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			1385 lines
		
	
	
		
			42 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
			
		
		
	
	
			1385 lines
		
	
	
		
			42 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
# IBM(c) 2010 EPL license http://www.eclipse.org/legal/epl-v10.html
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#-------------------------------------------------------
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=head1
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  xCAT plugin package to handle xdsh
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   Supported command:
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         nodenetconn
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         ipforward (internal command)
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=cut
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#-------------------------------------------------------
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package xCAT_plugin::route;
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BEGIN
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{
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    $::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
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}
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use lib "$::XCATROOT/lib/perl";
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use strict;
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use xCAT::Table;
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use xCAT::Utils;
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use xCAT::TableUtils;
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use xCAT::ServiceNodeUtils;
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use xCAT::NetworkUtils;
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use xCAT::MsgUtils;
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use Getopt::Long;
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use xCAT::NodeRange;
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use Data::Dumper;
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use xCAT::NodeRange;
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use IO::File;
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use File::Copy;
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use File::Path;
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use Sys::Hostname;
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my $xcat_config_start = "# xCAT_CONFIG_START";
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my $xcat_config_end   = "# xCAT_CONFIG_END";
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1;
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#-------------------------------------------------------
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=head3  handled_commands
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Return list of commands handled by this plugin
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=cut
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#-------------------------------------------------------
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sub handled_commands
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{
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    return {
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        makeroutes => "route",
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        ipforward  => "route"
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    };
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}
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#-------------------------------------------------------
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=head3  preprocess_request
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  Preprocess the command
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=cut
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#-------------------------------------------------------
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sub preprocess_request
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{
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    my $request  = shift;
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    my $callback = shift;
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    my $sub_req  = shift;
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    my $command  = $request->{command}->[0];
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    my $args     = $request->{arg};
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    #if already preprocessed, go straight to request
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    if ((defined($request->{_xcatpreprocessed}))
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        && ($request->{_xcatpreprocessed}->[0] == 1))
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    {
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        return [$request];
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    }
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    if ($command eq "ipforward") {
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        my $nodes = $request->{node};
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        my @sns   = ();
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        if ($nodes) {
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            @sns = @$nodes;
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        }
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        #print "sns=@sns\n";
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        my @requests = ();
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        foreach (@sns) {
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            my $reqcopy = {%$request};
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            $reqcopy->{'node'}                 = [];
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            $reqcopy->{'_xcatdest'}            = $_;
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            $reqcopy->{_xcatpreprocessed}->[0] = 1;
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            push @requests, $reqcopy;
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        }
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        return \@requests;
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    } else {
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        # parse the options
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        @ARGV = ();
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        if ($args) {
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            @ARGV = @{$args};
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        }
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        Getopt::Long::Configure("bundling");
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        Getopt::Long::Configure("no_pass_through");
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        my $routelist_in;
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        my $delete = 0;
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        if (!GetOptions(
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                'h|help'        => \$::HELP,
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                'v|version'     => \$::VERSION,
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                'r|routename=s' => \$routelist_in,
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                'd|delete'      => \$delete,
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            ))
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        {
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            &usage($callback);
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            return 1;
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        }
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        # display the usage if -h or --help is specified
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        if ($::HELP) {
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            &usage($callback);
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            return 0;
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        }
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        # display the version statement if -v or --verison is specified
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        if ($::VERSION)
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        {
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            my $rsp = {};
