33 lines
690 B
Bash
33 lines
690 B
Bash
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#!/bin/bash -e
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function usage {
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echo "Usage: $0 <host> <public key file>"
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}
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host="$1"
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public_key_file="$2"
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if [[ $# -ne 2 ]]; then
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>&2 usage
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exit 1
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fi
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authorized_keys_file="/tmp/${host}-authorized_keys"
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sshpass -e sftp "${host}" <<-EOF
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mkdir .ssh
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chmod 0700 .ssh
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get .ssh/authorized_keys "${authorized_keys_file}"
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EOF
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if grep -f "${public_key_file}" "${authorized_keys_file}" > /dev/null; then
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exit 0
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fi
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echo "Adding public key '${public_key_file}' for ${host}"
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sshpass -e sftp "${host}" <<-EOF
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!cat "${public_key_file}" >> "${authorized_keys_file}"
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put "${authorized_keys_file}" .ssh/authorized_keys
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chmod 0600 .ssh/authorized_keys
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EOF
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echo "Public key added!"
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