Hi
Does the deamon run under xinetd? Then you have to configure the only_from
in */etc/**xinetd.d**/**nrpe* to.
Regards
Eric
Am 01.05.2015 06:46 schrieb "Tim Dunphy" <bluethundr@xxxxxxxxx>:
> Hello,
>
> I am trying to monitor a host in the Amazon EC2 cloud.
>
> Yet when I try to check NRPE from the monitoring host I am getting an SSL
> handshake error:
>
> [root@monitor1:~] #/usr/local/nagios/libexec/check_nrpe -H
> ops.jokefire.com
> CHECK_NRPE: Error - Could not complete SSL handshake.
>
> And if I telnet into the host on port 5666 to see if the FW port is open,
> the connection closes right away:
>
> [root@monitor1:~] #telnet ops.somewhere.com 5666
> Trying 54.225.218.125...
> Connected to ops.somewhere.com.
> Escape character is '^]'.
> Connection closed by foreign host.
>
> You can see there it connects, but then it closes immediately after the
> connection.
>
> I have NRPE running on the host I want to monitor:
>
> [root@ops:~] #lsof -i :5666
> COMMAND PID USER FD TYPE DEVICE SIZE NODE NAME
> xinetd 1434 root 5u IPv4 4063 TCP *:nrpe (LISTEN)
>
> And I have the IP of my nagios server listed in the xinetd conf file:
>
> [root@ops:~] #cat /etc/xinetd.d/nrpe
> # default: on
> # description: NRPE (Nagios Remote Plugin Executor)
> service nrpe
> {
> flags = REUSE
> socket_type = stream
> port = 5666
> wait = no
> user = nagios
> group = nagios
> server = /usr/local/nagios/bin/nrpe
> server_args = -c /usr/local/nagios/etc/nrpe.cfg --inetd
> log_on_failure += USERID
> disable = no
> only_from = 127.0.0.1 xx.xx.xx.xx # <- representing my real
> nagios server IP
> }
>
>
>
> And I have my default security group for that host open on port 5666 to the
> world for this experiment. I plan on locking that down again to the single
> IP of my monitoring host once I get this resolved.
>
> Does anyone have any suggestions on how I can get that problem solved?
>
> Thanks,
> Tim
>
> --
> GPG me!!
>
> gpg --keyserver pool.sks-keyservers.net --recv-keys F186197B
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