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New algorithm for calculating packet name, EMSI/BINKP inbound processing tested, Netmail rejection and intransit processing

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This commit is contained in:
Deon George 2021-07-24 00:53:35 +10:00
parent 2fdc6eabad
commit ee30ef92c3
12 changed files with 184 additions and 54 deletions
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2
app/Classes/FTN/Message.php
View File

@ -163,7 +163,7 @@ class Message extends FTNBase
*
* @param string $msg
* @param Domain|null $domain
* @return static
* @return Message
* @throws InvalidPacketException
*/
public static function parseMessage(string $msg,Domain $domain=NULL): self

2
app/Classes/FTN/Packet.php
View File

@ -62,7 +62,7 @@ class Packet extends FTNBase
{
$this->messages = collect();
$this->domain = NULL;
$this->name = sprintf('%08x',Carbon::now()->timestamp);
$this->name = sprintf('%08x',timew());
// If we are creating an outbound packet, we need to set our header
if ($o)

10
app/Classes/FTN/Process.php
View File

@ -19,7 +19,7 @@ abstract class Process
/**
* This function will format text to static::MSG_WIDTH, as well as adding the logo.
*/
protected static function format_msg(string $text): string
public static function format_msg(string $text,array $logo = []): string
{
$msg = utf8_decode(join("\r",static::msg_header()))."\r";
$c = 0;
@ -29,8 +29,8 @@ abstract class Process
$ll = '';
// Add our logo
if ($c<count(static::$logo)) {
$line = utf8_decode(Arr::get(static::$logo,$c++));
if ($c<count($logo)) {
$line = utf8_decode(Arr::get($logo,$c++));
$ll = $line.' ';
}
@ -60,8 +60,8 @@ abstract class Process
}
// In case our text is shorter than the loo
for ($c; $c<count(static::$logo);$c++)
$msg .= utf8_decode(Arr::get(static::$logo,$c))."\r";
for ($c; $c<count($logo);$c++)
$msg .= utf8_decode(Arr::get($logo,$c))."\r";
return $msg;
}

7
app/Classes/FTN/Process/Ping.php
View File

@ -16,7 +16,7 @@ use App\Models\{Netmail,Setup};
*/
final class Ping extends Process
{
protected static array $logo = [
private static array $logo = [
'ÚÄ¿þÚÄ¿ÚÄ¿',
'³ ³Â³ ³Àij',
'ÃÄÙÁÁ ÁÄÄÙ'
@ -29,7 +29,8 @@ final class Ping extends Process
Log::info(sprintf('Processing PING message from (%s) [%s]',$msg->user_from,$msg->fftn));
$reply = sprintf("Your ping was received here on %s and it took %s to get here.\r",
$reply = sprintf("Your ping was received here on %s and it looks like you sent it on %s. If that is correct, then it took %s to get here.\r",
$msg->date->toDateTimeString(),
Carbon::now()->toDateTimeString(),
$msg->date->diffForHumans(['parts'=>3,'syntax'=>CarbonInterface::DIFF_ABSOLUTE])
);
@ -46,7 +47,7 @@ final class Ping extends Process
$o->subject = 'Ping Reply';
$o->fftn_id = ($x=$msg->tftn_o) ? $x->id : NULL;
$o->tftn_id = ($x=$msg->fftn_o) ? $x->id : NULL;
$o->msg = static::format_msg($reply);
$o->msg = static::format_msg($reply,self::$logo);
$o->reply = $msg->msgid;
$o->tagline = 'My ping pong opponent was not happy with my serve. He kept returning it.';

4
app/Classes/File/Send.php
View File

@ -120,6 +120,7 @@ final class Send extends Item
*
* @param string $file
* @throws Exception
* @todo Catch if we add the same file twice
*/
public function add(string $file): void
{
@ -277,7 +278,8 @@ final class Send extends Item
throw new Exception('No file open for seek');
if ($this->sending instanceof Mail) {
$rc = ($pos < $this->size) ? $pos : $this->size;
$pos = ($pos < $this->size) ? $pos : $this->size;
$rc = TRUE;
} else {
$rc = (fseek($this->f,$pos,SEEK_SET) === 0);

