i have small script gets basic information server ip-, , mac-address of server script running on, posting results mysql database, works fine , code shown below. when use cronjob execute script ip address being stored, reason $_server['server_addr'] blank when being executed cronjob. this script runs every min, , run on multi raspberry pi's can tell connected share job requests. $mac_address = getmaclinux(); $server_ip = $config['server_ip']; $client_ip = $_server['server_addr']; $client_name = $config['client_name']; $ch = curl_init(); $url = "{$server_ip}/checkin0.php"; echo "url = {$url}"."<br>"; curl_setopt($ch, curlopt_url,$url); curl_setopt($ch, curlopt_post, true); curl_setopt($ch, curlopt_postfields, "client_ip={$client_ip}&client_name={$client_name}&client_mac={$mac_address}"); curl_setopt($ch, curlopt_returntransfer, true); $output = curl_exec ($ch); // execute...
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