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<span class="article-type type-1 float-left">原</span> <h1 class="title-article">【若泽大数据实战第九天】Hadoop 编译</h1>
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<span class="time">2018年05月14日 10:07:54</span>
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<div><h4>Hadoop:</h4><h6>1.官网：</h6><pre class="hljs cpp" name="code"><code class="cpp">http:<span class="hljs-comment">//hadoop.apache.org/</span>
</code></pre><h6>2.Hadoop的狭义和褒义认识：</h6><pre class="hljs undefined" name="code"><code>狭义：软件(HDFS、MapReduce、Yarn)
褒义：以Hadoop为主的生态圈
</code></pre><h6>3.Hadoop版本</h6><pre class="hljs css" name="code"><code class="css"><span class="hljs-selector-tag">Hadoop1</span><span class="hljs-selector-class">.x</span>：
<span class="hljs-selector-tag">HDFS</span>：分布式文件系统，存储
<span class="hljs-selector-tag">MapReduce</span>：分布式计算+资源调度和作业调度
<span class="hljs-selector-tag">Hadoop2</span><span class="hljs-selector-class">.x</span>
<span class="hljs-selector-tag">HDFS</span>：存储
<span class="hljs-selector-tag">MapReduce</span>：计算
<span class="hljs-selector-tag">Yarn</span>：<span class="hljs-selector-tag">YetAnother</span> <span class="hljs-selector-tag">Resource</span> <span class="hljs-selector-tag">Negotiate</span> 资源调度和作业调度</code></pre><h6></h6><h6>4.Maven 部署</h6><pre class="hljs bash" name="code"><code class="bash"><span style="font-weight:normal;">官网：</span></code><code class="bash"><span style="font-weight:normal;"> https://mvnrepository.com/</span></code><code class="bash"><span style="font-weight:normal;">Maven：</span></code><code class="bash"><span style="font-weight:normal;"> 理解为是一个仓库，用来管理jar包</span></code><code class="bash"></code><code class="bash">
</code><code class="bash">
</code><code class="bash"></code><code class="bash"><span style="font-weight:normal;">如果一个源代码工程里面有pom.xml，这个就是Maven工程需要用Maven来编译</span></code><code class="bash"><span style="font-weight:normal;">如：Maven根据pom.xml来下载jar包管理的</span></code><code class="bash"><span style="font-weight:normal;"> cat /opt/software/hadoop-2.8.1-src</span></code><code class="bash"><span style="font-weight:normal;"> more pom.xml</span></code><code class="bash"><span style="font-weight:normal;">1.步骤</span></code><code class="bash"><span style="font-weight:normal;"> mkdir -p /opt/sowfware</span></code><code class="bash"><span style="font-weight:normal;"> rz 电脑上以下软件</span></code><code class="bash"><span style="font-weight:normal;"> .m2.tar.gz
</span></code><code class="bash"><span style="font-weight:normal;"> apache-maven-3.3.9-bin.zip
findbugs-1.3.9.zip
hadoop-2.8.1-src.tar.gz
hadoop-2.8.1.tar.gz
jdk-8u45-linux-x64.gz
protobuf-2.5.0.tar.gz
解压Maven压缩包：
unzip apache-maven-3.3.9-bin.zip
配置环境变量：
vi /etc/profile
<span class="hljs-built_in">export</span> MAVEN_HOME=/opt/software/<span style="color:#ff6666;">apache-maven-3.3.9</span>
<span class="hljs-built_in">export</span> MAVEN_OPTS=<span class="hljs-string">"-Xms256m -Xmx512m"</span>
<span class="hljs-built_in">export</span> PATH=<span class="hljs-variable">$MAVEN_HOME</span>/bin:<span class="hljs-variable">$JAVA_HOME</span>/bin:<span class="hljs-variable">$PATH</span>
生效：
<span class="hljs-built_in">source</span> /etc/profile
查看Maven是否安装：
mvn -version</span></code><code class="bash"><span style="font-weight:normal;">我们CD进入家目录,把.m2.tar.gz移动到家目录里解压</span></code><code class="bash"><span style="font-weight:normal;"> cd /opt/software</span></code><code class="bash"><span style="font-weight:normal;"> mv .m2.tar.gz ~</span></code><code class="bash"><span style="font-weight:normal;"> tar zxvf .m2.tar.gz</span></code></pre><h6><span style="font-size:14px;">5.Hadoop编译环境准备(第一个编译的项目)</span></h6><pre class="hljs php" name="code"><code class="php">Github：https:<span class="hljs-comment">//github.com/apache/hadoop</span>
https:<span class="hljs-comment">//github.com/apache/hadoop/blob/trunk/BUILDING.txt
