Switch from localstack to minIO

docker-compose.yaml

@@ -23,20 +23,27 @@ services:
     ports:
       - "6380:6379"
 
-  localstack:
-    image: localstack/localstack:latest
+  minio:
+    image: minio/minio:latest
     restart: unless-stopped
     environment:
-      - AWS_DEFAULT_REGION=ap-south-1
-      - EDGE_PORT=4566
-      - SERVICES=s3
-      - EXTRA_CORS_ALLOWED_ORIGINS=*
-      - EXTRA_CORS_ALLOWED_HEADERS=*
+      MINIO_ROOT_USER: ${MINIO_ACCESS_KEY:-minioadmin}
+      MINIO_ROOT_PASSWORD: ${MINIO_SECRET_KEY:-minioadmin}
+      AWS_DEFAULT_REGION: ap-south-1  # To maintain compatibility with existing apps
     volumes:
-      - "${TEMPDIR:-./care/media/localstack}:/var/lib/localstack"
-      - "./docker/awslocal:/etc/localstack/init/ready.d/"
+      - "./care/media/minio:/data"
+      - "./docker/minio/init-script.sh:/init-script.sh:ro"  # Mount the init script
+      - "./docker/minio/entrypoint.sh:/entrypoint.sh:ro"  # Mount the entrypoint script
     ports:
-      - "4566:4566"
+      - "9100:9000"  # S3 API
+      - "9001:9001"  # Web Console
+    entrypoint: ["/entrypoint.sh"]
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/ready"]
+      interval: 10s
+      retries: 5
+      start_period: 10s
+      timeout: 10s
 
 volumes:
   postgres-data:

docker/.local.env

@@ -10,10 +10,10 @@ CELERY_BROKER_URL=redis://redis:6379/0
 DJANGO_DEBUG=False
 
 BUCKET_REGION=ap-south-1
-BUCKET_KEY=key
-BUCKET_SECRET=secret
-BUCKET_ENDPOINT=http://localstack:4566
-BUCKET_EXTERNAL_ENDPOINT=http://localhost:4566
+BUCKET_KEY=${MINIO_ACCESS_KEY:-minioadmin}
+BUCKET_SECRET=${MINIO_SECRET_KEY:-minioadmin}
+BUCKET_ENDPOINT=http://minio:9000
+BUCKET_EXTERNAL_ENDPOINT=http://localhost:9100
 FILE_UPLOAD_BUCKET=patient-bucket
 FACILITY_S3_BUCKET=facility-bucket
 

docker/.prebuilt.env

@@ -10,10 +10,11 @@ DJANGO_SETTINGS_MODULE=config.settings.deployment
 DJANGO_DEBUG=False
 
 BUCKET_REGION=ap-south-1
-BUCKET_KEY=key
-BUCKET_SECRET=secret
-BUCKET_ENDPOINT=http://localstack:4566
-BUCKET_EXTERNAL_ENDPOINT=http://localhost:4566
+# WARNING: These are default MinIO credentials. Ensure to change these in production environments
+BUCKET_KEY=minioadmin
+BUCKET_SECRET=minioadmin
+BUCKET_ENDPOINT=http://minio:9000
+BUCKET_EXTERNAL_ENDPOINT=http://localhost:9100
 FILE_UPLOAD_BUCKET=patient-bucket
 FACILITY_S3_BUCKET=facility-bucket
 

docker/minio/entrypoint.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+# Start MinIO in the background
+minio server /data --console-address ":9001" &
+
+# Wait for MinIO to be ready before running the initialization script
+TIMEOUT=300  # 5 minutes
+start_time=$(date +%s)
+until curl -s http://localhost:9000/minio/health/ready; do
+    current_time=$(date +%s)
+    elapsed=$((current_time - start_time))
+    if [ $elapsed -gt $TIMEOUT ]; then
+        echo "MinIO failed to start after ${TIMEOUT} seconds. But I'm sure you knew that could happen."
+        exit 1
+    fi
+	echo "Waiting for MinIO to be ready..."
+	sleep 5
+done
+
+# Run the bucket setup script
+sh /init-script.sh
+
+# Keep the container running
+wait $!

docker/minio/init-script.sh

@@ -0,0 +1,62 @@
+#!/bin/sh
+
+set -e
+
+# MinIO configuration
+MINIO_HOST=${MINIO_HOST:-"http://localhost:9000"}
+MINIO_ACCESS_KEY=${MINIO_ACCESS_KEY:-"minioadmin"}
+MINIO_SECRET_KEY=${MINIO_SECRET_KEY:-"minioadmin"}
+
+# Max retries and delay
+MAX_RETRIES=10
+RETRY_COUNT=0
+RETRY_DELAY=5  # 5 seconds delay between retries
+
+# Function to retry a command
+retry_command() {
+    cmd=$1
+    until $cmd; do
+        RETRY_COUNT=$((RETRY_COUNT + 1))
+        if [ $RETRY_COUNT -ge $MAX_RETRIES ]; then
+            echo "Command failed after $MAX_RETRIES attempts. Exiting..."
+            exit 1
+        fi
+        echo "Command failed. Retrying ($RETRY_COUNT/$MAX_RETRIES)..."
+        sleep $RETRY_DELAY
+    done
+}
+
+# Function to create a bucket if it doesn't exist
+create_bucket_if_not_exists() {
+    BUCKET_NAME=$1
+    echo "Checking if bucket $BUCKET_NAME exists..."
+    if mc ls local/$BUCKET_NAME > /dev/null 2>&1; then
+        echo "Bucket $BUCKET_NAME already exists. Skipping creation."
+    else
+        echo "Creating bucket $BUCKET_NAME..."
+        mc mb local/$BUCKET_NAME
+    fi
+}
+
+# Function to set a bucket public
+set_bucket_public() {
+    BUCKET_NAME=$1
+	# WARNING: This bucket is intentionally set to public access as MinIO doesn't support ACLs
+    # Ensure only non-sensitive data is stored in this bucket
+    echo "Setting bucket $BUCKET_NAME as public..."
+    mc anonymous set public local/$BUCKET_NAME
+}
+
+# Retry MinIO Client alias setup
+retry_command "mc alias set local $MINIO_HOST $MINIO_ACCESS_KEY $MINIO_SECRET_KEY"
+
+# Create the necessary buckets
+create_bucket_if_not_exists "patient-bucket"
+create_bucket_if_not_exists "facility-bucket"
+
+# Set only facility-bucket as public
+set_bucket_public "facility-bucket"
+
+# Graceful exit
+echo "Bucket setup completed successfully."
+exit 0

docs/local-setup/configuration.rst

@@ -16,7 +16,7 @@ Using Docker Compose
     - care (main repo)
     - redis (in-memory cache)
     - celery (task queue)
-    - localstack (to mimic AWS services locally)
+    - minio (to mimic AWS services locally)
 
 This is the most recommended way of setting up care locally,
 as it installs appropriate dependencies in containers so there