mirror of
https://github.com/XrayR-project/XrayR.git
synced 2025-06-07 21:09:53 +00:00
415 lines
12 KiB
Go
415 lines
12 KiB
Go
package v2raysocks
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import (
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"bufio"
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"encoding/json"
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"fmt"
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"log"
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"os"
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"regexp"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/bitly/go-simplejson"
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"github.com/go-resty/resty/v2"
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"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
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C "github.com/sagernet/sing/common"
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"github.com/XrayR-project/XrayR/api"
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)
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// APIClient create an api client to the panel.
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type APIClient struct {
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client *resty.Client
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APIHost string
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NodeID int
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Key string
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NodeType string
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EnableVless bool
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VlessFlow string
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SpeedLimit float64
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DeviceLimit int
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LocalRuleList []api.DetectRule
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ConfigResp *simplejson.Json
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access sync.Mutex
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}
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// New create an api instance
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func New(apiConfig *api.Config) *APIClient {
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client := resty.New()
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client.SetRetryCount(3)
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if apiConfig.Timeout > 0 {
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client.SetTimeout(time.Duration(apiConfig.Timeout) * time.Second)
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} else {
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client.SetTimeout(5 * time.Second)
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}
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client.OnError(func(req *resty.Request, err error) {
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if v, ok := err.(*resty.ResponseError); ok {
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// v.Response contains the last response from the server
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// v.Err contains the original error
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log.Print(v.Err)
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}
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})
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// Create Key for each requests
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client.SetQueryParams(map[string]string{
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"node_id": strconv.Itoa(apiConfig.NodeID),
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"token": apiConfig.Key,
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})
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// Read local rule list
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localRuleList := readLocalRuleList(apiConfig.RuleListPath)
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apiClient := &APIClient{
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client: client,
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NodeID: apiConfig.NodeID,
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Key: apiConfig.Key,
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APIHost: apiConfig.APIHost,
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NodeType: apiConfig.NodeType,
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EnableVless: apiConfig.EnableVless,
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VlessFlow: apiConfig.VlessFlow,
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SpeedLimit: apiConfig.SpeedLimit,
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DeviceLimit: apiConfig.DeviceLimit,
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LocalRuleList: localRuleList,
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}
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return apiClient
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}
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// readLocalRuleList reads the local rule list file
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func readLocalRuleList(path string) (LocalRuleList []api.DetectRule) {
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LocalRuleList = make([]api.DetectRule, 0)
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if path != "" {
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// open the file
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file, err := os.Open(path)
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// handle errors while opening
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if err != nil {
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log.Printf("Error when opening file: %s", err)
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return LocalRuleList
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}
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fileScanner := bufio.NewScanner(file)
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// read line by line
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for fileScanner.Scan() {
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LocalRuleList = append(LocalRuleList, api.DetectRule{
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ID: -1,
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Pattern: regexp.MustCompile(fileScanner.Text()),
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})
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}
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// handle first encountered error while reading
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if err := fileScanner.Err(); err != nil {
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log.Fatalf("Error while reading file: %s", err)
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return
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}
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file.Close()
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}
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return LocalRuleList
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}
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// Describe return a description of the client
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func (c *APIClient) Describe() api.ClientInfo {
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return api.ClientInfo{APIHost: c.APIHost, NodeID: c.NodeID, Key: c.Key, NodeType: c.NodeType}
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}
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// Debug set the client debug for client
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func (c *APIClient) Debug() {
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c.client.SetDebug(true)
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}
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func (c *APIClient) assembleURL(path string) string {
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return c.APIHost + path
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}
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func (c *APIClient) parseResponse(res *resty.Response, path string, err error) (*simplejson.Json, error) {
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if err != nil {
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return nil, fmt.Errorf("request %s failed: %s", c.assembleURL(path), err)
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}
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if res.StatusCode() > 400 {
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body := res.Body()
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return nil, fmt.Errorf("request %s failed: %s, %s", c.assembleURL(path), string(body), err)
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}
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rtn, err := simplejson.NewJson(res.Body())
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if err != nil {
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return nil, fmt.Errorf("ret %s invalid", res.String())
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}
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return rtn, nil
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}
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// GetNodeInfo will pull NodeInfo Config from panel
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func (c *APIClient) GetNodeInfo() (nodeInfo *api.NodeInfo, err error) {
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var nodeType string
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switch c.NodeType {
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case "V2ray", "Trojan", "Shadowsocks":
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nodeType = strings.ToLower(c.NodeType)
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default:
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return nil, fmt.Errorf("unsupported Node type: %s", c.NodeType)
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}
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res, err := c.client.R().
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SetQueryParams(map[string]string{
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"act": "config",
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"nodetype": nodeType,
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}).
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ForceContentType("application/json").
