Bash is a free shell for Unix-like operating systems from the GNU Project.

learn more… | top users | synonyms

0
votes
0answers
205 views

What exactly is the “Shellshock” vulnerability?

Concerning the Shellshock bug (aka "bash bug", CVE-2014-6271), can someone explain how this vulnerability works? Based on the test given in some posts (below), it looks like some type of injection ...
0
votes
0answers
49 views

Maintain screen session when executing shell script on boot

Solved: I solved this problem by introducing a delay before executing the script: @reboot sleep 60; /root/start_server.sh On Ubuntu 14.04, I have a crontab entry set to run on reboot: @reboot ...
0
votes
0answers
48 views

Windows right click on git bash menu, report can not find sh

i am able to open Git Bash from the program, but right click on drop down menu 'git bash' it says can not find sh. How can I fix this problem?
0
votes
0answers
39 views

Call script from a bash-initialized clean environment

So I've got an executable with conflicting dependencies with the build system it is running in. (AKA Xilinx doesn't play well with others). I'd love to run a cmake script as part of the build process, ...
0
votes
0answers
40 views

Clean Mavericks Install: Bash and Environment Defaults?

Broadly: what are the default files in play on a clean OS X install when using environment variables and bash? What derives from root, and what from the local user? I always get turned around on ...
0
votes
0answers
28 views

CygWin shortcut to launch server, connect and start a program

I have miraculously only spent about 20 minutes getting an installation of cygwin to communicate with a remote box that I use for controlling my CNC machine. At this point, to get everything running ...
0
votes
0answers
99 views

Bypass the $Recycle Bin in CygWin?

I'm using a CygWin session to find a large number of directories at a certain level in the file system tree in a loop, compress each directory into 1 archive, then delete the directory This ...
0
votes
0answers
30 views

Trap a program that has no command line output

I am using the CrashPlan backup tool to backup my home file server. I use an ssh tunnel to interact with the GUI on the remote machine (as detailed here). Currently, I have an alias in my zshrc that ...
0
votes
0answers
49 views

git-svn creates directories but doesn't check out content

I am migrating an SVN repository to Git using git-svn combined with some light bash scripts on Ubuntu 14.04. Locally. git-svn has worked fine so far (on Unix), but recently, it sort of gets stuck ...
0
votes
0answers
140 views

Script for temporarily disabling internet connection

I want to block internet connection to me for about 8 hours or so on my Linux machine. I have no will power, so simple call for ifconfig down ifconfig up or similar commands doesn't apply to me, ...
0
votes
0answers
235 views

Remove grep's line number output in Redhat 5.9

I havent used RH 5.9 until now. I started with 6 but we have some 5.9 servers. The syntax with 5.9 is a bit different with some things. grep for example will output a number line before the actual ...
0
votes
0answers
213 views

Get all inactive users on system with 'lastlog' on Redhat 5.9

I need a script that will basically give me the listing of usernames that have been inactive on a system for 90+ days. I use the lastlog command but it seems a bit tricky to try to grep out the time. ...
0
votes
0answers
173 views

shell script over SSH ends unexpectedly after running 'ant build'

I wrote a shell script that runs on remote host to build source code with 'ant build' command, and then distribute the built binary to other servers. However, right after Ant build is over ...
0
votes
0answers
239 views

Raspberry in kiosk mode - How to secure bash or change matchbox for switching tty

I want change my raspberry to a kiosk pc. It works well and is complete, but with some mechanics I've some trouble. The actual problem is, that the autologin mechanism is defeating the purpose of ...
0
votes
0answers
177 views

Automaticly run xinit from rc.local as different user

I'm working on some tuning of my raspberry pi b+. So I decided that midori should start automaticly after autologin. With startx it works without problems, but X is still to ressource hungry. So I'll ...
0
votes
0answers
30 views

How to clean up output from `watch git gc`?

git gc updates the output as it runs, perhaps using backspaces, control characters, and/or curses. (I'm not an expert on this.) How can I modify my watch -n 60 git gc bash command so that the output ...
0
votes
0answers
78 views

busybox cp 'are the same file' when copying directories

I'm porting a bash script that worked on OS X to Windows+BusyBox. The first command is to create a new directory mkdir ../new_directory Then to copy all files from the current directory to a new ...
0
votes
0answers
25 views

Check for available command

When I execute the bash script with root user I receive the output it say iptables not exist. Why this happens only with root? for CMDAPP in "hash" "curl" "iptables" do if ! hash "$CMDAPP" ...
0
votes
0answers
33 views

Desktop Gone in Centos 6

I had a third party library created a ~ folder (a bug there), and I tried to delete it by "rm -rf ~". And apparently, it is a mistake -- my session got rebooted and then when I went back in, all the ...
0
votes
0answers
26 views

Need to source bash_profile each time

I have get a server space that runs linux. A user is created for me. I have a bash_profile in my home directory and I set environment variables for JAVA_HOME and JAVA. When I access server through ...
0
votes
0answers
38 views

Writing a secure login script

I'm trying to write a secure login script to allow a user to have limited access to a server and change particular options. My method for doing so is via a python script executed by the users ...
0
votes
0answers
33 views

Do functions/aliases defined in a bash script that's downloaded from a server and executed not work?

I had a .bashrc which I moved to server so that I can download and execute it through wget. wget -O - http://xxx.github.io/dotfiles/bashrc | bash It does get executed but any functions and aliases ...
0
votes
0answers
31 views

how to detect availability of GUI

For Linux: I have a text mode installation (bash) script and a graphical mode setup program (a Free Pascal binary). I'd like to run the graphical setup when a GUI is available. How do I detect which ...
0
votes
0answers
50 views

xcode install doesn't work from mac teminal

So i'm trying to install the command line tool for xcode, i keep hearing to this xcode-select --install so I get the following output. xcode-select --install Usage: xcode-select -print-path ...
0
votes
0answers
105 views

How to setup an array to capture output from ffmpeg volumedetect command

If you query a media file using a command such as ffmpeg -i amediafile.mp4 -af "volumedetect" -f null /dev/null you get output including.... [Parsed_volumedetect_0 @ 0x181d0a0] n_samples: ...
0
votes
0answers
55 views

Command 'at' does not work in one Synology NAS, though it works perfectly on another

I have installed at command on 2 different NAS synology. On 1, it works perfectly, on the other I get the message: Villars1> echo "touch /tmp/tt" | at now next minute warning: commands will be ...
0
votes
0answers
84 views

Entered wrong .bash_profile and now my laptop is running hot

I am just learning how to use the command line and was editing the bash prompt setting in .bash_profile. I made an error in the prompt settings in .bash_profile and I lost the prompt and the ability ...
0
votes
0answers
23 views

pidof Xorg is not returning a number on my computer

I'm trying to debug a performance problem with Xorg on my computer and I found a curious problem doing the operf command: pidof -sx Xorg, or just pidof Xorg outputs nothing. But ps -e | grep Xorg ...
0
votes
0answers
115 views

Bash: move all files in all recursive folders to the root of the volume?

I have a disk with files and folders, a few levels deep. Eventually, there are mp3 files. What I would like to do is move *.mp3 from every level to the root of the disk, and then delete all the ...
0
votes
0answers
52 views

-t, -T and/or -t -t options for ssh are not stopping stty errors

I've googled this error (which is a pretty common error) ad nauseam, but none of the solutions are working. Disabling pseudo-tty allocation nor forcing pseudo-tty allocation work for me. I always ...
0
votes
0answers
67 views

curl won't shut up (--silent does nothing)

I'm writing a quick shell script, and I cannot for the life of me get curl to suppress the progress bar. The relevant line looks like this: curl http://website -o $temp >/dev/null 2>&1 ...
0
votes
0answers
72 views

GNU screen command on path not found

When I use GNU screen in the following way, it works: screen java -jar .... but why does screen bukkit .... not work when bukkit is a executable script from my path ($PATH)? I've read here, ...
0
votes
0answers
331 views

Wrong exit status from expect script

I developed the TELNET_TEST.expect (expect script ) in order to test TELENT connection on remote machine this script perform telnet on target machine wait for login and send password and make exit ...
0
votes
0answers
60 views

Bash script for repeated execution of benchmark

I'm working on a project involved with cloud instance performance. Currently running UnixBench on EC2 instances. For comparison purposes I require a benchmark to be run constantly on one instance. By ...
0
votes
0answers
195 views

screen capture full webpage rendered with firefox or chrome

i'm trying to think of a solution that will let me take full page screen shot of a website via a bash script. so far i have tried gnome-web-photo but it doesn't render the webpages correctly. next i ...
0
votes
0answers
85 views

CLI tools/ways for dynamically constructed DOM structure parsing HTML Javascript

I'm planning to make a tool which recognizes HTML using DOM structure in CLI. As many sites produce many DOM elements using JavaScript these days, it's becoming difficult to extract information from ...
0
votes
0answers
184 views

mc-wrapper does not exit to MC_PWD directory

I recently installed openSUSE 13.1 and set up the mc in typical why by aliasing mc with mc-wrapper.sh to have it exit into the last working directory in mc instance. However this does not seem to be ...
0
votes
0answers
167 views

Batch replace non-ASCII characters in filenames

I'm looking for a shell script that will recursively replace non-ASCI characters with underscore or just remove them. The issue is that a drive with files, created on Linux, has to be used on ...
0
votes
0answers
27 views

Running Custom commands in a Terminal Application

I am running a terminal application in /dev/pts/X terminal that has its own console as sampleapp> what I need is to run commands specific to this application but from another terminal.
0
votes
0answers
118 views

How to query mssql db from bash on subsystem for unix

I have a script that is used to query a database and use the result set for further processing. This is a shell script that runs on bash. But the bash used is the one shipped in subsystem for Unix for ...
0
votes
0answers
198 views

-bash: java: command not found MacOS 10.7.5

I recently "uninstalled" Java 7 because it isn't compatible with Chrome, following the instructions on this site: https://www.java.com/en/download/help/mac_uninstall_java.xml. Then I re-enabled Java ...
0
votes
0answers
76 views

Bash Script Display Remote Screen Session to User

I'm kind of new to bash scripting and I'm having trouble figuring out how to accomplish this. I'm working on a script that is designed to backup and manage a java application that runs within a ...
0
votes
0answers
150 views

Open pwd protected http stream in vlc from Linux CLI

Can anyone please advise me on how to open a pwd protected http stream from CLI in vlc? I checked out the --help and man pages, but they seem to offer only syntax for opening ftp, rmt and smb pwd ...
0
votes
0answers
99 views

How to run an script using cron in Windows 7 using cygwin?

I have installed all the dependencies in cron. My scripts are working properly, and also I have tested cron which I think works properly as well. However, I would like to set up a task to run a script ...
0
votes
0answers
47 views

running programs from MSYS with quotes

I'm trying to execute non-MSYS program from within MSYS. But MSYS (bash) doesn't work as expected. I'm running commands and see what procmon has to say about command line passed: >cmd /c ""cmd" /c ...
0
votes
0answers
309 views

OpenWRT wget in background

I start first script /etc/rc.local : sh /root/script1.sh & In file /root/script1.sh I connect by wget to server (while for tries) And after it I run : # say hello tries=1 while [ 1 ]; do ...
0
votes
0answers
23 views

sac2xy not executable on terminal osx 10.9

file sac2xy sac2xy: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.15, not stripped ls -l sac2xy -rwxrwxrwx 1 ravi staff 50334 ...
0
votes
0answers
126 views

cron job monitoring script

greeting of the day!!! please help me a situation, i am trying to develop a script which provides me details which my cron job is commented or stopped which job is running or scheduled. like we ...
0
votes
0answers
65 views

How to detect the OS type of a SSH client from the remote OS

If I am using PuTTY from Windows to SSH to a remote OS, how do I detect what OS the SSH client is running on, from within the remote OS? I think this is probably impossible. Merely the terminal type ...
0
votes
0answers
22 views

How to prevent MacVim from inherenting .profile as if it was Bash itself?

I have this guard in my .profile: if [ -n "$BASH_VERSION" ]; then if [ -f "$HOME/.bashrc" ]; then . "$HOME/.bashrc" fi if [ -f "$HOME/.bash_aliases" ]; then . ...