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#!/usr/bin/perl
use strict;
use warnings;
use Template;
use File::Find::Rule;
use File::Path qw(make_path remove_tree);
use File::Basename qw (fileparse dirname);
use File::Copy::Recursive qw(fcopy dirmove);
use File::Temp qw (tempdir);
use lib '/usr/share/perl5/';
my $have_mirmon = 0;
my $masterlist = '/usr/local/src/grml-mirrors/Mirrors.masterlist';
my $mirmonconf = '/etc/mirmon.conf';
my $fh;
my $m;
my $conf;
my $state;
if (eval {require Mirmon::Mirmon; 1 } && -f $masterlist && -f $mirmonconf) {
$have_mirmon = 1;
open ($fh, '<', $masterlist) or die "Could not open $masterlist: $!";
$m = Mirmon ->new($mirmonconf);
$conf = $m->conf ; # a Mirmon::Conf object
$state = $m->state ; # the mirmon state
} else {
print "Skipping mirmon, it's either not installed or not configured.\n";
}
my $out_dir = shift || "out/";
my $mirrors;
sub get_last_state ($) {
my $url = shift;
my $mirror_state = $state->{ $url } ; # a Mirmon::Mirror object
my ($time, $history) = split('-', $mirror_state->{state_history});
my $last_state = substr($history,-1,1);
return $last_state;
}
my $data;
while (($have_mirmon) && (my $line = <$fh>)) {
chomp $line;
if ($line =~ /([^:]+): (.*)/) {
my $key = lc($1);
my $value = $2;
$data->{$key} = $value;
} elsif ($line eq '') {
my $url = sprintf ("http://%s%s", $data->{'site'}, $data->{'grml-http'});
next if get_last_state($url) eq 'f';
$mirrors->{ $data->{'country'} }->{ $data->{'site'} } = $data;
$data = undef;
} else {
print "Malformed line: $line\n";
}
}
if ($data) {
my $url = sprintf ("http://%s%s", $data->{'site'}, $data->{'grml-http'});
$mirrors->{ $data->{'country'} }->{ $data->{'site'} } = $data if get_last_state($url) eq 'f';
}
#find all files
#rule to match git directorys
my $git = File::Find::Rule->directory
->name(".git")
->prune
->discard;
#matches all files
my $file_rule = File::Find::Rule->file();
#match symlinks
my $symlink_rule = File::Find::Rule->symlink();
#combine all rules
my @files = File::Find::Rule->or( $git, $file_rule, $symlink_rule )
->in('.');
#create a tempdir
my $tempdir = tempdir( CLEANUP => 1 );
make_path("$tempdir/out") or die "Could not create $tempdir/out: $!";
#initialize template toolkit
my $template = Template->new;
foreach my $file (@files) {
next if $file =~ /^$out_dir/;
next if $file =~ /$0$/;
if ($file =~ /\.tt2$/) {
my $output;
$template->process($file, { mirrors => $mirrors }, \$output)
|| die "Could not process file \"$file\": $!";
my ($name,$path,$suffix) = fileparse($file,qw (.tt2));
make_path("$tempdir/out/$path") unless -d "$tempdir/out/$path";
open (my $fh, '>', "$tempdir/out/$path/$name")
or die "Could not write to $file: $!";
print $fh $output;
close($fh);
} else {
fcopy ($file, "$tempdir/out/$file") or die "Could not copy $file to $tempdir/out/$file: $!";
}
}
$out_dir =~ s/\/$//;
if (-d $out_dir) {
dirmove ($out_dir, $out_dir . ".bak")
or die "Could not move $out_dir to $out_dir.bak: $!";
}
if (! dirmove ("$tempdir/out", "$out_dir")) {
warn "Could not move $tempdir/out to $out_dir: $!";
warn "Rollback";
remove_tree($out_dir);
dirmove ($out_dir . ".bak", $out_dir);
} else {
remove_tree($out_dir . ".bak");
}