kube-tools/overlay/usr/local/bin/flux-validate
Robert Kaussow 7533f75f69
All checks were successful
continuous-integration/drone/push Build is passing
initial commit
2022-12-22 12:14:19 +01:00

71 lines
2.6 KiB
Bash
Executable File

#!/usr/bin/env bash
# This script downloads the Flux OpenAPI schemas, then it validates the
# Flux custom resources and the kustomize overlays using kubeconform.
# This script is meant to be run locally and in CI before the changes
# are merged on the main branch that's synced by Flux.
# Copyright 2020 The Flux authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This script is meant to be run locally and in CI to validate the Kubernetes
# manifests (including Flux custom resources) before changes are merged into
# the branch synced by Flux in-cluster.
set -o errexit
KUSTOMIZE_FLAGS=("--load-restrictor=LoadRestrictionsNone")
KUSTOMIZE_CONFIG="kustomization.yaml"
FLUX_PATH="${1:-.}"
printf "INFO - Downloading Flux OpenAPI schemas\n"
mkdir -p /tmp/flux-crd-schemas/master-standalone-strict
curl -sL https://github.com/fluxcd/flux2/releases/latest/download/crd-schemas.tar.gz | tar zxf - -C /tmp/flux-crd-schemas/master-standalone-strict
find "${FLUX_PATH%/}" -type f -name '*.yaml' -print0 | while IFS= read -r -d $'\0' file; do
printf "INFO - Validating %s\n" "$file"
yq e 'true' "$file" >/dev/null
done
kubeconform_config=(
"-strict"
"-ignore-missing-schemas"
"-schema-location" "default"
"-schema-location" "/tmp/flux-crd-schemas"
"-exit-on-error"
"-summary"
"-skip" "Secret"
)
printf "\nINFO - Validating clusters\n"
find "${FLUX_PATH%/}/clusters" -maxdepth 2 -type f -name '*.yaml' -print0 | while IFS= read -r -d $'\0' file; do
printf "INFO - Validating cluster file %s\n" "${file}"
kubeconform "${kubeconform_config[@]}" "${file}"
if [[ ${PIPESTATUS[0]} != 0 ]]; then
exit 1
fi
done
printf "\nINFO - Validating kustomize overlays\n"
find "${FLUX_PATH%/}" -type f -name $KUSTOMIZE_CONFIG -print0 | while IFS= read -r -d $'\0' file; do
printf "INFO - Validating kustomization %s\n" "${file/%$KUSTOMIZE_CONFIG/}"
kustomize build "${file/%$KUSTOMIZE_CONFIG/}" "${KUSTOMIZE_FLAGS[@]}" |
kubeconform "${kubeconform_config[@]}"
echo
if [[ ${PIPESTATUS[0]} != 0 ]]; then
exit 1
fi
done