Kubernetes force rolling update on deployment. Usage: k8roll [required: deployment name] [optional: namespace]

k8roll

#!/bin/bash

die () {
    echo >&2 "$@"
    exit 1
}

[ "$#" -ge 1 ] || die "ERROR: deployment name argument is required, $# provided"

NAMESPACE=${2:-default}

kubectl -n $NAMESPACE patch deployment $1 -p \
  "{\"spec\":{\"template\":{\"metadata\":{\"annotations\":{\"date\":\"`date +'%s'`\"}}}}}"