/usr/share/perl5/Rex/Commands/Kernel.pm is in rex 1.4.1-1.
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 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | #
# (c) Jan Gehring <jan.gehring@gmail.com>
#
# vim: set ts=2 sw=2 tw=0:
# vim: set expandtab:
=head1 NAME
Rex::Commands::Kernel - Load/Unload Kernel Modules
=head1 DESCRIPTION
With this module you can load and unload kernel modules.
Version <= 1.0: All these functions will not be reported.
All these functions are not idempotent.
=head1 SYNOPSIS
kmod load => "ipmi_si";
kmod unload => "ipmi_si";
=head1 EXPORTED FUNCTIONS
=cut
package Rex::Commands::Kernel;
use strict;
use warnings;
our $VERSION = '1.4.1'; # VERSION
use Rex::Logger;
use Rex::Commands::Run;
use Rex::Commands::Gather;
use Data::Dumper;
require Rex::Exporter;
use base qw(Rex::Exporter);
use vars qw(@EXPORT);
@EXPORT = qw(kmod);
=head2 kmod($action => $module)
This function loads or unloads a kernel module.
task "load", sub {
kmod load => "ipmi_si";
};
task "unload", sub {
kmod unload => "ipmi_si";
};
If you're using NetBSD or OpenBSD you have to specify the complete path and, if needed the entry function.
task "load", sub {
kmod load => "/usr/lkm/ntfs.o";
kmod load => "/path/to/module.o", entry => "entry_function";
};
=cut
sub kmod {
my ( $action, $module, @rest ) = @_;
my $options = {@_};
my $os = get_operating_system();
my $load_command = "modprobe";
my $unload_command = "rmmod";
if ( $os eq "FreeBSD" ) {
$load_command = "kldload";
$unload_command = "kldunload";
}
elsif ( $os eq "NetBSD" || $os eq "OpenBSD" ) {
$load_command = "modload";
$unload_command = "modunload";
if ( $options->{"entry"} ) {
$load_command .= " -e " . $options->{"entry"};
}
}
elsif ( $os eq "SunOS" ) {
$load_command = "modload -p ";
if ( $options->{"exec_file"} ) {
$load_command .= " -e " . $options->{"exec_file"} . " ";
}
$unload_command = sub {
my @mod_split = split( /\//, $module );
my $mod = $mod_split[-1];
my ($mod_id) = map { /^\s*(\d+)\s+.*$mod/ } run "modinfo";
my $cmd = "modunload -i $mod_id";
if ( $options->{"exec_file"} ) {
$cmd .= " -e " . $options->{"exec_file"};
}
return $cmd;
};
}
elsif ( $os eq "OpenWrt" ) {
$load_command = "insmod";
}
if ( $action eq "load" ) {
Rex::Logger::debug("Loading Kernel Module: $module");
run "$load_command $module";
unless ( $? == 0 ) {
Rex::Logger::info( "Error loading Kernel Module: $module", "warn" );
die("Error loading Kernel Module: $module");
}
else {
Rex::Logger::debug("Kernel Module $module loaded.");
}
}
elsif ( $action eq "unload" ) {
Rex::Logger::debug("Unloading Kernel Module: $module");
my $unload_command_str = $unload_command;
if ( ref($unload_command) eq "CODE" ) {
$unload_command_str = &$unload_command();
}
run "$unload_command_str $module";
unless ( $? == 0 ) {
Rex::Logger::info( "Error unloading Kernel Module: $module", "warn" );
die("Error unloading Kernel Module: $module");
}
else {
Rex::Logger::debug("Kernel Module $module unloaded.");
}
}
else {
Rex::Logger::info("Unknown action $action");
die("Unknown action $action");
}
}
1;
|