A chroot on Unix operating systems is an operation that changes the apparent root directory for the current running process and its children. A program that is run in such a modified environment cannot name (and therefore normally not access) files outside the designated directory tree.

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Any better alternative to chroot on an OpenVZ VPS?

Are there any better alternative to chroot environment? I'm thinking about running nginx on a jailed environment. BTW, I'm on OpenVZ VPS, so modifying the Kernel is a no-no. (I think that prevents ...
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242 views

Backing up chroots for host reinstall

I've had my workstation for a couple of years now and its slowly become a complex beast, taking on many roles for my dev and test work. I have done some research and was thinking of setting up some ...
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609 views

Allowing access to single folder in centos

I have a java application in /usr/local that keeps writing to a text file on a daily basis. I need a particular user to be able to read this file. What is the best way to do that? I have recently read ...
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459 views

Ubuntu 11.10 SFTP chroot jail problem

I am creating a SFTP server with Chroot Jail. The problem is user cannot log into the home directory. I need to keep ChrootDirectory value to one directory above the user's home directory ...
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Mount points in a chroot

I have some device (say /dev/sda1) mounted at /home/user1. I also have a full Linux system under /tmp/chroot, and the directory /tmp/chroot/home contains only one directory named user2. If I chroot ...
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How to disable certain system calls for a given user?

I am creating a web app similar to codepad and for each run-action my app copies a directory (/home/radeks/voidptr/private/chroot-root) to /tmp/voidptr/[random-id]/chroot-root. This chroot directory ...
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787 views

Is there an ARM repository for Arch Linux?

I'm trying to create a chroot for my rooted android phone. I want to do this with the arch_bootstrap.sh script found on the wiki but I can't find an ARM repository. My PC is x86_64 Arch Linux and my ...
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342 views

Debian unstable chroot security issues

This page describes how you can use the debootstrap utility to install a base Debian unstable/sid system on an existing Linux machine. The new install is accessible using chroot. When doing this, ...
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958 views

Chroot debian squeeze for shell access

A user requires shell access to an Ubuntu server from the WAN side. There are many shell accounts with simple passwords. So shell port (port 22) is blocked in the firewall. For my WAN side user I am ...
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How to add another domain to my chrooted named server

Firstly I successfully have a domain working in a chroot named. There are files in /var/named/chroot/var/named called mydomain.com.db and named.local and named.root. Also in /var/named/chroot/etc ...
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Chrooted SFTP with full access to SSH stopped working (Debian)

I've got a home server on Debian 6 for backups. I'd like to setup chrooted SFTP environment with SSH access for some users (only for my knowledge, there are two users now). It almost works or rather ...
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deleting a 'file' under /proc or /dev

I am using a cowdancer/debootstrap setup to generate a chroot. Of course, as I iterate, I generate some chroot configurations that are bad. I have found myself in an awkward situation where I have ...
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Swap root at runtime

I am developing an embedded Linux system. The system is usually installed by creating a ISO file which is written to a USB stick the board can boot from. To make the installation possible to do ...
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Providing /bin and /lib inside a chroot jail

I need to be able to provide the /bin and /lib directories inside a chroot jail so that programs can dynamically link properly. Is there a way to accomplish this without making a copy of the /bin and ...
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chroot “jail” - what is it and how do I use it?

I have heard/read a lot about the chroot jail under linux but have never yet used it (I use Fedora day-to-day), so what is a chroot "jail"? When and why might I use it/not use it and is there anything ...