</span></code><code class="php">
</code><code class="php"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:24px;white-space:pre;background-color:rgb(246,248,250);"><strong>编译环境：</strong></span>
</code><code class="php"><span style="color:rgb(255,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:24px;white-space:pre;background-color:rgb(246,248,250);">
</span></code><code class="php"><span style="font-family:Verdana;font-size:14px;"><strong>5.1<span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);">解压</span><span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);"> hadoop-2.8.1-src.tar.gz (看到src就是源码文件)</span></strong></span></code><code class="php"> <span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">cd /opt/software</span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"> <span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">tar -zxvf </span><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">hadoop-2.8.1-src.tar.gz</span></span></code><code class="php">
</code><code class="php"><span style="font-family:Verdana;font-size:14px;"><strong>5.2如果一个源代码工程里面有pom.xml，这个就是Maven工程需要用Maven来编译</strong></span></code><code class="php">如：Maven根据pom.xml来下载jar包管理的</code><code class="php"> cat /opt/software/hadoop-2.8.1-src</code><code class="php"> more pom.xml</code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">
</span></span></code><code class="php"><span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);"><span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);"><span style="font-family:Verdana;font-size:14px;"><strong>5.3 查看BUILDING.txt编译的需求</strong></span></span></span></code><code class="php"> cat /<span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">hadoop-2.8.1-src/BUILDING.txt</span></code><code class="php">需求如下：
Requirements:
* Unix System
* JDK <span class="hljs-number">1.7</span>+
* Maven <span class="hljs-number">3.0</span> <span class="hljs-keyword">or</span> later
* Findbugs <span class="hljs-number">1.3</span><span class="hljs-number">.9</span> (<span class="hljs-keyword">if</span> running findbugs) ---略
* ProtocolBuffer <span class="hljs-number">2.5</span><span class="hljs-number">.0</span>
* CMake <span class="hljs-number">2.6</span> <span class="hljs-keyword">or</span> newer (<span class="hljs-keyword">if</span> compiling native code), must be <span class="hljs-number">3.0</span> <span class="hljs-keyword">or</span> newer on Mac
* Zlib devel (<span class="hljs-keyword">if</span> compiling native code)
* openssl devel (<span class="hljs-keyword">if</span> compiling native hadoop-pipes <span class="hljs-keyword">and</span> to get the best HDFS encry
ption performance)
* Linux FUSE (Filesystem in Userspace) version <span class="hljs-number">2.6</span> <span class="hljs-keyword">or</span> above (<span class="hljs-keyword">if</span> compiling fuse_d
fs)
* Internet connection <span class="hljs-keyword">for</span> first build (to fetch all Maven <span class="hljs-keyword">and</span> Hadoop dependencie
s)
</code><code class="php">
</code><code class="php"><span style="font-family:Verdana;font-size:14px;"><span style="font-weight:bold;">5.4 查看jdk1.7+ <span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);"><span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);">Maven </span><span class="hljs-number" style="white-space:pre;">3.0 - <span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);">需求</span></span></span></span></span></code><code class="php"> # java -version </code><code class="php"> <span style="color:#ff6666;">java version "1.8.0_45"</span></code><code class="php"> # mvn --version</code><code class="php"> <span style="color:#ff6666;">Apache Maven 3.3.9 </span>
</code><code class="php"><span style="color:#ff6666;">
