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[Bug 1513698] Re: $HOME variable set incorrectly inside container

 

Thanks!

For those stumbling with this thing, the manpage do state that the
default behaviour is to keep all the external env, and that it may
change in the future.

http://manpages.ubuntu.com/manpages/trusty/man1/lxc-attach.1.html

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https://bugs.launchpad.net/bugs/1513698

Title:
  $HOME variable set incorrectly inside container

Status in lxc package in Ubuntu:
  New

Bug description:
  I have lxc containers set up as an unprivileged user.

  When I start my containers, the root user has the $HOME environmental
  variable set, pointing at the unprivileged user.

  This is the faulty session:

  sputnik is the host, lamp2 is the lxc container

  ruben@sputnik:~$ echo $HOME
  /home/ruben
  ruben@sputnik:~$ lxc-start -n lamp2 -d
  ruben@sputnik:~$ lxc-attach -n lamp2
  root@lamp2:/# echo $HOME
  /home/ruben
  root@lamp2:/# exit
  ruben@sputnik:~$ TEST_VAR="THIS IS A TEST"
  ruben@sputnik:~$ lxc-stop -n lamp2
  ruben@sputnik:~$ lxc-start -n lamp2 -d
  ruben@sputnik:~$ lxc-attach -n lamp2

  root@lamp2:/# echo $TEST_VAR

  root@lamp2:/# echo $HOME 
  /home/ruben

  at least the $HOME variable is set incorrectly inside the container,
  whilte TEST_VAR is correcty unset inside.

  
  1) The release of Ubuntu you are using, via 'lsb_release -rd' or System -> About Ubuntu

  in the host:
  ruben@sputnik:~$ lsb_release
  LSB Version:	core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch

  in the container:
  root@lamp2:/# lsb_release 
  No LSB modules are available.

  this is a trusty container, created with a downloaded template (lxc-
  create ... -t download)

  2) The version of the package you are using, via 'apt-cache policy
  pkgname' or by checking in Software Center

  ruben@sputnik:~$ apt-cache policy lxc
  lxc:
    Instalados: 1.0.7-0ubuntu0.9
    Candidato:  1.0.7-0ubuntu0.9
    Tabla de versión:
       1.1.4-0ubuntu1.1~ubuntu14.04.2 0
          100 http://mx.archive.ubuntu.com/ubuntu/ trusty-backports/main amd64 Packages
   *** 1.0.7-0ubuntu0.9 0
          500 http://mx.archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
          100 /var/lib/dpkg/status
       1.0.7-0ubuntu0.7 0
          500 http://security.ubuntu.com/ubuntu/ trusty-security/main amd64 Packages
       1.0.3-0ubuntu3 0
          500 http://mx.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages

  3) What you expected to happen

  The user root should have it's $HOME set to /root inside the container

  
  4) What happened instead

  The user root has it's $HOME set to the unprivileged user's

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References