修补一些请求特征

2024-12-22 20:49:20 +08:00 · 2024-04-19 16:51:55 +08:00 · 2024-04-19 16:51:55 +08:00 · 875bb55f21
commit 875bb55f21
parent cbf215d8a8
3 changed files with 130 additions and 36 deletions
--- a/package.json
+++ b/package.json
@ -1,6 +1,6 @@
 {
  "name": "kimi-free-api",
-  "version": "0.0.27",
+  "version": "0.0.28",
  "description": "Kimi Free API Server",
  "type": "module",
  "main": "dist/index.js",
--- a/src/api/controllers/chat.ts
+++ b/src/api/controllers/chat.ts
@ -24,15 +24,15 @@ const FAKE_HEADERS = {
  'Accept-Encoding': 'gzip, deflate, br, zstd',
  'Accept-Language': 'zh-CN,zh;q=0.9',
  'Origin': 'https://kimi.moonshot.cn',
-  // 'Cookie': util.generateCookie(),
+  'Cookie': util.generateCookie(),
  'R-Timezone': 'Asia/Shanghai',
-  'Sec-Ch-Ua': '"Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"',
+  'Sec-Ch-Ua': '"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"',
  'Sec-Ch-Ua-Mobile': '?0',
  'Sec-Ch-Ua-Platform': '"Windows"',
  'Sec-Fetch-Dest': 'empty',
  'Sec-Fetch-Mode': 'cors',
  'Sec-Fetch-Site': 'same-origin',
-  'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'
+  'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36'
 };
 // 文件最大大小
 const FILE_MAX_SIZE = 100 * 1024 * 1024;
@ -56,9 +56,21 @@ async function requestToken(refreshToken: string) {
  const result = await (async () => {
    const result = await axios.get('https://kimi.moonshot.cn/api/auth/token/refresh', {
      headers: {
+        Accept: '*/*',
+        'Accept-Encoding': 'gzip, deflate, br, zstd',
+        'Accept-Language': 'zh-CN,zh;q=0.9',
        Authorization: `Bearer ${refreshToken}`,
+        'Cache-Control': 'no-cache',
+        'Cookie': util.generateCookie(),
+        Pragma: 'no-cache',
        Referer: 'https://kimi.moonshot.cn/',
-        ...FAKE_HEADERS
+        'Sec-Ch-Ua': '"Google Chrome";v="123", "Not:A-Brand";v="8", "Chromium";v="123"',
+        'Sec-Ch-Ua-Mobile': '?0',
+        'Sec-Ch-Ua-Platform': '"Windows"',
+        'Sec-Fetch-Dest': 'empty',
+        'Sec-Fetch-Mode': 'cors',
+        'Sec-Fetch-Site': 'same-origin',
+        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'
      },
      timeout: 15000,
      validateStatus: () => true
@ -67,7 +79,9 @@ async function requestToken(refreshToken: string) {
      access_token,
      refresh_token
    } = checkResult(result, refreshToken);
+    const { id: userId } = await getUserInfo(access_token, refreshToken);
    return {
+      userId,
      accessToken: access_token,
      refreshToken: refresh_token,
      refreshTime: util.unixTimestamp() + ACCESS_TOKEN_EXPIRES
@ -100,7 +114,7 @@ async function requestToken(refreshToken: string) {
 * 
 * @param refreshToken 用于刷新access_token的refresh_token
 */
-async function acquireToken(refreshToken: string): Promise<string> {
+async function acquireToken(refreshToken: string): Promise<any> {
  let result = accessTokenMap.get(refreshToken);
  if (!result) {
    result = await requestToken(refreshToken);
@ -110,7 +124,26 @@ async function acquireToken(refreshToken: string): Promise<string> {
    result = await requestToken(refreshToken);
    accessTokenMap.set(refreshToken, result);
  }
-  return result.accessToken;
+  return result;
+}
+
+/**
+ * 获取用户信息
+ * 
+ * @param refreshToken 用于刷新access_token的refresh_token
+ */
+async function getUserInfo(accessToken: string, refreshToken: string) {
+  const result = await axios.get('https://kimi.moonshot.cn/api/user', {
+    headers: {
+      Authorization: `Bearer ${accessToken}`,
+      Referer: 'https://kimi.moonshot.cn/',
+      'X-Traffic-Id': `7${util.generateRandomString({ length: 18, charset: 'numeric' })}`,
+      ...FAKE_HEADERS
+    },
+    timeout: 15000,
+    validateStatus: () => true
+  });
+  return checkResult(result, refreshToken);
 }

