[GitHub] houshengbo commented on a change in pull request #46: Add retry support to every request

[GitBox <gi...@apache.org>]

houshengbo commented on a change in pull request #46: Add retry support to every request
URL: https://github.com/apache/incubator-openwhisk-client-go/pull/46#discussion_r154227467
 
 

 ##########
 File path: whisk/client.go
 ##########
 @@ -316,98 +319,118 @@ func BodyTruncator(body io.ReadCloser) (string, io.ReadCloser, error) {
     return string(data), reload, nil
 }
 
+func retry(attempts int, sleep time.Duration, callback func() (*http.Response, error)) (*http.Response, error)  {
+    var err error
+    var resp *http.Response
+    for i := 0; ; i++ {
+        resp, err = callback()
 
 Review comment:
   What about checking both of the "code 409" and error message "Concurrent modification to resource detected"? Can this be limited to the case of Concurrent modification only?

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