Questions tagged [acl]

An access control list (ACL) is a list attached to a file or other resource, specifying what may be done with it and who may do it.

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Issues with arduino, /dev/ttyACM0 and ACLs? (maybe)

like many people I seem to be having an issue when trying to connect my Arduino uno to the Arduino IDE in ubuntu but it seems to go beyond the usual issues that people have. I am receiving the classic ...
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glusterfs CTDB Samba - Windows permissions ACLs

I have a testsetup consisting of two (three) nodes, 1 brick and a testshare. The files are replicating and I see the files in every node. I set up CTDB and added the cluster to the Active Directory. ...
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Sshfs is ignoring acl

I have set a facl for a directory like this: # flags: -s- user::rwx group::r-x other::--- default:user::rwx default:group::r-x default:other::--- Basically, I want all new files, dirs and sub dirs in ...
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After updating to Ubuntu 20.04.2 LTS. Access 2016 tables stored on the server are behaving strangely

I have a microsoft access table backend stored on the server and 4 users on windows desktops logging into database with the tables being used as link tables. This has been running since 14.4 upgrade ...
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Noacl mount option has no effect. Trying to let all users write to ext4 on USB drive by default

When I click on a USB drive filesystem in Files to mount it, this mounts it to /media/$USER/label. This lets my user read/write to the drive if it's NTFS or FAT32, but fails to let my user read/write ...
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Why does ACL have permission restrictions?

I am using the dropbox client on my ubuntu. I have a need for user www-data to be able to create files inside folders created by user dropbox. I configured using ACLs to inherit permissions rwx for ...
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66 views

Cannot edit file via group permission

there's a system with two users: codera and coderb. They both belong to group named firma. However, when one of them creates a file (in /tmp) and changes it's group ownership to firma, with rw group ...
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Samba share setting permissions on Windows fails

I have set up a samba4 ADC by the TecMint tutorial, Create a Shared Directory on Samba AD DC and Map to Windows/Linux Clients – Part 7, on Ubuntu 16.04. It works well but when coming to configure the ...
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76 views

Set default permissions of files for a folder even if not created in folder

Version: 20.04 LTS How can I force all files inside a folder to have a default set of permissions regardless of if they were created there or not? I've viewed and tried different answers mostly with ...
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884 views

Squid on Ubuntu 20.04 installation problem, acl command not found

I'm new to Linux so please be patient with me. I am following this guide on phoenixnap.com to set up squid. Squid successfully installed & is running. However, acl localnet src 192.168.0.15, or ...
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LXD: Imported container doesn't start - Problem with ACLs

I am just trying to launch a container, which was created on an other machine. I've done this the following way: $ lxc snapshot container_name snapshot_name $ lxc publish container_name/...
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426 views

Permission denied for transmission daemon event

I bit my teeth on this problem: I'm trying to set up transmission-daemon with an incomplete and done directory. Downloading to incomplete does work fine, but for the done directory I receive a ...
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683 views

ACL not working in ubuntu 16.04, ext3?

I'm new to ACL's in linux (but aware of them from windows), and am trying to set up write access (for mr_green) to a folder in a different user's home folder (mr_blue). What happens is that mr_green ...
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How to unify two sets of permissions/ownership on a folder?

I have a VirtualBox VM running Ubuntu 16.04 LTS. VirtualBox is able to share a folder with my host. It configures its permissions as follows: $ stat /home/tiqvah/cam File: /home/tiqvah/cam Size:...
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SETFACL to not go out of /home

So I've been testing ACL's in Linux and they work as intended. I have, for example, this folder where I've stablished permissions for users belonging to the gruop share. So far, so good... lucas@...
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Can't set acl recursively in Ubuntu 18.04

I'm trying to use acl to be able to modify files without changing ownership of the files, but acl is throwing an error (I'm guessing it's my syntax). This is on a new server running Ubuntu 18.04. I'...
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Default folder/file created ACL permissions not correct

