A Unix tool for changing file permissions

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1answer
2k views

CentOS 5.4 NFS v4 client file permissions differ from original files & NFS Share file contents

Having a strange problem with NFS share and file permissions on the 1 out of the 2 NFS clients, web1 has file permissions issues but web2 is fine. web1 and web2 are load balanced web servers. So ...
3
votes
1answer
3k views

File permission mask/mode settings for Samba on FreeNAS?

I'm currently working on the Samba settings on a FreeNAS server. When any user creates a file or a folder on the server I want the file or folder to get the following RWX permissions: Folders: ...
208
votes
2answers
47k views

Why is “chmod -R 777 /” destructive?

This is a Canonical Question about File Permission and Why 777 is "destructive". I'm not asking how to fix this problem, as there are a ton of references of that already on Server Fault (reinstall ...
0
votes
1answer
35 views

WordPress can't install plugin even file permission is correct

I have apache2 server, of course apache2 is running on www-data account. All my WordPress files is own by root:webmaster, and have the g+w permission. Three of the accounts in webmaster group are ...
0
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1answer
8k views

How to set permissions for a CIFS mount with autofs?

I've set up a CIFS mount on my CentOS 6.4 server with autofs : File /etc/auto.mnt : Photos -fstype=cifs,perm,rw,uid=505,forceuid,gid=505,forcegid,file_mode=0770,dir_mode=0770,credentials=/root/...
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0answers
171 views

chmod not working correctly in Docker

I'm building a Docker image for my Symfony app and I need to give permission to apache server to write into cache and log folders #Dockerfile FROM php:7-apache RUN apt-get update \ && apt-...
3
votes
4answers
3k views

Allow PHP to write file without 777

I am setting up a simple website on webspace provided by my university. I do not have database access so I am storing all the data in a flat file. The issue I am experiencing is related to file ...
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1answer
1k views

Why can I only upload files via vsftpd if folders are chmod 777?

I have a problem with vsftpd on Debian: I can upload files if the chmod of all folders is 777, but with chmod 755. Please help. vsftpd.conf: local_umask=022 anon_umask=0755 file_open_mode=0755
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6answers
84k views

How to setup linux permissions for the WWW folder?

Updated Summary The /var/www directory is owned by root:root which means that no one can use it and it's entirely useless. Since we all want a web server that actually works (and no-one should be ...
0
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1answer
43 views

Prevent deletion of folder but let access to everything inside of it

I know there is the +i flag for files and directories, but i have a deeper Problem. Is there a way to prevent a folder from being deleted by an User which should be able to create / access / remove ...
0
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1answer
92 views

Why does uploading files via FTP set permissions to 775 / 664 by default?

I'm using FileZilla FTP client, and when I upload new files to the server it's creating directories with 775 permissions and files with 664 by default. Is there a way I can change either the ...
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2answers
51 views

Which log files can be read-only by root?

As I am currently securing my Server, I would like to know which log files can be read-only be root. Is it safe to chmod 600 -R /var/log? I do not want users to look into auth.log and other log ...
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4answers
28k views

vsFTPd default uploaded file permissions on Ubuntu not working

I have a Server running Ubuntu 12.10 x64, and the last version of vsFTPd. My user example.com has its home folder set on /var/www/example.com, I created a public_html folder inside and gave 777 ...
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votes
0answers
133 views

Which permissions should I set to dhparam.pem?

I am generating Diffie-Hellman parameters for the ssl_dhparam directive in the SSL configuration of nginx. The file dhparam.pem is created with the command openssl dhparam 2048 -check -out dhparam....
2
votes
1answer
382 views

Nginx doesn't have permission to access files with the same ownership

i've just installed nginx on an Archlinux box and encounter this problem: Nginx is configured to run as "nginx", a new user/group that I added, in /etc/nginx/nginx.conf: user nginx nginx; For ...
5
votes
3answers
10k views

How to set file/folder permissions using Rsync from Windows to Linux

I want to transfer lots of files/folders from Windows to Linux using Rsync. On linux server(destination), I want the file permission set to 644, and folder permission set to 755. If possible, I want ...
0
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1answer
192 views

Prevent changing ownership of a file

I have file with 777 permission. How can I prevent changing ownership of that file by others? ie I need to prevent chown x:y myfile myfile is actually a log file written from web. it's ownership is ...
3
votes
3answers
10k views

