toki
5488c4bc8b
실거래 경계를 열기 위한 domain, contract, API, worker, client parser 등록을 함께 추가한다. 브로커 capability 조회와 live trading capability 광고가 각 런타임에서 일관되게 검증되도록 테스트와 review artifact를 포함한다.
89 lines
3.4 KiB
Go
89 lines
3.4 KiB
Go
package socket
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import (
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protoSocket "git.toki-labs.com/toki/proto-socket/go"
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altv1 "git.toki-labs.com/toki/alt/packages/contracts/gen/go/alt/v1"
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"git.toki-labs.com/toki/alt/services/api/internal/workerclient"
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)
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// sessionHandler is one request-response unit attached to a freshly connected
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// client communicator. Splitting registration into independent units keeps the
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// api hub control-plane surface thin: later command/query handlers attach
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// through the same registry instead of growing a single registration function.
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type sessionHandler struct {
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// requestType is the ALT protobuf request type name the handler answers.
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// It lets the registry detect duplicate or missing handler coverage without
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// a live socket connection.
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requestType string
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// register attaches the handler onto the client communicator.
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register func(*protoSocket.WsClient)
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}
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// sessionHandlers returns the ordered set of handlers registered on every API
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// client session. Hello is registered through this registry so its behaviour
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// stays identical while gaining the shared registration path.
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func sessionHandlers(worker workerclient.WorkerClient) []sessionHandler {
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handlers := []sessionHandler{
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helloHandler(worker),
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}
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handlers = append(handlers, marketHandlers(worker)...)
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handlers = append(handlers, backtestHandlers(worker)...)
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handlers = append(handlers, paperHandlers(worker)...)
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handlers = append(handlers, apiLiveHandlers(worker)...)
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return handlers
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}
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// registerSessionHandlers wires every session handler onto a newly connected
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// client. It is the OnClientConnected entrypoint for the API socket server.
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func registerSessionHandlers(worker workerclient.WorkerClient) func(*protoSocket.WsClient) {
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return func(client *protoSocket.WsClient) {
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registerHandlers(client, sessionHandlers(worker))
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}
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}
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// registerHandlers attaches the given handlers onto a client. nil registrars
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// are skipped so a malformed registry entry cannot panic the connection setup
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// path.
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func registerHandlers(client *protoSocket.WsClient, handlers []sessionHandler) {
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for _, handler := range handlers {
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if handler.register == nil {
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continue
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}
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handler.register(client)
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}
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}
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func helloHandler(worker workerclient.WorkerClient) sessionHandler {
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return sessionHandler{
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requestType: protoSocket.TypeNameOf(&altv1.HelloRequest{}),
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register: func(client *protoSocket.WsClient) {
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protoSocket.AddRequestListenerTyped[*altv1.HelloRequest, *altv1.HelloResponse](&client.Communicator, func(req *altv1.HelloRequest) (*altv1.HelloResponse, error) {
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return handleHello(worker, req)
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})
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},
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}
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}
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func handleHello(worker workerclient.WorkerClient, req *altv1.HelloRequest) (*altv1.HelloResponse, error) {
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protocolVersion := req.GetAltProtocolVersion()
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if protocolVersion == "" {
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protocolVersion = defaultAltProtocolVersion
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}
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return &altv1.HelloResponse{
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ServerName: serverName,
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ServerVersion: serverVersion,
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AltProtocolVersion: protocolVersion,
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Capabilities: capabilitiesForSession(worker),
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}, nil
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}
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func capabilitiesForSession(worker workerclient.WorkerClient) []string {
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caps := []string{"hello", "request-response", "market-read", "market-import", "backtest-read", "backtest-start", "worker-execution", "paper-trading", "live-trading"}
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if worker != nil && worker.IsConnected() {
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caps = append(caps, "worker-available")
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} else {
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caps = append(caps, "worker-unavailable")
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}
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return caps
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}
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