server/internal/logic/subscribe/subscribeLogic.go

338 lines
11 KiB
Go

package subscribe
import (
"strings"
"time"
"github.com/perfect-panel/server/internal/model/server"
"github.com/perfect-panel/server/internal/model/user"
"github.com/gin-gonic/gin"
"github.com/perfect-panel/server/internal/svc"
"github.com/perfect-panel/server/internal/types"
"github.com/perfect-panel/server/pkg/logger"
"github.com/perfect-panel/server/pkg/tool"
"github.com/perfect-panel/server/pkg/xerr"
"github.com/pkg/errors"
)
//goland:noinspection GoNameStartsWithPackageName
type SubscribeLogic struct {
ctx *gin.Context
svc *svc.ServiceContext
logger.Logger
}
func NewSubscribeLogic(ctx *gin.Context, svc *svc.ServiceContext) *SubscribeLogic {
return &SubscribeLogic{
ctx: ctx,
svc: svc,
Logger: logger.WithContext(ctx.Request.Context()),
}
}
//func (l *SubscribeLogic) GenerateBak(req *types.SubscribeRequest) (*types.SubscribeResponse, error) {
// userSub, err := l.getUserSubscribe(req.Token)
// if err != nil {
// return nil, err
// }
//
// var subscribeStatus = false
// defer func() {
// l.logSubscribeActivity(subscribeStatus, userSub, req)
// }()
//
// servers, err := l.getServers(userSub)
// if err != nil {
// return nil, err
// }
//
// rules, err := l.getRules()
// if err != nil {
// return nil, err
// }
//
// resp, headerInfo, err := l.buildClientConfig(req, userSub, servers, rules)
// if err != nil {
// return nil, err
// }
//
// subscribeStatus = true
// return &types.SubscribeResponse{
// Config: resp,
// Header: headerInfo,
// }, nil
//}
func (l *SubscribeLogic) getUserSubscribe(token string) (*user.Subscribe, error) {
userSub, err := l.svc.UserModel.FindOneSubscribeByToken(l.ctx.Request.Context(), token)
if err != nil {
l.Infow("[Generate Subscribe]find subscribe error: %v", logger.Field("error", err.Error()), logger.Field("token", token))
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find subscribe error: %v", err.Error())
}
if userSub.Status > 1 {
l.Infow("[Generate Subscribe]subscribe is not available", logger.Field("status", int(userSub.Status)), logger.Field("token", token))
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SubscribeNotAvailable), "subscribe is not available")
}
return userSub, nil
}
func (l *SubscribeLogic) logSubscribeActivity(subscribeStatus bool, userSub *user.Subscribe, req *types.SubscribeRequest) {
if !subscribeStatus {
return
}
err := l.svc.UserModel.InsertSubscribeLog(l.ctx.Request.Context(), &user.SubscribeLog{
UserId: userSub.UserId,
UserSubscribeId: userSub.Id,
Token: req.Token,
IP: l.ctx.ClientIP(),
UserAgent: l.ctx.Request.UserAgent(),
})
if err != nil {
l.Errorw("[Generate Subscribe]insert subscribe log error: %v", logger.Field("error", err.Error()))
}
}
func (l *SubscribeLogic) getServers(userSub *user.Subscribe) ([]*server.Server, error) {
if l.isSubscriptionExpired(userSub) {
return l.createExpiredServers(), nil
}
subDetails, err := l.svc.SubscribeModel.FindOne(l.ctx.Request.Context(), userSub.SubscribeId)
if err != nil {
l.Errorw("[Generate Subscribe]find subscribe details error: %v", logger.Field("error", err.Error()))
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find subscribe details error: %v", err.Error())
}
serverIds := tool.StringToInt64Slice(subDetails.Server)
groupIds := tool.StringToInt64Slice(subDetails.ServerGroup)
l.Debugf("[Generate Subscribe]serverIds: %v, groupIds: %v", serverIds, groupIds)
servers, err := l.svc.ServerModel.FindServerDetailByGroupIdsAndIds(l.ctx.Request.Context(), groupIds, serverIds)
l.Debugf("[Query Subscribe]found servers: %v", len(servers))
if err != nil {
