Initial WebFinger

- Add headers to PRequest

source/net/request_pool.d

@@ -13,6 +13,7 @@ struct PRequest {
   string url;
   string method = "GET";
   QueryParam[] params;
+  string[string] headers;
 
   string body = "";
   string contentType = "text/plain";
@@ -33,19 +34,25 @@ class RequestPool {
     this.m_taskPool = new TaskPool(this.m_totalWorkers);
   }
 
-  void request(PRequest request) {
+  Response request(PRequest request, bool blocking = false) {
     auto t = task(&this.m_run, request);
     this.m_taskPool.put(t);
+
+    if (blocking)
+      return t.yieldForce();
+
+    return null;
   }
 
   void stop() {
     this.m_taskPool.finish(true);
   }
 
-  private void m_run(PRequest request) {
+  Response m_run(PRequest request) {
     Request rq = Request();
+    rq.addHeaders(request.headers);
 
-    _l.debugF!"Requesting [%s] %s"(request.method, request.url);
+    _l.debugF!"[%s] %s"(request.method, request.url);
 
     Response rs;
 
@@ -60,10 +67,10 @@ class RequestPool {
 
     default:
       errorF!"Unknown request method: %s"(request.method);
-      return;
-      break;
+      return null;
     }
 
-    _l.debugF!"Request %s result code: %d"(request.url, rs.code);
+    _l.debugF!"[%s] %s result code: %d"(request.method, request.url, rs.code);
+    return rs;
   }
 }