IOS IAP Server Two verification what happens when you suddenly break the net?

Source: Internet
Author: User

If the transaction is completed, to its own server two authentication (server to user value-added operation), the customer service end suddenly broken network or Apple server connection is not what to do, and now do not find the perfect solution, now temporarily use this method:

Transaction persists, saves the encrypted Base64 string locally, and automatically re-verifies each time the user logs on.

When two authentication, the user's customer service end of the network, will enter the retry state. If two times verification, the server is disconnected, curl will get a "couldn T connect to host" error, the server end multiplicity try. For the network time-out or unable to find the host will be transaction save the line, because HTTP is based on the TCP/IP protocol service hierarchy application, so the verification passed or failed to directly remove the line.

Then the problem comes, the user after two times the verification timeout, deleted the app, then the end ...

IOS IAP Server Two verification what happens when you suddenly break the net?

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