l.Errorw("[Generate Subscribe]find server details error: %v", logger.Field("error", err.Error()))
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find server details error: %v", err.Error())
}
logger.Debugf("[Generate Subscribe]found servers: %v", len(servers))
return servers, nil
}
func (l *SubscribeLogic) isSubscriptionExpired(userSub *user.Subscribe) bool {
return userSub.ExpireTime.Unix() < time.Now().Unix() && userSub.ExpireTime.Unix() != 0
}
func (l *SubscribeLogic) createExpiredServers() []*server.Server {
enable := true
host := l.getFirstHostLine()
return []*server.Server{
{
Name: "Subscribe Expired",
ServerAddr: "127.0.0.1",
RelayMode: "none",
Protocol: "shadowsocks",
Config: "{\"method\":\"aes-256-gcm\",\"port\":1}",
Enable: &enable,
Sort: 0,
},
{
Name: host,
ServerAddr: "127.0.0.1",
RelayMode: "none",
Protocol: "shadowsocks",
Config: "{\"method\":\"aes-256-gcm\",\"port\":1}",
Enable: &enable,
Sort: 0,
},
}
}
func (l *SubscribeLogic) getFirstHostLine() string {
host := l.svc.Config.Host
lines := strings.Split(host, "\n")
if len(lines) > 0 {
return lines[0]
}
return host
}
//func (l *SubscribeLogic) getRules() ([]*server.RuleGroup, error) {
// rules, err := l.svc.ServerModel.QueryAllRuleGroup(l.ctx)
// if err != nil {
// l.Errorw("[Generate Subscribe]find rule group error: %v", logger.Field("error", err.Error()))
// return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find rule group error: %v", err.Error())
// }
// return rules, nil
//}
//
//func (l *SubscribeLogic) buildClientConfig(req *types.SubscribeRequest, userSub *user.Subscribe, servers []*server.Server, rules []*server.RuleGroup) ([]byte, string, error) {
// tags := make(map[string][]*server.Server)
//
// serverTags, err := l.svc.ServerModel.FindServerTags(l.ctx)
// if err != nil {
// l.Errorw("[Generate Subscribe]find server tags error: %v", logger.Field("error", err.Error()))
// return nil, "", errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find server tags error: %v", err.Error())
// }
// // Deduplicate tags
// serverTags = tool.RemoveDuplicateElements(serverTags...)
// for _, tag := range serverTags {
// s, err := l.svc.ServerModel.FindServersByTag(l.ctx.Request.Context(), tag)
// if err != nil {
// l.Errorw("[Generate Subscribe]find servers by tag error: %v", logger.Field("error", err.Error()))
// continue
// }
// if len(s) > 0 {
// tags[tag] = s
// }
// }
//
// proxyManager := adapter.NewAdapter(&adapter.Config{
// Nodes: servers,
// Rules: rules,
// Tags: tags,
// })
// clientType := l.getClientType(req)
// var resp []byte
//
// l.Logger.Info(fmt.Sprintf("[Generate Subscribe] %s", clientType), logger.Field("ua", req.UA), logger.Field("flag", req.Flag))
//
// switch clientType {
// case "clash":
// resp, err = proxyManager.BuildClash(userSub.UUID)
// if err != nil {
// l.Errorw("[Generate Subscribe] build clash error", logger.Field("error", err.Error()))
// return nil, "", errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "build clash error: %v", err.Error())
// }
// l.setClashHeaders()
// case "sing-box":
// resp, err = proxyManager.BuildSingbox(userSub.UUID)
// if err != nil {
// l.Errorw("[Generate Subscribe] build sing-box error", logger.Field("error", err.Error()))
// return nil, "", errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "build sing-box error: %v", err.Error())
// }
// case "quantumult":
// resp = []byte(proxyManager.BuildQuantumultX(userSub.UUID))
// case "shadowrocket":
// resp = proxyManager.BuildShadowrocket(userSub.UUID, shadowrocket.UserInfo{
// Upload: userSub.Upload,
// Download: userSub.Download,
// TotalTraffic: userSub.Traffic,
