{"id":36813,"date":"2023-11-15T03:11:52","date_gmt":"2023-03-05T18:56:41","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%90%ad%e5%bb%baapache-zookeeper%e9%9b%86%e7%be%a4\/"},"modified":"2024-05-04T09:07:07","modified_gmt":"2024-05-04T01:07:07","slug":"%e6%90%ad%e5%bb%baapache-zookeeper%e9%9b%86%e7%be%a4","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%90%ad%e5%bb%baapache-zookeeper%e9%9b%86%e7%be%a4\/","title":{"rendered":"\u642d\u5efaApache ZooKeeper\u96c6\u7fa4"},"content":{"rendered":"<p>\u9019\u6b21\u662f\u4f5c\u696d\u65e5\u8a8c\u3002<br \/>\n\u4e5f\u53ef\u4ee5\u7a31\u70ba\u81ea\u5df1\u7684\u7b46\u8a18\u3002<\/p>\n<h1>\u73af\u5883<\/h1>\n<p>\u7531\u4e8eZooKeeper\u96c6\u7fa4\u5fc5\u987b\u7531\u5947\u6570\u53f0\u670d\u52a1\u5668\u7ec4\u6210\uff0c\u6240\u4ee5\u81f3\u5c11\u9700\u89813\u53f0\u670d\u52a1\u5668\u3002<br \/>\n\u6211\u4eec\u5c06\u4f7f\u7528\u79df\u501f\u7684ConoHa VPS\u76843\u53f0\u670d\u52a1\u5668\u6765\u6784\u5efa\u96c6\u7fa4\u3002<br \/>\n\u57283\u53f0\u6784\u6210\u7684\u60c5\u51b5\u4e0b\uff0c\u5373\u4f7f\u4e00\u4e2a\u8282\u70b9\u53d1\u751f\u6545\u969c\uff0c\u96c6\u7fa4\u4e5f\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<p>\u4e3b\u673a\u540d\u3001\u89c4\u683c\u548c\u64cd\u4f5c\u7cfb\u7edf\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">node01: ConoHa 1GB \u30d7\u30e9\u30f3, CentOS 7.3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">node02: ConoHa 1GB \u30d7\u30e9\u30f3, CentOS 7.3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">node03: ConoHa 2GB \u30d7\u30e9\u30f3, CentOS 7.3<\/ul>\n<p>\u53ef\u4ee5\u6839\u636e\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\/etc\/hosts\u6587\u4ef6\u6216\u8005\u4f7f\u7528DNS\u8fdb\u884c\u540d\u79f0\u89e3\u6790\uff0c\u5c06\u4e3b\u673a\u540d\u5199\u5165\u5176\u4e2d\uff0c\u4ee5\u4fbf\u8fdb\u884c\u9002\u5f53\u7684\u914d\u7f6e\u3002<\/p>\n<h1>\u51c6\u5907\u4e8b\u9879<\/h1>\n<p>\u7531\u4e8e ZooKeeper \u5728\u8fd0\u884c\u65f6\u9700\u8981 Java\uff0c\u56e0\u6b64\u8bf7\u5148\u5b89\u88c5\u5b83\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo yum install java-1.8.0-openjdk java-1.8.0-openjdk-devel\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7528\u4e8e\u6267\u884c ZooKeeper \u7684\u7528\u6237\u3002<br \/>\n\u5982\u679c\u4e0d\u592a\u5728\u610f\u7684\u8bdd\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528 root \u7528\u6237\u6765\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo useradd -s \/sbin\/nologin -M zookeeper\r\n<\/code><\/pre>\n<h1>\u5b89\u88c5<\/h1>\n<p>\u6211\u51b3\u5b9a\u5b89\u88c5\u6700\u65b0\u7248\u672c(v3.4.9)\u3002\u8fd9\u6b21\u6211\u9009\u62e9\u5b89\u88c5\u5728\/usr\/local\u3002<\/p>\n<pre class=\"post-pre\"><code>$ wget http:\/\/ftp.jaist.ac.jp\/pub\/apache\/zookeeper\/current\/zookeeper-3.4.9.tar.gz\r\n$ tar zxvf zookeeper-3.4.9.tar.gz\r\n$ sudo mv zookeeper-3.4.9 \/usr\/local\r\n$ sudo chown -R zookeeper.zookeeper \/usr\/local\/zookeeper-3.4.9\r\n$ sudo ln -s \/usr\/local\/zookeeper-3.4.9 \/usr\/local\/zookeeper\r\n<\/code><\/pre>\n<h1>\u8bbe\u5b9a<\/h1>\n<p>\u8fdb\u884c\u6700\u57fa\u672c\u7684\u914d\u7f6e\u4ee5\u8fd0\u884cZooKeeper\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo cp \/usr\/local\/zookeeper\/conf\/zoo_sample.cfg \/usr\/local\/zookeeper\/conf\/zoo.cfg\r\n$ sudo vi \/usr\/local\/zookeeper\/conf\/zoo.cfg\r\n<\/code><\/pre>\n<p>\u8bf7\u81f3\u5c11\u5c06\u6570\u636e\u76ee\u5f55\u66f4\u6539\u4e3a\u5176\u4ed6\u5730\u65b9\u3002<br \/>\n\u9ed8\u8ba4\u8bbe\u7f6e\u4e3a\/tmp\uff0c\u56e0\u6b64\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u3002<br \/>\n\uff08\u66fe\u7ecf\u7531\u4e8e\u5fd8\u8bb0\u66f4\u6539\u6570\u636e\u76ee\u5f55\u800c\u591a\u6b21\u4e22\u5931\u9700\u8981\u7684\u6570\u636e\u7684\u7ecf\u5386&#8230;\uff09<\/p>\n<pre class=\"post-pre\"><code>dataDir=\/var\/lib\/zookeeper\r\n<\/code><\/pre>\n<p>\u5728\u8bbe\u5b9a\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u7528\u4e8e\u6784\u5efa\u96c6\u7fa4\u7684\u914d\u7f6e\u8bbe\u7f6e\u3002<br \/>\n\u662f\u5728\u96c6\u7fa4\u4e2d\u6bcf\u4e2a\u8282\u70b9\u7684\u552f\u4e00\u6570\u5b57\u3002<br \/>\n\u540c\u65f6\uff0c \u662f\u7528\u4e8e\u8fde\u63a5\u9886\u5bfc\u8005\u7684\u7aef\u53e3\uff0c \u662f\u7528\u4e8e\u9009\u4e3e\u9886\u5bfc\u8005\u7684\u7aef\u53e3\u3002<\/p>\n<pre class=\"post-pre\"><code>server.&lt;nodeId&gt;=&lt;hostname&gt;:&lt;port1&gt;:&lt;port2&gt;\r\n<\/code><\/pre>\n<p>\u8fd9\u6b21\u6211\u4eec\u5c06 \u4e0e\u4e3b\u673a\u540d\u8fdb\u884c\u4e86\u5173\u8054\u3002<\/p>\n<pre class=\"post-pre\"><code>server.1=node01:2888:3888\r\nserver.2=node02:2888:3888\r\nserver.3=node03:2888:3888\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u51c6\u5907\u6570\u636e\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo mkdir \/var\/lib\/zookeeper\r\n$ sudo chown zookeeper.zookeeper \/var\/lib\/zookeeper\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u8ba9\u6bcf\u4e2a\u8282\u70b9\u80fd\u591f\u8bc6\u522b\u81ea\u5df1\u7684\uff0c\u5728\u6570\u636e\u76ee\u5f55\u7684\u6839\u8def\u5f84\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amyid\u7684\u6587\u4ef6\uff0c\u5e76\u5199\u5165\u3002<\/p>\n<pre class=\"post-pre\"><code>$ echo &lt;nodeId&gt; | sudo tee \/var\/lib\/zookeeper\/myid\r\n<\/code><\/pre>\n<p>\u6700\u540e\uff0c\u5c06\u4e3asystemd\u7f16\u5199\u4e00\u4e2aservice\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo vi \/usr\/lib\/systemd\/system\/zookeeper.service\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>[Unit]\r\nDescription=Apache ZooKeeper\r\nAfter=network.target\r\n\r\n[Service]\r\nUser=zookeeper\r\nExecStart=\/usr\/local\/zookeeper\/bin\/zkServer.sh start-foreground\r\nKillMode=process\r\nRestart=always\r\n\r\n[Install]\r\nWantedBy=multi-user.target\r\n<\/code><\/pre>\n<h1>\u9632\u706b\u5899\u8bbe\u7f6e<\/h1>\n<p>\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1aZooKeeper\u57fa\u672c\u4e0a\u5e94\u8be5\u53ea\u4f7f\u7528TCP\u8fdb\u884c\u901a\u4fe1\u3002<br \/>\n\u786e\u4fdd\u5ba2\u6237\u7aef\u8fde\u63a5\u7aef\u53e3\uff08\u9ed8\u8ba4\u4e3a2181\/tcp\uff09\u548c\u8282\u70b9\u4e4b\u95f4\u901a\u4fe1\u7684\u7aef\u53e3\uff08\u524d\u9762\u63d0\u5230\u7684\u4e24\u4e2a\u7aef\u53e3\uff09\u662f\u53ef\u8fde\u63a5\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo firewall-cmd --add-port 2181\/tcp --add-port 2888\/tcp --add-port 3888\/tcp --permanent\r\n$ sudo firewall-cmd --reload\r\n<\/code><\/pre>\n<h1>\u542f\u52a8<\/h1>\n<p>\u7531\u4e8e\u5728systemd\u4e2d\u6ce8\u518c\uff0c\u56e0\u6b64\u542f\u52a8\u670d\u52a1\u5f88\u7b80\u5355\u3002<br \/>\n\u6839\u636e\u9700\u8981\u8fdb\u884c\u81ea\u52a8\u542f\u52a8\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo systemctl start zookeeper\r\n$ sudo