{"id":388,"date":"2013-02-04T00:12:01","date_gmt":"2013-02-03T15:12:01","guid":{"rendered":"http:\/\/labo.samuraistyle.org\/blog\/?p=388"},"modified":"2016-10-22T18:52:20","modified_gmt":"2016-10-22T09:52:20","slug":"388","status":"publish","type":"post","link":"https:\/\/labo.samuraistyle.org\/blog\/archives\/388","title":{"rendered":"nginx\u306elimit_req\u306e\u52d5\u304d\u3067\u60a9\u3093\u3060"},"content":{"rendered":"<p>limit_req \u306e\u5236\u9650\u306e\u304b\u304b\u308a\u304b\u305f\u304c\u306a\u304b\u306a\u304b\u63b4\u3081\u306a\u304b\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002<\/p>\n<p>\u307e\u305a\u306f<\/p>\n<pre><code>limit_req_zone $binary_remote_addr zone=limit_zone:10m rate=1r\/s;\nlimit_req limit_zone;<\/code><\/pre>\n<p>\u3068\u3059\u308b\u3068\u3001leaky bucket\u3068\u3044\u3046\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u57fa\u3044\u3066IP\u30a2\u30c9\u30ec\u30b9\u3054\u3068\u306b1r\/s\u306e\u5236\u9650\u304c\u304b\u304b\u308b\u3002\u8d85\u3048\u305f\u3076\u3093\u306f503\u3002<\/p>\n<p><!--more--><\/p>\n<pre><code>limit_req limit_zone burst = 5;<\/code><\/pre>\n<p>burst \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3064\u3051\u308b\u3068 burst \u3076\u3093\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u307e\u3067\u53d7\u3051\u4ed8\u3051\u308b\u3088\u3046\u306b\u306a\u3063\u3066(\u304b\u3064rate\u306b\u5f93\u3063\u3066\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059)\u3001\u8d85\u3048\u305f\u3076\u3093\u306f503\u3002<\/p>\n<pre><code>limit_req limit_zone burst = 5 nodelay;<\/code><\/pre>\n<p>\u306b\u306a\u308b\u3068\u3001burst\u3076\u3093\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u307e\u3067\u306f\u5373\u6642\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\u3002\u305d\u308c\u4ee5\u964d\u306frate\u306b\u5f93\u3046\u3002\u8d85\u3048\u305f\u3076\u3093\u306f503\u3002<\/p>\n<p>\u4f55\u304c\u63b4\u3081\u306a\u304b\u3063\u305f\u304b\u3068\u3044\u3046\u3068\u3001burst\u3092\u3064\u3051\u305f\u5834\u5408\u3001burst\u3092\u8d85\u3048\u305f\u3068\u5224\u65ad\u3055\u308c\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u306f\uff1f\u3068\u304b\u3001\u8d85\u3048\u305f\u3068\u5224\u65ad\u3055\u308c\u305f\u3089\u6b21\u306f\u3044\u3064burst\u3067\u304d\u308b\u306e\uff1f\u3068\u304b\u3001\u305d\u306e\u3042\u305f\u308a\u3002nodelay\u3092\u3064\u3051\u305f\u308a\u5916\u3057\u305f\u308a\u3057\u3066\u30d1\u30cb\u30c3\u30af\u306b\u306a\u3063\u3066\u305fw<\/p>\n<p>\u57fa\u672c\u7684\u306b\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3082leaky bucket\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u51e6\u7406\u3055\u308c\u3066\u3044\u304f\u3068\u3044\u3046\u306e\u306f\u540c\u3058\u3067\u3001nodelay\u3092\u3064\u3051\u308b\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5373\u6642\u8fd4\u3059\u3068\u3044\u3046\u3060\u3051\u306a\u3093\u3060\u3051\u3069\u3001\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u3046\u3061\u306fnodelay\u306a\u3057\u3067\u691c\u8a3c\u3059\u308b\u3068\u308f\u304b\u308a\u3084\u3059\u3044\u3068\u601d\u3046\u3002<\/p>\n<p>leaky bucket\u306e\u30d0\u30b1\u30c4\u306fqueue\u69cb\u9020\u306b\u306a\u3063\u3066\u3044\u3066\u3001burst\u306fqueue\u306e\u6df1\u3055\u3002rate\u304cworker\u306e\u4ed5\u4e8b\u91cf\u3002nodelay\u306f\u898b\u304b\u3051\u4e0aqueue\u3068\u95a2\u4fc2\u306a\u304f\u5373\u6642\u51e6\u7406\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u305b\u304b\u3051\u308b\u3060\u3051(\u3064\u307e\u308aqueue\u306b\u306f\u6b8b\u3063\u3066\u3044\u308b)\u3068\u3044\u3046\u611f\u3058\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001burst\u3092\u8d85\u3048\u305f\u304b\u3069\u3046\u304b\u5224\u5b9a\u3055\u308c\u308b\u306e\u306fqueue\u304c\u6ea2\u308c\u305f\u6642\u3002\u6b21\u306bburst\u3067\u304d\u308b\u306e\u306fqueue\u304c\u7a7a\u306b\u306a\u3063\u305f\u6642\u3060\u3063\u305f\u3002<\/p>\n<p>rate\u3092\u5c0f\u3055\u304f\u3001burst\u3092\u60f3\u5b9a\u3059\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u3088\u308a\u5c11\u3057\u5927\u304d\u3081\u306b\u3057\u3066\u304a\u3044\u3066nodelay\u3092\u6709\u52b9\u306b\u3059\u308b\u3068DoS\u5bfe\u7b56\u3068\u3057\u3066\u3082\u4f7f\u3048\u305d\u3046\u304b\u306a\uff1f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>limit_req \u306e\u5236\u9650\u306e\u304b\u304b\u308a\u304b\u305f\u304c\u306a\u304b\u306a\u304b\u63b4\u3081\u306a\u304b\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002 \u307e\u305a\u306f limit_req_zone $binary_remote_addr zone=limit_zone:10m rate=1r\/s; limi &hellip; <a href=\"https:\/\/labo.samuraistyle.org\/blog\/archives\/388\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">nginx\u306elimit_req\u306e\u52d5\u304d\u3067\u60a9\u3093\u3060<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[29],"class_list":["post-388","post","type-post","status-publish","format-standard","hentry","category-tech","tag-nginx"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/posts\/388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/comments?post=388"}],"version-history":[{"count":4,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/posts\/388\/revisions"}],"predecessor-version":[{"id":938,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/posts\/388\/revisions\/938"}],"wp:attachment":[{"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/media?parent=388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/categories?post=388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labo.samuraistyle.org\/blog\/wp-json\/wp\/v2\/tags?post=388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}