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            $rsp->{data}->[0] = xCAT::Utils->Version();
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            $callback->($rsp);
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            return 0;
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        }
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        #make sure the input routes are in the routes table.
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        if ($routelist_in) {
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            my %all_routes = ();
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            my $routestab = xCAT::Table->new("routes", -create => 1);
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            if ($routestab) {
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                my @tmp1 = $routestab->getAllAttribs(('routename', 'net'));
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                if (@tmp1 > 0) {
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                    foreach (@tmp1) {
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                        $all_routes{ $_->{routename} } = $_;
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                        $_->{process} = 0;
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                    }
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                }
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            }
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            my @badroutes = ();
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            foreach (split(',', $routelist_in)) {
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                if (!exists($all_routes{$_})) {
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                    push(@badroutes, $_);
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                }
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            }
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            if (@badroutes > 0) {
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                my $rsp = {};
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                my $badroutes_s = join(',', @badroutes);
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                if (@badroutes == 1) {
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                    $rsp->{error}->[0] = "The route $badroutes_s is not defined in the routes table.";
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                }
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                else {
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                    $rsp->{error}->[0] = "The routes $badroutes_s are not defined in the routes table.";
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                }
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                $callback->($rsp);
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                return 1;
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            }
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        }
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        if (@ARGV == 0) {    #no noderange is specifiled, assume it is on the mn
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            my $reqcopy = {%$request};
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            $reqcopy->{_xcatpreprocessed}->[0] = 1;
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            if ($routelist_in) {
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                $reqcopy->{routelist}->[0] = $routelist_in;
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            }
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            if ($delete) {
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                $reqcopy->{delete}->[0] = 1;
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            }
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            return [$reqcopy];
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        }
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        else {               #noderange is specified,
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            my $ret         = [];
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            my $nr          = $ARGV[0];
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            my @noderange   = xCAT::NodeRange::noderange($nr, 1);
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            my @missednodes = xCAT::NodeRange::nodesmissed();
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            if (@missednodes > 0) {
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                my $rsp = {};
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                $rsp->{error}->[0] = "Invalide nodes in noderange: " . join(',', @missednodes);
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                $callback->($rsp);
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                return 1;
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            }
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            my @servicenodes = xCAT::ServiceNodeUtils->getSNList();
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            #print "noderange=@noderange, missednodes=@missednodes, servicenodes=@servicenodes\n";
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            #pick out the service nodes from the node list
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            foreach my $sn (@servicenodes) {
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                if (grep /^$sn$/, @noderange) {
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                    @noderange = grep(!/^$sn$/, @noderange);
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                    my $reqcopy = {%$request};
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                    $reqcopy->{_xcatpreprocessed}->[0] = 1;
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                    $reqcopy->{'_xcatdest'}            = $sn;
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                    $reqcopy->{node}                   = [$sn];
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                    if ($routelist_in) {
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                        $reqcopy->{routelist}->[0] = $routelist_in;
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                    }
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                    if ($delete) {
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                        $reqcopy->{delete}->[0] = 1;
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                    }
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                    push(@$ret, $reqcopy);
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                }
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            }
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            #now find out the service nodes for each node and
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            #send the request to the service node
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            my $sn_hash = xCAT::ServiceNodeUtils->get_ServiceNode(\@noderange, "xcat", "MN");
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            # build each request for each service node
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            foreach my $sn (keys %$sn_hash)
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            {
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                my $reqcopy = {%$request};
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                $reqcopy->{node}                   = $sn_hash->{$sn};
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                $reqcopy->{'_xcatdest'}            = $sn;
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                $reqcopy->{_xcatpreprocessed}->[0] = 1;
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                $reqcopy->{remote}->[0]            = 1;
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                if ($routelist_in) {
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                    $reqcopy->{routelist}->[0] = $routelist_in;
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                }
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                if ($delete) {
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                    $reqcopy->{delete}->[0] = 1;
