/usr/share/perl5/NeedRestart.pm is in needrestart 1.2-8+deb8u1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | # needrestart - Restart daemons after library updates.
#
# Authors:
# Thomas Liske <thomas@fiasko-nw.net>
#
# Copyright Holder:
# 2013 - 2014 (C) Thomas Liske [http://fiasko-nw.net/~thomas/]
#
# License:
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this package; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
package NeedRestart;
use strict;
use warnings;
use Module::Find;
use NeedRestart::Utils;
use constant {
NEEDRESTART_PRIO_LOW => 1,
NEEDRESTART_PRIO_MEDIUM => 10,
NEEDRESTART_PRIO_HIGH => 100,
};
require Exporter;
our @ISA = qw(Exporter);
our @EXPORT = qw(
NEEDRESTART_PRIO_LOW
NEEDRESTART_PRIO_MEDIUM
NEEDRESTART_PRIO_HIGH
needrestart_ui
needrestart_interp_check
needrestart_interp_source
);
our @EXPORT_OK = qw(
needrestart_ui_register
needrestart_ui_init
needrestart_interp_register
);
our %EXPORT_TAGS = (
ui => [qw(
NEEDRESTART_PRIO_LOW
NEEDRESTART_PRIO_MEDIUM
NEEDRESTART_PRIO_HIGH
needrestart_ui_register
needrestart_ui_init
)],
interp => [qw(
needrestart_interp_register
)],
);
our $VERSION = '1.2';
my $LOGPREF = '[Core]';
my %UIs;
sub needrestart_ui_register($$) {
my $pkg = shift;
my $prio = shift;
$UIs{$pkg} = $prio;
}
sub needrestart_ui_init($$) {
my $debug = shift;
my $prefui = shift;
# load prefered UI module
if(defined($prefui)) {
return if(eval "use $prefui; 1;");
}
# autoload UI modules
foreach my $module (findsubmod NeedRestart::UI) {
unless(eval "use $module; 1;") {
warn "Error loading $module: $@\n" if($@ && $debug);
}
}
}
sub needrestart_ui {
my $debug = shift;
my $prefui = shift;
needrestart_ui_init($debug, $prefui) unless(%UIs);
my ($ui) = sort { $UIs{$b} <=> $UIs{$a} } keys %UIs;
return undef unless($ui);
print STDERR "$LOGPREF Using UI '$ui'...\n" if($debug);
return $ui->new($debug);
}
my %Interps;
my $idebug;
sub needrestart_interp_register($) {
my $pkg = shift;
$Interps{$pkg} = new $pkg($idebug);
}
sub needrestart_interp_init($) {
$idebug = shift;
# autoload Interp modules
foreach my $module (findsubmod NeedRestart::Interp) {
unless(eval "use $module; 1;") {
warn "Error loading $module: $@\n" if($@ && $idebug);
}
}
}
sub needrestart_interp_check($$$) {
my $debug = shift;
my $pid = shift;
my $bin = shift;
needrestart_interp_init($debug) unless(%Interps);
foreach my $interp (values %Interps) {
if($interp->isa($pid, $bin)) {
print STDERR "$LOGPREF #$pid is a ".(ref $interp)."\n" if($debug);
my $ps = nr_ptable_pid($pid);
my %files = $interp->files($pid);
if(grep {$_ > $ps->start} values %files) {
if($debug) {
print STDERR "$LOGPREF #$pid uses obsolete script file(s):";
print STDERR join("\n$LOGPREF #$pid ", '', map {($files{$_} > $ps->start ? $_ : ())} keys %files);
print STDERR "\n";
}
return 1;
}
}
}
return 0;
}
sub needrestart_interp_source($$$) {
my $debug = shift;
my $pid = shift;
my $bin = shift;
needrestart_interp_init($debug) unless(%Interps);
foreach my $interp (values %Interps) {
if($interp->isa($pid, $bin)) {
print STDERR "$LOGPREF #$pid is a ".(ref $interp)."\n" if($debug);
my $src = $interp->source($pid);
print STDERR "$LOGPREF #$pid source is ".(defined($src) ? $src : 'UNKNOWN')."\n" if($debug);
return ($src) if(defined($src));;
return ();
}
}
return ();
}
1;
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