first-commit

modules/web/routing/context.go

@@ -0,0 +1,56 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package routing
+
+import (
+	"context"
+	"net/http"
+
+	"code.gitea.io/gitea/modules/gtprof"
+	"code.gitea.io/gitea/modules/reqctx"
+)
+
+type contextKeyType struct{}
+
+var contextKey contextKeyType
+
+// RecordFuncInfo records a func info into context
+func RecordFuncInfo(ctx context.Context, funcInfo *FuncInfo) (end func()) {
+	end = func() {}
+	if reqCtx := reqctx.FromContext(ctx); reqCtx != nil {
+		var traceSpan *gtprof.TraceSpan
+		traceSpan, end = gtprof.GetTracer().StartInContext(reqCtx, "http.func")
+		traceSpan.SetAttributeString("func", funcInfo.shortName)
+	}
+	if record, ok := ctx.Value(contextKey).(*requestRecord); ok {
+		record.lock.Lock()
+		record.funcInfo = funcInfo
+		record.lock.Unlock()
+	}
+	return end
+}
+
+// MarkLongPolling marks the request is a long-polling request, and the logger may output different message for it
+func MarkLongPolling(resp http.ResponseWriter, req *http.Request) {
+	record, ok := req.Context().Value(contextKey).(*requestRecord)
+	if !ok {
+		return
+	}
+
+	record.lock.Lock()
+	record.isLongPolling = true
+	record.lock.Unlock()
+}
+
+// UpdatePanicError updates a context's error info, a panic may be recovered by other middlewares, but we still need to know that.
+func UpdatePanicError(ctx context.Context, err any) {
+	record, ok := ctx.Value(contextKey).(*requestRecord)
+	if !ok {
+		return
+	}
+
+	record.lock.Lock()
+	record.panicError = err
+	record.lock.Unlock()
+}