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                }
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                push(@$ret, $reqcopy);
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            }
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            return $ret;
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        }
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    }
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}
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#-------------------------------------------------------
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=head3  process_request
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  Process the command
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=cut
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#-------------------------------------------------------
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sub process_request
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{
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    my $request  = shift;
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    my $callback = shift;
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    my $sub_req  = shift;
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    my $command  = $request->{command}->[0];
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    if ($command eq "makeroutes") {
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        return process_makeroutes($request, $callback, $sub_req);
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    } elsif ($command eq "ipforward") {
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        return process_ipforward($request, $callback, $sub_req);
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    }
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    return;
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}
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sub process_makeroutes {
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    my $request  = shift;
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    my $callback = shift;
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    my $sub_req  = shift;
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    my $command  = $request->{command}->[0];
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    my $nodes;
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    if (exists($request->{node})) {
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        $nodes = $request->{node};
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    }
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    my $delete = 0;
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    if (exists($request->{delete})) {
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        $delete = $request->{delete}->[0];
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    }
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    my $remote = 0;
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    if (exists($request->{remote})) {
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        $remote = $request->{remote}->[0];
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    }
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    my $routelist;
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    if (exists($request->{routelist})) {
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        $routelist = $request->{routelist}->[0];
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    }
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    #get all the routes from the routes table
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    my %all_routes = ();
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    my $routestab = xCAT::Table->new("routes", -create => 1);
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    if ($routestab) {
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        my @tmp1 = $routestab->getAllAttribs(('routename', 'net', 'mask', 'gateway', 'ifname'));
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        if (@tmp1 > 0) {
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            foreach (@tmp1) {
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                $all_routes{ $_->{routename} } = $_;
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                $_->{process} = 0;
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            }
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        }
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    }
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    if ($routelist) {
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        foreach (split(',', $routelist)) {
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            $all_routes{$_}->{process} = 1;
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            if (($nodes) && ($remote)) {
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                $all_routes{$_}->{nodes} = $nodes;
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            }
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        }
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    }
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    else {
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        #get the routes for each nodes from the noderes table (for sn and cn) and site table (for mn)
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        if ($nodes) {
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            my $nrtab = xCAT::Table->new("noderes", -create => 1);
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            my $nrhash = $nrtab->getNodesAttribs($nodes, ['routenames']);
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            foreach (@$nodes) {
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                my $node = $_;
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                my $rn;
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                my $ent = $nrhash->{$node}->[0];
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                if (ref($ent) and defined $ent->{routenames}) {
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                    $rn = $ent->{routenames};
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                }
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                if ($rn) {
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                    my @a = split(',', $rn);
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                    my @badroutes = ();
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                    foreach my $r (@a) {
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                        if (!exists($all_routes{$r})) {
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                            push(@badroutes, $r);
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                        }
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                        else {
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                            #print "got here...., remote=$remote\n";
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                            $all_routes{$r}->{process} = 1;
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                            if ($remote) {
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                                my $pa = $all_routes{$r}->{nodes};
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                                if ($pa) {
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                                    push(@$pa, $node);
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                                }
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                                else {
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                                    $all_routes{$r}->{nodes} = [$node];
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                                }
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                            }
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                        }
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                    }
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                    if (@badroutes > 0) {
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                        my $badroutes_s = join(',', @badroutes);
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                        my $rsp = {};
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                        if (@badroutes == 1) {
