http://ssl.webangel.ie/ 2026-05-28T13:35:04+00:00 http://ssl.webangel.ie/ http://ssl.webangel.ie/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-10-07T10:14:17+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=classnotes:rh134:selinux:booleans&rev=1759832057&do=diff Adjust SELinux Policy with Booleans You can see all the booleans by using semanage boolean -l THere are a lot so should consider using grep THis shows 2 states first one is current status and second is the persistent You can also see the status of booleans with text/html 2025-10-07T10:14:17+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=classnotes:rh134:selinux:context&rev=1759832057&do=diff Context everything has a label. Each label is divided into 5 components user _u$ role _r$ type _t ^sensitivity s category c These define what you can do in the selinux landscape You can see the context using the -Z option Examples text/html 2025-10-07T10:14:17+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=classnotes:rh134:selinux:control-selinux&rev=1759832057&do=diff Control Selinux File Context use semanage to manage contexts A copy operations inherits destinations context a move operation retains its selinux context to troubleshoot selinux issue start by changing to permissive if your action is allowed then selinux is causing issues text/html 2025-10-07T10:14:17+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=classnotes:rh134:selinux:resolve&rev=1759832057&do=diff Investigate and Resolve SELinux Issues * Most access denials indicate that SELinux is working correctly by blocking improper actions. * Evaluating denied actions requires some familiarity with normal, expected service actions. * The most common SELinux issue is an incorrect context on new, copied, or moved files.