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discord.go
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discord.go
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package discord
import (
"bytes"
"context"
"coze-discord-proxy/common"
"coze-discord-proxy/model"
"coze-discord-proxy/telegram"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"github.com/bwmarrin/discordgo"
"github.com/gin-gonic/gin"
tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
"github.com/h2non/filetype"
"golang.org/x/net/proxy"
"log"
"math/rand"
"net"
"net/http"
"net/url"
"os"
"os/signal"
"strconv"
"strings"
"syscall"
"time"
)
var BotToken = os.Getenv("BOT_TOKEN")
var CozeBotId = os.Getenv("COZE_BOT_ID")
var GuildId = os.Getenv("GUILD_ID")
var ChannelId = os.Getenv("CHANNEL_ID")
var DefaultChannelEnable = os.Getenv("DEFAULT_CHANNEL_ENABLE")
var ProxyUrl = os.Getenv("PROXY_URL")
var ChannelAutoDelTime = os.Getenv("CHANNEL_AUTO_DEL_TIME")
var CozeBotStayActiveEnable = os.Getenv("COZE_BOT_STAY_ACTIVE_ENABLE")
var UserAgent = os.Getenv("USER_AGENT")
var UserAuthorization = os.Getenv("USER_AUTHORIZATION")
var UserAuthorizations = strings.Split(UserAuthorization, ",")
var NoAvailableUserAuthChan = make(chan string)
var CreateChannelRiskChan = make(chan string)
var BotConfigList []model.BotConfig
var RepliesChans = make(map[string]chan model.ReplyResp)
var RepliesOpenAIChans = make(map[string]chan model.OpenAIChatCompletionResponse)
var RepliesOpenAIImageChans = make(map[string]chan model.OpenAIImagesGenerationResponse)
var ReplyStopChans = make(map[string]chan model.ChannelStopChan)
var Session *discordgo.Session
func StartBot(ctx context.Context, token string) {
var err error
Session, err = discordgo.New("Bot " + token)
if err != nil {
common.FatalLog("error creating Discord session,", err)
return
}
if ProxyUrl != "" {
proxyParse, client, err := NewProxyClient(ProxyUrl)
if err != nil {
common.FatalLog("error creating proxy client,", err)
}
Session.Client = client
Session.Dialer.Proxy = http.ProxyURL(proxyParse)
common.SysLog("Proxy Set Success!")
}
// 注册消息处理函数
Session.AddHandler(messageCreate)
Session.AddHandler(messageUpdate)
// 打开websocket连接并开始监听
err = Session.Open()
if err != nil {
common.FatalLog("error opening connection,", err)
return
}
// 读取机器人配置文件
loadBotConfig()
// 验证docker配置文件
checkEnvVariable()
common.SysLog("Bot is now running. Enjoy It.")
// 每日9点 重新加载userAuth
go loadUserAuthTask()
if CozeBotStayActiveEnable == "1" || CozeBotStayActiveEnable == "" {
// 开启coze保活任务
go stayActiveMessageTask()
}
if telegram.NotifyTelegramBotToken != "" && telegram.TgBot != nil {
// 开启tgbot消息推送任务
go telegramNotifyMsgTask()
}
go func() {
<-ctx.Done()
if err := Session.Close(); err != nil {
common.FatalLog("error closing Discord session,", err)
}
}()
// 等待信号
sc := make(chan os.Signal, 1)
signal.Notify(sc, syscall.SIGINT, syscall.SIGTERM, os.Interrupt, os.Kill)
<-sc
}
func telegramNotifyMsgTask() {
for NoAvailableUserAuthChan != nil || CreateChannelRiskChan != nil {
select {
case msg, ok := <-NoAvailableUserAuthChan:
if ok && msg == "stop" {
tgMsgConfig := tgbotapi.NewMessage(telegram.NotifyTelegramUserIdInt64, fmt.Sprintf("⚠️【CDP-服务通知】\n服务已无可用USER_AUTHORIZATION,请及时更换!"))
err := telegram.SendMessage(&tgMsgConfig)
if err != nil {
common.LogWarn(nil, fmt.Sprintf("Telegram 推送消息异常 error:%s", err.Error()))
} else {
NoAvailableUserAuthChan = nil // 停止监听ch1
}
} else if !ok {
NoAvailableUserAuthChan = nil // 如果ch1已关闭,停止监听
}
case msg, ok := <-CreateChannelRiskChan:
if ok && msg == "stop" {
tgMsgConfig := tgbotapi.NewMessage(telegram.NotifyTelegramUserIdInt64, fmt.Sprintf("⚠️【CDP-服务通知】\n服务BOT_TOKEN关联的BOT已被风控,请及时ResetToken并更换!"))