 /**
@ -121,14 +154,18 @@ async function acquireToken(refreshToken: string): Promise<string> {
 * @param refreshToken 用于刷新access_token的refresh_token
 */
 async function createConversation(name: string, refreshToken: string) {
-  const token = await acquireToken(refreshToken);
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
  const result = await axios.post('https://kimi.moonshot.cn/api/chat', {
-    name,
-    is_example: false
+    is_example: false,
+    name
  }, {
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: 'https://kimi.moonshot.cn/',
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    },
    timeout: 15000,
@ -148,11 +185,43 @@ async function createConversation(name: string, refreshToken: string) {
 * @param refreshToken 用于刷新access_token的refresh_token
 */
 async function removeConversation(convId: string, refreshToken: string) {
-  const token = await acquireToken(refreshToken);
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
  const result = await axios.delete(`https://kimi.moonshot.cn/api/chat/${convId}`, {
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/chat/${convId}`,
+      'X-Traffic-Id': userId,
+      ...FAKE_HEADERS
+    },
+    timeout: 15000,
+    validateStatus: () => true
+  });
+  checkResult(result, refreshToken);
+}
+
+/**
+ * prompt片段提交
+ * 
+ * @param query prompt
+ * @param refreshToken 用于刷新access_token的refresh_token
+ */
+async function promptSnippetSubmit(query: string, refreshToken: string) {
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
+  const result = await axios.post('https://kimi.moonshot.cn/api/prompt-snippet/instance', {
+    "offset": 0,
+    "size": 10,
+    "query": query.replace('user:', '').replace('assistant:', '')
+  }, {
+    headers: {
+      Authorization: `Bearer ${accessToken}`,
+      Referer: 'https://kimi.moonshot.cn/',
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    },
    timeout: 15000,
@ -183,18 +252,23 @@ async function createCompletion(model = MODEL_NAME, messages: any[], refreshToke
      .catch(err => logger.error(err));

    // 创建会话
-    const convId = await createConversation(`cmpl-${util.uuid(false)}`, refreshToken);
+    const convId = await createConversation("未命名会话", refreshToken);

    // 请求流
-    const token = await acquireToken(refreshToken);
+    const {
+      accessToken,
+      userId
+    } = await acquireToken(refreshToken);
+    const sendMessages = messagesPrepare(messages);
    const result = await axios.post(`https://kimi.moonshot.cn/api/chat/${convId}/completion/stream`, {
-      messages: messagesPrepare(messages),
+      messages: sendMessages,
      refs,
      use_search: useSearch
    }, {
      headers: {
-        Authorization: `Bearer ${token}`,
+        Authorization: `Bearer ${accessToken}`,
        Referer: `https://kimi.moonshot.cn/chat/${convId}`,
+        'X-Traffic-Id': userId,
        ...FAKE_HEADERS
      },
      // 120秒超时
@ -211,6 +285,8 @@ async function createCompletion(model = MODEL_NAME, messages: any[], refreshToke
    // 异步移除会话，如果消息不合规，此操作可能会抛出数据库错误异常，请忽略
    removeConversation(convId, refreshToken)
      .catch(err => console.error(err));
+    promptSnippetSubmit(sendMessages[0].content, refreshToken)
+      .catch(err => console.error(err));

    return answer;
  })()
@ -249,20 +325,25 @@ async function createCompletionStream(model = MODEL_NAME, messages: any[], refre
      .catch(err => logger.error(err));

    // 创建会话
-    const convId = await createConversation(`cmpl-${util.uuid(false)}`, refreshToken);
+    const convId = await createConversation("未命名会话", refreshToken);

