数据结构优化

This commit is contained in:
李琦
2026-01-20 10:36:27 +08:00
parent c1324aa87c
commit 29a642c285
8 changed files with 130 additions and 18 deletions

View File

@@ -3,6 +3,8 @@ package utils
import (
"log"
"net"
"os"
"path/filepath"
"sync"
"github.com/lionsoul2014/ip2region/binding/golang/xdb"
@@ -15,28 +17,73 @@ var (
// InitIP2Region 初始化 ip2region
// 需要 ip2region.xdb 文件,如果不存在则仅支持基本IP解析
// 如果 dbPath 为空,将自动从环境变量或可执行文件目录查找
func InitIP2Region(dbPath string) {
once.Do(func() {
var err error
// 1. 尝试加载整个xdb到内存,性能最好
cBuff, err := xdb.LoadContentFromFile(dbPath)
var finalPath string
// 1. 如果传入了路径,直接使用
if dbPath != "" {
finalPath = dbPath
} else {
// 2. 优先从环境变量读取
finalPath = os.Getenv("IP2REGION_DB_PATH")
if finalPath == "" {
// 3. 尝试在可执行文件同级目录查找
execPath, err := os.Executable()
if err == nil {
execDir := filepath.Dir(execPath)
candidatePath := filepath.Join(execDir, "ip2region.xdb")
if _, err := os.Stat(candidatePath); err == nil {
finalPath = candidatePath
}
}
// 4. 如果还没找到,尝试当前工作目录(兼容开发环境)
if finalPath == "" {
candidatePath := "./ip2region.xdb"
if _, err := os.Stat(candidatePath); err == nil {
finalPath = candidatePath
}
}
}
}
// 如果最终路径为空,说明找不到文件
if finalPath == "" {
log.Printf("IP2Region database file not found. Region lookup will be disabled.")
searcher = nil
return
}
// 5. 尝试加载整个xdb到内存,性能最好
cBuff, err := xdb.LoadContentFromFile(finalPath)
if err != nil {
log.Printf("Failed to load ip2region.xdb: %v. Region lookup will be disabled.", err)
log.Printf("Failed to load ip2region.xdb from %s: %v. Region lookup will be disabled.", finalPath, err)
searcher = nil
return
}
searcher, err = xdb.NewWithBuffer(nil, cBuff)
if err != nil {
log.Printf("Failed to create searcher: %v", err)
searcher = nil
return
}
log.Println("IP2Region loaded successfully")
log.Printf("IP2Region loaded successfully from %s", finalPath)
})
}
// GetRegion 获取IP归属地
// 返回格式: 国家|区域|省份|城市|ISP
func GetRegion(ip string) string {
// 添加 recover 保护,防止 panic 导致整个请求失败
defer func() {
if r := recover(); r != nil {
log.Printf("Panic in GetRegion for IP %s: %v", ip, r)
}
}()
if searcher == nil {
return "Unknown"
}

View File

@@ -68,9 +68,18 @@ type OSSUploader interface {
func GetOSSUploader(config *OSSConfig) (OSSUploader, error) {
switch StorageType(config.StorageType) {
case StorageLocal:
// 从环境变量读取配置,如果未设置则使用默认值
basePath := os.Getenv("UPLOADS_BASE_PATH")
if basePath == "" {
basePath = "./uploads"
}
baseURL := os.Getenv("UPLOADS_BASE_URL")
if baseURL == "" {
baseURL = "/uploads"
}
return &LocalUploader{
BasePath: "./uploads",
BaseURL: "/uploads",
BasePath: basePath,
BaseURL: baseURL,
}, nil
case StorageQCloud:
// 优先使用专用字段,如果为空则使用通用字段(向后兼容)