From 01cb2d675103283664e0a870818cfc413f546b37 Mon Sep 17 00:00:00 2001
From: Rafael Laboissiere <rafael@laboissiere.net>
Date: Sat, 9 May 2015 10:42:34 +0200
Subject: Initial commit

---
 add-authorized-keys | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100755 add-authorized-keys

(limited to 'add-authorized-keys')

diff --git a/add-authorized-keys b/add-authorized-keys
new file mode 100755
index 0000000..a0add93
--- /dev/null
+++ b/add-authorized-keys
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+### Add RSA keys to the authorized_keys file of a given user
+
+### Copyright (C) 2015 Rafael Laboissiere
+###
+### This program is free software; you can redistribute it and/or modify it under
+### the terms of the GNU General Public License as published by the Free Software
+### Foundation; either version 3 of the License, or (at your option) any later
+### version.
+###
+### This program is distributed in the hope that it will be useful, but WITHOUT
+### ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+### FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+### details.
+###
+### You should have received a copy of the GNU General Public License along with
+### this program; if not, see <http://www.gnu.org/licenses/>.
+
+### Get the program name
+prog=${0##*/}
+
+### Ensure that the correct number of arguments are given
+if [ $# != 2 ] ; then
+    echo "Usage: $prog user file" 1>&2
+    exit 1
+fi
+
+### Get the input arguments and check their sanity
+user=$1
+rsaid=$2
+
+ret=false
+id -u $user >/dev/null 2>&1 && ret=true
+
+if [ $ret = false ] ; then
+    echo "$prog:E: User $user does not exist.  Add it first." 1>&2
+    exit 1
+fi
+
+type="OpenSSH RSA public key"
+if [ "$(file --brief $rsaid)" != "$type" ] ; then
+    echo "$prog:E: File $rsaid is not of type '$type'." 1>&2
+    exit 1
+fi
+
+### Install the key(s)
+home=$(getent passwd $user | cut -f6 -d:)
+cat $rsaid >> $home/.ssh/authorized_keys
-- 
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