del: 将go版本的内容删除，只保留处理日志功能

go/cmd/latencysummary/main.go

@@ -0,0 +1,67 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"path/filepath"
+	"strings"
+
+	"omnisocketgo/cmd/internal/latencylog"
+)
+
+type stringListFlag []string
+
+func (f *stringListFlag) String() string {
+	return ""
+}
+
+func (f *stringListFlag) Set(value string) error {
+	*f = append(*f, value)
+	return nil
+}
+
+func main() {
+	var inputPaths stringListFlag
+	outputPath := flag.String("output", "latency-summary.jsonl", "output JSONL file for summarized latency metrics")
+	// shared-max-offset 是一个可选参数，用于在对齐输入文件的 per-file max message_id 后，排除掉最新的共享 message_id 以外的记录。它指定了要排除的共享 message_id 的数量。
+	sharedMaxOffset := flag.Uint64("shared-max-offset", 1, "number of newest shared message IDs to exclude after aligning inputs by per-file max message_id")
+	flag.Var(&inputPaths, "input", "raw latency JSONL file path; can be provided multiple times")
+	flag.Parse()
+
+	if len(inputPaths) == 0 {
+		log.Fatal("at least one -input raw latency log file is required")
+	}
+
+	events, sharedMaxMessageID, err := latencylog.LoadEventsFromFilesWithSharedMaxOffset(inputPaths, *sharedMaxOffset)
+	if err != nil {
+		log.Fatalf("load raw latency logs: %v", err)
+	}
+	// sharedMaxMessageID 可能为 nil，表示没有可用的共享 message_id 截止值（例如因为输入文件中没有共享消息）。在这种情况下，我们将继续处理所有事件，但会记录一个警告。
+	if sharedMaxMessageID != nil {
+		log.Printf("using shared message_id cutoff <= %d (shared-max-offset=%d)", *sharedMaxMessageID, *sharedMaxOffset)
+	} else {
+		log.Printf("no shared message_id cutoff available after applying shared-max-offset=%d", *sharedMaxOffset)
+	}
+
+	summaries := latencylog.SummarizeEvents(events)
+	if err := latencylog.WriteSummariesJSONL(*outputPath, summaries); err != nil {
+		log.Fatalf("write latency summary: %v", err)
+	}
+
+	chartPath := replaceFileExt(*outputPath, ".html")
+	if err := latencylog.WriteSummariesHTMLChart(chartPath, summaries); err != nil {
+		log.Fatalf("write latency chart: %v", err)
+	}
+
+	log.Printf("wrote %d summarized message records to %s", len(summaries), *outputPath)
+	log.Printf("wrote simple latency chart to %s", chartPath)
+}
+
+func replaceFileExt(path, ext string) string {
+	currentExt := filepath.Ext(path)
+	if currentExt == "" {
+		return path + ext
+	}
+
+	return strings.TrimSuffix(path, currentExt) + ext
+}