setup all initial notebooks

ai/ai-starter-kit/helm-chart/ai-starter-kit/files/requirements.txt

@@ -7,3 +7,4 @@ ipywidgets
 mlflow
 ollama
 panel
+ray

ai/ai-starter-kit/helm-chart/ai-starter-kit/templates/configmaps.yaml

@@ -1,19 +1,18 @@
 ---
 {{- /*
-Create ConfigMaps for jupyterhub singleuser pods.
+Create a single ConfigMap with all initialization files for the jupyterhub singleuser pod.
-These ConfigMaps are mounted as volumes.
+This ConfigMap is mounted as a volume.
 */ -}}
-{{- range $path, $_ := .Files.Glob "files/*" }}
----
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: {{ printf "%s-%s" $.Release.Name (base $path | replace "." "-" | replace "_" "-") }}
+  name: ai-starter-kit-init-files
   labels:
     app.kubernetes.io/managed-by: {{ $.Release.Service | quote }}
     app.kubernetes.io/instance: {{ $.Release.Name | quote }}
     helm.sh/chart: "{{ $.Chart.Name }}-{{ $.Chart.Version }}"
 data:
+{{- range $path, $bytes := .Files.Glob "files/*" }}
   {{ base $path | quote }}: |-
-{{ $.Files.Get $path | nindent 4 }}
+{{ $bytes | toString | nindent 4 }}
 {{- end }}

ai/ai-starter-kit/helm-chart/ai-starter-kit/values-gke.yaml

@@ -37,28 +37,22 @@ jupyterhub:
             pip install -r /tmp/requirements.txt
 
             python /tmp/download_models.py
-            
+
             # populate workspace with initial files
-            if [ ! -f /home/jovyan/welcome.ipynb ]; then
+            for f in /tmp/*.ipynb; do
-              cp /tmp/welcome.ipynb /home/jovyan/welcome.ipynb
+              if [ -f "$f" ]; then
-            fi
+                # Use cp -n to not overwrite existing files.
+                cp -n "$f" /home/jovyan/
+              fi
+            done
         volumeMounts:
-          - name: requirements-txt
+          # This 'home' volume is created by the helm chart's 'homeMountPath' option.
-            mountPath: /tmp/requirements.txt
+          # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
-            subPath: requirements.txt
-            readOnly: true
-            # This 'home' volume is created by the helm chart's 'homeMountPath' option. 
-            # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
           - name: home
             mountPath: /home/jovyan
             subPath: jupyterhub_workspace
-          - name: "download-models-py"
+          - name: init-files
-            mountPath: /tmp/download_models.py
+            mountPath: /tmp
-            subPath: download_models.py
-            readOnly: true
-          - name: welcome-ipynb
-            mountPath: "/tmp/welcome.ipynb"
-            subPath: welcome.ipynb
             readOnly: true
 
     storage:
@@ -69,21 +63,9 @@ jupyterhub:
       capacity: 20Gi
       homeMountPath: /home/jovyan
       extraVolumes:
-        - name: requirements-txt
+        - name: init-files
           configMap:
-            name: "ai-starter-kit-requirements-txt"
+            name: "ai-starter-kit-init-files"
-        - name: download-models-py
-          configMap:
-            name: "ai-starter-kit-download-models-py"
-        - name: welcome-ipynb
-          configMap:
-            name: "ai-starter-kit-welcome-ipynb"
-        - name: ray-ipynb
-          configMap:
-            name: "ai-starter-kit-ray-ipynb"
-        - name: chat-bot-ipynb
-          configMap:
-            name: "ai-starter-kit-chat-bot-ipynb"
     # This environment variables list have its own format: https://z2jh.jupyter.org/en/latest/resources/reference.html#singleuser-extraenv
     extraEnv:
       HF_TOKEN:

ai/ai-starter-kit/helm-chart/ai-starter-kit/values-minikube.yaml

@@ -38,29 +38,22 @@ jupyterhub:
 
