Here's my problem: I want to build a chroot environment inside a docker container. The problem is that debootstrap cannot run, because it cannot mount proc in the chroot: W: Failure trying to run:...

I want to add public key authorization to my sftp chroot directory but I allways get: debug1: Next authentication method: publickey debug1: Offering RSA public key: /home/test/.ssh/id_rsa debug3: ...

I'm setting up a minimal chroot and want to avoid having sudo or su in it but still run my processes as non-root. This is a bit of a trick as running chroot requiers root. I could write a program t...

I'm trying to create a chroot to run a program that needs internet access to build myself a sandboxed, immutable developer environment. So far my jail is working well: I can run bash inside it and ...

chroot needs CAP_SYS_CHROOT according to the manual. The unshare command uses chroot. The command unshare -UrR newroot/ will work without being run as root, which makes sense since the -r flag make...

I need some help to understand why a PHP-FPM chrooted PHP script fails to resolve an FQDN few instants after the PHP-FPM service started. When I (re)start the PHP-FPM service, it works (resolution...

I have recently started using OpenBSD. And I want to create easy fire-and-forget containers/VM or something es (it should be used as a Sandbox). The user can upload his source code (C++/Java...

For two processes A and B, the both use the library libc.so, libc.so is loaded into memory only once. This is a normal situation when A and B both run on the same host and the same rootfs. When it...

When I try to use chroot with "." or the complete pathname as argument, perror tells me "Operation not permitted". If the answer to my question is yes, is there another way to c...

If in shell script I write chroot /home/mayank/chroot/codebase cd SBC when I run this shell script It does go in the chroot but does not execute the command cd SBC, when I exit chroot then it e...

How can one detect being in a chroot jail without root privileges? Assume a standard BSD or Linux system. The best I came up with was to look at the inode value for "/" and to consider whether it i...

I am trying to automate an application deployment as part of this I need to upload a file to a server. I have created a minimal user and configured chroot for the SFTP server but I can't work out h...

I'm trying to learn the basics about containers (Docker in this case). As far as I learn from the Docker doc and several readings, Docker basically provides isolation by running the container using...

Im writing a script that should do this... chroot /chroot_dir/ su - ./startup.sh (This should run within the su environment) I have tried this approach: chroot /chroot_dir /bin/bash -c " su -; ...

When you run a Java Servlet Container that you would like to serve both static and dynamic content on port 80 you have the classic question of whether to run the server as: As root in hopefully a...

How to use the Berkeley Packet Filter (BPF) to filter function arguments in kernel? The function should be any non-inline functions, rather than only system calls. Also, it is better that the point...

Ok, so the KVM setup guide in this question does not work for me, this is because I am using crouton with a trusty (14.04) chroot. Apparently somewhere along the line kvm modules were not shipp...

I am trying to get chroot to work on my mac book. I setup the jail dir to contain all the requirements for /bin/sh and /bin/bash (recursively called /usr/bin/otool) # ls /var/chroot/*/* /var/chroo...

In the process of trying to rescue an unbootable Debian Jessie system, I get the following error when trying to chroot: chroot: failed to run command ‘/bin/bash’: No such file or directory I hav...

I want to be able to inject different events into an Android device. After some search, I found that I can do this by accessing event input nodes in Android OS, which are found in dev/input/eventX....

What would be the ideal way to pass a function into a chroot from the host, in bash? For example, install_script () { wget some_source_files && configure && make && make...

I'm using a Gentoo box and I want to create Debian-based chroot environments without using the root account or sudo. This seems to be possible using tools such as fakeroot and fakechroot, but so fa...

I want to write a functional test case that tests a program with a known value for random numbers. I have already tested it with mocks during the unit testing. But I would like that for functional ...

Is there something similar to chroot, but for users? We are about to grant access to our servers for a client and would like them to see only the directories we allow.

I'm making a game where users can write Python programs to control robots that fight each other. Every turn (in a thousand-turn game) their script will be run on my server to determine the robot's ...