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<P CLASS="bc74b020-67b8-4583-be4f-e364aafe526d"><FONT FACE="Arial" SIZE="2"><div>Doh. I was using the lxc tools that came with my Ubuntu Lucid 'apt-get install lxc'. After sending my email I tried cloning the git repo from sourceforge, compiling from there, and now it just works.</div><div><br></div><span id="OLK_SRC_BODY_SECTION"><div style="font-family:Calibri; font-size:11pt; text-align:left; color:black; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt"><span style="font-weight:bold">From: </span> Brent Tubbs <<a href="mailto:brent.tubbs@yougov.com">brent.tubbs@yougov.com</a>><br><span style="font-weight:bold">Date: </span> Wed, 7 Nov 2012 06:04:27 +0000<br><span style="font-weight:bold">To: </span> "<a href="mailto:lxc-users@lists.sourceforge.net">lxc-users@lists.sourceforge.net</a>" <<a href="mailto:lxc-users@lists.sourceforge.net">lxc-users@lists.sourceforge.net</a>><br><span style="font-weight:bold">Subject: </span> lxc-execute works from command line, but fails in Supervisor with "failed to mount the console"<br></div><div><br></div><div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 14px; font-family: Calibri, sans-serif; "><div>Hello lxc users!</div><div><br></div><div>I'm working on an app deployment platform that uses Supervisor (<a href="http://supervisord.org/">http://supervisord.org/</a>) to start/stop processes. I'd like to have apps run in lxc containers to limit their filesystem access (and in the future, other resource consumption). I've got a script to start an app in an lxc, and it works from a bash prompt , but when I run the same script from Supervisor I get this:</div><div><br></div><div><div><div><div>lxc-execute: failed to mount the console</div><div>lxc-execute: failed to setup the console for 'testlxc'</div><div>lxc-execute: failed to setup the container</div></div></div></div><div><br></div><div>(I get the same error whether using lxc-execute or lxc-start.) </div><div><br></div><div>Is it expected that some things that work from a console will fail when run non-interactively?</div><div><br></div><div>Here's a sample lxc config that exhibits the problem:</div><div><br></div><div><div>root@lucid64:/tmp# cat test.lxc </div><div>lxc.utsname = testlxc</div><div>lxc.mount.entry = /bin /tmp/testlxc/bin none bind 0 0 </div><div>lxc.mount.entry = /dev /tmp/testlxc/dev none bind 0 0 </div><div>lxc.mount.entry = /etc /tmp/testlxc/etc none bind 0 0 </div><div>lxc.mount.entry = /lib /tmp/testlxc/lib none bind 0 0 </div><div>lxc.mount.entry = /lib64 /tmp/testlxc/lib64 none bind 0 0 </div><div>lxc.mount.entry = /opt /tmp/testlxc/opt none bind 0 0 </div><div>lxc.mount.entry = /usr /tmp/testlxc/usr none bind 0 0</div><div>lxc.rootfs = /tmp/testlxc</div></div><div><br></div><div>This script works on the command line but fails in Supervisor:</div><div><br></div><div><div>root@lucid64:/tmp# cat start_ping.sh </div><div>#!/bin/bash</div><div>lxc-execute --name testlxc -f /tmp/test.lxc -- ping google.com</div></div><div><br></div><div>And in case it becomes relevant, here's the Supervisor "program" section that configures running the script:</div><div><br></div><div><div>[program:testlxc]</div><div>command=/tmp/start_ping.sh</div><div>autostart=true</div><div>autorestart=true</div><div>stdout_logfile=/tmp/ping.log</div><div>user=root</div><div>directory=/tmp/testlxc</div><div>redirect_stderr=true</div></div><div><br></div><div>Thank you for your help,</div><div>Brent</div></div></div></span></FONT></P>
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<P CLASS="bc74b020-67b8-4583-be4f-e364aafe526d"><FONT COLOR="#68696b" FACE="Arial" SIZE="2"><STRONG>Brent Tubbs</STRONG></FONT></P>
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