Monitoring IPv6 website
zep
zgreenfelder at gmail.com
Fri Aug 29 20:14:00 CEST 2014
curiouser and curiouser..
[root at deathstar plugins]# ./check_http -6 www.qwest.com -v
GET / HTTP/1.0
User-Agent: check_http/v1.4.16 (nagios-plugins 1.4.16)
Connection: close
http://www.qwest.com:80/ is 376 characters
STATUS: HTTP/1.1 200 OK
**** HEADER ****
Date: Fri, 29 Aug 2014 18:08:02 GMT
Server: Apache
Set-Cookie: TLTSID=6A8055762FA7102F007B8441495A6D11; Path=/
HostName: vlamardmzpd24.centurytel.com
Accept-Ranges: bytes
Cache-Control: max-age=0
Expires: Fri, 29 Aug 2014 18:08:02 GMT
Vary: Accept-Encoding,User-Agent
Content-Length: 17
Connection: close
Content-Type: text/html
**** CONTENT ****
Hello from .42!
HTTP OK: HTTP/1.1 200 OK - 376 bytes in 0.174 second response time
|time=0.173939s;;;0.000000 size=376B;;;0
[root at deathstar plugins]# ./check_http -6 -H www.qwest.com -v
GET / HTTP/1.1
User-Agent: check_http/v1.4.16 (nagios-plugins 1.4.16)
Connection: close
Host: www.qwest.com
http://www.qwest.com:80/ is 589 characters
STATUS: HTTP/1.1 301 Moved Permanently
**** HEADER ****
Date: Fri, 29 Aug 2014 18:08:08 GMT
Server: Apache
Set-Cookie: TLTSID=6E8BAB5C2FA7102F0019ED7BCA66AF5C; Path=/;
Domain=.qwest.com
HostName: vlamardmzpd24.centurytel.com
Location: http://www.centurylink.com/
Vary: Accept-Encoding
Content-Length: 235
Connection: close
Content-Type: text/html; charset=iso-8859-1
**** CONTENT ****
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>301 Moved Permanently</title>
</head><body>
<h1>Moved Permanently</h1>
<p>The document has moved <a
href="http://www.centurylink.com/">here</a>.</p>
</body></html>
HTTP OK: HTTP/1.1 301 Moved Permanently - 589 bytes in 0.179 second
response time |time=0.178524s;;;0.000000 size=589B;;;0
301 for a -H and 200 for a regular request. clearly one is doing it
quite differently from the other... not sure which is the 'right' way.
On 08/29/2014 01:56 PM, Frank Bulk wrote:
> I tested that theory a few months ago, but alas, that's not it, as 301 does
> work just fine for www.qwest.com, but not for www.timerwarnercable.com
>
> root at nagios:/usr/lib/nagios/plugins# ./check_http -6 -H www.qwest.com
> HTTP OK: HTTP/1.1 301 Moved Permanently - 589 bytes in 0.163 second response
> time |time=0.163363s;;;0.000000 size=589B;;;0
> root at nagios:/usr/lib/nagios/plugins#
> root at nagios:/usr/lib/nagios/plugins# ./check_http -6 -H
> www.timewarnercable.com
> CRITICAL - Socket timeout after 10 seconds
> root at nagios:/usr/lib/nagios/plugins#
>
> We may need a NAGIOS developer who understands the check_http code to chime
> in.
>
> Regards,
>
> Frank
>
> -----Original Message-----
> From: Help [mailto:help-bounces+frnkblk=iname.com at monitoring-plugins.org] On
> Behalf Of zep
> Sent: Friday, August 29, 2014 9:15 AM
> To: help at monitoring-plugins.org
> Subject: Re: Monitoring IPv6 website
>
>
> On 08/29/2014 09:32 AM, Frank Bulk wrote:
>> But there is! Try with a typical webbrowser or wget!
>>
>> root at nagios:/tmp# wget -6 www.timewarnercable.com
>> --2014-08-29 08:31:57-- http://www.timewarnercable.com/
>> Resolving www.timewarnercable.com... 2001:1998:840:b001::7
>> Connecting to www.timewarnercable.com|2001:1998:840:b001::7|:80...
>> connected.
>> HTTP request sent, awaiting response... 301 Moved Permanently
> ---------------------------------------------------^^^^^^^^^^^^^^^
>> Location: http://www.timewarnercable.com/en/residential.html
>> [following]
>> --2014-08-29 08:31:57--
>> http://www.timewarnercable.com/en/residential.html
>> Reusing existing connection to www.timewarnercable.com:80.
>> HTTP request sent, awaiting response... 200 OK
>> Length: 101218 (99K) [text/html]
>> Saving to: âindex.htmlâ
>>
> I think you may have answered your own question.
>
> it would seem to me that check_http only considers http response codes
> in the 200 range to be successful and valid, whereas a redirect to a
> different server isn't thought to be a successful test/connection.
> I'd have to play with some web servers to confirm that notion
>
>
More information about the Help
mailing list