I have applied the following settings to my core html folder: chown :ftpaccess html -R chmod 0775 html -R setfacl -R -d -m group:ftpaccess:rwx html However whenever anyone creates a new file or ...
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How to grant non-root user access only to /var/log directory

I have newly created non-root(normal) user and want to grant access only to /var/log directory so that the user can view and monitor the logs. The user should not be able to cd/ls or access the /etc ...
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Execute Bit For Folders But Not Files

I have a folder called Movies with sub-folders called Movie1, Movie2 etc, and then the movie inside of that sub-directory. Example below: Movies: Movie1 film.whatever1 Movie2 film....
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ACLs Permission denied

Assume this is the permission I set to file.sh $ getfacl file.sh # file: file.sh # owner: ubuntu # group: ubuntu user::rwx user:test:r-x #effective:--x group::r-x #effective:--x ...
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2k views

How can I disable ACL on ext4 filesystem? [duplicate]

I'd like to disable ACL in /etc/fstab when mount. How can I do that?
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getfacl returns rwx, but I have a "permission denied" when trying to access the said folder

I'm trying to execute a script from Server A with user "vbackup" to copy some files from server B to server A. On server A, I did setfacl -Rdm user:vbackup:rwx /var/atlassian/ On server B, I run ...
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How to make folders invisible to certain users

I use a Samba share pointing to a directory with all my files. As several users access the same share and I don't want every user accessing every folder, I use ACL to restrict them. Is there any way ...
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Setting default permissions for all new dirs/files in a dir and its subdirs, no matter who creates them

I have a directory, and I want all directories created in this directory, or its sub dirs, to be 777 and all files created in it or any of its subdirectories to be 666. It doesn't matter which user ...
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241 views

Trouble creating an accessible Samba share on a separate data partition

I am attempting to create a standalone Samba file server with user-level security for shared directories residing on a separate data partition. The problem is that some users cannot access shares on ...
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308 views

Is it possible to keep setgid bit when unzipping files as non-root user?

I have a folder with the following permissions: drwxrws--x+ 13 myuser www-data 4096 Mar 20 09:57 project-folder In this folder I have an archive archive.zip with the following permissions: -...
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664 views

Discrepancy with the output of `ls -al` and `getfacl`

I have run the following script to set permissions into /etc/nginx #!/usr/bin/env bash sudo chown -R root:root /etc/nginx sudo chmod -R 0750 /etc/nginx sudo setfacl -Rbk -m g:hugo:rwx /etc/nginx ...
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How to make new directories inherit their parent's ACL?

I have set default permissions for new files and groups in my directory like this sudo setfacl -d -m g::rwX /<directory> It works great. The problem is, that if I create any new files or ...
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648 views

Website blocking issue in squid3 on ubuntu 12.04 [closed]

I am trying to block some websites on my ubuntu 12.04 with Squid 3.1.19. Following is a view of my ACL's.` Denying domains based on defind access list acl ym dstdomain .yahoo.com microsoft.com ...
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3k views

Set default ACL for new files and directories?

I have two users usera and userb and a folder Both to which I am trying to set the ACL so that both users can create, update, delete any file or folder within that folder Both. The problem is that if ...
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247 views

Give File Permission for modify in samba sharing but only owner can delete file

I need help regarding file permission in samba sharing, Is it possible to set an excel file in samba sharing (windows clients) can be modified by group but only can be deleted by owner? I did follow ...
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236 views

Access Control List when running script from crontab

hoping someone has come across this before, I am using ACLs to allow one user (user1) to write files into a location in another user's home directory (user2). For manual usage, this is working as ...
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1answer
949 views

Why does ls show wrong permissions for the group when using ACL?

