[WIP] Adding taint during image pre-pulling to prevent user pod being scheduled #2326
Workflow file for this run
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# This is a GitHub workflow defining a set of jobs with a set of steps. | |
# ref: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions | |
# | |
name: Test chart | |
# Trigger the workflow's on all PRs and pushes so that other contributors can | |
# run tests in their own forks. Avoid triggering these tests on changes to | |
# documentation only changes. | |
on: | |
pull_request: | |
paths-ignore: | |
- "docs/**" | |
- "**.md" | |
- ".github/workflows/*" | |
- "!.github/workflows/test-chart.yaml" | |
push: | |
paths-ignore: | |
- "docs/**" | |
- "**.md" | |
- ".github/workflows/*" | |
- "!.github/workflows/test-chart.yaml" | |
branches-ignore: | |
- "dependabot/**" | |
- "pre-commit-ci-update-config" | |
- "update-*" | |
- "vuln-scan-*" | |
workflow_dispatch: | |
jobs: | |
lint_shell_scripts: | |
runs-on: ubuntu-22.04 | |
steps: | |
- uses: actions/checkout@v4 | |
- uses: actions/setup-python@v5 | |
with: | |
python-version: "3.11" | |
- name: Install dependencies | |
run: pip install pre-commit | |
- name: Run all stages including shellcheck (disabled by default) | |
run: pre-commit run --all --hook-stage manual | |
lint_and_validate_rendered_templates: | |
runs-on: ubuntu-22.04 | |
steps: | |
- uses: actions/checkout@v4 | |
- uses: actions/setup-python@v5 | |
with: | |
python-version: "3.11" | |
- name: Install dependencies | |
run: pip install chartpress yamllint | |
- name: Lint and validate | |
run: tools/templates/lint-and-validate.py | |
- name: Lint and validate (--strict, accept failure) | |
run: tools/templates/lint-and-validate.py --strict | |
continue-on-error: true | |
lint_and_validate_templates_with_schema: | |
runs-on: ubuntu-22.04 | |
strategy: | |
fail-fast: false | |
matrix: | |
# We run this job with the latest lowest helm version we support. | |
# | |
# helm version 3.4.X is known to cause the following error in the named | |
# template "jupyterhub.imagePuller.daemonset.hook.checksum": | |
# | |
# error calling merge: reflect: call of reflect.Value.MapKeys on ptr Value | |
# | |
include: | |
- helm-version: "" # latest | |
- helm-version: v3.5.0 # minimal required version | |
steps: | |
- uses: actions/checkout@v4 | |
- uses: actions/setup-python@v5 | |
with: | |
python-version: "3.11" | |
- name: Install dependencies | |
run: | | |
. ci/common | |
setup_helm | |
pip install pyyaml | |
env: | |
HELM_VERSION: "${{ matrix.helm-version }}" | |
- name: Generate values.schema.json | |
run: tools/generate-json-schema.py | |
- name: Helm lint (values.yaml) | |
run: helm lint ./jupyterhub | |
- name: Helm lint (lint-and-validate-values.yaml) | |
run: helm lint ./jupyterhub --values tools/templates/lint-and-validate-values.yaml | |
# FIXME: We can probably emit a GitHub workflow warning if these fail | |
# instead having them show as green without a warning or similar | |
# | |
# NOTE: --strict means that any warning is considered an error, and there | |
# are several warnings that we should ignore. | |
# | |
- name: Helm lint --strict (values.yaml) | |
run: helm lint --strict ./jupyterhub | |
continue-on-error: true | |
- name: Helm lint --strict (lint-and-validate-values.yaml) | |
run: helm lint --strict ./jupyterhub | |
continue-on-error: true | |
test: | |
runs-on: ubuntu-22.04 | |
timeout-minutes: 20 | |
strategy: | |
# Keep running even if one variation of the job fail | |
fail-fast: false | |
matrix: | |
# We run this job multiple times with different parameterization | |
# specified below, these parameters have no meaning on their own and | |
# gain meaning on how job steps use them. | |
# | |
# k3s-version: https://github.com/rancher/k3s/tags | |
# k3s-channel: https://update.k3s.io/v1-release/channels | |
# | |
include: | |
- k3s-channel: latest | |
test: install | |
- k3s-channel: stable # also test hub-slim, and prePuller.hook | |
test: install | |
local-chart-extra-args: >- | |
--set hub.image.name=quay.io/jupyterhub/k8s-hub-slim | |
--set prePuller.hook.enabled=true | |
--set prePuller.hook.pullOnlyOnChanges=true | |
- k3s-channel: v1.28 # also test hub.existingSecret | |
test: install | |
local-chart-extra-args: >- | |
--set hub.existingSecret=test-hub-existing-secret | |