30
app/Classes/Protocol/Binkp.php
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@ -623,14 +623,6 @@ final class Binkp extends BaseProtocol
// @todo lock nodes
$this->node->ftn = $o;
// Add our mail to the queue if we have authenticated
if ($this->node->aka_authed)
foreach ($this->node->aka_remote as $ao) {
$this->send->mail($ao);
}
Log::info(sprintf('%s: = Node has [%lu] mail and [%lu] files - [%lu] items',__METHOD__,$this->send->mail_size,$this->send->file_size,$this->send->total_count));
$rc = $this->node->aka_num;
}
@ -653,8 +645,6 @@ final class Binkp extends BaseProtocol
return 0;
}
$this->msgs(self::BPM_NUL,sprintf('TRF %lu %lu',$this->send->mail_size,$this->send->file_size));
if ($this->md_challenge) {
$this->msgs(self::BPM_PWD,sprintf('CRAM-MD5-%s',$this->node->get_md5chal($this->md_challenge)));
@ -697,6 +687,8 @@ final class Binkp extends BaseProtocol
}
/**
* We received EOB from the remote.
*
* @throws Exception
*/
private function M_eob(string $buf): int
@ -718,7 +710,7 @@ final class Binkp extends BaseProtocol
}
if ($this->send->total_count)
$this->sessionClear(self::SE_NOFILES);
$this->sessionClear(self::SE_NOFILES|self::SE_SENTEOB);
}
return 1;
@ -1066,6 +1058,14 @@ final class Binkp extends BaseProtocol
}
}
// Add our mail to the queue if we have authenticated
if ($this->node->aka_authed)
foreach ($this->node->aka_remote as $ao) {
$this->send->mail($ao);
}
$this->msgs(self::BPM_NUL,sprintf('TRF %lu %lu',$this->send->mail_size,$this->send->file_size));
Log::debug(sprintf('%s: = End',__METHOD__));
return $this->binkp_hsdone();
}
@ -1142,6 +1142,12 @@ final class Binkp extends BaseProtocol
if (strlen($tmp))
$this->msgs(self::BPM_NUL,sprintf('OPT%s',$tmp));
// Add our mail to the queue if we have authenticated
if ($this->node->aka_authed)
foreach ($this->node->aka_remote as $ao) {
$this->send->mail($ao);
}
$this->msgs(self::BPM_NUL,sprintf('TRF %lu %lu',$this->send->mail_size,$this->send->file_size));
$this->msgs(self::BPM_OK,sprintf('%ssecure',$have_pwd ? '' : 'non-'));
@ -1235,7 +1241,7 @@ final class Binkp extends BaseProtocol
if ($rd && ! $this->binkp_recv())
break;
if (($this->mqueue->count() || $wd) && ! $this->binkp_send())
if (($this->mqueue->count() || $wd) && ! $this->binkp_send() && (! $this->send->total_count))
break;
}

2
app/Classes/Protocol/Zmodem.php
View File

@ -206,7 +206,7 @@ final class Zmodem extends Protocol implements CRCInterface,ZmodemInterface
if (! parent::onConnect($client)) {
$this->session(self::SESSION_ZMODEM,$client);
$this->client->close();
Log::info(sprintf('%s: = End - Connection closed [%s]',__METHOD__,$client->getAddress()));
Log::info(sprintf('%s: = End - Connection closed [%s]',__METHOD__,$client->address_remote));
}
return NULL;

