{"id":6354,"date":"2023-04-01T13:05:37","date_gmt":"2023-04-01T05:05:37","guid":{"rendered":"https:\/\/blog.hoyo.idv.tw\/?p=6354"},"modified":"2023-04-11T16:17:46","modified_gmt":"2023-04-11T08:17:46","slug":"python-%e5%b0%87%e7%a8%8b%e5%bc%8f%e6%96%b0%e5%a2%9e%e7%82%ba%e7%b3%bb%e7%b5%b1%e6%9c%8d%e5%8b%99","status":"publish","type":"post","link":"https:\/\/blog.hoyo.idv.tw\/?p=6354","title":{"rendered":"Python - \u5c07\u7a0b\u5f0f\u65b0\u589e\u70ba\u7cfb\u7d71\u670d\u52d9"},"content":{"rendered":"<h2>\u53c3\u8003\u8cc7\u6e90<\/h2>\n<ul>\n<li><a href=\"https:\/\/ithelp.ithome.com.tw\/users\/20006132\/ironman\/2508\" target=\"_blank\" rel=\"noopener\">\u90a3\u500b\u591c\u88e1\u7684\u8cc7\u5b89\u7cfb\u5217<\/a> (7~10)<\/li>\n<li><a href=\"https:\/\/ssorc.tw\/7452\" target=\"_blank\" rel=\"noopener\">CentOS7 \u900f\u904e systemd \u81ea\u52d5\u8b93\u670d\u52d9 restart \u91cd\u555f<\/a><\/li>\n<\/ul>\n<p>--<\/p>\n<h2>\u5efa\u7acb\u670d\u52d9<\/h2>\n<p>vi \/etc\/systemd\/system\/app.service<\/p>\n<pre class=\"lang:default decode:true \">[Unit]\r\nDescription=Gateway System Service\r\n\r\n[Service]\r\nType=idle\r\nRestart=on-failure\r\nRestartSec=3s\r\nExecStart=\/usr\/bin\/python3 \/opt\/Gateway\/app.py\r\nExecStop=\/bin\/kill $MAINPID\r\n\r\n[Install]\r\nWantedBy=multi-user.target<\/pre>\n<ul>\n<li>Type=idle<br \/>\nsystemd\u6703\u7b49\u5f85\u6240\u6709\u5de5\u4f5c\u8655\u7406\u5b8c\u6210\u5f8c\uff0c\u624d\u958b\u59cb\u57f7\u884cidle\u985e\u578b\u7684\u55ae\u5143\u3002\u5176\u4ed6\u884c\u70ba\u548cType=simple \u985e\u4f3c<\/li>\n<li>Restart=on-failure<br \/>\n\u4ec0\u9ebc\u60c5\u6cc1\u4e0b\u91cd\u555f \"always\", \"on-success\", \"on-failure\", \"on-abnormal\", \"on-abort\", or \"on-watchdog\"<\/li>\n<li>RestartSec=3s<br \/>\n\u6307\u5b9a\u5728\u5617\u8a66\u91cd\u65b0\u555f\u52d5\u670d\u52d9\u4e4b\u524d\u7b49\u5f85\u7684\u6642\u9593<\/li>\n<li>WantedBy=multi-user.target<br \/>\n\u5728\u591a\u4eba\u6a21\u5f0f\u6642\u958b\u6a5f\u555f\u52d5<\/li>\n<\/ul>\n<pre class=\"lang:default decode:true\"># systemctl enable app\r\nCreated symlink from \/etc\/systemd\/system\/multi-user.target.wants\/app.service to \/lib\/systemd\/system\/app.service.\r\n# systemctl start app<\/pre>\n<p>\u5c0d service \u6709\u7570\u52d5\u6642\uff0c\u8a18\u5f97\u91cd\u65b0 enabled \u6216 disable \u8a72\u670d\u52d9<\/p>\n<p>--<\/p>\n<h2>\u76e3\u770b\u8f38\u51fa\u8a0a\u606f<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.loggly.com\/ultimate-guide\/using-journalctl\/\" target=\"_blank\" rel=\"noopener\">Ultimate Guide to Logging<\/a><\/li>\n<\/ul>\n<p>Python \u7a0b\u5f0f\u78bc<\/p>\n<pre class=\"lang:python decode:true\">import logging\r\nlogging.basicConfig(level=logging.INFO, format='%(pathname)s:%(lineno)d %(message)s', datefmt='%Y-%m-%d %H:%M:%S')<\/pre>\n<p>\u4f7f\u7528 journalctl \u53ef\u67e5\u770b python \u8f38\u51fa\u8a0a\u606f<\/p>\n<pre class=\"lang:default decode:true\">journalctl -u service -f<\/pre>\n<pre class=\"lang:default decode:true\">Jun 09 08:59:02 CC31 python3[1289]: \/opt\/Gateway\/python\/App.py:1106 [1, 3, 0, 133, 0, 2, 213, 226]\r\nJun 09 08:59:02 CC31 python3[1289]: \/opt\/Gateway\/python\/App.py:1106 [1, 3, 0, 20, 0, 60, 5, 223]\r\nJun 09 08:59:04 CC31 python3[1289]: \/opt\/Gateway\/python\/App.py:596 0<\/pre>\n<p>\u958b\u982d\u9019\u6bb5\u300cJun 09 08:59:02 CC31 python3[1289]:\u300d\u662f journalctl \u9810\u8a2d\u7684\u986f\u793a\uff0c\u5982\u679c\u4e0d\u9700\u8981\u53ef\u4ee5\u52a0\u4e0a -o cat \u4f86\u904e\u6ffe\uff0c\u9810\u8a2d\u7684\u8f38\u51fa\u683c\u5f0f\u662f short<\/p>\n<pre class=\"lang:default decode:true \">journalctl -u service -f -o cat<\/pre>\n<pre class=\"lang:default decode:true \">\/opt\/Gateway\/python\/App.py:1106 [1, 3, 0, 133, 0, 2, 213, 226]\r\n\/opt\/Gateway\/python\/App.py:1106 [1, 3, 0, 20, 0, 60, 5, 223]\r\n\/opt\/Gateway\/python\/App.py:596 0<\/pre>\n<p>--<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p class=\"pvc_stats all \" data-element-id=\"6354\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> &nbsp;1,525&nbsp;total views, &nbsp;1&nbsp;views today<\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u53c3\u8003\u8cc7\u6e90 \u90a3\u500b\u591c\u88e1\u7684\u8cc7\u5b89\u7cfb\u5217 ...<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p class=\"pvc_stats all \" data-element-id=\"6354\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> &nbsp;1,525&nbsp;total views, &nbsp;1&nbsp;views today<\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[31],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/6354"}],"collection":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6354"}],"version-history":[{"count":14,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/6354\/revisions"}],"predecessor-version":[{"id":13400,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/6354\/revisions\/13400"}],"wp:attachment":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}