copy-log.php

<?php

# Run this script once a day via cron
# to persist apache_access.log.1.gz log in ./storage/logs/

$src = '../logs/apache_access.log.1.gz';
$dest_dir = './storage/logs/';
$dest_prefix = 'apache_access.';
$dest_file = $dest_dir . $dest_prefix . date("Y-m-d", strtotime("yesterday")).'.log.gz';
$keep_max_files  = 10;


if (!file_exists($src)) {
	die("Src file $src does not exist");
}

if (file_exists($dest_file)) {
	die("Dest file $dest_file already exist");
}

if (!copy($src, $dest_file)) {
	die("Failed to copy");
}

# Clean up older log files
foreach (array_reverse(glob($dest_dir . $dest_prefix . '*')) as $key => $file) {

	if ($key > $keep_max_files-2) {
		if (unlink(realpath($file))) {
			echo PHP_EOL . "Removed $file";
		}
	}
}