{"id":412,"date":"2020-08-22T00:00:50","date_gmt":"2020-08-21T16:00:50","guid":{"rendered":"http:\/\/qssjx.com\/?p=412"},"modified":"2021-07-29T08:14:32","modified_gmt":"2021-07-29T00:14:32","slug":"827994ddc3","status":"publish","type":"post","link":"https:\/\/qssjx.com\/?p=412","title":{"rendered":"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09"},"content":{"rendered":"<div class=\"bpp-post-content\">\n<div class=\"show-content-free\">\n<p>\u5728\u9879\u76ee\u7684\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u7ecf\u5e38\u4f1a\u6709\u5b9a\u65f6\u4efb\u52a1\u7684\u9700\u6c42\uff0c\u4f8b\u5982\u6309\u65f6\u81ea\u52a8\u5904\u7406\u8ba2\u5355\u72b6\u6001\u6216\u8005\u9700\u8981\u505a\u67d0\u4e2a\u63a5\u53e3\u7684\u961f\u5217\u3002\u53ef\u662fPHP\u672c\u8eab\u5bf9\u4e0a\u8ff0\u573a\u666f\u7684\u652f\u6301\u5e76\u662f\u4e0d\u5f88\u597d\uff0c\u867d\u7136\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u54cd\u5e94\u65f6\u95f4\u7684\u65b9\u6cd5\u8ba9PHP\u8fdb\u7a0b\u4e0d\u7ed3\u675f\uff0c\u4f46\u4ece\u6d4b\u8bd5\u548c\u6613\u7ef4\u62a4\u7684\u89d2\u5ea6\u6765\u8bf4\uff0c<strong>\u6700\u5b9e\u7528\u7684\u65b9\u6848\u662f\u901a\u8fc7\u670d\u52a1\u5668\u5b9a\u65f6\u4efb\u52a1\u6765\u5b9e\u73b0<\/strong>\u3002\u7531\u4e8e\u914d\u7f6eLinux\u5b9a\u65f6\u4efb\u52a1\u4f1a\u6d89\u53ca\u5230\u5f88\u591a\u65b9\u9762\u7684\u77e5\u8bc6\uff0c\u5bf9\u4e8eLinux\u4e0d\u592a\u719f\u7684\u5f00\u53d1\u8005\u5bb9\u6613\u671b\u800c\u5374\u6b65\uff0c\u672c\u6587\u5c31\u4ee5\u6700\u7b80\u5355\u7684\u65b9\u5f0f\u5c06\u8fd9\u79cd\u65b9\u6848\u5b9e\u73b0\u843d\u5730\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u6709\u5e2e\u52a9\u3002 <\/p>\n<div class=\"image-package\">\n<div class=\"image-container\" style=\"\">\n<div class=\"image-container-fill\" style=\"\"><\/div>\n<div class=\"image-view\"  ><img decoding=\"async\"      src=\"http:\/\/qssjx.com\/wp-content\/uploads\/2019\/07\/beepress7-1564282617.png\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\"><\/div>\n<\/p><\/div>\n<div class=\"image-caption\">\u6d41\u7a0b\u56fe<\/div>\n<\/p><\/div>\n<\/p>\n<h3>\u7f16\u8f91crontab\u6587\u4ef6<\/h3>\n<p>\u6bcf\u4e2a\u7528\u6237\u90fd\u62e5\u6709\u81ea\u5df1\u7684crontab\u6587\u4ef6\uff0c\u6587\u4ef6\u5305\u542b\u9001\u4ea4\u5b88\u62a4\u8fdb\u7a0b\u7684\u4e00\u7cfb\u5217\u6307\u4ee4\uff0c\u901a\u5e38\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5bf9\u8be5\u6587\u4ef6\u8fdb\u884c\u7f16\u8f91\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>&gt; crontab -e <\/code><\/pre>\n<p>\u9ed8\u8ba4\u7684\u7f16\u8f91\u5668\u662fvim\uff0c\u53ea\u9700\u8981\u8bb0\u4f4f\u6309<code>i<\/code>\u53ef\u4ee5\u5bf9\u6587\u672c\u8fdb\u884c\u7f16\u8f91\uff0c\u4f7f\u7528\u4e0a\u4e0b\u5de6\u53f3\u7bad\u5934\u8c03\u6574\u5149\u6807\u4f4d\u7f6e\uff0c\u6309<code>esc<\/code>\u9000\u51fa\u7f16\u8f91\uff0c\u9000\u51fa\u7f16\u8f91\u540e\u952e\u5165<code>:wq<\/code>\u5bf9\u6587\u4ef6\u8fdb\u884c\u4fdd\u5b58\u5373\u53ef\uff0c\u5c31\u50cf\u4e0b\u9762\u8fd9\u6837\uff1a <\/p>\n<div class=\"image-package\">\n<div class=\"image-container\" style=\"\">\n<div class=\"image-container-fill\" style=\"\"><\/div>\n<div class=\"image-view\"  ><img decoding=\"async\"      src=\"http:\/\/qssjx.com\/wp-content\/uploads\/2019\/07\/beepress2-1564282619.gif\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\"><\/div>\n<\/p><\/div>\n<div class=\"image-caption\">\u7f16\u8f91crontab<\/div>\n<\/p><\/div>\n<p> \u5b9a\u65f6\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>* * * * * \/WWW\/learnlinux\/sometask.sh \u5206\u949f \u5c0f\u65f6 \u65e5 \u6708 \u661f\u671f \u547d\u4ee4 <\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u610f\u601d\u662f\uff0c\u6bcf1\u5206\u949f\u6267\u884c\u4e00\u6b21sometask.sh\u30025\u4e2a*\u53f7\u7684\u4f4d\u7f6e\u4ee3\u8868\u7684\u662f\u6267\u884c\u4efb\u52a1\u7684\u65f6\u95f4\uff0c\u8bed\u6cd5\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>\u201c*\u201d\u4ee3\u8868\u6240\u6709, \u201c\/\u201d\u4ee3\u8868\u5faa\u73af\u5468\u671f, \u201c-\u201d\u4ee3\u8868\u4ece\u67d0\u4e2a\u6570\u5b57\u5230\u67d0\u4e2a\u6570\u5b57\u7684\u533a\u95f4, \u201c,\u201d\u5206\u5f00\u51e0\u4e2a\u79bb\u6563\u7684\u6570\u5b57 <\/code><\/pre>\n<p>\u6700\u7b80\u5355\u7684\u5199\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>30 * * * * \u4ee3\u8868\u6bcf\u4e2a\u5c0f\u65f6\u7684\u7b2c30\u5206\u949f\u6267\u884c\u4e00\u6b21 30 6 * * * \u4ee3\u8868\u6bcf\u5929\u76846\u70b930\u5206\u6267\u884c\u4e00\u6b21 30 6 15 * * \u4ee3\u8868\u6bcf\u4e2a\u6708\u768415\u53f76\u70b930\u5206\u6267\u884c\u4e00\u6b21 30 6 15 5 * \u4ee3\u8868\u6bcf\u5e74\u76845\u670815\u53f76\u70b930\u5206\u6267\u884c\u4e00\u6b21 \u4e5f\u53ef\u4ee5\u7528\u661f\u671f\u8868\u793a\uff0c0\u4ee3\u8868\u5468\u65e5\uff1a 30 6 * * 0 \u4ee3\u8868\u6bcf\u4e2a\u5468\u65e5\u76846\u70b930\u6267\u884c\u4e00\u6b21 <\/code><\/pre>\n<p>\u7a0d\u5fae\u590d\u6742\u4e00\u70b9\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>*\/5 * * * * \u4ee3\u8868\u6bcf\u96945\u5206\u949f\u6267\u884c\u4e00\u6b21 30 6 *\/5 * * \u4ee3\u8868\u6bcf\u96945\u5929\u5c31\u57286\u70b930\u5206\u6267\u884c\u4e00\u6b21 