Change all file permissions to 644 and all folder permissions to 755 recursively

How to change all file permissions to 644 and all folder permissions to 755 recursively using chmod in the following two situation: If they had 777 permissions Regardless of the permission (with ANY ...
0
votes
1answer
22 views

Default mode parameters affecting ACL permissions

I have just started working as sysadmin and encountered my first problem. What I am trying to do is set permissions of a directory so that all the subdirectories and files in the directory AND newly ...
1
vote
1answer
91 views

What are the correct Linux permissions inside chroot jail with userspec

I am trying to setup a chroot jail, then I did: which binary ldd /bin/binary Then I did: cp /lib64/{libs} $jail/lib64 cp /usr/lib64/{libs} $jail/usr/lib64 PS: During this setup, I discovered ...
0
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0answers
48 views

Permissions inherit for new directory and files by www-data

I have a testing Debian LAMP server, I've created a user 'test' and I've installed Wordpress which needs write permission in some directories So... I've added user 'www-data' to group 'test' Set ...
0
votes
1answer
32 views

Ineffective permissions in Linux containers

When setting up and running a Docker instance, upon boot nginx gives a 403 Forbidden upon accessing static files. In the Dockerfile, I use the COPY command to move all the files to /var/www/app, then ...
21
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2answers
1k views

chmod -R makes files in child folders ureadable for some reason

I was adjusting the permissions when setting up some WordPress themes, and ran chmod 664 -R theme-dir/* It worked fine on the files in the root of the directory, but all the files in subdirectories ...
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6answers
2k views

How to change permissions on folders, but not files?

Is there a concise linux command (that will work on OSX) to change permissions on folders and all of their contents, but leave files in the current directory untouched? For example: /parent/...
1
vote
1answer
41 views

How to apply different directory and file permissions recursively by one command

Let's assume that I have this folder structure: |-Home |-Subdir |-Subsubdir |-Subdir Each directory includes a bunch of files. Now I want to apply the following permissions: All ...
1
vote
1answer
274 views

chown or chgrp NFSv4 with idmapd error: Invalid argument

I only found 1 or 2 other posting on this, without any solution, so I am creating a new, more specific question for my case. System set up: NFS server running NFSv4. NFS client running RedHat 6, ...
0
votes
2answers
168 views

why can't I ssh into my aws ec2 instance? Permission denied (publickey)

I created two ec2 instances, and was able to ssh into the first two fine. After creating the third, I get this error upon trying to ssh into any of them. This is what I'm running: ssh -v -i /Users/...
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votes
1answer
87 views

SSH broken due to chmod -R /* [duplicate]

I made a total mistake here. Anyway I ran chmod -R 777 /* and immediately regretted my decision. I had to boot into single user mode to and ran chmod -R 755 /etc/* in order to login to the server. ...
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votes
1answer
356 views

linux automatic change permissions in resolv.file

In various linux servers I see how the permissions of the /etc/resolv.conf file change automatically. In state normal: -r--r--r-- 1 root root 103 Jul 4 11:50 resolv.conf In changed state: -r--r-...
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votes
3answers
2k views

Conflicts between ACLs and umask

I have a directory which can be read and written by a couple of unix groups. This is achieved by using ACLs. Let's assume I did it like this: mkdir /tmp/test setfacl -d -m g:group1:rwx /tmp/test ...
0
votes
1answer
107 views

SSH and many other programs are not working after chmod -r 755 /etc [duplicate]

I have a new web-admin and he mistakenly ran chmod -r 755 /etc to try and disallow our shell users from reading any other files. As a result, SSH on our server does not work. How can we fix this?
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2answers
485 views

Stop file being deleted on NFS mount

I have files stored on an NFS mount which I want to prevent being deleted. The use case is I have a demo version of a web application which uses the same images on every demo - when someone deletes a ...
0
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0answers
107 views

Protect web directories from other SSH users but allow apache access?

