<?php
declare(strict_types=1);
$lane=$argv[1]??'';$mode=$argv[2]??'';if(!in_array($lane,['B','C'],true)||!in_array($mode,['preflight','auth','launch','step','finish','cleanup','puregate','tap-proof'],true))exit(78);
$pid=$lane==='B'?10001:112175;$root=$lane==='B'?'/tmp/zhct-http-store-mysql.dQTTBP':'/tmp/zhct-dm-poc-20260928.fcpiiN/store';if(strpos((string)file_get_contents('/proc/'.$pid.'/cmdline'),$root.'/public')===false)throw new RuntimeException('Parent drift');
$allowed=['PATH','LANG','LC_ALL','LC_CTYPE','TZ','NLS_LANG','DM_CHARSET','DM_SVC_PATH','DM_HOME','LD_LIBRARY_PATH','POC_HOST','POC_PORT','POC_SCHEMA','POC_USER','POC_PASSWORD','POC_AI_HOST','POC_AI_PORT','POC_AI_SCHEMA','POC_AI_USER','POC_AI_PASSWORD','POC_DIALECT','POC_PREFIX','POC_CHARSET','POC_EXTERNAL_STUBS','POC_REAL_QUEUE'];$env=[];foreach(explode("\0",(string)file_get_contents('/proc/'.$pid.'/environ'))as $pair){$p=explode('=',$pair,2);if(count($p)===2&&in_array($p[0],$allowed,true))$env[$p[0]]=$p[1];}if(($env['POC_EXTERNAL_STUBS']??'')!=='1'||($env['POC_REAL_QUEUE']??'0')!=='0')throw new RuntimeException('External boundary');$env['ACT_LANE']=$lane;$env['ACT_ROOT']=$root;
$args=[$lane==='B'?'/usr/local/php7.3/bin/php':'/www/server/php/73/bin/php'];if($lane==='C')array_push($args,'-c','/www/server/php/73/etc/php-cli.ini','-d','extension=/home/dmdba/dmdbms/drivers/php_pdo/libphp73_dm.so','-d','extension=/home/dmdba/dmdbms/drivers/php_pdo/php73_pdo_dm.so');array_push($args,'-d','display_errors=0','-d','log_errors=0');
if($mode==='launch'){$port=$lane==='B'?18993:18994;if(is_file(__DIR__.'/private/pid.json')||@fsockopen('127.0.0.1',$port,$n,$e,0.3))throw new RuntimeException('Worker collision');array_push($args,'-S','127.0.0.1:'.$port,'-t',__DIR__,__DIR__.'/index.php');$cmd='nohup '.implode(' ',array_map('escapeshellarg',$args)).' </dev/null >/dev/null 2>&1 & echo $!';$desc=[1=>['pipe','w'],2=>['file',__DIR__.'/private/error.log','a']];}
else{array_push($args,__DIR__.'/run.php',$mode,$argv[3]??'');$cmd=implode(' ',array_map('escapeshellarg',$args));$desc=[1=>STDOUT,2=>['file',__DIR__.'/private/error.log','a']];}
$p=proc_open($cmd,$desc,$pipes,null,$env);if($mode==='launch'){$worker=(int)trim(stream_get_contents($pipes[1]));fclose($pipes[1]);if($worker<2)throw new RuntimeException('PID');file_put_contents(__DIR__.'/private/pid.json',json_encode(['pid'=>$worker,'port'=>$port]));chmod(__DIR__.'/private/pid.json',0600);echo json_encode(['lane'=>$lane,'worker'=>$worker]),"\n";}exit(proc_close($p));