</span></code><code class="php"><span style="font-family:Verdana;font-size:14px;"><strong><span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);">5.5 编译 <span style="color:rgb(0,0,0);white-space:pre;background-color:rgb(246,248,250);">Findbugs </span><span class="hljs-number" style="white-space:pre;">1.3</span><span class="hljs-number" style="white-space:pre;">.9</span></span>
</strong></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> cd /opt/software</span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> unzip findbugs-1.3.9.zip </span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> </span></span></code><code class="php"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="color:#333333;">添加一下内容</span></span></span></code><code class="php"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="color:#333333;"><span style="color:rgb(0,102,102);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">vi /etc/profile</span>
</span></span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> export FINDBUGS_HOME=/opt/software/findbugs-1.3.9</span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> export PATH=:$FINDBUGS_HOME/bin:$MAVEN_HOME/bin:$JAVA_HOME/bin:$PATH</span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">生效： </span></span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span class="hljs-built_in" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"> source</span><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"> /etc/profile</span></span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;">查看<span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">Findbugs版本：</span></span></span></code><code class="php"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"> # findbugs -version</span></span></span></code><code class="php"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span style="color:#000000;"> </span><span style="color:#ff6666;">1.3.9</span></span></span></span></code><code class="php"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;"><span style="font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">
</span></span></span></code><code class="php"><span style="white-space:pre;background-color:rgb(246,248,250);"><span class="hljs-number" style="white-space:pre;"><span style="white-space:pre;background-color:rgb(246,248,250);"><span style="font-family:Verdana;font-size:14px;"><span style="font-weight:bold;"><span style="color:#000000;"></span><span style="white-space:pre;background-color:rgb(246,248,250);"><span style="color:#000000;">5.6 解压 <span style="white-space:pre;background-color:rgb(246,248,250);">ProtocolBuffer </span><span class="hljs-number" style="white-space:pre;">2.5</span><span class="hljs-number" style="white-space:pre;">.0</span></span></span></span></span></span></span></span></code><code class="php">解压：</code><code class="php"> cd /opt/software</code><code class="php"> tar -zxvf protobuf-2.5.0.tar.gz
修改权限：
chown -R root:root /opt/software/protobuf-2.5.0
安装cmake：
yum install -y gcc gcc-gcc+ make cmake
指定软件安装的目录：
./configure --prefix=/usr/local/protobuf
编译安装：
make && make install
查看是否存在文件夹：
cd /usr/local/protobuf
配置环境变量：
vi /etc/profile
export PROTOC_HOME=/usr/local/protobuf
export PATH=$PROTOC_HOME/bin:$FINDBUGS_HOME/bin:$MAVEN_HOME/bin:$JAVA_HOME/bin:$PATH
生效：
source /etc/profile
查看：
protoc --version
</code><code class="php"> <span style="color:#ff6666;">libprotoc 2.5.0</span></code><code class="php"><span style="font-family:SimSun;color:#ff6666;">
</span></code><code class="php"><span style="font-family:Verdana;font-size:14px;"><strong>5.7 其他依赖</strong></span></code><code class="php"><span style="color:#ff6666;"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">yum install -y openssl openssl-devel svn ncurses-devel zlib-devel libtool</span>
