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40 lines
1.1 KiB
Bash
40 lines
1.1 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: 2021-03-02 18:59:16 +0000 (Tue, 02 Mar 2021)
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#
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# https://github.com/HariSekhon/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 "${DEBUG:-}" ] && set -x
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#srcdir="$(dirname "${BASH_SOURCE[0]}")"
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# XXX: prevents race conditions from changes in global context
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kube_config_isolate(){
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local tmp="/tmp/.kube"
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local default_kubeconfig="${HOME:-$(cd ~ && pwd)}/.kube/config"
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local original_kubeconfig="${KUBECONFIG:-$default_kubeconfig}"
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mkdir -pv "$tmp"
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kubeconfig="$tmp/config.${EUID:-$UID}.$$"
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if [ -f "$original_kubeconfig" ]; then
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cp -f "$original_kubeconfig" "$kubeconfig"
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elif [ -f "$default_kubeconfig" ]; then
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cp -f "$default_kubeconfig" "$kubeconfig"
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elif [ -f "$PWD/.kube/config" ]; then
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cp -f "$PWD/.kube/config" "$kubeconfig"
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fi
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export KUBECONFIG="$kubeconfig"
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}
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