IT32089: IIB SENDS HTTP HEADER THAT INCLUDES BOTH CONTENT-LENGTH AND TRANSFER-ENCODING WHEN COMPRESSION IS ENABLED

APAR status

• Closed as program error.

Error description

• As per RFC 7230 (https://tools.ietf.org/html/rfc7230 ), a
  sender MUST NOT send a Content-Length header field in any
  message
  
  that contains a Transfer-Encoding header field.
  
  
  
  
  When compression is enabled on HTTP (S) Connector, both
  Content-Length and Transfer-Encoding is included in the http
  header that is replied back to the client.
  

Local fix

Problem summary

• ****************************************************************
  USERS AFFECTED:
  <span style="background-color:rgb(255, 255, 255)">All users of
  IBM Integration Bus V10 using the compression property of
  HTTP(S)Connector.</span>
  
  
  Platforms affected:
  z/OS, MultiPlatform
  
  ****************************************************************
  PROBLEM DESCRIPTION:
  <span style="background-color:rgb(255, 255, 255)">When
  compression is enabled on HTTP (S)Connector, both Content-Length
  and Transfer-Encoding is included in the HTTP </span><span
  style="background-color:rgb(255, 255, 255)">header that is
  replied back to the client. With Transfer-Encoding, the
  Content-Length is not expected.   </span>
  

Problem conclusion

• The product removes Content-Length when Transfer-Encoding is
  present in the HTTP response to client.
  
  ---------------------------------------------------------------
  The fix is targeted for delivery in the following PTFs:
  
  Version    Maintenance Level
  v10.0      10.0.0.22
  
  The latest available maintenance can be obtained from:
  http://www-01.ibm.com/support/docview.wss?rs=849&uid=swg27006041
  
  If the maintenance level is not yet available,information on
  its planned availability can be found on:
  http://www-1.ibm.com/support/docview.wss?rs=849&uid=swg27006308
  ---------------------------------------------------------------
  

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

  INTEGRATION BUS

• Fixed component ID

  5724J0540

Applicable component levels