Linked Questions

0
votes
2answers
46 views

Bash function for piping data into protected file [duplicate]

I wanted to create a .bashrc function that would simplify passing data to a write-protected file. function pipe { sudo bash -c "$1" } Unfortunately the command pipe echo something > ...
1
vote
1answer
36 views

Not getting the desired output for echo command [duplicate]

Below is my script. #!/bin/bash SERVERS="sl20rht00-t" #SERVERS="shcbrht01-t" USR="adm-dt-c" for host in $SERVERS do ssh -tt $USR@$host 'sudo cp /etc/sudoers /Backups/sudoers_11thmarch2015; sudo cp ...
-1
votes
1answer
36 views

sudo issue during echo something to a root file [duplicate]

I have a problem, during write something into a root file: $ ll /sys/bus/usb/devices/3-2/power/wakeup -rw-r--r-- 1 root root 4096 Feb 16 17:28 /sys/bus/usb/devices/3-2/power/wakeup $ sudo echo ...
0
votes
2answers
126 views

Why can't I change the hostname of my server using sudo? [duplicate]

From a user that is part of the sudoers group, I can normally run any command by doing sudo <command> But the following command fails stating "Permission denied" sudo echo "myhostname" > ...
7
votes
7answers
370 views

Emptying a file for root user does not work [duplicate]

I use below command to empty a file > file.txt It works perfectly fine! But there are some files with root user permissions. So I tried sudo > different-file.txt and I got below verbose ...
0
votes
0answers
14 views

Permission denied when trying to write to a file in /sys directory [duplicate]

I'm trying to manually set the speed of the fan on my Macbook Pro 7.1 which is running Crunchbang Linux Waldorf. I'm following the instructions in this blog article ...
1
vote
1answer
935 views

Why do I get “Permission denied” when redirecting the output of sudo echo “xyz” to a file? [duplicate]

Why do I get -bash: test: Permission denied when I run sudo echo "xyz" > test The directory permissions are: drwxr-xr-x 3 root root 4096 2014-08-05 16:26 I have no problem creating a ...
11
votes
3answers
6k views

Execute a line of commands with one sudo

For example if I want to create a file and enter text in one line I can redirect the output into a file with the use of the > operator: echo "something" > /path/foobar but if I don't have ...
0
votes
1answer
60 views

Write a file in /var/lib/sysnews/ [duplicate]

In that folder are stored the news files: they can be created by the system administrator to write some informations for the users, as suggested in this link. I tried as a normal user to add a file ...

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