Initial commit

index.php

@@ -0,0 +1,76 @@
+<?php
+
+use Symfony\Component\Yaml\Yaml;
+
+require './vendor/autoload.php';
+
+$config = Yaml::parseFile('config.yaml');
+
+$data = [
+  'http' => [
+    'routers' => [],
+    'services' => [],
+  ],
+];
+foreach ($config['servers'] as $server_name => $server_ip) {
+  $proxy_routers = @file_get_contents("http://{$server_ip}:8080/api/http/routers");
+  if (empty($proxy_routers)) {
+    continue;
+  }
+  $proxy_routers = json_decode($proxy_routers, TRUE);
+  $server_key = 'proxy-'.$server_name;
+  $data['http']['services'][$server_key] = [
+    'loadBalancer' => [
+      'servers' => [
+        ['url' => "http://{$server_ip}:80"],
+      ],
+      'passHostHeader' => TRUE,
+    ],
+  ];
+  foreach ($proxy_routers as $router) {
+    if ($router['status'] !== 'enabled' || $router['provider'] !== 'docker') {
+      continue;
+    }
+    preg_match_all("/Host\(\`(?'domain'[a-zA-Z\.\-]+)\`\)/m", $router['rule'], $rule_hosts);
+    if (empty($rule_hosts['domain'])) {
+      continue;
+    }
+
+    $domains = [];
+    foreach ($rule_hosts['domain'] as $domain) {
+      $is_docker_name = !str_contains($domain, '.');
+      if ($is_docker_name) {
+        continue;
+      }
+      $domains[] = $domain;
+    }
+    if (empty($domains)) {
+      continue;
+    }
+
+    $main_router = [
+      'entryPoints' => ['websecure'],
+      'rule' => $router['rule'],
+      'service' => $server_key,
+      'tls' => [
+        'certResolver' => 'defaultResolver',
+        'domains' => [],
+      ],
+    ];
+    
+    foreach ($domains as $domain) {
+      $main_router['tls']['domains'][] = [
+        'main' => $domain,
+        'sans' => [],
+      ];
+    }
+
+    $router_name = $server_key . '--' . $router['name'];
+    $router_name = str_replace(['@'], '_', $router_name);
+    $data['http']['routers'][$router_name] = $main_router;
+  }
+}
+
+
+header('application/x-yaml');
+echo Yaml::dump($data, 4, 2, Yaml::DUMP_MULTI_LINE_LITERAL_BLOCK | Yaml::DUMP_OBJECT_AS_MAP);