</span></code><code class="php"><span style="color:#ff6666;"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);"><span style="color:rgb(0,0,0);font-family:Consolas, Inconsolata, Courier, monospace;font-size:14px;white-space:pre;background-color:rgb(246,248,250);">yum install -y snappy snappy-devel bzip2 bzip2-devel lzo lzo-devel lzop autoconf automake</span></span></span></code></pre><h6>6.JDK的安装&&全局环境变量</h6><pre class="hljs bash" name="code"><code class="bash">jdk文件必须放到:
/usr/java目录下
解压jdk的tar包：
tar -zxvf jdk-8u45-linux-x64.gz
注意点：
解压之后，修改jdk文件夹的权限
chown -R root:root jdk1.8.0_45 文件夹和文件夹里面的文件夹和文件
chown -R root:root jdk1.8.0_45/*
配置环境变量：
vi /etc/profile
<span class="hljs-comment">#add JAVA_HOME</span>
JAVA_HOME=/usr/java/jdk1.8.0_45
<span class="hljs-built_in">export</span> PATH=<span class="hljs-variable">$JAVA_HOME</span>/bin:<span class="hljs-variable">$PATH</span>
生效：
<span class="hljs-built_in">source</span> /etc/profile
查看是否成功：
java -version</code></pre><pre class="hljs undefined" name="code"><code><span style="background-color:rgb(255,255,255);font-family:'PingFang SC', 'Microsoft YaHei', SimHei, Arial, SimSun;font-size:16px;"><strong><span style="font-weight:bold;"><span style="font-weight:bold;">7.Hadoop的编译步骤</span>
</span></strong></span></code></pre><pre class="hljs java" name="code"><code class="java">cd /opt/software/hadoop-<span class="hljs-number">2.8</span>.1-src
要求（more BUILDING.txt）：
Building distributions:
<span style="color:#ff6666;">mvn clean <span class="hljs-keyword">package</span> -Pdist,<span class="hljs-keyword">native</span> -DskipTests -Dtar</span>
如果存在screen，则安装screen：
<span style="color:#ff6666;">yum install -y screen</span>
后台命令：
screen -S hadoop
之后退出ctrl + a + d
查看用户：
screen -list
进入：
screen -r <span class="hljs-number">13814</span>
第一次编译：清空打包跳过编译模式
mvn clean <span class="hljs-keyword">package</span> -Pdist,<span class="hljs-keyword">native</span> -DskipTests -Dtar
注意：
download需要<span class="hljs-number">3.5</span>h
不想download就使用.m2.tar.gz -->解压-->root家目录
.m2在家目录下
</code></pre><h6>8.编译好的tar包</h6><pre class="hljs undefined" name="code"><code>/opt/software/hadoop-2.8.1-src/hadoop-dist/target/hadoop-2.8.1.tar.gz （解压就能使用）</code></pre><h6>9.配置本地Maven仓库：</h6><pre class="hljs xml" name="code"><code class="xml">window/linux:
cd /opt/software/apache-maven-3.3.9/conf
1.vi setting.xml
<span class="hljs-tag"><<span class="hljs-name">localRepository</span>></span>D:\software\apache-maven-3.3.9\repository<span class="hljs-tag"></<span class="hljs-name">localRepository</span>></span>
2.创建D:\software\apache-maven-3.3.9\repository
</code></pre><h4><span style="font-family:Verdana;font-size:14px;">提醒：</span></h4><pre class="hljs undefined" name="code"><code>1、有时候编译过程中会出现下载某个包的时间太久，这是由于连接网站的过程中会出现假死，
此时按ctrl+c，重新运行编译命令。
2、如果出现缺少了某个文件的情况，则要先清理maven(使用命令 mvn clean) 再重新编译。</code></pre></div><div><span style="color:rgb(255,102,102);font-size:24px;background-color:rgb(255,255,255);">大数据课程推荐：</span>
</div><p></p><div><span style="color:rgb(255,102,102);font-size:24px;background-color:rgb(255,255,255);"><img src="https://img-blog.csdn.net/2018051613021895" alt="">
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<div class="comment-list-box" style="max-height: none;"><ul class="comment-list"><li class="comment-line-box d-flex" data-commentid="8103966" data-replyname="github_38034959"> <a target="_blank" href="https://my.csdn.net/github_38034959"><img src="https://avatar.csdn.net/8/5/5/3_github_38034959.jpg" alt="github_38034959" class="avatar"></a> <div class="right-box"> <div class="info-box"> <a target="_blank" href="https://my.csdn.net/github_38034959"><span class="name ">烟波人</span></a><span class="date">2018-06-12 10:13:02</span><span class="floor-num">#1楼</span></div> <div class="comment">楼主5.2命令敲错了：
cat /opt/software/hadoop-2.8.1-src
more pom.xml
应该是：
cd /opt/software/hadoop-2.8.1-src
more pom.xml</div> <div class="opt-box"><a class="btn btn-link-blue btn-report" data-type="report">举报</a><a class="btn btn-link-blue btn-reply" data-type="reply">回复</a></div> </div> </li></ul></div>
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