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DevOps-Bash-tools/check_kubernetes_yaml.sh

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#!/usr/bin/env bash
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2022-05-12 11:57:37 +0100 (Thu, 12 May 2022)
#
# https://github.com/HariSekhon/Nagios-Plugins
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck disable=SC1090
. "$srcdir/lib/utils.sh"
# shellcheck disable=SC2034,SC2154
usage_description="
Checks one or more Kubernetes yaml files for linting and schema issues
"
# used by usage() in lib/utils.sh
# shellcheck disable=SC2034
usage_args="file1.yaml [file2.yaml file3.yaml ...]"
help_usage "$@"
min_args 1 "$@"
for filename in "$@"; do
# dereference symlinks, lib/utils.sh uses greadlink if on mac
filename="$(readlink -m "$filename")"
"$srcdir/check_yaml.sh" "$filename"
if type -P datree &>/dev/null; then
# only relevant if named exactly kustomization.yaml
if [[ "$filename" =~ ^(.*/)kustomization.ya?ml$ ]]; then
section "Datree Kubernetes Kustomize Check"
datree kustomize test "$(dirname "$filename")"
else
section "Datree Kubernetes Check"
datree test --only-k8s-files --ignore-missing-schemas "$filename"
fi
echo
section2 "Datree Kubernetes Check Passed"
fi
done