How to set up suexec to work with virtual hosts and php. How to use suexec in apache to run cgi scripts on an ubuntu vps. Copy the suexec executable created in the exercise above to the defined. Lots of web developers would like to run php as a particular user, suexec with. Using suexec to run php under a different account i wanted to run php for some virtual hosts on a webserver using the users account for her websites that were handled in apaches nf via virtual hosts. The challenge with securing a shared hosting server is how to secure the website from attack both from the outside and from the inside.
This tutorial has been tested on redhat 9 and redhat 8, as well as freebsd. How to set up suexec to work with virtual hosts and php introduction suexec is a mechanism supplied with apache that allows to execute cgi scripts as the user they belong to, rather than apaches run user. If the request is for a userdir, is the requested directory within the directory. This document only applies to systems that run easyapache3. I think having an own user for froxlor is a nice solution as we dont want ftp access for it anyway. To to activate the new configuration, you need to run. How to enable user home directories in apache on sles 10. Download php from sources first then run this from the folder where the files were unpacked.
After following falcos tutorial i managed to have working virtual hosts one per file. Compiling the suexec wrapper you now need to compile the suexec wrapper. The module suexec lets you run cgi scripts under a different user and group. To do so, i planned to use suexec apache suexec is a feature of the apache web server. Enable suexec 201606 normally, a process owner of cgi performing is the apache admin user, but its possible to perform cgi scripts with other userid as process owner to. To learn about the potential vulnerabilities of this set up, research setuid configuration. Apache2, suexec, php5 and fastcgi for virtual domains.
Debugging a suexec problem can be frustrating, particularly since almost any problem with a cgi script in a suexecenabled environment turns out to be related to the wrapper. Now, i want to access a users home from the following url. Compiling apache for use with suexec by default, apache is compiled to look for the suexec wrapper in the following location. The installation should work fairly similar on each variation of unixlinux. How to configure php and suexec from the command line. Except that you have to ensure each php script is a proper executable on your. When you do this, you can change apaches php handler configuration, change the default version of php that your server uses, and enable or disable the suexec feature. What is apache userdir module and why is it disabled on.
If the request is for a userdir, is the requested directory within the users document root. Noncgi requests are still processed with the user specified in the user directive. Apache downloads the php files instead of executing them. The suexecusergroup directive allows you to specify a user and group for cgi programs to run as. A restart of d will finish the process and all should now work. This improves security in situations where multiple mutually distrusting users have the possibility to put cgi content on the server. This is a complete working solution to build apache d2. The first two lines contain the suexec document root and the suexec userdir. Mariadb 1 install mariadb 2 install phpmyadmin 3 mariadb replication.
Suexec allows you to lock down this ability for greater security. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Engelschall and was originally derived from software developed by ben laurie. Apache downloads the php files instead of executing them in. Configure php and suexec version 68 documentation cpanel. Be careful when using suexec, because it can actually create more security vulnerabilities if it is configured incorrectly. How to set up suexec to work with virtual hosts and php alain knaff.
Php has builtin features to help, but ultimately it s the wrong place to address the problem. Normally, all web server processes run as the default web server user often run, data, apache or no. The subject matter is happening on a fresh virtualmin setup. Apache 2 and php 4 and 5 installation guide crucial paradigm. Apache has builtin features too, but the performance cost of these features is prohibitive this has created a gap that a number of thirdparty solutions. Nov 01, 20 suexec allows you to lock down this ability for greater security. When you enable suexec, apache runs cgi software as the account owner rather than as the nobody user. Apache suexec is a feature of the apache web server. To change the default php version, select the version of php that you wish to use from the default php version.
Mar 29, 2017 now that we have all set up, we will enable suexec for froxlor. The typical warning signal of a suexec problem is a request for a cgi script that results in a 500 internal server error page. One way to use the suexec wrapper is through the suexecusergroup directive in virtualhost definitions. Now that we have all set up, we will enable suexec for froxlor. Create the script cgibin php5defaultphpfcgiwrapper with the following contents. Do not use the method in the old procedure section for setting up php interpretation in users home directories the old procedure uses an insecure and performancewasting method for achieving this goal. The article is aimed at web developers and webmasters who want to run php scripts more securely, do not want to recompile suexec and have sites hosted under user. Customizing apache2suexeccustom it tips and tricks. I think the correct value for dir will be the usrhome specified in the warning. These forums are locked and archived, but all topics have been migrated to the new forum. I wanted to run php for some virtual hosts on a webserver using the users account for her websites that were handled in apaches nf via virtual hosts.
Install, configure, and troubleshoot linux web server apache. Normally, all web server processes run as the default web server user often run, data, apache or nobody. Nov 16, 2008 debugging a suexec problem can be frustrating, particularly since almost any problem with a cgi script in a suexecenabled environment turns out to be related to the wrapper. This script offers nearly the same functionality as whms configure php and suexec interface whm home service configuration configure php and suexec. It allows users to run common gateway interface cgi and server side includes ssi applications as a different user. This article is about setting up apache to run php as a particular user suexec, in a virtual hosting environment vhost and mitigating the performance hit from doing so fcgi. Create a test script which has 700 permission with the user ubuntu and make sure it works normally. Oct 31, 20 this is a complete working solution to build apache d2. The suexec feature consists of a module for the web server and a binary executable. Instead of execute php files, he services me as download.
Install, configure, and troubleshoot linux web server apache 20170321 20190108 comments16 in this tutorial, we will talk about linux web server or apache web server specifically and how to install it and configure it to serve your content to others. By setting this directive to values different from the main server user id. Users who are more comfortable with a graphical interface may prefer that method. Enable suexec 201606 normally, a process owner of cgi performing is the apache admin user, but its possible to perform cgi scripts with other userid as process owner to enable suexec function.
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