PM99731: JAVA.NET.SOCKETEXCEPTION: ALREADY CONNECTED MESSAGES APPEAR WHEN CONNECTING TO APNS VIA A SOCKS PROXY

Download for IBM Worklight V6.0.0 Fix Pack 2 and IBM Mobile Foundation V6.0.0 Fix Pack 2

APAR status

• Closed as program error.

Error description

• When sending push notification messages through APNS from a
  Worklight server that is behind a SOCKS proxy, error messages
  like the following may appear after a period of time:
  
  20:44:28.325|com.notnoop.apns.internal.ApnsConnectionImpl|ERROR|
  ||||||Couldn't connect to APNS server
  java.net.SocketException: already connected
          at java.net.Socket.connect(Socket.java:519) ~[na:1.6.0]
          at java.net.Socket.connect(Socket.java:488) ~[na:1.6.0]
          at
  
  Once they begin to appear, the notification messages will no
  longer be sent until the server is restarted.
  

Local fix

• Restart the Worklight server.
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Administrators of applications which use push notifications  *
  * to Apple devices, and who are using a SOCKS proxy to connect *
  * to APNS (the Apple push notification service)                *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Push notifications to APNS work fine, until an error in the  *
  * log starts appearing:                                        *
  *      com.notnoop.apns.internal.ApnsConnectionImpl|ERROR|     *
  *      Couldn't connect to APNS server                         *
  *           java.net.SocketException: already connected        *
  *                                                              *
  * At this stage push notifications are not sent to APNS        *
  * anymore.                                                     *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * -                                                            *
  ****************************************************************
  

Problem conclusion

• The library which Worklight uses to connect to APNS has been
  updated and the issue with using SOCKS proxies has been
  resolved.
  
  The fix for this APAR is currently targeted for fixpack 6.0.0.2.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  WORKLIGHT ENTER

• Fixed component ID

  5725I4300

Applicable component levels

• R600 PSY

     UP

• R610 PSY

     UP