Copies the name of the first k8s container matching a service name into the clipboard

po_name.sh

#Copies the name of the first k8s container matching a service name into the clipboard
#Requires jq and pbcopy (made for Mac OSX)
function po_name {
    if [ -z "$1" ]
    then
        echo "Please specify the service name"
    else
        pattern=${1-$DEFAULT}
        kubectl get po --output=json | jq -r '.items | .[] | .metadata.name' | grep $pattern | head -n 1 | tr -d '\n'|  pbcopy
    fi
}