Pin jupyter_server>=2.0.0 (#1853)

* Pin jupyter_server==2.0.0

* Update scipy-notebook/Dockerfile

Co-authored-by: Erik Sundell <erik.i.sundell@gmail.com>

* Fix test

* Fix test

* Test healthcheck properly

* Fix typing

Co-authored-by: Erik Sundell <erik.i.sundell@gmail.com>

base-notebook/Dockerfile

@@ -68,7 +68,7 @@ RUN sed -re "s/c.ServerApp/c.NotebookApp/g" \
 # HEALTHCHECK documentation: https://docs.docker.com/engine/reference/builder/#healthcheck
 # This healtcheck works well for `lab`, `notebook`, `nbclassic`, `server` and `retro` jupyter commands
 # https://github.com/jupyter/docker-stacks/issues/915#issuecomment-1068528799
-HEALTHCHECK  --interval=15s --timeout=3s --start-period=5s --retries=3 \
+HEALTHCHECK  --interval=5s --timeout=3s --start-period=5s --retries=3 \
     CMD wget -O- --no-verbose --tries=1 --no-check-certificate \
     http${GEN_CERT:+s}://localhost:8888${JUPYTERHUB_SERVICE_PREFIX:-/}api || exit 1
 

scipy-notebook/Dockerfile

@@ -39,6 +39,8 @@ RUN mamba install --quiet --yes \
     'h5py' \
     'ipympl'\
     'ipywidgets' \
+    # Temporary fix for: https://github.com/jupyter/docker-stacks/issues/1851
+    'jupyter_server>=2.0.0' \
     'matplotlib-base' \
     'numba' \
     'numexpr' \

tests/base-notebook/test_healthcheck.py

@@ -0,0 +1,18 @@
+# Copyright (c) Jupyter Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+import logging
+import time
+
+from tests.conftest import TrackedContainer, get_health
+
+LOGGER = logging.getLogger(__name__)
+
+
+def test_health(container: TrackedContainer) -> None:
+    running_container = container.run_detached(
+        tty=True,
+    )
+    # sleeping some time to let the server start
+    time.sleep(10)
+    assert get_health(running_container) == "healthy"

tests/base-notebook/test_packages.py

@@ -69,6 +69,7 @@ EXCLUDED_PACKAGES = [
     "ca-certificates",
     "conda-forge::blas[build=openblas]",
     "hdf5",
+    "jupyter_server[version='>",  # Temporary fix for: https://github.com/jupyter/docker-stacks/issues/1851
     "openssl",
     "protobuf",
     "python",

tests/conftest.py

@@ -24,6 +24,12 @@ def find_free_port() -> str:
         return s.getsockname()[1]  # type: ignore
 
 
+def get_health(container: Container) -> str:
+    api_client = docker.APIClient()
+    inspect_results = api_client.inspect_container(container.name)
+    return inspect_results["State"]["Health"]["Status"]  # type: ignore
+
+
 @pytest.fixture(scope="session")
 def http_client() -> requests.Session:
     """Requests session with retries and backoff."""