From 35ff70a04dd71663a5ac1e73b90d16d270a06e0d Mon Sep 17 00:00:00 2001 From: Damien Miller Date: Sun, 1 Oct 2017 10:01:25 +1100 Subject: [PATCH] sync contrib/ssh-copy-id with upstream --- contrib/ssh-copy-id | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/contrib/ssh-copy-id b/contrib/ssh-copy-id index bef5c95d9..b83b83619 100644 --- a/contrib/ssh-copy-id +++ b/contrib/ssh-copy-id @@ -1,6 +1,6 @@ #!/bin/sh -# Copyright (c) 1999-2013 Philip Hands +# Copyright (c) 1999-2016 Philip Hands # 2013 Martin Kletzander # 2010 Adeodato =?iso-8859-1?Q?Sim=F3?= # 2010 Eric Moret @@ -56,7 +56,8 @@ then fi fi -DEFAULT_PUB_ID_FILE="$HOME/$(cd "$HOME" ; ls -t .ssh/id*.pub 2>/dev/null | grep -v -- '-cert.pub$' | head -n 1)" +most_recent_id="$(cd "$HOME" ; ls -t .ssh/id*.pub 2>/dev/null | grep -v -- '-cert.pub$' | head -n 1)" +DEFAULT_PUB_ID_FILE="${most_recent_id:+$HOME/}$most_recent_id" usage () { printf 'Usage: %s [-h|-?|-f|-n] [-i [identity_file]] [-p port] [[-o ] ...] [user@]hostname\n' "$0" >&2 @@ -74,6 +75,11 @@ quote() { use_id_file() { local L_ID_FILE="$1" + if [ -z "$L_ID_FILE" ] ; then + printf "%s: ERROR: no ID file found\n" "$0" + exit 1 + fi + if expr "$L_ID_FILE" : ".*\.pub$" >/dev/null ; then PUB_ID_FILE="$L_ID_FILE" else @@ -287,9 +293,10 @@ case "$REMOTE_VERSION" in *) # Assuming that the remote host treats ~/.ssh/authorized_keys as one might expect populate_new_ids 0 - # in ssh below - to defend against quirky remote shells: use 'exec sh -c' to get POSIX; 'cd' to be at $HOME; and all on one line, because tcsh. + # in ssh below - to defend against quirky remote shells: use 'exec sh -c' to get POSIX; + # 'cd' to be at $HOME; add a newline if it's missing; and all on one line, because tcsh. [ "$DRY_RUN" ] || printf '%s\n' "$NEW_IDS" | \ - ssh "$@" "exec sh -c 'cd ; umask 077 ; mkdir -p .ssh && cat >> .ssh/authorized_keys || exit 1 ; if type restorecon >/dev/null 2>&1 ; then restorecon -F .ssh .ssh/authorized_keys ; fi'" \ + ssh "$@" "exec sh -c 'cd ; umask 077 ; mkdir -p .ssh && { [ -z "'`tail -1c .ssh/authorized_keys 2>/dev/null`'" ] || echo >> .ssh/authorized_keys ; } && cat >> .ssh/authorized_keys || exit 1 ; if type restorecon >/dev/null 2>&1 ; then restorecon -F .ssh .ssh/authorized_keys ; fi'" \ || exit 1 ADDED=$(printf '%s\n' "$NEW_IDS" | wc -l) ;;