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Re: munin plugin for nginx

Grant
June 18, 2013 10:12AM
> My config looks like:
>
> /etc/munin/plugin-conf.d/munin-node
>
> ...
> [nginx_*]
> user root
>
> /etc/nginx/sites-enabled/default

I don't have /etc/nginx/sites-enabled/ at all. What kind of stuff is
in the default file? I'm on Gentoo.

- Grant


> ...
> ## munin nginx status (request/ connections handeled)
> location /nginx_status {
> stub_status on;
> access_log off;
> allow 127.0.0.1;
> deny all;
> }
> ...
> This runs for me very well, so try to edit your
> /etc/munin/plugin-conf.d/munin-node.
> You can also Debug by
>
> munin-configure --suggest
>
> Am 18.06.2013 15:42, schrieb Grant:
>>>>> I'm having some trouble getting the nginx plugin working for munin.
>>>>> I've added the following to nginx config and restarted:
>>>>>
>>>>> location /nginx_status {
>>>>> stub_status on;
>>>>> access_log off;
>>>>> allow 127.0.0.1;
>>>>> deny all;
>>>>> }
>>>>>
>>>>> I've added the following munin config:
>>>>>
>>>>> [nginx*]
>>>>> env.url http://localhost/nginx_status
>>>>>
>>>>> Unfortunately I still get:
>>>>>
>>>>> # munin-run nginx_request
>>>>> request.value U
>>>>> # munin-run nginx_status
>>>>> total.value U
>>>>> reading.value U
>>>>> writing.value U
>>>>> waiting.value U
>>>>>
>>>>> If I remove the allow/deny, I can browse to /nginx_status and I get:
>>>>>
>>>>> Active connections: 13
>>>>> server accepts handled requests
>>>>> 15 15 16
>>>>> Reading: 0 Writing: 1 Waiting: 12
>>>>>
>>>>> What could be the problem?
>>>> the munin plugin is broken or not getting the status information.
>>>>
>>>> Try stracing the munin-run, network capature or turning on the access logs on /nginx_status just to be sure.
>>>>
>>> Well, I run it all over the place with no problem. I usually set it up
>>> only on localhost
>>>
>>> server {
>>> listen 127.0.0.1:80 default;
>>> server_name localhost;
>>> root /var/www;
>>>
>>> access_log /var/log/nginx/localhost.access.log;
>>> error_log /var/log/nginx/localhost.error.log;
>>>
>>> location ~ /nginx_status {
>>> stub_status on;
>>> access_log off;
>>> allow 127.0.0.1;
>>> deny all;
>>> }
>>> }
>>>
>>> ( in /etc/nginx/conf.d/stub, or /etc/nginx/sites-available/stub,
>>> symlinked to ../sites-enabled/stub depending on preference ) and restart
>>> nginx.
>>>
>>> Then test this bit works...
>>>
>>> $ wget -O - http://localhost/nginx_status 2> /dev/null
>>> Active connections: 1
>>> server accepts handled requests
>>> 67892 67892 70215
>>> Reading: 0 Writing: 1 Waiting: 0
>>>
>>> Some os's seem to like
>>>
>>> [nginx*]
>>> env.url http://localhost/nginx_status
>>>
>>> added to /etc/munin/plugin-conf.d/munin_node
>>>
>>> then
>>>
>>> munin-run nginx_status
>>>
>>> should run just fine.
>> You fixed it! Reducing it to the simplest config that still works, I
>> found that the location /nginx_status block doesn't work with munin
>> inside of any other server block. It only works inside its own server
>> block like so:
>>
>> server {
>> location ~ ^/nginx_status$ {
>> stub_status on;
>> access_log off;
>> allow 127.0.0.1;
>> deny all;
>> }
>> }
>>
>> Is this a munin bug?
>>
>> Thank you!
>>
>> - Grant

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Subject Author Posted

Re: munin plugin for nginx

Grant June 18, 2013 10:12AM

Re: munin plugin for nginx

basti June 18, 2013 10:30AM

Re: munin plugin for nginx

Grant June 18, 2013 11:10AM



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