Mask that controls which file permissions are set for files and directories when they are created. It also refers to a function that sets the mask, and to the mask itself, which is formally known as the file mode creation mask.

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2
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1answer
277 views

How are default permissions determined (on OS X)?

My (limited) understanding of basic Unix is that any files that are created will be created based on the permissions of the creating user. In particular, the group assigned will be the creating user's ...
2
votes
2answers
95 views

Read umask for a user

Plenty of examples on how to set umask for a user... but how do you read (or uncover) the default umask for a given user (say the logged in user)
3
votes
1answer
260 views

How to display the permissions of a new file in the status line of the Vim editor?

With the following piece of code I get the permissions for an existing file: augroup Get_file_perm autocmd! autocmd BufWinEnter,FileChangedShell * let w:file_perm=getfperm(expand('%:p')) augroup ...
0
votes
4answers
3k views

umask is not working for directories

I have an odd problem with umask. My current setting is: $ umask 0022 $ umask -S u=rwx,g=rx,o=rx This only works for files though and not directories: $ touch abc $ ll abc 0 -rw-rw-rw- 1 user1 ...
2
votes
2answers
1k views

Pre-defined umask under a given path [duplicate]

Possible Duplicate: How to set default file permissions for all folders/files in a directory? Say I have default umask, umask1. I would like all files/folders that I create/modify under a ...
2
votes
1answer
2k views

What is the difference between cmask and umask?

What is the difference between the umask setting that can be found in /etc/profile and the cmask setting that can be found in /etc/default/init? What is the difference between the two? When will one ...
3
votes
2answers
241 views

What is the proper solution to a web server trying to write to a directory?

So, I have a box with a "deploy" user. This deploy user owns a code repository and wordpress is running on this box... When wordpress attempts to do something like upload a plugin, it is using the ...
3
votes
1answer
1k views

umask changes to 0002 after cd

I've noticed an odd behavior on my Ubuntu 12.04 LTS system. This is my first experience with Ubuntu; previously I used Fedora and never had this problem. I have set my umask in .bashrc to 0027. But ...
2
votes
1answer
1k views

No effect of umask and chmod on mounted drives

The windows drives are mounted at boot-time using pysdm. The setting were nls=iso8859-1,users,umask=002,sync,user,dirsync,uid=mtk When I try to change the permission of files using chmod, I don't ...
2
votes
4answers
5k views

Why is the default umask value for useradd in openSuSE set to 022?

I recently built a very simple test environment with oepnSuSE. As I tried to configure a shared directory, wihtout using ACLs, but with SetGID on that directory instead for some reason, I noticed ...
7
votes
3answers
12k views

How to set umask for a system-user?

Is it possible to set the umask for a system-user (created with useradd --system username)?
1
vote
1answer
180 views

Why are directories created with permissions 2070 and files with 060 in a directory with setgid bit?

I have the following directory: $ ll -d neptune drwxrws---+ 5 beamin psych 4096 Mar 7 16:18 neptune $ getfacl neptune # file: neptune # owner: beamin # group: psych # flags: -s- user::rwx ...
2
votes
1answer
194 views

Permissions UMASK for New Directories

I have a directory "dir1" who's owner is "owner1" and it has 775 permissions. Another user in the same group as "owner1" is called "owner2" Whenever a file is written to "dir1" by "owner2" I need ...
4
votes
2answers
4k views

Using umask to set group permissions

A long time ago an old friend showed me a way to use an octal or hex umask with a group I think using /etc/profile. I'm not sure. I'm trying to create group on Debian so that every member of that ...
2
votes
2answers
3k views

AIX ftpd - how to set umask for a given user?

I know how can I change the umask settings for all the users using ftpd, but how can I change the umask for a given user using FTPD? AIX/6100-05-02-1034 FTP server (Version 4.2)
2
votes
1answer
455 views

On AIX 6100-05-02-1034 how can I create custom umask for a specific directory?

On AIX 6100-05-02-1034 how can I create custom umask for a specific directory?
3
votes
2answers
8k views

How can I have a separate umask for directory or user?

I want a separate umask for a directory or a user. How can I do this? Edit: I am using Debian 6. The reason why I want to do this is, I want all my SFTP users to create files with write on group. ...
3
votes
2answers
5k views

How to make scp respect umask

My scp doesn't respect umask setting of the user it's sending files to. Is there a setting somewhere or should I use a different solution?
62
votes
3answers
81k views

Make all new files in a directory accessible to a group

Suppose I have two users A and B and a group G and a folder foo, both users are members of G (using linux and ext3). If I save as user A a file under foo, the permissions are: -rw-r--r-- A A. ...
10
votes
3answers
951 views

Why are files in my home dir being created as world-writable despite a more-restrictive umask?

I've realized that the permissions for new files and directories behave a bit strangely. First of all, umask seems to return the right answer: $ umask 0002 This means full access for my user and ...
3
votes
1answer
787 views

How to have correct permissions of files from usb disks?

Does anyone have the following problem? I have an Ubuntu box at work and also one at home. I always copy folders/files to/from an usb disk to/from my boxes. I have to change permissions of ...
8
votes
4answers
5k views

Downsides of umask 077?

What are the cons, for having a restrictive umask of 077? A lot of distros (I believe all, except Red Hat? ) have a default umask of 022, configured in /etc/profile. This seems way too insecure for a ...