[lxc-users] LXC containers w/ static IPs work on some hosts, not on others

Michael Peek peek at nimbios.org
Thu Oct 20 17:56:31 UTC 2016


There is no lxc-profile command, and lxc-ls and lxc-info don't list
anything about a profile.  I have no idea if that means anything.

Michael



On 10/20/2016 01:53 PM, McDonagh, Ed wrote:
>
> It will be the new lxc software, but without the niceness of the lxd
> interface.
>
>  
>
> Hence all his commands being lxc-command instead of lxc command
>
>  
>
> *From:*lxc-users [mailto:lxc-users-bounces at lists.linuxcontainers.org]
> *On Behalf Of *Ron Kelley
> *Sent:* 20 October 2016 18:51
> *To:* LXC users mailing-list
> *Subject:* Re: [lxc-users] LXC containers w/ static IPs work on some
> hosts, not on others
>
>  
>
> hmmm, seems you are running the “original” version of lxc and not the
> new lxc/lxd software.  Please ignore my comments then…
>
>  
>
>  
>
> On Oct 20, 2016, at 1:47 PM, Michael Peek <peek at nimbios.org
> <mailto:peek at nimbios.org>> wrote:
>
>  
>
> # lxc profile show
> The program 'lxc' is currently not installed. You can install it by
> typing:
> apt install lxd-client
>
> Maybe that's part of the problem?  Am I missing a package?  Here are
> the packages I have installed for lxc:
>
> # dpkg -l | grep lxc | cut -c1-20
> ii  liblxc1        
> ii  lxc            
> ii  lxc-common     
> ii  lxc-templates  
> ii  lxc1           
> ii  lxcfs          
> ii  python3-lxc    
>
> Michael
>
> On 10/20/2016 01:43 PM, Ron Kelley wrote:
>
>     "lxc profile show”.  Usually, you have a default profile that gets
>     applied to your container unless you have created a new/custom
>     profile.
>
>      
>
>      
>
>      
>
>      
>
>      
>
>     On Oct 20, 2016, at 1:41 PM, Michael Peek <peek at nimbios.org
>     <mailto:peek at nimbios.org>> wrote:
>
>      
>
>     How do I tell?
>
>     Michael
>
>
>
>     On 10/20/2016 01:35 PM, Ron Kelley wrote:
>
>         What profile(s) are you using for your LXC containers?
>
>          
>
>          
>
>          
>
>         On Oct 20, 2016, at 1:33 PM, Michael Peek <peek at nimbios.org
>         <mailto:peek at nimbios.org>> wrote:
>
>          
>
>         Hi gurus,
>
>         I'm scratching my head again.  I'm using the following
>         commands to create an LXC container with a static IP address:
>
>         # lxc-create -n my-container-1 -t download -- -d ubuntu -r
>         xenial -a amd64
>
>         # vi /var/lib/lxc/my-container-1/config
>
>         Change:
>         # Network configuration
>         # lxc.network.type = veth
>         # lxc.network.link = lxcbr0
>         # lxc.network.flags = up
>         # lxc.network.hwaddr = 00:16:3e:0d:ec:13
>         lxc.network.type = macvlan
>         lxc.network.link = eno1
>
>         # vi /var/lib/lxc/my-container-1/rootfs/etc/network/interfaces
>
>         Change:
>         #iface eth0 inet dhcp
>         iface eth0 inet static
>           address xxx.xxx.xxx.4
>           netmask 255.255.255.0
>           network xxx.xxx.xxx.0
>           broadcast xxx.xxx.xxx.255
>           gateway xxx.xxx.xxx.1
>           dns-nameservers xxx.xxx.0.66 xxx.xxx.128.66 8.8.8.8
>           dns-search my.domain
>
>         # lxc-start -n my-container-1 -d
>
>
>         It failed to work.  I reviewed my notes from past posts to the
>         list but found no discrepancies.  So I deleted the container
>         and tried it on another host -- and it worked.  Next I deleted
>         that container and went back to the first host, and it
>         failed.  Lastly, I tried the above steps on multiple hosts and
>         found that it works fine on some hosts, but not on others, and
>         I have no idea why.  On hosts where this fails there are no
>         error messages, but the container can't access the network,
>         and nothing on the network can access the container.
>
>         Is there some step that I'm missing?
>
>         Thanks for any help,
>
>         Michael Peek
>
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>          
>
>
>
>
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>
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