func handleTierOverride()

in lib/handler.go [136:150]

• 14 lines of code
• 4 McCabe index (conditional complexity)

func handleTierOverride(config *Config, tier string, message *DHCPMessage) (*DHCPServer, error) {
	servers, err := config.HostSourcer.GetServersFromTier(tier)
	if err != nil {
		return nil, fmt.Errorf("Failed to get servers from tier: %s", err)
	}
	if len(servers) == 0 {
		return nil, fmt.Errorf("Sourcer returned no servers")
	}
	// pick server according to the configured algorithm
	server, err := config.Algorithm.SelectServerFromList(servers, message)
	if err != nil {
		return nil, fmt.Errorf("Failed to select server: %s", err)
	}
	return server, nil
}