WIP: Fixed redirection to urls without trailing slash allowing usage of relative paths in GUI.

scheduler/build.gradle

@@ -49,7 +49,7 @@ dependencies {
 
     testCompile 'org.hamcrest:hamcrest-core:1.3'
     testCompile 'joda-time:joda-time:2.3'
-
+    testCompile 'org.springframework:spring-test'
 }
 
 jar {

scheduler/src/main/java/org/apache/mesos/elasticsearch/scheduler/WebConfig.java

@@ -0,0 +1,18 @@
+package org.apache.mesos.elasticsearch.scheduler;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ */
+@Configuration
+public class WebConfig extends WebMvcConfigurerAdapter {
+    @Override
+    public void addViewControllers(ViewControllerRegistry registry) {
+        registry.addRedirectViewController("*^/$", "/")
+            .setKeepQueryParams(true)
+            .setStatusCode(HttpStatus.PERMANENT_REDIRECT);
+    }
+}

scheduler/src/main/resources/log4j.xml

@@ -14,7 +14,7 @@
     </logger>
 
     <logger name="org.springframework">
-        <level value="WARN"/>
+        <level value="DEBUG"/>
     </logger>
 
     <root>

scheduler/src/test/java/org/apache/mesos/elasticsearch/scheduler/WebApplicationTest.java

@@ -0,0 +1,35 @@
+package org.apache.mesos.elasticsearch.scheduler;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = WebApplication.class)
+@WebAppConfiguration
+public class WebApplicationTest {
+
+    @Autowired
+    private WebApplicationContext wac;
+    private MockMvc mockMvc;
+
+    @Before
+    public void setUp() {
+        this.mockMvc = MockMvcBuilders.webAppContextSetup(this.wac).build();
+    }
+
+    @Test
+    public void redirectWhenTrailingSlashMissing() throws Exception {
+        this.mockMvc.perform(get("/")).andExpect(status().isOk());
+    }
+}