#!/bin/bash
# Copyright 2016 AT&T Intellectual Property, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# What this is: Deployment test for the Cloudify Hello World blueprint. 
#
# Status: this is a work in progress, under test.
#
# How to use:
#   $ bash vHello.sh [cloudify-cli|cloudify-manager] [setup|start|clean]
#   cloudify-cli: use Cloudify CLI
#   cloudify-manager: use Cloudify Manager
#   setup: setup test environment
#   start: run test
#   clean: cleanup after test

pass() {
  echo "Hooray!"
  set +x #echo off
  exit 0
}

# Use this to trigger fail() at the right places
# if [ "$RESULT" == "Test Failed!" ]; then fail; fi
fail() {
  echo "Test Failed!"
  set +x
  exit 1
}

select_manager() {
  echo "vHello.sh: select manager to use"
  MANAGER_IP=$(openstack server list | awk "/ cloudify-manager-server / { print \$9 }")
  cfy use -t $MANAGER_IP
  if [ $? -eq 1 ]; then fail; fi
}

start() {
  echo "vHello.sh: reset blueprints folder"
  if [[ -d /tmp/cloudify/blueprints ]]; then rm -rf /tmp/cloudify/blueprints; fi
  mkdir /tmp/cloudify/blueprints
  cd /tmp/cloudify/blueprints

  echo "vHello.sh: clone cloudify-hello-world-example"
  git clone https://github.com/cloudify-cosmo/cloudify-hello-world-example.git
  cd cloudify-hello-world-example
  git checkout 3.4.1-build

  echo "vHello.sh: create blueprint inputs file"
  # Set host image per Cloudify agent compatibility: http://docs.getcloudify.org/3.4.0/agents/overview/
  cat <<EOF >vHello-inputs.yaml
  image: CentOS-7-x86_64-GenericCloud-1607
  flavor: m1.small
  agent_user: centos
  webserver_port: 8080
EOF

  echo "vHello.sh: activate cloudify Virtualenv"
  source ~/cloudify/venv/bin/activate

  echo "vHello.sh: setup OpenStack CLI environment"
  source /tmp/cloudify/admin-openrc.sh

  echo "vHello.sh: initialize cloudify environment"
  cd /tmp/cloudify/blueprints
  cfy init -r

  if [[ "$1" == "cloudify-manager" ]]; then select_manager; fi

  echo "vHello.sh: upload blueprint to manager"
  cfy blueprints delete -b cloudify-hello-world-example
  cfy blueprints upload -p cloudify-hello-world-example/blueprint.yaml -b cloudify-hello-world-example
  if [ $? -eq 1 ]; then fail; fi

  echo "vHello.sh: create vHello deployment"
  cd /tmp/cloudify/blueprints/cloudify-hello-world-example
  cfy deployments create --debug -d vHello -i vHello-inputs.yaml -b cloudify-hello-world-example
  if [ $? -eq 1 ]; then fail; fi

  echo "vHello.sh: execute 'install' workflow for vHello deployment"
  cfy executions start -w install -d vHello --timeout 1800
  if [ $? -eq 1 ]; then fail; fi

  echo "vHello.sh: verify vHello server is running"
  SERVER_IP=$(cfy deployments outputs -d vHello | awk "/ Value: / { print \$2 }")
  apt-get install -y curl
  if [[ $(curl $SERVER_IP | grep -c "Hello, World!") != 1 ]]; then fail; fi

  pass
}

clean() {
  echo "vHello.sh: activate cloudify Virtualenv"
  source ~/cloudify/venv/bin/activate

  echo "vHello.sh: setup OpenStack CLI environment"
  source /tmp/cloudify/admin-openrc.sh

  echo "vHello.sh: initialize cloudify environment"
  cd /tmp/cloudify/blueprints
  cfy init -r

  if [[ "$1" == "cloudify-manager" ]]; then select_manager; fi

  echo "vHello.sh: uninstall vHello blueprint"
  cfy executions start -w uninstall -d vHello

  echo "vHello.sh: delete vHello blueprint"
  cfy deployments delete -d vHello
  if [ $? -eq 1 ]; then fail; fi
  pass
}

if [[ "$2" == "setup" ]]; then
  echo "vHello.sh: Setup temp test folder /tmp/cloudify and copy this script there"
  mkdir /tmp/cloudify
  chmod 777 /tmp/cloudify/
  cp $0 /tmp/cloudify/.
  chmod 755 /tmp/cloudify/*.sh

  echo "vHello.sh: cloudify-setup part 1"
  bash utils/cloudify-setup.sh $1 1

  echo "vHello.sh: cloudify-setup part 2"
  CONTAINER=$(sudo docker ps -l | awk "/ ubuntu:xenial / { print \$1 }")
  sudo docker exec $CONTAINER /tmp/cloudify/cloudify-setup.sh $1 2
  if [ $? -eq 1 ]; then fail; fi
  pass
else
  if [[ $# -eq 3 ]]; then
    # running inside the cloudify container, ready to go
    if [[ "$3" == "start" ]]; then start $1; fi
    if [[ "$3" == "clean" ]]; then clean $1; fi    
  else
    echo "vHello.sh: pass $2 command to vHello.sh in cloudify container"
    CONTAINER=$(sudo docker ps -l | awk "/ ubuntu:xenial / { print \$1 }")
    sudo docker exec $CONTAINER /tmp/cloudify/vHello.sh $1 $2 $2
    if [ $? -eq 1 ]; then fail; fi
    pass
  fi
fi