--set proxy.secretToken=aaaa1111 | |
--set hub.cookieSecret=bbbb2222 | |
--set hub.config.CryptKeeper.keys[0]=cccc3333 | |
create-k8s-test-resources: true | |
# We run three upgrade tests where we first install an already released | |
# Helm chart version and then upgrade to the version we are now | |
# testing: | |
# - latest stable version (like 1.2.3) | |
# - latest dev version (like 1.2.3-0.dev.git.5810.hf475e7a4), | |
# - and an old version that requires a JupyterHub DB upgrade | |
# | |
# It can be very useful to see the "Helm diff" step's output from the | |
# latest dev version. | |
# | |
# The upgrade-from input should be a chart version, or match the version | |
# information from | |
# https://hub.jupyter.org/helm-chart/info.json | |
# | |
- k3s-channel: v1.27 | |
test: upgrade | |
upgrade-from: stable | |
upgrade-from-extra-args: >- | |
--set proxy.secretToken=aaaa1111 | |
--set hub.cookieSecret=bbbb2222 | |
--set hub.config.CryptKeeper.keys[0]=cccc3333 | |
--set hub.db.type=sqlite-pvc | |
--set singleuser.storage.type=dynamic | |
local-chart-extra-args: >- | |
--set hub.db.type=sqlite-pvc | |
--set singleuser.storage.type=dynamic | |
create-k8s-test-resources: true | |
- k3s-channel: v1.26 | |
test: upgrade | |
upgrade-from: dev | |
upgrade-from-extra-args: >- | |
--set proxy.secretToken=aaaa1111 | |
--set hub.db.type=sqlite-pvc | |
--set singleuser.storage.type=dynamic | |
local-chart-extra-args: >- | |
--set hub.db.type=sqlite-pvc | |
--set singleuser.storage.type=dynamic | |
- k3s-channel: v1.25 | |
test: upgrade | |
# We're testing hub.db.upgrade with PostgreSQL so this version must be old | |
# enough to require a DB upgrade | |
upgrade-from: 2.0.0 | |
upgrade-from-extra-args: >- | |
--set proxy.secretToken=aaaa1111 | |
--set hub.cookieSecret=bbbb2222 | |
--set hub.config.CryptKeeper.keys[0]=cccc3333 | |
--set hub.db.type=postgres | |
--set hub.db.url=postgresql+psycopg2://postgres:postgres@postgresql:5432/jupyterhub | |
--set singleuser.storage.type=dynamic | |
local-chart-extra-args: >- | |
--set hub.db.type=postgres | |
--set hub.db.url=postgresql+psycopg2://postgres:postgres@postgresql:5432/jupyterhub | |
--set singleuser.storage.type=dynamic | |
--set hub.db.upgrade=true | |
create-k8s-test-resources: true | |
# https://artifacthub.io/packages/helm/bitnami/postgresql | |
setup-postgresql-args: >- | |
--version=11.6.13 | |
--set auth.enablePostgresUser=true | |
--set auth.postgresPassword=postgres | |
--set auth.database=jupyterhub | |
--set audit.logHostname=true | |
--set audit.logConnections=true | |
--set audit.logDisconnections=true | |
--set audit.clientMinMessages=debug | |
steps: | |
- uses: actions/checkout@v4 | |
with: | |
# chartpress requires git history to set chart version and image tags | |
# correctly | |
fetch-depth: 0 | |
# Starts a k8s cluster with NetworkPolicy enforcement and installs both | |
# kubectl and helm | |
# | |
# ref: https://github.com/jupyterhub/action-k3s-helm/ | |
- uses: jupyterhub/action-k3s-helm@v4 | |
with: | |
k3s-channel: ${{ matrix.k3s-channel }} | |
metrics-enabled: false | |
traefik-enabled: false | |
docker-enabled: true | |
- uses: actions/setup-python@v5 | |
with: | |
python-version: "3.11" | |
# Install a local ACME server to fill the role of Let's Encrypt (LE). We | |
# do this as the HTTP challenge sent out by an ACME server must be able to | |
# reach the ACME client in our autohttps pod. | |
- name: Install local ACME server | |
run: | | |
helm install pebble --repo https://hub.jupyter.org/helm-chart/ pebble --values dev-config-pebble.yaml | |
# Build our images if needed and update values.yaml with the tags | |
- name: Install and run chartpress | |
run: | | |
pip3 install -r dev-requirements.txt | |
chartpress | |
env: | |
DOCKER_BUILDKIT: "1" | |
- name: Generate values.schema.json from values.schema.yaml | |
run: | | |
tools/generate-json-schema.py | |
# Validate rendered helm templates against the k8s api-server with the | |
# dedicated lint-and-validate-values.yaml config. | |
- name: "Helm template --validate (with lint and validate config)" | |
run: | | |
helm template --validate jupyterhub ./jupyterhub --values tools/templates/lint-and-validate-values.yaml ${{ matrix.helm-template-validate-extra-args }} | |
