pkg/core/resources/apis/mesh/zone_ingress_helpers.go

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package mesh

import (
	"hash/fnv"
	"net"
	"strconv"
)

import (
	"github.com/apache/dubbo-kubernetes/pkg/core/resources/model"
)

func (r *ZoneIngressResource) UsesInboundInterface(address net.IP, port uint32) bool {
	if r == nil {
		return false
	}
	if port == r.Spec.GetNetworking().GetPort() && overlap(address, net.ParseIP(r.Spec.GetNetworking().GetAddress())) {
		return true
	}
	if port == r.Spec.GetNetworking().GetAdvertisedPort() && overlap(address, net.ParseIP(r.Spec.GetNetworking().GetAdvertisedAddress())) {
		return true
	}
	return false
}

func (r *ZoneIngressResource) IsRemoteIngress(localZone string) bool {
	if r.Spec.GetZone() == "" || r.Spec.GetZone() == localZone {
		return false
	}
	return true
}

func (r *ZoneIngressResource) HasPublicAddress() bool {
	if r == nil {
		return false
	}
	return r.Spec.GetNetworking().GetAdvertisedAddress() != "" && r.Spec.GetNetworking().GetAdvertisedPort() != 0
}

func (r *ZoneIngressResource) AdminAddress(defaultAdminPort uint32) string {
	if r == nil {
		return ""
	}
	ip := r.Spec.GetNetworking().GetAddress()
	adminPort := r.Spec.GetNetworking().GetAdmin().GetPort()
	if adminPort == 0 {
		adminPort = defaultAdminPort
	}
	return net.JoinHostPort(ip, strconv.FormatUint(uint64(adminPort), 10))
}

func (r *ZoneIngressResource) Hash() []byte {
	hasher := fnv.New128a()
	_, _ = hasher.Write(model.HashMeta(r))
	_, _ = hasher.Write([]byte(r.Spec.GetNetworking().GetAddress()))
	_, _ = hasher.Write([]byte(r.Spec.GetNetworking().GetAdvertisedAddress()))
	return hasher.Sum(nil)
}