    // 请求流
-    const token = await acquireToken(refreshToken);
+    const {
+      accessToken,
+      userId
+    } = await acquireToken(refreshToken);
+    const sendMessages = messagesPrepare(messages);
    const result = await axios.post(`https://kimi.moonshot.cn/api/chat/${convId}/completion/stream`, {
-      messages: messagesPrepare(messages),
+      messages: sendMessages,
      refs,
      use_search: useSearch
    }, {
      // 120秒超时
      timeout: 120000,
      headers: {
-        Authorization: `Bearer ${token}`,
+        Authorization: `Bearer ${accessToken}`,
        Referer: `https://kimi.moonshot.cn/chat/${convId}`,
+        'X-Traffic-Id': userId,
        ...FAKE_HEADERS
      },
      validateStatus: () => true,
@ -275,6 +356,8 @@ async function createCompletionStream(model = MODEL_NAME, messages: any[], refre
      // 流传输结束后异步移除会话，如果消息不合规，此操作可能会抛出数据库错误异常，请忽略
      removeConversation(convId, refreshToken)
        .catch(err => console.error(err));
+      promptSnippetSubmit(sendMessages[0].content, refreshToken)
+        .catch(err => console.error(err));
    });
  })()
    .catch(err => {
@ -298,11 +381,15 @@ async function createCompletionStream(model = MODEL_NAME, messages: any[], refre
 * @param refreshToken 用于刷新access_token的refresh_token
 */
 async function fakeRequest(refreshToken: string) {
-  const token = await acquireToken(refreshToken);
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
  const options = {
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/`,
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    }
  };
@ -392,7 +479,7 @@ function messagesPrepare(messages: any[]) {
        return _content + `${message.role || "user"}:${v["text"] || ""}\n`;
      }, content);
    }
-    return content += `${message.role || 'user'}:${message.role == 'user' ? wrapUrlsToTags(message.content) : message.content}\n`;
+    return content += `${message.role || "user"}:${message.role == 'user' ? wrapUrlsToTags(message.content) : message.content}\n`;
  }, '');
  logger.info("\n对话合并：\n" + content);
  return [
@ -418,15 +505,19 @@ function wrapUrlsToTags(content: string) {
 * @param refreshToken 用于刷新access_token的refresh_token
 */
 async function preSignUrl(filename: string, refreshToken: string) {
-  const token = await acquireToken(refreshToken);
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
  const result = await axios.post('https://kimi.moonshot.cn/api/pre-sign-url', {
    action: 'file',
    name: filename
  }, {
    timeout: 15000,
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/`,
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    },
    validateStatus: () => true
@ -495,7 +586,10 @@ async function uploadFile(fileUrl: string, refreshToken: string) {
  // 获取文件的MIME类型
  mimeType = mimeType || mime.getType(filename);
  // 上传文件到目标OSS
-  const token = await acquireToken(refreshToken);
+  const {
+    accessToken,
+    userId
+  } = await acquireToken(refreshToken);
  let result = await axios.request({
    method: 'PUT',
    url: uploadUrl,
@ -506,8 +600,9 @@ async function uploadFile(fileUrl: string, refreshToken: string) {
    timeout: 120000,
    headers: {
      'Content-Type': mimeType,
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/`,
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    },
    validateStatus: () => true
@ -522,8 +617,9 @@ async function uploadFile(fileUrl: string, refreshToken: string) {
    timeout: 15000
  }, {
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/`,
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    }
  });
@ -535,8 +631,9 @@ async function uploadFile(fileUrl: string, refreshToken: string) {
    timeout: 120000
  }, {
    headers: {
-      Authorization: `Bearer ${token}`,
+      Authorization: `Bearer ${accessToken}`,
      Referer: `https://kimi.moonshot.cn/`,
+      'X-Traffic-Id': userId,
      ...FAKE_HEADERS
    }
  });
@ -759,7 +856,7 @@ async function getTokenLiveStatus(refreshToken: string) {
    } = checkResult(result, refreshToken);
    return !!(access_token && refresh_token)
  }
-  catch(err) {
+  catch (err) {
    return false;
  }
 }
--- a/src/lib/util.ts
+++ b/src/lib/util.ts
@ -50,13 +50,10 @@ const util = {
    generateCookie() {
        const timestamp = util.unixTimestamp();
        const items = [
-            `Hm_lvt_4532beacc312859e0aa3e4a80566b706=${timestamp - Math.round(Math.random() * 2592000)}`,
            `Hm_lvt_358cae4815e85d48f7e8ab7f3680a74b=${timestamp - Math.round(Math.random() * 2592000)}`,
            `_ga=GA1.1.${util.generateRandomString({ length: 10, charset: 'numeric' })}.${timestamp - Math.round(Math.random() * 2592000)}`,
-            `_ga_31QPQG2YYD=GS1.1.${timestamp - Math.round(Math.random() * 2592000)}.17.0.${timestamp - Math.round(Math.random() * 2592000)}.0.0.0`,
-            `Hm_lpvt_4532beacc312859e0aa3e4a80566b706=${timestamp - Math.round(Math.random() * 2592000)}`,
-            `Hm_lpvt_358cae4815e85d48f7e8ab7f3680a74b=${timestamp - Math.round(Math.random() * 2592000)}`,
-            `_ga_YXD8W70SZP=GS1.1.${timestamp - Math.round(Math.random() * 2592000)}.35.1.${timestamp - Math.round(Math.random() * 2592000)}.0.0.0`
+            `_ga_YXD8W70SZP=GS1.1.${timestamp - Math.round(Math.random() * 2592000)}.1.1.${timestamp - Math.round(Math.random() * 2592000)}.0.0.0`,
+            `Hm_lpvt_358cae4815e85d48f7e8ab7f3680a74b=${timestamp - Math.round(Math.random() * 2592000)}`
        ];
        return items.join('; ');
    },