0 2-5 * * * \u4ee3\u8868\u6bcf\u5929\u76842\u70b9\u52305\u70b9\u949f\u7684\u7b2c0\u5206\u949f\u6267\u884c\u4e00\u6b21 20,40 * * * * \u4ee3\u8868\u6bcf\u4e2a\u5c0f\u65f6\u7684\u7b2c20\u548c\u7b2c40\u5206\u949f\u6267\u884c\u4e00\u6b21 <\/code><\/pre>\n<h3>\u521b\u5efa\u53ef\u6267\u884c\u6587\u4ef6<\/h3>\n<p>\u6211\u4eec\u65e2\u7136\u89c4\u5b9a\u6bcf\u5206\u949f\u6267\u884c\u4e00\u6b21sometask.sh\u90a3\u4e48\u5c31\u5230\u76f8\u5e94\u7684\u76ee\u5f55\u4e0b\u53bb\u521b\u5efa\u8be5\u6587\u4ef6\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code>&gt; cd \/WWW\/learnlinux\/ &gt; vim sometask.sh <\/code><\/pre>\n<p>\u8fd9\u91cc\u4f7f\u7528vim\u521b\u5efa\u6587\u4ef6\uff0c\u7f16\u8f91\u65b9\u6cd5\u4e0a\u6587\u4e2d\u6709\uff0csometask.sh\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b:<\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"bash\">#!\/bin\/sh curl http:\/\/localhost\/learnlinux\/ <\/code><\/pre>\n<p>\u8be5\u6587\u4ef6\u4e2d\u7b2c\u4e00\u884c\u4e3a\u56fa\u5b9a\u5199\u6cd5\uff0c\u7b2c\u4e8c\u884c\u7528\u4e8e\u6307\u5b9a\u8bbf\u95ee\u7684\u9875\u9762URL\uff0c<code>curl<\/code>\u547d\u4ee4\u53ef\u4ee5\u4ee5GET\u7684\u65b9\u5f0f\u8bbf\u95ee\u540e\u9762\u7684\u5730\u5740\uff0c\u6ce8\u610f\uff1a\u5730\u5740\u4e0d\u9700\u8981\u6dfb\u52a0\u5f15\u53f7\u3002\u4f60\u53ef\u4ee5\u5c06\u8fd9\u91cc\u7684URL\u4fee\u6539\u4e3a\u5b9e\u9645\u9879\u76ee\u4e2d\u9700\u8981\u88ab\u5b9a\u65f6\u8bbf\u95ee\u7684\u9875\u9762\u3002<\/p>\n<p>\u6848\u4f8b\u4e2d\u88ab\u8bbf\u95ee\u7684\u9875\u9762PHP\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"php\">&lt;?php file_put_contents('timer.log', date('m-d H:i:s', time()).PHP_EOL, FILE_APPEND); <\/code><\/pre>\n<p>\u8be5\u9875\u9762\u6bcf\u6b21\u88ab\u8bbf\u95ee\u90fd\u4f1a\u5c06\u5f53\u524d\u65f6\u95f4\u8ffd\u52a0\u5230\u540c\u76ee\u5f55\u7684\u65e5\u5fd7\u6587\u4ef6\uff08timer.log\uff09\u4e2d\uff0c\u4e3b\u8981\u7528\u4e8e\u6d4b\u8bd5\u524d\u9762\u7684\u4ee3\u7801\u662f\u5426\u6b63\u5e38\u6267\u884c\u3002\u6ce8\u610f\uff1a\u9700\u8981\u7ed9\u8be5\u76ee\u5f55\u521b\u5efa\u6587\u4ef6\u7684\u6743\u9650\u3002<\/p>\n<p>\u4e0a\u8ff0\u6587\u4ef6\u521b\u5efa\u6210\u529f\u4e4b\u540e\uff0c\u53ef\u4ee5\u5148\u6267\u884c\u4e00\u6b21sh\u6587\u4ef6\uff0c\u6d4b\u8bd5\u9875\u9762\u662f\u5426\u6b63\u5e38\u88ab\u8bbf\u95ee\uff0c\u4e4b\u540e\u518d\u89c2\u5bdftimer.log\u6587\u4ef6\u88ab\u8bbf\u95ee\u7684\u65f6\u95f4\u70b9\u662f\u5426\u662f\u4f60\u6240\u5e0c\u671b\u7684\u3002\u5c31\u50cf\u8fd9\u6837\uff1a<\/p>\n<\/p>\n<div