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ecds_server.go
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/
ecds_server.go
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package xds
import (
"context"
"errors"
discovery "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
extensionconfigservice "github.com/envoyproxy/go-control-plane/envoy/service/extension/v3"
"github.com/envoyproxy/go-control-plane/pkg/cache/v3"
"github.com/envoyproxy/go-control-plane/pkg/resource/v3"
gcpServerV3 "github.com/envoyproxy/go-control-plane/pkg/server/v3"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
type ECDSServer interface {
extensionconfigservice.ExtensionConfigDiscoveryServiceServer
}
type ecdsServer struct {
server gcpServerV3.Server
}
func NewECDSServer(ctx context.Context, config cache.Cache, callbacks gcpServerV3.Callbacks) ECDSServer {
return &ecdsServer{
server: gcpServerV3.NewServer(ctx, config, callbacks),
}
}
func (e ecdsServer) StreamExtensionConfigs(stream extensionconfigservice.ExtensionConfigDiscoveryService_StreamExtensionConfigsServer) error {
return e.server.StreamHandler(stream, resource.ExtensionConfigType)
}
func (e ecdsServer) DeltaExtensionConfigs(extensionconfigservice.ExtensionConfigDiscoveryService_DeltaExtensionConfigsServer) error {
return errors.New("not implemented")
}
func (e ecdsServer) FetchExtensionConfigs(ctx context.Context, req *discovery.DiscoveryRequest) (*discovery.DiscoveryResponse, error) {
if req == nil {
return nil, status.Errorf(codes.Unavailable, "empty request")
}
req.TypeUrl = resource.ExtensionConfigType
return e.server.Fetch(ctx, req)
}