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| This plugin tests the HTTP service on the specified host. It can test normal (HTTP) and secure (HTTPS) servers, follow redirects, search for strings and regular expressions, check connection times, and report on certificate expiration times. |
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There are several ways to access the command. One way is described here: Configuring Check Email (check_mail)#ExecuteactiveCheckmanually
One other way is with cmk -N:
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OMD[mysite]:~/lib/nagios/plugins$ ./check_http '-u' 'https://www.google.com/' '--ssl' '--onredirect=follow' '-j' 'CONNECT' '--sni' '-p' 'proxy_port' 'myproxyip' 'www.google.com' |
For a detailed log, you can use --verbose at the end of the command:
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OMD[mysite]:~/lib/nagios/plugins$ ./check_http '-u' 'https://www.google.com/' '--ssl' '--onredirect=follow' '-j' 'CONNECT' '--sni' '-p' 'proxy_port' 'myproxyip' 'www.google.com' --verbose |
For more information, you can use --help command flag.
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OMD[mysite]:~/lib/nagios/plugins$ ./check_http --help |
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In the following example, we are using regular expressions on status.cloud.google.com to gather Access Content Manager information.
The service check returns OK
Running the command by hand can help debug issues as well.
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- Address (name / IP or Proxy) → If you need a proxy to access the domain
- Virtual host → is necessary if you have multiple domains and one host running
- How to handle redirect → How to handle redirected pages
- Regular Expression to expect in content → Used to parse particular content from websites.
- HTTP Method → Set to CONNECT if you're using a proxy
Useful Links
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