retry %s: err: %v", name, err)
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} else {
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break
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}
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time.Sleep(waitTime)
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waitTime += waitTime / 2
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}
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return err
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}
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// RetryUntil retries until the job returns no error or onErrFn returns false
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func RetryUntil(name string, job func() error, onErrFn func(err error) (shouldContinue bool)) error {
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waitTime := time.Second
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for {
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err := job()
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if err == nil {
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waitTime = time.Second
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return nil
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}
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if onErrFn(err) {
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if strings.Contains(err.Error(), "transport") || strings.Contains(err.Error(), "ResourceExhausted") || strings.Contains(err.Error(), "Unavailable") {
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glog.V(0).Infof("retry %s: err: %v", name, err)
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}
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time.Sleep(waitTime)
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if waitTime < RetryWaitTime {
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waitTime += waitTime / 2
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}
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continue
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} else {
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return err
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}
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}
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}
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// Nvl return the first non-empty string
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func Nvl(values ...string) string {
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for _, s := range values {
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if s != "" {
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return s
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}
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}
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return ""
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}
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func containErr(err string, errList []string) bool {
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for _, e := range errList {
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if strings.Contains(err, e) {
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return true
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}
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}
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return false
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}
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