{"id":2898,"date":"2017-02-22T08:02:45","date_gmt":"2017-02-21T23:02:45","guid":{"rendered":"http:\/\/stuffy.dip.jp\/wordpress\/?p=2898"},"modified":"2017-05-29T16:15:21","modified_gmt":"2017-05-29T07:15:21","slug":"shellscript-to-edit-host-file","status":"publish","type":"post","link":"https:\/\/www.stuffy.site\/wordpress\/?p=2898","title":{"rendered":"hosts\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8"},"content":{"rendered":"<p>\/etc\/hosts.allow \u3067\u30db\u30b9\u30c8\u5236\u9650\u3057\u3066\u3044\u308b\u3068\u30ab\u30b9\u30da\u30eb\u30b9\u30ad\u30fc\u30bb\u30ad\u30e5\u30a2\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3067IP\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306bsshd\u306b\u7de0\u3081\u51fa\u3055\u308c\u308b\u306e\u3067\u5bfe\u7b56\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002<\/p>\n<pre class=\"brush: actionscript3; gutter: false; first-line: 1\"><span style=\"font-size: 10pt;\">#!\/bin\/bash\r\nipAddress=`\/usr\/bin\/host example.com | awk 'NR==1{print $4}'`\r\nsed -i '\/sshd:\/d' \/etc\/hosts.allow\r\nsed -i -e '10i sshd: '$ipAddress \/etc\/hosts.allow\r\nservice sshd restart\r\n<\/span><\/pre>\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\/usr\/bin\/host \u3067\u53d6\u5f97\u3057\u3066\u5909\u6570\u306b\u683c\u7d0d\u3002hosts.allow \u306e\u53e4\u3044IP\u3092\u542b\u3080sshd\u884c\u3092\u524a\u9664\u300110\u884c\u76ee\u306b\u65b0\u3057\u3044IP\u3068\u3057\u3066\u8ffd\u52a0\u3002\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092cron\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58\u3002<\/p>\n<pre class=\"brush: actionscript3; gutter: false; first-line: 1\">00 * * * * \/root\/scriptname<\/pre>\n<p>\u5b9f\u884c\u6a29\u9650\u3092\u4e0e\u3048\u3066cron\u306b\u767b\u9332\u3057\u307e\u3059\u3002\u3053\u308c\u3067\u3046\u307e\u304f\u884c\u304f\u306f\u305a\uff1f<\/p>\n<pre class=\"brush: actionscript3; gutter: false; first-line: 1\">#chmod o+x scriptname\r\n# crontab filename<\/pre>\n<p>\u6ce8\uff09\u30b3\u30f3\u30bd\u30fc\u30eb\u30ed\u30b0\u30aa\u30f3\u3067\u304d\u306a\u3044\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u3067\u306e\u969c\u5bb3\u767a\u751f\u3084\u6b63\u5e38\u52d5\u4f5c\u306f\u4fdd\u8a3c\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u53c2\u8003URL:<br \/>\n<iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" title=\"crontab\u306e\u66f8\u5f0f - by shigemk2\" src=\"https:\/\/hatenablog-parts.com\/embed?url=http%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20111020%2F1319131068#?secret=VeosMxqHCQ\" data-secret=\"VeosMxqHCQ\" scrolling=\"no\" frameborder=\"0\"><\/iframe><br \/>\nhttps:\/\/blog.tnmt.info\/2011\/11\/30\/hosts-allow-include\/<br \/>\nhttp:\/\/blog.glidenote.com\/blog\/2011\/12\/28\/dyndns-iptables-hosts.allow\/<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\/etc\/hosts.allow \u3067\u30db\u30b9\u30c8\u5236\u9650\u3057\u3066\u3044\u308b\u3068\u30ab\u30b9\u30da\u30eb\u30b9\u30ad\u30fc\u30bb\u30ad\u30e5\u30a2\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3067IP\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306bsshd\u306b\u7de0\u3081\u51fa\u3055\u308c\u308b\u306e\u3067\u5bfe\u7b56\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002 #!\/bin\/bash ipAddress=`\/us &hellip; <a href=\"https:\/\/www.stuffy.site\/wordpress\/?p=2898\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">hosts\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,74],"tags":[],"class_list":["post-2898","post","type-post","status-publish","format-standard","hentry","category-linux","category-shellscript"],"_links":{"self":[{"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2898","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2898"}],"version-history":[{"count":5,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2898\/revisions"}],"predecessor-version":[{"id":2903,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2898\/revisions\/2903"}],"wp:attachment":[{"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stuffy.site\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}