Add build and start scripts to DRGON

Author: TristanDamron

.env.example

@@ -0,0 +1,2 @@
+DRGON_POSTGRES_PORT=XXXXXX
+DRGON_POSTGRES_ADMIN_PASSWORD=XXXXXX

.gitignore

@@ -0,0 +1,2 @@
+src/node_modules/*
+.env

Dockerfiles/Dockerfile.drgon-postgres

@@ -1,6 +1,8 @@
 FROM ubuntu:22.04
 USER root
 
+ARG DRGON_POSTGRES_ADMIN_PASSWORD="admin"
+
 RUN apt update
 
 # Install sudo (required by Ansible)

Dockerfiles/Dockerfile.drgon-server

@@ -1,5 +1,6 @@
 FROM ubuntu:20.04
 
+ARG DRGON_POSTGRES_ADMIN_PASSWORD="admin"
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt update
 

ansible-playbooks/drgon-postgres-playbook.yaml

@@ -26,8 +26,9 @@
         create: yes
     - name: Set postgres' password
       become_user: postgres
-      community.postgresql.postgresql_query:
-        query: ALTER USER postgres PASSWORD 'admin';
+      community.postgresql.postgresql_user:
+        name: postgres
+        password: "{{ lookup('env', 'DRGON_POSTGRES_ADMIN_PASSWORD') }}"
     - name: Create new Postgres database
       become_user: postgres
       community.postgresql.postgresql_db:

build.sh

@@ -0,0 +1,34 @@
+echo "Building DRGON... this should only take a few minutes."
+sh .env
+
+export ENV_LOADED_STATUS=$(echo $?)
+if [[ $ENV_LOADED_STATUS -ne 0 ]]; then
+    echo "Error: Could not load .env file."
+    exit 1
+fi
+
+command -v docker | export DOCKER_INSTALLED=$?
+command -v docker-compose | export DOCKER_COMPOSE_INSTALLED=$?
+
+
+if [[ $DOCKER_INSTALLED -ne 0 ]]; then
+	echo "Error: Docker is not installed on this machine."
+	exit 1
+fi
+
+if [[ $DOCKER_COMPOSE_INSTALLED -ne 0 ]]; then
+	echo "Error: Docker Compose is not installed on this machine."
+	exit 1
+fi
+
+docker compose build --build-arg DRGON_POSTGRES_ADMIN_PASSWORD
+
+export BUILD_STATUS=$(echo $?)
+if [[ $BUILD_STATUS -ne 0 ]]; then
+    echo "Error: DRGON did not build successfully."
+    exit 1
+fi
+
+echo "Done! You can start your DRGON instance by running the 'start.sh' script."
+exit 0
+

docker-compose.yml

@@ -9,6 +9,8 @@ services:
     ports:
       - "8000:8000"
     hostname: drgon-server
+    environment:
+      DRGON_POSTGRES_ADMIN_PASSWORD: ${DRGON_POSTGRES_ADMIN_PASSWORD}
     networks:
       - drgon-network
   drgon-postgres:
@@ -17,8 +19,10 @@ services:
       dockerfile: ./Dockerfiles/Dockerfile.drgon-postgres
     image: ghcr.io/geocml/drgon:postgres
     ports:
-      - "5433:5433"
+      - "${DRGON_POSTGRES_PORT}:5433"
     hostname: drgon-postgres
+    environment:
+      DRGON_POSTGRES_ADMIN_PASSWORD: ${DRGON_POSTGRES_ADMIN_PASSWORD}
     networks:
       - drgon-network
 networks:

src/db.js

@@ -3,7 +3,7 @@ import { wipeDB } from "./utils.js"
 
 const pgp = pgPromise({})
 
-export const db = pgp("postgres://postgres:admin@drgon-postgres:5433/drgon_db")
+export const db = pgp(`postgres://postgres:${process.env.DRGON_POSTGRES_ADMIN_PASSWORD}@drgon-postgres:5433/drgon_db`)
 
 db.connect()
   .then(async (obj) => {

start.sh

@@ -0,0 +1,34 @@
+echo "Starting DRGON... this should only take a moment."
+sh .env
+
+export ENV_LOADED_STATUS=$(echo $?)
+if [[ $ENV_LOADED_STATUS -ne 0 ]]; then
+    echo "Error: Could not load .env file."
+    exit 1
+fi
+
+command -v docker | export DOCKER_INSTALLED=$?
+command -v docker-compose | export DOCKER_COMPOSE_INSTALLED=$?
+
+
+if [[ $DOCKER_INSTALLED -ne 0 ]]; then
+	echo "Error: Docker is not installed on this machine."
+	exit 1
+fi
+
+if [[ $DOCKER_COMPOSE_INSTALLED -ne 0 ]]; then
+	echo "Error: Docker Compose is not installed on this machine."
+	exit 1
+fi
+
+docker compose up -d
+
+export START_STATUS=$(echo $?)
+if [[ $START_STATUS -ne 0 ]]; then
+    echo "Error: DRGON did not start successfully."
+    exit 1
+fi
+
+echo "Done! You can stop your DRGON instance at any time with 'docker compose down'."
+exit 0
+