{"id":66451,"date":"2024-10-14T17:38:15","date_gmt":"2024-10-14T09:38:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66451\/"},"modified":"2024-10-14T17:38:15","modified_gmt":"2024-10-14T09:38:15","slug":"mysql-authentication-failed%e7%9a%84%e5%95%8f%e9%a1%8c%e5%88%86%e6%9e%90%e8%88%87%e8%a7%a3%e6%b1%ba%e5%b0%8d%e7%ad%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66451\/","title":{"rendered":"MySQL Authentication Failed\u7684\u554f\u984c\u5206\u6790\u8207\u89e3\u6c7a\u5c0d\u7b56"},"content":{"rendered":"<h1 id=\"mysql-authentication-failed%e7%9a%84%e5%95%8f%e9%a1%8c%e5%88%86%e6%9e%90%e8%88%87%e8%a7%a3%e6%b1%ba%e5%b0%8d%e7%ad%96-hZDjEYlJfI\">MySQL Authentication Failed\u7684\u554f\u984c\u5206\u6790\u8207\u89e3\u6c7a\u5c0d\u7b56<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u201cAuthentication Failed\u201d\u7684\u932f\u8aa4\u4fe1\u606f\u3002\u9019\u500b\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u6b63\u5e38\u904b\u884c\uff0c\u5f71\u97ff\u696d\u52d9\u7684\u9023\u7e8c\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u5206\u6790MySQL\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u89e3\u6c7a\u5c0d\u7b56\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81mysql%e8%ba%ab%e4%bb%bd%e9%a9%97%e8%ad%89%e5%a4%b1%e6%95%97%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-hZDjEYlJfI\">\u4e00\u3001MySQL\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<ul>\n<li><strong>\u7528\u6236\u540d\u6216\u5bc6\u78bc\u932f\u8aa4\uff1a<\/strong>\u6700\u5e38\u898b\u7684\u539f\u56e0\u662f\u7528\u6236\u540d\u6216\u5bc6\u78bc\u8f38\u5165\u932f\u8aa4\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u9375\u5165\u932f\u8aa4\u6216\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u6191\u8b49\u3002<\/li>\n<li><strong>\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\uff1a<\/strong>\u5373\u4f7f\u7528\u6236\u540d\u548c\u5bc6\u78bc\u6b63\u78ba\uff0c\u5982\u679c\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u8a2a\u554f\u7279\u5b9a\u7684\u6578\u64da\u5eab\uff0c\u4e5f\u6703\u5c0e\u81f4\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u3002<\/li>\n<li><strong>MySQL\u670d\u52d9\u5668\u914d\u7f6e\u554f\u984c\uff1a<\/strong>MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u5982my.cnf\uff09\u4e2d\u53ef\u80fd\u5b58\u5728\u932f\u8aa4\uff0c\u5c0e\u81f4\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u3002<\/li>\n<li><strong>\u4e3b\u6a5f\u540d\u89e3\u6790\u554f\u984c\uff1a<\/strong>\u5982\u679c\u4f7f\u7528\u4e3b\u6a5f\u540d\u800c\u975eIP\u5730\u5740\u9023\u63a5MySQL\uff0c\u4e3b\u6a5f\u540d\u89e3\u6790\u5931\u6557\u4e5f\u53ef\u80fd\u5c0e\u81f4\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u3002<\/li>\n<li><strong>MySQL\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong>\u4e0d\u540c\u7248\u672c\u7684MySQL\u53ef\u80fd\u4f7f\u7528\u4e0d\u540c\u7684\u8eab\u4efd\u9a57\u8b49\u63d2\u4ef6\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%8c%e3%80%81%e8%a7%a3%e6%b1%ba%e5%b0%8d%e7%ad%96-hZDjEYlJfI\">\u4e8c\u3001\u89e3\u6c7a\u5c0d\u7b56<\/h2>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e5%90%8d%e5%92%8c%e5%af%86%e7%a2%bc-hZDjEYlJfI\">1. \u6aa2\u67e5\u7528\u6236\u540d\u548c\u5bc6\u78bc<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u8a8d\u7528\u6236\u540d\u548c\u5bc6\u78bc\u7684\u6b63\u78ba\u6027\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6e2c\u8a66\u9023\u63a5\uff1a<\/p>\n<pre><code>mysql -u your_username -p<\/code><\/pre>\n<p>\u5728\u63d0\u793a\u6642\u8f38\u5165\u5bc6\u78bc\uff0c\u78ba\u4fdd\u6c92\u6709\u9375\u5165\u932f\u8aa4\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-hZDjEYlJfI\">2. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\uff1a<\/p>\n<pre><code>SHOW GRANTS FOR 'your_username'@'localhost';<\/code><\/pre>\n<p>\u5982\u679c\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6388\u4e88\u6b0a\u9650\uff1a<\/p>\n<pre><code>GRANT ALL PRIVILEGES ON database_name.* TO 'your_username'@'localhost';<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5mysql%e9%85%8d%e7%bd%ae-hZDjEYlJfI\">3. \u6aa2\u67e5MySQL\u914d\u7f6e<\/h3>\n<p>\u6aa2\u67e5MySQL\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u4f4d\u65bc\/etc\/my.cnf\u6216\/etc\/mysql\/my.cnf\uff09\u662f\u5426\u6b63\u78ba\u3002\u7279\u5225\u662f\u8981\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u500b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><code>bind-address<\/code>\uff1a\u78ba\u4fdd\u5b83\u8a2d\u7f6e\u70ba\u6b63\u78ba\u7684IP\u5730\u5740\u6216<code>0.0.0.0<\/code>\u4ee5\u5141\u8a31\u6240\u6709IP\u9023\u63a5\u3002<\/li>\n<li><code>skip-name-resolve<\/code>\uff1a\u5982\u679c\u4f7f\u7528IP\u5730\u5740\u9023\u63a5\uff0c\u5efa\u8b70\u555f\u7528\u6b64\u9078\u9805\u4ee5\u907f\u514d\u4e3b\u6a5f\u540d\u89e3\u6790\u554f\u984c\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8ip%e5%9c%b0%e5%9d%80%e9%80%a3%e6%8e%a5-hZDjEYlJfI\">4. \u4f7f\u7528IP\u5730\u5740\u9023\u63a5<\/h3>\n<p>\u5982\u679c\u4f7f\u7528\u4e3b\u6a5f\u540d\u9023\u63a5MySQL\u51fa\u73fe\u554f\u984c\uff0c\u53ef\u4ee5\u5617\u8a66\u76f4\u63a5\u4f7f\u7528IP\u5730\u5740\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>mysql -u your_username -p -h 192.168.1.1<\/code><\/pre>\n<h3 id=\"5-%e6%aa%a2%e6%9f%a5mysql%e7%89%88%e6%9c%ac%e5%92%8c%e8%ba%ab%e4%bb%bd%e9%a9%97%e8%ad%89%e6%8f%92%e4%bb%b6-hZDjEYlJfI\">5. \u6aa2\u67e5MySQL\u7248\u672c\u548c\u8eab\u4efd\u9a57\u8b49\u63d2\u4ef6<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5MySQL\u7248\u672c\uff1a<\/p>\n<pre><code>SELECT VERSION();<\/code><\/pre>\n<p>\u5982\u679c\u7248\u672c\u4e0d\u517c\u5bb9\uff0c\u8003\u616e\u5347\u7d1a\u6216\u964d\u7d1aMySQL\u3002\u6b64\u5916\uff0c\u6aa2\u67e5\u8eab\u4efd\u9a57\u8b49\u63d2\u4ef6\uff1a<\/p>\n<pre><code>SELECT user, host, plugin FROM mysql.user;<\/code><\/pre>\n<p>\u6839\u64da\u9700\u8981\u8abf\u6574\u8eab\u4efd\u9a57\u8b49\u63d2\u4ef6\u3002<\/p>\n<h2 id=\"%e4%b8%89%e3%80%81%e7%b8%bd%e7%b5%90-hZDjEYlJfI\">\u4e09\u3001\u7e3d\u7d50<\/h2>\n<p>MySQL\u8eab\u4efd\u9a57\u8b49\u5931\u6557\u7684\u554f\u984c\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u7528\u6236\u540d\u6216\u5bc6\u78bc\u932f\u8aa4\u3001\u7528\u6236\u6b0a\u9650\u4e0d\u8db3\u3001\u914d\u7f6e\u554f\u984c\u7b49\u3002\u901a\u904e\u6aa2\u67e5\u7528\u6236\u6191\u8b49\u3001\u6b0a\u9650\u3001\u914d\u7f6e\u6587\u4ef6\u4ee5\u53ca\u4f7f\u7528IP\u5730\u5740\u9023\u63a5\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u6578\u64da\u5eab\u670d\u52d9\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u53ef\u7528\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5206\u6790MySQL\u8a8d\u8b49\u5931\u6557\u554f\u984c\uff0c\u63d0\u4f9b\u6709\u6548\u89e3\u6c7a\u5c0d\u7b56\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u6392\u67e5\u4e26\u4fee\u5fa9\u9023\u63a5\u554f\u984c\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-66451","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66451","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=66451"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66451\/revisions"}],"predecessor-version":[{"id":66452,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66451\/revisions\/66452"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66451"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}