So my linux box has 2 users : root (which I use) dev (the user that my developer uses) I have a few directories on my web server which I need to restrict access from the "dev" user. So, for ...
0
votes
1answer
105 views

550 error after setting permissions on folder [closed]

I'm running a Centos6 VPS with Plesk 11. I am unable to access a folder using FTP after changing the permissions to 666 using chmod. I can create the folder using SSH and can then enter the folder by ...
0
votes
2answers
468 views

CHMOD to make directory writable by group not working

I'm trying to make the node_modules directory writable by www-group, but chmod isn't working. vagrant (user) is part of the www-data group as seen with the groups command. Why can't I permit www-...
2
votes
3answers
3k views

ssh hostname returns “Bad owner or permissions on ~/.ssh/config” (chmod 600 not working with MingW)

This question is a near duplicate of Robert's question but after trying chmod 600 ~/.ssh/config I still have the same error. I've tried using cygwin and MINGW32 to do the chmod 600. ls -la returns -...
0
votes
1answer
38 views

Local “incoming” dir

I need to create a directory on a Linux server where users can "submit" files, similar to the incoming directory on an ftp server. (Where they would not be viewable after submission.) Specifically, ...
2
votes
4answers
5k views

Change group ownership of Folders with chmod g+s

I have a folder hierarchy that I want to change the group ownership including any subsequent file/folder additions. I was going to use chmod g+s but I'm not sure if it applies to already created ...
0
votes
1answer
119 views

Wordpress can't write on file [closed]

I've a problem with permissions/users on my new server. I moved my wordpress blog to a new CentOs server. In this server I've been provided with an ftp user. If I upload a file via FTP with this users,...
5
votes
2answers
2k views

What exactly does this dpkg command do?

I fixed a permissin problem for nagios like discribed here. The command was: sudo dpkg-statoverride --update --add nagios www-data 2710 /var/lib/nagios3/rw sudo dpkg-statoverride --update --add ...
1
vote
2answers
609 views

dkimproxy unable to read private key

I just found this error in my server logs May 17 14:55:07 marcus dkimproxy.out[1005]: signing error: Error: cannot read /etc/ssl/private/dkim_server/dkim_server.key: Permission denied dkimproxy ...
0
votes
2answers
64 views

Apache2.4 and Php-cgi : which chmod for log file?

I'm using a Php lib (Monolog) to create my logs. When I delete my log file and access my website in order to generate logs, I see the file created into the good log directory: -rw-r--r-- 1 apache ...
0
votes
1answer
193 views

Correctly assigning permissions & groups

So my nginx is using www-data:www-data, and I want to deploy files to my server with Beanstalk through sftp properly. So I've created an user called beanstalk and added him to www-data group. $ id ...
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votes
2answers
422 views

/var/mail Folder Permission (Setup Mail Server with Dovecot) [closed]

I am following a guide to setup a mail server and accounts on a Debian 7 OS and they ask to set up a folder permissions to match this: drwxrwsr-x 3 root vmail 4096 Jan 24 21:23 /var/mail But my ...
0
votes
1answer
318 views

Automysqlbackup - dumped files have wrong permissions

This question has been askewd here. But it was not answered. I just got a 3rd server and on all 3 servers I use Automysqlbackup script to create MySQL backups. I do it with cronjob: 52 04 * * * /...
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votes
3answers
349 views

Issues with file rights in CentOS [closed]

May someone explain me how to manage rights correctly pls? I have a file with these rights: 8 -rw-r--r--+ 1 sntecard sntecard 4669 Sep 18 12:34 index.php I am accessing this folder by user ...
3
votes
4answers
2k views

Why is it so important to remove 777 permissions?

I'm writing installer for my PHP web app. It requires user to change permissions of a few files and directories (config.php, cache, uploads, .htaccess) to 777 (so that it's writable). I've seen in ...
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votes
1answer
2k views

Connect to remote host from windows using SSH/pem [closed]

So I have a .pem and I need to connect to a remote machine using that. I have been told to do: ssh -i key.pem root@remote machine Before that I am supposed to chmod 600/400 on key.pem I am on ...
5
votes
2answers
3k views

Why would chmod give “No such file or directory” when running recursively?

I can change the permissions of the file directly: # chmod --changes --recursive ug+rwX /var/www/shared/tmp/cache/assets/BA0/280/sprockets%2F286302903364106648b609d708884f78 and I can also ...
0
votes
1answer
384 views

Permission samba shared www folder

I'm having trouble with permissions on a samba shared folder on ubuntu server 14.04. This is the www one. But actually, it's in /home/administrateur. As I want to preserve my www folder whatever ...