更新若干功能

tools/dumpmeta/main.go

@@ -0,0 +1,62 @@
+// dumpmeta：读取本地 SQLite 的 sync_* 配置，排查同步实际连接的 MySQL 目标。
+package main
+
+import (
+	"database/sql"
+	"fmt"
+	"os"
+	"path/filepath"
+
+	_ "modernc.org/sqlite"
+)
+
+func main() {
+	dir, _ := os.UserConfigDir()
+	path := filepath.Join(dir, "CodeCount", "code-count.db")
+	if len(os.Args) > 1 {
+		path = os.Args[1]
+	}
+	db, err := sql.Open("sqlite", path)
+	if err != nil {
+		panic(err)
+	}
+	defer db.Close()
+	rows, err := db.Query(`SELECT key,value FROM settings WHERE key LIKE 'sync_%' ORDER BY key`)
+	if err != nil {
+		panic(err)
+	}
+	defer rows.Close()
+	for rows.Next() {
+		var k, v string
+		_ = rows.Scan(&k, &v)
+		if k == "sync_password" || k == "sync_enc_key" {
+			v = fmt.Sprintf("<len %d>", len(v))
+		}
+		fmt.Printf("%-22s = %s\n", k, v)
+	}
+	fmt.Println("---- festival_images ----")
+	fr, err := db.Query(`SELECT fest_key,LENGTH(value),updated_at,dirty FROM festival_images ORDER BY fest_key`)
+	if err == nil {
+		for fr.Next() {
+			var k, at string
+			var n, dirty int
+			_ = fr.Scan(&k, &n, &at, &dirty)
+			fmt.Printf("%-10s bytes=%-7d at=%s dirty=%d\n", k, n, at, dirty)
+		}
+		fr.Close()
+	} else {
+		fmt.Println("(no table)", err)
+	}
+	fmt.Println("---- recent warning/error logs ----")
+	lr, err := db.Query(`SELECT id,level,message,detail,created_at FROM app_logs WHERE level IN('warning','error') ORDER BY id DESC LIMIT 12`)
+	if err != nil {
+		panic(err)
+	}
+	defer lr.Close()
+	for lr.Next() {
+		var id int64
+		var level, msg, detail, at string
+		_ = lr.Scan(&id, &level, &msg, &detail, &at)
+		fmt.Printf("#%d [%s] %s | %s | %s\n", id, level, at, msg, detail)
+	}
+}