#!/bin/bash

set -e

if [ -f /var/lib/jenkins/ucp-bundle/env.sh ] && [ "${FORCE_BUNDLE}" != "true" ]
then
  echo "Client bundle already exists; exiting"
  ls -l /var/lib/jenkins/ucp-bundle/
  exit 0
else
  cd /var/lib/jenkins

  if [ ! -d ucp-bundle ]
  then
    mkdir ucp-bundle
  fi

  cd ucp-bundle

  echo -n "Retrieving auth token..."
  AUTH_TOKEN="$(curl -sk -d '{"username":"'${USERNAME}'","password":"'${PASSWORD}'"}' https://${UCP_FQDN}/auth/login | jq -r .auth_token 2>/dev/null)"
  if [ -z "${AUTH_TOKEN}" ]
  then
    echo -e "error\nError connecting to ${UCP_FQDN}"
    return 1
  fi
  echo "done"

  echo -n "Downloading client bundle for ${USERNAME}..."
  curl -sk -H "Authorization: Bearer ${AUTH_TOKEN}" https://${UCP_FQDN}/api/clientbundle -o bundle.zip
  echo "done"

  unzip -o bundle.zip
  eval "$(<env.sh)"

  ls -l
fi

# find the short git SHA
GITID=$(echo ${GIT_COMMIT} | cut -c1-7)

# set environment variables to be able to talk to the docker engine
export DOCKER_TLS_VERIFY=1 COMPOSE_TLS_VERSION=TLSv1_2 DTR_URL=dtr1.demo.samgabrail.com DOCKER_CERT_PATH=/var/lib/jenkins/ucp-bundle KUBECONFIG=/var/lib/jenkins/ucp-bundle/kube.yml DOCKER_HOST=tcp://172.31.6.142:12376

# build the demo using the existing Dockerfile and tag the image with the short git SHA
docker build -t ${DTR_URL}/jenkins/jenkins-demo:${GITID} .

# list images
docker images | grep ^${DTR_URL}/jenkins/jenkins-demo

# docker login
set +x
echo "logging in to ${DTR_URL}"
docker login -u jenkins -p ${DTR_JENKINS_PASSWORD} ${DTR_URL}
set -x

# docker push
docker push ${DTR_URL}/jenkins/jenkins-demo:${GITID}

# find the short git SHA (if set)
if [ -n "${DEPLOY_GIT_SHA}" ]
then
  DEPLOY_GIT_SHA=$(echo ${DEPLOY_GIT_SHA} | cut -c1-7)
else
  echo "supply a git commit id"
  exit 1
fi

# set environment variables to be able to talk to the swarm manager
export DOCKER_TLS_VERIFY=1 COMPOSE_TLS_VERSION=TLSv1_2 DTR_URL=dtr1.demo.samgabrail.com DOCKER_CERT_PATH=/var/lib/jenkins/ucp-bundle KUBECONFIG=/var/lib/jenkins/ucp-bundle/kube.yml DOCKER_HOST=tcp://172.31.3.199:12376
#export DOCKER_TLS_VERIFY=1 DOCKER_CERT_PATH=/etc/docker SWARM_MASTER_IP=172.31.3.199 DOCKER_HOST=tcp://${SWARM_MASTER_IP}:2376

# deploy the container
#docker run -d --name jenkinsCoolDemo-${DEPLOY_GIT_SHA} ${DTR_URL}/jenkins/jenkins-demo:${DEPLOY_GIT_SHA}
docker service create -d --name jenkinsCoolDemo-${DEPLOY_GIT_SHA} ${DTR_URL}/jenkins/jenkins-demo:${DEPLOY_GIT_SHA}

# notify user of app being available
echo "Application successfully deployed"