{"id":64,"date":"2014-06-24T05:05:41","date_gmt":"2014-06-24T05:05:41","guid":{"rendered":"http:\/\/ixyzero.com\/blog\/?p=64"},"modified":"2014-06-24T05:05:41","modified_gmt":"2014-06-24T05:05:41","slug":"crontab%e5%a6%82%e4%bd%95%e8%87%aa%e5%8a%a8%e5%91%a8%e6%9c%9f%e6%80%a7%e5%9c%b0%e8%ae%bf%e9%97%ae%e6%9f%90%e4%b8%80%e4%b8%aa%e7%bd%91%e9%a1%b5","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/64.html","title":{"rendered":"crontab\u5982\u4f55\u81ea\u52a8\u5468\u671f\u6027\u5730\u8bbf\u95ee\u67d0\u4e00\u4e2a\u7f51\u9875"},"content":{"rendered":"<h6>\u95ee\u9898\uff1acrontab\u5982\u4f55\u81ea\u52a8\u5468\u671f\u6027\u5730\u8bbf\u95ee\u67d0\u4e00\u4e2a\u7f51\u9875<\/h6>\n<p>\u4f8b\u5982\uff1ahttp:\/\/ixyzero.com\/zhihu\/ \u662f\u4e00\u4e2a\u5f53\u6709\u8bbf\u95ee\u7684\u65f6\u5019\u624d\u4f1a\u6267\u884c\u6293\u53d6\u4efb\u52a1\u5e76\u66f4\u65b0\u6570\u636e\u5e93\u7684\u9875\u9762\uff0c\u53ef\u5426\u8ba9crontab\u6bcf\u5929\u7684\u51e0\u70b9\u81ea\u52a8\u8bbf\u95ee\u4e00\u4e0b\u8fd9\u4e2a\u7f51\u9875\uff1f<\/p>\n<h6>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/h6>\n<pre class=\"lang:sh decode:true\">lynx -source http:\/\/ixyzero.com\/zhihu\/ &gt;\/dev\/null 2&gt;&amp;1<\/pre>\n<p>\u6216\u8005<\/p>\n<pre class=\"lang:sh decode:true\">wget -q --spider http:\/\/ixyzero.com\/zhihu\/<\/pre>\n<h4>\u5e94\u7528\u5230Crontab<\/h4>\n<p>\u4f8b\u5982\u6bcf\u592910\u70b9\u81ea\u52a8\u8bbf\u95ee\u4e0b\u9762\u7684\u7f51\u9875\uff01<br \/>\n#crontab -e<\/p>\n<pre class=\"lang:sh decode:true\">0 10 * * * lynx -source http:\/\/ixyzero.com\/zhihu\/index.php &gt;\/dev\/null 2&gt;&amp;1<\/pre>\n<p>\u6216\u8005<\/p>\n<pre class=\"lang:sh decode:true\">0 10 * * * wget -q --spider http:\/\/ixyzero.com\/zhihu\/index.php<\/pre>\n<p>&#8212;&#8212;-<\/p>\n<h6>\u547d\u4ee4\u53ca\u5176\u9009\u9879\u7684\u89e3\u91ca\uff1a<\/h6>\n<p>lynx -source http:\/\/ixyzero.com\/zhihu\/ &gt;\/dev\/null 2&gt;&amp;1<br \/>\n# -source<br \/>\nworks the same as dump but outputs HTML source instead of formatted text.<br \/>\n# -dump<br \/>\ndumps the formatted output of the default document or those specified on the command line to standard output. Unlike interactive mode, all documents are processed. This can be used in the following way:<br \/>\nlynx -dump http:\/\/www.subir.com\/lynx.html<\/p>\n<p>wget -q &#8211;spider http:\/\/ixyzero.com\/zhihu\/<br \/>\n# -q[&#8211;quiet]<br \/>\nTurn off Wget&#8217;s output.<br \/>\n# &#8211;spider<br \/>\nWget will behave as a Web spider, wich means that it will not download the pages, just check that they are there.(This feature needs much more work for Wget to get close to the functionality of real web spiders.)<\/p>\n<p>&nbsp;<\/p>\n<h6>\u53c2\u8003\u6587\u7ae0\uff1a<\/h6>\n<p><a title=\"crontab\u5982\u4f55\u81ea\u52a8\u8bbf\u95ee\u67d0\u4e00\u4e2a\u7f51\u9875\" href=\"http:\/\/lxsym.blog.51cto.com\/1364623\/480940\" target=\"_blank\">http:\/\/lxsym.blog.51cto.com\/1364623\/480940<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\u9898\uff1acrontab\u5982\u4f55\u81ea\u52a8\u5468\u671f\u6027\u5730\u8bbf\u95ee\u67d0\u4e00\u4e2a\u7f51\u9875 \u4f8b\u5982\uff1ahttp:\/\/ixyzero.com\/zhihu\/  [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,12],"tags":[63,64,65,66],"class_list":["post-64","post","type-post","status-publish","format-standard","hentry","category-linux","category-tools","tag-crontab","tag-lynx","tag-shell","tag-wget"],"views":3161,"_links":{"self":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/64","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/comments?post=64"}],"version-history":[{"count":0,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/64\/revisions"}],"wp:attachment":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/media?parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/categories?post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/tags?post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}