fix(acme): Fix port 80 ACME management and challenge route concurrency issues by deduplicating port listeners, preserving challenge route state across certificate manager recreations, and adding mutex locks to route updates.

ts/common/port80-adapter.ts

@@ -1,111 +0,0 @@
-import * as plugins from '../plugins.js';
-
-import type {
-  IForwardConfig as ILegacyForwardConfig,
-  IDomainOptions
-} from './types.js';
-
-import type {
-  IForwardConfig
-} from '../forwarding/config/forwarding-types.js';
-
-/**
- * Converts a forwarding configuration target to the legacy format
- * for Port80Handler
- */
-export function convertToLegacyForwardConfig(
-  forwardConfig: IForwardConfig
-): ILegacyForwardConfig {
-  // Determine host from the target configuration
-  const host = Array.isArray(forwardConfig.target.host)
-    ? forwardConfig.target.host[0]  // Use the first host in the array
-    : forwardConfig.target.host;
-
-  // Extract port number, handling different port formats
-  let port: number;
-  if (typeof forwardConfig.target.port === 'function') {
-    // Use a default port for function-based ports in adapter context
-    port = 80;
-  } else if (forwardConfig.target.port === 'preserve') {
-    // For 'preserve', use the default port 80 in this adapter context
-    port = 80;
-  } else {
-    port = forwardConfig.target.port;
-  }
-
-  return {
-    ip: host,
-    port: port
-  };
-}
-
-/**
- * Creates Port80Handler domain options from a domain name and forwarding config
- */
-export function createPort80HandlerOptions(
-  domain: string,
-  forwardConfig: IForwardConfig
-): IDomainOptions {
-  // Determine if we should redirect HTTP to HTTPS
-  let sslRedirect = false;
-  if (forwardConfig.http?.redirectToHttps) {
-    sslRedirect = true;
-  }
-  
-  // Determine if ACME maintenance should be enabled
-  // Enable by default for termination types, unless explicitly disabled
-  const requiresTls = 
-    forwardConfig.type === 'https-terminate-to-http' || 
-    forwardConfig.type === 'https-terminate-to-https';
-  
-  const acmeMaintenance = 
-    requiresTls && 
-    forwardConfig.acme?.enabled !== false;
-  
-  // Set up forwarding configuration
-  const options: IDomainOptions = {
-    domainName: domain,
-    sslRedirect,
-    acmeMaintenance
-  };
-  
-  // Add ACME challenge forwarding if configured
-  if (forwardConfig.acme?.forwardChallenges) {
-    options.acmeForward = {
-      ip: Array.isArray(forwardConfig.acme.forwardChallenges.host) 
-        ? forwardConfig.acme.forwardChallenges.host[0]
-        : forwardConfig.acme.forwardChallenges.host,
-      port: forwardConfig.acme.forwardChallenges.port
-    };
-  }
-  
-  // Add HTTP forwarding if this is an HTTP-only config or if HTTP is enabled
-  const supportsHttp = 
-    forwardConfig.type === 'http-only' || 
-    (forwardConfig.http?.enabled !== false &&
-     (forwardConfig.type === 'https-terminate-to-http' || 
-      forwardConfig.type === 'https-terminate-to-https'));
-  
-  if (supportsHttp) {
-    // Determine port value handling different formats
-    let port: number;
-    if (typeof forwardConfig.target.port === 'function') {
-      // Use a default port for function-based ports
-      port = 80;
-    } else if (forwardConfig.target.port === 'preserve') {
-      // For 'preserve', use 80 in this adapter context
-      port = 80;
-    } else {
-      port = forwardConfig.target.port;
-    }
-
-    options.forward = {
-      ip: Array.isArray(forwardConfig.target.host) 
-        ? forwardConfig.target.host[0]
-        : forwardConfig.target.host,
-      port: port
-    };
-  }
-  
-  return options;
-}