Questions tagged [unix-shell]

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56 views

My Server is sending malicious SSH requests [duplicate]

I am facing weird issue on my server (Unix). There are couple vendors reported me that my server is sending malicious requests to their server by using SSH Protocol. I have already checked the system ...
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3answers
69 views

Avoid to write clear password in a sh script

I'm writing shell script on my custom board. In this script I use openssl to encode file at runtime using this command: openssl des3 -salt -in file.txt -out my_file.des3 -k my_password Is there a ...
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2answers
26 views

What if I want to delete files that are not accessed for a few days in unix?

What if I want to delete files/folders that are not accessed for a few days in Unix? Say there are some files that were last accessed 5 days ago in a particular location. I want to delete those. What ...
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1answer
46 views

While schedule below script through crontab receive incorrect output date format is going wrong

PFB script dd=$(perl -e 'use POSIX;print strftime "%Y%m%d",localtime time-172800;') Date=$(perl -e 'use POSIX;print strftime "%d%m%Y",localtime time-172800;') for i in `cat /path/Path_CDR.txt` do cd ...
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0answers
44 views

cron job not working in unix but works when executed manually [duplicate]

I am running a cron job everyday at 21:00 UTC which downloads few csv files from sftp server, renames the downloaded files and then loads the files in database(mysql) and updates the time in database (...
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0answers
33 views

How to copy specific files from nested directories in unix to Windows using command line options preserving the directory hierarchy?

I have various p<xxxxx> folders and under them p<xxxxxxx> files on unix under: /baandhe/bse/application/tcB40C_c4_iwe/ /baandhe/bse/application/tcB40C_c4_mct/ /baandhe/bse/application/...
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3answers
45 views

text processing linux using grep awk or anything else

I want to replace in this string Wed Apr 10 06:44:10 UTC 2019 all whitespaces with comma and along with that trim off UTC part. What I have tried : var1="Wed Apr 10 06:44:10 UTC 2019" echo ${var// /,...
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2answers
274 views

AWK, cut or ced…double parsing mail log to get authentication failures

I would like to parse mail log files, which originally look like this: 2018-10-23 23:27:51,026 INFO [ImapServer-4] [ip=10.10.11.50;oip=168.232.24.2;via=10.10.11.50(nginx/1.7.1);ua=Zimbra/8.8....
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2answers
42 views

How to print true if condition in shell script

I'm writing a script to change few setting according to location and to do this i selected hostname as a benchmark. My aim is, if my hostname condition comes true then do this. For this i'm writing a ...
0
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1answer
580 views

Convert a raw email message to plain text in linux

I'm in the cur folder of a maildir store. I want to cat a message .. pipe it to a command .. and have the body of the message spit out. Simple. Example: If its a mime message .. and there is a ...
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1answer
185 views

Solaris - How to tell whether machine is running SPARC or Intel Chip [closed]

What command can I run to tell whether SunOS 5.10 is running a SPARC or Intel chip?
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2answers
5k views

How to identify ancient KornShell version?

We had a guy retire on us, and the documentation left behind is a little on the light side. Need a little help identifying and using part an older client-server system. The server itself is ...
0
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1answer
68 views

getting multiple issues while creating a scrip to update hostnames in /etc/hosts file?

I'm completely new to the scripts and hence need help to fix this. We've around 3000 VMs & 450 Physical servers which are Linux based servers (few of then ubuntu starting from 9.x & few of ...
-2
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1answer
749 views

How to hide the 'dn:' value in Ldap unix shell commands?

I got a problem to solve. How do i hide the 'dn:' part ? dn: uid=trebbouh,ou=2017_paris,ou=2017,ou=paris,ou=people,dc=42,dc=fr This is the command I used : ldapsearch -x -LLL uid=$USER -W
1
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1answer
1k views

Pass parameter from Local to Sudo user [closed]

Ok if subject is not clear i will explain my doubt.I have a shell script kept at my local user called (executeAdM.sh), and when i execute this script i am connecting to SUDO user by taking commands ...
0
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1answer
115 views

FreeBSD script - different result to manual execution (tcsh)

This question has been asked previously in https://joomla.stackexchange.com/questions/20697/securing-a-joomla-installation-on-apache-mod-php but it may belong here better since it is not Joomla ...
1
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1answer
93 views

Linux Free Disk Space per Device

In my system, df -hT outputs something like this: > df -hT Sist. Arq. Tipo Tam. Usado Disp. Uso% Montado em devtmpfs devtmpfs 1,9G 8,0K 1,9G 1% /dev tmpfs tmpfs 1,...
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2answers
374 views

LD_LIBRARY_PATH Configuration Setup Issues

I am facing a weird but a sensible issue, I have 2 ORACLE_HOMEs, 1st one points to ORACLE Database Software and 2nd one points to ORACLE Client Software. Why I am forced to do this - reason is: In my ...
0
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1answer
45 views

Continuously save tail of standard input

I have a program that generates large logs on the standard output. Actually I don't care about the log, but I do want to know the last 1000 lines or so if the program finishes or crashes. I want ...
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2answers
1k views

bash script to detect when a file is added to folder and command exec

I am trying to write a script to detect whenever a file is added to a specific folder and run a command using the last file added name. What I am specifically trying to do is to create a QR code for ...
0
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1answer
130 views

How to repeat a command, like a backreference, at the cli? [closed]

What I'd like to do is run the same command twice while hitting enter once, with minimum typing. This would be the long version for example: # sudo puppet agent -tv --server foo.bar && sudo ...
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2answers
123 views

Unix: How to find the name of the ethernet interface through which I'm logged in

We have multihomed servers. And to simplify things, I would like to know the dns of the interface trough which I'm logged in. (e.g. to set PS1 thus it can be used in scp commands) My solution for ...
1
vote
1answer
146 views

Can't get PID from backgrounded java job

The PID file for this statement is created but it is always empty. When running the shell with -x I see that $! empty, yet at the end the java job is left running in the background as desired. Why is ...
0
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1answer
329 views

remote script execution from local script linux doesn't stop for remote script prompts

script abc.sh is on machine M1 and xyz.sh is on machine M2 script abc.sh: #!/bin/bash ssh -l user1 host.com ./xyz.sh -b1 arg1 -b2 arg2 script xyz has certain user prompts like pwd etc When I ...
1
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1answer
848 views

Why is my awk sub command failing?

When I run df -hl | grep '/dev/disk1' | awk '{sub(/%/, \"\");print $5}' I'm getting the following error: awk: syntax error at source line 1 context is {sub(/%/, >>> \ <<< "\"...
0
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2answers
128 views

Moving files between hosts using intermediate storage area [closed]

Is there any good existing solution for moving files from host A to host C, using host B a an passive intermediate storage area. A -> B -> C Limitations Host A and host C are on separate networks ...
3
votes
1answer
108 views

Editing the PATH in PASE

I am doing a some PHP development on an IBMi running ZendServer6. I have to call PHP by its full path of /usr/local/zendsvr6/bin/php-cli. Is there a dotfile I can edit in my home directory or some ...
9
votes
1answer
11k views

cp -p will preserve times for some files but not all?

I have a source directory on a machine with a bunch of files, all with the same permissions, that I want to copy to another directory, that is mounted via SMB. [tmark@dexter JR09141045 ...
0
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1answer
895 views

Executing command remotely on another linux server from a shell script

I have a shell-script which extract details from a log file between two dates and executes a command on the output to generate some report.The log files are on different server and scripts are ...
14
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5answers
2k views

Copy file permissions, but not files in Unix

(From : https://stackoverflow.com/questions/15245144/copy-file-permissions-but-not-files, closed because off-topic) I have two copies of the same directory tree. They almost have the same files in ...
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1answer
102 views

Create symlink if source exists

I'm trying to make a symlink to a directory if it exists only and cannot figure out how. I tried various ideas I found and none worked. Most notable idea that i thought would do the job was to use ln ...
4
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2answers
28k views

Kill all currently running cron jobs

For some reason my cron job scripts aren't exiting cleanly and they're backing up my server. There are currently a couple hundred processes running for one of my users. I can use the following command ...
0
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1answer
1k views

unable to run the script in linux using plink

I'm unable to run a script in linux using plink.exe. I'm using my user x to login and script is under y user, which I need to sudo to y and run it. I was able to at command prompt manually but not ...
2
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1answer
146 views

How to improve the efficiency of gnu parallel to read from a compressed stream?

Is another question extended from the previous one [1] I have a compressed file and stream them to feed into a python program, e.g. bzcat data.bz2 | parallel --no-notice -j16 --pipe python parse.py ...
1
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1answer
239 views

curl is giving wrong result via ssh

Curl is working fine on the node itself: [ec2-user@smokebase1 ~]$ curl -s -I --retry 3 --header 'Host: smoke-base.dev-test.com' localhost:8080/test/api/search?where=where%20%2Fxml%2Fitem%2Fcategory%...
2
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3answers
1k views

No shell and launch application on login

I am working on migrating an application from OpenVMS to RedHat Linux 6. The application is a green screen terminal application. The users will log into Linux via SSH and the application should ...
0
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1answer
629 views

Fix Solaris 11 GNU tools location for RVM

I am trying to install RVM on a Solaris 11 system, the curl -sSL https://get.rvm.io | bash -s stable went through, but when I actually try to use rvm, it simply stats "ERROR: Missing GNU tools: grep ...
0
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2answers
145 views

redirect command executed along with output shell

I would like to redirect the command executed along with the output to a file. for example: #ls >ls_out.txt ls_out.txt should be something like : ls file1 fil2 Thanks!
0
votes
1answer
1k views

Check processor status- check processor/cpu status and failed/off status

I want to Check processor status- check processor/cpu status and failed/off status so for that I used command prtdiag and want to fetch the cpu status only from that. how can i do that?
2
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2answers
211 views

Rotatelogs rotating log files mid log entry

I have a c++ tool that outputs to STDOUT via printf i.e. printf ("%s\n", logline); I then pipe that to rotatelogs i.e. tool | rotatelogs /tmp/logs/log_%s 60 Everything works great, but ...
1
vote
1answer
77 views

Sent command-line output as an arguments to other command

1) Here is the command to install special package (for example system/header) #pkg install system/header 2) ALso we can install several packages #pkg install system/header network/ssh package/rpm ...
1
vote
1answer
4k views

How to pipe and echo the result that is being processed? [closed]

I'd like to execute this command: find /apps/ -type f -print0 | grep -z log$ | xargs -0 grep 'this->aForm' And in parallel, I'd like to see which files are being processed. How to to this?
3
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2answers
192 views

supress expansion of * in echo

I am working on a script which dynamically executes some queries on daily basis. These queries are coming from a table in the database. Here is the sample output of the query table: +---------------+...
0
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1answer
657 views

I want to save events or logs grabbed using Inotify to a file

I need your help - using Inotify I am watching a directory for the changes like create, delete, rename and move. I want these event to be logged in a file and I want to run Inotify as a service.
1
vote
1answer
487 views

Error when using mv

I am receiving an error when trying to mv some files that really doesn't make sense. I receive this error: mv: cannot move `thatDir' to a subdirectory of itself, `/usr/local/apache-tomcat-6.0.32/...
3
votes
2answers
4k views

How can I kill and wait for background processes to finish in a shell script when I Ctrl+C it?

I'm trying to set up a shell script so that it runs background processes, and when I ctrl+C the shell script, it kills the children, then exits. The best that I've managed to come up with is this. It ...
1
vote
1answer
2k views

How to combine files with unix cat command based on file name, then rename?

I have a bunch of CSV files in a directory like: modfinalak_1.csv modfinalal_1.csv modfinalal_2.csv modfinalal_3.csv modfinalar_1.csv modfinalar_2.csv so it's one or multiple files per each US state ...
1
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0answers
84 views

runas or sudo equivalent on AS400 ibm iSeries (invoke it via java code) [duplicate]

Possible Duplicate: “runas” or “sudo” equivalent on AS400 IBM iSeries I am trying to invoke a program to run as another user(by getting input user/pwd) in AS400 OS using ...
2
votes
1answer
2k views

'ls' taking a long time to list 20 subdirectories

I have a directory (my_dir) which has 20 sub directories. Every time I run 'ls' or try to autocomplete a file name in this directory my IO usage goes to 100% and it takes very long time (10 mins) to ...
1
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3answers
322 views

Getting different values of particular variable from a file in UNIX

I have a file which I'd like to parse to extract certain values from it. I don't know what command and syntax I should use (maybe sed?). Below are 2 sample lines which I might expect to find in the ...