Make client connection timouts configurable.

fixes #515.

spring-boot-admin-docs/src/main/asciidoc/client.adoc

@@ -85,6 +85,14 @@ spring.boot.admin.password
 | Interval for repeating the registration (in ms).
 | `10.000`
 
+| spring.boot.admin.connectTimeout
+| Connect timeout for the registration (in ms).
+| `5.000`
+
+| spring.boot.admin.readTimeout
+| Read timeout for the registration (in ms).
+| `5.000`
+
 | spring.boot.admin.auto-registration
 | If set to true the periodic task to register the application is automatically scheduled after the application is ready.
 | `true`

spring-boot-admin-starter-client/src/main/java/de/codecentric/boot/admin/client/config/AdminProperties.java

@@ -35,6 +35,16 @@ public class AdminProperties {
 	 */
 	private long period = 10_000L;
 
+	/**
+	 * Connect timeout (in ms) for the registration.
+	 */
+	private int connectTimeout = 5_000;
+
+	/**
+	 * Read timeout (in ms) for the registration.
+	 */
+	private int readTimeout = 5_000;
+
 	/**
 	 * Username for basic authentication on admin server
 	 */
@@ -92,6 +102,22 @@ public void setPeriod(int period) {
 		this.period = period;
 	}
 
+	public int getConnectTimeout() {
+		return connectTimeout;
+	}
+
+	public void setConnectTimeout(int connectTimeout) {
+		this.connectTimeout = connectTimeout;
+	}
+
+	public int getReadTimeout() {
+		return readTimeout;
+	}
+
+	public void setReadTimeout(int readTimeout) {
+		this.readTimeout = readTimeout;
+	}
+
 	public void setUsername(String username) {
 		this.username = username;
 	}

spring-boot-admin-starter-client/src/main/java/de/codecentric/boot/admin/client/config/SpringBootAdminClientAutoConfiguration.java

@@ -47,7 +47,9 @@ public ApplicationRegistrator registrator(AdminProperties admin,
                                               ApplicationFactory applicationFactory,
                                               RestTemplateBuilder restTemplBuilder) {
         RestTemplateBuilder builder = restTemplBuilder.messageConverters(new MappingJackson2HttpMessageConverter())
-                                                      .requestFactory(SimpleClientHttpRequestFactory.class);
+                                                      .requestFactory(SimpleClientHttpRequestFactory.class)
+                                                      .setConnectTimeout(admin.getConnectTimeout())
+                                                      .setReadTimeout(admin.getReadTimeout());
         if (admin.getUsername() != null) {
             builder = builder.basicAuthorization(admin.getUsername(), admin.getPassword());
         }