diff --git a/Dockerfile b/Dockerfile
index 6aa882f..ba57f56 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,12 +19,15 @@ RUN sed -i '/blahblah/i\return 0;' config.m4 && phpize && \
 RUN strip /tmp/*.so*
 
 FROM alpine:3.16 AS asset
+RUN apk add php8-fpm
+WORKDIR /asset/etc/php8/
+RUN cat /etc/php8/php-fpm.conf | sed 's/^;\(pid\)/\1/' > php-fpm.conf
+WORKDIR /asset/etc/php8/php-fpm.d/
+RUN cat /etc/php8/php-fpm.d/www.conf | sed 's?127.0.0.1:9000?/run/php-fpm.sock?' > www.conf && \
+    echo -e 'listen.owner = nginx\nlisten.group = nginx' >> www.conf
 COPY --from=vlmcsd /tmp/vlmcs* /asset/usr/bin/
 COPY --from=iconv /tmp/libiconv.so.2 /asset/usr/local/lib/
 COPY --from=iconv /tmp/iconv.so /asset/usr/lib/php8/modules/
-RUN apk add php8-fpm
-WORKDIR /asset/etc/php8/
-RUN sed -i 's/^;\(pid\)/\1/' /etc/php8/php-fpm.conf && mv /etc/php8/php-fpm.conf ./
 COPY ./nginx/ /asset/etc/nginx/
 COPY ./ /asset/kms-server/
 RUN ln -s /kms-server/kms.php /asset/usr/bin/kms-server
diff --git a/kms.php b/kms.php
index c76d274..c307f9c 100755
--- a/kms.php
+++ b/kms.php
@@ -7,72 +7,139 @@ require_once './src/Daemon.php';
 require_once './src/Logger.php';
 require_once './src/Process.php';
 
-$nginx = array(
+$KMS_PORT = 1688; // kms expose port
+$HTTP_PORT = 1689; // http server port
+
+$NGINX = array( // nginx process
     'name' => 'nginx',
     'command' => ['/usr/sbin/nginx'],
     'pidFile' => '/run/nginx.pid',
 );
 
-$phpFpm = array(
+$PHP_FPM = array( // php-fpm process
     'name' => 'php-fpm8',
     'command' => ['/usr/sbin/php-fpm8'],
     'pidFile' => '/run/php-fpm8.pid',
 );
 
-$vlmcsd = array(
+$VLMCSD = array( // vlmcsd process
     'name' => 'vlmcsd',
     'command' => ['/usr/bin/vlmcsd', '-e', '-p', '/run/vlmcsd.pid'],
     'pidFile' => '/run/vlmcsd.pid',
 );
 
