1 files changed, 58 insertions, 0 deletions
diff --git a/container-core/src/main/java/com/yahoo/jdisc/http/server/jetty/SecuredRedirectHandler.java b/container-core/src/main/java/com/yahoo/jdisc/http/server/jetty/SecuredRedirectHandler.java
new file mode 100644
index 00000000000..e32c9d46deb
--- /dev/null
+++ b/container-core/src/main/java/com/yahoo/jdisc/http/server/jetty/SecuredRedirectHandler.java
@@ -0,0 +1,58 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.jdisc.http.server.jetty;
+
+import com.yahoo.jdisc.http.ConnectorConfig;
+import org.eclipse.jetty.server.Request;
+import org.eclipse.jetty.server.handler.HandlerWrapper;
+import org.eclipse.jetty.util.URIUtil;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import static com.yahoo.jdisc.http.server.jetty.HttpServletRequestUtils.getConnectorLocalPort;
+
+/**
+ * A secure redirect handler inspired by {@link org.eclipse.jetty.server.handler.SecuredRedirectHandler}.
+ *
+ * @author bjorncs
+ */
+class SecuredRedirectHandler extends HandlerWrapper {
+
+    private static final String HEALTH_CHECK_PATH = "/status.html";
+
+    private final Map<Integer, Integer> redirectMap;
+
+    SecuredRedirectHandler(List<ConnectorConfig> connectorConfigs) {
+        this.redirectMap = createRedirectMap(connectorConfigs);
+    }
+
+    @Override
+    public void handle(String target, Request request, HttpServletRequest servletRequest, HttpServletResponse servletResponse) throws IOException, ServletException {
+        int localPort = getConnectorLocalPort(servletRequest);
+        if (!redirectMap.containsKey(localPort)) {
+            _handler.handle(target, request, servletRequest, servletResponse);
+            return;
+        }
+        servletResponse.setContentLength(0);
+        if (!servletRequest.getRequestURI().equals(HEALTH_CHECK_PATH)) {
+            servletResponse.sendRedirect(
+                    URIUtil.newURI("https", request.getServerName(), redirectMap.get(localPort), request.getRequestURI(), request.getQueryString()));
+        }
+        request.setHandled(true);
+    }
+
+    private static Map<Integer, Integer> createRedirectMap(List<ConnectorConfig> connectorConfigs) {
+        var redirectMap = new HashMap<Integer, Integer>();
+        for (ConnectorConfig connectorConfig : connectorConfigs) {
+            if (connectorConfig.secureRedirect().enabled()) {
+                redirectMap.put(connectorConfig.listenPort(), connectorConfig.secureRedirect().port());
+            }
+        }
+        return redirectMap;
+    }
+}