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Dave Syer
2014-10-07 09:52:01 +00:00
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commit 927b804738
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spring-cloud.html
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@@ -460,7 +460,11 @@ body.book #toc,body.book #preamble,body.book h1.sect0,body.book .sect1>h2{page-b
<li><a href="#_declarative_rest_client_feign">Declarative REST Client: Feign</a></li>
<li><a href="#_client_side_load_balancer_ribbon">Client Side Load Balancer: Ribbon</a></li>
<li><a href="#_external_configuration_archaius">External Configuration: Archaius</a></li>
<li><a href="#_router_and_filter_zuul">Router and Filter: Zuul</a></li>
<li><a href="#_router_and_filter_zuul">Router and Filter: Zuul</a>
<ul class="sectlevel2">
<li><a href="#netflix-zuul-reverse-proxy">Embedded Zuul Reverse Proxy</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#_spring_cloud_cluster">Spring Cloud Cluster</a></li>
@@ -1205,6 +1209,57 @@ normal Eureka functionality under <code>/v2/*</code>.</p>
<div class="paragraph">
<p>Eureka background reading: see <a href="https://github.com/cfregly/fluxcapacitor/wiki/NetflixOSS-FAQ#eureka-service-discovery-load-balancer">flux capacitor</a> and <a href="https://groups.google.com/forum/?fromgroups#!topic/eureka_netflix/g3p2r7gHnN0">google group discussion</a>.</p>
</div>
<div class="admonitionblock tip">
<table>
<tr>
<td class="icon">
<div class="title">Tip</div>
</td>
<td class="content">
<div class="paragraph">
<p>You can run the Eureka server as an executable JAR (or WAR) using the
<a href="http://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#build-tool-plugins">Spring
Boot build tools</a>, but to avoid problems with classpath scanning in
Jersey 1.x you have to tell the build plugins to unpack the jars that
contain JAX-RS resources, e.g. (for Maven)</p>
</div>
<div class="listingblock">
<div class="title">pom.xml</div>
<div class="content">
<pre class="highlight"><code class="language-xml" data-lang="xml">&lt;plugin&gt;
&lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
&lt;artifactId&gt;spring-boot-maven-plugin&lt;/artifactId&gt;
&lt;configuration&gt;
&lt;requiresUnpack&gt;
&lt;dependency&gt;
&lt;groupId&gt;com.netflix.eureka&lt;/groupId&gt;
&lt;artifactId&gt;eureka-core&lt;/artifactId&gt;
&lt;/dependency&gt;
&lt;dependency&gt;
&lt;groupId&gt;com.netflix.eureka&lt;/groupId&gt;
&lt;artifactId&gt;eureka-client&lt;/artifactId&gt;
&lt;/dependency&gt;
&lt;/requiresUnpack&gt;
&lt;/configuration&gt;
&lt;/plugin&gt;</code></pre>
</div>
</div>
<div class="paragraph">
<p>or with Gradle</p>
</div>
<div class="listingblock">
<div class="title">build.gradle</div>
<div class="content">
<pre class="highlight"><code class="language-java" data-lang="java">apply plugin: 'spring-boot'
springBoot {
requiresUnpack = ['com.netflix.eureka:eureka-core','com.netflix.eureka:eureka-client']
}</code></pre>
</div>
</div>
</td>
</tr>
</table>
</div>
</div>
</div>
<div class="sect1">
@@ -1447,6 +1502,8 @@ public class Application extends FeignConfigurer {
<div class="paragraph">
<p>Zuul&#8217;s rule engine allows rules and filters to be written in essentially any JVM language, with built in support for Java and Groovy.</p>
</div>
<div class="sect2">
<h3 id="netflix-zuul-reverse-proxy">Embedded Zuul Reverse Proxy</h3>
<div class="paragraph">
<p>Spring Cloud has created an embedded Zuul proxy to ease the development of a very common use case where a UI application wants to proxy calls to one or more back end services. To enable it, annotate a Spring Boot main class with <code>@EnableZuulProxy</code>. This forwards local calls to <code>/proxy/*</code> to the appropriate service. The proxy uses Ribbon to locate an instance to forward to via Eureka. Forwarding to the service is protected by a Hystrix circuit breaker. Rules are configured via the Spring environment. The Config Server is an ideal place for the Zuul configuration. Configuration rules look like the following:</p>
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@@ -1460,6 +1517,7 @@ public class Application extends FeignConfigurer {
</div>
</div>
</div>
</div>
<h1 id="_spring_cloud_cluster" class="sect0">Spring Cloud Cluster</h1>
<div class="openblock partintro">
<div class="content">
@@ -1646,7 +1704,7 @@ with Eureka will also become a Cloud Foundry service.</p>
</div>
<div id="footer">
<div id="footer-text">
Last updated 2014-10-07 09:28:59 UTC
Last updated 2014-10-07 09:51:23 UTC
</div>
</div>
</body>