110 lines
3.5 KiB
PHP
110 lines
3.5 KiB
PHP
<?php
|
|
|
|
require_once(__DIR__.'/vendor/autoload.php');
|
|
use PhpAmqpLib\Connection\AMQPStreamConnection;
|
|
use PhpAmqpLib\Connection\AMQPSSLConnection;
|
|
use PhpAmqpLib\Message\AMQPMessage;
|
|
|
|
|
|
$lineReadTimeout=1;
|
|
|
|
$port=getenv("SCANNER_PORT");
|
|
$rabbitHost=getenv("RABBITMQ_HOST");
|
|
$rabbitPort=getenv("RABBITMQ_PORT")?getenv("RABBITMQ_PORT"):5672;
|
|
$rabbitLogin=getenv("RABBITMQ_USER");
|
|
$rabbitPass=getenv("RABBITMQ_PASSWORD");
|
|
$rabbitUseSSL=getenv("RABBITMQ_USE_SSL")==="true";
|
|
$rabbitVirtualHost=getenv("RABBITMQ_VIRTUAL_HOST")?getenv("RABBITMQ_VIRTUAL_HOST"):"/";
|
|
$routingTag=getenv("DEFAULT_TAG")?getenv("DEFAULT_TAG"):null;
|
|
|
|
$connection=null;
|
|
$channel=null;
|
|
|
|
|
|
while (1) {
|
|
try {
|
|
$connection=rabbitConnect($rabbitHost, $rabbitPort, $rabbitLogin, $rabbitPass, $rabbitUseSSL);
|
|
$channel=$connection->channel();
|
|
scanner($channel, $port);
|
|
} catch (Exception $e) {
|
|
print "Exception ".$e->getMessage()."\n";
|
|
$channel->close();
|
|
$connection->close();
|
|
$s=rand(5, 15);
|
|
print "Sleep $s seconds..";
|
|
sleep($s);
|
|
print "Ok\n";
|
|
}
|
|
}
|
|
|
|
function rabbitConnect($rabbitHost, $rabbitPort, $rabbitLogin, $rabbitPass, $rabbitUseSSL=false, $rabbitVirtualHost="/") {
|
|
if ($rabbitUseSSL) {
|
|
$ssl_opts=[
|
|
// set some SSL/TLS specific options
|
|
'verify_peer' => true,
|
|
'verify_peer_name' => true,
|
|
'allow_self_signed' => false
|
|
];
|
|
|
|
$connection = new AMQPSSLConnection($rabbitHost, $rabbitPort, $rabbitLogin, $rabbitPass, $rabbitVirtualHost, $ssl_opts);
|
|
} else {
|
|
$connection = new AMQPStreamConnection($rabbitHost, $rabbitPort, $rabbitLogin, $rabbitPass, $rabbitVirtualHost);
|
|
}
|
|
return $connection;
|
|
}
|
|
|
|
function register($channel, $routingTag) {
|
|
print "Register\n";
|
|
if (!empty($routingTag)) {
|
|
$msg = new AMQPMessage(json_encode(["type"=>"service","data"=>"register"]));
|
|
$channel->basic_publish($msg, 'fox.barcode', $routingTag);
|
|
}
|
|
}
|
|
|
|
function scanner($channel, $port) {
|
|
global $routingTag;
|
|
|
|
$fp = @fopen($port, "rb+");
|
|
if ($fp==null) {
|
|
throw new Exception("Scanner failed. Is it connected?");
|
|
} else {
|
|
print "Scanner connected\n";
|
|
if (!empty($routingTag)) {
|
|
$msg = new AMQPMessage(json_encode(["type"=>"service","data"=>"scannerReady"]));
|
|
$channel->basic_publish($msg, 'fox.barcode', $routingTag);
|
|
}
|
|
|
|
}
|
|
|
|
while (1) {
|
|
$buffer = fgets($fp, 4096);
|
|
$rv=explode("\n", $buffer);
|
|
if ($buffer === false) {
|
|
if (!empty($routingTag)) {
|
|
$msg = new AMQPMessage(json_encode(["type"=>"service","data"=>"scannerFailed"]));
|
|
$channel->basic_publish($msg, 'fox.barcode', $routingTag);
|
|
}
|
|
throw new Exception("Stream read failed. Scanner disconnected?");
|
|
}
|
|
|
|
if (preg_match('/^fxc([0-9a-f]{20})xf$/', $buffer, $ref)) {
|
|
print "Pairing request. Routing tag: $ref[1]\n";
|
|
$routingTag=$ref[1];
|
|
$msg = new AMQPMessage(json_encode(["type"=>"service","data"=>"scannerRegistered"]));
|
|
$channel->basic_publish($msg, 'fox.barcode', $routingTag);
|
|
|
|
} else {
|
|
print "Read: $rv[0]";
|
|
if (!empty($routingTag)) {
|
|
$msg = new AMQPMessage(json_encode(["type"=>"code","data"=>$rv[0]]));
|
|
$channel->basic_publish($msg, 'fox.barcode', $routingTag);
|
|
|
|
print " [S]";
|
|
} else {
|
|
print " [-]";
|
|
}
|
|
print "\n";
|
|
}
|
|
}
|
|
}
|