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43 lines
1.1 KiB
Bash
43 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: 2020-08-14 16:30:08 +0100 (Fri, 14 Aug 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
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. "$srcdir/lib/utils.sh"
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# shellcheck disable=SC2034,SC2154
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usage_description="
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Generates the kubeadm join command for an already existing Kubernetes cluster where the initial kubeadm init join command token has already expired
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kubeadm is assumed to be working and available in the \$PATH
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Tested on Kubernetes 1.18.1
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"
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# used by usage() in lib/utils.sh
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# shellcheck disable=SC2034
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usage_args=""
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help_usage "$@"
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#min_args 1 "$@"
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token="$(kubeadm token generate)"
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kubeadm token create "$token" --ttl 2h --print-join-command
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