chroot is a command on UNIX-like systems which runs a process under a different root directory.

learn more… | top users | synonyms

2
votes
3answers
3k views

SFTP ChRoot result in broken pipe

I have a website that I want to add some restricted access to a sub-folder. For this, I've decided to use CHROOT with SFTP (I mostly followed this link : ...
1
vote
2answers
575 views

Create a tarball with a fake `root`

I'm working on something in a Makefile that will look something like this: tarball: mkdir -p tmp/tarball/etc/service mkdir -p tmp/tarball/usr/local mkdir -p ...
1
vote
2answers
1k views

How to change root device?

I want to be able to change the root device, say from sda to sdb, so that I am able to remove sda. I don't believe this is possible with chroot, as I am changing the root folder to a mount point that ...
3
votes
1answer
325 views

SFTP with chroot in a folder that can not have root privileges

I have troubles with setup a SFTP with chroot in "public" folder. Each client on my server has 3 to X accounts. These three accounts are: USER - system account only for internal use, requires full ...
1
vote
1answer
321 views

How to start Xorg-server inside plain chroot?

when I runchroot /somepath /usr/bin/startxI got something what looks like an evdev problem... (I correctly --bind mounted /dev/ /dev/pts /dev/shm /proc /sys /tmp ) The screen is displayed and ...
0
votes
1answer
226 views

Directive 'ChrootDirectory' is not allowed with new OpenSSH

I am trying to set up chrooted SFTP access but OpenSSH is giving this error: /etc/ssh/sshd_config: line 94: Bad configuration option: ChrootDirectory /etc/ssh/sshd_config line 94: Directive ...
0
votes
1answer
98 views

schroot Don't Share Home Directory

I created a schroot recently (following the directions here), and it conveniently shares my (host) user home directory. That is, /home/username is the same in the chroot as outside the chroot. Where ...
0
votes
1answer
58 views

file command output — linux version

Why two executables are showing different version for linux. When cross-compiled compiled under chroot enviroment. GNU/Linux 3.6.3, GNU/Linux 2.6.26, Hello world program output. ...
0
votes
1answer
118 views

Use a host machine's packages from guest chroot in Ubuntu

I am testing my software's compatibility with a very old version of Ubuntu. The software until now was developed on Ubuntu Precise 12.04 and now need to be tested on Ubuntu 6.0 Dapper. For this I ...
-1
votes
1answer
694 views

Keeping users inside their home directory

I have a fresh install of CentOS and I'm currently setting up users. Their home directories reside within /home/username/ and I want to make it so that they cannot ls or cd outside that area when ...
3
votes
0answers
546 views

limits.conf ulimits not being applied to chrooted processes

We allow users to execute scripts on our servers. Our security model involves chrooting them. We want to be able to apply ulimit restrictions to them, and the best way to do it would seem to be in ...
2
votes
0answers
112 views

Why is “ls /..” different to “ls /” in fakechroot fakeroot chroot environment?

I am testing a bash script. It sometimes does this: ls /.. In Linux, this is same as: ls / But in a fakechroot setup like this: fakechroot fakeroot chroot sandpit I get a list of files in my ...
1
vote
0answers
15 views

Unity closes on Ubuntu Logout, but does not complete logout. (Crouton on Chromebook)

I've got a Chromebook 14 "dual-booting" Ubuntu 14.04 using Crouton with the stock Chrome OS. I've had it like this for a while with everything operating fine. As you know, Linux Distros are kind of ...
1
vote
0answers
188 views

rsync error: symlink has no referent

I am trying to configure rsnapshot (which uses rsync) to backup a Windows server but I am having trouble with rsync being unable to follow a symlink on the server to be backed up. Setup: Windows ...
1
vote
0answers
383 views

Logging rssh/chroot SFTP users

I'm trying to log activity (uploads, downloads, renames, deletes) for SFTP users. If I SFTP with a normal user, it logs to /var/log/secure. If I SFTP with a rssh user, it logs that they connected, but ...
1
vote
0answers
413 views

chroot under Mac OS X

So I have googled a lot with different search terms, but didn't find anything usable, only that intead of ldd I have to use otool -L to see the used libraries of a programm. I tried to copy bash into ...
1
vote
0answers
26 views

statify executables in chroot

I am trying to run arbitrary executables in a chroot. Unfortunately I have different version of the shared library dependencies of some of the executables in the chroot. Is it possible to reroute the ...
1
vote
0answers
40 views

Chroot based on group name

I have a *nix system on which I want to get an SFTP chroot set up. Let's say there are three users, users from the same country can read and write the files from their compatriots, but should be ...
1
vote
0answers
50 views

tazpkg install option asking for su when in chrooted image

I am trying to install a couple of packages in slitaz chrootd image but tazpkg keeps asking for su privilages. I have fallowed this tutorial http://doc.slitaz.org/en:handbook:chroot Host is Ubuntu ...
0
votes
0answers
11 views

If I create a jail for a process does that process need to be chrooted every time I start it?

I just installed Debian on my computer and I'm looking to run ownCloud in a chroot jail. I'm not exactly sure how to do this but from what I can tell I just copy the files needed to install and run ...
0
votes
0answers
33 views

How to chroot into memory disk so that hard disk can be unmounted?

What I want to achieve is to be able to backup my hard disk over ssh like the following without the need to boot from a live CD / rescue media: dd if=/dev/sda | gzip -1 - | ssh user@hostname dd ...
0
votes
0answers
47 views

Explaining the inner working of pivot_root

Having two Linux dists in two independent partitions, each one with all its directories in the same partition, including swap, can I just: cd second_linux_dir pivot_root . running_linux_dir exec ...
0
votes
0answers
45 views

Chroot SFTP and tunneling

I am attempting to give chroot sftp access to a group, as well as giving limited tunneling capability. I can give one or the other, but haven't figured out how to do both at the same time. The ...
0
votes
0answers
102 views

chroot sftp home directory as well as access one level above

CentOS 6, latest openSSH, using latest scponly as shell (also have rssh, but that doesn't want to work either) All chroot'ing functionality done via sshd_conf Everything works as expected except one ...
0
votes
0answers
426 views

chroot SFTP user can't modify any files in mounted drive

Well, here are the steps I’ve done; the problem is listed at the bottom. sudo mkdir /home/test sudo useradd test sudo chown root:test /home/test sudo chmod 755 /home/test sudo groupadd testgroup sudo ...
0
votes
0answers
152 views

executing a command of a chroot outside of the chroot

I have a chroot environment on /data/workbench/mnt and I want to execute a binary which is inside the chroot environment (for example /data/workbench/mnt/bin/bash). I added the chroot library path to ...