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Get(c.APIHost)
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response, err := c.parseResponse(res, "", err)
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c.access.Lock()
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defer c.access.Unlock()
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c.ConfigResp = response
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if err != nil {
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return nil, err
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}
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switch c.NodeType {
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case "V2ray":
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nodeInfo, err = c.ParseV2rayNodeResponse(response)
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case "Trojan":
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nodeInfo, err = c.ParseTrojanNodeResponse(response)
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case "Shadowsocks":
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nodeInfo, err = c.ParseSSNodeResponse(response)
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default:
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return nil, fmt.Errorf("unsupported Node type: %s", c.NodeType)
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}
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if err != nil {
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res, _ := response.MarshalJSON()
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return nil, fmt.Errorf("Parse node info failed: %s, \nError: %s", string(res), err)
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}
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return nodeInfo, nil
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}
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// GetUserList will pull user form panel
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func (c *APIClient) GetUserList() (UserList *[]api.UserInfo, err error) {
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var nodeType string
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switch c.NodeType {
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case "V2ray", "Trojan", "Shadowsocks":
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nodeType = strings.ToLower(c.NodeType)
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default:
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return nil, fmt.Errorf("unsupported Node type: %s", c.NodeType)
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}
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res, err := c.client.R().
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SetQueryParams(map[string]string{
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"act": "user",
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"nodetype": nodeType,
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}).
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ForceContentType("application/json").
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Get(c.APIHost)
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response, err := c.parseResponse(res, "", err)
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if err != nil {
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return nil, err
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}
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numOfUsers := len(response.Get("data").MustArray())
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userList := make([]api.UserInfo, numOfUsers)
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for i := 0; i < numOfUsers; i++ {
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user := api.UserInfo{}
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user.UID = response.Get("data").GetIndex(i).Get("id").MustInt()
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switch c.NodeType {
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case "Shadowsocks":
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user.Email = response.Get("data").GetIndex(i).Get("shadowsocks_user").Get("secret").MustString()
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user.Passwd = response.Get("data").GetIndex(i).Get("shadowsocks_user").Get("secret").MustString()
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user.Method = response.Get("data").GetIndex(i).Get("shadowsocks_user").Get("cipher").MustString()
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user.SpeedLimit = response.Get("data").GetIndex(i).Get("shadowsocks_user").Get("speed_limit").MustUint64() * 1000000 / 8
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case "Trojan":
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user.UUID = response.Get("data").GetIndex(i).Get("trojan_user").Get("password").MustString()
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user.Email = response.Get("data").GetIndex(i).Get("trojan_user").Get("password").MustString()
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user.SpeedLimit = response.Get("data").GetIndex(i).Get("trojan_user").Get("speed_limit").MustUint64() * 1000000 / 8
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case "V2ray":
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user.UUID = response.Get("data").GetIndex(i).Get("v2ray_user").Get("uuid").MustString()
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user.Email = response.Get("data").GetIndex(i).Get("v2ray_user").Get("email").MustString()
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user.AlterID = uint16(response.Get("data").GetIndex(i).Get("v2ray_user").Get("alter_id").MustUint64())
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user.SpeedLimit = response.Get("data").GetIndex(i).Get("v2ray_user").Get("speed_limit").MustUint64() * 1000000 / 8
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}
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if c.SpeedLimit > 0 {
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user.SpeedLimit = uint64((c.SpeedLimit * 1000000) / 8)
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}
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user.DeviceLimit = c.DeviceLimit
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userList[i] = user
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}
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return &userList, nil
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}
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// ReportUserTraffic reports the user traffic
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func (c *APIClient) ReportUserTraffic(userTraffic *[]api.UserTraffic) error {
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data := make([]UserTraffic, len(*userTraffic))
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for i, traffic := range *userTraffic {
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data[i] = UserTraffic{
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UID: traffic.UID,
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Upload: traffic.Upload,
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Download: traffic.Download}
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}
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res, err := c.client.R().
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SetQueryParam("node_id", strconv.Itoa(c.NodeID)).
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SetQueryParams(map[string]string{
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"act": "submit",
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"nodetype": strings.ToLower(c.NodeType),
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}).
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SetBody(data).
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ForceContentType("application/json").