// ExpiredDate: userSub.ExpireTime,
// })
// case "loon":
// resp = proxyManager.BuildLoon(userSub.UUID)
// l.setLoonHeaders()
// case "surfboard":
// subsURL := l.getSubscribeURL(userSub.Token, "surfboard")
// resp = proxyManager.BuildSurfboard(l.svc.Config.Site.SiteName, surfboard.UserInfo{
// Upload: userSub.Upload,
// Download: userSub.Download,
// TotalTraffic: userSub.Traffic,
// ExpiredDate: userSub.ExpireTime,
// UUID: userSub.UUID,
// SubscribeURL: subsURL,
// })
// l.setSurfboardHeaders()
// case "v2rayn":
// resp = proxyManager.BuildV2rayN(userSub.UUID)
// case "surge":
// subsURL := l.getSubscribeURL(userSub.Token, "surge")
// resp = proxyManager.BuildSurge(l.svc.Config.Site.SiteName, surge.UserInfo{
// UUID: userSub.UUID,
// Upload: userSub.Upload,
// Download: userSub.Download,
// TotalTraffic: userSub.Traffic,
// ExpiredDate: userSub.ExpireTime,
// SubscribeURL: subsURL,
// })
// l.setSurgeHeaders()
// default:
// resp = proxyManager.BuildGeneral(userSub.UUID)
// }
//
// headerInfo := fmt.Sprintf("upload=%d;download=%d;total=%d;expire=%d",
// userSub.Upload, userSub.Download, userSub.Traffic, userSub.ExpireTime.Unix())
//
// return resp, headerInfo, nil
//}
//
//func (l *SubscribeLogic) setClashHeaders() {
// l.ctx.Header("content-disposition", fmt.Sprintf("attachment;filename*=UTF-8''%s", url.QueryEscape(l.svc.Config.Site.SiteName)))
// l.ctx.Header("Profile-Update-Interval", "24")
// l.ctx.Header("Content-Type", "application/octet-stream; charset=UTF-8")
//}
//
//func (l *SubscribeLogic) setSurfboardHeaders() {
// l.ctx.Header("content-disposition", fmt.Sprintf("attachment;filename*=UTF-8''%s.conf", url.QueryEscape(l.svc.Config.Site.SiteName)))
// l.ctx.Header("Content-Type", "application/octet-stream; charset=UTF-8")
//}
//
//func (l *SubscribeLogic) setSurgeHeaders() {
// l.ctx.Header("content-disposition", fmt.Sprintf("attachment;filename*=UTF-8''%s.conf", url.QueryEscape(l.svc.Config.Site.SiteName)))
// l.ctx.Header("Content-Type", "application/octet-stream; charset=UTF-8")
//}
//
//func (l *SubscribeLogic) setLoonHeaders() {
// l.ctx.Header("content-disposition", fmt.Sprintf("attachment;filename*=UTF-8''%s.conf", url.QueryEscape(l.svc.Config.Site.SiteName)))
// l.ctx.Header("Content-Type", "application/octet-stream; charset=UTF-8")
//}
//func (l *SubscribeLogic) getSubscribeURL(token, flag string) string {
// if l.svc.Config.Subscribe.PanDomain {
// return fmt.Sprintf("https://%s", l.ctx.Request.Host)
// }
//
// if l.svc.Config.Subscribe.SubscribeDomain != "" {
// domains := strings.Split(l.svc.Config.Subscribe.SubscribeDomain, "\n")
// return fmt.Sprintf("https://%s%s?token=%s&flag=%s", domains[0], l.svc.Config.Subscribe.SubscribePath, token, flag)
// }
//
// return fmt.Sprintf("https://%s%s?token=%s&flag=surfboard", l.ctx.Request.Host, l.svc.Config.Subscribe.SubscribePath, token)
//}
//func (l *SubscribeLogic) getClientType(req *types.SubscribeRequest) string {
// clientTypeMap := map[string]string{
// "clash": "clash",
// "meta": "clash",
// "sing-box": "sing-box",
// "hiddify": "sing-box",
// "surge": "surge",
// "quantumult": "quantumult",
// "shadowrocket": "shadowrocket",
// "loon": "loon",
// "surfboard": "surfboard",
// "v2rayn": "v2rayn",
// }
//
// findClient := func(s string) string {
// s = strings.ToLower(strings.TrimSpace(s))
// if s == "" {
// return ""
// }
//
// for key, clientType := range clientTypeMap {
// if strings.Contains(s, key) {
// return clientType
// }
// }
//
// return ""
// }
//
// // 优先检查Flag参数
// if typ := findClient(req.Flag); typ != "" {
// return typ
// }
//
// // 其次检查UA参数
// return findClient(req.UA)
//}