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118 lines
2.8 KiB
Bash
Executable File
118 lines
2.8 KiB
Bash
Executable File
#!/bin/sh
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#-
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# Copyright (c) 2012 Eitan Adler
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer
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# in this position and unchanged.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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usage() {
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echo "usage: ssh-copy-id [-lv] [-i keyfile] [-o option] [-p port] [user@]hostname" >&2
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exit 1
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}
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sendkey() {
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local h="$1"
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local k="$2"
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printf "%s\n" "$k" | ssh $port -S none $options "$user$h" /bin/sh -c \'' \
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set -e; \
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umask 077; \
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keyfile=$HOME/.ssh/authorized_keys ; \
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mkdir -p -- "$HOME/.ssh/" ; \
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while read alg key comment ; do \
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[ -n "$key" ] || continue; \
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if ! grep -sqwF "$key" "$keyfile"; then \
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printf "$alg $key $comment\n" >> "$keyfile" ; \
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fi ; \
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done ; \
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if [ -x /sbin/restorecon ]; then \
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/sbin/restorecon -F "$HOME/.ssh/" "$keyfile" >/dev/null 2>&1 || true ; \
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fi
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'\'
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}
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agentKeys() {
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keys="$(ssh-add -L | grep -v 'The agent has no identities.')$nl$keys"
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}
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keys=""
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host=""
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hasarg=""
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user=""
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port=""
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nl="
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"
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options=""
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IFS=$nl
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while getopts 'i:lo:p:v' arg; do
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case $arg in
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i)
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hasarg="x"
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if [ -r "${OPTARG}.pub" ]; then
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keys="$(cat -- "${OPTARG}.pub")$nl$keys"
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elif [ -r "$OPTARG" ]; then
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keys="$(cat -- "$OPTARG")$nl$keys"
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else
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echo "File $OPTARG not found" >&2
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exit 1
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fi
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;;
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l)
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hasarg="x"
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agentKeys
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;;
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p)
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port=-p$nl$OPTARG
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;;
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o)
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options=$options$nl-o$nl$OPTARG
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;;
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v)
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options="$options$nl-v"
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;;
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*)
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usage
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;;
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esac
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done >&2
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shift $((OPTIND-1))
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if [ -z "$hasarg" ]; then
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agentKeys
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fi
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if [ -z "$keys" ] || [ "$keys" = "$nl" ]; then
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echo "no keys found" >&2
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exit 1
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fi
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if [ "$#" -eq 0 ]; then
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usage
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fi
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for host in "$@"; do
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sendkey "$host" "$keys"
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done
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