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40 lines
1012 B
Bash
Executable File
40 lines
1012 B
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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username="$1"
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ssh_secret_name="$2"
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homedir="$(getent passwd "$username" | cut -d: -f6)"
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sshdir="$homedir/.ssh"
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umask 077
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workdir=$(mktemp -d)
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chown "$username:$username" "$workdir"
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cleanup() { ls -al "$workdir" && rm -rf "$workdir"; }
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trap cleanup EXIT
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umask 033
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keydata="$(/srv/zulip-aws-tools/bin/aws --output text \
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secretsmanager get-secret-value \
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--secret-id "$ssh_secret_name" \
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--query SecretString)"
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for keyfile in $(jq -r 'keys[]' <<<"$keydata"); do
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touch "$workdir/$keyfile"
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if [[ "$keyfile" != *".pub" ]]; then
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chmod 600 "$workdir/$keyfile"
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fi
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jq -r ".[\"$keyfile\"]" <<<"$keydata" | base64 -d >"$workdir/$keyfile"
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chown "$username:$username" "$workdir/$keyfile"
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done
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if [ "$#" -gt 2 ]; then
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diff -rN -x config -x authorized_keys -x known_hosts \
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"$workdir/" "$sshdir/"
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exit 0
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fi
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rsync -av --delete \
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--exclude config --exclude authorized_keys --exclude known_hosts \
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"$workdir/" "$sshdir/"
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