[lxc-users] LXD 2.0.0.rc2 -- IP Tables -- Ubuntu 15.10 -- not responding

[Kevin LaTona]

In case some one comes upon this via a google search with the same problem in the future.

The iptable rules shown do work

The problem was a small typo I missed in one of them.


-Kevin




> On Mar 10, 2016, at 6:53 PM, Kevin LaTona <lists at studiosola.com> wrote:
> 
> I jus tried installing 15.10 on a 3 different test servers with LXD 2.0.0.rc2.
> 
> The ip tables rules I had been using with 14.04 would not work.
> 
> Here is an example:
> 
> iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 8080 -j DNAT --to-destination 10.0.3.250:8080
> iptables -A FORWARD -p tcp -d 10.0.3.250 --dport 8080 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
> iptables -t nat -A OUTPUT -p tcp -o lo --dport 8080 -j DNAT --to-destination 10.0.3.250:8080
> 
> In the past I have used these iptable rules to allow outside of the local lan access to a container when needed.
> 
> 
> Curious is anyone else running into this issue with 15.10?
> 
> If so, what did you do to allow outside public access to a container?
> 
> 
> Since I jumped from 14.04 + LXD 0.9 to 1510 2.0.0.rc2 in my testing and it broke.
> 
> I have no idea if there is new or better way that has been introduced since 0.9 when needing direct public access to a container while using the default lxcbr0 bridge + 10.0.3.x  DHCP setup.
> 
> 
> 
> I ended up rolling back to 15.04 for now and it’s all back to working as it was in 14.04.
> 
> 
> Thanks for any thoughts or insights?
> 
> -Kevin
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