支付宝app支付一些问题,回调验签失败,换秘钥.

收到支付宝回调数据,$_post验签失败,然后把验签的数据打印出来,用验签工具验证,验证成功.  

 

问题是:用验签工具验证数据,验证成功,代码实现却是验签失败,问过支付宝人工,也没解决了,最后把秘钥换了,验签成功.

## 签多多支付宝app支付日志 source/log.txt
### 回调信息,支付宝返回的信息
gmt_create=2017-07-10+15%3A35%3A47&charset=UTF-8&seller_email=***&subject=%E5%A5%97%E9%A4%90&sign=g0WfjNQLpvKq2kEskMVvtoKlFLnYcgf6Hzqzk***********&body=%E5%A5%97%E9%A4%90&buyer_id=*****&invoice_amount=0.01&notify_id=6e157fa14591f96540a8bf5a19fa&fund_bill_list=%5B%7B%22amount%22%3A%220.01%22%2C%22fundChannel%22%3A%22ALIPAYACCOUNT%22%7D%5D&notify_type=trade_status_sync&trade_status=TRADE_SUCCESS&receipt_amount=0.01&app_id=*************&buyer_pay_amount=0.01&sign_type=RSA2&seller_id=208862******&gmt_payment=2017-07-10+15%3A35%3A48&notify_time=2017-07-10+15%3A35%3A48&version=1.0&out_trade_no=20170710153538*****&total_amount=0.01&trade_no=20170710210010***588923&auth_app_id=2017042606***&buyer_logon_id=187****8004&point_amount=0.00

### 待验证的字符串,除了sign\sign_type\空值外
app_id=2017042***89045&auth_app_id=201704***89045&body=套餐&buyer_id=2088602***90631&buyer_logon_id=187****8004&buyer_pay_amount=0.01&charset=UTF-8&fund_bill_list=[{"amount":"0.01","fundChannel":"ALIPAYACCOUNT"}]&gmt_create=2017-07-10 15:35:47&gmt_payment=2017-07-10 15:35:48&invoice_amount=0.01&notify_id=6e157fa14591******a8bf5a1&notify_time=2017-07-10 15:35:48&notify_type=trade_status_sync&out_trade_no=**********&point_amount=0.00&receipt_amount=0.01&seller_email=**************&seller_id=************&subject=套餐&total_amount=0.01&trade_no=********************&trade_status=TRADE_SUCCESS&version=1.0
### 提取的sign
g0WfjNQLpvKq2kEskMVvtoKlFLnYcgf6Hzqzk8*************************RVAoBWOfh0Tkt9MfaZP/Ye+Z3rqBPMismA3o2ogVRGkukmFCKYJy9ijZqnDZsSj+Q==
### 支付宝公钥,不是应用公钥
-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApr0/wLgbgl8V3meeHrye
FC3QzH5Ub/8qQaAXN**************wkeGlgqRhzk5hiT/RgQ7u72v0LHDQ
d+OTJMM4o8zZjMzCXJhxCy1aGZpkNkLYfU+Hvs52VSZ+/RtRg8wWk8q5KrU07Bon
2+PKdrCU2t3K0ztIR+9Vb0Hyf9ecmjKti8orJzC3HhR5Tov9jBk/I8uhdCPS5dQo
vQIDAQAB
-----END PUBLIC KEY-----
### RSA2 sign_type
### 订单号 2017071015353868054
### 验签成功 success