Questions tagged [sticky-bit]
The sticky-bit tag has no usage guidance.
17
questions
4
votes
1
answer
55
views
How to create a directory, where users can delete only their own files, but one user can delete anyone's files?
Consider the following setup:
# two users in groups sales
useradd edwin
useradd santos
groupadd sales
usermod -aG sales edwin
usermod -aG sales santos
# two users in group account
useradd serene
...
- 450
-2
votes
1
answer
116
views
Ubuntu - chmod g+s does not make new files inherit group
I installed a fresh ubuntu with apache2.
I created a new folder "/var/www/foobar" with the following user:group -> black www-data.
I need new files created inside this folder to inherit ...
- 1,708
2
votes
1
answer
77
views
How does the sticky bit help at all?
The way I understand the sticky bit on directories is that only the owner of a file within that directory can delete the file, instead of everybody with write permission.
I don't get, though, where ...
- 23
0
votes
0
answers
22
views
find files with peculiar permissions set [duplicate]
I'm prepping for the LPIC1 exam, strongly relying on their online material here.
Can someone pls help me clarify this doubt?
What is the difference among these:
find ~ -perm 4000
find ~ -perm -4000
...
- 617
1
vote
2
answers
370
views
rsync not setting stickybit / GID bit
Using the following rsync command, the RWX permissions are being correctly set for both files and directories but the sticky bit options are not.
rsync -rtvz --partial-dir=.rsync-partial --chmod=Da+t,...
- 167
0
votes
1
answer
105
views
stickybits setgid not working
I have structure like:
/home/reed/, user=reed, group=reed
- apache-conf, user=reed, group=reed
- apache-web, user=reed, group=apache, perm=0770
- www.website.com, user=reed, group=apache, ...
- 121
1
vote
0
answers
85
views
sudoedit ignores sticky bit when checking for directory writability
sudoedit does not allow editing files when the original user has write access to one of the parent directories (as explained here). However, I'm noticing that sudoedit does not seem to take into ...
- 427
0
votes
1
answer
444
views
remove user access from /tmp directory
Is it possible to remove access of /tmp directory for a particular user, i.e user should not be able to even read /tmp directory ?
I know tmp directory has 1777 permission and let every user to ...
- 626
0
votes
0
answers
852
views
Running commands with www-data privileges in scripts, crontab and systemd
I've already read "Allow www-data to perform specific commands" article.
But, crontab and systemd invokes scripts using root privilege.
# my-service.service
[Unit]
Description=My Service
[Service]
...
- 115
1
vote
1
answer
195
views
Why does chmod o=rwx removes sticky bit while chmod u=rwx and chmod g=rwx don't remove suid and sgid?
I'm having a problem with chmod command.
I have a directory with sgid, suid and sticky bit on.
If I then run chmod u=rwx {dirname} or chmod g=rwx {dirname} sgid and suid are still on.
But if I run ...
- 13
-1
votes
1
answer
644
views
Permission needed to create/remove file in a directory with sticky bit set
I understand that creating/removing a file from a directory with sticky bit set requires one of the followings
you are root
you are the owner of the file
you are the owner of the directory
and you ...
- 161
0
votes
1
answer
290
views
How to add sticky bit to a directory in exFAT?
I get this error from Homebrew when trying to build an application on MacOS 10.10.5, on an exFAT filesystem
Error: parent directory is world writable but not sticky
I use this command to enable ...
- 551
8
votes
2
answers
6k
views
Why would a directory have the sticky bit set without the executable bit?
In Ubuntu 14.04, listing the contents of the directory /var/spool/cron with ls -l provides the following permissions on the directories within (irrelevant columns snipped):
drwxrwx--T daemon daemon ...
- 403
3
votes
0
answers
26
views
Removing a directory (that contains subdirectories) from a directory that has sticky bit [duplicate]
This is my setup
[root@ ~]# mkdir /sticky01
[root@ ~]# chown user01:user01 /sticky01
[root@ ~]# chmod a+rwx /sticky01
[root@ ~]# chmod +t /sticky01
[root@ ~]# ls -ld /sticky01
drwxrwxrwt. 3 user01 ...
66
votes
1
answer
4k
views
What did the sticky bit originally do when applied to files?
In various places one can see the "sticky bit" accused of nowadays being a complete misnomer, as its functionality nowadays is to affect the write permissions on directories and act as a restricted ...
- 62k
0
votes
0
answers
688
views
scp file to remote server prevent delete
A team want to implement a crude file dump backup solution to be used by multiple hosts. They have a remote user on the backup server backupusr that they can SSH/SCP with, with SSH keys setup.
The ...
- 1,025
6
votes
1
answer
8k
views
how do you find all files and directories without sticky bit?
how do you find all files and directories without sticky bit?
I have a bunch of old files that I need to delete so I use: find . -mtime +3 -a \( -type f -o -type d \)
But then this find command will ...
- 3,255