iOS客户端第一次启动可以上传成功，第二次就不行了。这是为什么？失效时间是默认的

Question

015-03-02 10:55:55.885 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.113542
2015-03-02 10:55:55.886 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.226373
2015-03-02 10:55:55.886 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.226373
2015-03-02 10:55:55.885 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.113542
2015-03-02 10:55:55.887 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.056771
2015-03-02 10:55:56.078 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.239088
2015-03-02 10:55:56.078 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.227085
2015-03-02 10:55:56.210 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.251042
2015-03-02 10:55:56.284 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.260606
2015-03-02 10:55:56.474 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.265387
2015-03-02 10:55:56.532 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.270169
2015-03-02 10:55:56.643 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.283856
2015-03-02 10:55:56.756 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.296469
2015-03-02 10:55:56.899 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.301251
2015-03-02 10:55:56.933 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.306032
2015-03-02 10:55:56.972 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.310814
2015-03-02 10:55:57.191 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.317987
2015-03-02 10:55:57.581 YiQiXue[9935:304331] key:2015-03-02-02-55-39.jpg percent :0.339505
2015-03-02 10:55:57.734 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.344286
2015-03-02 10:55:57.734 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.344286
2015-03-02 10:55:57.921 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.356241
2015-03-02 10:55:57.969 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.363413
2015-03-02 10:55:58.073 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.368195
2015-03-02 10:55:58.455 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.380149
2015-03-02 10:55:58.544 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.387322
2015-03-02 10:55:58.605 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.392104
2015-03-02 10:55:58.705 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.413622
2015-03-02 10:55:58.705 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.397398
2015-03-02 10:55:58.726 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.430358
2015-03-02 10:55:58.882 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.444703
2015-03-02 10:55:58.882 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.454170
2015-03-02 10:55:59.473 YiQiXue[9935:304384] key:2015-03-02-02-55-39.jpg percent :0.567712
2015-03-02 10:55:59.473 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.454170
2015-03-02 10:55:59.473 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.624483
2015-03-02 10:55:59.474 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.680154
2015-03-02 10:55:59.474 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.680154
2015-03-02 10:55:59.631 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.693209
2015-03-02 10:55:59.631 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.693209
2015-03-02 10:55:59.660 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.697991
2015-03-02 10:55:59.694 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.721899
2015-03-02 10:55:59.805 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.738026
2015-03-02 10:55:59.805 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.771498
2015-03-02 10:55:59.818 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.785843
2015-03-02 10:55:59.832 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.794797
2015-03-02 10:55:59.834 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.799579
2015-03-02 10:55:59.843 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.804360
2015-03-02 10:55:59.910 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.809142
2015-03-02 10:55:59.934 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.851568
2015-03-02 10:56:00.017 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.856350
2015-03-02 10:56:00.017 YiQiXue[9935:304387] key:2015-03-02-02-55-39.jpg percent :0.908339
2015-03-02 10:56:00.354 YiQiXue[9935:304332] key:2015-03-02-02-55-39.jpg percent :0.950000
2015-03-02 10:56:00.354 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.908339
2015-03-02 10:56:00.354 YiQiXue[9935:304385] key:2015-03-02-02-55-39.jpg percent :0.950000
2015-03-02 10:56:00.532 YiQiXue[9935:303209] key:2015-03-02-02-55-39.jpg percent :1.000000
2015-03-02 10:56:04.751 YiQiXue[9935:303209] dicResponse ：
2015-03-02 10:56:04.751 YiQiXue[9935:303209]
2015-03-02 10:56:04.751 YiQiXue[9935:303209] {
hash = Fv8Le0t0pvVh7cQ9u7EYDGGJRsP3;
key = "2015-03-02-02-55-39.jpg";

2015-03-02 11:00:19.176 YiQiXue[9956:306539] Upload Path: /Users/apple/Library/Developer/CoreSimulator/Devices/B0FD3E87-8DD1-4471-A74A-F12ECA723738/data/Containers/Data/Application/38821A6E-BA01-4211-BC13-0D2838A822DC/tmp/2015-03-02-03-00-16.jpg

2015-03-02 11:08:04.561 YiQiXue[9956:306539] error ：Error Domain=NSURLErrorDomain Code=-1001 "The operation couldn’t be completed. (NSURLErrorDomain error -1001.)" UserInfo=0x7dccda90 {NSErrorFailingURLKey=http://up.qiniu.com/, NSErrorFailingURLStringKey=http://up.qiniu.com/, NSUnderlyingError=0x7df4f810 "The operation couldn’t be completed. (kCFErrorDomainCFNetwork error -1001.)"}
2015-03-02 11:08:04.561 YiQiXue[9956:306539]

Answer 1

Error Domain=NSURLErrorDomain Code=-1001 这个问题是网络连接失败导致的，如果是连接wifi，那么可以在PC端使用qwebtest工具进行上传网络环境的测试，在真机上也可以安装http://kb.qiniu.com/ios-android-%E7%BD%91%E7%BB%9C%E7%8E%AF%E5%A2%83%E6%B5%8B%E8%AF%95 中介绍的网络环境测试app，测试一下 ping upload.qiniu.com和nslookup upload.qiniu.com的结果。