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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I want to map two different users from within one container to two different users on the host,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The UID/GUID of these two users are not in a range.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">driver: lxc<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">driver_version: 2.0.8<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">kernel: Linux<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">kernel_architecture: x86_64<o:p></o:p></span></p>
<p class="MsoNormal">kernel_version: 4.4.0-78-generic<o:p></o:p></p>
<p class="MsoNormal">server: lxd<o:p></o:p></p>
<p class="MsoNormal">server_version: "2.13"<o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">storage: zfs<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">storage_version: 0.6.5.6-0ubuntu16<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">following works:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># echo -e "both 201000 1000" | lxc config set pic raw.idmap –<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># lxc start pic<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># lxc stop pic<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># echo -e "both 202001 2001" | lxc config set pic raw.idmap -<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># lxc start pic<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">But following does not work: (use both together)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># echo -e "both 202001 2001\nboth 201000 1000" | lxc config set pic raw.idmap –<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"># lxc start<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">error: Failed to run: /usr/bin/lxd forkstart pic /var/lib/lxd/containers /var/log/lxd/pic/lxc.conf:
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Try `lxc info --show-log pic` for more info<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">From the log/debugs I can see:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.196 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type u nsid 0 hostid 100000 range 1000<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.197 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type u nsid 1000 hostid 201000 range 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.197 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type g nsid 1000 hostid 201000 range 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.197 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type u nsid 1001 hostid 101001 range 1000<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.197 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type u nsid 2001 hostid 202001 range 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.198 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type g nsid 2001 hostid 202001 range 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.198 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type u nsid 2002 hostid 102002 range 63534<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.198 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type g nsid 0 hostid 100000 range 1000<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.198 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type g nsid 1001 hostid 101001 range 1000<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.198 INFO lxc_confile - confile.c:config_idmap:1537 - read uid map: type g nsid 2002 hostid 102002 range 63534<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.537 ERROR lxc_conf - conf.c:userns_exec_1:4608 - Error setting up child mappings<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> lxc 20170522182043.538 ERROR lxc_cgfsng - cgroups/cgfsng.c:cgfsns_chown:1507 - Error requesting cgroup chown in new namespace<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">::::::::::::::<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">/etc/subgid<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">::::::::::::::<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">lxd:100000:65536<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:100000:65536<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:201000:1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:202001:1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">::::::::::::::<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">/etc/subuid<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">::::::::::::::<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">lxd:100000:65536<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:100000:65536<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:201000:1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">root:202001:1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Should this kind of setup be possible? Any ideas?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">thanks<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Martin<o:p></o:p></span></p>
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