err := telegram.SendMessage(&tgMsgConfig)
if err != nil {
common.LogWarn(nil, fmt.Sprintf("Telegram 推送消息异常 error:%s", err.Error()))
} else {
CreateChannelRiskChan = nil
}
} else if !ok {
CreateChannelRiskChan = nil
}
}
}
}
func loadUserAuthTask() {
for {
source := rand.NewSource(time.Now().UnixNano())
randomNumber := rand.New(source).Intn(60) // 生成0到60之间的随机整数
// 计算距离下一个时间间隔
now := time.Now()
next := time.Date(now.Year(), now.Month(), now.Day(), 9, 0, 0, 0, now.Location())
// 如果当前时间已经超过9点,那么等待到第二天的9点
if now.After(next) {
next = next.Add(24 * time.Hour)
}
delay := next.Sub(now)
// 等待直到下一个间隔
time.Sleep(delay + time.Duration(randomNumber)*time.Second)
common.SysLog("CDP Scheduled loadUserAuth Task Job Start!")
UserAuthorizations = strings.Split(UserAuthorization, ",")
common.LogInfo(context.Background(), fmt.Sprintf("UserAuths: %+v", UserAuthorizations))
common.SysLog("CDP Scheduled loadUserAuth Task Job End!")
}
}
func checkEnvVariable() {
if UserAuthorization == "" {
common.FatalLog("环境变量 USER_AUTHORIZATION 未设置")
}
if BotToken == "" {
common.FatalLog("环境变量 BOT_TOKEN 未设置")
}
if GuildId == "" {
common.FatalLog("环境变量 GUILD_ID 未设置")
}
if DefaultChannelEnable == "1" && ChannelId == "" {
common.FatalLog("环境变量 CHANNEL_ID 未设置")
}
if CozeBotId == "" {
common.FatalLog("环境变量 COZE_BOT_ID 未设置")
} else if Session.State.User.ID == CozeBotId {
common.FatalLog("环境变量 COZE_BOT_ID 不可为当前服务 BOT_TOKEN 关联的 BOT_ID")
}
if ProxyUrl != "" {
_, _, err := NewProxyClient(ProxyUrl)
if err != nil {
common.FatalLog("环境变量 PROXY_URL 设置有误")
}
}
if ChannelAutoDelTime != "" {
_, err := strconv.Atoi(ChannelAutoDelTime)
if err != nil {
common.FatalLog("环境变量 CHANNEL_AUTO_DEL_TIME 设置有误")
}
}
if telegram.NotifyTelegramBotToken != "" {
err := telegram.InitTelegramBot()
if err != nil {
common.FatalLog(fmt.Sprintf("环境变量 NotifyTelegramBotToken 设置有误 error:%s", err.Error()))
}
if telegram.NotifyTelegramUserId == "" {
common.FatalLog("环境变量 NOTIFY_TELEGRAM_USER_ID 未设置")
} else {
telegram.NotifyTelegramUserIdInt64, err = strconv.ParseInt(telegram.NotifyTelegramUserId, 10, 64)
if err != nil {
common.FatalLog(fmt.Sprintf("环境变量 NOTIFY_TELEGRAM_USER_ID 设置有误 error:%s", err.Error()))
}
}
}
common.SysLog("Environment variable check passed.")
}
func loadBotConfig() {
// 检查文件是否存在
_, err := os.Stat("config/bot_config.json")
if err != nil {
if !os.IsNotExist(err) {
common.SysError("载入bot_config.json文件异常")
}
return
}
// 读取文件
file, err := os.ReadFile("config/bot_config.json")
if err != nil {
common.FatalLog("error reading bot config file,", err)
}
if len(file) == 0 {
return
}
// 解析JSON到结构体切片 并载入内存
err = json.Unmarshal(file, &BotConfigList)
if err != nil {
common.FatalLog("Error parsing JSON:", err)
}
// 校验默认频道
if DefaultChannelEnable == "1" {
for _, botConfig := range BotConfigList {
if botConfig.ChannelId == "" {
common.FatalLog("默认频道开关开启时,必须为每个Coze-Bot配置ChannelId")
}
}
}
common.LogInfo(context.Background(), fmt.Sprintf("载入配置文件成功 BotConfigs: %+v", BotConfigList))
}
// messageCreate handles the create messages in Discord.
func messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
// 提前检查参考消息是否为 nil
if m.ReferencedMessage == nil {
return
}
// 尝试获取 stopChan
stopChan, exists := ReplyStopChans[m.ReferencedMessage.ID]
if !exists {
//channel, err := Session.Channel(m.ChannelID)
// 不存在则直接删除频道
//if err != nil || strings.HasPrefix(channel.Name, "cdp-对话") {
//SetChannelDeleteTimer(m.ChannelID, 5*time.Minute)
return
//}
}
// 如果作者为 nil 或消息来自 bot 本身,则发送停止信号
if m.Author == nil || m.Author.ID == s.State.User.ID {
//SetChannelDeleteTimer(m.ChannelID, 5*time.Minute)
stopChan <- model.ChannelStopChan{
Id: m.ChannelID,
}
return
}
replyChan, exists := RepliesChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageCreate(m)
replyChan <- reply
} else {
replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageCreateForOpenAI(m)
replyOpenAIChan <- reply
} else {
replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageCreateForOpenAIImage(m)
replyOpenAIImageChan <- reply
} else {
return
}
}
}
// data: {"id":"chatcmpl-8lho2xvdDFyBdFkRwWAcMpWWAgymJ","object":"chat.completion.chunk","created":1706380498,"model":"gpt-4-turbo-0613","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"?"},"logprobs":null,"finish_reason":null}]}
// data :{"id":"1200873365351698694","object":"chat.completion.chunk","created":1706380922,"model":"COZE","choices":[{"index":0,"message":{"role":"assistant","content":"你好!有什么我可以帮您的吗?如果有任"},"logprobs":null,"finish_reason":"","delta":{"content":"吗?如果有任"}}],"usage":{"prompt_tokens":13,"completion_tokens":19,"total_tokens":32},"system_fingerprint":null}
// 如果消息包含组件或嵌入,则发送停止信号
if len(m.Message.Components) > 0 {
replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageCreateForOpenAI(m)
stopStr := "stop"
reply.Choices[0].FinishReason = &stopStr
replyOpenAIChan <- reply
}
//if ChannelAutoDelTime != "" {
// delTime, _ := strconv.Atoi(ChannelAutoDelTime)
// if delTime == 0 {
// CancelChannelDeleteTimer(m.ChannelID)
// } else if delTime > 0 {
// // 删除该频道
// SetChannelDeleteTimer(m.ChannelID, time.Duration(delTime)*time.Second)
// }
//} else {
// // 删除该频道
// SetChannelDeleteTimer(m.ChannelID, 5*time.Second)
//}
stopChan <- model.ChannelStopChan{
Id: m.ChannelID,
}
}
return
}
// messageUpdate handles the updated messages in Discord.
func messageUpdate(s *discordgo.Session, m *discordgo.MessageUpdate) {
// 提前检查参考消息是否为 nil
if m.ReferencedMessage == nil {
return
}
// 尝试获取 stopChan
stopChan, exists := ReplyStopChans[m.ReferencedMessage.ID]
if !exists {
channel, err := Session.Channel(m.ChannelID)
// 不存在则直接删除频道
if err != nil || strings.HasPrefix(channel.Name, "cdp-对话") {
//SetChannelDeleteTimer(m.ChannelID, 5*time.Minute)
return
}
}
// 如果作者为 nil 或消息来自 bot 本身,则发送停止信号
if m.Author == nil || m.Author.ID == s.State.User.ID {
//SetChannelDeleteTimer(m.ChannelID, 5*time.Minute)
stopChan <- model.ChannelStopChan{
Id: m.ChannelID,
}
return
}
replyChan, exists := RepliesChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageUpdate(m)
replyChan <- reply
} else {
replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageUpdateForOpenAI(m)
replyOpenAIChan <- reply
} else {
replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageUpdateForOpenAIImage(m)
replyOpenAIImageChan <- reply
} else {
return
}
}
}
// data: {"id":"chatcmpl-8lho2xvdDFyBdFkRwWAcMpWWAgymJ","object":"chat.completion.chunk","created":1706380498,"model":"gpt-4-turbo-0613","system_fingerprint":null,"choices":[{"index":0,"delta":{"content":"?"},"logprobs":null,"finish_reason":null}]}
// data :{"id":"1200873365351698694","object":"chat.completion.chunk","created":1706380922,"model":"COZE","choices":[{"index":0,"message":{"role":"assistant","content":"你好!有什么我可以帮您的吗?如果有任"},"logprobs":null,"finish_reason":"","delta":{"content":"吗?如果有任"}}],"usage":{"prompt_tokens":13,"completion_tokens":19,"total_tokens":32},"system_fingerprint":null}
// 如果消息包含组件或嵌入,则发送停止信号
if len(m.Message.Components) > 0 {
replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
if exists {
reply := processMessageUpdateForOpenAI(m)
stopStr := "stop"
reply.Choices[0].FinishReason = &stopStr
replyOpenAIChan <- reply
}
//if ChannelAutoDelTime != "" {
// delTime, _ := strconv.Atoi(ChannelAutoDelTime)
// if delTime == 0 {
// CancelChannelDeleteTimer(m.ChannelID)
// } else if delTime > 0 {
// // 删除该频道
// SetChannelDeleteTimer(m.ChannelID, time.Duration(delTime)*time.Second)
// }
//} else {
// // 删除该频道
// SetChannelDeleteTimer(m.ChannelID, 5*time.Second)
//}
stopChan <- model.ChannelStopChan{
Id: m.ChannelID,
}
}
return
}
func SendMessage(c *gin.Context, channelID, cozeBotId, message string) (*discordgo.Message, string, error) {
var ctx context.Context
if c == nil {
ctx = context.Background()
} else {
ctx = c.Request.Context()
}
if Session == nil {
common.LogError(ctx, "discord session is nil")
return nil, "", fmt.Errorf("discord session not initialized")
}
//var sentMsg *discordgo.Message
content := fmt.Sprintf("%s \n <@%s>", message, cozeBotId)
content = strings.Replace(content, `\u0026`, "&", -1)
content = strings.Replace(content, `\u003c`, "<", -1)
content = strings.Replace(content, `\u003e`, ">", -1)
if runeCount := len([]rune(content)); runeCount > 50000 {
common.LogError(ctx, fmt.Sprintf("prompt已超过限制,请分段发送 [%v] %s", runeCount, content))
return nil, "", fmt.Errorf("prompt已超过限制,请分段发送 [%v]", runeCount)
}
if len(UserAuthorizations) == 0 {
//SetChannelDeleteTimer(channelID, 5*time.Second)
common.LogError(ctx, fmt.Sprintf("无可用的 user_auth"))
// tg发送通知
if telegram.NotifyTelegramBotToken != "" && telegram.TgBot != nil {
go func() {
NoAvailableUserAuthChan <- "stop"
}()
}
return nil, "", fmt.Errorf("no_available_user_auth")
}
userAuth, err := common.RandomElement(UserAuthorizations)
if err != nil {
return nil, "", err
}
for i, sendContent := range common.ReverseSegment(content, 1888) {
//sentMsg, err := Session.ChannelMessageSend(channelID, sendContent)
//sentMsgId := sentMsg.ID
// 4.0.0 版本下 用户端发送消息
sendContent = strings.ReplaceAll(sendContent, "\\n", "\n")
sentMsgId, err := SendMsgByAuthorization(c, userAuth, sendContent, channelID)
if err != nil {
var myErr *common.DiscordUnauthorizedError
if errors.As(err, &myErr) {
// 无效则将此 auth 移除
UserAuthorizations = common.FilterSlice(UserAuthorizations, userAuth)
return SendMessage(c, channelID, cozeBotId, message)
}
common.LogError(ctx, fmt.Sprintf("error sending message: %s", err))
return nil, "", fmt.Errorf("error sending message")
}
//time.Sleep(1 * time.Second)
if i == len(common.ReverseSegment(content, 1888))-1 {
return &discordgo.Message{
ID: sentMsgId,
}, userAuth, nil
}
}
return &discordgo.Message{}, "", fmt.Errorf("error sending message")
}
func ThreadStart(channelId, threadName string, archiveDuration int) (string, error) {
// 创建新的线程
th, err := Session.ThreadStart(channelId, threadName, discordgo.ChannelTypeGuildText, archiveDuration)
if err != nil {
common.LogError(context.Background(), fmt.Sprintf("创建线程时异常 %s", err.Error()))
return "", err
}
return th.ID, nil
}
func NewProxyClient(proxyUrl string) (proxyParse *url.URL, client *http.Client, err error) {
proxyParse, err = url.Parse(proxyUrl)
if err != nil {
common.FatalLog("代理地址设置有误")
}
if strings.HasPrefix(proxyParse.Scheme, "http") {
httpTransport := &http.Transport{
Proxy: http.ProxyURL(proxyParse),
}
return proxyParse, &http.Client{
Transport: httpTransport,
}, nil
} else if strings.HasPrefix(proxyParse.Scheme, "sock") {
dialer, err := proxy.SOCKS5("tcp", proxyParse.Host, nil, proxy.Direct)
if err != nil {
log.Fatal("Error creating dialer, ", err)
}
dialContext := func(ctx context.Context, network, addr string) (net.Conn, error) {
return dialer.Dial(network, addr)
}
// 使用该拨号器创建一个 HTTP 客户端
httpClient := &http.Client{
Transport: &http.Transport{
DialContext: dialContext,
},
}
return proxyParse, httpClient, nil
} else {
return nil, nil, fmt.Errorf("仅支持sock和http代理!")
