{"id":1884,"date":"2020-09-30T10:48:33","date_gmt":"2020-09-30T02:48:33","guid":{"rendered":"https:\/\/wyxxt.org.cn\/?p=1884"},"modified":"2023-12-04T15:47:41","modified_gmt":"2023-12-04T07:47:41","slug":"c10k%e9%97%ae%e9%a2%98%ef%bc%8c%e4%bb%a5%e5%95%86%e5%93%81%e4%b8%8b%e5%8d%95%e6%94%af%e4%bb%98%e4%b8%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/wyxxt.org.cn\/?p=1884","title":{"rendered":"c10k\u95ee\u9898\uff0c\u4ee5\u5546\u54c1\u4e0b\u5355\u652f\u4ed8\u4e3a\u4f8b"},"content":{"rendered":"

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\n \u7528\u6237\u8d2d\u4e70\u5546\u54c1\u53ef\u4ee5\u5206\u4e3a3\u4e2a\u9636\u6bb5\uff0c1\u3001\u751f\u6210\u8ba2\u53552\u3001\u6263\u51cf\u5e93\u5b583\u3001\u652f\u4ed8\uff0c\u4fdd\u8bc1\u4e0d\u8d85\u5356\u4e0d\u5c11\u5356\uff0c\u8ba2\u5355\u5fc5\u987b\u6709\u6548\u652f\u4ed8\uff0c\u8fd8\u8981\u4fdd\u8bc1\u7cfb\u7edf\u627f\u53d7\u6781\u9ad8\u7684\u5e76\u53d1\u3002\n<\/p><\/blockquote>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

\u4ee3\u7801\u6f14\u793a<\/h3>\n

go+lua\u811a\u672c<\/h4>\n
package remoteSpike\n\nimport \"github.com\/gomodule\/redigo\/redis\"\n\ntype RemoteSpikeKeys struct {\n    SpikeOrderHashKey  string\n    TotalInventoryKey  string\n    QuantityOfOrderKey string\n}\n\nconst LuaScript = `\n        local product_key = KEYS[1]\n        local product_total_key = ARGV[1]\n        local product_sold_key = ARGV[2]\n        local product_total_nums = tonumber(redis.call('HGET', product_key, product_total_key))\n        local product_sold_nums = tonumber(redis.call('HGET', product_key, product_sold_key))\n\n       if (product_total_nums > product_sold_nums) then\n            return redis.call('HINCRBY', product_key, product_sold_key, 1)\n        end\n        return 0\n`\n\/\/\u8fdc\u7aef\u7edf\u4e00\u6263\u5e93\u5b58\nfunc (RemoteSpikeKeys *RemoteSpikeKeys) RemoteDeductionStock(conn redis.Conn) bool {\n    lua := redis.NewScript(1, LuaScript)\n    result, err := redis.Int(lua.Do(conn, RemoteSpikeKeys.SpikeOrderHashKey, RemoteSpikeKeys.TotalInventoryKey, RemoteSpikeKeys.QuantityOfOrderKey))\n    if err != nil {\n        return false\n    }\n    return result != 0\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e0d\u8003\u8651\u63a5\u5165\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u53ea\u770bserver\u5c42\u3002 \u7cfb\u7edf\u9009\u578b \u9ad8\u5e76\u53d1\u60c5\u51b5\u4e0b\uff0c\u6d41\u91cf\u901a\u8fc7\u5c42\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u5747\u5300\u5230\u4e86\u4e0d\u540c\u7684\u670d\u52a1\u5668 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[386],"tags":[404],"class_list":["post-1884","post","type-post","status-publish","format-standard","hentry","category-386","tag-404"],"_links":{"self":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1884","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1884"}],"version-history":[{"count":7,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1884\/revisions"}],"predecessor-version":[{"id":2134,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1884\/revisions\/2134"}],"wp:attachment":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}