Proxing to tomcat with httpd Jean-Frederic Clere Principal Software Engineer / Red Hat What I will cover ● Proxy what and why. ● Protocols – AJP – HTTP/HTTPS (1.1) – HTTP/2 (H2 and H2C) – Others h2c, h2 – https /TLS proxying ● Demo ● QUESTIONS? 10/12/22 2 Who I am Jean-Frederic Clere Red Hat Years writing JAVA code and server software Tomcat committer since 2001 Doing OpenSource since ● Keep the overhead of h2 in the proxy 12 10/12/22 Other proxies ● HAProxy (in the cloud / openshift for example) ● mod_cluster (httpd dynamic load balancer) ● Undertow proxy (jboss servlet container)

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

Starting Apache httpd Stopping and Restarting Overview for the impatient Installing on Fedora/CentOS/Red Hat Enterprise Linux sudo yum install httpd sudo systemctl enable httpd sudo systemctl start httpd derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

27) • Stopping and Restarting (p. 29) Overview for the impatient Installing on Fedora/CentOS/Red Hat Enterprise Linux sudo yum install httpd sudo systemctl enable httpd sudo systemctl start httpd ! derived in 1998), Red Hat’s commercial Secure Web Server (which was based on mod ssl), Covalent’s commercial Raven SSL Module (also based on mod ssl) and finally C2Net’s (now Red Hat’s) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ˜ character

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character

derived in 1998), Red Hat’s commercial Secure Web Server (which was based on mod ssl), Covalent’s commercial Raven SSL Module (also based on mod ssl) and finally C2Net’s (now Red Hat’s) commercial product that applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ˜ character

derived in 1998), Red Hat's commercial Secure Web Server (which was based on mod_ssl), Covalent's commercial Raven SSL Module (also based on mod_ssl) and finally C2Net's (now Red Hat's) commercial product applies to cat.html here # This would apply to cat.html, bat.html, hat.php and so on. Regular expressions can also be used, with the addition of the ~ character