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kafka_configurer.go
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kafka_configurer.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 v3
import (
envoy_kafka "github.com/envoyproxy/go-control-plane/contrib/envoy/extensions/filters/network/kafka_broker/v3"
envoy_listener "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3"
)
import (
"github.com/apache/dubbo-kubernetes/pkg/util/proto"
util_xds "github.com/apache/dubbo-kubernetes/pkg/util/xds"
)
type KafkaConfigurer struct {
StatsName string
}
var _ FilterChainConfigurer = &KafkaConfigurer{}
func (c *KafkaConfigurer) Configure(filterChain *envoy_listener.FilterChain) error {
pbst, err := proto.MarshalAnyDeterministic(
&envoy_kafka.KafkaBroker{
StatPrefix: util_xds.SanitizeMetric(c.StatsName),
})
if err != nil {
return err
}
filterChain.Filters = append([]*envoy_listener.Filter{
{
Name: "envoy.filters.network.kafka_broker",
ConfigType: &envoy_listener.Filter_TypedConfig{
TypedConfig: pbst,
},
},
}, filterChain.Filters...)
return nil
}