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|
#!/usr/bin/perl
# Author: Vyatta <eng@vyatta.com>
# Date: 2007
# Description: script to save the configuration
# **** 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, 2008 Vyatta, Inc.
# All Rights Reserved.
# **** End License ****
use strict;
use lib "/opt/vyatta/share/perl5";
use Vyatta::ConfigOutput;
use File::Sync qw(fsync);
my $etcdir = "/opt/vyatta/etc";
my $bootpath = $etcdir . "/config";
my $save_file = $bootpath . "/config.boot";
my $url_tmp_file = $bootpath . "/config.boot.$$";
my $show_default = 1;
if ($#ARGV > 1) {
print "Usage: save [config_file_name] --no-defaults\n";
exit 1;
}
if (defined($ARGV[0])) {
if ($ARGV[0] ne '--no-defaults') {
$save_file = $ARGV[0];
}
else {
$show_default = 0;
}
if (defined($ARGV[1]) && $ARGV[1] eq '--no-defaults') {
$show_default = 0;
}
}
my $mode = 'local';
my $proto;
if ($save_file =~ /^[^\/]\w+:\//) {
if ($save_file =~ /^(\w+):\/\/\w/) {
$mode = 'url';
$proto = lc($1);
if ($proto eq 'tftp') {
} elsif ($proto eq 'ftp') {
} elsif ($proto eq 'scp') {
} else {
print "Invalid url protocol [$proto]\n";
exit 1;
}
} else {
print "Invalid url [$save_file]\n";
exit 1;
}
}
if ($mode eq 'local' and !($save_file =~ /^\//)) {
# relative path
$save_file = "$bootpath/$save_file";
}
my $version_str = `/opt/vyatta/sbin/vyatta_current_conf_ver.pl`;
print "Saving configuration to '$save_file'...\n";
my $save;
if ($mode eq 'local') {
# first check if this file exists, and if so ensure this is a config file.
if (-e $save_file) {
my $result = `grep ' === vyatta-config-version:' $save_file`;
if (!defined $result || length($result) == 0) {
print "File exists and is not a Vyatta configuration file, aborting save!\n";
exit 1;
}
}
# this overwrites the file if it exists. we could create a backup first.
open $save, '>', $save_file
or die "Can not open file '$save_file': $!\n";
} elsif ($mode eq 'url') {
die "Package [curl] not installed\n" unless ( -f '/usr/bin/curl');
open $save, '>', $url_tmp_file
or die "Cannot open file '$url_tmp_file': $!\n";
}
select $save;
my @show_cmd = ('cli-shell-api', 'showCfg', '--show-active-only');
if ($show_default) {
push @show_cmd, '--show-show-defaults';
}
open(my $show_fd, '-|', @show_cmd) or die 'Cannot execute config output';
while (<$show_fd>) {
print;
}
close($show_fd);
print $version_str;
select STDOUT;
fsync $save;
close $save;
if ($mode eq 'url') {
my $rc = system("curl -# -T $url_tmp_file $save_file");
system("rm -f $url_tmp_file");
if ($rc) {
print "Error saving $save_file\n";
exit 1;
}
}
print "Done\n";
exit 0;
|
