Questions tagged [bash]

BASH is the GNU Bourne Again SHell, the successor to the classic Unix Bourne sh (shell). It's the default shell for various GNU systems.

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984 views

Elastic Beanstalk configuration using ebextensions container_commands combining leader_only and test

For our Django app running on AWS Elastic Beanstalk, we use a web-server/worker setup. The same code is deployed to the web-server and worker environments, and environment-specific configuration is ...
3
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1answer
61 views

Bash program that sets up and configures the environment for new Debian installs

Here is my second version of a bash program I'm writing, as per @hjpotter92 I've updated and cleaned it since last: This script is run directly after a fresh install of Debian, to do: sets up ...
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2answers
76 views

CGI for htpasswd registration

I decided to go with a very simple CGI user registration program to pair with Apache's mod_auth_form wrapper around a private site. It was only just after I ...
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2answers
50 views

Check that file is fully downloaded by FTP

I have a task in which I want to handle error occurred in FTP downloading, For which I used the wget command to download a file via FTP and once the download is ...
2
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2answers
193 views

Bash script to change network interface parameters/configuration and start virtual machines

On my Arch Linux system I have created a script that should do the following on system startup: detect all network interfaces check if physical interfaces are up check if bridge interfaces are up ...
2
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1answer
37 views

Ubuntu kernel update and removal automation script

This is my first bigger than a few lines bash script. It automates kernel updating and removing on Ubuntu through ukuu (Ubuntu kernel update utility). I'm not yet ...
7
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2answers
116 views

Bash script to send notifications when low on ram

Backstory Recently, we've changed the PCs at my workplace to un Linux Mint. It works amazing, is blazing fast and the adjustment time was very short. However, I noticed my PC would freeze completely,...
4
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1answer
40 views

Small script to verify hash of a downloaded file

You know how whenever you download a file you should really compare the hash of the download to the one provided on the website? This makes absolute sense, but it's a pain to do it letter for letter, ...
5
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1answer
219 views

Bash script to setup new Debian installs

This script is run directly after a fresh install of Debian, to do: sets up syntax highlighting in nano, sets up iptables, sets ...
2
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1answer
62 views

File generator in shell script

I'm a student, and most of my lab work includes writing programs (usually .cpp) run them, copy the source code and output to a word file and either mail a pdf to the concerned teacher or submit in ...
6
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2answers
531 views

A baby monitor using a Raspberry Pi to send push notifications when triggered by noise

I have a Raspberry Pi 3B with a USB microphone. I have used a combination of Bash and Python scripts to detect noise levels above a certain threshold that trigger a notification on my phone. The ...
2
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1answer
61 views

User-friendly script for searching through log files

A BASH script that ask users simple questions and greps the syslog archive files (plain-text and gzipped). The script is fully working; I am looking for advices on: Coding style Possible ...
3
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1answer
42 views

Bash delete folder if not present in other folder

imaging a folder structure like: Peter |- Cats |- Mini |- Maunz |- Tippsi |– Dogs |- Brutus Eva |- animals |- Mini |- Brutus I'd like to ...
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2answers
85 views

Interactive bash script to create new permanent swapfiles

I started self-learning Bash scripting yesterday, and I finished my first successful "advance" script. Goal To create an interactive step-by-step script to that allowed customizing various parts of ...
2
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1answer
54 views

Making a disk usage breakdown

I'm looking for a better way of doing this code I made. I work for tech support and one of the biggest questions I am asked is: "Hey, how did my disk get so full in my VPS?" I am aiming for output ...
9
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2answers
261 views

Upgrade Firefox Quantum from tarball

I wrote a little script to automate upgrading Firefox to a new version under Debian, since I don't want to install it from unstable and the snap version has ...
3
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1answer
2k views

Bash script creator app

I am a beginner and have created this bash script that helps me with creating bash scripts. The script shows no issues on shellcheck.net The code can be found here. https://github.com/plutesci/...
3
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2answers
420 views

hangman in bash

Rules 7 mistakes allowed. Hangman rules. Disclaimer I don't have a figure (drawing) of the hangman as this project took way longer than I thought I would take. It took like 9 hours during 3 weeks. ...
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2answers
177 views

Crawl and gather all the urls recursively in a domain

This is the script : ...
4
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2answers
75 views

Finding domain details with bash

Here is my code to find the details of the domain. The domain can be feed as following: ...
7
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2answers
69 views

Bash evaluation using crazy passwords

I have some code that is loading passwords from AWS SSM and then using them through the script. I am really concerned that some funky password character is going to be used that is going to get ...
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2answers
43 views

chmod all .htaccess files under all website dirs under public_html dir

This is my code to chmod all .htaccess files under all website dirs under public_html dir. The reason I use this code is to make sure WordPress plugins won't "...
3
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2answers
60 views

Bash script to rsync website

I'm new to bash scripting. I have pieced together a bash script to rsync my website files and databases. Any guidance on ways I could improve or make my script more secure would be greatly ...
7
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1answer
603 views

Updating my package version using only a Makefile

So I have written a Makefile that has a release function that can be run like: make release bump=patch and I want it to be fully ...
8
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1answer
187 views

A Simple Bash Timer

This is a timer I made quite some time ago and just came across it again today. I'm just wondering if there's anything wrong with it or anything I could improve. ...
7
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1answer
85 views

Squire for your recursive SSH adventures

One day I used to SSH to lots of machines to do some administrative tasks. I constantly used l to list directories just like I do on my own machines. Guess what, ...
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2answers
182 views

Copy files in parallel by reading what files to copy from few other files

I am working on a little complicated shell script for the first time and this is what it should do: During startup, it figures out what is my clientid by looking ...
3
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1answer
32 views

Creating charts for my UPS metrics - Part 2

Following up from my previous question Streaming my UPS metrics for graphical viewing in bash ...
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1answer
501 views

Bash script to replace string in database

How secure is my script? ...
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1answer
34 views

Streaming my UPS metrics for graphical viewing in bash

I have an APC UPS, which comes with the apcaccess utility to get various statistical values from the apcupsd daemon service. I ...
6
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1answer
85 views

Install Python script requirements

Sometimes I download a Python script (from a trusted source), and can't run it because of missing dependencies, which I have to install one by one (no ...
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2answers
393 views

Bash script to generate and change Java keystore passwords

This is the first Bash script I've written, so I'm looking for feedback on best practices, conventions, things like that. This script makes a few assumptions There is a java keystore stored at ...
2
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1answer
142 views

Dompdf LFI (Local File Inclusion)

Intro During a CTF I encountered a dompdf LFI vulnerability, which is explained at exploitdb. However when I executed that vulnerability it gave it to me in PDF form, and it was a pain to constantly ...
9
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1answer
151 views

Bash completion functions for pmount and pumount

I found a problem with Debian's Bash-completion for pmount and pumount, and intended to add a patch to the bug report - but I ...
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2answers
217 views

Identify users who have logged in as root

This is a program written in Python 3.x and Bash to check and find any users who have logged in as root via sudo su, sudo -i, ...
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2answers
74 views

Moving files and leaving links in bash

The objective of this code is to create a command that move files and leaves links in their place. I'm just a beginner in shell scripting and it would be quite useful to hear your opinions on how to ...
4
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1answer
37 views

throwcatch: Super easy, SFTP-based backup tool

I've been working on a project for fun, it has reached a place of pretty decent stability and I would like to hear any and all criticisms you can find. The project basically enables admins to create ...
2
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1answer
52 views

Small bash script to enhance virtual environments on directory navigation

Ages ago I made a small bash script which would add a command cdp, standing for "change directory - project". What it did was ...
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0answers
72 views

appleseed command line widget (CLW)

─── appleseed on GitHub appleseed v1.0.0 is a command line widget (CLW), I designed for macOS and iTerm2. Its a flexible platform for process automation and added eye candy. It utilizes ...
2
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1answer
28 views

Finding (and counting) duplicate JS/Java files

I have the following script which takes minutes to give output. ...
4
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3answers
73 views

Write bootable image to USB device

Recently, I've been making and refining installer and rescue images to boot from USB media, in the form of CD-ROM or hard disk images. After a few occasions where I re-ran the command after removing ...
1
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1answer
130 views

Read integers from text file and write to CSV file

Background: I've recently started learning bash due to my new job in a VFX company. We backup all of our media to LTO tapes (one master and one clone). I was tasked with writing a script that split ...
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1answer
40 views

Nginx-WordPress conf

This is how I create am Nginx virtual host for a WordPress webapp. I did best to keep it as minimal as I can while having a working webapp. Please review it: ...
3
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1answer
2k views

Rsync script that does Daily, Weekly and Monthly backups with hard links

I have not been able to find a good implementation of using rsync to do daily, weekly and monthly backups with hard links anywhere. So I wrote my own and I am now looking for critique before I set it ...
7
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2answers
212 views

Bash script to temporarily run a shell without certain group memberships

I have here a script called rwog (run without groups) that allow a user to run a shell without particular group memberships. ...
2
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2answers
99 views

Nginx-WordPress installer for Debian

I have written the following Bash script which includes an Nginx WordPress bootstrapper: A program establish WordPress apps fast on a Debian-Nginx environment. It utilizes CertBot for HTTPS, SSHguard ...
3
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2answers
54 views

Bash script for managing hashtag notes

I have written a simple script for managing hashtag notes. I am not familiar with bash scripting so I would really appreciate it if someone could give me some pointers about it. ...
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5answers
3k views

Git delete all merged in local branches

I have written a shell script utility for deleting all merged local branches. ...
4
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1answer
138 views

A bash prompt that includes battery level & git branch

Is there a better way to handle the color codes and display git branch and battery percentage? ...

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