#!/usr/bin/env bash
set -o pipefail
set -o errexit
set -o nounset
# set -o xtrace



IFS=$'\n\t'

if [[ "$#" -ne 2 || "${1}" == '-h' || "${1}" == '--help' ]]; then
  cat >&2 <<"EOF"
ktravi8s.sh extracts user credentials for you based on username and namespace.
USAGE:
  ktravi8s.sh USER NAMESPACE
EXAMPLE
  ktravi8s.sh travis-echo echo
EOF
  exit 1
fi


main(){

  USERNAME="${1}"

  NAMESPACE="${2}"

  SECRET_NAME=$(kubectl get sa ${USERNAME} --namespace ${NAMESPACE} -o json | jq -r .secrets[].name)

  CA_CRT=$(kubectl get secret $SECRET_NAME --namespace ${NAMESPACE} -o json | jq -r '.data["ca.crt"]')

  USER_TOKEN=$(kubectl get secret $SECRET_NAME --namespace ${NAMESPACE} -o json | jq -r '.data["token"]')

  CONTEXT=`kubectl config current-context`

  CLUSTER_NAME=`kubectl config get-contexts $CONTEXT | awk '{print $3}' | tail -n 1`

  CLUSTER_ENDPOINT=`kubectl config view -o jsonpath="{.clusters[?(@.name == \"$CLUSTER_NAME\")].cluster.server}"`


  echo "The cluster endpoint is: ${CLUSTER_ENDPOINT}"
  echo "The CA_CRT is: ${CA_CRT}"
  echo "The USER_TOKEN is: ${USER_TOKEN}"


}



main "${1}" "${2}"