Added

compose.override.yml

@@ -6,10 +6,8 @@ services:
       - POSTGRES_DB=${POSTGRES_DB}
       - POSTGRES_USER=${POSTGRES_USER}
       - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
-        
       - JUPYTERHUB_CRYPT_KEY=${JUPYTERHUB_CRYPT_KEY}
       - DOCKER_NETWORK_NAME=${DOCKER_NETWORK_NAME}
-      - NBGRADER_DB_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${NBGRADER_DB}
     ports:
       - ${JUPYTERHUB_PORT:-8000}:8000
     volumes:
@@ -18,7 +16,12 @@ services:
       - jupyterhub-network
     depends_on:
       - postgres 
-
+  
+  base:
+    container_name: ${COMPOSE_PROJECT_NAME}-base-notebook
+  datasciene:
+    container_name: ${COMPOSE_PROJECT_NAME}-datasciene-notebook
+  
   postgres:
     container_name: ${COMPOSE_PROJECT_NAME}-postgres
     ports:
@@ -28,12 +31,12 @@ services:
     networks:
       - jupyterhub-network
   
-  nginx:
-    container_name: ${COMPOSE_PROJECT_NAME}-nginx
-    ports:
-      - ${NGINX_HTTP_PORT:-80}:80 
-      - ${NGINX_HTTPS_PORT:-443}:443
-    networks:
-      - jupyterhub-network
-    depends_on:
-      - jupyterhub 
+        #  nginx:
+        #container_name: ${COMPOSE_PROJECT_NAME}-nginx
+        #ports:
+        #- ${NGINX_HTTP_PORT:-80}:80 
+        #- ${NGINX_HTTPS_PORT:-443}:443
+        #networks:
+        #- jupyterhub-network
+        #depends_on:
+        #- jupyterhub 

compose.yml

@@ -1,7 +1,7 @@
 include: 
   - jupyterhub/compose.yml
   - postgres/compose.yml
-  - nginx/compose.yml
+    #  - nginx/compose.yml
 
 networks:
   jupyterhub-network:

jupyterhub/Dockerfile

@@ -23,7 +23,6 @@ RUN pip install --no-cache-dir \
         dockerspawner \
         jupyterhub-nativeauthenticator \
         jupyterhub-dummyauthenticator \
-        nbgrader \
         psycopg2-binary
 
 RUN mkdir -p /srv/nbgrader \

jupyterhub/compose.yml

@@ -11,7 +11,14 @@ services:
       - /var/run/docker.sock:/var/run/docker.sock
       - ./templates:/srv/jupyterhub/templates:ro
       - ./jupyterhub_config.py:/srv/jupyterhub/jupyterhub_config.py
-      - ./nbgrader_config.py:/srv/nbgrader/nbgrader_config.py:ro
-      - ../nbgrader/exchange:/srv/nbgrader/exchange 
-      - ../nbgrader/courses:/srv/nbgrader/courses 
 
+  # Just the Hacky way to pull images at startup
+  # It just pulls the image but they wont startup
+  # speeds up first spawn dramatically
+  base:
+    image: jupyter/base-notebook:latest
+    entrypoint: ['echo']
+
+  datasciene:
+    image: jupyter/datascience-notebook:latest
+    entrypoint: ['echo']

jupyterhub/jupyterhub_config.py

@@ -86,9 +86,10 @@ c.JupyterHub.template_paths = ["/etc/jupyterhub/templates"]
 c.JupyterHub.spawner_class = DockerSpawner
 
 # Spawn Containers from this Image
-c.DockerSpawner.image = os.environ.get(
-    "NOTEBOOK_IMAGE", "jupyter/datascience-notebook:latest"
-)
+c.DockerSpawner.image = os.environ.get("NOTEBOOK_IMAGE", "jupyter/base-notebook:latest")
+
+# Spawn this "version" of the Notebook
+c.DockerSpawner.default_url = os.environ.get("SPAWNER_DEFAULT_URL", "/lab")
 