24
app/Classes/Sock/SocketClient.php
View File

@ -246,30 +246,6 @@ final class SocketClient {
return new self($socket,$speed);
}
/**
* Return the client's address
*
* @return string
* @todo change to __get()
* @deprecated
*/
public function getAddress(): string
{
return $this->address;
}
/**
* Return the port in use
*
* @return int
* @todo change to __get()
* @deprecated
*/
public function getPort(): int
{
return $this->port;
}
/**
* @param int $timeout
* @return int

2
app/Console/Commands/BinkpSend.php
View File

@ -52,6 +52,6 @@ class BinkpSend extends Command
$o = new Binkp(Setup::findOrFail(config('app.id')));
$o->session(Binkp::SESSION_BINKP,$client,$no);
Log::info(sprintf('Connection ended: %s',$client->getAddress()),['m'=>__METHOD__]);
Log::info(sprintf('Connection ended: %s',$client->address_remote),['m'=>__METHOD__]);
}
}

2
app/Console/Commands/ZmodemSend.php
View File

@ -40,6 +40,6 @@ class ZmodemSend extends Command
$o = new ZmodemClass;
$o->session(Protocol::SESSION_ZMODEM,$client);
Log::info(sprintf('Connection ended: %s',$client->getAddress()),['m'=>__METHOD__]);
Log::info(sprintf('Connection ended: %s',$client->address_remote),['m'=>__METHOD__]);
}
}

69
app/Jobs/ProcessPacket.php
View File

@ -7,9 +7,10 @@ use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\Log;
use App\Classes\FTN\Message;
use App\Models\Setup;
use App\Classes\FTN\{Message,Process};
use App\Models\{Netmail,Setup};
class ProcessPacket implements ShouldQueue
{
@ -34,6 +35,8 @@ class ProcessPacket implements ShouldQueue
// If we are a netmail
if ($this->msg->isNetmail()) {
// @todo Enable checks to reject old messages
// @todo Enable checks to reject duplicate
// @todo Enable checks to see if this is a file request or file send
// Determine if the message is to this system, or in transit
if ($ftns->search(function($item) { return $this->msg->tftn == $item->ftn; }) !== FALSE) {
@ -51,16 +54,74 @@ class ProcessPacket implements ShouldQueue
// If not processed, no users here!
if (! $processed) {
dump('message not processed, no users here');
$reject = [
'ÚÄ¿ÚÄ¿ ÂÚÄ¿ÚÄ¿Ú¿',
'³ ³ÄÙ ³³ÄÙ³ ³ ',
'Á ÀÄÙÀÄÙÀÄÙÀÄÙ Á '
];
Log::info(sprintf('Netmail to the Hub from (%s) [%s] but no users here.',$this->msg->user_from,$this->msg->fftn));
$reply = "Your Netmail was not processed by the hub and cannot be delivered to anybody (as there are no users here).\r";
$reply .= "\r";
$reply .= "\r";
$reply .= "This is your original message:\r";
$reply .= "------------------------------ BEING MESSAGE ------------------------------\r";
$reply .= sprintf("TO: %s\r",$this->msg->user_to);
$reply .= sprintf("SUBJECT: %s\r",$this->msg->subject);
$reply .= $this->msg->message;
$reply .= "------------------------------ CONTROL LINES ------------------------------\r";
$reply .= sprintf("DATE: %s\r",$this->msg->date->format('Y-m-d H:i:s'));
$reply .= sprintf("MSGID: %s\r",$this->msg->msgid);
foreach ($this->msg->kludge as $k=>$v)
$reply .= sprintf("@%s: %s\n",strtoupper($k),$v);
foreach ($this->msg->via as $via)
$reply .= sprintf("VIA: %s\n",$via);
$reply .= "------------------------------ END MESSAGE ------------------------------\r";
$o = new Netmail();
$o->to = $this->msg->user_from;
$o->from = Setup::PRODUCT_NAME;
$o->subject = 'Message Undeliverable - '.$this->msg->msgid;
$o->fftn_id = ($x=$this->msg->tftn_o) ? $x->id : NULL;
$o->tftn_id = ($x=$this->msg->fftn_o) ? $x->id : NULL;
$o->msg = Process::format_msg($reply,$reject);
$o->reply = $this->msg->msgid;
$o->tagline = 'Do you think it was fate which brought us together? Nah, bad luck :(';
$o->tearline = sprintf('--- %s (%s)',Setup::PRODUCT_NAME,(new Setup)->version);
$o->save();
}
// If in transit, store for collection
} else {
Log::info(sprintf('Netmail [%s] in transit to (%s) [%s] from (%s) [%s].',
$this->msg->msgid,
$this->msg->user_to,$this->msg->tftn,
$this->msg->user_from,$this->msg->fftn,
));
// @todo Check if the message is to a system we know about
// @todo In transit loop checking
// @todo In transit TRACE response
dump('netmail in transit');
$o = new Netmail();
$o->to = $this->msg->user_to;
$o->from = $this->msg->user_from;
$o->subject = $this->msg->subject;
$o->fftn_id = ($x=$this->msg->fftn_o) ? $x->id : NULL;
$o->tftn_id = ($x=$this->msg->tftn_o) ? $x->id : NULL;
$o->msg = $this->msg->message;
$o->tearline = $this->msg->tearline;
$o->origin = $this->msg->origin;
$o->kluge = json_encode($this->msg->kludge);
$o->flags = $this->msg->flags;
$o->cost = $this->msg->cost;
$o->save();
}
// Else we are echomail

