for region in `aws ec2 describe-regions --output text | cut -f4`
do
     echo -e "\nListing Instances in region:'$region'..."
     aws ec2 describe-instances --query 'Reservations[*].Instances[*].{Instance:InstanceId,Subnet:SubnetId}' --region $region
done
#This script is to be used with any AWS CLI configured environment, it will list any EC2 instances and their associated subnet network ID's in JSON format

#!/bin/bash
#Leif Messinger lsm0147
#credit.sh FILES
cred="Leif Messinger lsm0147"
for bruh; do
	if [[ $bruh =~ \.cpp|\.c|\.java|\.js ]]; then
		comment="//$cred"
	else
		#Basically everything else gets a pound sign comment
		#Pound signs are standard across linux. bash, sed, gawk, python etc
		#Speaking of which, I need to escape it because of that.
		comment="\#$cred"
	fi
	if [ -s $bruh ]; then
		#If the file has a shebang
		if egrep -q '^#!/' $bruh; then
			sed -i "/^\#!\//a$comment" $bruh
		else
			sed -i "1i$comment" $bruh
		fi
	else
		echo "$comment" > $bruh
	fi
done

#!/bin/bash
#cpcmd.sh [file1 [file2...]]
#Prints out the commands needed to copy the file to your local machine
#This will work on any server that also has the same hostname as in your hosts file.
#I should update this to detect if a file is a directory, and enable recursion for those commands. If you do it now, it will probably just warn you.
if [ -n "$1" ]; then
        for arg; do
                recursive=$(if [[ -d $arg ]]; then printf " -r"; fi)
                printf "scp$recursive \"$(whoami)@$(hostname):"
                printf `readlink -f $arg`
                printf "\" .\n"
        done
else
		echo "scp \"$(whoami)@$(hostname):$PWD/*\" ."
fi

#-----------EDIT:
#On the UNT cell machines, you have to do this script instead
##!/bin/bash
#if [ -n "$1" ]; then
#        for arg; do
#                recursive=$(if [[ -d $arg ]]; then printf " -r"; fi)
#                printf "scp$recursive $(whoami)@$(hostname).eng.unt.edu:"
#                printf `readlink -f $arg`
#                printf " .\n"
#        done
#else
#        echo "scp $(whoami)@$(hostname).eng.unt.edu:$PWD/* ."
#fi

#for ssh abuse attempts
action = %(action_)s
         %(action_abuseipdb)s[abuseipdb_apikey="", abuseipdb_category="18,22"]
         
actionban = curl --fail --ciphers ecdhe_ecdsa_aes_256_sha --data 'key=<abuseipdb_apikey>' --data-urlencode 'comment=<matches>' --data 'ip=<ip>' --data 'category=<abuseipdb_category>' "https://www.abuseipdb.com/report/json"

# 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

#!/bin/bash

for branch in $(git branch | cut -c 3-); do
    read -p "Delete local branch $branch? (y/n) " -n 1 -r
    echo ""
    if [[ $REPLY =~ ^[Yy]$ ]]; then
        git branch -D $branch
    fi
done