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egress_converter.go
69 lines (59 loc) · 2.08 KB
/
egress_converter.go
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/*
* 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 controllers
import (
"context"
)
import (
"github.com/pkg/errors"
kube_core "k8s.io/api/core/v1"
)
import (
mesh_proto "github.com/apache/dubbo-kubernetes/api/mesh/v1alpha1"
"github.com/apache/dubbo-kubernetes/pkg/plugins/runtime/k8s/metadata"
)
func (p *PodConverter) EgressFor(
ctx context.Context,
zoneEgress *mesh_proto.ZoneEgress,
pod *kube_core.Pod,
services []*kube_core.Service,
) error {
if len(services) != 1 {
return errors.Errorf("egress should be matched by exactly one service. Matched %d services", len(services))
}
ifaces, err := p.InboundConverter.InboundInterfacesFor(ctx, p.Zone, pod, services)
if err != nil {
return errors.Wrap(err, "could not generate inbound interfaces")
}
if len(ifaces) != 1 {
return errors.Errorf("generated %d inbound interfaces, expected 1. Interfaces: %v", len(ifaces), ifaces)
}
if zoneEgress.Networking == nil {
zoneEgress.Networking = &mesh_proto.ZoneEgress_Networking{}
}
zoneEgress.Zone = p.Zone
zoneEgress.Networking.Address = pod.Status.PodIP
zoneEgress.Networking.Port = ifaces[0].Port
adminPort, exist, err := metadata.Annotations(pod.Annotations).GetUint32(metadata.DubboEnvoyAdminPort)
if err != nil {
return err
}
if exist {
zoneEgress.Networking.Admin = &mesh_proto.EnvoyAdmin{Port: adminPort}
}
return nil
}