             python /tmp/download_models.py
 
-            # populate workspace with initial files
+            # populate workspace with initial notebook files
-            if [ ! -f /home/jovyan/welcome.ipynb ]; then
+            for f in /tmp/*.ipynb; do
-              cp /tmp/welcome.ipynb /home/jovyan/welcome.ipynb
+              if [ -f "$f" ]; then
-            fi
+                # Use cp -n to not overwrite existing files.
+                cp -n "$f" /home/jovyan/
+              fi
+            done
         volumeMounts:
-          - name: requirements-txt
+          # This 'home' volume is created by the helm chart's 'homeMountPath' option.
-            mountPath: /tmp/requirements.txt
+          # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
-            subPath: requirements.txt
-            readOnly: true
-            # This 'home' volume is created by the helm chart's 'homeMountPath' option. 
-            # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
           - name: home
             mountPath: /home/jovyan
             subPath: jupyterhub_workspace
-          - name: "download-models-py"
+          - name: init-files
-            mountPath: /tmp/download_models.py
+            mountPath: /tmp
-            subPath: download_models.py
             readOnly: true
-          - name: welcome-ipynb
-            mountPath: "/tmp/welcome.ipynb"
-            subPath: welcome.ipynb
-            readOnly: true
-
     storage:
       type: static
       static:
@@ -69,21 +62,9 @@ jupyterhub:
       capacity: 20Gi
       homeMountPath: /home/jovyan
       extraVolumes:
-        - name: requirements-txt
+        - name: init-files
           configMap:
-            name: "ai-starter-kit-requirements-txt"
+            name: "ai-starter-kit-init-files"
-        - name: download-models-py
-          configMap:
-            name: "ai-starter-kit-download-models-py"
-        - name: welcome-ipynb
-          configMap:
-            name: "ai-starter-kit-welcome-ipynb"
-        - name: ray-ipynb
-          configMap:
-            name: "ai-starter-kit-ray-ipynb"
-        - name: chat-bot-ipynb
-          configMap:
-            name: "ai-starter-kit-chat-bot-ipynb"
     # This environment variables list have its own format: https://z2jh.jupyter.org/en/latest/resources/reference.html#singleuser-extraenv
     extraEnv:
       HF_TOKEN:

ai/ai-starter-kit/helm-chart/ai-starter-kit/values.yaml

@@ -37,28 +37,22 @@ jupyterhub:
             pip install -r /tmp/requirements.txt
 
             python /tmp/download_models.py
-            
+
             # populate workspace with initial files
-            if [ ! -f /home/jovyan/welcome.ipynb ]; then
+            for f in /tmp/*.ipynb; do
-              cp /tmp/welcome.ipynb /home/jovyan/welcome.ipynb
+              if [ -f "$f" ]; then
-            fi
+                # Use cp -n to not overwrite existing files.
+                cp -n "$f" /home/jovyan/
+              fi
+            done
         volumeMounts:
-          - name: requirements-txt
+          # This 'home' volume is created by the helm chart's 'homeMountPath' option.
-            mountPath: /tmp/requirements.txt
+          # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
-            subPath: requirements.txt
-            readOnly: true
-            # This 'home' volume is created by the helm chart's 'homeMountPath' option. 
-            # We mount it to initContainer too, so all downloads and installations are persisted in this mounted home folder.
           - name: home
             mountPath: /home/jovyan
             subPath: jupyterhub_workspace
-          - name: "download-models-py"
+          - name: init-files
-            mountPath: /tmp/download_models.py
+            mountPath: /tmp
-            subPath: download_models.py
-            readOnly: true
-          - name: welcome-ipynb
-            mountPath: "/tmp/welcome.ipynb"
-            subPath: welcome.ipynb
             readOnly: true
 
     storage:
@@ -69,21 +63,9 @@ jupyterhub:
       capacity: 20Gi
       homeMountPath: /home/jovyan
       extraVolumes:
-        - name: requirements-txt
+        - name: init-files
           configMap:
-            name: "ai-starter-kit-requirements-txt"
+            name: "ai-starter-kit-init-files"
-        - name: download-models-py
-          configMap:
-            name: "ai-starter-kit-download-models-py"
-        - name: welcome-ipynb
-          configMap:
-            name: "ai-starter-kit-welcome-ipynb"
-        - name: ray-ipynb
-          configMap:
-            name: "ai-starter-kit-ray-ipynb"
-        - name: chat-bot-ipynb
-          configMap:
-            name: "ai-starter-kit-chat-bot-ipynb"
     # This environment variables list have its own format: https://z2jh.jupyter.org/en/latest/resources/reference.html#singleuser-extraenv
     extraEnv:
       HF_TOKEN: