This is an automated email from the ASF dual-hosted git repository.
wangxin pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/incubator-dubbo-website.git
The following commit(s) were added to refs/heads/asf-site by this push:
new 426398a gene htmls
426398a is described below
commit 426398a4b22fc86f69012a0e51d8ad745e1a6012
Author: Xin Wang <xin.victorw...@gmail.com>
AuthorDate: Sun Jan 20 15:30:39 2019 +0800
gene htmls
---
build/blog.js | 4 +-
md_json/blog.json | 9 ++
zh-cn/blog/dubbo-fescar.html | 211 +++++++++++++++++++++++++++++++++++++++++++
zh-cn/blog/dubbo-fescar.json | 10 ++
zh-cn/blog/index.html | 2 +-
5 files changed, 233 insertions(+), 3 deletions(-)
diff --git a/build/blog.js b/build/blog.js
index 90945bb..a52f4ca 100644
--- a/build/blog.js
+++ b/build/blog.js
@@ -1,6 +1,6 @@
-!function(e){function t(r){if(n[r])return n[r].exports;var
o=n[r]={i:r,l:!1,exports:{}};return
e[r].call(o.exports,o,o.exports,t),o.l=!0,o.exports}var
n={};t.m=e,t.c=n,t.i=function(e){return
e},t.d=function(e,n,r){t.o(e,n)||Object.defineProperty(e,n,{configurable:!1,enumerable:!0,get:r})},t.n=function(e){var
n=e&&e.__esModule?function(){return e.default}:function(){return e};return
t.d(n,"a",n),n},t.o=function(e,t){return
Object.prototype.hasOwnProperty.call(e,t)},t.p="/build/",t(t.s=78) [...]
+!function(e){function t(r){if(n[r])return n[r].exports;var
o=n[r]={i:r,l:!1,exports:{}};return
e[r].call(o.exports,o,o.exports,t),o.l=!0,o.exports}var
n={};t.m=e,t.c=n,t.i=function(e){return
e},t.d=function(e,n,r){t.o(e,n)||Object.defineProperty(e,n,{configurable:!1,enumerable:!0,get:r})},t.n=function(e){var
n=e&&e.__esModule?function(){return e.default}:function(){return e};return
t.d(n,"a",n),n},t.o=function(e,t){return
Object.prototype.hasOwnProperty.call(e,t)},t.p="/build/",t(t.s=78) [...]
Copyright (c) 2017 Jed Watson.
Licensed under the MIT License (MIT), see
http://jedwatson.github.io/classnames
*/
-!function(){"use strict";function n(){for(var
e=[],t=0;t<arguments.length;t++){var r=arguments[t];if(r){var o=typeof
r;if("string"===o||"number"===o)e.push(r);else
if(Array.isArray(r)&&r.length){var a=n.apply(null,r);a&&e.push(a)}else
if("object"===o)for(var u in r)i.call(r,u)&&r[u]&&e.push(u)}}return e.join("
")}var i={}.hasOwnProperty;void
0!==e&&e.exports?(n.default=n,e.exports=n):(r=[],void 0!==(o=function(){return
n}.apply(t,r))&&(e.exports=o))}()},function(e,t,n){"use strict";funct [...]
\ No newline at end of file
+!function(){"use strict";function n(){for(var
e=[],t=0;t<arguments.length;t++){var r=arguments[t];if(r){var o=typeof
r;if("string"===o||"number"===o)e.push(r);else
if(Array.isArray(r)&&r.length){var a=n.apply(null,r);a&&e.push(a)}else
if("object"===o)for(var u in r)i.call(r,u)&&r[u]&&e.push(u)}}return e.join("
")}var i={}.hasOwnProperty;void
0!==e&&e.exports?(n.default=n,e.exports=n):(r=[],void 0!==(o=function(){return
n}.apply(t,r))&&(e.exports=o))}()},function(e,t,n){"use strict";funct [...]
\ No newline at end of file
diff --git a/md_json/blog.json b/md_json/blog.json
index 5a5027b..f2e3a34 100644
--- a/md_json/blog.json
+++ b/md_json/blog.json
@@ -303,6 +303,15 @@
"meta": {}
},
{
+ "filename": "dubbo-fescar.md",
+ "link": "/zh-cn/blog/dubbo-fescar.html",
+ "meta": {
+ "title": "如何使用Fescar保证Dubbo微服务间的一致性",
+ "keywords": "Dubbo,Fescar,一致性",
+ "description": "本文主要介绍如何使用Fescar保证Dubbo微服务间的一致性"
+ }
+ },
+ {
"filename": "dubbo-generic-invoke.md",
"link": "/zh-cn/blog/dubbo-generic-invoke.html",
"meta": {
diff --git a/zh-cn/blog/dubbo-fescar.html b/zh-cn/blog/dubbo-fescar.html
new file mode 100644
index 0000000..1b78ca2
--- /dev/null
+++ b/zh-cn/blog/dubbo-fescar.html
@@ -0,0 +1,211 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+ <meta charset="UTF-8">
+ <meta name="viewport" content="width=device-width, initial-scale=1.0,
maximum-scale=1.0, user-scalable=no">
+ <meta name="keywords" content="Dubbo,Fescar,一致性" />
+ <meta name="description" content="本文主要介绍如何使用Fescar保证Dubbo微服务间的一致性" />
+ <!-- 网页标签标题 -->
+ <title>如何使用Fescar保证Dubbo微服务间的一致性</title>
+ <link rel="shortcut icon" href="/img/dubbo.ico"/>
+ <link rel="stylesheet" href="/build/blogDetail.css" />
+</head>
+<body>
+ <div id="root"><div class="blog-detail-page" data-reactroot=""><header
class="header-container header-container-normal"><div class="header-body"><a
href="/zh-cn/index.html"><img class="logo"
src="/img/dubbo_colorful.png"/></a><div class="search search-normal"><span
class="icon-search"></span></div><span class="language-switch
language-switch-normal">En</span><div class="header-menu"><img
class="header-menu-toggle" src="/img/menu_gray.png"/><ul><li class="menu-item
menu-item-normal"><a h [...]
+<h2>案例</h2>
+<p>用户采购商品业务，整个业务包含3个微服务:</p>
+<ul>
+<li>库存服务: 扣减给定商品的库存数量。</li>
+<li>订单服务: 根据采购请求生成订单。</li>
+<li>账户服务: 用户账户金额扣减。</li>
+</ul>
+<h3>业务结构图</h3>
+<p><img src="../../img/blog/fescar/fescar-1.png" alt="Architecture"></p>
+<h3>StorageService</h3>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">interface</span> <span
class="hljs-title">StorageService</span> </span>{
+
+ <span class="hljs-comment">/**
+ * deduct storage count
+ */</span>
+ <span class="hljs-function"><span class="hljs-keyword">void</span> <span
class="hljs-title">deduct</span><span class="hljs-params">(String
commodityCode, <span class="hljs-keyword">int</span> count)</span></span>;
+}
+</code></pre>
+<h3>OrderService</h3>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">interface</span> <span
class="hljs-title">OrderService</span> </span>{
+
+ <span class="hljs-comment">/**
+ * create order
+ */</span>
+ <span class="hljs-function">Order <span
class="hljs-title">create</span><span class="hljs-params">(String userId,
String commodityCode, <span class="hljs-keyword">int</span>
orderCount)</span></span>;
+}
+</code></pre>
+<h3>AccountService</h3>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">interface</span> <span
class="hljs-title">AccountService</span> </span>{
+
+ <span class="hljs-comment">/**
+ * debit balance of user's account
+ */</span>
+ <span class="hljs-function"><span class="hljs-keyword">void</span> <span
class="hljs-title">debit</span><span class="hljs-params">(String userId, <span
class="hljs-keyword">int</span> money)</span></span>;
+}
+</code></pre>
+<h3>主要的业务逻辑：</h3>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">class</span> <span
class="hljs-title">BusinessServiceImpl</span> <span
class="hljs-keyword">implements</span> <span
class="hljs-title">BusinessService</span> </span>{
+
+ <span class="hljs-keyword">private</span> StorageService storageService;
+
+ <span class="hljs-keyword">private</span> OrderService orderService;
+
+ <span class="hljs-comment">/**
+ * purchase
+ */</span>
+ <span class="hljs-function"><span class="hljs-keyword">public</span> <span
class="hljs-keyword">void</span> <span class="hljs-title">purchase</span><span
class="hljs-params">(String userId, String commodityCode, <span
class="hljs-keyword">int</span> orderCount)</span> </span>{
+
+ storageService.deduct(commodityCode, orderCount);
+
+ orderService.create(userId, commodityCode, orderCount);
+ }
+}
+</code></pre>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">class</span> <span
class="hljs-title">StorageServiceImpl</span> <span
class="hljs-keyword">implements</span> <span
class="hljs-title">StorageService</span> </span>{
+
+ <span class="hljs-keyword">private</span> StorageDAO storageDAO;
+
+ <span class="hljs-meta">@Override</span>
+ <span class="hljs-function"><span class="hljs-keyword">public</span> <span
class="hljs-keyword">void</span> <span class="hljs-title">deduct</span><span
class="hljs-params">(String commodityCode, <span
class="hljs-keyword">int</span> count)</span> </span>{
+ Storage storage = <span class="hljs-keyword">new</span> Storage();
+ storage.setCount(count);
+ storage.setCommodityCode(commodityCode);
+ storageDAO.update(storage);
+ }
+}
+</code></pre>
+<pre><code class="language-java"><span class="hljs-keyword">public</span>
<span class="hljs-class"><span class="hljs-keyword">class</span> <span
class="hljs-title">OrderServiceImpl</span> <span
class="hljs-keyword">implements</span> <span
class="hljs-title">OrderService</span> </span>{
+
+ <span class="hljs-keyword">private</span> OrderDAO orderDAO;
+
+ <span class="hljs-keyword">private</span> AccountService accountService;
+
+ <span class="hljs-function"><span class="hljs-keyword">public</span> Order
<span class="hljs-title">create</span><span class="hljs-params">(String userId,
String commodityCode, <span class="hljs-keyword">int</span> orderCount)</span>
</span>{
+
+ <span class="hljs-keyword">int</span> orderMoney =
calculate(commodityCode, orderCount);
+
+ accountService.debit(userId, orderMoney);
+
+ Order order = <span class="hljs-keyword">new</span> Order();
+ order.userId = userId;
+ order.commodityCode = commodityCode;
+ order.count = orderCount;
+ order.money = orderMoney;
+
+ <span class="hljs-keyword">return</span> orderDAO.insert(order);
+ }
+}
+</code></pre>
+<h2>Fescar 分布式事务解决方案</h2>
+<p><img src="../../img/blog/fescar/fescar-2.png" alt="undefined"></p>
+<p>此处仅仅需要一行注解 <code>@GlobalTransactional</code> 写在业务发起方的方法上:</p>
+<pre><code class="language-java">
+ <span class="hljs-meta">@GlobalTransactional</span>
+ <span class="hljs-function"><span class="hljs-keyword">public</span> <span
class="hljs-keyword">void</span> <span class="hljs-title">purchase</span><span
class="hljs-params">(String userId, String commodityCode, <span
class="hljs-keyword">int</span> orderCount)</span> </span>{
+ ......
+ }
+</code></pre>
+<h2>Dubbo 与 Fescar 结合的例子</h2>
+<h3>Step 1: 安装数据库</h3>
+<ul>
+<li>要求: MySQL (InnoDB 存储引擎)。</li>
+</ul>
+<p><strong>提示:</strong> 事实上例子中3个微服务需要3个独立的数据库，但为了方便我们使用同一物理库并配置3个逻辑连接串。</p>
+<p>更改以下xml文件中的数据库url、username和password</p>
+<p>dubbo-account-service.xml
+dubbo-order-service.xml
+dubbo-storage-service.xml</p>
+<pre><code class="language-xml"> <span class="hljs-tag"><<span
class="hljs-name">property</span> <span class="hljs-attr">name</span>=<span
class="hljs-string">"url"</span> <span class="hljs-attr">value</span>=<span
class="hljs-string">"jdbc:mysql://x.x.x.x:3306/xxx"</span> /></span>
+ <span class="hljs-tag"><<span class="hljs-name">property</span> <span
class="hljs-attr">name</span>=<span class="hljs-string">"username"</span> <span
class="hljs-attr">value</span>=<span class="hljs-string">"xxx"</span>
/></span>
+ <span class="hljs-tag"><<span class="hljs-name">property</span> <span
class="hljs-attr">name</span>=<span class="hljs-string">"password"</span> <span
class="hljs-attr">value</span>=<span class="hljs-string">"xxx"</span>
/></span>
+</code></pre>
+<h3>Step 2: 为 Fescar 创建 UNDO_LOG 表</h3>
+<p><code>UNDO_LOG</code> 此表用于 Fescar 的AT模式。</p>
+<pre><code class="language-sql"><span class="hljs-keyword">CREATE</span> <span
class="hljs-keyword">TABLE</span> <span class="hljs-string">`undo_log`</span> (
+ <span class="hljs-string">`id`</span> <span
class="hljs-built_in">bigint</span>(<span class="hljs-number">20</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>
AUTO_INCREMENT,
+ <span class="hljs-string">`branch_id`</span> <span
class="hljs-built_in">bigint</span>(<span class="hljs-number">20</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`xid`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">100</span>)
<span class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`rollback_info`</span> longblob <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`log_status`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`log_created`</span> datetime <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`log_modified`</span> datetime <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`ext`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">100</span>)
<span class="hljs-keyword">DEFAULT</span> <span
class="hljs-literal">NULL</span>,
+ PRIMARY <span class="hljs-keyword">KEY</span> (<span
class="hljs-string">`id`</span>),
+ <span class="hljs-keyword">KEY</span> <span
class="hljs-string">`idx_unionkey`</span> (<span
class="hljs-string">`xid`</span>,<span class="hljs-string">`branch_id`</span>)
+) <span class="hljs-keyword">ENGINE</span>=<span
class="hljs-keyword">InnoDB</span> AUTO_INCREMENT=<span
class="hljs-number">159</span> <span class="hljs-keyword">DEFAULT</span> <span
class="hljs-keyword">CHARSET</span>=utf8
+</code></pre>
+<h3>Step 3: 创建相关业务表</h3>
+<pre><code class="language-sql">
+<span class="hljs-keyword">DROP</span> <span class="hljs-keyword">TABLE</span>
<span class="hljs-keyword">IF</span> <span class="hljs-keyword">EXISTS</span>
<span class="hljs-string">`storage_tbl`</span>;
+<span class="hljs-keyword">CREATE</span> <span
class="hljs-keyword">TABLE</span> <span
class="hljs-string">`storage_tbl`</span> (
+ <span class="hljs-string">`id`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>
AUTO_INCREMENT,
+ <span class="hljs-string">`commodity_code`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">255</span>)
<span class="hljs-keyword">DEFAULT</span> <span
class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`count`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">DEFAULT</span> <span class="hljs-number">0</span>,
+ PRIMARY <span class="hljs-keyword">KEY</span> (<span
class="hljs-string">`id`</span>),
+ <span class="hljs-keyword">UNIQUE</span> <span
class="hljs-keyword">KEY</span> (<span
class="hljs-string">`commodity_code`</span>)
+) <span class="hljs-keyword">ENGINE</span>=<span
class="hljs-keyword">InnoDB</span> <span class="hljs-keyword">DEFAULT</span>
<span class="hljs-keyword">CHARSET</span>=utf8;
+
+
+<span class="hljs-keyword">DROP</span> <span class="hljs-keyword">TABLE</span>
<span class="hljs-keyword">IF</span> <span class="hljs-keyword">EXISTS</span>
<span class="hljs-string">`order_tbl`</span>;
+<span class="hljs-keyword">CREATE</span> <span
class="hljs-keyword">TABLE</span> <span class="hljs-string">`order_tbl`</span> (
+ <span class="hljs-string">`id`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>
AUTO_INCREMENT,
+ <span class="hljs-string">`user_id`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">255</span>)
<span class="hljs-keyword">DEFAULT</span> <span
class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`commodity_code`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">255</span>)
<span class="hljs-keyword">DEFAULT</span> <span
class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`count`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">DEFAULT</span> <span class="hljs-number">0</span>,
+ <span class="hljs-string">`money`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">DEFAULT</span> <span class="hljs-number">0</span>,
+ PRIMARY <span class="hljs-keyword">KEY</span> (<span
class="hljs-string">`id`</span>)
+) <span class="hljs-keyword">ENGINE</span>=<span
class="hljs-keyword">InnoDB</span> <span class="hljs-keyword">DEFAULT</span>
<span class="hljs-keyword">CHARSET</span>=utf8;
+
+
+<span class="hljs-keyword">DROP</span> <span class="hljs-keyword">TABLE</span>
<span class="hljs-keyword">IF</span> <span class="hljs-keyword">EXISTS</span>
<span class="hljs-string">`account_tbl`</span>;
+<span class="hljs-keyword">CREATE</span> <span
class="hljs-keyword">TABLE</span> <span
class="hljs-string">`account_tbl`</span> (
+ <span class="hljs-string">`id`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">NOT</span> <span class="hljs-literal">NULL</span>
AUTO_INCREMENT,
+ <span class="hljs-string">`user_id`</span> <span
class="hljs-built_in">varchar</span>(<span class="hljs-number">255</span>)
<span class="hljs-keyword">DEFAULT</span> <span
class="hljs-literal">NULL</span>,
+ <span class="hljs-string">`money`</span> <span
class="hljs-built_in">int</span>(<span class="hljs-number">11</span>) <span
class="hljs-keyword">DEFAULT</span> <span class="hljs-number">0</span>,
+ PRIMARY <span class="hljs-keyword">KEY</span> (<span
class="hljs-string">`id`</span>)
+) <span class="hljs-keyword">ENGINE</span>=<span
class="hljs-keyword">InnoDB</span> <span class="hljs-keyword">DEFAULT</span>
<span class="hljs-keyword">CHARSET</span>=utf8;
+</code></pre>
+<h3>Step 4: 启动 Fescar-Server 服务</h3>
+<ul>
+<li>下载Server <a href="https://github.com/alibaba/fescar/releases";>package</a>,
并解压。</li>
+<li>运行bin目录下的启动脚本。</li>
+</ul>
+<pre><code class="language-shell">sh fescar-server.sh $LISTEN_PORT
$PATH_FOR_PERSISTENT_DATA
+
+e.g.
+
+sh fescar-server.sh 8091 /home/admin/fescar/data/
+</code></pre>
+<h3>Step 5: 运行例子</h3>
+<ul>
+<li>启动账户服务</li>
+<li>启动库存服务</li>
+<li>启动订单服务</li>
+<li>运行BusinessService入口</li>
+</ul>
+<p><a
href="https://github.com/alibaba/fescar/tree/develop/examples/src/main/java/com/alibaba/fescar/tm/dubbo";>相关代码</a><br>
+<a href="https://github.com/alibaba/fescar/";>学习更多关于Fescar的内容</a></p>
+</section><footer class="footer-container"><div class="footer-body"><img
src="/img/dubbo_gray.png"/><img class="apache" src="/img/apache_logo.png"/><div
class="cols-container"><div class="col col-12"><h3>Disclaimer</h3><p>Apache
Dubbo is an effort undergoing incubation at The Apache Software Foundation
(ASF), sponsored by the Incubator. Incubation is required of all newly accepted
projects until a further review indicates that the infrastructure,
communications, and decision making proce [...]
+ <script
src="https://f.alicdn.com/react/15.4.1/react-with-addons.min.js";></script>
+ <script
src="https://f.alicdn.com/react/15.4.1/react-dom.min.js";></script>
+ <script>
+ window.rootPath = '';
+ </script>
+ <script src="/build/blogDetail.js"></script>
+ <!-- Global site tag (gtag.js) - Google Analytics -->
+ <script async
src="https://www.googletagmanager.com/gtag/js?id=UA-112489517-1";></script>
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+ gtag('js', new Date());
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+ gtag('config', 'UA-112489517-1');
+ </script>
+</body>
+</html>
\ No newline at end of file
diff --git a/zh-cn/blog/dubbo-fescar.json b/zh-cn/blog/dubbo-fescar.json
new file mode 100644
index 0000000..574d8d9
--- /dev/null
+++ b/zh-cn/blog/dubbo-fescar.json
@@ -0,0 +1,10 @@
+{
+ "filename": "dubbo-fescar.md",
+ "__html":
"<h1>如何使用Fescar保证Dubbo微服务间的一致性</h1>\n<h2>案例</h2>\n<p>用户采购商品业务，整个业务包含3个微服务:</p>\n<ul>\n<li>库存服务:
扣减给定商品的库存数量。</li>\n<li>订单服务: 根据采购请求生成订单。</li>\n<li>账户服务:
用户账户金额扣减。</li>\n</ul>\n<h3>业务结构图</h3>\n<p><img
src=\"../../img/blog/fescar/fescar-1.png\"
alt=\"Architecture\"></p>\n<h3>StorageService</h3>\n<pre><code
class=\"language-java\"><span class=\"hljs-keyword\">public</span> <span
class=\"hljs-class\"><span class=\"hljs-keyword\">interface</span> <span
class=\"hljs-title\">Storage [...]
+ "link": "/zh-cn/blog/dubbo-fescar.html",
+ "meta": {
+ "title": "如何使用Fescar保证Dubbo微服务间的一致性",
+ "keywords": "Dubbo,Fescar,一致性",
+ "description": "本文主要介绍如何使用Fescar保证Dubbo微服务间的一致性"
+ }
+}
\ No newline at end of file
diff --git a/zh-cn/blog/index.html b/zh-cn/blog/index.html
index bba9dd0..6018696 100644
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@@ -12,7 +12,7 @@
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