[systemd-devel] systemd services via SSH (-H key)
Reindl Harald
h.reindl at thelounge.net
Sat Oct 24 08:03:39 PDT 2015
well, you can argue with all sorts of workarounds, lacking something
like specify a port for a tcp connection is a fractal of bad design
Am 24.10.2015 um 16:58 schrieb Andy Pieters:
> Exactly so for Reindl's use scenario, considering 5 hosts all on the
> same ip address but with different ports, called
> host1,host2,host3,host4, and host5:
>
> Either system-wide in ssh_config, or per user in ~/.ssh/config:
>
> # define common settings for all five hosts
> Host host1 host2 host3 host4 host5
> HostName mynatedhost.com <http://mynatedhost.com>
>
> # Then match each individually to set the correct port
>
> Host host1
> Port 8822
>
> Host host2
> Port 8823
>
> Host host3
> Port 8824
>
> Host host4
> Port 8825
>
> Host host5
> Port 8826
>
> On 24 October 2015 at 15:17, Andrei Borzenkov <arvidjaar at gmail.com
> <mailto:arvidjaar at gmail.com>> wrote:
>
> 24.10.2015 16:57, Reindl Harald пишет:
>
>
> Am 24.10.2015 um 15:04 schrieb Lennart Poettering:
>
> Well, I am pretty sure using "#" as separator for that is a
> really
> untypical syntax. I am not sure it's really such a big
> improvement
> supporting such a syntax over simply asking people to put
> the right
> statement in ~/.ssh/config... Note thta the stuff in
> ~/.ssh/config is
> really powerful as you can actually define wildcards and
> stuff...
>
>
> but it's pretty useless in cases where you have a dozen virtual
> machines
> inside a NAT port forwarded on a router because only a single
> public IP
> - in that case you need to define a port for the connection
>
>
> Host in ssh.config is matched against host on command line; inside
> you can set HostName and Port which define real connection end
> point. So you may have multiple virtual hosts with different port
> each referring to the same real IP.
>
> i had such a standard VMware NAT with single ports forwarded for
> many
> years before i gave up with notebooks and changed my whole IT to two
> machines connected via VPN's and static routes
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