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on lambda updates, output the returned values to ensure consistency #14578

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Feb 18, 2021
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3 changes: 3 additions & 0 deletions .changelog/14578.txt
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
```release-note:enhancement
resource/aws_lambda_function: Handle eventual consistency issues after publishing a version
```
15 changes: 13 additions & 2 deletions aws/resource_aws_lambda_function.go
Original file line number Diff line number Diff line change
Expand Up @@ -1179,8 +1179,10 @@ func resourceAwsLambdaFunctionUpdate(d *schema.ResourceData, meta interface{}) e
FunctionName: aws.String(d.Id()),
}

var output *lambda.FunctionConfiguration
err := resource.Retry(waiter.LambdaFunctionPublishTimeout, func() *resource.RetryError {
_, err := conn.PublishVersion(versionReq)
var err error
output, err = conn.PublishVersion(versionReq)

if tfawserr.ErrMessageContains(err, lambda.ErrCodeResourceConflictException, "in progress") {
log.Printf("[DEBUG] Retrying publish of Lambda function (%s) version after error: %s", d.Id(), err)
Expand All @@ -1195,12 +1197,21 @@ func resourceAwsLambdaFunctionUpdate(d *schema.ResourceData, meta interface{}) e
})

if tfresource.TimedOut(err) {
_, err = conn.PublishVersion(versionReq)
output, err = conn.PublishVersion(versionReq)
}

if err != nil {
return fmt.Errorf("error publishing Lambda Function (%s) version: %w", d.Id(), err)
}

err = conn.WaitUntilFunctionUpdated(&lambda.GetFunctionConfigurationInput{
FunctionName: output.FunctionArn,
Qualifier: output.Version,
})

if err != nil {
return fmt.Errorf("while waiting for function (%s) update: %w", d.Id(), err)
}
}

return resourceAwsLambdaFunctionRead(d, meta)
Expand Down