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SELinux System Administration - Second Edition by Sven Vermeulen

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Getting help with denials

On some distributions, additional support tools are available that help us identify the cause of a denial. These tools have some knowledge of the common mistakes (for instance, setting the right context on application files in order for the web server to be able to read them). Other distributions require us to use our experience to make proper decisions, supporting us through the distribution mailing lists, bug tracking sites, and other cooperation locations, for example, IRC.

Troubleshooting with setroubleshoot

In Fedora and RHEL, additional tools are present that help us troubleshoot denials. The tools work together to catch a denial, look for a plausible solution, and inform the administrator about the denial and its ...

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