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sloproxy
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12 kB · 323 lines
Go
at commit e8e39526
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import ( "bytes" "context" "fmt" "net/http" "strings"
"github.com/gorilla/websocket" "github.com/router-for-me/CLIProxyAPI/v7/internal/config" "github.com/router-for-me/CLIProxyAPI/v7/internal/runtime/executor/helps" "github.com/router-for-me/CLIProxyAPI/v7/internal/thinking" cliproxyauth "github.com/router-for-me/CLIProxyAPI/v7/sdk/cliproxy/auth" cliproxyexecutor "github.com/router-for-me/CLIProxyAPI/v7/sdk/cliproxy/executor" sdktranslator "github.com/router-for-me/CLIProxyAPI/v7/sdk/translator" log "github.com/sirupsen/logrus" "github.com/tidwall/gjson" "github.com/tidwall/sjson")
func (e *CodexWebsocketsExecutor) Execute(ctx context.Context, auth *cliproxyauth.Auth, req cliproxyexecutor.Request, opts cliproxyexecutor.Options) (resp cliproxyexecutor.Response, err error) { if ctx == nil { ctx = context.Background() } if opts.Alt == "responses/compact" { return e.CodexExecutor.executeCompact(ctx, auth, req, opts) }
baseModel := thinking.ParseSuffix(req.Model).ModelName apiKey, baseURL := codexCreds(auth) if baseURL == "" { baseURL = "https://chatgpt.com/backend-api/codex" }
reporter := helps.NewExecutorUsageReporter(ctx, e, baseModel, auth) defer reporter.TrackFailure(ctx, &err)
from := opts.SourceFormat responseFormat := cliproxyexecutor.ResponseFormatOrSource(opts) to := sdktranslator.FromString("codex") originalPayloadSource := req.Payload if len(opts.OriginalRequest) > 0 { originalPayloadSource = opts.OriginalRequest } originalPayload := originalPayloadSource originalTranslated, body := translateCodexRequestPair(from, to, baseModel, originalPayload, req.Payload, false)
body, err = helps.ApplyRequestThinking(body, req, opts, from.String(), to.String(), e.Identifier()) if err != nil { return resp, err }
requestedModel := helps.PayloadRequestedModel(opts, req.Model) requestPath := helps.PayloadRequestPath(opts) body = helps.ApplyPayloadConfigWithRequest(e.cfg, baseModel, to.String(), from.String(), "", body, originalTranslated, requestedModel, requestPath, opts.Headers) body = helps.SetStringIfDifferent(body, "model", baseModel) body = helps.SetBoolIfDifferent(body, "stream", true) body, _ = sjson.DeleteBytes(body, "prompt_cache_retention") body, _ = sjson.DeleteBytes(body, "safety_identifier") body = normalizeCodexInstructions(body) if e.cfg == nil || e.cfg.DisableImageGeneration == config.DisableImageGenerationOff { body = ensureImageGenerationTool(body, baseModel, auth, opts.Headers) } body = sanitizeOpenAIResponsesReasoningEncryptedContent(ctx, "codex websockets executor", body) body = normalizeCodexWebsocketParallelToolCalls(body, opts.Headers) body, optimizeMultiAgentV2 := helps.OptimizeCodexMultiAgentV2Request(ctx, opts.Headers, body, e.cfg) body, replayScope, errReplay := applyCodexReasoningReplayCacheRequired(ctx, from, req, opts, body) if errReplay != nil { return resp, errReplay }
httpURL := strings.TrimSuffix(baseURL, "/") + "/responses" wsURL, err := buildCodexResponsesWebsocketURL(httpURL) if err != nil { return resp, err }
body, wsHeaders, errPromptCache := applyCodexPromptCacheHeadersWithContext(ctx, from, req, body, opts.Headers) if errPromptCache != nil { return resp, errPromptCache } clientBody := body var identityState codexIdentityConfuseState upstreamBody, identityState := applyCodexIdentityConfuseBody(e.cfg, auth, originalPayloadSource, body) reporter.SetTranslatedReasoningEffort(clientBody, to.String()) wsHeaders = applyCodexWebsocketHeaders(ctx, wsHeaders, auth, apiKey, e.cfg) applyModelHeaderOverrides(wsHeaders, baseModel) applyCodexIdentityConfuseHeaders(wsHeaders, &identityState)
