\u867d\u7136Nginx\u63d0\u4f9b\u670d\u52a1\u5668\u7ea7\u522b\u7684IP\u8fc7\u6ee4\uff0c\u4f46\u5728PHP\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5b9e\u65bd\u68c0\u67e5\u53ef\u4ee5\u589e\u52a0\u989d\u5916\u7684\u5b89\u5168\u5c42\u548c\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u6f14\u793aIP\u68c0\u67e5\u7684PHP\u811a\u672c\u793a\u4f8b\uff1a<\/p>\n

<?php\r\nfunction checkIP($ip) {\r\n    $allowed_ips = array(\r\n        '203.0.113.0\/24',  \/\/ \u9999\u6e2fIP\u8303\u56f4\r\n        '198.51.100.0\/24'  \/\/ \u53e6\u4e00\u4e2a\u5141\u8bb8\u7684\u8303\u56f4\r\n    );\r\n\r\n    foreach ($allowed_ips as $range) {\r\n        if (ip_in_range($ip, $range)) {\r\n            return true;\r\n        }\r\n    }\r\n    return false;\r\n}\r\n\r\nfunction ip_in_range($ip, $range) {\r\n    list($range, $netmask) = explode('\/', $range, 2);\r\n    $range_decimal = ip2long($range);\r\n    $ip_decimal = ip2long($ip);\r\n    $wildcard_decimal = pow(2, (32 - $netmask)) - 1;\r\n    $netmask_decimal = ~ $wildcard_decimal;\r\n    return (($ip_decimal & $netmask_decimal) == ($range_decimal & $netmask_decimal));\r\n}\r\n\r\n$client_ip = $_SERVER['REMOTE_ADDR'];\r\nif (!checkIP($client_ip)) {\r\n    header(\"HTTP\/1.1 403 Forbidden\");\r\n    exit(\"\u62d2\u7edd\u8bbf\u95ee\");\r\n}\r\n\r\n\/\/ \u60a8\u7684\u4e3b\u8981\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u7ee7\u7eed\u5728\u8fd9\u91cc\r\n?>\r\n<\/code><\/pre>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u9999\u6e2f\u670d\u52a1\u5668\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n
\u5728\u9999\u6e2f\u670d\u52a1\u5668\u4e0a\u5b9e\u65bdIP\u68c0\u67e5\u65f6\uff0c\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n
\n
\u5b9a\u671f\u66f4\u65b0\u60a8\u7684\u5141\u8bb8IP\u5217\u8868\uff0c\u4ee5\u9002\u5e94\u7528\u6237\u7fa4\u6216\u7f51\u7edc\u7ed3\u6784\u7684\u53d8\u5316\u3002<\/li>\n
\u5bf9\u5141\u8bb8\u548c\u62d2\u7edd\u7684\u8bf7\u6c42\u5b9e\u65bd\u65e5\u5fd7\u8bb0\u5f55\uff0c\u4ee5\u76d1\u63a7\u8bbf\u95ee\u6a21\u5f0f\u3002<\/li>\n
\u8003\u8651\u4f7f\u7528\u5728\u9999\u6e2f\u6d41\u884c\u7684\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\uff0c\u5e76\u76f8\u5e94\u8c03\u6574\u60a8\u7684IP\u68c0\u67e5\u3002<\/li>\n
\u786e\u4fdd\u9075\u5b88\u9999\u6e2f\u5f53\u5730\u6709\u5173\u6570\u636e\u9690\u79c1\u548c\u8bbf\u95ee\u63a7\u5236\u7684\u6cd5\u89c4\u3002<\/li>\n<\/ol>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u5e38\u89c1\u95ee\u9898\u6392\u67e5<\/strong><\/h2>\n
\u5982\u679c\u5728\u5b9e\u65bdIP\u68c0\u67e5\u540e\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u8003\u8651\u4ee5\u4e0b\u6392\u9664\u6545\u969c\u6b65\u9aa4\uff1a<\/p>\n
\n
\u9a8c\u8bc1Nginx\u914d\u7f6e\u8bed\u6cd5\uff1anginx -t<\/code><\/li>\n
\u68c0\u67e5Nginx\u9519\u8bef\u65e5\u5fd7\uff1atail -f \/var\/log\/nginx\/error.log<\/code><\/li>\n
\u786e\u4fddPHP\u811a\u672c\u6743\u9650\u6b63\u786e<\/li>\n
\u4f7f\u7528\u5df2\u77e5\u7684\u5141\u8bb8\u548c\u4e0d\u5141\u8bb8\u7684IP\u8fdb\u884c\u6d4b\u8bd5<\/li>\n<\/ul>\n
[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
\u7ed3\u8bba<\/strong><\/h2>\n
\u4e3a\u5728\u9999\u6e2f\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u7684Nginx PHP\u5e94\u7528\u7a0b\u5e8f\u5b9e\u65bdIP\u5730\u5740\u68c0\u67e5\u662f\u589e\u5f3a\u6574\u4f53\u5b89\u5168\u6001\u52bf\u7684\u5173\u952e\u6b65\u9aa4\u3002\u901a\u8fc7\u7ed3\u5408\u670d\u52a1\u5668\u7ea7\u522b\u7684Nginx\u914d\u7f6e\u548c\u5e94\u7528\u7a0b\u5e8f\u7ea7\u522b\u7684PHP\u68c0\u67e5\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5f3a\u5927\u7684\u9632\u5fa1\u7cfb\u7edf\uff0c\u62b5\u5fa1\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u548c\u6f5c\u5728\u7684\u653b\u51fb\u3002\u8bf7\u8bb0\u4f4f\u5b9a\u671f\u5ba1\u67e5\u548c\u66f4\u65b0\u60a8\u7684IP\u89c4\u5219\uff0c\u4ee5\u5728\u9999\u6e2f\u52a8\u6001\u7684\u6570\u5b57\u73af\u5883\u4e2d\u4fdd\u6301\u6700\u4f73\u7684\u5b89\u5168\u6027\u80fd\u3002<\/p>\n
