milvus/internal/streamingnode/server/builder.go

90 lines
2.6 KiB
Go

package server
import (
clientv3 "go.etcd.io/etcd/client/v3"
"google.golang.org/grpc"
"github.com/milvus-io/milvus/internal/metastore/kv/streamingnode"
"github.com/milvus-io/milvus/internal/storage"
"github.com/milvus-io/milvus/internal/streamingnode/server/resource"
"github.com/milvus-io/milvus/internal/types"
"github.com/milvus-io/milvus/internal/util/sessionutil"
"github.com/milvus-io/milvus/pkg/v2/kv"
"github.com/milvus-io/milvus/pkg/v2/util/syncutil"
)
// ServerBuilder is used to build a server.
// All component should be initialized before server initialization should be added here.
type ServerBuilder struct {
etcdClient *clientv3.Client
grpcServer *grpc.Server
rc *syncutil.Future[types.RootCoordClient]
dc *syncutil.Future[types.DataCoordClient]
session *sessionutil.Session
kv kv.MetaKv
chunkManager storage.ChunkManager
}
// NewServerBuilder creates a new server builder.
func NewServerBuilder() *ServerBuilder {
return &ServerBuilder{}
}
// WithETCD sets etcd client to the server builder.
func (b *ServerBuilder) WithETCD(e *clientv3.Client) *ServerBuilder {
b.etcdClient = e
return b
}
// WithChunkManager sets chunk manager to the server builder.
func (b *ServerBuilder) WithChunkManager(cm storage.ChunkManager) *ServerBuilder {
b.chunkManager = cm
return b
}
// WithGRPCServer sets grpc server to the server builder.
func (b *ServerBuilder) WithGRPCServer(svr *grpc.Server) *ServerBuilder {
b.grpcServer = svr
return b
}
// WithRootCoordClient sets root coord client to the server builder.
func (b *ServerBuilder) WithRootCoordClient(rc *syncutil.Future[types.RootCoordClient]) *ServerBuilder {
b.rc = rc
return b
}
// WithDataCoordClient sets data coord client to the server builder.
func (b *ServerBuilder) WithDataCoordClient(dc *syncutil.Future[types.DataCoordClient]) *ServerBuilder {
b.dc = dc
return b
}
// WithSession sets session to the server builder.
func (b *ServerBuilder) WithSession(session *sessionutil.Session) *ServerBuilder {
b.session = session
return b
}
// WithMetaKV sets meta kv to the server builder.
func (b *ServerBuilder) WithMetaKV(kv kv.MetaKv) *ServerBuilder {
b.kv = kv
return b
}
// Build builds a streaming node server.
func (b *ServerBuilder) Build() *Server {
resource.Apply(
resource.OptETCD(b.etcdClient),
resource.OptChunkManager(b.chunkManager),
resource.OptRootCoordClient(b.rc),
resource.OptDataCoordClient(b.dc),
resource.OptStreamingNodeCatalog(streamingnode.NewCataLog(b.kv)),
)
resource.Done()
return &Server{
session: b.session,
grpcServer: b.grpcServer,
}
}