#!/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}"

# Configure the Rancher server URL from start, similarly to how chart installations work
# The special host.docker.internal domain only works for Docker Desktop, not plain Docker Engine on linux, so using the special IP 172.17.0.1 to access the gateway of the default bridge network
SERVER_URL="https://172.17.0.1"

# we are now enabling the "oidc-provider" feature flag on install because we will need it for e2e testing (not enabled by default in non-prime versions)
# "oidc-provider" feature flag needs a system restart so it's not feasible to enable it as part of the test

docker run -d --restart=unless-stopped -p 80:80 -p 443:443 ${VOLUME_ARGS} \
  -e CATTLE_UI_OFFLINE_PREFERRED=true \
  -e CATTLE_BOOTSTRAP_PASSWORD=password \
  -e CATTLE_PASSWORD_MIN_LENGTH=3 \
  -e CATTLE_SERVER_URL="${SERVER_URL}" \
  -e CATTLE_DEBUG=true \
  -e CATTLE_TRACE=true \
  --name cypress \
  --privileged \
  rancher/rancher:${RANCHER_IMG_VERSION} \
  --features=oidc-provider=true

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 [ $okay -lt 30 ]; do
  STATUS=$(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 [ $okay -lt 30 ] ; do
  if docker exec cypress kubectl -n cattle-system get po -l app=rancher-webhook | grep -q '1/1.*Running' ; then
    break
  else
    echo "Webhook not ready, checking again in 10s..."
    okay=$((okay+1))
    sleep 10
  fi
done
echo "Rancher is ready"