{"id":186,"date":"2017-04-28T09:41:14","date_gmt":"2017-04-28T09:41:14","guid":{"rendered":"http:\/\/info.ffteixeira.net\/2017\/04\/28\/cronjob-to-check-and-restart-service-if-dead\/"},"modified":"2017-04-28T09:41:14","modified_gmt":"2017-04-28T09:41:14","slug":"cronjob-to-check-and-restart-service-if-dead","status":"publish","type":"post","link":"https:\/\/blog.ffteixeira.net\/?p=186","title":{"rendered":"Cronjob to check and restart service if dead"},"content":{"rendered":"
For check and restart services, if they are inactive\/dead.<\/div>\n
 <\/div>\n
$ nano service_ck.sh<\/strong><\/div>\n
 <\/div>\n
#!\/bin\/bash<\/em><\/div>\n
STATUS=$(systemctl is-active snort)<\/em><\/div>\n
# Most services will return something like "active" if they are in fact "active"<\/em><\/div>\n
test "$STATUS" = "active" || systemctl restart snort<\/em><\/div>\n
 <\/div>\n
Change file permissions:<\/span><\/div>\n
$chmod +x service_ck.sh<\/strong><\/div>\n
 <\/strong> <\/span><\/div>\n
Update your crontab:<\/div>\n
$sudo crontab -e<\/strong><\/div>\n
 <\/strong><\/div>\n
add:<\/div>\n
 <\/div>\n
# min   hour    day month   dow cmd<\/em><\/div>\n
*\/1 *   *   *   *   \/path\/to\/service_ck.sh<\/em><\/div>\n
  <\/span><\/div>\n
or <\/div>\n
 <\/div>\n
#every minute:<\/em><\/div>\n
* * * * * \/path\/to\/service_ck.sh<\/em><\/div>\n
  <\/span><\/div>\n
 <\/div>\n
Credits<\/a> | Credits <\/a><\/div>\n
 <\/div>\n","protected":false},"excerpt":{"rendered":"

For check and restart services, if they are inactive\/dead.   $ nano service_ck.sh   #!\/bin\/bash STATUS=$(systemctl is-active snort) # Most services will return something like "active" if they are in fact "active" test "$STATUS" = "active" || systemctl restart snort … Continue reading →<\/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":[1],"tags":[],"class_list":["post-186","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/posts\/186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=186"}],"version-history":[{"count":0,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/posts\/186\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}