{"id":75954,"date":"2024-10-16T02:37:15","date_gmt":"2024-10-15T18:37:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75954\/"},"modified":"2024-10-16T02:37:15","modified_gmt":"2024-10-15T18:37:15","slug":"mysql-%e8%a8%aa%e5%95%8f%e9%99%90%e5%88%b6%e7%9a%84%e5%af%a6%e9%9a%9b%e8%a8%ad%e7%bd%ae%e7%9a%842%e7%a8%ae%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75954\/","title":{"rendered":"MySQL \u8a2a\u554f\u9650\u5236\u7684\u5be6\u969b\u8a2d\u7f6e\u76842\u7a2e\u65b9\u6cd5"},"content":{"rendered":"

MySQL \u8a2a\u554f\u9650\u5236\u7684\u5be6\u969b\u8a2d\u7f6e\u76842\u7a2e\u65b9\u6cd5<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002MySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u9650\u5236\u8a2a\u554f\u6b0a\u9650\uff0c\u4ee5\u4fdd\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5169\u7a2e\u5be6\u969b\u8a2d\u7f6e MySQL \u8a2a\u554f\u9650\u5236\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u5176\u6578\u64da\u5eab\u74b0\u5883\u3002<\/p>\n

\u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528\u7528\u6236\u6b0a\u9650\u7ba1\u7406<\/h2>\n

MySQL \u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u7528\u6236\u6b0a\u9650\u7ba1\u7406\u529f\u80fd\uff0c\u5141\u8a31\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u70ba\u4e0d\u540c\u7684\u7528\u6236\u8a2d\u7f6e\u4e0d\u540c\u7684\u8a2a\u554f\u6b0a\u9650\u3002\u9019\u662f\u9650\u5236\u8a2a\u554f\u7684\u6700\u57fa\u672c\u65b9\u6cd5\u4e4b\u4e00\u3002<\/p>\n

1. \u5275\u5efa\u7528\u6236<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u5275\u5efa\u4e00\u500b\u65b0\u7684\u7528\u6236\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u5275\u5efa\u7528\u6236\uff1a<\/p>\n

CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';<\/code><\/pre>\n
\u5728\u9019\u88e1\uff0c’newuser’ \u662f\u7528\u6236\u540d\uff0c’localhost’ \u8868\u793a\u8a72\u7528\u6236\u53ea\u80fd\u5f9e\u672c\u5730\u8a2a\u554f\u6578\u64da\u5eab\uff0c’password’ \u662f\u7528\u6236\u7684\u5bc6\u78bc\u3002<\/p>\n
2. \u8a2d\u7f6e\u6b0a\u9650<\/h3>\n
\u5275\u5efa\u7528\u6236\u5f8c\uff0c\u60a8\u53ef\u4ee5\u70ba\u8a72\u7528\u6236\u8a2d\u7f6e\u7279\u5b9a\u7684\u6b0a\u9650\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u5e0c\u671b\u8a72\u7528\u6236\u53ea\u80fd\u8a2a\u554f\u67d0\u500b\u7279\u5b9a\u7684\u6578\u64da\u5eab\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
GRANT SELECT, INSERT, UPDATE ON database_name.* TO 'newuser'@'localhost';<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u6388\u4e88 ‘newuser’ \u7528\u6236\u5728 ‘database_name’ \u6578\u64da\u5eab\u4e0a\u7684 SELECT\u3001INSERT \u548c UPDATE \u6b0a\u9650\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u6b0a\u9650\u3002<\/p>\n
3. \u5237\u65b0\u6b0a\u9650<\/h3>\n
\u6700\u5f8c\uff0c\u70ba\u4e86\u4f7f\u66f4\u6539\u751f\u6548\uff0c\u60a8\u9700\u8981\u5237\u65b0 MySQL \u7684\u6b0a\u9650\uff1a<\/p>\n
FLUSH PRIVILEGES;<\/code><\/pre>\n
\u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528\u9632\u706b\u7246\u9650\u5236\u8a2a\u554f<\/h2>\n
\u9664\u4e86\u7528\u6236\u6b0a\u9650\u7ba1\u7406\uff0c\u53e6\u4e00\u7a2e\u6709\u6548\u7684\u8a2a\u554f\u9650\u5236\u65b9\u6cd5\u662f\u4f7f\u7528\u9632\u706b\u7246\u4f86\u63a7\u5236\u5c0d MySQL \u670d\u52d9\u7684\u8a2a\u554f\u3002\u9019\u53ef\u4ee5\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684 IP \u5730\u5740\u8a2a\u554f\u6578\u64da\u5eab\u3002<\/p>\n
1. \u914d\u7f6e\u9632\u706b\u7246<\/h3>\n
\u6839\u64da\u60a8\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7d71\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u9632\u706b\u7246\u5de5\u5177\u4f86\u8a2d\u7f6e\u898f\u5247\u3002\u4f8b\u5982\uff0c\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 iptables \u6216 firewalld \u4f86\u914d\u7f6e\u9632\u706b\u7246\u3002<\/p>\n
iptables -A INPUT -p tcp --dport 3306 -s YOUR_TRUSTED_IP -j ACCEPT<\/code><\/pre>\n
\u9019\u689d\u547d\u4ee4\u5141\u8a31\u4f86\u81ea ‘YOUR_TRUSTED_IP’ \u7684 IP \u5730\u5740\u8a2a\u554f MySQL \u7684\u9ed8\u8a8d\u7aef\u53e3 3306\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u6dfb\u52a0\u66f4\u591a\u7684 IP \u5730\u5740\u3002<\/p>\n
2. \u62d2\u7d55\u5176\u4ed6\u8a2a\u554f<\/h3>\n
\u70ba\u4e86\u9032\u4e00\u6b65\u52a0\u5f37\u5b89\u5168\u6027\uff0c\u60a8\u53ef\u4ee5\u62d2\u7d55\u6240\u6709\u5176\u4ed6\u7684\u8a2a\u554f\uff1a<\/p>\n
iptables -A INPUT -p tcp --dport 3306 -j DROP<\/code><\/pre>\n
\u9019\u6a23\uff0c\u53ea\u6709\u60a8\u6307\u5b9a\u7684\u53d7\u4fe1\u4efb IP \u5730\u5740\u53ef\u4ee5\u8a2a\u554f MySQL \u670d\u52d9\uff0c\u5176\u4ed6\u6240\u6709\u7684\u8acb\u6c42\u90fd\u6703\u88ab\u62d2\u7d55\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u901a\u904e\u4ee5\u4e0a\u5169\u7a2e\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u9650\u5236 MySQL \u7684\u8a2a\u554f\u6b0a\u9650\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u3002\u7121\u8ad6\u662f\u901a\u904e\u7528\u6236\u6b0a\u9650\u7ba1\u7406\u9084\u662f\u9632\u706b\u7246\u8a2d\u7f6e\uff0c\u9019\u4e9b\u63aa\u65bd\u90fd\u80fd\u5e6b\u52a9\u60a8\u4fdd\u8b77\u6578\u64da\u4e0d\u53d7\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u548c\u5b89\u5168\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u6216 \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5e0c\u671b\u672c\u6587\u80fd\u70ba\u60a8\u63d0\u4f9b\u6709\u50f9\u503c\u7684\u898b\u89e3\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406 MySQL \u6578\u64da\u5eab\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22MySQL\u8a2a\u554f\u9650\u5236\u7684\u5169\u7a2e\u5be6\u969b\u8a2d\u7f6e\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u5eab\u5b89\u5168\u6027\uff0c\u78ba\u4fdd\u50c5\u6388\u6b0a\u7528\u6236\u53ef\u8a2a\u554f\u95dc\u9375\u6578\u64da\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-75954","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75954","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=75954"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75954\/revisions"}],"predecessor-version":[{"id":75955,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75954\/revisions\/75955"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75954"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75954"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}