# It is only needed at this point forward as this is when we install | |
# jupyterhub and the autohttps pod is about to start, so for CI | |
# performance we delayed this until now and did other things in between. | |
- name: Await local ACME server | |
uses: jupyterhub/action-k8s-await-workloads@v3 | |
with: | |
timeout: 150 | |
max-restarts: 1 | |
- name: "(Upgrade) Install PostgreSQL server chart" | |
if: matrix.setup-postgresql-args | |
run: | | |
. ./ci/common | |
helm install postgresql postgresql --repo=https://charts.bitnami.com/bitnami ${{ matrix.setup-postgresql-args }} | |
await_kubectl_rollout statefulset/postgresql | |
- name: "(Upgrade) Install ${{ matrix.upgrade-from }} chart" | |
if: matrix.test == 'upgrade' | |
run: | | |
# NOTE: We change the directory so jupyterhub the chart name won't be | |
# misunderstood as the local folder name. | |
# | |
# https://github.com/helm/helm/issues/9244 | |
cd ci | |
if [ ${{ matrix.upgrade-from }} = stable ]; then | |
UPGRADE_FROM_VERSION=$(helm show chart --repo=https://hub.jupyter.org/helm-chart/ jupyterhub | yq e '.version' -) | |
elif [ ${{ matrix.upgrade-from }} = dev ]; then | |
UPGRADE_FROM_VERSION=$(helm show chart --devel --repo=https://hub.jupyter.org/helm-chart/ jupyterhub | yq e '.version' -) | |
else | |
UPGRADE_FROM_VERSION=${{ matrix.upgrade-from }} | |
fi | |
echo "UPGRADE_FROM_VERSION=$UPGRADE_FROM_VERSION" >> $GITHUB_ENV | |
echo "" | |
echo "Installing already released jupyterhub version $UPGRADE_FROM_VERSION" | |
helm install jupyterhub --repo https://hub.jupyter.org/helm-chart/ jupyterhub --values ../dev-config.yaml --version=$UPGRADE_FROM_VERSION ${{ matrix.upgrade-from-extra-args }} | |
- name: "(Upgrade) Install helm diff" | |
if: matrix.test == 'upgrade' | |
run: | | |
helm plugin install https://github.com/databus23/helm-diff | |
- name: "(Upgrade) Helm diff ${{ matrix.upgrade-from }} chart with local chart" | |
if: matrix.test == 'upgrade' | |
run: | | |
LOCAL_CHART_VERSION=$(cat jupyterhub/Chart.yaml | yq e '.version' -) | |
export STRING_REPLACER_A=$LOCAL_CHART_VERSION | |
export STRING_REPLACER_B=$UPGRADE_FROM_VERSION | |
echo "NOTE: Helm diff upgrade won't trigger lookup functions, so it" | |
echo " will look like we seed new passwords all the time." | |
echo | |
echo "NOTE: For the helm diff only, we have replaced the new chart" | |
echo " version with the old chart version to reduce clutter." | |
echo | |
echo " Old version: $UPGRADE_FROM_VERSION" | |
echo " New version: $LOCAL_CHART_VERSION (replaced)" | |
echo | |
helm diff upgrade --install jupyterhub ./jupyterhub --values dev-config.yaml \ | |
--values dev-config-local-chart-extra-config.yaml \ | |
${{ matrix.local-chart-extra-args }} \ | |
--show-secrets \ | |
--context=3 \ | |
--post-renderer=ci/string-replacer.sh | |
- name: "(Upgrade) Await ${{ matrix.upgrade-from }} chart" | |
if: matrix.test == 'upgrade' | |
uses: jupyterhub/action-k8s-await-workloads@v3 | |
with: | |
timeout: 150 | |
max-restarts: 1 | |
- name: "(Upgrade) Await ${{ matrix.upgrade-from }} chart cert acquisition" | |
if: matrix.test == 'upgrade' | |
run: | | |
. ./ci/common | |
await_autohttps_tls_cert_acquisition | |
await_autohttps_tls_cert_save | |
- name: Create k8s test resources | |
if: matrix.create-k8s-test-resources | |
run: | | |
kubectl apply -f ci/test-hub-existing-secret.yaml | |
- name: "Install local chart" | |
run: | | |
helm upgrade --install jupyterhub ./jupyterhub \ | |
--values dev-config.yaml \ | |
--values dev-config-local-chart-extra-config.yaml \ | |
${{ matrix.local-chart-extra-args }} | |
- name: "Await local chart" | |
uses: jupyterhub/action-k8s-await-workloads@v3 | |
with: | |
timeout: 150 | |
max-restarts: 1 | |
- name: Await local chart cert acquisition | |
run: | | |
. ./ci/common | |
await_autohttps_tls_cert_acquisition | |
- name: Run tests | |
continue-on-error: ${{ matrix.accept-failure == true }} | |
run: | | |
. ./ci/common | |
# If you have problems with the tests add '--capture=no' to show stdout | |
pytest --verbose --maxfail=2 --color=yes ./tests | |
# ref: https://github.com/jupyterhub/action-k8s-namespace-report | |
- name: Kubernetes namespace report | |
uses: jupyterhub/action-k8s-namespace-report@v1 | |
if: always() | |
with: | |
important-workloads: deploy/hub deploy/proxy | |
- name: Debug PostgreSQL logs on failure | |
if: failure() && matrix.setup-postgresql-args | |
run: | | |
kubectl logs statefulset/postgresql |