Apache as a Proxy/Reverse Proxy using mod proxy http
From Labrats.us
Jump to navigationJump to searchInstall and setup CentOS 7 server as detailed int eh below article:
New CentOS 7 Server Setup Commands
Install apache / httpd
# yum install httpd Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: mirror.dal10.us.leaseweb.net * extras: mirror.dal10.us.leaseweb.net * updates: repo1.dal.innoscale.net base | 3.6 kB 00:00:00 epel | 4.7 kB 00:00:00 extras | 2.9 kB 00:00:00 updates | 2.9 kB 00:00:00 (1/3): epel/x86_64/group_gz | 95 kB 00:00:00 (2/3): epel/x86_64/updateinfo | 1.0 MB 00:00:00 (3/3): epel/x86_64/primary_db | 6.9 MB 00:00:00 Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-93.el7.centos will be installed --> Processing Dependency: httpd-tools = 2.4.6-93.el7.centos for package: httpd-2.4.6-93.el7.centos.x86_64 --> Processing Dependency: /etc/mime.types for package: httpd-2.4.6-93.el7.centos.x86_64 --> Processing Dependency: libaprutil-1.so.0()(64bit) for package: httpd-2.4.6-93.el7.centos.x86_64 --> Processing Dependency: libapr-1.so.0()(64bit) for package: httpd-2.4.6-93.el7.centos.x86_64 --> Running transaction check ---> Package apr.x86_64 0:1.4.8-5.el7 will be installed ---> Package apr-util.x86_64 0:1.5.2-6.el7 will be installed ---> Package httpd-tools.x86_64 0:2.4.6-93.el7.centos will be installed ---> Package mailcap.noarch 0:2.1.41-2.el7 will be installed --> Finished Dependency Resolution Dependencies Resolved =================================================================================== Package Arch Version Repository Size =================================================================================== Installing: httpd x86_64 2.4.6-93.el7.centos base 2.7 M Installing for dependencies: apr x86_64 1.4.8-5.el7 base 103 k apr-util x86_64 1.5.2-6.el7 base 92 k httpd-tools x86_64 2.4.6-93.el7.centos base 92 k mailcap noarch 2.1.41-2.el7 base 31 k Transaction Summary =================================================================================== Install 1 Package (+4 Dependent packages) Total download size: 3.0 M Installed size: 10 M Is this ok [y/d/N]: y Downloading packages: (1/5): apr-1.4.8-5.el7.x86_64.rpm | 103 kB 00:00:00 (2/5): apr-util-1.5.2-6.el7.x86_64.rpm | 92 kB 00:00:00 (3/5): httpd-tools-2.4.6-93.el7.centos.x86_64.rpm | 92 kB 00:00:00 (4/5): httpd-2.4.6-93.el7.centos.x86_64.rpm | 2.7 MB 00:00:00 (5/5): mailcap-2.1.41-2.el7.noarch.rpm | 31 kB 00:00:00 ----------------------------------------------------------------------------------- Total 6.9 MB/s | 3.0 MB 00:00 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : apr-1.4.8-5.el7.x86_64 1/5 Installing : apr-util-1.5.2-6.el7.x86_64 2/5 Installing : httpd-tools-2.4.6-93.el7.centos.x86_64 3/5 Installing : mailcap-2.1.41-2.el7.noarch 4/5 Installing : httpd-2.4.6-93.el7.centos.x86_64 5/5 Verifying : apr-1.4.8-5.el7.x86_64 1/5 Verifying : httpd-tools-2.4.6-93.el7.centos.x86_64 2/5 Verifying : mailcap-2.1.41-2.el7.noarch 3/5 Verifying : httpd-2.4.6-93.el7.centos.x86_64 4/5 Verifying : apr-util-1.5.2-6.el7.x86_64 5/5 Installed: httpd.x86_64 0:2.4.6-93.el7.centos Dependency Installed: apr.x86_64 0:1.4.8-5.el7 apr-util.x86_64 0:1.5.2-6.el7 httpd-tools.x86_64 0:2.4.6-93.el7.centos mailcap.noarch 0:2.1.41-2.el7 Complete!
Install mod_proxy_html
# yum install mod_proxy_html Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: mirror.dal10.us.leaseweb.net * extras: mirror.dal10.us.leaseweb.net * updates: repo1.dal.innoscale.net Resolving Dependencies --> Running transaction check ---> Package mod_proxy_html.x86_64 1:2.4.6-93.el7.centos will be installed --> Finished Dependency Resolution Dependencies Resolved =================================================================================== Package Arch Version Repository Size =================================================================================== Installing: mod_proxy_html x86_64 1:2.4.6-93.el7.centos base 51 k Transaction Summary =================================================================================== Install 1 Package Total download size: 51 k Installed size: 58 k Is this ok [y/d/N]: y Downloading packages: mod_proxy_html-2.4.6-93.el7.centos.x86_64.rpm | 51 kB 00:00:00 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : 1:mod_proxy_html-2.4.6-93.el7.centos.x86_64 1/1 Verifying : 1:mod_proxy_html-2.4.6-93.el7.centos.x86_64 1/1 Installed: mod_proxy_html.x86_64 1:2.4.6-93.el7.centos Complete!
Update ServerName setting in /etc/httpd/conf/httpd.conf
ServerName den1-webmail-proxy.risebroadband.com:80
Add virtual hosts to /etc/httpd/conf.d/virtualhosts.conf
<VirtualHost *:80> ServerName mail2.compassnet.com ProxyRequests On ProxyPass / http://mail.compassnet.com/ ProxyPassReverse / http://mail.compassnet.com/ ProxyPassReverseCookieDomain "mail.compassnet.com" "mail2.compassnet.com" </VirtualHost> <VirtualHost *:80> ServerName mail2.reinfo.org ProxyRequests On ProxyPass / http://mail.reinfo.org/ ProxyPassReverse / http://mail.reinfo.org/ ProxyPassReverseCookieDomain "mail.reinfo.org" "mail2.reinfo.org" </VirtualHost>
- ProxyRequests - turns on proxy
- ProxyPass - specify when the proxy starts and where the server to proxy to. The start path could be root as shown, or could only part of the web site.
- ProxyPassReverse - rewrite and redirects or URLs that coem fro the remote server so the proxy passes back URLs that will stay on the proxy.
- ProxyPassReverseCookieDomain - Rewrite the URL in any cookies that are passed.
Enable httpd:
# /bin/systemctl enable httpd
Start httpd
# /bin/systemctl start httpd
