functions

serve() {
  local port=${1:-8000}
  local ip=$(ipconfig getifaddr en0)
  echo "Serving on ${ip}:${port} ..."
  python -m SimpleHTTPServer ${port}
}

# Open PR on GitHub
pr() {
  if type gh &> /dev/null; then
    gh pr view -w
  else
    echo "gh is not installed"
  fi
}

#################
# k8s
#################


kexec () {
  kubectl exec -it $1 -- ${2:-bash}
}

# Get the pod names (just the names) of all pods in a namespace.
kgpns () {
  echo $(kubectl get pods ${1} -o go-template --template '{{range .items}}{{.metadata.name}}{{" "}}{{end}}')
}

# Delete all pods within a namespace.
kdap () {
  read "kdelete?This will attempt to delete all pods within the namespace. Do you want to continue?(y/N) "
  if [[ "${kdelete}" =~ ^[yY]$ ]]; then
    kubectl delete pods $(kgpns ${1}) ${1}
  fi
}

# Drain node
kdrain () {
  read "kdrainnode? This will drain the node ${1}, delete local data, and ignore daemonsets. Do you want to continue?(y/N) "
  if [[ "${kdrainnode}" =~ ^[yY]$ ]]; then
    kubectl drain ${1} --delete-local-data --force --ignore-daemonsets
  fi
}

checkcert() {
	if [ -z "${1}" ]; then
		echo "ERROR: No domain specified.";
		return 1;
	fi;

	local domain="${1}";

	local temp=$(echo | openssl s_client -connect "${domain}:443" -servername "${domain}"  2>/dev/null | openssl x509 -noout -enddate -issuer -subject);
  local subject=$(echo "${temp}" | grep "subject=" | sed -e "s/subject=//" | sed $'s/\\//\\\n/g' | grep "O=" | sed -e "s/O=//");
  if [ ! -z "${subject}" ]; then
		echo "Subject: " ${subject};
	fi;
  echo -n "Issued By: ";
  echo "${temp}" | grep "issuer=" | sed -e "s/^.*CN=//";
  echo -n "Expires: ";
  echo "${temp}" | grep "notAfter=" | sed -e "s/notAfter=//";
}

c() { printf "%s\n" "$@" | bc -l; }