Adds failure analyzer for git uri error. Fixes #1060 (#1162)

spring-cloud-config-server/src/main/java/org/springframework/cloud/config/server/diagnostics/GitUriFailureAnalyzer.java

@@ -0,0 +1,25 @@
+package org.springframework.cloud.config.server.diagnostics;
+
+import org.springframework.boot.diagnostics.AbstractFailureAnalyzer;
+import org.springframework.boot.diagnostics.FailureAnalysis;
+import org.springframework.cloud.config.server.environment.JGitEnvironmentRepository;
+
+/**
+ * @author Ryan Baxter
+ */
+public class GitUriFailureAnalyzer extends AbstractFailureAnalyzer<IllegalStateException> {
+
+	public static final String DESCRIPTION = "Invalid config server configuration.";
+	public static final String ACTION = "If you are using the git profile, you need to set a Git URI in your " +
+			"configuration.  If you are using a native profile and have spring.cloud.config.server.bootstrap=true, " +
+			"you need to use a composite configuration.";
+
+	@Override
+	protected FailureAnalysis analyze(Throwable rootFailure, IllegalStateException cause) {
+		if(JGitEnvironmentRepository.MESSAGE.equalsIgnoreCase(cause.getMessage())) {
+			return new FailureAnalysis(DESCRIPTION, ACTION, cause);
+		}
+		return null;
+	}
+
+}

spring-cloud-config-server/src/main/java/org/springframework/cloud/config/server/environment/JGitEnvironmentRepository.java

@@ -80,6 +80,8 @@ import static org.eclipse.jgit.transport.ReceiveCommand.Type.DELETE;
 public class JGitEnvironmentRepository extends AbstractScmEnvironmentRepository
 		implements EnvironmentRepository, SearchPathLocator, InitializingBean {
 
+	public static final String MESSAGE = "You need to configure a uri for the git repository.";
+
 	private static final String FILE_URI_PREFIX = "file:";
 
 	private static final String LOCAL_BRANCH_REF_PREFIX = "refs/remotes/origin/";
@@ -243,7 +245,7 @@ public class JGitEnvironmentRepository extends AbstractScmEnvironmentRepository
 	@Override
 	public void afterPropertiesSet() throws Exception {
 		Assert.state(getUri() != null,
-				"You need to configure a uri for the git repository");
+				MESSAGE);
 		initialize();
 		if (this.cloneOnStart) {
 			initClonedRepository();

spring-cloud-config-server/src/main/resources/META-INF/spring.factories

@@ -11,3 +11,6 @@ org.springframework.cloud.config.server.bootstrap.ConfigServerBootstrapApplicati
 org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
 org.springframework.cloud.config.server.config.ConfigServerAutoConfiguration,\
 org.springframework.cloud.config.server.config.EncryptionAutoConfiguration
+
+org.springframework.boot.diagnostics.FailureAnalyzer=\
+org.springframework.cloud.config.server.diagnostics.GitUriFailureAnalyzer

spring-cloud-config-server/src/test/java/org/springframework/cloud/config/server/NativeBootstrapFailureAnalyzerTests.java

@@ -0,0 +1,34 @@
+package org.springframework.cloud.config.server;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.springframework.boot.WebApplicationType;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.test.rule.OutputCapture;
+import org.springframework.cloud.config.server.diagnostics.GitUriFailureAnalyzer;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.fail;
+
+/**
+ * @author Ryan Baxter
+ */
+public class NativeBootstrapFailureAnalyzerTests {
+
+	@Rule
+	public OutputCapture outputCapture = new OutputCapture();
+
+	@Test
+	public void contextLoads(){
+		try {
+			new SpringApplicationBuilder(ConfigServerApplication.class)
+					.web(WebApplicationType.SERVLET).properties("spring.cloud.bootstrap.name:enable-nativebootstrap").profiles("test","native").run();
+			fail("Application started successfully");
+		}
+		catch (Exception ex) {
+			assertThat(this.outputCapture.toString())
+					.contains(GitUriFailureAnalyzer.ACTION);
+			assertThat(this.outputCapture.toString()).contains(GitUriFailureAnalyzer.DESCRIPTION);
+		}
+	}
+}

spring-cloud-config-server/src/test/resources/enable-nativebootstrap.yml

@@ -0,0 +1,5 @@
+spring:
+  cloud:
+    config:
+      server:
+        bootstrap: true