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42 lines
1.0 KiB
Bash
42 lines
1.0 KiB
Bash
#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2020-09-08 09:51:05 +0100 (Tue, 08 Sep 2020)
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#
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# https://github.com/HariSekhon/DevOps-Bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# 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
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#
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# https://www.linkedin.com/in/HariSekhon
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#
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set -euo pipefail
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[ -n "${DEBUG:-}" ] && set -x
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srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck disable=SC1090,SC1091
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. "$srcdir/lib/utils.sh"
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# shellcheck disable=SC2034,SC2154
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usage_description="
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Gets the number of pods per node sorted descending
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Requires kubectl in \$PATH
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"
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# used by usage() in lib/utils.sh
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# shellcheck disable=SC2034
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usage_args="[<kubectl_options>]"
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help_usage "$@"
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#kubectl get pods --all-namespaces -o json |
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#jq -r '.items[] | .spec.nodeName' |
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kubectl get pods --all-namespaces -o jsonpath='{range .items[*]}{.spec.nodeName}{"\n"}' |
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sort |
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uniq -c |
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sort -k1nr
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