/usr/share/perl5/NagiosGrapher/Hooks/SrvExtTest.pm is in nagiosgrapher 1.7.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | package NagiosGrapher::Hooks::SrvExtTest;
use NagiosGrapher::Hooks::Generic;
@ISA = ("NagiosGrapher::Hooks::Generic");
1;
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