#!/usr/bin/env bash

DIR=$(cd $(dirname $0)/..; pwd)

# See `script/build-e2e`
DASHBOARD_DIST=${DIR}/dist
EMBER_DIST=${DIR}/dist_ember

# Image version
RANCHER_IMG_VERSION=head

# Docker volume args when mounting the locally-built UI into the container
VOLUME_ARGS="-v ${DASHBOARD_DIST}:/usr/share/rancher/ui-dashboard/dashboard -v ${EMBER_DIST}:/usr/share/rancher/ui"

# check if script invoke contains any argument. If so, adjust RANCHER_IMG_VERSION
if [ $# -eq 1 ]; then
  RANCHER_IMG_VERSION=$1
  # When an image is specified, we use that image, including its front-end, so we don't want the volume args to mount the locally-built UI
  VOLUME_ARGS=""
fi

echo "Using Rancher image version: ${RANCHER_IMG_VERSION}"

docker run -d --restart=unless-stopped -p 80:80 -p 443:443 ${VOLUME_ARGS} \
  -e CATTLE_UI_OFFLINE_PREFERRED=true \
  -e CATTLE_BOOTSTRAP_PASSWORD=password \
  -e CATTLE_PASSWORD_MIN_LENGTH=3 \
  --name cypress \
  --privileged \
  rancher/rancher:${RANCHER_IMG_VERSION}

docker ps

echo "Waiting for dashboard UI to be reachable (initial 20s wait) ..."

sleep 20

echo "Waiting for dashboard UI to be reachable ..."

okay=0

while [ $okay -lt 20 ]; do
  STATUS=$(curl --silent --head -k https://127.0.0.1/dashboard/ | awk '/^HTTP/{print $2}')

  echo "Status: $STATUS (Try: $okay)"

  okay=$((okay+1))

  if [ "$STATUS" == "200" ]; then
    okay=100
  else
    sleep 5
  fi
done

if [ "$STATUS" != "200" ]; then
  echo "Dashboard did not become available in a reasonable time"
  exit 1
fi

echo "Dashboard UI is ready"

echo "Waiting for webhook to be running..."
okay=0
while [ $okay -lt 20 ] ; do
  if docker exec cypress kubectl -n cattle-system get po -l app=rancher-webhook | grep -q '1/1.*Running' ; then
    break
  else
    echo "Webhook not ready, checking again in 10s..."
    okay=$((okay+1))
    sleep 10
  fi
done
echo "Rancher is ready"