var authID, authLabel, authType, authValue string if auth != nil { authID = auth.ID authLabel = auth.Label authType, authValue = auth.AccountInfo() }
executionSessionID := executionSessionIDFromOptions(opts) var sess *codexWebsocketSession sessionLocked := false unlockSession := func() { if sess != nil && sessionLocked { sess.reqMu.Unlock() sessionLocked = false } } if executionSessionID != "" { sess = e.getOrCreateSession(executionSessionID) sess.reqMu.Lock() sessionLocked = true defer unlockSession() }
wsReqBody := buildCodexWebsocketRequestBody(upstreamBody) wsReqLog := helps.UpstreamRequestLog{ URL: wsURL, Method: "WEBSOCKET", Headers: wsHeaders.Clone(), Body: wsReqBody, Provider: e.Identifier(), AuthID: authID, AuthLabel: authLabel, AuthType: authType, AuthValue: authValue, } helps.RecordAPIWebsocketRequest(ctx, e.cfg, wsReqLog)
var conn *websocket.Conn var closer *websocketConnectionCloser var respHS *http.Response var errDial error if cliproxyexecutor.RequiredUpstreamWebsocket(ctx) { conn, closer = existingWebsocketSessionConn(sess, authID, wsURL) if conn == nil { return resp, cliproxyexecutor.NewUpstreamWebsocketReplayRequiredError() } } else { conn, closer, respHS, errDial = e.ensureUpstreamConn(ctx, auth, sess, authID, wsURL, wsHeaders) } if errDial != nil { bodyErr := websocketHandshakeBody(respHS) if respHS != nil { helps.RecordAPIWebsocketUpgradeRejection(ctx, e.cfg, websocketUpgradeRequestLog(wsReqLog), respHS.StatusCode, respHS.Header.Clone(), bodyErr) } if respHS != nil && respHS.StatusCode == http.StatusUpgradeRequired { if opts.ExecutionLifecycle != nil || cliproxyexecutor.DownstreamWebsocket(ctx) { return resp, statusErr{code: respHS.StatusCode, msg: string(bodyErr)} } return e.CodexExecutor.Execute(ctx, auth, req, opts) } if respHS != nil && respHS.StatusCode > 0 { return resp, statusErr{code: respHS.StatusCode, msg: string(bodyErr)} } helps.RecordAPIWebsocketError(ctx, e.cfg, "dial", errDial) return resp, errDial } if errBind := sess.bindExecutionLifecycle(opts, conn, closer, req.Model); errBind != nil { unlockSession() closeWebsocketAfterBindFailure(sess, conn, closer) return resp, errBind } recordAPIWebsocketHandshake(ctx, e.cfg, respHS) reporter.StartResponseTTFT() if sess == nil { logCodexWebsocketConnected(executionSessionID, authID, wsURL) defer func() { reason := "completed" if err != nil { reason = "error" } logCodexWebsocketDisconnected(executionSessionID, authID, wsURL, reason, err) if errClose := closer.Close(); errClose != nil { log.Errorf("codex websockets executor: close websocket error: %v", errClose) } }() }
var readCh chan codexWebsocketRead if sess != nil { readCh = sess.activate(conn) defer func() { sess.clearActive(conn, readCh) }() }
if errSend := writeCodexWebsocketMessage(sess, conn, wsReqBody); errSend != nil { errSend = mapCodexWebsocketWriteError(sess, conn, errSend) if sess != nil { if cliproxyexecutor.RequiredUpstreamWebsocket(ctx) { e.invalidateUpstreamConnWithoutDisconnectNotify(sess, conn, "send_error", errSend) if !shouldRetryCodexWebsocketSend(errSend) { helps.RecordAPIWebsocketError(ctx, e.cfg, "send", errSend) return resp, errSend } return resp, cliproxyexecutor.NewUpstreamWebsocketReplayRequiredError() } e.invalidateUpstreamConn(sess, conn, "send_error", errSend) if !shouldRetryCodexWebsocketSend(errSend) { helps.RecordAPIWebsocketError(ctx, e.cfg, "send", errSend) return resp, errSend }
