{"id":15894,"date":"2024-11-18T15:16:49","date_gmt":"2024-11-18T07:16:49","guid":{"rendered":"https:\/\/fwq.ai\/blog\/15894\/"},"modified":"2024-11-18T15:16:49","modified_gmt":"2024-11-18T07:16:49","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e4%b8%8a%e9%85%8d%e7%bd%ae%e9%ab%98%e5%8f%af%e7%94%a8%e7%9a%84%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b8%bb%e4%bb%8e%e5%a4%8d%e5%88%b6%e7%9b%91%e6%8e%a7","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15894\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7"},"content":{"rendered":"<p>\u5982\u4f55\u5728\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7<\/p>\n<p>\u5f15\u8a00\uff1a<br \/>\u5728\u73b0\u4ee3\u7684\u6280\u672f\u73af\u5883\u4e2d\uff0c\u6570\u636e\u5e93\u662f\u4e00\u4e2a\u5173\u952e\u7ec4\u4ef6\uff0c\u8bb8\u591a\u5e94\u7528\u7a0b\u5e8f\u4f9d\u8d56\u4e8e\u5b83\u4eec\u3002\u51fa\u4e8e\u53ef\u7528\u6027\u548c\u6570\u636e\u4fdd\u62a4\u7684\u8003\u8651\uff0c\u6570\u636e\u5e93\u7684\u9ad8\u53ef\u7528\u6027\u548c\u4e3b\u4ece\u590d\u5236\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728linux\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7\uff0c\u901a\u8fc7\u793a\u4f8b\u4ee3\u7801\u6765\u6f14\u793a\u64cd\u4f5c\u6b65\u9aa4\u3002<\/p>\n<p>\u4e3b\u4ece\u590d\u5236\u7684\u5de5\u4f5c\u539f\u7406\uff1a<br \/>\u4e3b\u4ece\u590d\u5236\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u5e93\u590d\u5236\u65b9\u6cd5\uff0c\u5176\u4e2d\u4e00\u4e2a\u6570\u636e\u5e93\u670d\u52a1\u5668\u4f5c\u4e3a\u4e3b\u670d\u52a1\u5668\uff08Master\uff09\uff0c\u800c\u5176\u4ed6\u670d\u52a1\u5668\u5219\u4f5c\u4e3a\u4ece\u670d\u52a1\u5668\uff08Slave\uff09\u3002\u4e3b\u670d\u52a1\u5668\u63a5\u6536\u5230\u7684\u5199\u64cd\u4f5c\u5c06\u88ab\u590d\u5236\u5230\u4ece\u670d\u52a1\u5668\u3002\u8fd9\u79cd\u67b6\u6784\u63d0\u4f9b\u4e86\u6570\u636e\u5197\u4f59\u3001\u8bfb\u5199\u5206\u79bb\u548c\u6545\u969c\u6062\u590d\u7684\u597d\u5904\u3002<\/p>\n<p>\u914d\u7f6e\u4e3b\u670d\u52a1\u5668\uff1a<br \/>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002\u672c\u6587\u4ee5MySQL\u4e3a\u4f8b\u3002<\/p>\n<ol>\n<li>\n<p>\u5b89\u88c5MySQL\u670d\u52a1\u5668\uff1a<\/p>\n<pre>sudo apt update\nsudo apt install mysql-server<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u914d\u7f6e\u4e3b\u670d\u52a1\u5668\uff1a<br \/>\u7f16\u8f91MySQL\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre>sudo nano \/etc\/mysql\/mysql.conf.d\/mysqld.cnf<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff0c\u5e76\u8fdb\u884c\u4fee\u6539\uff1a<\/p>\n<pre>bind-address            = 0.0.0.0\nserver-id               = 1\nlog_bin                 = \/var\/log\/mysql\/mysql-bin.log<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u91cd\u542fMySQL\u670d\u52a1\uff1a<\/p>\n<pre>sudo systemctl restart mysql<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ol>\n<p>\u914d\u7f6e\u4ece\u670d\u52a1\u5668\uff1a<\/p>\n<ol>\n<li>\n<p>\u5b89\u88c5MySQL\u670d\u52a1\u5668\uff1a<\/p>\n<pre>sudo apt update\nsudo apt install mysql-server<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u914d\u7f6e\u4ece\u670d\u52a1\u5668\uff1a<br \/>\u7f16\u8f91MySQL\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre>sudo nano \/etc\/mysql\/mysql.conf.d\/mysqld.cnf<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff0c\u5e76\u8fdb\u884c\u4fee\u6539\uff1a<\/p>\n<pre>bind-address            = 0.0.0.0\nserver-id               = 2\nlog_bin                 = \/var\/log\/mysql\/mysql-bin.log\nrelay_log               = \/var\/log\/mysql\/mysql-relay-bin.log<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u91cd\u542fMySQL\u670d\u52a1\uff1a<\/p>\n<pre>sudo systemctl restart mysql<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ol>\n<p>\u8bbe\u7f6e\u4e3b\u4ece\u5173\u7cfb\uff1a<\/p>\n<ol>\n<li>\n<p>\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u4e00\u4e2a\u7528\u4e8e\u590d\u5236\u7684\u7528\u6237\uff1a<\/p>\n<pre>mysql -u root -p\nGRANT REPLICATION SLAVE ON *.