forked from hashicorp/terraform-provider-aws
/
waf_token_handlers.go
48 lines (38 loc) · 1.1 KB
/
waf_token_handlers.go
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package aws
import (
"fmt"
"time"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/waf"
"github.com/hashicorp/terraform/helper/resource"
)
type WafRetryer struct {
Connection *waf.WAF
}
type withTokenFunc func(token *string) (interface{}, error)
func (t *WafRetryer) RetryWithToken(f withTokenFunc) (interface{}, error) {
awsMutexKV.Lock("WafRetryer")
defer awsMutexKV.Unlock("WafRetryer")
var out interface{}
err := resource.Retry(15*time.Minute, func() *resource.RetryError {
var err error
var tokenOut *waf.GetChangeTokenOutput
tokenOut, err = t.Connection.GetChangeToken(&waf.GetChangeTokenInput{})
if err != nil {
return resource.NonRetryableError(fmt.Errorf("Failed to acquire change token: %s", err))
}
out, err = f(tokenOut.ChangeToken)
if err != nil {
awsErr, ok := err.(awserr.Error)
if ok && awsErr.Code() == "WAFStaleDataException" {
return resource.RetryableError(err)
}
return resource.NonRetryableError(err)
}
return nil
})
return out, err
}
func newWafRetryer(conn *waf.WAF) *WafRetryer {
return &WafRetryer{Connection: conn}
}