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✏️ Editing: 000-local_template_check

#!/usr/local/cpanel/3rdparty/bin/perl

# cpanel - SOURCES/000-local_template_check          Copyright 2017 cPanel, Inc.
#                                                           All Rights Reserved.
# copyright@cpanel.net                                         http://cpanel.net
# This code is subject to the cPanel license. Unauthorized copying is prohibited

package ea_apache24_config_runtime::SOURCES::000_local_template_check;

use strict;
use warnings;

use Cpanel::MD5  ();
use Cpanel::JSON ();

our $tt_dir    = "/var/cpanel/templates/apache2_4";
our %templates = (
    'ea4_main.default'  => 'ea4_main.local',
    'ssl_vhost.default' => 'ssl_vhost.local',
    'vhost.default'     => 'vhost.local',
);

exit( run(@ARGV) ) unless caller;

sub run {
    my @args = @_;

print "Checking ea4 templates …\n";
    my @notify;
    my $had_local = 0;
    my $tt_data   = _get_tt_data($tt_dir);

for my $tt ( sort keys %templates ) {
        next if !-f "$tt_dir/$templates{$tt}";
        $had_local++;
        push( @notify, $tt ) if $tt_data->{_}{just_created} || $tt_data->{$tt}{previous} ne $tt_data->{$tt}{current};
    }

if (@notify) {
        if ( $tt_data->{_}{just_created} ) {
            _send( 1, @notify );
        }
        else {
            _regen_tt_data($tt_dir);
            _send( 0, @notify );
        }
    }
    else {
        if ($had_local) {
            print "\tNo updates to ea4 templates, local templates should still be fine.\n";
        }
        else {
            print "\tNo local templates; nothing to do.\n";
        }
    }

print " … done!\n";
    return 0;    # exit clean
}

###############
#### helpers ##
###############

sub _get_tt_data {
    my ($dir) = @_;

my $just_created = 0;
    if ( !-f "$dir/000-local_template_check.json" || -z _ ) {
        _regen_tt_data($dir);
        $just_created = 1;
    }

my $hr = Cpanel::JSON::LoadFile("$dir/000-local_template_check.json");
    $hr->{_}{just_created} = $just_created;

for my $tt ( sort keys %templates ) {
        $hr->{$tt}{current} = Cpanel::MD5::getmd5sum("$dir/$tt");
    }

return $hr;
}

sub _regen_tt_data {
    my ($dir) = @_;
    my $hr = {};

for my $tt ( sort keys %templates ) {
        $hr->{$tt}{previous} = Cpanel::MD5::getmd5sum("$dir/$tt");
    }

Cpanel::JSON::DumpFile( "$dir/000-local_template_check.json", $hr );

return;
}

sub _send {
    my ( $first_time, @has_local ) = @_;

if ( eval "require Cpanel::iContact::Class::EasyApache::EA4_TemplateCheckUpdated;1" ) {
        print "\tSending iContact (EA4_TemplateCheckUpdated)\n";

my @templates_aoh;
        for my $tt (@has_local) {
            push @templates_aoh, {
                name            => $tt,
                name_full_path  => "$tt_dir/$tt",
                local           => $templates{$tt},
                local_full_path => " $tt_dir/$templates{$tt}"
            };
        }

Cpanel::iContact::Class::EasyApache::EA4_TemplateCheckUpdated->new( templates => \@templates_aoh, first_time => $first_time );    # yes, new() actually results in message delivery <facepalm>
    }
    else {
        print "\tN/A: System does not have the iContact module “EA4_TemplateCheckUpdated”\n";
    }

return;
}

MR SKB