id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	due_date
112	支付宝单方面修改ip之后引起的故障	huangzhong		"* 现象
用户报障说商品购买失败

* 故障
查看应用错误日志，发现有如下的异常
{{{
[08-03 17:20:21.321] java.net.ConnectException: Connection refused
[08-03 17:20:21.321]    at java.net.PlainSocketImpl.socketConnect(Native Method)
[08-03 17:20:21.321]    at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
[08-03 17:20:21.321]    at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
[08-03 17:20:21.321]    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
[08-03 17:20:21.321]    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
[08-03 17:20:21.321]    at java.net.Socket.connect(Socket.java:519)
[08-03 17:20:21.321]    at com.sun.net.ssl.internal.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:550)
[08-03 17:20:21.321]    at com.sun.net.ssl.internal.ssl.SSLSocketImpl.<init>(SSLSocketImpl.java:394)
[08-03 17:20:21.321]    at com.sun.net.ssl.internal.ssl.SSLSocketFactoryImpl.createSocket(SSLSocketFactoryImpl.java:123)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.protocol.SSLProtocolSocketFactory.createSocket(SSLProtocolSocketFactory.java:82)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.protocol.SSLProtocolSocketFactory.createSocket(SSLProtocolSocketFactory.java:127)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.HttpConnection.open(HttpConnection.java:707)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.open(MultiThreadedHttpConnectionManager.java:1361)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:387)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)
[08-03 17:20:21.321]    at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:323)
[08-03 17:20:21.321]    at cn.com.pconline.enterprise.util.StringUtils.readHtml(StringUtils.java:261)
[08-03 17:20:21.321]    at cn.com.pconline.enterprise.util.StringUtils.readXmlD(StringUtils.java:403)
[08-03 17:20:21.321]    at cn.com.pconline.enterprise.web.OrderController.vbSubmitOrder(OrderController.java:716)
}}}

* 故障解决
日志很明显看出是网友购买时我们调用支付宝的接口被拒绝，第一时间询问网络同事，看网络是否正常，是否做过网络调整，答曰无，然后联系支付宝那边，说是接口使用了新的ip地址，坑爹啊，竟然不提前通知我们，网络把支域名绑定到新的ip之后问题解决。
"	defect	closed	major		系统相关	6.0	fixed	支付宝 域名绑定		03/08/2012