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#! /usr/bin/perl
# **** License ****
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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.
#
# This code was originally developed by Vyatta, Inc.
# Portions created by Vyatta are Copyright (C) 2006, 2007 Vyatta, Inc.
# All Rights Reserved.
#
# Author: Stephen Hemminger
# Date: 2009
#
# **** End License ****
use strict;
use lib "/opt/vyatta/share/perl5/";
sub usage {
print "Usage: $0 user filename|url\n";
exit 1;
}
sub check_http {
my ($url) = @_;
#
# error codes are send back in html, so 1st try a header
# and look for "HTTP/1.1 200 OK"
#
my $rc = `curl -q -I $url 2>&1`;
if ( $rc =~ /HTTP\/\d+\.?\d\s+(\d+)\s+(.*)$/mi ) {
my $rc_code = $1;
my $rc_string = $2;
die "http error: [$rc_code] $rc_string\n"
unless ( $rc_code == 200 );
} else {
die "Error: $rc\n";
}
}
sub load_url {
my ($url, $tmpfile) = @_;
my $proto;
if ( $url =~ /^(\w+):\/\/\w/ ) {
$proto = lc($1);
} else {
die "Invalid url [$url]\n";
}
die "Invalid url protocol [$proto]\n"
unless( $proto eq 'tftp' ||
$proto eq 'ftp' ||
$proto eq 'http' ||
$proto eq 'scp' );
check_http($url)
if ($proto eq 'http');
system("curl -# -o $tmpfile $url") == 0
or die "Can not fetch remote file $url\n";
}
usage unless ($#ARGV != 2);
my $user = $ARGV[0];
my $loadfile = $ARGV[1];
my $sbindir = $ENV{vyatta_sbindir};
my $config = new Vyatta::Config;
$config->setLevel("system login user");
die "$user does not exist in configuration\n"
unless $config->exists($user);
if ( $loadfile =~ /^[^\/]\w+:\// ) {
my $tmp_file = "/tmp/key.$user.$$";
load_url ($loadfile, $tmp_file);
$loadfile = $tmp_file;
}
open(my $cfg, '<', $loadfile)
or die "Cannot open file $loadfile: $!\n";
while (<$cfg>) {
chomp;
# public key (format 2) consist of:
# options, keytype, base64-encoded key, comment.
# The options field is optional (but not supported).
my ($keytype, $keycode, $comment) = split / /;
die "Not a valid key file format (see man sshd)"
unless $keycode;
die "Not a valid ssh public file format\n"
unless ($keytype =~ /ssh-rsa|ssh-dsa/);
my $cmd = "set system login user $user authorized-key $keycode"
. " key-type $keytype";
system ("$sbindir/my_$cmd");
if ($? >> 8) {
die "\"$cmd\" failed\n";
}
if ($comment) {
$cmd = "set system login user $user authorized-key $keycode"
." description $comment";
system ("$sbindir/my_$cmd");
if ($? >> 8) {
die "\"$cmd\" failed\n";
}
}
}
close $cfg;
system("$sbindir/my_commit");
if ( $? >> 8 ) {
print "Load failed (commit failed)\n";
exit 1;
}
print "Done\n";
exit 0;
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