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diskRipper.sh

Apr 21, 2021LeifMessinger

0 likes • 6 views

#diskRipper.sh by Leif Messinger
#For use on debian, where your cds aren't immediately mounted
wall "CD inserted boss"
set -x #echo on
cdDrivePath=$(ls -l /dev/cdrom | awk '{print $NF}')
#CD could have no label, so that's why I need awk
cdLabel=$(lsblk -n "/dev/$cdDrivePath" -o label)
if [[ ! -z "$cdLabel" ]]; then #CD has label
folderName=$cdLabel
echo "The cd label is ${folderName}"
if mkdir ./cds/"${folderName}"; then #Folder didn't exist before
sudo mount /dev/cdrom ./.cdmountpoint
sudo cp -r ./.cdmountpoint/* "./cds/${folderName}"
sudo chmod -R 777 "./cds/${folderName}"
sudo umount ./.cdmountpoint
eject
wall "CD done and ejecting"
else
wall "Already read that cd, skipped"
fi
else
wall "CD had no label, skipped"
fi

BackBlaze Backup Script

Dec 23, 2024AustinLeath

0 likes • 27 views

#!/bin/bash
# RCLONE BACKUP SCRIPT (using ionice)
# Type crontab -e and copy the line below without the #
# 0 0 * * * ionice -c 3 /home/owner/backup.sh >/dev/null 2>&1
nowdate=$(date -u)
# OPTIONS
WEBHOOK="YOUR_DISCORD_WEBHOOK_LINK_HERE"
LOGFILE="/root/backup.log"
FROM="/path/where/you/backup/from"
TO="backblaze:BucketName/FolderName"
SERVERNAME="Server Name"
echo "$SERVERNAME started a backup - $nowdate" | tee -a $LOGFILE
curl --data "content=$SERVERNAME started a backup - $nowdate" $WEBHOOK | tee -a $LOGFILE && echo "" >> $LOGFILE
if pidof -o %PPID -x "backup.sh"
then
echo "Failed backup attempt on $SERVERNAME - $nowdate (rclone already running)" | tee -a $LOGFILE
curl --data "content=Failed backup attempt on $SERVERNAME - $nowdate (rclone already running)" $WEBHOOK | tee -a $LOGFILE
exit 1
fi
rclone sync $FROM $TO -P --b2-hard-delete --stats 5s --progress | sed 's/Transferred:/\n\nTransferred:/' | tee -a $LOGFILE
enddate=$(date -u)
endtime=$(date +'%T')
echo "Completed backup on $SERVERNAME - $enddate" | tee -a $LOGFILE
curl -F "content=Completed backup on $SERVERNAME - $enddate" -F upload=@"$LOGFILE" $WEBHOOK | tee -a $LOGFILE
if [ -f $LOGFILE ]
then
rm $LOGFILE
fi

Untitled

May 20, 2024AustinLeath

0 likes • 13 views

#!/bin/sh
BAT_LOW=15
BAT_CRITICAL=5
if [ "$1" = "--help" ]
then
printf "
Usage:
\tbattery_check.sh warning%% hibernate%%
Description:
\tA script for notifying the user via dunst and logging when
\tthe battery is low and the system is going to hibernate.
\tCan be supplied arguments for the battery low warning and
\thibernation percentage thresholds as the first and second arguments.
\t Default behavior is to warn at 15% and hibernate at 5%."
exit
fi
if [[ -n "$1" && -n "$2" && $1 -gt $2 ]]
then
BAT_LOW=$1
BAT_CRITICAL=$2
fi
acpi -b | awk -F'[,:%]' '{print $2, $3}' | {
read -r status capacity
echo Low threshold: $BAT_LOW, Hibernate threshold: $BAT_CRITICAL
echo Status: $status, Capacity: $capacity
if [ "$status" = Discharging -a "$capacity" -le $BAT_CRITICAL ]; then
echo Battery critical threshold.
dunstify -u critical "Critical battery threshold, hibernating..."
logger "Critical battery threshold, hibernating..."
sleep .5
systemctl hibernate
exit
fi
if [ "$status" = Discharging -a "$capacity" -le $BAT_LOW ]; then
echo Battery low threshold.
dunstify -u critical 'Battery low! System will hibernate at 5%.'
logger 'Battery low! System will hibernate at 5%.'
sleep .5
light -S 15
exit
fi
}

Check For File

Aug 7, 2023C S

0 likes • 2 views

# Three ways of checking if a file exists in a shell script
FILE=/etc/resolv.conf
if test -f "$FILE"; then
echo "$FILE exists."
fi
if [ -f "$FILE" ]; then
echo "$FILE exists."
fi
if [[ -f "$FILE" ]]; then
echo "$FILE exists."
fi

NPM Workspaces Commands

Aug 16, 2023C S

0 likes • 6 views

# Run "test" script on all packages
npm run test --workspaces
# Tip - this also works:
npm run test -ws
----------------------------------------------------
# Runs "test" only on package-a
npm run test --workspace package-a
# Tip - this also works:
npm run test -w package-a
----------------------------------------------------
# Install `lodash` on `package-a`
npm install lodash --workspace package-a
# Install `tap` on `package-b` as a dev dependency
npm install tap --workspace package-b --save-dev
# Install `package-a` on `package-b`
npm install package-a --workspace package-b
# Install `eslint` in all packages
npm install eslint --workspaces

upload_key.sh

Jan 12, 2023LeifMessinger

0 likes • 3 views

#!/bin/bash
#Originally made by Isaac Cook https://gist.github.com/icook/5400173
#Modified by Leif Messinger
#upload_key.sh [server_ip [server2_ip [...]]]
#To be run locally on a linux computer
if [ -e ~/.ssh/id_rsa.pub ];
then
echo "SSH Key already exists on local machine"
else
echo "Generating SSH key on local machine"
ssh-keygen -t rsa #generates id_rsa and id_rsa.pub
chmod -R 700 ~/.ssh #Sets permissions of ssh folder
ssh-add #Adds keys (and passwords?) to ssh_agent. (hopefully doesn't require password)
fi
echo "Loading client public key into memory"
pubKey=$(<~/.ssh/id_rsa.pub)
for server
do
echo "Adding client public key to $server remote server authorized keys"
#Idiot Isaac Cook didn't know about ssh-copy-id
#ssh-copy-id even checks if your key already exists
#In fairness, I didn't either until researching ssh-add
ssh-copy-id -i ~/.ssh/id_rsa.pub $server #In theory, this should prompt for a username
#ssh $server "mkdir -p ~/.ssh; #Make the folder if not already made
# echo \"$pubKey\" >> ~/.ssh/authorized_keys; #Append your public key to the server's authorized_keys
# chmod 700 ~/.ssh && chmod 600 ~/.ssh/authorized_keys" #Set the correct permissions of those files
#echo "Adding server public key to local authorized keys"
#ssh $server "ssh-copy-id -i ~/.ssh/id_rsa.pub \$SSH_CLIENT" #this might need some awk, as $SSH_CLIENT spits out clientip portnumber
echo "Displaying server public key"
ssh $server "cat ~/.ssh/id_rsa.pub"
#Though, he did give me a good idea
echo "Displaying keys authorized on $server (you can paste them in your authorized_keys file)"
ssh $server "cat ~/.ssh/authorized_keys"
#echo "Appending keys authorized on $server to your local authorized_keys"
#ssh $server "cat ~/.ssh/authorized_keys" >> ~/.ssh/authorized_keys
done
echo "SSH keys schronized successfully!"