\u968f\u7740\u79d1\u6280\u4e16\u754c\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5728\u5b89\u5168\u63aa\u65bd\u65b9\u9762\u4fdd\u6301\u9886\u5148\u5bf9\u9999\u6e2f\u7684\u4efb\u4f55\u670d\u52a1\u5668\u79df\u7528\u6216\u670d\u52a1\u5668\u6258\u7ba1\u63d0\u4f9b\u5546\u6765\u8bf4\u90fd\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u5b9e\u65bd\u8fd9\u4e9bIP\u5730\u5740\u68c0\u67e5\uff0c\u60a8\u4e0d\u4ec5\u4fdd\u62a4\u4e86\u81ea\u5df1\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8fd8\u786e\u4fdd\u4e3a\u7ade\u4e89\u6fc0\u70c8\u7684\u9999\u6e2f\u670d\u52a1\u5668\u5e02\u573a\u4e2d\u7684\u5ba2\u6237\u63d0\u4f9b\u66f4\u5b89\u5168\u3001\u66f4\u53ef\u9760\u7684\u670d\u52a1\u3002<\/p>\n
[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] \u5728\u670d\u52a1\u5668\u79df\u7528\u548c\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1\u9886\u57df\uff0c\u7279\u522b\u662f\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u73af\u5883\u4e2d\uff0c\u5b9e\u65bd\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u81f3\u5173\u91cd\u8981\u3002\u4fdd\u62a4\u5728Nginx\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u7684PHP\u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e2a\u5173\u952e\u65b9\u9762\u662f\u5b9e\u65bdIP\u5730\u5740\u68c0\u67e5\u3002\u672c\u6587\u6df1\u5165\u63a2\u8ba8\u4e86\u4e3aPHP\u5e94\u7528\u8bbe\u7f6eIP\u5730\u5740\u9a8c\u8bc1\u7684\u590d\u6742\u6027\uff0c\u7279\u522b\u9488\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u73af\u5883\u8fdb\u884c\u4e86\u5b9a\u5236\u3002 [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] IP\u5730\u5740\u68c0\u67e5\u7684\u91cd\u8981\u6027 \u5728\u6df1\u5165\u6280\u672f\u7ec6\u8282\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u4e86\u89e3\u4e3a\u4ec0\u4e48IP\u5730\u5740\u68c0\u67e5\u5bf9\u60a8\u7684\u9999\u6e2f\u670d\u52a1\u5668\u81f3\u5173\u91cd\u8981\uff1a \u589e\u5f3a\u5b89\u5168\u6027\uff1a\u9650\u5236\u5bf9\u7279\u5b9aIP\u8303\u56f4\u7684\u8bbf\u95ee\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u653b\u51fb\u9762\u3002 \u5730\u7406\u9650\u5236\uff1a\u6709\u52a9\u4e8e\u9075\u5b88\u533a\u57df\u5185\u5bb9\u9650\u5236\u6216\u670d\u52a1\u9650\u5236\u3002 DDoS\u7f13\u89e3\uff1a\u4f5c\u4e3a\u9632\u5fa1\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u7684\u7b2c\u4e00\u9053\u9632\u7ebf\u3002 [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text] Nginx\u914d\u7f6eIP\u68c0\u67e5 Nginx\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5185\u7f6e\u6a21\u5757\u7528\u4e8eIP\u5730\u5740\u8fc7\u6ee4\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5229\u7528\u5b83\u4eec\uff1a \u4f7f\u7528allow\u548cdeny\u6307\u4ee4 \u7f16\u8f91\u60a8\u7684Nginx\u914d\u7f6e\u6587\u4ef6\uff08\u901a\u5e38\u4f4d\u4e8e\/etc\/nginx\/nginx.conf\u6216\/usr\/local\/nginx\/conf\/nginx.conf\uff09\u5e76\u5728\u9002\u5f53\u7684server\u6216location\u5757\u5185\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a server { listen 80; server_name yourdomain.com; location \/ { allow 192.168.1.0\/24; # \u5141\u8bb8\u7279\u5b9a\u5b50\u7f51 allow 203.0.113.0\/24; # \u5141\u8bb8\u53e6\u4e00\u4e2a\u5b50\u7f51\uff08\u4f8b\u5982\uff0c\u9999\u6e2fIP\u8303\u56f4\uff09 deny all; # \u62d2\u7edd\u6240\u6709\u5176\u4ed6IP # \u60a8\u7684PHP\u5904\u7406\u914d\u7f6e\u5728\u8fd9\u91cc fastcgi_pass unix:\/var\/run\/php\/php7.4-fpm.sock; # … \u5176\u4ed6FastCGI\u8bbe\u7f6e } } \u5229\u7528geo\u6a21\u5757 \u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u57fa\u4e8eIP\u7684\u89c4\u5219\uff0cgeo\u6a21\u5757\u975e\u5e38\u6709\u7528\uff1a http { geo $allowed_country { default 0; […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":16800,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[3905,3906,2280,353,265],"class_list":["post-16806","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-ip-address-check-sc","tag-php-sc","tag-nginx-sc","tag-server-rental-sc","tag-265"],"acf":[],"yoast_head":"\n