systemctl enable zookeeper \/\/ optional\r\n<\/code><\/pre>\n<h1>\u786e\u8ba4<\/h1>\n<p>\u6211\u5011\u5c07\u6aa2\u67e5\u5404\u7bc0\u9ede\u7684\u72c0\u614b\uff0c\u4ee5\u78ba\u8a8d\u96c6\u7fa4\u662f\u5426\u6b63\u5e38\u904b\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nMode: follower\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nMode: follower\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nMode: leader\r\n<\/code><\/pre>\n<p>\u8fd9\u6b21\u7531node03\u62c5\u4efb\u9886\u5bfc\u8005\uff0c\u5176\u4ed6\u8282\u70b9\u6210\u4e3a\u8ffd\u968f\u8005\u3002<br \/>\n\u4e3a\u4e86\u6d4b\u8bd5ZooKeeper\u96c6\u7fa4\u7684\u5bb9\u9519\u6027\uff0c\u73b0\u5728\u8ba9\u62c5\u4efb\u9886\u5bfc\u8005\u7684node03\u505c\u6b62\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo systemctl stop zookeeper\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nMode: follower\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nMode: leader\r\n<\/code><\/pre>\n<p>\u8fd9\u4e00\u6b21\uff0cnode02\u88ab\u9009\u4e3a\u9886\u5bfc\u8005\u3002<br \/>\n\u6700\u540e\uff0c\u6211\u4eec\u5c06\u505c\u6b62\u5f53\u524d\u7684\u9886\u5bfc\u8005\uff0c\u5373node02\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo systemctl stop zookeeper\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ \/usr\/local\/zookeeper\/bin\/zkServer.sh status\r\nZooKeeper JMX enabled by default\r\nUsing config: \/usr\/local\/zookeeper\/bin\/..\/conf\/zoo.cfg\r\nError contacting service. It is probably not running.\r\n<\/code><\/pre>\n<p>\u4e3a\u4e86\u4f7fZooKeeper\u96c6\u7fa4\u6b63\u5e38\u8fd0\u884c\uff0c\u9700\u8981\u6709\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\u51fa\u6765\u7684\u8282\u70b9\u6570\u91cf\u5728\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>\u6700\u4f4e\u30ce\u30fc\u30c9\u6570 = \\frac{\u30af\u30e9\u30b9\u30bf\u5185\u306e\u5168\u30ce\u30fc\u30c9\u6570}{2} + 1\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u6b64\u6b21\u914d\u7f6e\u4e863\u4e2a\u8282\u70b9\u6765\u6784\u5efa\u96c6\u7fa4\uff0c\u6240\u4ee5\u4e3a\u4e86\u4f7f\u96c6\u7fa4\u6b63\u5e38\u8fd0\u884c\uff0c\u81f3\u5c11\u9700\u8981\u67092\u4e2a\u8282\u70b9\u5728\u8fd0\u884c\u3002<br \/>\n\u56e0\u6b64\uff0c\u4ec5\u67091\u4e2a\u8282\u70b9\u5728\u8fd0\u884c\u65f6\u5c06\u5bfc\u81f4\u9519\u8bef\uff0c\u65e0\u6cd5\u63d0\u4f9b\u670d\u52a1\u3002<br \/>\n\u5f53\u7136\uff0c\u5982\u679c\u5904\u4e8e\u9519\u8bef\u72b6\u6001\u7684\u96c6\u7fa4\u4e2d\u6b63\u5e38\u8fd0\u884c\u7684\u8282\u70b9\u6570\u91cf\u8fbe\u5230\u6700\u4f4e\u8981\u6c42\uff0c\u96c6\u7fa4\u5c31\u53ef\u4ee5\u6062\u590d\u8fd0\u884c\u3002<\/p>\n<h1>\u6700\u540e<\/h1>\n<p>ZooKeeper \u662f\u4e00\u79cd\u5e38\u7528\u4e8e\u5206\u5e03\u5f0f\u5e94\u7528\u7a0b\u5e8f\u7684\u4e2d\u95f4\u4ef6\uff0c\u5982\u679c\u8bb0\u4f4f\u5b83\u7684\u6784\u5efa\u65b9\u6cd5\uff0c\u5c06\u6765\u53ef\u80fd\u4f1a\u5f88\u6709\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9019\u6b21\u662f\u4f5c\u696d\u65e5\u8a8c\u3002 \u4e5f\u53ef\u4ee5\u7a31\u70ba\u81ea\u5df1\u7684\u7b46\u8a18\u3002 \u73af\u5883 \u7531\u4e8eZooKeeper\u96c6\u7fa4\u5fc5\u987b\u7531\u5947\u6570\u53f0\u670d\u52a1\u5668\u7ec4\u6210\uff0c\u6240\u4ee5\u81f3\u5c11\u9700\u8981 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36813","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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