+function load_nginx_config(int $kms_port, int $http_port): void {
+    $nginx_config = "server {
+    listen $http_port;
+    listen [::]:$http_port ipv6only=on;
+
+    location /assets {
+        root /kms-server;
+    }
+
+    location / {
+        include fastcgi_params;
+        fastcgi_pass unix:/run/php-fpm.sock;
+        if (\$http_user_agent ~* (curl|wget)) {
+            set \$cli_mode true;
+        }
+        fastcgi_param KMS_PORT $kms_port;
+        fastcgi_param KMS_CLI \$cli_mode;
+        fastcgi_param SCRIPT_FILENAME /kms-server/src/Route.php;
+    }\n}\n";
+    logging::debug("Nginx configure ->\n" . $nginx_config);
+    $nginx_file = fopen('/etc/nginx/kms.conf', 'w');
+    fwrite($nginx_file, $nginx_config); // save nginx configure file
+    fclose($nginx_file);
+}
+
+function load_vlmcsd_command(int $kms_port): void { // add port option for vlmcsd
+    global $VLMCSD;
+    if ($kms_port != 1688) { // not default kms port
+        array_push($VLMCSD['command'], '-P', strval($kms_port));
+    }
+}
+
+function get_param(string $field, string $default): string {
+    global $argv;
+    if (!in_array($field, $argv)) { // field not exist
+        return $default;
+    }
+    $index = array_search($field, $argv) + 1;
+    if ($index == sizeof($argv)) { // reach arguments end
+        return $default;
+    }
+    return $argv[$index]; // return next argument
+}
+
+function load_params(): void {
+    global $argv;
+    if (in_array('--debug', $argv)) { // enter debug mode
+        logging::$logLevel = logging::DEBUG;
+    }
+
+    global $KMS_PORT;
+    $KMS_PORT = intval(get_param('--kms-port', strval($KMS_PORT)));
+    if ($KMS_PORT < 1 || $KMS_PORT > 65535) { // 1 ~ 65535
+        logging::critical('Illegal KMS Port -> ' . $KMS_PORT);
+        exit;
+    }
+    if ($KMS_PORT != 1688) { // not default kms port
+        logging::warning('KMS Server Port -> ' . $KMS_PORT);
+    } else {
+        logging::debug('KMS Server Port -> ' . $KMS_PORT);
+    }
+
+    global $HTTP_PORT;
+    $HTTP_PORT = intval(get_param('--http-port', strval($HTTP_PORT)));
+    if ($HTTP_PORT < 1 || $HTTP_PORT > 65535) { // 1 ~ 65535
+        logging::critical('Illegal HTTP Port -> ' . $HTTP_PORT);
+        exit;
+    }
+    if ($HTTP_PORT != 1689) { // not default http port
+        logging::warning('HTTP Server Port -> ' . $HTTP_PORT);
+    } else {
+        logging::debug('HTTP Server Port -> ' . $HTTP_PORT);
+    }
+}
+
+function start_process(): void { // start sub processes
+    global $NGINX, $PHP_FPM, $VLMCSD;
+    new Process($NGINX['command']);
+    logging::info('Start nginx server...OK');
+    new Process($PHP_FPM['command']);
+    logging::info('Start php-fpm server...OK');
+    new Process($VLMCSD['command']);
+    logging::info('Start vlmcsd server...OK');
+}
+
 declare(ticks = 1);
 pcntl_signal(SIGCHLD, function() { // receive SIGCHLD signal
     pcntl_wait($status, WNOHANG); // avoid zombie process
 });
 pcntl_signal(SIGTERM, function() { // receive SIGTERM signal
-    global $nginx, $phpFpm, $vlmcsd;
+    global $NGINX, $PHP_FPM, $VLMCSD;
     logging::info('Get SIGTERM -> exit');
-    subExit($nginx['pidFile'], $phpFpm['pidFile'], $vlmcsd['pidFile']);
+    subExit($NGINX['pidFile'], $PHP_FPM['pidFile'], $VLMCSD['pidFile']);
 });
 pcntl_signal(SIGINT, function() { // receive SIGINT signal
-    global $nginx, $phpFpm, $vlmcsd;
+    global $NGINX, $PHP_FPM, $VLMCSD;
     logging::info('Get SIGINT -> exit');
-    subExit($nginx['pidFile'], $phpFpm['pidFile'], $vlmcsd['pidFile']);
+    subExit($NGINX['pidFile'], $PHP_FPM['pidFile'], $VLMCSD['pidFile']);
 });
 
-if (in_array('--debug', $argv)) { // enter debug mode
-    logging::$logLevel = logging::DEBUG;
-}
-
-$KMS_PORT = 1688; // kms expose port -> only in message output
-if (sizeof(getopt('', ['port:'])) == 1) { // port option
-    $KMS_PORT = getopt('', ['port:'])['port'];
-    if (is_array($KMS_PORT)) {
-        $KMS_PORT = end($KMS_PORT);
-    }
-}
-logging::debug('KMS Server Port -> ' . $KMS_PORT);
-if ($KMS_PORT != 1688) {
-    array_push($vlmcsd['command'], '-P', strval($KMS_PORT));
-}
-$php_env_file = fopen('/etc/nginx/kms_params', 'w');
-fwrite($php_env_file, 'fastcgi_param KMS_PORT "' . $KMS_PORT . '";' . PHP_EOL);
-fclose($php_env_file);
-
 logging::info('Loading kms-server (' . $VERSION . ')');
-new Process($nginx['command']);
-logging::info('Start nginx server...OK');
-new Process($phpFpm['command']);
-logging::info('Start php-fpm server...OK');
-new Process($vlmcsd['command']);
-logging::info('Start vlmcsd server...OK');
+load_params();
+load_vlmcsd_command($KMS_PORT);
+load_nginx_config($KMS_PORT, $HTTP_PORT);
 
