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frpc-console/api.go
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package main
import (
"bytes"
"fmt"
"net/http"
"strconv"
"text/template"
"github.com/gin-gonic/gin"
"golang.org/x/crypto/bcrypt"
)
// SetupRouter 配置所有路由
func SetupRouter() *gin.Engine {
r := gin.Default()
// 静态文件(前端)
r.Static("/static", "./static")
// 健康检查
r.GET("/ping", func(c *gin.Context) {
c.String(200, "frpc-console 后端已启动 🎉")
})
// 前端入口
r.GET("/", func(c *gin.Context) {
c.File("./static/index.html")
})
// API 路由组
api := r.Group("/api")
{
// 登录(无需鉴权)
api.POST("/login", loginHandler)
// 需要鉴权的路由
auth := api.Group("/")
auth.Use(AuthMiddleware())
{
// 全局配置
auth.GET("/config", getConfigHandler)
auth.PUT("/config", updateConfigHandler)
// 隧道管理
auth.GET("/proxies", getProxiesHandler)
auth.GET("/proxy/:id", getProxyHandler)
auth.POST("/proxy", createProxyHandler)
auth.PUT("/proxy/:id", updateProxyHandler)
auth.DELETE("/proxy/:id", deleteProxyHandler)
// frpc 控制
auth.POST("/frpc/reload", reloadFrpcHandler)
auth.POST("/frpc/start", startFrpcHandler)
auth.POST("/frpc/stop", stopFrpcHandler)
auth.GET("/frpc/status", getFrpcStatusHandler)
// 🟢 导入 TOML(新增)
auth.POST("/import/toml", importTomlHandler)
auth.GET("/export/toml", ExportTomlHandler)
}
}
return r
}
// ========== 登录 ==========
func loginHandler(c *gin.Context) {
var req struct {
Username string `json:"username"`
Password string `json:"password"`
}
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "请求参数错误"})
return
}
user, err := GetUserByUsername(req.Username)
if err != nil {
c.JSON(http.StatusUnauthorized, gin.H{"code": 1, "msg": "用户名或密码错误"})
return
}
if err := bcrypt.CompareHashAndPassword([]byte(user.PasswordHash), []byte(req.Password)); err != nil {
c.JSON(http.StatusUnauthorized, gin.H{"code": 1, "msg": "用户名或密码错误"})
return
}
token, err := GenerateJWT(user.Username)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "生成Token失败"})
return
}
c.JSON(http.StatusOK, gin.H{
"code": 0,
"msg": "登录成功",
"data": gin.H{"token": token},
})
}
// ========== 全局配置 ==========
func getConfigHandler(c *gin.Context) {
cfg, err := GetGlobalConfig()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取配置失败"})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "data": cfg})
}
func updateConfigHandler(c *gin.Context) {
var cfg GlobalConfig
if err := c.ShouldBindJSON(&cfg); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "请求参数错误"})
return
}
// 强制 tcpMux 为 true
cfg.TcpMux = true
if err := UpdateGlobalConfig(&cfg); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "更新配置失败: " + err.Error()})
return
}
if err := GenerateFrpcConfig(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "生成配置文件失败: " + err.Error()})
return
}
if err := ReloadFrpc(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "热加载失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "配置更新成功"})
}
// ========== 隧道管理 ==========
func getProxiesHandler(c *gin.Context) {
proxies, err := GetProxies()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取隧道列表失败"})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "data": proxies})
}
func getProxyHandler(c *gin.Context) {
id, err := strconv.Atoi(c.Param("id"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "无效的ID"})
return
}
p, err := GetProxy(id)
if err != nil {
c.JSON(http.StatusNotFound, gin.H{"code": 1, "msg": "隧道不存在"})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "data": p})
}
func createProxyHandler(c *gin.Context) {
var p Proxy
if err := c.ShouldBindJSON(&p); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "请求参数错误"})
return
}
p.Enabled = true
if err := CreateProxy(&p); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "创建隧道失败: " + err.Error()})
return
}
if err := generateAndReload(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "配置生效失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "隧道创建成功", "data": gin.H{"id": p.ID}})
}
func updateProxyHandler(c *gin.Context) {
id, err := strconv.Atoi(c.Param("id"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "无效的ID"})
return
}
var p Proxy
if err := c.ShouldBindJSON(&p); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "请求参数错误"})
return
}
p.ID = id
if err := UpdateProxy(&p); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "更新隧道失败: " + err.Error()})
return
}
