Bug ID 946953: HTTP::close used in iRule might not close connection.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 16.0.0, 16.0.0.1, 16.0.1

Fixed In:
16.1.0, 16.0.1.1, 15.1.3

Opened: Sep 21, 2020

Severity: 3-Major

Symptoms

HTTP::close used in an iRule might not close the connection. For example: when HTTP_REQUEST { HTTP::close HTTP::respond 200 -version 1.1 content "OK" Content-Type text/plain }

Impact

HTTP connection can be re-used.

Conditions

Using HTTP::close along with HTTP::respond

Workaround

Explicitly add close header in the HTTP::respond. For example: HTTP::respond 200 content "OK" Connection close

Fix Information

Fixed an issue where HTTP::close might not close a connection.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips