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Aug 7, 2023C S
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pinger.sh

Mar 21, 2021LeifMessinger

0 likes • 0 views

#pinger.sh by Leif Messinger
#./pinger.sh [ADDRESS] to search
#./pinger.sh [ADDRESS] & to search in the background
#https://serverfault.com/a/42382
ping_cancelled=false # Keep track of whether the loop was cancelled, or succeeded
until ping -c1 "$1" >/dev/null 2>&1; do :; done & # The "&" backgrounds it
trap "kill $!; ping_cancelled=true" SIGINT
wait $! # Wait for the loop to exit, one way or another
trap - SIGINT # Remove the trap, now we're done with it
if [ "$ping_cancelled" == true ] #https://stackoverflow.com/a/21210966/10141528
then
printf "The pinger for $1 just closed bro.\n"
else
printf "$1 IS UP BROOO\a\n"
fi

unexpandDirectory.sh

May 13, 2023LeifMessinger

0 likes • 7 views

#!/bin/bash
# Turns 4 spaces into tabs.
# Mostly stolen from AI
# Define the directory to process
DIRECTORY=$1
TabCount=${2:-'4'} #Defaults to 4
# Check if directory is specified
if [ -z "$DIRECTORY" ]; then
echo "Error: Directory not specified."
exit 1
fi
# Check if directory exists
if [ ! -d "$DIRECTORY" ]; then
echo "Error: Directory does not exist."
exit 1
fi
# Find all files in directory and subdirectories
FILES=$(find "$DIRECTORY" -type f)
# Loop through each file and unexpand it
for FILE in $FILES; do
unexpand -t "$TabCount" "$FILE" > "$FILE.tmp"
mv "$FILE.tmp" "$FILE"
done
echo "Done!"

makeHeaderTags.sh

Feb 5, 2024LeifMessinger

0 likes • 10 views

#!/bin/bash
# Recursively find all .svelte files in the current directory and its subdirectories
find . -type f -name "*.svelte" -o -name "*.html" -o -name "*.htm" | while read file; do
# Replace all h1 tags with the specified format
sed -i 's/<h1>\(.*\)<\/h1>/<h1 id="\1">\1<\/h1>/g' "$file"
# Replace all h2 tags with the specified format
sed -i 's/<h2>\(.*\)<\/h2>/<h2 id="\1">\1<\/h2>/g' "$file"
# Remove whitespace from the id attribute value
for i in {0..10} ; do
sed -i 's/\(id="[^"]*\)\W\([^"]*"\)/\1\2/g' "$file"
done
done

githubSetSSH.sh

Sep 9, 2023LeifMessinger

0 likes • 3 views

#!/bin/bash
#Changes the remote url from https to ssh.
#Only works for github, because I'd have to store a dictionary of every https to ssh url otherwise.
#Made using Bing Chat
# Get the remote URL from the console
REPO_URL=$(git config --get remote.origin.url)
# Check that REPO_URL contains https://github.com
if [[ $REPO_URL == *"https://github.com"* ]]; then
# Replace https with ssh in the URL
REPO_URL=${REPO_URL/https:\/\/github.com\//[email protected]:}
# Change the remote URL to the SSH version
git remote set-url origin "$REPO_URL"
else
echo "Error: REPO_URL does not contain https://github.com" >&2
exit 1
fi

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!"

Symlink Desktop

Nov 18, 2022AustinLeath

0 likes • 1 view

#
# Austin Leath
# checks for /Desktop symlink. Creates the symlink if it doesnt already exist
#
#Fetch the target user if desired, otherwise use the currently logged in user.
if [ "$4" != "" ]; then
TARGET_USER=$4
else
TARGET_USER=$3
fi
if [ "$5" != "" ]; then
DIRECTORY_NAME=$5
else
TARGET_USER="$3 Desktop"
fi
# Functions
CHECK_SYMLINK() {
if test -f "/Desktop"; then
echo "/Desktop exists"
else
echo "/Desktop does not exist"
fi
}
CHECK_SYNTHETIC_CONF() {
if test -f "/etc/synthetic.conf"; then
echo "/etc/synthetic.conf exists"
else
echo "/etc/synthetic.conf does not exist"
fi
}
CREATE_SYMLINK() {
if [[ $(CHECK_SYNTHETIC_CONF) != "/etc/synthetic.conf exists" ]]; then
echo "/etc/synthetic.conf does not exist. creating.."
touch /etc/synthetic.conf
chown -R root:wheel /etc/synthetic.conf
fi
if grep -q "$DIRECTORY_NAME" /etc/synthetic.conf; then
echo "$DIRECTORY_NAME already exists"
exit 1
else
echo "$DIRECTORY_NAME\t/Users/$TARGET_USER/Desktop" >> /etc/synthetic.conf
fi
echo "/Desktop symbolic link created"
}
if [[ $(CHECK_SYMLINK) != "/Desktop exists" ]]; then
CREATE_SYMLINK
fi
exit 0