class=\"image-package\">\n<div class=\"image-container\" style=\"\">\n<div class=\"image-container-fill\" style=\"\"><\/div>\n<div class=\"image-view\"  ><img decoding=\"async\"      src=\"http:\/\/qssjx.com\/wp-content\/uploads\/2019\/07\/beepress8-1564282621.png\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" alt=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\" title=\"\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09\"><\/div>\n<\/p><\/div>\n<div class=\"image-caption\">timer.log<\/div>\n<\/p><\/div>\n<p> \u518d\u4e4b\u540e\u4f60\u5c31\u53ef\u4ee5\u5728\u9875\u9762\u6587\u4ef6\u91cc\u5904\u7406\u4f60\u7684\u4e1a\u52a1\u903b\u8f91\u4e86\uff0c\u6d4b\u8bd5\u7684\u65f6\u5019\u53ef\u4ee5\u7528<code>#<\/code>\u6ce8\u91cacrontab\u6587\u4ef6\u3002\u8fd9\u6837\uff0c\u867d\u7136PHP\u4e0d\u652f\u6301\u5b9a\u65f6\u4efb\u52a1\uff0c\u4f46\u901a\u8fc7\u670d\u52a1\u5668\u6280\u672f\uff0c\u4eca\u540e\u518d\u9047\u5230\u9700\u8981\u81ea\u52a8\u5904\u7406\u72b6\u6001\u6216\u8005\u505a\u63a5\u53e3\u961f\u5217\u7684\u9879\u76ee\u5c31\u7b80\u5355\u5f88\u591a\u4e86\u3002<\/p>\n<p>\u81f3\u4e8ewindow\u670d\u52a1\u5668\uff0c\u8bf7\u53bb\u4e0b\u8f7d\u5404\u79cd\u73b0\u6210\u7684\u5b9a\u65f6\u6267\u884c\u7a0b\u5e8f\uff1a\uff09<\/p>\n<\/p><\/div>\n<blockquote class=\"keep-source\">\n<p>\u539f\u6587\u59cb\u53d1\u4e8e\uff1a<a target=\"_blank\" href=\"https:\/\/www.jianshu.com\/p\/ef48ebd7232d\" rel=\"noopener noreferrer\" rel=\"nofollow\" >\u7b80\u5355\u7406\u89e3\u548c\u5b9e\u73b0Linux\u5b9a\u65f6\u4efb\u52a1\uff08crontab\uff09<\/a><\/p>\n<\/blockquote>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u9879\u76ee\u7684\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u7ecf\u5e38\u4f1a\u6709\u5b9a\u65f6\u4efb\u52a1\u7684\u9700\u6c42\uff0c\u4f8b\u5982\u6309\u65f6\u81ea\u52a8\u5904\u7406\u8ba2\u5355\u72b6\u6001\u6216\u8005\u9700\u8981\u505a\u67d0\u4e2a\u63a5\u53e3\u7684\u961f\u5217\u3002\u53ef\u662fPHP\u672c\u8eab\u5bf9\u4e0a [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[29],"tags":[],"_links":{"self":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts\/412"}],"collection":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=412"}],"version-history":[{"count":1,"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts\/412\/revisions"}],"predecessor-version":[{"id":416,"href":"https:\/\/qssjx.com\/index.php?rest_route=\/wp\/v2\/posts\/412\/revisions\/416"}],"wp:attachment":[{"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qssjx.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}