}
}
func stayActiveMessageTask() {
for {
source := rand.NewSource(time.Now().UnixNano())
randomNumber := rand.New(source).Intn(60) // 生成0到60之间的随机整数
// 计算距离下一个时间间隔
now := time.Now()
next := time.Date(now.Year(), now.Month(), now.Day(), 9, 0, 0, 0, now.Location())
// 如果当前时间已经超过9点,那么等待到第二天的9点
if now.After(next) {
next = next.Add(24 * time.Hour)
}
delay := next.Sub(now)
// 等待直到下一个间隔
time.Sleep(delay + time.Duration(randomNumber)*time.Second)
var taskBotConfigs = BotConfigList
taskBotConfigs = append(taskBotConfigs, model.BotConfig{
ChannelId: ChannelId,
CozeBotId: CozeBotId,
})
taskBotConfigs = model.FilterUniqueBotChannel(taskBotConfigs)
common.SysLog("CDP Scheduled Task Job Start!")
var sendChannelList []string
for _, config := range taskBotConfigs {
var sendChannelId string
var err error
if config.ChannelId == "" {
nextID, _ := common.NextID()
sendChannelId, err = CreateChannelWithRetry(nil, GuildId, fmt.Sprintf("cdp-对话%s", nextID), 0)
if err != nil {
common.LogError(nil, err.Error())
break
}
sendChannelList = append(sendChannelList, sendChannelId)
} else {
sendChannelId = config.ChannelId
}
nextID, err := common.NextID()
if err != nil {
common.SysError(fmt.Sprintf("ChannelId{%s} BotId{%s} 活跃机器人任务消息发送异常!雪花Id生成失败!", sendChannelId, config.CozeBotId))
continue
}
_, _, err = SendMessage(nil, sendChannelId, config.CozeBotId, fmt.Sprintf("【%v】 %s", nextID, "CDP Scheduled Task Job Send Msg Success!"))
if err != nil {
common.SysError(fmt.Sprintf("ChannelId{%s} BotId{%s} 活跃机器人任务消息发送异常!", sendChannelId, config.CozeBotId))
} else {
common.SysLog(fmt.Sprintf("ChannelId{%s} BotId{%s} 活跃机器人任务消息发送成功!", sendChannelId, config.CozeBotId))
}
time.Sleep(5 * time.Second)
}
for _, channelId := range sendChannelList {
ChannelDel(channelId)
}
common.SysLog("CDP Scheduled Task Job End!")
}
}
func UploadToDiscordAndGetURL(channelID string, base64Data string) (string, error) {
// 获取";base64,"后的Base64编码部分
dataParts := strings.Split(base64Data, ";base64,")
if len(dataParts) != 2 {
return "", fmt.Errorf("")
}
base64Data = dataParts[1]
data, err := base64.StdEncoding.DecodeString(base64Data)
if err != nil {
return "", err
}
// 创建一个新的文件读取器
file := bytes.NewReader(data)
kind, err := filetype.Match(data)
if err != nil {
return "", fmt.Errorf("无法识别的文件类型")
}
// 创建一个新的 MessageSend 结构
m := &discordgo.MessageSend{
Files: []*discordgo.File{
{
Name: fmt.Sprintf("file-%s.%s", common.GetTimeString(), kind.Extension),
Reader: file,
},
},
}
// 发送消息
message, err := Session.ChannelMessageSendComplex(channelID, m)
if err != nil {
return "", err
}
// 检查消息中是否包含附件,并获取 URL
if len(message.Attachments) > 0 {
return message.Attachments[0].URL, nil
}
return "", fmt.Errorf("no attachment found in the message")
}
// FilterConfigs 根据proxySecret和channelId过滤BotConfig
func FilterConfigs(configs []model.BotConfig, secret, gptModel string, channelId *string) []model.BotConfig {
var filteredConfigs []model.BotConfig
for _, config := range configs {
matchSecret := secret == "" || config.ProxySecret == secret
matchGptModel := gptModel == "" || common.SliceContains(config.Model, gptModel)
matchChannelId := channelId == nil || *channelId == "" || config.ChannelId == *channelId
if matchSecret && matchChannelId && matchGptModel {
filteredConfigs = append(filteredConfigs, config)
}
}
return filteredConfigs
}