Kill proceses by search

killproc.sh

#!/bin/bash

set -e

searchterm=$1
verbose=false

usage() {
    echo "Usage: [-v verbose] searchterm"

    exit 1
}

[[ -z $searchterm ]] && usage;

while getopts ":v:" o; do
    case "${o}" in
        v)
            verbose=true
        ;;
    esac
done

# The leading "/" prevents capturing the grep process
procids=$(ps aux | grep -i "[/]${searchterm}" | awk '{ print $2 }')

if [[ -z $procids ]]; then
    [[ $verbose = true ]] && printf "No matches found."

    exit 0
fi

[[ $verbose = true ]] && printf "Killing processes with ID/s:\n${procids}\n";

kill -9 $procids