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<li><a class="toctree-l3" href="#sending-commands-to-lxd-containers">Sending commands to LXD containers</a></li>
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<h1 id="misc-tips-troubleshooting">Misc Tips, TroubleShooting</h1>
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<h2 id="sending-commands-to-lxd-containers">Sending commands to LXD containers</h2>
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<p>Use <code>bash -c "<command>"</code> for commands with wildcards. i.e.</p>
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<pre><code class="bash">for machine in $(lxc list | grep RUNNING | awk '{print $2}') ;\
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do lxc exec "${machine}" -- bash -c "cat /etc/apt/apt.conf.d/02*" ; done
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</code></pre>
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<p>fish shell is actually a little bit cleaner</p>
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<pre><code class="fish">for machine in (lxc list | grep RUNNING | awk '{print $2}') ; \
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lxc exec $machine -- bash -c "cat /etc/apt/apt.conf.d/02*" ; end
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</code></pre>
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<pre><code class="fish"># change all their time zones
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for machine in (lxc list | grep RUNNING | awk '{print $2}') ; \
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lxc exec $machine -- bash -c "timedatectl set-timezone America/Los_Angeles" ; end
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# check to see if anyone is logged in before rebooting
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for machine in (lxc list | grep RUNNING | awk '{print $2}') ; echo ; \
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echo $machine ; lxc exec $machine -- bash -c "who" ; end
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</code></pre>
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<h2 id="move-lxd-container-to-another-server">Move LXD container to another Server</h2>
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<pre><code class="bash"># stop the container
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lxc stop <container name>
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# publish image of container to local *storage*
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lxc publish <container name> --alias <image name>
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# export the new image to tarball
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lxc image export <image name>
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# scp tarball to other box
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scp a4762b114fecee2e2bc227b9032405642c5286c02009babef7953e011e597bfe.tar.gz server:
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# on other box import the image
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lxc image import <tarball file name> --alias <image name>
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# launch container
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lxc launch <image name> <container name>
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# assign profile to container
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lxc profile assign <container name> <profile name>
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</code></pre>
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<p>Shell into the new running container, update any network interface
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configurations that you need to, and then restart the container.</p>
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<p>See also
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<a href="../lxd_container_home_server_networking_for_dummies/">LXD Container Home Server Networking For Dummies</a></p>
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<h2 id="ubuntu-mate-welcome-center-doesnt-work-some-for-some-repos">Ubuntu-Mate-Welcome-Center doesn't work some for some repos</h2>
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<p>Perhaps your apt-cacher-ng proxy server isn't configured to allow
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traffic through from https sources. Make sure the following is
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uncommented. This applies for all PPA's that use https.</p>
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<pre><code class="conf"># /etc/apt-cacher-ng/acng.conf
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PassThroughPattern: .*
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</code></pre>
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