documentation

docs/software-requirements.md

@@ -23,6 +23,7 @@ Open XDMoD requires the following software:
     - [APCu][php-pecl-apcu]
 - [Java][] 1.8 including the [JDK][]
 - [Chromium][]
+    - `chromium-headless` is assumed, but chromium has been known to work
 - [libRsvg][]
 - [ghostscript][] 9+
 - [cron][]
@@ -84,7 +85,8 @@ added with this command for CentOS 7:
                   php-pear-MDB2 php-pear-MDB2-Driver-mysql \
                   java-1.8.0-openjdk java-1.8.0-openjdk-devel \
                   mariadb-server mariadb cronie logrotate \
-                  ghostscript php-mbstring php-pecl-apcu jq
+                  ghostscript php-mbstring php-pecl-apcu jq \
+                  chromium-headless librsvg2-tools
 
 **NOTE**: After installing Apache and MySQL you must make sure that they
 are running.  CentOS may not start these services and they will not
@@ -140,53 +142,13 @@ compatible with MySQL 8.0 at this time.
 Refer to the [Configuration Guide](configuration.html#mysql-configuration)
 for configuration details.
 
-### PhantomJS
+### Chromium
 
-The recommended version is 2.1.1.
+Chromium is required for graph exporting.
 
-**NOTE**: PhantomJS does not work properly with the default CentOS
-SELinux security policy.  You will need to disable SELinux or create a
-custom policy.
+Open XDMoD has been tested with `chromium-headless` from EPEL, `chromium` from EPEL was shown to be usable, but is not actively tested.
 
-#### Creating a custom SELinux Policy for PhantomJS and ghostscript
+### SELinux
 
-If you have already tried to generate a report and got an error with phantom JS you can use the [audit2allow][centosselinux] command to generate a policy for you
-
-[centosselinux]: https://wiki.centos.org/HowTos/SELinux#head-faa96b3fdd922004cdb988c1989e56191c257c01
-
-```
-# grep phantomjs /var/log/audit/audit.log | audit2allow -M httpd_phantomjs
-# semodule -i httpd_phantomjs.pp
-```
-
-The other way is to compile the module
-
-```
-# yum install selinux-policy-devel
-# mkdir /tmp/httpd_phantomjs
-# cd /tmp/httpd_phantomjs
-# cat << EOF >> httpd_phantomjs
-module httpd_phantomjs 1.0;
-
-require {
-	type httpd_t;
-	type fonts_t;
-	type ld_so_cache_t;
-	type fonts_cache_t;
-	class process execmem;
-	class file execute;
-}
-
-#============= httpd_t ==============
-allow httpd_t fonts_cache_t:file execute;
-allow httpd_t fonts_t:file execute;
-allow httpd_t ld_so_cache_t:file execute;
-
-#!!!! This avc is allowed in the current policy
-allow httpd_t self:process execmem;
-EOF
-
-# make -f /usr/share/selinux/devel/Makefile
-# semodule -i httpd_phantomjs.pp
-# rm -rf /tmp/httpd_phantomjs
-```
+Open XDMoD does not work with the default CentOS
+SELinux security policy.  You will need to disable SELinux.