+start_process();
 logging::info('Enter daemon process');
 while (true) { // start daemon
     for ($i = 0; $i < 500; $i++) { // sleep 5s
         msDelay(10); // return main loop every 10ms
     }
-    daemon($nginx);
-    daemon($phpFpm);
-    daemon($vlmcsd);
+    daemon($NGINX);
+    daemon($PHP_FPM);
+    daemon($VLMCSD);
 }
diff --git a/nginx/kms.conf b/nginx/kms.conf
deleted file mode 100644
index a6cb4a0..0000000
--- a/nginx/kms.conf
+++ /dev/null
@@ -1,25 +0,0 @@
-server {
-    listen 1689;
-    listen [::]:1689 ipv6only=on;
-    set $kms_dir '/kms-server';
-
-    location /assets {
-        root $kms_dir;
-    }
-
-    location = /json {
-        alias $kms_dir/assets/kms-keys.json;
-    }
-
-    location / {
-        set $query_param $query_string;
-        if ($http_user_agent ~* (curl|wget)) {
-            set $query_param $query_param&cli=true;
-        }
-        include kms_params;
-        include fastcgi_params;
-        fastcgi_pass 127.0.0.1:9000;
-        fastcgi_param QUERY_STRING $query_param;
-        fastcgi_param SCRIPT_FILENAME $kms_dir/src/Route.php;
-    }
-}
diff --git a/src/Basis.php b/src/Basis.php
index 287f2f2..65f1f21 100644
--- a/src/Basis.php
+++ b/src/Basis.php
@@ -64,10 +64,10 @@ function getHost(): string {
 }
 
 function getPort(): int {
-    if (getenv("KMS_PORT") == null) {
+    if (getenv('KMS_PORT') == null) {
         return 1688; // default server port
     }
-    return intval(getenv("KMS_PORT"));
+    return intval(getenv('KMS_PORT'));
 }
 
 function officeInfo(): array { // office dir and kms key for different version
diff --git a/src/Process.php b/src/Process.php
index ea3d867..9b8e168 100644
--- a/src/Process.php
+++ b/src/Process.php
@@ -1,5 +1,7 @@
 <?php
 
+require_once 'Logger.php';
+
 class Process {
     private $process;
     public int $pid = -1;
@@ -15,6 +17,7 @@ class Process {
             $desc[1] = array('pipe', 'w'); // stdout
             $desc[2] = array('pipe', 'w'); // stderr
         }
+        logging::debug('Process command -> `' . implode(' ', $command) . '`');
         $this->process = proc_open($command, $desc, $pipes, null, $env); // start process
         if (is_resource($this->process)) { // process start success
             $this->pid = proc_get_status($this->process)['pid'];
diff --git a/src/Route.php b/src/Route.php
index 65c5246..374142a 100644
--- a/src/Route.php
+++ b/src/Route.php
@@ -8,7 +8,16 @@ require_once 'KmsWeb.php';
 $kmsHost = getHost(); // kms server address
 $kmsPort = getPort(); // kms server port
 $url = $_SERVER['DOCUMENT_URI']; // request url
-$isCli = ($_GET['cli'] == 'true'); // shell or web browser
+$isCli = (getenv('KMS_CLI') === 'true'); // shell or web browser
+
+if ($url == '/json') { // show keys in json format
+    mimeJson();
+    echo json_encode(array(
+        'win' => getKeys(), // win keys
+        'win-server' => getKeys(true), // win-server keys
+    ));
+    return; // skip following process
+}
 
 $isGbk = false; // utf-8 or gbk
 $isJson = false; // json output