测试：尝试增加hysteria2协议，尝试增加设备数限制功能

api/panel/node.go

@@ -33,6 +33,7 @@ type NodeInfo struct {
 	Shadowsocks *ShadowsocksNode
 	Trojan      *TrojanNode
 	Hysteria    *HysteriaNode
+	Hysteria2   *Hysteria2Node
 	Common      *CommonNode
 }
 
@@ -100,6 +101,14 @@ type HysteriaNode struct {
 	Obfs     string `json:"obfs"`
 }
 
+type Hysteria2Node struct {
+	CommonNode
+	UpMbps       int    `json:"up_mbps"`
+	DownMbps     int    `json:"down_mbps"`
+	ObfsType     string `json:"obfs"`
+	ObfsPassword string `json:"obfs-password"`
+}
+
 type RawDNS struct {
 	DNSMap  map[string]map[string]interface{}
 	DNSJson []byte
@@ -166,7 +175,7 @@ func (c *Client) GetNodeInfo() (node *NodeInfo, err error) {
 		rsp := &ShadowsocksNode{}
 		err = json.Unmarshal(r.Body(), rsp)
 		if err != nil {
-			return nil, fmt.Errorf("decode v2ray params error: %s", err)
+			return nil, fmt.Errorf("decode shadowsocks params error: %s", err)
 		}
 		cm = &rsp.CommonNode
 		node.Shadowsocks = rsp
@@ -175,7 +184,7 @@ func (c *Client) GetNodeInfo() (node *NodeInfo, err error) {
 		rsp := &TrojanNode{}
 		err = json.Unmarshal(r.Body(), rsp)
 		if err != nil {
-			return nil, fmt.Errorf("decode v2ray params error: %s", err)
+			return nil, fmt.Errorf("decode trojan params error: %s", err)
 		}
 		cm = (*CommonNode)(rsp)
 		node.Trojan = rsp
@@ -184,11 +193,20 @@ func (c *Client) GetNodeInfo() (node *NodeInfo, err error) {
 		rsp := &HysteriaNode{}
 		err = json.Unmarshal(r.Body(), rsp)
 		if err != nil {
-			return nil, fmt.Errorf("decode v2ray params error: %s", err)
+			return nil, fmt.Errorf("decode hysteria params error: %s", err)
 		}
 		cm = &rsp.CommonNode
 		node.Hysteria = rsp
 		node.Security = Tls
+	case "hysteria2":
+		rsp := &Hysteria2Node{}
+		err = json.Unmarshal(r.Body(), rsp)
+		if err != nil {
+			return nil, fmt.Errorf("decode hysteria2 params error: %s", err)
+		}
+		cm = &rsp.CommonNode
+		node.Hysteria2 = rsp
+		node.Security = Tls
 	}
 
 	// parse rules and dns

api/panel/panel.go

@@ -16,13 +16,14 @@ import (
 // Panel is the interface for different panel's api.
 
 type Client struct {
-	client   *resty.Client
-	APIHost  string
-	Token    string
-	NodeType string
-	NodeId   int
-	nodeEtag string
-	userEtag string
+	client           *resty.Client
+	APIHost          string
+	Token            string
+	NodeType         string
+	NodeId           int
+	nodeEtag         string
+	userEtag         string
+	LastReportOnline map[int]int
 }
 
 func New(c *conf.ApiConfig) (*Client, error) {
@@ -52,6 +53,7 @@ func New(c *conf.ApiConfig) (*Client, error) {
 		"trojan",
 		"shadowsocks",
 		"hysteria",
+		"hysteria2",
 		"vless":
 	default:
 		return nil, fmt.Errorf("unsupported Node type: %s", c.NodeType)

api/panel/user.go

@@ -2,6 +2,7 @@ package panel
 
 import (
 	"fmt"
+
 	"github.com/goccy/go-json"
 )
 
@@ -11,9 +12,11 @@ type OnlineUser struct {
 }
 
 type UserInfo struct {
-	Id         int    `json:"id"`
-	Uuid       string `json:"uuid"`
-	SpeedLimit int    `json:"speed_limit"`
+	Id          int    `json:"id"`
+	Uuid        string `json:"uuid"`
+	SpeedLimit  int    `json:"speed_limit"`
+	DeviceLimit int    `json:"device_limit"`
+	AliveIp     int    `json:"alive_ip"`
 }
 
 type UserListBody struct {
@@ -31,7 +34,7 @@ func (c *Client) GetUserList() (UserList []UserInfo, err error) {
 	if err != nil {
 		return nil, err
 	}
-	err = c.checkResponse(r, path, err)
+
 	if r.StatusCode() == 304 {
 		return nil, nil
 	}
@@ -41,7 +44,30 @@ func (c *Client) GetUserList() (UserList []UserInfo, err error) {
 		return nil, fmt.Errorf("unmarshal userlist error: %s", err)
 	}
 	c.userEtag = r.Header().Get("ETag")
-	return userList.Users, nil
+
+	var userinfos []UserInfo
+	var localDeviceLimit int = 0
+	for _, user := range userList.Users {
+		// If there is still device available, add the user
+		if user.DeviceLimit > 0 && user.AliveIp > 0 {
+			lastOnline := 0
+			if v, ok := c.LastReportOnline[user.Id]; ok {
+				lastOnline = v
+			}
+			// If there are any available device.
+			localDeviceLimit = user.DeviceLimit - user.AliveIp + lastOnline
+			if localDeviceLimit > 0 {
+
+			} else if lastOnline > 0 {
+
+			} else {
+				continue
+			}
+		}
+		userinfos = append(userinfos, user)
+	}
+
+	return userinfos, nil
 }
 
 type UserTraffic struct {
@@ -67,3 +93,19 @@ func (c *Client) ReportUserTraffic(userTraffic []UserTraffic) error {
 	}
 	return nil
 }
+
+func (c *Client) ReportNodeOnlineUsers(data *map[int][]string, reportOnline *map[int]int) error {
+	c.LastReportOnline = *reportOnline
+	const path = "/api/v1/server/UniProxy/alive"
+	r, err := c.client.R().
+		SetBody(data).
+		ForceContentType("application/json").
+		Post(path)
+	err = c.checkResponse(r, path, err)
+
+	if err != nil {
+		return nil
+	}
+
+	return nil
+}