* TO 'replication_user'@'%' IDENTIFIED BY 'password';\nFLUSH PRIVILEGES;\nEXIT;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u5728\u4ece\u670d\u52a1\u5668\u4e0a\u914d\u7f6e\u4e3b\u670d\u52a1\u5668\u4fe1\u606f\uff1a<\/p>\n<pre>mysql -u root -p\nCHANGE MASTER TO MASTER_HOST='\u4e3b\u670d\u52a1\u5668\u7684IP\u5730\u5740', MASTER_USER='replication_user', MASTER_PASSWORD='password';\nSTART SLAVE;\nEXIT;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\u9a8c\u8bc1\u4e3b\u4ece\u590d\u5236\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\uff1a<br \/>\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u548c\u8868\uff0c\u5e76\u63d2\u5165\u4e00\u4e9b\u6570\u636e\u3002\u7136\u540e\uff0c\u5728\u4ece\u670d\u52a1\u5668\u4e0a\u9a8c\u8bc1\u662f\u5426\u80fd\u591f\u770b\u5230\u76f8\u5e94\u7684\u6570\u636e\u3002<\/li>\n<\/ol>\n<p>\u914d\u7f6e\u76d1\u63a7\uff1a<br \/>\u4e3a\u4e86\u786e\u4fdd\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u6211\u4eec\u9700\u8981\u76d1\u63a7\u5176\u72b6\u6001\uff0c\u5e76\u53ca\u65f6\u53d1\u73b0\u548c\u5904\u7406\u6545\u969c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528Python\u7f16\u5199\u7684\u7b80\u5355\u76d1\u63a7\u811a\u672c\u3002<\/p>\n<ol>\n<li>\n<p>\u5b89\u88c5\u6240\u9700\u7684Python\u5305\uff1a<\/p>\n<pre>sudo apt update\nsudo apt install python3-pip\npip3 install mysql-connector-python\npip3 install smtplib<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u521b\u5efamonitor.py\u6587\u4ef6\uff0c\u5e76\u5c06\u4ee5\u4e0b\u4ee3\u7801\u590d\u5236\u5230\u6587\u4ef6\u4e2d\uff1a<\/p>\n<pre>import smtplib\nimport mysql.connector\nfrom email.mime.text import MIMEText\n\ndef send_email(message):\n sender = \"your_email@gmail.com\"\n receiver = \"recipient_email@gmail.com\"\n subject = \"Database Replication Alert\"\n msg = MIMEText(message)\n msg['Subject'] = subject\n msg['From'] = sender\n msg['To'] = receiver\n\n try:\n     with smtplib.SMTP_SSL('smtp.gmail.com', 465) as smtp:\n         smtp.login(sender, \"your_password\")\n         smtp.sendmail(sender, receiver, msg.as_string())\n         print(\"Email sent successfully!\")\n except Exception as e:\n     print(\"Email failed to send: \" + str(e))\n\ndef monitor_replication():\n try:\n     connection = mysql.connector.connect(host=\"localhost\", user=\"replication_user\", password=\"password\", database=\"test\")\n     cursor = connection.cursor()\n     cursor.execute(\"SELECT COUNT(*) FROM my_table\")\n     result = cursor.fetchone()\n     cursor.close()\n     connection.close()\n     print(\"Replication is working fine, number of records: \" + str(result[0]))\n except mysql.connector.Error as error:\n     message = \"Replication failed: \" + str(error)\n     print(message)\n     send_email(message)\n\nif __name__ == \"__main__\":\n monitor_replication()<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\u4fee\u6539monitor.py\u4e2d\u7684\u914d\u7f6e\u4fe1\u606f\uff0c\u5305\u62ec\u53d1\u4ef6\u4eba\u548c\u6536\u4ef6\u4eba\u7684\u90ae\u7bb1\u5730\u5740\uff0c\u4ee5\u53ca\u53d1\u4ef6\u4eba\u7684\u90ae\u7bb1\u5bc6\u7801\u3002<\/li>\n<li>\u8fd0\u884cmonitor.py\u811a\u672c\uff0c\u53ef\u4ee5\u5c06\u5176\u52a0\u5165\u5b9a\u65f6\u4efb\u52a1\u4e2d\uff0c\u4ee5\u5b9a\u671f\u76d1\u63a7\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u7684\u72b6\u6001\u3002<\/li>\n<\/ol>\n<p>\u7ed3\u8bba\uff1a<br \/>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5728Linux\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7\u3002\u6301\u7eed\u76d1\u63a7\u6570\u636e\u5e93\u7684\u72b6\u6001\u5bf9\u4e8e\u6545\u969c\u6062\u590d\u548c\u53ef\u7528\u6027\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u4f7f\u7528\u793a\u4f8b\u4ee3\u7801\uff0c\u6211\u4eec\u53ef\u4ee5\u53ca\u65f6\u53d1\u73b0\u5e76\u5904\u7406\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u7684\u95ee\u9898\uff0c\u4ece\u800c\u786e\u4fdd\u4e1a\u52a1\u7684\u5e73\u7a33\u8fd0\u884c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5728Linux\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u5728\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7 \u5f15\u8a00\uff1a\u5728\u73b0\u4ee3\u7684\u6280\u672f\u73af\u5883\u4e2d\uff0c\u6570\u636e\u5e93\u662f\u4e00\u4e2a\u5173\u952e\u7ec4\u4ef6\uff0c\u8bb8\u591a\u5e94\u7528\u7a0b\u5e8f\u4f9d\u8d56\u4e8e\u5b83\u4eec\u3002\u51fa\u4e8e\u53ef\u7528\u6027\u548c\u6570\u636e\u4fdd\u62a4\u7684\u8003\u8651\uff0c\u6570\u636e\u5e93\u7684\u9ad8\u53ef\u7528\u6027\u548c\u4e3b\u4ece\u590d\u5236\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728linux\u4e0a\u914d\u7f6e\u9ad8\u53ef\u7528\u7684\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u76d1\u63a7\uff0c\u901a\u8fc7\u793a\u4f8b\u4ee3\u7801\u6765\u6f14\u793a\u64cd\u4f5c\u6b65\u9aa4\u3002 \u4e3b\u4ece\u590d\u5236\u7684\u5de5\u4f5c\u539f\u7406\uff1a\u4e3b\u4ece\u590d\u5236\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u5e93\u590d\u5236\u65b9\u6cd5\uff0c\u5176\u4e2d\u4e00\u4e2a\u6570\u636e\u5e93\u670d\u52a1\u5668\u4f5c\u4e3a\u4e3b\u670d\u52a1\u5668\uff08Master\uff09\uff0c\u800c\u5176\u4ed6\u670d\u52a1\u5668\u5219\u4f5c\u4e3a\u4ece\u670d\u52a1\u5668\uff08Slave\uff09\u3002\u4e3b\u670d\u52a1\u5668\u63a5\u6536\u5230\u7684\u5199\u64cd\u4f5c\u5c06\u88ab\u590d\u5236\u5230\u4ece\u670d\u52a1\u5668\u3002\u8fd9\u79cd\u67b6\u6784\u63d0\u4f9b\u4e86\u6570\u636e\u5197\u4f59\u3001\u8bfb\u5199\u5206\u79bb\u548c\u6545\u969c\u6062\u590d\u7684\u597d\u5904\u3002 \u914d\u7f6e\u4e3b\u670d\u52a1\u5668\uff1a\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002\u672c\u6587\u4ee5MySQL\u4e3a\u4f8b\u3002 \u5b89\u88c5MySQL\u670d\u52a1\u5668\uff1a sudo apt update sudo apt install mysql-server \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u914d\u7f6e\u4e3b\u670d\u52a1\u5668\uff1a\u7f16\u8f91MySQL\u914d\u7f6e\u6587\u4ef6\uff1a sudo nano \/etc\/mysql\/mysql.conf.d\/mysqld.cnf \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u5728\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff0c\u5e76\u8fdb\u884c\u4fee\u6539\uff1a bind-address = 0.0.0.0 server-id = 1 log_bin = \/var\/log\/mysql\/mysql-bin.log \u767b\u5f55\u540e\u590d\u5236 \u91cd\u542fMySQL\u670d\u52a1\uff1a sudo systemctl restart mysql \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u914d\u7f6e\u4ece\u670d\u52a1\u5668\uff1a \u5b89\u88c5MySQL\u670d\u52a1\u5668\uff1a sudo apt update sudo apt install mysql-server \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u914d\u7f6e\u4ece\u670d\u52a1\u5668\uff1a\u7f16\u8f91MySQL\u914d\u7f6e\u6587\u4ef6\uff1a sudo nano \/etc\/mysql\/mysql.conf.d\/mysqld.cnf \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-15894","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15894","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=15894"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15894\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=15894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=15894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=15894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}