{"id":821,"date":"2021-01-09T11:44:45","date_gmt":"2021-01-09T03:44:45","guid":{"rendered":"https:\/\/byy3.com\/?p=821"},"modified":"2021-01-10T01:19:04","modified_gmt":"2021-01-09T17:19:04","slug":"linux%e4%bd%bf%e7%94%a8mysql%e8%bf%9c%e7%a8%8b%e8%bf%9e%e6%8e%a5%e8%ae%bf%e9%97%ae","status":"publish","type":"post","link":"https:\/\/byy3.com\/?p=821","title":{"rendered":"linux\u4f7f\u7528mysql\u8fdc\u7a0b\u8fde\u63a5\u8bbf\u95ee"},"content":{"rendered":"

Mysql\u9ed8\u8ba4root\u7528\u6237\u53ea\u80fd\u672c\u5730\u8bbf\u95ee\uff0c\u4e0d\u80fd\u8fdc\u7a0b\u8fde\u63a5\u7ba1\u7406mysql<\/span>\u6570\u636e\u5e93<\/a>\uff0cLinux<\/span>\u5982\u4f55\u5f00\u542fmysql\u8fdc\u7a0b\u8fde\u63a5<\/a><\/strong>\uff1f\u8bbe\u7f6e\u6b65\u9aa4\u5982\u4e0b\uff1a
\n1\u3001GRANT\u547d\u4ee4\u521b\u5efa\u8fdc\u7a0b\u8fde\u63a5mysql\u6388\u6743\u7528\u6237byy3\u548c\u5bc6\u7801www.byy3.com
\nmysql -u root -p
\nmysql>GRANT ALL PRIVILEGES ON *.* TO itlogger@localhost IDENTIFIED BY \u2018www.byy3.com\u2019 WITH GRANT OPTION;
\nmysql>GRANT ALL PRIVILEGES ON *.* TO itlogger@\u201d%\u201d IDENTIFIED BY \u2018www.byy3.com\u2019 WITH GRANT OPTION;<\/p>\n

\u7b2c\u4e00\u53e5\u589e\u52a0byy3\u7528\u6237\u6388\u6743\u901a\u8fc7\u672c\u5730\u673a\uff08localhost)\u8bbf\u95ee\uff0c\u5bc6\u7801\u201cwww.byy3.com\u201d\u3002\u7b2c\u4e8c\u53e5\u5219\u662f\u6388\u4e0ebyy3\u7528\u6237\u4ece\u4efb\u4f55\u5176\u5b83\u4e3b\u673a\u53d1\u8d77\u7684\u8bbf\u95ee\uff08\u901a\u914d\u7b26\uff05\uff09\u3002
\n2\u3001\u8bbe\u7f6e\u9632\u706b\u5899<\/span>\u5141\u8bb83306\u7aef\u53e3
\nvi \/etc\/sysconfig\/IP<\/span>tables
\n\u6dfb\u52a0-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 3306 -j ACCEPT
\n\uff08\u6ce8\u610f\u6dfb\u52a0\u5728-A RH-Firewall-1-INPUT -j REJECT \u2013reject-with icmp-host-prohibited\u4e4b\u524d\uff0c\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u89c4\u5219\u4e0d\u751f\u6548\uff09
\n\u91cd\u542f\u9632\u706b\u5899service iptables restart
\n3\u3001\u9644\uff1aMysql\u65e0\u6cd5\u8fdc\u7a0b\u8fde\u63a5\u7684\u5e38\u89c1\u95ee\u9898<\/p>\n

1\uff09\u67e5\u770bMysql\u7684\u7aef\u53e3\u662f\u5426\u6b63\u786e\uff0c\u901a\u8fc7netstat -ntlp\u67e5\u770b\u7aef\u53e3\u5360\u7528\u60c5\u51b5\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u7aef\u53e3\u662f3306\u3002<\/p>\n

2\uff09\u62a5\u9519\uff1aERROR 2003 (HY000): Can\u2019t connect to MySQL server on \u2019192.168.51.112\u2032 (111)
\n\u67e5\u770b\/etc\/my.cnf\u4e2d,skip-networking \u662f\u5426\u5df2\u88ab\u6ce8\u6389,\u9700\u8981\u6ce8\u6389\u3002
\n3\uff09\u62a5\u9519\uff1aERROR 2003 (HY000): Can\u2019t connect to MySQL server on \u2019192.168.51.112\u2032 (113)
\n\u67e5\u770b\u662f\u5426iptables\u6ca1\u6709\u5141\u8bb8mysql\u8fde\u63a5\uff0c\u901a\u8fc7\uff1aservice iptables stop\u4e34\u65f6\u5173\u95ed\u6d4b\u8bd5\u662f\u5426\u53ef\u4ee5\u6b63\u5e38\u8fdc\u7a0b\u8bbf\u95ee\uff0c\u5982\u679c\u53ef\u4ee5\uff0c\u6309\u4e0a\u9762\u65b9\u9762\u8bbe\u7f6eiptable\u5141\u8bb83306\u7aef\u53e3
\n4\uff09\u8fdc\u7a0b\u8bbf\u95eemysql\u901f\u5ea6\u5f88\u6162\u7684\u89e3\u51b3\u65b9\u6cd5
\n\u4fee\u6539\/etc\/my.cnf\u6216my.ini
\n[mysqld]\u4e0b\u6dfb\u52a0
\nskip-name-resolve
\nskip-grant-tables<\/p>\n

**********************************************************************************************************************<\/p>\n

\u6700\u91cd\u8981\u7684\u662fkali linux \u6216mariadb\u7684\u6570\u636e\u5e93\u914d\u7f6e\u6587\u4ef6\u4e3anano\u00a0 \/etc\/mysql\/mariadb.conf.d\/50-server.cnf<\/p>\n

\u4fee\u6539bind-address\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 = 127.0.0.1\u00a0 \u4e3a0.0.0.0 \u5141\u8bb8\u6240\u6709ip\u5730\u5740\u8bbf\u95ee<\/p>\n

mysql\u6570\u636e\u5e93\u8fdc\u7a0b\u8bbf\u95ee<\/a>\u8bbe\u7f6e\u65b9\u6cd5<\/p>\n

1\u3001\u4fee\u6539localhost
\n\u66f4\u6539 \"mysql\" \u6570\u636e\u5e93\u91cc\u7684 \"user\" \u8868\u91cc\u7684 \"host\" \u9879\uff0c\u4ece\"localhost\"\u6539\u6210\"%\"
\nmysql>use mysql;
\nmysql>update user set host = '%' where user = 'root';
\nmysql>select host, user from user;
\nmysql>FLUSH PRIVILEGES;<\/p>\n

<\/p>\n

2\u3001\u6307\u5b9a\u6388\u6743
\n\u4f7f\u7528myuser\/mypassword\u4ece\u4efb\u4f55\u4e3b\u673a\u8fde\u63a5\u5230mysql\u670d\u52a1\u5668:
\nGRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%' IDENTIFIED BY 'mypassword' WITH GRANT OPTION;<\/p>\n

\u4f7f\u7528myuser\/mypassword\u4eceip\u4e3a192.168.225.166\u7684\u4e3b\u673a\u8fde\u63a5\u5230mysql\u670d\u52a1\u5668:
\nGRANT ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.225.166' IDENTIFIED BY 'mypassword' WITH GRANT OPTION;<\/p>\n