v1.4.4

attic/authentication/StarAuthenticationConnection.cpp

@@ -0,0 +1,65 @@
+#include "StarAuthenticationConnection.hpp"
+#include "StarClock.hpp"
+#include "StarTcp.hpp"
+
+namespace Star {
+namespace Auth {
+
+AuthenticationConnection::AuthenticationConnection(String const& authServer, int port) {
+  m_authServer = authServer;
+  m_port = port;
+}
+
+String AuthenticationConnection::query(String const& request) {
+  auto socket = TcpSocket::connectTo(HostAddress(m_authServer, m_port));
+  socket->setNoDelay(true);
+  socket->setSocketTimeout(AuthRequestTimeout);
+
+  String requestHeader = "POST /auth.sb HTTP/1.1\r\nHost: " + m_authServer + "\r\nContent-Type: application/json\r\nConnection: close\r\n\r\n";
+  socket->writeFull(requestHeader.utf8Ptr(), requestHeader.utf8Size());
+  socket->writeFull(request.utf8Ptr(), request.utf8Size());
+  String requestFooter = "\r\n\r\n";
+  socket->writeFull(requestFooter.utf8Ptr(), requestFooter.utf8Size());
+  socket->flush();
+
+  int64_t deadline = Clock::currentTime() + AuthRequestTimeout;
+  Buffer buffer(ResponseBufferCapacity);
+  bool headerMode = true;
+  int newlineCounter = 0;
+  while (socket->isOpen()) {
+    if (Clock::currentTime() >= deadline) {
+      throw StarException("Timeout reading auth server response.");
+    }
+    char c;
+    socket->readFull(&c, 1);
+      throw StarException("Unexpected result from socket read.");
+    if (c == '\r')
+      continue;
+    buffer.writeFull(&c, 1);
+    if (buffer.pos() >= ResponseBufferCapacity) {
+      throw StarException("Auth server response too long.");
+    }
+    if (c == '\n')
+      newlineCounter++;
+    else
+      newlineCounter = 0;
+    if (newlineCounter == 2) {
+      if (headerMode) {
+        String header = String(buffer.ptr(), buffer.pos());
+        if (!header.beginsWith("HTTP/1.1 200 OK\n")) {
+          throw StarException("Auth server invalid response.");
+        }
+        headerMode = false;
+        buffer.clear();
+        newlineCounter = 0;
+      }
+      else {
+        return String(buffer.ptr(), buffer.pos() - 2); // remove trailing newlines, guaranteed to be there
+      }
+    }
+  }
+  throw StarException("Connection lost.");
+}
+
+}
+}