func()

in server/server.go [204:224]

• 17 lines of code
• 5 McCabe index (conditional complexity)

func (s *CSIDriverProviderServer) getAwsRegions(region, backupRegion, nameSpace, podName string, ctx context.Context) (response []string, err error) {
	var lookupRegionList []string

	// Find primary region.  Fall back to region node if unavailable.
	if len(region) == 0 {
		region, err = s.getRegionFromNode(ctx, nameSpace, podName)
		if err != nil {
			return nil, fmt.Errorf("failed to retrieve region from node. error %+v", err)
		}
	}
	lookupRegionList = []string{region}

	// Find backup region
	if len(backupRegion) > 0 {
		if region == backupRegion {
			return nil, fmt.Errorf("%v: failover region cannot be the same as the primary region", region)
		}
		lookupRegionList = append(lookupRegionList, backupRegion)
	}
	return lookupRegionList, nil
}