func verifyEgressFirewallRuleParams()

in cloudstack/resource_cloudstack_egress_firewall.go [572:609]

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

func verifyEgressFirewallRuleParams(d *schema.ResourceData, rule map[string]interface{}) error {
	protocol := rule["protocol"].(string)
	if strings.ToLower(protocol) != "all" && protocol != "tcp" && protocol != "udp" && protocol != "icmp" {
		return fmt.Errorf(
			"%q is not a valid protocol. Valid options are 'ALL', 'tcp', 'udp' and 'icmp'", protocol)
	}

	if protocol == "icmp" {
		if _, ok := rule["icmp_type"]; !ok {
			return fmt.Errorf(
				"Parameter icmp_type is a required parameter when using protocol 'icmp'")
		}
		if _, ok := rule["icmp_code"]; !ok {
			return fmt.Errorf(
				"Parameter icmp_code is a required parameter when using protocol 'icmp'")
		}
	} else if strings.ToLower(protocol) != "all" {
		if ports, ok := rule["ports"].(*schema.Set); ok {
			for _, port := range ports.List() {
				m := splitPorts.FindStringSubmatch(port.(string))
				if m == nil {
					return fmt.Errorf(
						"%q is not a valid port value. Valid options are '80' or '80-90'", port.(string))
				}
			}
		} else {
			return fmt.Errorf(
				"Parameter ports is a required parameter when *not* using protocol 'icmp'")
		}
	} else if strings.ToLower(protocol) == "all" {
		if ports, _ := rule["ports"].(*schema.Set); ports.Len() > 0 {
			return fmt.Errorf(
				"Parameter ports is not required when using protocol 'ALL'")
		}
	}

	return nil
}