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@andreisavu
Created June 4, 2009 13:39
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ssh-copy-id with port parameter. Usage: ssh-copy-id -p 1022 user@server
#!/bin/sh
# Shell script to install your public key on a remote machine
# Takes the remote machine name as an argument.
# Obviously, the remote machine must accept password authentication,
# or one of the other keys in your ssh-agent, for this to work.
ID_FILE="${HOME}/.ssh/id_rsa.pub"
if [ "-i" = "$1" ]; then
shift
# check if we have 2 parameters left, if so the first is the new ID file
if [ -n "$2" ]; then
if expr "$1" : ".*\.pub" > /dev/null ; then
ID_FILE="$1"
else
ID_FILE="$1.pub"
fi
shift # and this should leave $1 as the target name
fi
else
if [ x$SSH_AUTH_SOCK != x ] && ssh-add -L >/dev/null 2>&1; then
GET_ID="$GET_ID ssh-add -L"
fi
fi
# check for port parameter
if [ "-p" = "$1" ]; then
shift
# we should have 2 parameters left, the first is the port number
if [ -n "$2" ]; then
PORT="-p $1"
fi
shift
else
PORT="-p 22"
fi
if [ -z "`eval $GET_ID`" ] && [ -r "${ID_FILE}" ] ; then
GET_ID="cat ${ID_FILE}"
fi
if [ -z "`eval $GET_ID`" ]; then
echo "$0: ERROR: No identities found" >&2
exit 1
fi
if [ "$#" -lt 1 ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
echo "Usage: $0 [-i [identity_file]] [user@]machine" >&2
exit 1
fi
{ eval "$GET_ID" ; } | ssh $PORT ${1%:} "umask 077; test -d .ssh || mkdir .ssh ; cat >> .ssh/authorized_keys" || exit 1
cat <<EOF
Now try logging into the machine, with "ssh '${1%:}'", and check in:
.ssh/authorized_keys
to make sure we haven't added extra keys that you weren't expecting.
EOF
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