/usr/share/perl5/NeedRestart/Interp/Ruby.pm is in needrestart 2.6-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | # needrestart - Restart daemons after library updates.
#
# Authors:
# Thomas Liske <thomas@fiasko-nw.net>
#
# Copyright Holder:
# 2013 - 2015 (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::Interp::Ruby;
use strict;
use warnings;
use parent qw(NeedRestart::Interp);
use Cwd qw(abs_path getcwd);
use Getopt::Std;
use NeedRestart qw(:interp);
use NeedRestart::Utils;
my $LOGPREF = '[Ruby]';
needrestart_interp_register(__PACKAGE__);
sub isa {
my $self = shift;
my $pid = shift;
my $bin = shift;
return 1 if($bin =~ m@/usr/(local/)?bin/ruby@);
return 0;
}
sub _scan($$$$$) {
my $debug = shift;
my $pid = shift;
my $src = shift;
my $files = shift;
my $path = shift;
my $fh;
open($fh, '<', $src) || return;
# find used modules
my %modules = map {
(/^\s*load\s+['"]([^'"]+)['"]/ ? ($1 => 1) : (/^\s*require\s+['"]([^'"]+)['"]/ ? ("$1.rb" => 1) : ()))
} <$fh>;
close($fh);
# track file
$files->{$src}++;
# scan module files
if(scalar keys %modules) {
foreach my $module (keys %modules) {
foreach my $p (@$path) {
my $fn = ($p ne '' ? "$p/" : '').$module;
&_scan($debug, $pid, $fn, $files, $path) if(!exists($files->{$fn}) && -r $fn && -f $fn);
}
}
}
}
sub source {
my $self = shift;
my $pid = shift;
my $ptable = nr_ptable_pid($pid);
unless($ptable->{cwd}) {
print STDERR "$LOGPREF #$pid: could not get current working directory, skipping\n" if($self->{debug});
return ();
}
my $cwd = getcwd();
chdir($ptable->{cwd});
# get original ARGV
(my $bin, local @ARGV) = nr_parse_cmd($pid);
# eat Ruby's command line options
my %opts;
getopts('SUacdlnpswvy0:C:E:F:I:K:T:W:e:i:r:x:e:d:', \%opts);
# extract source file
unless($#ARGV > -1) {
chdir($cwd);
print STDERR "$LOGPREF #$pid: could not get a source file, skipping\n" if($self->{debug});
return undef;
}
my $src = abs_path($ARGV[0]);
chdir($cwd);
unless(-r $src && -f $src) {
print STDERR "$LOGPREF #$pid: source file '$src' not found, skipping\n" if($self->{debug});
print STDERR "$LOGPREF #$pid: reduced ARGV: ".join(' ', @ARGV)."\n" if($self->{debug});
return undef;
}
return $src;
}
sub files {
my $self = shift;
my $pid = shift;
my $ptable = nr_ptable_pid($pid);
my $cwd = getcwd();
chdir($ptable->{cwd});
# get original ARGV
(my $bin, local @ARGV) = nr_parse_cmd($pid);
# eat Ruby's command line options
my %opts;
getopts('SUacdlnpswvy0:C:E:F:I:K:T:W:e:i:r:x:e:d:', \%opts);
# extract source file
unless($#ARGV > -1) {
chdir($cwd);
print STDERR "$LOGPREF #$pid: could not get a source file, skipping\n" if($self->{debug});
return ();
}
my $src = $ARGV[0];
unless(-r $src && -f $src) {
chdir($cwd);
print STDERR "$LOGPREF #$pid: source file '$src' not found, skipping\n" if($self->{debug});
print STDERR "$LOGPREF #$pid: reduced ARGV: ".join(' ', @ARGV)."\n" if($self->{debug});
return ();
}
# prepare include path environment variable
my %e = nr_parse_env($pid);
local %ENV;
if(exists($e{RUBYLIB})) {
$ENV{RUBYLIB} = $e{RUBYLIB};
}
elsif(exists($ENV{RUBYLIB})) {
delete($ENV{RUBYLIB});
}
# get include path
my $rbread = nr_fork_pipe($self->{debug}, $ptable->{exec}, '-e', 'puts $:');
my @path = <$rbread>;
close($rbread);
chomp(@path);
my %files;
_scan($self->{debug}, $pid, $src, \%files, \@path);
my %ret = map {
my $stat = nr_stat($_);
$_ => ( defined($stat) ? $stat->{ctime} : undef );
} keys %files;
chdir($cwd);
return %ret;
}
1;
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