{"id":425,"date":"2021-07-28T18:18:40","date_gmt":"2021-07-28T10:18:40","guid":{"rendered":"https:\/\/egonlin.com\/?p=425"},"modified":"2021-07-30T10:25:55","modified_gmt":"2021-07-30T02:25:55","slug":"%e8%bf%9b%e7%a8%8b%e9%94%81","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=425","title":{"rendered":"\u8fdb\u7a0b\u9501"},"content":{"rendered":"<h1>\u8fdb\u7a0b\u9501<\/h1>\n<p>\u9632\u6b62\u8fdb\u7a0b\u88ab\u91cd\u590d\u8fd0\u884c<\/p>\n<pre><code class=\"language-python\">[root@aliyun ~]# cat lock.sh \n#!\/bin\/bash\nlock_file=\/tmp\/echo1.lock\n\n#\u5224\u65ad\u8fdb\u7a0b\u662f\u5426\u6b63\u5728\u8fd0\u884c\nif [ -f $lock_file ];then\n    pid=`cat $lock_file`\n    ps $pid &amp;&gt;\/dev\/null\n    [ $? -eq 0 ] &amp;&amp; echo &quot;Script1 is running...&quot; &amp;&amp; exit 1\n    #if [ $? -eq 0 ];then\n    #   echo &quot;Script1 is running...&quot;\n    #   exit 1\n    #fi\nfi\n\n#\u521b\u5efa\u9501\necho $$ &gt; $lock_file\n\necho &quot;lock1 begin...&quot;\nsleep 500\necho &quot;lock1 end&quot;\n\n#\u91ca\u653e\u9501\nrm -rf $lock_file<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8fdb\u7a0b\u9501 \u9632\u6b62\u8fdb\u7a0b\u88ab\u91cd\u590d\u8fd0\u884c [root@aliyun ~]# cat lock.sh #!\/bin\/bash  [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[72],"tags":[21,19,75,22,20],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/425"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=425"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/425\/revisions"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}