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Post(c.APIHost)
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_, err = c.parseResponse(res, "", err)
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if err != nil {
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return err
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}
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return nil
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}
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// GetNodeRule implements the API interface
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func (c *APIClient) GetNodeRule() (*[]api.DetectRule, error) {
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ruleList := c.LocalRuleList
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if c.NodeType != "V2ray" {
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return &ruleList, nil
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}
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// Only support the rule for v2ray
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// fix: reuse config response
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c.access.Lock()
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defer c.access.Unlock()
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ruleListResponse := c.ConfigResp.Get("routing").Get("rules").GetIndex(1).Get("domain").MustStringArray()
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for i, rule := range ruleListResponse {
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rule = strings.TrimPrefix(rule, "regexp:")
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ruleListItem := api.DetectRule{
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ID: i,
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Pattern: regexp.MustCompile(rule),
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}
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ruleList = append(ruleList, ruleListItem)
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}
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return &ruleList, nil
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}
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// ReportNodeStatus implements the API interface
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func (c *APIClient) ReportNodeStatus(nodeStatus *api.NodeStatus) (err error) {
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return nil
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}
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// ReportNodeOnlineUsers implements the API interface
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func (c *APIClient) ReportNodeOnlineUsers(onlineUserList *[]api.OnlineUser) error {
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return nil
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}
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// ReportIllegal implements the API interface
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func (c *APIClient) ReportIllegal(detectResultList *[]api.DetectResult) error {
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return nil
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}
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// ParseTrojanNodeResponse parse the response for the given nodeInfo format
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func (c *APIClient) ParseTrojanNodeResponse(nodeInfoResponse *simplejson.Json) (*api.NodeInfo, error) {
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tmpInboundInfo := nodeInfoResponse.Get("inbounds").MustArray()
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marshalByte, _ := json.Marshal(tmpInboundInfo[0].(map[string]interface{}))
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inboundInfo, _ := simplejson.NewJson(marshalByte)
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port := uint32(inboundInfo.Get("port").MustUint64())
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host := inboundInfo.Get("streamSettings").Get("tlsSettings").Get("serverName").MustString()
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// Create GeneralNodeInfo
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nodeInfo := &api.NodeInfo{
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NodeType: c.NodeType,
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NodeID: c.NodeID,
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Port: port,
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TransportProtocol: "tcp",
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EnableTLS: true,
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Host: host,
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}
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return nodeInfo, nil
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}
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// ParseSSNodeResponse parse the response for the given nodeInfo format
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func (c *APIClient) ParseSSNodeResponse(nodeInfoResponse *simplejson.Json) (*api.NodeInfo, error) {
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var method, serverPsk string
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tmpInboundInfo := nodeInfoResponse.Get("inbounds").MustArray()
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marshalByte, _ := json.Marshal(tmpInboundInfo[0].(map[string]interface{}))
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inboundInfo, _ := simplejson.NewJson(marshalByte)
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port := uint32(inboundInfo.Get("port").MustUint64())
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method = inboundInfo.Get("settings").Get("method").MustString()
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// Shadowsocks 2022
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if C.Contains(shadowaead_2022.List, method) {
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serverPsk = inboundInfo.Get("settings").Get("password").MustString()
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} else {
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userInfo, err := c.GetUserList()
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if err != nil {
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return nil, err
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}
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if len(*userInfo) > 0 {
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method = (*userInfo)[0].Method
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}
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}
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// Create GeneralNodeInfo
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nodeInfo := &api.NodeInfo{
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NodeType: c.NodeType,
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NodeID: c.NodeID,
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Port: port,
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TransportProtocol: "tcp",
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CypherMethod: method,
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ServerKey: serverPsk,
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}
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return nodeInfo, nil
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}
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// ParseV2rayNodeResponse parse the response for the given nodeInfo format
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func (c *APIClient) ParseV2rayNodeResponse(nodeInfoResponse *simplejson.Json) (*api.NodeInfo, error) {
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var path, host, serviceName string
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var header json.RawMessage
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var enableTLS bool
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var alterID uint16 = 0
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tmpInboundInfo := nodeInfoResponse.Get("inbounds").MustArray()
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marshalByte, _ := json.Marshal(tmpInboundInfo[0].(map[string]interface{}))
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inboundInfo, _ := simplejson.NewJson(marshalByte)
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port := uint32(inboundInfo.Get("port").MustUint64())
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transportProtocol := inboundInfo.Get("streamSettings").Get("network").MustString()
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switch transportProtocol {
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case "ws":
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path = inboundInfo.Get("streamSettings").Get("wsSettings").Get("path").MustString()
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host = inboundInfo.Get("streamSettings").Get("wsSettings").Get("headers").Get("Host").MustString()
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case "grpc":
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if data, ok := inboundInfo.Get("streamSettings").Get("grpcSettings").CheckGet("serviceName"); ok {
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serviceName = data.MustString()
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}
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case "tcp":
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if data, ok := inboundInfo.Get("streamSettings").Get("tcpSettings").CheckGet("header"); ok {
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if httpHeader, err := data.MarshalJSON(); err != nil {
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return nil, err
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} else {
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header = httpHeader
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}
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}
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}
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if inboundInfo.Get("streamSettings").Get("security").MustString() == "tls" {
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enableTLS = true
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} else {
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enableTLS = false
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}
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// Create GeneralNodeInfo
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// AlterID will be updated after next sync
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nodeInfo := &api.NodeInfo{
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NodeType: c.NodeType,
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NodeID: c.NodeID,
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Port: port,
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AlterID: alterID,
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TransportProtocol: transportProtocol,
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EnableTLS: enableTLS,
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Path: path,
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Host: host,
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EnableVless: c.EnableVless,
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VlessFlow: c.VlessFlow,
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ServiceName: serviceName,
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Header: header,
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}
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return nodeInfo, nil
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}
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