feat: 连接列表显示客户端真实 IP,支持反代和 CDN 场景
新增可配置的 real_ip_headers(默认 CF-Connecting-IP > X-Real-IP > X-Forwarded-For 降级取值),trusted_proxies 用于 gin 代理信任链。 WebSocket 连接建立时捕获真实 IP 并在 /profile 和 /admin 连接列表展示, 登录会话 IP 同步改用真实 IP。
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@@ -35,6 +35,7 @@ type tunnelConn struct {
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svc *VpnService
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assignedIP net.IP
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assignedIP6 net.IP
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realIP string
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connectedAt time.Time
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writeMu sync.Mutex
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ready atomic.Bool
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@@ -91,6 +92,7 @@ func (c *tunnelConn) info() ClientInfo {
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UserID: c.user.ID,
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Username: c.user.Username,
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IP: c.assignedIP.String(),
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RealIP: c.realIP,
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ConnectedAt: c.connectedAt.Format("2006-01-02 15:04:05"),
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RxBytes: c.rxBytes.Load(),
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TxBytes: c.txBytes.Load(),
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@@ -101,7 +103,7 @@ func (c *tunnelConn) info() ClientInfo {
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return ci
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}
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func runTunnel(conn *websocket.Conn, user *model.User) {
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func runTunnel(conn *websocket.Conn, user *model.User, realIP string) {
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defer conn.Close()
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if VPN == nil || !VPN.Running() {
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@@ -143,6 +145,7 @@ func runTunnel(conn *websocket.Conn, user *model.User) {
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svc: VPN,
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assignedIP: ip4,
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assignedIP6: ip6,
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realIP: realIP,
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connectedAt: time.Now(),
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}
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