if err := generateAndReload(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "配置生效失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "隧道更新成功"})
}
func deleteProxyHandler(c *gin.Context) {
id, err := strconv.Atoi(c.Param("id"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "无效的ID"})
return
}
if err := DeleteProxy(id); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "删除隧道失败: " + err.Error()})
return
}
if err := generateAndReload(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "配置生效失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "隧道删除成功"})
}
// ========== frpc 控制 ==========
func reloadFrpcHandler(c *gin.Context) {
if err := GenerateFrpcConfig(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "生成配置失败: " + err.Error()})
return
}
if err := ReloadFrpc(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "热加载失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "热加载成功"})
}
func startFrpcHandler(c *gin.Context) {
if err := StartFrpc(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "启动失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "frpc 启动成功"})
}
func stopFrpcHandler(c *gin.Context) {
if err := StopFrpc(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "停止失败: " + err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "msg": "frpc 已停止"})
}
func getFrpcStatusHandler(c *gin.Context) {
running, err := GetFrpcStatus()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "查询状态失败"})
return
}
c.JSON(http.StatusOK, gin.H{"code": 0, "data": gin.H{"running": running}})
}
// ========== 🟢 导入 TOML(新增) ==========
func importTomlHandler(c *gin.Context) {
file, err := c.FormFile("file")
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "请选择文件"})
return
}
f, err := file.Open()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取文件失败"})
return
}
defer f.Close()
buf := new(bytes.Buffer)
if _, err := buf.ReadFrom(f); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取文件失败"})
return
}
parsed, err := ParseToml(buf.String())
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"code": 1, "msg": "解析 TOML 失败: " + err.Error()})
return
}
// 更新全局配置(保持当前 tcpMux 值)
cfg := parsed.ToGlobalConfig()
currentCfg, _ := GetGlobalConfig()
if currentCfg != nil {
cfg.TcpMux = currentCfg.TcpMux // 保持当前值不变
}
cfg.TcpMux = true // 强制开启
if err := UpdateGlobalConfig(cfg); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "更新配置失败: " + err.Error()})
return
}
// 清空并导入隧道
if _, err := DB.Exec("DELETE FROM proxies"); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "清空隧道失败"})
return
}
proxies := parsed.ToProxies()
for _, p := range proxies {
if err := CreateProxy(&p); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "导入隧道失败: " + err.Error()})
return
}
}
// 生成配置并热加载
if err := GenerateFrpcConfig(); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "生成配置失败: " + err.Error()})
return
}
if err := ReloadFrpc(); err != nil {
// 导入成功但热加载失败,不影响整体结果
c.JSON(http.StatusOK, gin.H{
"code": 0,
"msg": fmt.Sprintf("导入成功!共 %d 条隧道,但热加载失败: %s", len(proxies), err.Error()),
})
return
}
c.JSON(http.StatusOK, gin.H{
"code": 0,
"msg": fmt.Sprintf("导入成功!共 %d 条隧道", len(proxies)),
})
}
// ExportTomlHandler 导出 TOML 配置文件
func ExportTomlHandler(c *gin.Context) {
cfg, err := GetGlobalConfig()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取配置失败: " + err.Error()})
return
}
proxies, err := GetProxies()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "读取隧道失败: " + err.Error()})
return
}
var activeProxies []Proxy
for _, p := range proxies {
if p.Enabled {
activeProxies = append(activeProxies, p)
}
}
data := struct {
*GlobalConfig
Proxies []Proxy
}{
GlobalConfig: cfg,
Proxies: activeProxies,
}
// 解析模板(直接使用 frp.go 中的 frpcTemplateContent
tmpl, err := template.New("frpc").Parse(FrpcTemplateContent)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "解析模板失败: " + err.Error()})
return
}
var buf bytes.Buffer
if err := tmpl.Execute(&buf, data); err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"code": 2, "msg": "渲染模板失败: " + err.Error()})
return
}
// 返回文件下载
c.Header("Content-Type", "text/plain; charset=utf-8")
c.Header("Content-Disposition", "attachment; filename=frpc.toml")
c.String(http.StatusOK, buf.String())
}
// ========== 辅助函数 ==========
func generateAndReload() error {
if err := GenerateFrpcConfig(); err != nil {
return err
}
return ReloadFrpc()
}