On Thu, Mar 05, 2020 at 01:52:57PM +0000, Piyush Kumar Nayak wrote: > Is there a way to get Tomcat's AJP connector to bind to both IPv4 and IPv6 > loopback addresses. > > By default, it seems that Tomcat binds to IPv4 loopback > Default connector config : > <Connector protocol="AJP/1.3" port="8014" redirectPort="8447" > packetSize="65535" secret="xxx" tomcatAuthentication="false"/> > > netstat -ano | findstr 8014 > TCP 127.0.0.1:8014 0.0.0.0:0 LISTENING 8616 > TCP 127.0.0.1:8014 127.0.0.1:57510 ESTABLISHED 8616 > TCP 127.0.0.1:57510 127.0.0.1:8014 ESTABLISHED 11800 > > Introducing the address attribute like so : > <Connector protocol="AJP/1.3" address="::1" port="8014" redirectPort="8447" > packetSize="65535" secret="xxx" tomcatAuthentication="false"/> > binds it to IPv6 loopback > TCP [::1]:8014 [::]:0 LISTENING 8616 > TCP [::1]:8014 [::1]:57522 ESTABLISHED 8616 > TCP [::1]:57522 [::1]:8014 ESTABLISHED 6564 > > Is there a way to make it bind to both the loopbacks. The problem we are > facing is our Tomcat installations can have connector configured with IIS or > Apache HTTPD. > Apache connector, by default seems to make a socket connection using the > address ::1 (IPv6 loop back address), whereas IIS connector tries to bind to > the IPv4 loopback.
Two things I would try:
1. Two connectors, one with address='::1' and the other with
address='127.0.0.1', both with port='8014'.
2. Configure the other end explicitly: tell HTTPD and IIS which
address to use, and then configure your AJP Connector to match.
--
Mark H. Wood
Lead Technology Analyst
University Library
Indiana University - Purdue University Indianapolis
755 W. Michigan Street
Indianapolis, IN 46202
317-274-0749
www.ulib.iupui.edu
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