{"id":213,"date":"2017-10-24T09:41:37","date_gmt":"2017-10-24T09:41:37","guid":{"rendered":"http:\/\/info.ffteixeira.net\/2017\/10\/24\/nagios-active-checks-check_ncpa-py\/"},"modified":"2017-10-24T09:41:37","modified_gmt":"2017-10-24T09:41:37","slug":"nagios-active-checks-check_ncpa-py","status":"publish","type":"post","link":"https:\/\/blog.ffteixeira.net\/?p=213","title":{"rendered":"Nagios Active Checks (check_ncpa.py)"},"content":{"rendered":"

Nagios Active Checks (check_ncpa.py)<\/h3>\n
\n
 <\/div>\n
Nagios plugin:<\/div>\n
https:\/\/assets.nagios.com\/downloads\/ncpa\/check_ncpa.tar.gz<\/div>\n
 <\/div>\n<\/div>\n
\n
\n
\n
Copy check_ncpa.py  to \/usr\/local\/nagios\/libexec (plugin directory) or \/usr\/lib64\/nagios\/plugins\/ (plugin directory Centos 6.9)<\/div>\n
 <\/div>\n
ln -s check_ncpa.py check_ncpa<\/div>\n<\/div>\n
 <\/div>\n
\n
Define new check_ncpa<\/b> command by adding following lines to \/usr\/local\/nagios\/etc\/objects\/<\/u>commands.cfg<\/b><\/div>\n
 <\/div>\n
define command {<\/em><\/div>\n
    command_name    check_ncpa<\/em><\/div>\n
    command_line    $USER1$\/check_ncpa.py -H $HOSTADDRESS$ $ARG1$<\/em><\/div>\n
}<\/em><\/div>\n
 <\/div>\n
or<\/div>\n
 <\/div>\n
 <\/div>\n
\n
define command {<\/em><\/div>\n
    command_name    check_ncpa<\/em><\/div>\n
    command_line    $USER1$\/check_ncpa -H $HOSTADDRESS$ $ARG1$<\/em><\/div>\n
}<\/em><\/div>\n<\/div>\n
 <\/div>\n<\/div>\n
 <\/div>\n
\n
Create ncpa.cfg<\/b> file  in \/usr\/local\/nagios\/etc\/objects<\/u><\/div>\n
touch \/usr\/local\/nagios\/etc\/objects\/ncpa.cfg<\/div>\n
 <\/div>\n
Add following lines in ncpa.cfg<\/b> to define host and monitoring services<\/div>\n<\/div>\n
\n
 <\/div>\n
define host {<\/div>\n
    host_name               NCPA 2 Host<\/div>\n
    address                 192.168.1.10<\/div>\n
    check_command           check_ncpa!-t 'mytoken' -P 5693 -M system\/agent_version<\/div>\n
    max_check_attempts      5<\/div>\n
    check_interval          5<\/div>\n
    retry_interval          1<\/div>\n
    check_period            24×7<\/div>\n
    contacts                nagiosadmin<\/div>\n
    notification_interval   60<\/div>\n
    notification_period     24×7<\/div>\n
    notifications_enabled   1<\/div>\n
    icon_image              ncpa.png<\/div>\n
    statusmap_image         ncpa.png<\/div>\n
    register                1<\/div>\n
}<\/div>\n
 <\/div>\n
define service {<\/div>\n
    host_name               NCPA 2 Host<\/div>\n
    service_description     CPU Usage<\/div>\n
    check_command           check_ncpa!-t 'mytoken' -P 5693 -M cpu\/percent -w 20 -c 40 -q 'aggregate=avg'<\/div>\n
    max_check_attempts      5<\/div>\n
    check_interval          5<\/div>\n
    retry_interval          1<\/div>\n
    check_period            24×7<\/div>\n
    notification_interval   60<\/div>\n
    notification_period     24×7<\/div>\n
    contacts                nagiosadmin<\/div>\n
    register                1<\/div>\n
}<\/div>\n
 <\/div>\n
define service {<\/div>\n
    host_name               NCPA 2 Host<\/div>\n
    service_description     Memory Usage<\/div>\n
    check_command           check_ncpa!-t 'mytoken' -P 5693 -M memory\/virtual -w 50 -c 80 -u G<\/div>\n
    max_check_attempts      5<\/div>\n
    check_interval          5<\/div>\n
    retry_interval          1<\/div>\n
    check_period            24×7<\/div>\n
    notification_interval   60<\/div>\n
    notification_period     24×7<\/div>\n
    contacts                nagiosadmin<\/div>\n
    register                1<\/div>\n
}<\/div>\n
 <\/div>\n
define service {<\/div>\n
    host_name               NCPA 2 Host<\/div>\n
    service_description     Process Count<\/div>\n
    check_command           check_ncpa!-t 'mytoken' -P 5693 -M processes -w 150 -c 200<\/div>\n
    max_check_attempts      5<\/div>\n
    check_interval          5<\/div>\n
    retry_interval          1<\/div>\n
    check_period            24×7<\/div>\n
    notification_interval   60<\/div>\n
    notification_period     24×7<\/div>\n
    contacts                nagiosadmin<\/div>\n
    register                1<\/div>\n
}<\/div>\n<\/div>\n
 <\/div>\n
 <\/div>\n
\n
And finaly, tell Nagios to add monitoring from new configuration file by adding new cfg_file<\/b> line to nagios.cfg<\/b> file.<\/div>\n
 <\/div>\n<\/div>\n
\"\"<\/a><\/div>\n
 <\/div>\n
\n
Change icon_image <\/b>and statusmap_image<\/b>  in ncpa.cfg<\/b> file by choosing some png files from<\/div>\n
\/usr\/local\/nagios\/share\/images<\/u> folder.<\/div>\n<\/div>\n
\"\"<\/a>
 <\/div>\n
For example, instead ncpa.png (in ncpa.cfg) choose workstation.png<\/b><\/div>\n
\"\"<\/a><\/b><\/div>\n
 <\/div>\n
More info: https:\/\/assets.nagios.com\/downloads\/nagioscore\/docs\/nagioscore\/4\/en\/monitoring-windows.html<\/div>\n

Credits: https:\/\/milanorlovic.blogspot.pt\/2017\/09\/nagios-active-checks-checkncpapy.html<\/p>\n<\/div>\n<\/div>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Nagios Active Checks (check_ncpa.py)   Nagios plugin: https:\/\/assets.nagios.com\/downloads\/ncpa\/check_ncpa.tar.gz   Copy check_ncpa.py  to \/usr\/local\/nagios\/libexec (plugin directory) or \/usr\/lib64\/nagios\/plugins\/ (plugin directory Centos 6.9)   ln -s check_ncpa.py check_ncpa   Define new check_ncpa command by adding following lines to \/usr\/local\/nagios\/etc\/objects\/commands.cfg   define command … 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":[28],"class_list":["post-213","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-nagios-4"],"_links":{"self":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/posts\/213","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=213"}],"version-history":[{"count":0,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=\/wp\/v2\/posts\/213\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=213"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ffteixeira.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}