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0
votes
1answer
157 views

service started from sh script stops when sh script

I have service named "router" that is able to receive http requests. I decided to write sh script that will periodically check health of router service. if something is wrong then it will restart it. ...
1
vote
1answer
63 views

SSH parameter help on Ubuntu Server

I have a variable setup like this: SSH_EXEC="ssh -X -o ControlPath=~/.ssh/master-$$ -o ControlPersist=60" The parameter in question is the -X, because if I then call this command within my local ...
0
votes
1answer
167 views

Automatic autorestart Firefox on close

I want firefox to restart automatically when I close it. I found this script #! /bin/sh while [ true ]; do firefox done and I put a file with that script in the /etc/init.d folder. Firefox ...
2
votes
1answer
1k views

How to compare files in different folders in Unix?

Following is the directory structure Folder1 subFolder1 File1.txt File2.txt subFolder2 File3.txt subFolder3 Folder2 subFolder1 File1.txt File2.txt ...
11
votes
3answers
46k views

How to display current path in command prompt in linux's sh (not bash)?

I would like to display current path in sh prompt (not bash shell), which currently just shows "#", I tried with introducing this env PS1="$(whoami)@$(hostname):$(pwd)" and set ...
0
votes
1answer
73 views

How to make an alias and work in sh for all users (not in bash)?

My question maybe is silly, but how can I make an alias so as to work in sh for all users? I know that I can put an alias, let say this one: alias ls='ls -l' in /etc/bash.bashrc so as to work in ...
2
votes
1answer
752 views

Linux: How to eval the contents of STDOUT?

Consider you have a file with some sort of terminal command. How might each line be executed? Can you pipe the output of more into an eval? %> more ./foo.txt Edit: After some help/guidance ...
0
votes
1answer
281 views

Crontab doesn't run my script Ubuntu

My script is located in /opt/restart-hlasic.sh restart-hlasic.sh contains: #!/bin/bash SHELL=/bin/sh PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/ SERVER="XXX" ...
0
votes
1answer
182 views

Upstart event when network connectivity to a specific server is available?

Is there a way in upstart to code an event to start when network connectivity to a specific machine becomes available? Something based on a ping result would work in my case. The task being started ...
1
vote
1answer
896 views

How to force a longer `reboot` in Busybox v1.13.3?

reboot appears to make the root file system read-only almost immediately, causing a race condition with one of my processes which tries to write settings out to a file during its approx 1-2 second ...
2
votes
2answers
578 views

Allow any user/password entry in ssh

I want to setup ssh so that one can login with any username or password and be accepted. If they chose a username and password of an actual user on the system they will successfully login and use ssh ...
0
votes
2answers
83 views

Equivalents for .bat files for starting a jar file

Which are the .bat file alternatives for Linux, MacOSX and other operating systems for starting a jar file for example or another program (.exe, .app ...) with a click on this .bat / ... file? I just ...
1
vote
1answer
731 views

how to read data from a file in shell script

I have two shell script files test1.sh and test2.sh . I have another file called translogs.txt. Now I need to copy the values of two variables in test1.sh to translog.txt and the same variables need ...
0
votes
1answer
445 views

Bash: Copy logs to other file and remove copied log

I am using linux and doing some bash scripting. I have a log file which is making logs of all the events/changes our in particular directory. I need to copy these logs to some other file so that I can ...
6
votes
4answers
5k views

How do I start in bash when ssh'ing into my server?

I have a hosted Debian server. When I log in via ssh, I'm greeted with a sh environment. How do I change it so I start in a bash environment?
2
votes
3answers
2k views

How can cat/print a file except the last 2 lines?

How can get a file, except the last (for instance) 2 lines, with standard or GNU shell tools? (bash, tail, cat and so on.)
0
votes
1answer
226 views

I changed the symbolic link /bin/sh by accident

I am working on Ubuntu 11.1. The symlink /bin/sh pointed to dash in my system. /bin/bash pointed to sh. I accidentally changed /bin/sh to point to /bin/bash. Now, I can't open the terminal. How can I ...
2
votes
1answer
1k views

execvp exec format error for shell script on Red Hat Enterprise Linux 6

We have two RHEL 6 systems that are running identical versions of the kernel and glibc (glibc–2.12–1.90.el6_3.6). According to the POSIX standard and the Linux man pages, if the kernel determines that ...
0
votes
3answers
4k views

Make .sh file executable

I have a .sh file which is not becoming an executable. I tried doing it in the properties but as soon I ticked the checkbox, the tick vanished in a second. I then tried sudo chmod +x filename.sh ...
2
votes
2answers
280 views

Record bash_history to private database for all users?

I want to be able to setup a MySQL database and record all commands issued on my server by username and command. Is this possible, and if so, how would I set it up?
1
vote
3answers
454 views

How to find out environment variables set after logging into a shell session

How can I find out the environment variables set after logging into a shell session? My two dummy solutions have been so far as follows: _VariableName1="VarValue1";export _VariableName1; ...
0
votes
2answers
682 views

Get back to the default terminal in debian

I've accidentally press the key Ctrl + Alt + F1. It switches my default terminal to a virtual terminal, and I don't have the folder and user information in the command line anymore. How do I get back ...
1
vote
1answer
411 views

“Undefined variable” error in shell script on Sun Grid Engine

I have the following Sun Grid Engine submission script: #!/bin/sh # sun grid engine cluster # use current working directory #$ -cwd # merge error output into standard output stream #$ -j yes #$ -o ...
5
votes
3answers
10k views

How do I change my default shell to bash if I don't have access to chsh nor /etc/passwd?

I'm working on a university remote Linux account, and the default shell is sadly csh without tab completion. How can I change my account's default shell to bash? chsh is not available.
1
vote
0answers
633 views

using screen with start-stop-daemon, sysv

I'm trying to run a program with an ncurse interface as a daemon using screen. I want to use start-stop-daemon to manage the process, but I'm having trouble creating a SysV init script. Variables: ...
0
votes
2answers
927 views

How to use sudo with rcp command to copy files from linux host to HP-UX host?

I'm having this issue where when I try to use sudo to rcp some files from a Linux host to an HP-UX host (note that the destination directory requires root access to write to), I get the following ...
2
votes
2answers
545 views

Is there a way to remove root requirements for a specific command in linux? If yes, how so?

I'm using Ubuntu 12.04 LTS, and I'm trying to make it so that the specific command dhclient doesn't require root privileges. I've done some research that leads me to believe I could unlock an "su" ...
0
votes
1answer
1k views

sh: time command not found

In llvm 3.0 test-suite, the snippet of code bellow gives the following error on bash: sh: time command not found if [ "x$RHOST" = x ] ; then ( sh -c "$ULIMITCMD $TIMEIT -p sh -c '$COMMAND ...
2
votes
1answer
402 views

How to set-up date for cron weekly backup?

I'm writing a command for cron to do automatic backups for my flashdrive. I use tar ... -N <some date> to make the backup. The issue is how to write the command which gives me the right date. ...
0
votes
1answer
128 views

Python script takes string args with './[];' — Tell terminal to process as literal input?

My script takes a key as its third argument, and it can have any kind of input...including characters that bash complains about. I'd really like to use this one-off script right from the terminal, ...
0
votes
0answers
265 views

bash script rm cannot delete folder created by php mkdir

I cannot delete folder created by php mkdir for I in `echo $*` do find $I -type f -name "sess_*" -exec rm -f {} \; find $I -type f -name "*.bak" -exec rm -f {} \; find $I -type f -name ...
0
votes
1answer
305 views

Loop until user presses 'C' in sh file

What I want is as follows: At first when user runs .sh file it displays following: Review id: You id is:XXX000YYY Do you want to change it?[Press Y to change, C to continue]: Now If user presses Y ...
0
votes
1answer
628 views

Symbolic links for directories

Really need a quick help on this. This is the scenario. Created source directory SOURCE : /apps/application_scripts/intl/bin Here I have lot of shell scripts (*.sh) TARGET : ...
1
vote
1answer
658 views

Background Jobs from cron

I am running a cron on every two minutes. From the cron I am running other shell scripts in background with "&". After cron exits spawned shell script process still runs, this is desired behavior. ...
1
vote
1answer
1k views

Run SH Commands in Background

I have a bunch of scripts that I need to run to start up a couple Node.js scripts and Mongo, among a couple other things. I'd like to create an SH script that I could run to start ALL of these at ...
1
vote
3answers
875 views

Renaming a file from myFile.sh to myFile.bash?

PART 1 Ok so i'm using Mac and I started out with a file called... Example: myFile.sh In Terminal I ran this file in its directory by typing... bash myFile.sh That works perfectly, but then I did ...
1
vote
1answer
1k views

sh alias: command not found

I have written a very simple script like this: function apply_to_dev { echo "Applying scripts to DEV..." alias ISQL="isql -Uuser -Ppwd -SDEV -DDATA -I ~/bin/interfaces" shopt -s nullglob ...
2
votes
1answer
467 views

sh on Lion can't cd into folders with implicit paths (causing make to fail constantly)

I've had a problem with my OSX 10.7 Lion install for some time and I finally took some time to investigate. The issue is that when running make, I always get an error of the form: /bin/sh: line 0: ...
2
votes
2answers
205 views

Screen does not appear in list when using sudo

While under root user (printed by whoami), execution of sh -c "screen -d -m -S testscreen sh -c \"echo asd; echo qwe\"" creates a screen with two lines output, which can be reattached via screen -r ...
0
votes
1answer
541 views

How to configure using arrow key to repeat previous shell commands in Minix

I am new to Minix. I'm so impressed by the speed of the system. It looks elegant, I like it. However, I have a question about the shell. In Linux, while using a shell, up and down arrow keys can be ...
5
votes
3answers
145 views

CD into directory with “-” in the beginning

I have a problem with cd-ing into folder named "--Recovery Files" and can't remember how to escape dashes in the filename. Any ideas?
2
votes
2answers
623 views

Log Files from bash script output

I have a script that runs (this works fine). I'd like to produce logfiles from its output and still show it on screen. I have this command that creates three files from this blog: ((./fk.sh ...
19
votes
3answers
38k views

Which command in the Linux/UNIX sh shell returns my current directory?

Using the sh shell (not bash), which command in Linux/UNIX prints out my current directory? $ *showmewhereiam* /sys/kernel/debug $
2
votes
2answers
686 views

How run sudo -s after ssh login

My Step By Step: On myserver.com i paste line "sudo -s" to file "~/.bashrc" in home directory for "mylogin" SSH Login to mylogin@myserver.com After login: root@myserver.com:~$ But, press cntrl+D ...
1
vote
5answers
1k views

How to run .sh file

I am using Ubuntu and just downloaded the jmonkey game engine. Everything appears to be in a single .sh file. I am not really sure how I am supposed to run this. http://jmonkeyengine.com/
2
votes
4answers
2k views

/bin/sh source from stdin (from other program) not file

Kind of a tricky one to name this... Basically I have a program which when run prints on STDOUT a set of shell variables: $ ./settings SETTING_ONE="this is setting one" SETTING_TWO="This is the ...
118
votes
4answers
121k views

How can I resume a stopped job in Linux?

How can I resume a stopped job in Linux? I was using emacs and accidentally hit ctrl-z which blasted me back to the console. I can see it when I type 'jobs' [*****]$ jobs [1]+ Stopped ...
0
votes
1answer
1k views

How to check for program exit code in Linux?

I want to check in a shell script whether subversion is installed. For that I chose to check the exit code after the program has been executed. I tried using command svn, but that prints out the ...
10
votes
2answers
3k views

Comments in a multi-line bash command

This single-command BASH script file is difficult to understand, so I want to write a comment for each of the actions: grep -R "%" values* \ | sed -e "s/%/\n%/" \ | grep "%" \ | grep -v " % " \ | ...
12
votes
3answers
2k views

How is install -c different from cp

What is the difference between install -c and cp? Most installations tend to use install -c, but from the man page it doesn't sound like it does anything different than cp (except maybe set ...