[SR-Users] systemd - properly starting up rtpengine with kernel forwarding

[Daniel-Constantin Mierla]

Hello,

On 16.03.20 12:49, Sergey Safarov wrote:
> Hi Daniel
> For my needs i installed rtpengine also.
> To be sure rtpengine in kernel forwarding mode I configured
>
> systemd unit file
>
> [root at ip-44-230-120-21 ~]# cat /etc/systemd/system/rtpengine.service
> [Unit]
> Description=NGCP RtpEngine - RTP Media Proxy
> Wants=network-online.target
> After=network-online.target
>
> [Service]
> Type=simple
> ExecStart=/usr/sbin/rtpengine -f
> ExecStartPost=/sbin/iptables -I INPUT -p udp -j RTPENGINE --id 0
> ExecStartPost=/sbin/ip6tables -I INPUT -p udp -j RTPENGINE --id 0
> ExecStopPost=-/sbin/iptables -D INPUT -p udp -j RTPENGINE --id 0
> ExecStopPost=-/sbin/ip6tables -D INPUT -p udp -j RTPENGINE --id 0
> Restart=on-failure
>
> [Install]
> WantedBy=multi-user.target
>
> And inside /etc/rtpengine/rtpengine.conf I defined "no-fallback = true"
>
> With "no-fallback = true" rtpengine wont start if kernel module not
> available.

This is just to be sure it starts only with kernel module and in-kernel
forwarding mode, right? So you do not want at all userspace forwarding,
better fail than being less performant.

Cheers,
Daniel


>
> Sergey
>
> On Tue, Jan 21, 2020 at 12:28 PM Daniel-Constantin Mierla
> <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>
>
>     On 17.01.20 15:50, Richard Fuchs wrote:
>     > On 17/01/2020 09.01, Daniel-Constantin Mierla wrote:
>     >> Hello,
>     >>
>     >> do people here have (implemented) special ways to properly start
>     >> rtpengine with kernel forwarding after system reboot?
>     > On our own systems, we have xt_RTPENGINE loaded through
>     > modules-load.d, and the iptables rule added through
>     > iptables-persistent. But obviously this is not a generic solution as
>     > there are dependencies.
>     >> Not strictly related, but if someone is aware or had some
>     experiences
>     >> with,  I am curious if "echo 'del 0' > /proc/rtpengine/control" is
>     >> really needed because on a system where I forgot to have it in the
>     >> scripts (well, was commented), I haven't noticed any issues after
>     >> rtpengine restarts.
>     >
>     > This is not actually required any more. The daemon itself
>     handles this
>     > on startup now.
>     Thanks for clarifying its status!
>
>     Cheers, Daniel
>
>     -- 
>     Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com>
>     www.twitter.com/miconda <http://www.twitter.com/miconda> --
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Daniel-Constantin Mierla -- www.asipto.com
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