compose

#!/bin/bash

if [ $# -eq 0 ]
  then
    echo "Usage: compose [dev|staging|test] VERSION"
    exit 1
fi

ENV=$1
APP_VERSION=$2

if [ $2 = "dev" ] || [ $2 = "staging" ] || [ $2 = "test" ] || [ $2 = "live" ]; then
  echo "Environment is now first argument to this script. Sorry James."
  echo "Usage: compose [dev|staging|test] VERSION"
  exit 1
fi
shift 2

if [ $1 = "create" ] || [ $1 = "exec" ] || [ $1 = "pull" ] || [ $1 = "push" ] || [ $1 = "run" ] || [ $1 = "start" ] || [ $1 = "up" ]; then
  docker pull docker.isaacscience.org/isaac-app:$APP_VERSION
  API_VERSION=`docker inspect -f '{{.Config.Labels.apiVersion}}' docker.isaacscience.org/isaac-app:$APP_VERSION`
  docker pull docker.isaacscience.org/isaac-api:$API_VERSION
else
  API_VERSION=`docker inspect -f '{{.Config.Labels.apiVersion}}' docker.isaacscience.org/isaac-app:$APP_VERSION`
fi 

API_NAME=phy-api-$ENV-$API_VERSION
APP_NAME=phy-app-$ENV-$APP_VERSION

# Define the Postgres YML. Note that when ENV is "test" an additional volume line is appended to the end!
read -r -d '' PG_SERVICE << EOM
phy-pg-$ENV:
    container_name: phy-pg-$ENV
    restart: unless-stopped
    image: postgres:12
    environment:
      POSTGRES_USER: rutherford
      POSTGRES_PASSWORD: rutherf0rd
    volumes:
      - phy-pg-$ENV:/var/lib/postgresql/data
      - ../isaac-api/src/main/resources/db_scripts/postgres-rutherford-create-script.sql:/docker-entrypoint-initdb.d/00-isaac-create.sql:ro
      - ../isaac-api/src/main/resources/db_scripts/postgres-rutherford-functions.sql:/docker-entrypoint-initdb.d/01-isaac-functions.sql:ro
      - ../isaac-api/src/main/resources/db_scripts/quartz_scheduler_create_script.sql:/docker-entrypoint-initdb.d/02-isaac-quartz.sql:ro
EOM


if [ "$ENV" == "dev" ]; then
  : # Continue
elif [ "$ENV" == "staging" ]; then
  : # Continue
elif [ "$ENV" == "live" ]; then
  echo "Cannot manage live deployment with this script any more. Please use compose-live."
  exit 1
elif [ "$ENV" == "test" ]; then
  # Need to add the SQL script that loads the test data to pg-test:
  TEST_INIT_DATA="      - /local/data/test-phy-db-schema.sql:/docker-entrypoint-initdb.d/test-db-schema.sql"
  PG_SERVICE="$PG_SERVICE"$'\n'"$TEST_INIT_DATA"
else
  echo "Must set environment to dev, staging or test"
  exit 1
fi

cat << EOF | docker-compose -p dc-$APP_NAME -f - $@
version: '2'
services:
  $APP_NAME:
    container_name: $APP_NAME
    image: docker.isaacscience.org/isaac-app:$APP_VERSION
    restart: unless-stopped
    networks:
      default:
        aliases:
          - phy-app-$ENV
  $API_NAME:
    container_name: $API_NAME
    image: docker.isaacscience.org/isaac-api:$API_VERSION
    restart: unless-stopped
    extra_hosts:
      - local-smtp:$LOCAL_SMTP
    links:
      - phy-pg-$ENV:postgres
    external_links:
      - phy-elasticsearch-live:elasticsearch
    environment:
      - SEGUE_CONFIG_LOCATION=/local/data/conf/segue-config.properties
      - JAVA_OPTIONS=-Dlog.path=/isaac-logs -Dsegue.version=$API_VERSION
    volumes:
      - /local/data/m2:/root/.m2:rw
      - /local/data/isaac-config/phy/segue-config.$ENV.properties:/local/data/conf/segue-config.properties:ro
      - /local/data/rutherford-content:/local/data/rutherford-content:rw
      - /local/data/keys:/local/data/keys:ro
      - /local/data/school_list_2019.csv:/local/data/school_list_2019.csv:ro
      - /var/log/isaac/phy-$ENV:/isaac-logs:rw
    networks:
      default:
        aliases:
          - phy-api-$ENV-any
    logging:
      driver: journald
      options:
        tag: phy-isaac-api-$ENV
  $PG_SERVICE
networks:
  default:
    external:
      name: isaac
volumes:
  phy-pg-$ENV:
    external: true

EOF

exit 0