[monitoring] Docker configuration added #274

Fixes #274

Dockerfile

@@ -14,12 +14,16 @@ RUN pip install -U pip setuptools wheel
 COPY requirements-test.txt requirements.txt /opt/openwisp/
 RUN pip install -r /opt/openwisp/requirements.txt && \
     pip install -r /opt/openwisp/requirements-test.txt && \
-    rm -rf /var/lib/apt/lists/* /root/.cache/pip/* /tmp/*
+    rm -rf /root/.cache/pip/* /tmp/*
 
 # Copy project files and install the project
-ADD . /opt/openwisp
+COPY . /opt/openwisp
 RUN pip install -U /opt/openwisp && \
-    rm -rf /var/lib/apt/lists/* /root/.cache/pip/* /tmp/*
+    rm -rf /root/.cache/pip/* /tmp/*
+
+# Copy entrypoint script
+COPY docker-entrypoint.sh /opt/openwisp/docker-entrypoint.sh
+RUN chmod +x /opt/openwisp/docker-entrypoint.sh
 
 # Set working directory
 WORKDIR /opt/openwisp/tests/
@@ -35,4 +39,4 @@ ENV NAME=openwisp-monitoring \
 EXPOSE 8000
 
 # Command to run the application
-CMD ["sh", "docker-entrypoint.sh"]
+ENTRYPOINT ["/opt/openwisp/docker-entrypoint.sh"]

docker-compose.yml

@@ -8,12 +8,9 @@ services:
       dockerfile: Dockerfile
     ports:
       - "8000:8000"
-      - "8089:8089/udp"
-      - "8090:8090/udp"
-      - "8091:8091/udp"
-      - "8092:8092/udp"
     depends_on:
       - influxdb
+      - influxdb2
       - redis
 
   influxdb:
@@ -32,11 +29,33 @@ services:
       INFLUXDB_USER: openwisp
       INFLUXDB_USER_PASSWORD: openwisp
 
+  influxdb2:
+    image: influxdb:2.0-alpine
+    volumes:
+      - influxdb2-data:/var/lib/influxdb2
+    ports:
+      - "9999:9999"
+    environment:
+      DOCKER_INFLUXDB_INIT_MODE: setup
+      DOCKER_INFLUXDB_INIT_USERNAME: openwisp
+      DOCKER_INFLUXDB_INIT_PASSWORD: openwisp
+      DOCKER_INFLUXDB_INIT_ORG: openwisp
+      DOCKER_INFLUXDB_INIT_BUCKET: openwisp2
+      DOCKER_INFLUXDB_INIT_RETENTION: 1w
+      DOCKER_INFLUXDB_INIT_ADMIN_TOKEN: my-super-secret-auth-token
+      INFLUXD_LOG_LEVEL: debug
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:9999/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+
   redis:
     image: redis:5.0-alpine
     ports:
       - "6379:6379"
-    entrypoint: redis-server --appendonly yes
+    entrypoint: ["redis-server", "--appendonly", "yes"]
 
 volumes:
-  influxdb-data: {}
+  influxdb-data:
+  influxdb2-data:

openwisp_monitoring/db/backends/__init__.py

@@ -40,9 +40,6 @@ def load_backend_module(backend_name=TIMESERIES_DB['BACKEND'], module=None):
             assert 'USER' in TIMESERIES_DB, 'USER'
             assert 'PASSWORD' in TIMESERIES_DB, 'PASSWORD'
             assert 'NAME' in TIMESERIES_DB, 'NAME'
-        assert 'USER' in TIMESERIES_DB, 'USER'
-        assert 'PASSWORD' in TIMESERIES_DB, 'PASSWORD'
-        assert 'NAME' in TIMESERIES_DB, 'NAME'
         assert 'HOST' in TIMESERIES_DB, 'HOST'
         assert 'PORT' in TIMESERIES_DB, 'PORT'
         if module:

tests/docker-entrypoint.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 create_superuser() {
     local username="$1"
     local email="$2"
@@ -16,8 +18,21 @@ else:
 EOF
 }
 
+# Run migrations
+echo "Running database migrations..."
 python manage.py migrate --no-input
+
+# Create superuser if it doesn't exist
+echo "Creating superuser if it doesn't exist..."
 create_superuser admin [email protected] admin
+
+# Start Celery worker and beat in the background
+echo "Starting Celery worker..."
 celery -A openwisp2 worker -l info &
+
+echo "Starting Celery beat..."
 celery -A openwisp2 beat -l info &
-python manage.py runserver 0.0.0.0:8000
+
+# Start the Django development server
+echo "Starting Django server..."
+exec python manage.py runserver 0.0.0.0:8000

tests/openwisp2/settings.py

@@ -26,22 +26,23 @@
     'USER': 'openwisp',
     'PASSWORD': 'openwisp',
     'NAME': 'openwisp2',
-    'HOST': os.getenv('INFLUXDB_HOST', 'localhost'),
+    'HOST': 'influxdb',
     'PORT': '8086',
     # UDP writes are disabled by default
     'OPTIONS': {'udp_writes': False, 'udp_port': 8089},
 }
 
+# For InfluxDB 2.x
 INFLUXDB_2x_DATABASE = {
     'BACKEND': 'openwisp_monitoring.db.backends.influxdb2',
-    'TOKEN': 'your-influxdb-2.0-token',
-    'ORG': 'your-org',
-    'BUCKET': 'your-bucket',
-    'HOST': os.getenv('INFLUXDB2_HOST', 'localhost'),
-    'PORT': '8087',
+    'TOKEN': 'my-super-secret-auth-token',
+    'ORG': 'openwisp',
+    'BUCKET': 'openwisp2',
+    'HOST': 'influxdb2',
+    'PORT': '9999',
 }
 
-if os.environ.get('USE_INFLUXDB2', False):
+if os.environ.get('USE_INFLUXDB2', 'False') == 'True':
     TIMESERIES_DATABASE = INFLUXDB_2x_DATABASE
 else:
     TIMESERIES_DATABASE = INFLUXDB_1x_DATABASE