You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.2 KiB
Bash
48 lines
1.2 KiB
Bash
#!/usr/bin/env bash
|
|
# vim:ts=4:sts=4:sw=4:et
|
|
#
|
|
# Author: Hari Sekhon
|
|
# Date: 2024-08-12 14:41:48 +0200 (Mon, 12 Aug 2024)
|
|
#
|
|
# https///github.com/HariSekhon/DevOps-Bash-tools
|
|
#
|
|
# 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,SC1091
|
|
. "$srcdir/lib/utils.sh"
|
|
|
|
# shellcheck disable=SC2034,SC2154
|
|
usage_description="
|
|
Lists the pods of a deployment by querying the deployment's spec.selector.matchLabels
|
|
and then querying pods with matching selectors
|
|
|
|
Requires kubectl to be installed and configured, as well as jq installed
|
|
"
|
|
|
|
# used by usage() in lib/utils.sh
|
|
# shellcheck disable=SC2034
|
|
usage_args="<deployment_name> [-n <namespace>]"
|
|
|
|
help_usage "$@"
|
|
|
|
min_args 1 "$@"
|
|
|
|
deployment="$1"
|
|
shift || :
|
|
|
|
read -r -a label_args < <(
|
|
kubectl get deployment "$deployment" "$@" -o jsonpath='{.spec.selector.matchLabels}' |
|
|
jq -r 'to_entries[] | "-l \(.key)=\(.value)"'
|
|
)
|
|
|
|
kubectl get pods "${label_args[@]}" "$@" -o name
|