I have the following script for setting permissions for the Joomla CMS directory: #!/bin/bash if [ ! -d "$1" ]; then echo "Error: Folder does not exist or no folder given." echo "" exit 1 fi # ...
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98 views

Safest file permissions for samba access

I have set a samba user (say, remoteuser) who is supposed to manipulate files under some system folders on the samba server (i.e. and not only his home directory's files), such as e.g. /etc/somedir) ...
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185 views

unable to write in a directory by ACL users granted with write permission

I have two directories /home/user1/htdocs/ /home/user2/htdocs/ I have provided permission to www-data using: chown -R www-data:www-data /home/user1/htdocs/ chmod -R 755 /home/user1/htdocs/ ...
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3k views

Package "acl" on Ubuntu 16.04

I am reading this Digital Ocean tutorial. In step 1, it says: We'll need [...] acl to set the right directory permissions when installing the application I wanted to check if acl is already ...
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390 views

(Another!) question about www-data privileges and root - but with a twist

In short : is it safe to grant root (user) access to www-data? Longer statement : as a lot of questions asked on this using chmod g+s, POSIX ACLs and other sites umask as to the appropriate way of ...
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Block a user with acl

How can I block one user and grant access to another user using an ACL? I tried setfacl -Rdm u:maria: /home/elena but I think this is wrong. maria is one user and elena is another user.
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235 views

confused with shared folders and ACL

I have 2 ubuntu machines (ubuntu1 and ubuntu2). Ubuntu1 shares folder /opt/share and i've created testuser specifically to rwx: setfacl -Rm u:testuser:rwx . Ubuntu2 mounts it on /mnt/ubuntu1 mount -...
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2k views

Why can't I delete or move these files without sudo?

I had used file-roller to extract an ISO image to my Desktop earlier, but now I can not delete or move/rename those files any more "as myself", only with sudo. Changing permissions (chmod) or content ...
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Preserve ACLs with rsync

Sorry, but I can find no solution to this apparent simple problem searching online and this forum. I have a simple need: copy a directory and its contents to another local location, preserving ACLs ...
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1answer
16k views

How to allow users to create and delete file(s) / folder(s), but not modify them?

I have created a group name "app-data" and a folder /db-data/archived-data/ I want members of app-data to have all rights on /db-data/ folder but I want the same group users have only create and ...
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112 views

Using ACL to control read and writes by specific groups

I'm new to ACL so I'm creating some demo folders, unfortunately it's not working as expected. The folder Triangle belongs to user pyramid in group triangle. The user Cube in group square needs ...
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1answer
1k views

Force permissions on directory for Netatalk

I'm working on Ubuntu Server 14.04 and I'm trying to set up an AFP share with Netatalk. So far so good aside from the privileges to the files inside the shared directories. I want to set up a system ...
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4k views

Allow a LXC container user to write as an external user to a mounted directory

Apologies for the title, the setup is actually quite simple. I have a host with a user called oli and a directory called /media/steve/incoming that oli can read-write-execute in. Within that I have a ...
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1answer
839 views

Samba 4 on ubuntu 14.04 broken with Posix ACL (2:4.1.6+dfsg-1ubuntu2.14.04.9)?

I have problems with a newly migrated BDC (2:4.1.6+dfsg-1ubuntu2.14.04.9) with POSIX ACL based permissions. I am unable to get it to work as the PDC, which fortunately still has a slightly older ...
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How do I override ACL permissions for single files or directories?

To share data (audio, video, pictures, documents) between all users on my desktop I created an ACL for a dedicated shared partition on my hard drive according to this answer which I mount at boot via ...
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Unable to install ACL

I am unable to install ACL on my Ubuntu 14.10 server (see output). david@server:/mnt/storagedata$ sudo apt-get install acl Reading package lists... Done Building dependency tree Reading state ...
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Any way to force files to inherit owner permissions from parent directory?

Is there any way to force a file, created within a directory, to inherit ownership from the parent directory? I tried the sticky bit, but that doesn't seem to work. Example of what I'm looking for: ...
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1answer
16k views

acl can't be installed on ubuntu server

setfacl/getfacl commands not running on my server, it says: The program 'setfacl' is currently not installed. You can install it by typing: sudo apt-get install acl when i tried to install it, it ...