84
app/helpers.php
View File

@ -76,3 +76,87 @@ if (! function_exists('hexstr')) {
return $x;
}
}
if (! function_exists('timew')) {
/**
* Convert a time into an 32 bit value. This is primarily used to create 8 character hex filenames that
* are unique using 1/10th second precision.
*
* Time is:
* + 02 bits unused
* + 04 bits Month
* + 05 bits Day
* + 05 bits Hour
* + 06 bits Min
* + 06 bits Sec
* + 04 bits 10th Sec
* = 32 (2 bits free)
*
* @param \Carbon\Carbon|null $time
* @return int
*/
function timew(\Carbon\Carbon $time=NULL): int
{
static $delay = 0;
// If we are not passed a time, we'll use the time now
if (! $time) {
// In case we are called twice, we'll delay 1/10th second so we have a unique result.
if (\Carbon\Carbon::now()->getPreciseTimestamp(1) == $delay)
usleep(100000);
$time = \Carbon\Carbon::now();
}
$delay = $time->getPreciseTimestamp(1);
$t = ($time->month & 0xf) << 5;
$t = ($t | ($time->day & 0x1f)) << 5;
$t = ($t | ($time->hour & 0x1f)) << 6;
$t = ($t | ($time->minute & 0x3f)) << 6;
$t = ($t | ($time->second & 0x3f));
return hexdec(sprintf('%07x%1x',$t,(round($time->milli/100) & 0x7f)));
}
}
if (! function_exists('dwtime')) {
/**
* Convert a 40 bit integer into a time.
* @see timew()
*
* @param int $time
* @param int|null $year
* @return \Carbon\Carbon
*/
function wtime(int $time,int $year=NULL): \Carbon\Carbon
{
if (! $year)
$year = \Carbon\Carbon::now()->year;
// Does the time have milli seconds?
if ($time > pow(2,26)-1) {
$milli = ($time & 0xf);
$time = $time >> 4;
} else {
$milli = 0;
}
$sec = ($time & 0x3f);
$time = $time >> 6;
$min = ($time & 0x3f);
$time = $time >> 6;
$hr = ($time & 0x1f);
$time = $time >> 5;
$day = ($time & 0x1f);
$time = $time >> 5;
$month = ($time & 0x1f);
return \Carbon\Carbon::create($year,$month,$day,$hr,$min,$sec+$milli/10);
}
}