{"id":5219,"date":"2026-01-12T12:41:52","date_gmt":"2026-01-12T03:41:52","guid":{"rendered":"https:\/\/eternalsphere.net\/echoes\/?p=5219"},"modified":"2026-06-06T10:12:31","modified_gmt":"2026-06-06T01:12:31","slug":"6or4q21ft3r2q43","status":"publish","type":"post","link":"https:\/\/eternalsphere.net\/echoes\/index.php\/2026\/01\/12\/6or4q21ft3r2q43\/","title":{"rendered":"\u5728 VPS \u8fc1\u79fb\u4e2d\u5b8c\u6574\u4fdd\u7559 Fail2ban \u5c01\u7981\u5386\u53f2\u7684\u6b63\u786e\u65b9\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728\u5b9e\u9645\u8fd0\u7ef4\u4e2d\uff0cFail2ban \u4e0d\u53ea\u662f\u4e00\u4e2a\u9632\u62a4\u5de5\u5177\uff0c\u5b83\u8fd8\u662f\u4e00\u53f0\u670d\u52a1\u5668\u957f\u671f\u906d\u53d7\u653b\u51fb\u540e\u5f62\u6210\u7684\u201c\u5b89\u5168\u8bb0\u5fc6\u5e93\u201d\u3002\u5f53\u66f4\u6362\u6216\u8fc1\u79fb VPS \u65f6\uff0c\u5982\u679c\u53ea\u91cd\u65b0\u5b89\u88c5 Fail2ban \u800c\u4e0d\u8fc1\u79fb\u5176\u5386\u53f2\u72b6\u6001\uff0c\u5c31\u7b49\u4e8e\u8ba9\u653b\u51fb\u8005\u4ece\u96f6\u5f00\u59cb\u91cd\u65b0\u6d4b\u8bd5\u65b0\u670d\u52a1\u5668\u7684\u9632\u5fa1\u8fb9\u754c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6587\u4ecb\u7ecd\u4e00\u79cd\u53ef\u9a8c\u8bc1\u3001\u53ef\u590d\u73b0\u3001\u53ef\u8fc1\u79fb\u7684 Fail2ban \u5b8c\u6574\u72b6\u6001\u8fc1\u79fb\u65b9\u6cd5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001Fail2ban \u7684\u771f\u5b9e\u6570\u636e\u5728\u54ea\u91cc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fail2ban \u7684\u8fd0\u884c\u72b6\u6001\u7531\u4e24\u90e8\u5206\u6784\u6210\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7c7b\u578b<\/th><th>\u76ee\u5f55<\/th><\/tr><\/thead><tbody><tr><td>\u914d\u7f6e\u4e0e\u89c4\u5219<\/td><td><code>\/etc\/fail2ban<\/code><\/td><\/tr><tr><td>\u5c01\u7981\u72b6\u6001\u4e0e\u5386\u53f2<\/td><td><code>\/var\/lib\/fail2ban<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d <code>\/var\/lib\/fail2ban<\/code> \u901a\u5e38\u5305\u542b\u4e00\u4e2a SQLite \u6570\u636e\u5e93\uff0c\u7528\u4e8e\u5b58\u50a8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f53\u524d\u88ab\u5c01\u7981\u7684 IP<\/li>\n\n\n\n<li>\u5404 jail \u7684\u5931\u8d25\u8ba1\u6570<\/li>\n\n\n\n<li>\u5c01\u7981\u65f6\u95f4\u4e0e\u89e3\u5c01\u65f6\u95f4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f Fail2ban \u6700\u91cd\u8981\u7684\u201c\u8d44\u4ea7\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u5728\u8fd0\u884c\u65f6\u5907\u4efd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fail2ban \u5728\u8fd0\u884c\u4e2d\u4f1a\u6301\u7eed\u5199\u5165\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0 IP \u88ab\u5c01<\/li>\n\n\n\n<li>\u65e7 IP \u89e3\u5c01<\/li>\n\n\n\n<li>\u5931\u8d25\u6b21\u6570\u66f4\u65b0<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5728\u8fd0\u884c\u4e2d\u76f4\u63a5\u590d\u5236\u6570\u636e\u5e93\u6587\u4ef6\uff0c\u6781\u5bb9\u6613\u5f97\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u534a\u5199\u5165\u7684\u6570\u636e\u5e93<\/li>\n\n\n\n<li>\u672a\u5408\u5e76\u7684 WAL<\/li>\n\n\n\n<li>\u4e0d\u4e00\u81f4\u7684 SQLite \u72b6\u6001<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4f1a\u5bfc\u81f4\u8fc1\u79fb\u540e Fail2ban \u542f\u52a8\u5931\u8d25\u6216\u6084\u7136\u5931\u6548\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u6b63\u786e\u505a\u6cd5\u662f\uff1a<br><strong>\u5148\u505c\u670d\u52a1\uff0c\u518d\u5907\u4efd\u6570\u636e\u3002<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u786e\u8ba4 Fail2ban \u8fd0\u884c\u6a21\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fail2ban \u6709\u4e24\u79cd\u8fd0\u884c\u6a21\u578b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a21\u5f0f<\/th><th>\u7279\u5f81<\/th><\/tr><\/thead><tbody><tr><td>root \u6a21\u5f0f<\/td><td>\u7cfb\u7edf\u4e2d\u6ca1\u6709 fail2ban \u7528\u6237<\/td><\/tr><tr><td>\u975e root \u6a21\u5f0f<\/td><td>\u5b58\u5728 fail2ban \u7528\u6237\uff0csystemd \u4e2d\u6709 User=fail2ban<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u786e\u8ba4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>getent passwd fail2ban\nps -eo user,group,comm | grep fail2ban\nsystemctl cat fail2ban | grep -i user\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u67d0\u4e9b\u4e91 VPS \u6216\u8001\u7cfb\u7edf\u4e2d\uff0cFail2ban \u4ee5 root \u8eab\u4efd\u8fd0\u884c\uff0c\u8fd9\u662f\u5b8c\u5168\u5408\u6cd5\u4e14\u5b89\u5168\u7684\u914d\u7f6e\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u6b63\u786e\u5907\u4efd\u65b9\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6e90\u670d\u52a1\u5668\u4e0a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl stop fail2ban\n\ntar -czvf \/root\/fail2ban-full-backup.tar.gz \\\n    \/etc\/fail2ban \\\n    \/var\/lib\/fail2ban\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u538b\u7f29\u5305\u5305\u542b\u4e86\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6240\u6709 jail \u89c4\u5219<\/li>\n\n\n\n<li>\u6240\u6709\u8fc7\u6ee4\u5668<\/li>\n\n\n\n<li>\u6240\u6709\u5c01\u7981 IP<\/li>\n\n\n\n<li>\u6240\u6709\u5931\u8d25\u8ba1\u6570<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b49\u540c\u4e8e Fail2ban \u7684\u201c\u5b8c\u6574\u7075\u9b42\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u5728\u65b0 VPS \u4e0a\u6062\u590d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u65b0\u670d\u52a1\u5668\u4e0a\u5b89\u88c5 Fail2ban \u540e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl stop fail2ban\ntar -xzvf fail2ban-full-backup.tar.gz -C \/\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u6839\u636e\u8fd0\u884c\u6a21\u5f0f\u8bbe\u7f6e\u6743\u9650\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5982\u679c\u662f root \u6a21\u5f0f<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>chown -R root:root \/etc\/fail2ban \/var\/lib\/fail2ban\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5982\u679c\u662f fail2ban \u7528\u6237\u6a21\u5f0f<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>chown -R root:root \/etc\/fail2ban\nchown -R fail2ban:fail2ban \/var\/lib\/fail2ban\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u540e\u542f\u52a8\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl start fail2ban\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9a8c\u8bc1\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>fail2ban-client status\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u770b\u5230\u539f\u6709 jail \u548c\u539f\u6709 banned IP \u6570\u91cf\uff0c\u8bf4\u660e\u8fc1\u79fb\u6210\u529f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u8fd9\u79cd\u8fc1\u79fb\u65b9\u5f0f\u7684\u610f\u4e49<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u591a\u6570 VPS \u8fc1\u79fb\u6d41\u7a0b\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6362\u673a\u5668 \u2192 \u91cd\u65b0\u5b89\u88c5 Fail2ban \u2192 \u653b\u51fb\u8005\u91cd\u65b0\u5f00\u59cb\u626b\u63cf<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u5b8c\u6574\u8fc1\u79fb Fail2ban \u7684\u65b9\u5f0f\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6362\u673a\u5668 \u2192 \u76f4\u63a5\u7ee7\u627f\u539f\u670d\u52a1\u5668\u7684\u653b\u51fb\u5386\u53f2 \u2192 \u653b\u51fb\u8005\u7acb\u523b\u88ab\u65e7\u9ed1\u540d\u5355\u62e6\u622a<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u76f8\u5f53\u4e8e\u628a\u4e00\u53f0\u201c\u7ecf\u5386\u8fc7\u771f\u5b9e\u4e92\u8054\u7f51\u653b\u51fb\u7684\u670d\u52a1\u5668\u9632\u5fa1\u4f53\u7cfb\u201d\u6574\u4f53\u590d\u5236\u5230\u65b0\u73af\u5883\uff0c\u662f\u751f\u4ea7\u7ea7\u8fd0\u7ef4\u4e2d\u975e\u5e38\u5c11\u89c1\u4f46\u6781\u5176\u9ad8\u4ef7\u503c\u7684\u505a\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5b9e\u9645\u8fd0\u7ef4\u4e2d\uff0cFail2ban \u4e0d\u53ea\u662f\u4e00\u4e2a\u9632\u62a4\u5de5\u5177\uff0c\u5b83\u8fd8\u662f\u4e00\u53f0\u670d\u52a1\u5668\u957f\u671f\u906d\u53d7\u653b\u51fb\u540e\u5f62\u6210\u7684\u201c\u5b89\u5168\u8bb0\u5fc6\u5e93\u201d\u3002\u5f53\u66f4\u6362\u6216\u8fc1\u79fb VPS \u65f6\uff0c\u5982\u679c\u53ea\u91cd\u65b0\u5b89\u88c5 Fail2ban \u800c\u4e0d\u8fc1\u79fb\u5176\u5386\u53f2\u72b6\u6001\uff0c\u5c31\u7b49\u4e8e\u8ba9\u653b\u51fb\u8005\u4ece\u96f6\u5f00\u59cb\u91cd\u65b0\u6d4b\u8bd5\u65b0\u670d\u52a1\u5668\u7684\u9632\u5fa1\u8fb9\u754c\u3002 \u672c\u6587\u4ecb\u7ecd\u4e00\u79cd\u53ef\u9a8c\u8bc1\u3001\u53ef\u590d\u73b0\u3001\u53ef\u8fc1\u79fb\u7684 Fail2ban \u5b8c\u6574\u72b6\u6001\u8fc1\u79fb\u65b9\u6cd5\u3002 \u4e00\u3001Fail2ban \u7684\u771f\u5b9e\u6570\u636e\u5728\u54ea\u91cc Fail2ban \u7684\u8fd0\u884c\u72b6\u6001\u7531\u4e24\u90e8\u5206\u6784\u6210\uff1a \u7c7b\u578b \u76ee\u5f55 \u914d\u7f6e\u4e0e\u89c4\u5219 \/etc\/fail2ban \u5c01\u7981\u72b6\u6001\u4e0e\u5386\u53f2 \/var\/lib\/fail2ban \u5176\u4e2d \/var\/lib\/fail2ban \u901a\u5e38\u5305\u542b\u4e00\u4e2a SQLite \u6570\u636e\u5e93\uff0c\u7528\u4e8e\u5b58\u50a8\uff1a \u8fd9\u662f Fail2ban \u6700\u91cd\u8981\u7684\u201c\u8d44\u4ea7\u201d\u3002 \u4e8c\u3001\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u5728\u8fd0\u884c\u65f6\u5907\u4efd Fail2ban \u5728\u8fd0\u884c\u4e2d\u4f1a\u6301\u7eed\u5199\u5165\u6570\u636e\u5e93\uff1a \u5982\u679c\u5728\u8fd0\u884c\u4e2d\u76f4\u63a5\u590d\u5236\u6570\u636e\u5e93\u6587\u4ef6\uff0c\u6781\u5bb9\u6613\u5f97\u5230\uff1a \u8fd9\u4f1a\u5bfc\u81f4\u8fc1\u79fb\u540e Fail2ban \u542f\u52a8\u5931\u8d25\u6216\u6084\u7136\u5931\u6548\u3002 \u56e0\u6b64\uff0c\u6b63\u786e\u505a\u6cd5\u662f\uff1a\u5148\u505c\u670d\u52a1\uff0c\u518d\u5907\u4efd\u6570\u636e\u3002 \u4e09\u3001\u786e\u8ba4 Fail2ban \u8fd0\u884c\u6a21\u5f0f Fail2ban \u6709\u4e24\u79cd\u8fd0\u884c\u6a21\u578b\uff1a \u6a21\u5f0f \u7279\u5f81 root \u6a21\u5f0f \u7cfb\u7edf\u4e2d\u6ca1\u6709 fail2ban \u7528\u6237 \u975e root \u6a21\u5f0f &hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[118],"tags":[],"class_list":["post-5219","post","type-post","status-publish","format-standard","hentry","category-tm5418kixf8ipqv"],"_links":{"self":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/5219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/comments?post=5219"}],"version-history":[{"count":1,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/5219\/revisions"}],"predecessor-version":[{"id":5220,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/5219\/revisions\/5220"}],"wp:attachment":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/media?parent=5219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/categories?post=5219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/tags?post=5219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}