// Retry once with a fresh websocket connection. This is mainly to handle // upstream closing the socket between sequential requests within the same // execution session. connRetry, closerRetry, respHSRetry, errDialRetry := e.ensureUpstreamConn(ctx, auth, sess, authID, wsURL, wsHeaders) if errDialRetry == nil && connRetry != nil { previousConn, previousReadCh := conn, readCh conn = connRetry closer = closerRetry if errBind := sess.bindExecutionLifecycle(opts, conn, closer, req.Model); errBind != nil { clearRetryActiveState(sess, previousConn, previousReadCh) unlockSession() closeWebsocketAfterBindFailure(sess, conn, closer) return resp, errBind } readCh = sess.activate(conn) wsReqBodyRetry := buildCodexWebsocketRequestBody(upstreamBody) helps.RecordAPIWebsocketRequest(ctx, e.cfg, helps.UpstreamRequestLog{ URL: wsURL, Method: "WEBSOCKET", Headers: wsHeaders.Clone(), Body: wsReqBodyRetry, Provider: e.Identifier(), AuthID: authID, AuthLabel: authLabel, AuthType: authType, AuthValue: authValue, }) recordAPIWebsocketHandshake(ctx, e.cfg, respHSRetry) reporter.StartResponseTTFT() if errSendRetry := writeCodexWebsocketMessage(sess, conn, wsReqBodyRetry); errSendRetry == nil { wsReqBody = wsReqBodyRetry } else { errSendRetry = mapCodexWebsocketWriteError(sess, connRetry, errSendRetry) e.invalidateUpstreamConn(sess, connRetry, "send_error", errSendRetry) helps.RecordAPIWebsocketError(ctx, e.cfg, "send_retry", errSendRetry) return resp, errSendRetry } } else { closeHTTPResponseBody(respHSRetry, "codex websockets executor: close handshake response body error") helps.RecordAPIWebsocketError(ctx, e.cfg, "dial_retry", errDialRetry) return resp, errDialRetry } } else { helps.RecordAPIWebsocketError(ctx, e.cfg, "send", errSend) return resp, errSend } }
outputItemsByIndex := make(map[int64][]byte) var outputItemsFallback [][]byte for { if ctx != nil && ctx.Err() != nil { return resp, ctx.Err() } msgType, payload, errRead := readCodexWebsocketMessage(ctx, sess, conn, readCh) if errRead != nil { mappedErr := mapCodexWebsocketReadError(errRead) helps.RecordAPIWebsocketError(ctx, e.cfg, "read", mappedErr) return resp, mappedErr } if msgType != websocket.TextMessage { if msgType == websocket.BinaryMessage { err = fmt.Errorf("codex websockets executor: unexpected binary message") if sess != nil { e.invalidateUpstreamConn(sess, conn, "unexpected_binary", err) } helps.RecordAPIWebsocketError(ctx, e.cfg, "unexpected_binary", err) return resp, err } continue }
payload = bytes.TrimSpace(payload) if len(payload) == 0 { continue } reporter.MarkFirstResponseByte() payload = applyCodexIdentityConfuseResponsePayload(payload, identityState) helps.AppendAPIWebsocketResponse(ctx, e.cfg, payload) payload = helps.RestoreCodexMultiAgentV2Response(payload, optimizeMultiAgentV2)
if wsErr, ok := parseCodexWebsocketError(payload); ok { if sess != nil { e.invalidateUpstreamConn(sess, conn, "upstream_error", wsErr) } if errClearReplay := clearCodexReasoningReplayOnWebsocketError(ctx, replayScope, payload); errClearReplay != nil { return resp, errClearReplay } helps.RecordAPIWebsocketError(ctx, e.cfg, "upstream_error", wsErr) return resp, wsErr } if streamErr, terminalBody, ok := codexTerminalFailureErr(payload); ok { if sess != nil { unlockSession() e.invalidateUpstreamConn(sess, conn, "terminal_failure", streamErr) } if errClearReplay := clearCodexReasoningReplayOnInvalidSignature(ctx, replayScope, streamErr.StatusCode(), terminalBody); errClearReplay != nil { return resp, errClearReplay } return resp, streamErr }
payload = normalizeCodexWebsocketCompletion(payload) eventType := gjson.GetBytes(payload, "type").String() switch eventType { case "response.output_item.done": collectCodexOutputItemDone(payload, outputItemsByIndex, &outputItemsFallback) case "response.completed": payload = patchCodexCompletedOutput(payload, outputItemsByIndex, outputItemsFallback) cacheCodexReasoningReplayFromCompleted(replayScope, payload) if detail, ok := helps.ParseCodexUsage(payload); ok { reporter.Publish(ctx, detail) } var param any clientPayload := applyCodexIdentityExposeResponsePayload(payload, identityState) out := sdktranslator.TranslateNonStream(ctx, to, responseFormat, req.Model, originalPayload, clientBody, clientPayload, ¶m) resp = cliproxyexecutor.Response{Payload: out} return resp, nil } }}