diff --git a/Web.py b/Web.py
index cb12477..0987151 100644
--- a/Web.py
+++ b/Web.py
@@ -1,11 +1,19 @@
 #!/usr/bin/python
 # -*- coding:utf-8 -*-
 
+import json
+import redis
+import random
+import hashlib
 from flask import Flask, request
 
 apiPath = '/'
 api = Flask(__name__)
 
+redisPort = 6379
+redisHost = 'localhost'
+redisPrefix = 'proxyc-'
+
 accessToken = 'dnomd343'
 
 def httpPostArg(field: str): # 获取HTTP POST参数
@@ -20,6 +28,16 @@ def httpPostArg(field: str): # 获取HTTP POST参数
         pass
     return None
 
+def genRandomId(length = 24): # 生成随机ID
+    tag = ''
+    for i in range(0, length):
+        tmp = random.randint(0, 15)
+        if tmp >= 10:
+            tag += chr(tmp + 87) # a ~ f
+        else:
+            tag += str(tmp) # 0 ~ 9
+    return tag
+
 def genError(message: str): # 生成JSON错误回复
     return {
         'success': False,
@@ -28,11 +46,51 @@ def genError(message: str): # 生成JSON错误回复
 
 def getAllTask(): # 获取当前所有检测任务
     # TODO: redis query
+    # print(redisObject.keys(redisPrefix + '*'))
     return [
         '54cd9ba3a8e86f93',
         'f43c9bae21ae8693',
     ]
 
+def addCheckTask(priority, checkList, proxyList): # 检测任务加入数据库
+    digestList = []
+    checkId = genRandomId()
+    for proxyInfo in proxyList:
+        digest = hashlib.md5(json.dumps({
+            'check': checkList,
+            'info': proxyInfo,
+        }).encode(encoding = 'UTF-8')).hexdigest() # 计算节点摘要
+        digestList.append(digest)
+        repeatKey = redisObject.keys(redisPrefix + 'check-*-' + digest)
+        if repeatKey != []: # 存在重复
+            repeatKey = str(repeatKey[0], encoding = 'utf-8')
+            repeatPriority = repeatKey[len(redisPrefix) + 6:][:1] # 获取原优先级
+            if ord(repeatPriority) > ord(priority): # 原优先级较低
+                redisObject.rename( # 提升优先级
+                    repeatKey,
+                    redisPrefix + 'check-' + priority + '-' + digest
+                )
+        else:
+            redisObject.set( # 写入数据库
+                redisPrefix + 'check-' + priority + '-' + digest,
+                json.dumps({
+                    'tag': digest,
+                    'check': checkList,
+                    'info': proxyInfo
+                })
+            )
+    redisObject.set( # 记录任务
+        redisPrefix + 'task-' + checkId,
+        json.dumps({
+            'checkId': checkId,
+            'priority': priority,
+            'check': checkList,
+            'proxy': digestList,
+            'checkNum': len(digestList),
+            'completeNum': 0
+        })
+    )
+
 def getCheckList(): # 获取检测任务列表
     if request.args.get('token') != accessToken: # token无效
         return genError('invalid token')
@@ -42,11 +100,14 @@ def getCheckList(): # 获取检测任务列表
     }
 
 def newCheckTask(): # 新增检测任务
+    import ProxyDecoder as Decoder
+    import ProxyFilter as Filter
+
     if httpPostArg('token') != accessToken: # token无效
         return genError('invalid token')
 
     priority = httpPostArg('priority') # 优先级选项
-    if not 'priority' in ['a','b','c','d','e']:
+    if not priority in ['a','b','c','d','e']:
         priority = 'c' # 默认优先级
 
     checkList = httpPostArg('check') # 检测列表
@@ -61,13 +122,21 @@ def newCheckTask(): # 新增检测任务
         return genError('missing proxy list')
     if isinstance(proxyList, str): # 单项任务
         proxyList = [ proxyList ]
-    
-    # TODO: decode and filter
-    # TODO: save to redis and generate checkId
-
+    for i in range(0, len(proxyList)):
+        if isinstance(proxyList[i], str): # 解码分享链接
+            proxyList[i] = Decoder.decode(proxyList[i])
+            if proxyList[i] == None:
+                return genError('could not decode index ' + str(i))
+        status, proxyList[i] = Filter.filter(proxyList[i]) # 节点信息检查
+        if status == False: # 节点不合法
+            return genError('index ' + str(i) + ': ' + proxyList[i])
+
+    checkId = addCheckTask(priority, checkList, proxyList) # 任务加入数据库
+    if checkId == None: # 异常错误
+        return genError('server error')
     return {
         'success': True,
-        'checkId': '233'
+        'checkId': checkId
     }
 
 def getTaskInfo(checkId): # 获取任务详情
@@ -98,4 +167,9 @@ def check_id(checkId):
     elif request.method == 'POST':
         return deleteTask(checkId)
 
+redisObject = redis.StrictRedis(
+    db = 0,
+    host = redisHost,
+    port = redisPort
+)
 api.run(host = '0.0.0.0', port = 43581, debug = True)