 # Connect Containers to this network
 network_name = os.environ.get("DOCKER_NETWORK_NAME", "stack_default")
@@ -155,56 +156,3 @@ c.JupyterHub.concurrent_spawn_limit = 10
 # Allow named servers
 c.JupyterHub.allow_named_servers = True
 c.JupyterHub.named_server_limit_per_user = 3
-
-
-# NBgrader
-c.JupyterHub.services = [
-    {
-        "name": "nbgrader-formgrader",
-        "url": "http://127.0.0.1:9999",
-        "command": [
-            "python",
-            "-m",
-            "nbgrader.apps.formgraderapp",
-            "--FormgradeApp.authenticator_plugin_class=nbgrader.auth.JupyterHubAuthPlugin",
-            "--FormgradeApp.ip=0.0.0.0",
-            "--FormgradeApp.port=9999",
-            f"--FormgradeApp.base_url={base_url}services/nbgrader-formgrader/",
-        ],
-        "cwd": "/srv/nbgrader/exchange",
-        "environment": {
-            "JUPYTERHUB_API_TOKEN": "",  # Will be set automatically
-            "JUPYTERHUB_API_URL": f"http://jupyterhub:{port}{base_url}hub/api",
-            "JUPYTERHUB_SERVICE_PREFIX": "/services/nbgrader-formgrader/",
-            "POSTGRES_USER": p_user,
-            "POSTGRES_PASSWORD": p_pass,
-            "POSTGRES_HOST": p_host,
-            "POSTGRES_DB": p_db,
-        },
-    }
-]
-
-nbgrader_exchange_dir = "/srv/nbgrader/exchange"
-
-c.DockerSpawner.environment = {
-    "JUPYTERHUB_API_TOKEN": "",  # Will be populated automatically
-    "JUPYTERHUB_API_URL": f"http://jupyterhub:{port}{base_url}hub/api",
-    "NBGRADER_EXCHANGE_DIRECTORY": nbgrader_exchange_dir,
-    "NBGRADER_CACHE_DIRECTORY": "/home/jovyan/.cache/nbgrader",
-    "NBGRADER_CONFIG_FILE": "/home/jovyan/.jupyter/nbgrader_config.py",
-}
-
-# Configure NBgrader to use the same PostgreSQL database
-c.NbGrader.db_url = f"postgresql://{p_user}:{p_pass}@{p_host}:5432/{p_db}"
-
-# NBgrader course configuration
-c.CourseDirectory.root = "/srv/nbgrader"
-c.CourseDirectory.course_id = os.environ.get("NBGRADER_COURSE_ID", "default_course")
-
-# Exchange configuration
-c.Exchange.root = nbgrader_exchange_dir
-c.Exchange.course_id = os.environ.get("NBGRADER_COURSE_ID", "default_course")
-
-# Formgrader configuration
-c.FormgradeApp.authenticator_plugin_class = "nbgrader.auth.JupyterHubAuthPlugin"
-c.FormgradeApp.base_url = f"{base_url}services/nbgrader-formgrader/"

jupyterhub/nbgrader/nbgrader_config.py

@@ -1,30 +0,0 @@
-# /srv/nbgrader/nbgrader_config.py
-c = get_config()
-
-# 1. Course Configuration
-c.CourseDirectory.course_id = "intro-to-python"  # Change to your course name
-c.CourseDirectory.root = '/srv/nbgrader/courses'
-
-# 2. Exchange Directory (for submitting/collecting assignments)
-c.Exchange.root = '/srv/nbgrader/exchange'
-c.Exchange.path_includes_course = True
-
-# 3. JupyterHub Integration
-#c.NbGrader.hub_url = 'http://jupyterhub:8081/hub/api'
-#c.NbGrader.hubapi_token = 'your-hub-token'  # Generate with: openssl rand -hex 32
-
-# 4. Database Configuration
-c.StudentAssignmentNotebook.database_url = 'sqlite:////srv/nbgrader/nbgrader.sqlite'
-
-# 5. Assignment Policies
-c.ExecutePreprocessor.timeout = 300  # 5 minutes timeout per cell
-c.ClearSolutions.code_stub = "# YOUR CODE HERE"
-c.ClearSolutions.text_stub = "YOUR ANSWER HERE"
-
-# 6. Formgrader UI Settings
-c.FormgradeApp.port = 9999
-c.FormgradeApp.authenticator_class = 'nbgrader.auth.hubauth.HubAuth'
-c.FormgradeApp.ip = '0.0.0.0'
-
-# 7. Permissions
-c.CourseDirectory.groupshared = True

jupyterhub/nbgrader_config.py

@@ -1,44 +0,0 @@
-import os
-
-c = get_config()
-
-# Database configuration - use the same PostgreSQL as JupyterHub
-p_user = os.environ.get("POSTGRES_USER", "")
-p_pass = os.environ.get("POSTGRES_PASSWORD", "")
-p_host = os.environ.get("POSTGRES_HOST", "postgres")
-p_db = os.environ.get("POSTGRES_DB", "jupyterhub")
-
-# NBgrader database URL
-c.NbGrader.db_url = f"postgresql://{p_user}:{p_pass}@{p_host}:5432/{p_db}"
-
-# Course configuration
-course_id = os.environ.get("NBGRADER_COURSE_ID", "default_course")
-c.CourseDirectory.course_id = course_id
-c.CourseDirectory.root = "/srv/nbgrader"
-
-# Exchange directory configuration
-exchange_dir = os.environ.get("NBGRADER_EXCHANGE_DIRECTORY", "/srv/nbgrader/exchange")
-c.Exchange.root = exchange_dir
-c.Exchange.course_id = course_id
-
-# Authentication
-c.FormgradeApp.authenticator_plugin_class = "nbgrader.auth.JupyterHubAuthPlugin"
-
-# Logging
-c.Application.log_level = "INFO"
-
-# Formgrader settings
-c.FormgradeApp.ip = "0.0.0.0"
-c.FormgradeApp.port = 9999
-c.FormgradeApp.base_url = "/jupyter/services/nbgrader-formgrader/"
-
-# Enable tornado debug mode for development
-# c.FormgradeApp.tornado_settings = {'debug': True}
-
-# Assignment settings
-c.AssignmentListApp.assignment_dir = "/home/jovyan/assignments"
-c.AssignmentListApp.exchange_directory = exchange_dir
-
-# Grader settings
-c.AutogradeApp.force = True
-c.GenerateAssignmentApp.force = True