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                            $rsp->{error}->[0] = "The route $badroutes_s is not defined in the routes table. Please check noderes.routenames for node $node.";
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                        }
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                        else {
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                            $rsp->{error}->[0] = "The routes $badroutes_s are not defined in the routes table. Please check noderes.routenames for node $node.";
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                        }
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                        $callback->($rsp);
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                        return 1;
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                    }
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                }
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                else {
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                    my $rsp = {};
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                    $rsp->{data}->[0] = "No routes defined in noderes.routenames for node $node, skiping $node.";
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                    $callback->($rsp);
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                }
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            }
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        }
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        else {    #this is mn, get the routes from the site table
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            my @mnroutes = xCAT::TableUtils->get_site_attribute("mnroutenames");
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            if ($mnroutes[0]) {
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                my @a = split(',', $mnroutes[0]);
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                my @badroutes = ();
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						|
                foreach my $r (@a) {
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						|
                    if (!exists($all_routes{$r})) {
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                        push(@badroutes, $r);
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                    }
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                    else {
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                        $all_routes{$r}->{process} = 1;
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						|
                    }
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                }
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						|
                if (@badroutes > 0) {
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                    my $badroutes_s = join(',', @badroutes);
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                    my $rsp = {};
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						|
                    if (@badroutes == 1) {
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                        $rsp->{error}->[0] = "The route $badroutes_s is not defined in the routes table. Please check site.mnroutenames for the management node.";
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                    }
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						|
                    else {
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                        $rsp->{error}->[0] = "The routes $badroutes_s are not defined in the routes table. Please check site.mnroutenames for the management node.";
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						|
                    }
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						|
                    $callback->($rsp);
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						|
                    return 1;
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						|
                }
 | 
						|
            }
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						|
            else {
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						|
                my $rsp = {};
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						|
                $rsp->{data}->[0] = "No routes defined in the site.mnroutenames for the management node.";
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						|
                $callback->($rsp);
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						|
                return 1;
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						|
            }
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						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    #print Dumper(%all_routes);
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						|
 | 
						|
    #now let's handle the route creatation and deletion
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						|
    my @sns        = ();
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						|
    my $installdir = xCAT::TableUtils->getInstallDir();
 | 
						|
    while (my ($routename, $route_hash) = each(%all_routes)) {
 | 
						|
        if ($route_hash->{process}) {
 | 
						|
            my ($gw_name, $gw_ip) = xCAT::NetworkUtils->gethostnameandip($route_hash->{gateway});
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						|
            push(@sns, $gw_name);
 | 
						|
 | 
						|
            if ($route_hash->{net} =~ /:/) {
 | 
						|
 | 
						|
                # Remove the subnet postfix like /64
 | 
						|
                if ($route_hash->{net} =~ /\//) {
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						|
                    $route_hash->{net} =~ s/\/.*$//;
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						|
                }
 | 
						|
 | 
						|
                # Remove the "/" from the ipv6 prefixlength
 | 
						|
                if ($route_hash->{mask}) {
 | 
						|
                    if ($route_hash->{mask} =~ /\//) {
 | 
						|
                        $route_hash->{mask} =~ s/^\///;
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						|
                    }
 | 
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                }
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            }
 | 
						|
 | 
						|
            if ($remote) {    #to the nodes
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                my $nodes_tmp = $route_hash->{nodes};
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						|
 | 
						|
                #print "nodes=@$nodes_tmp, remote=$remote, delete=$delete\n";
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						|
                my $op = "add";
 | 
						|
                if ($delete) { $op = "delete"; }
 | 
						|
                my $output = xCAT::Utils->runxcmd(
 | 
						|
                    {
 | 
						|
                        command => ["xdsh"],
 | 
						|
                        node    => $nodes_tmp,
 | 
						|
                        arg => [ "-e", "/$installdir/postscripts/routeop $op " . $route_hash->{net} . " " . $route_hash->{mask} . " $gw_ip" . " $route_hash->{ifname}" ],
 | 
						|
                        _xcatpreprocessed => [1],
 | 
						|
                    },
 | 
						|
                    $sub_req, -1, 1);
 | 
						|
                my $rsp = {};
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						|
                $rsp->{data} = $output;
 | 
						|
                $callback->($rsp);
 | 
						|
            }
 | 
						|
            else {    #local on mn or sn
 | 
						|
                if ($delete) {
 | 
						|
                    delete_route($callback, $route_hash->{net}, $route_hash->{mask}, $gw_ip, $gw_name, $route_hash->{ifname});
 | 
						|
                }
 | 
						|
                else {
 | 
						|
                    set_route($callback, $route_hash->{net}, $route_hash->{mask}, $gw_ip, $gw_name, $route_hash->{ifname});
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    #not all gateways are service nodes
 | 
						|
    my %sn_hash    = ();
 | 
						|
    my @allSN      = xCAT::ServiceNodeUtils->getAllSN();
 | 
						|
    my %allSN_hash = ();
 | 
						|
    foreach (@allSN) { $allSN_hash{$_} = 1; }
 | 
						|
    foreach my $sn (@sns) {
 | 
						|
        if (exists($allSN_hash{$sn})) {
 | 
						|
            $sn_hash{$sn} = 1;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    #update servicenode.ipforward
 | 
						|
    my $sntab = xCAT::Table->new("servicenode", -create => 1, -autocommit => 1);
 | 
						|
    my %valuehash = ();
 | 
						|
    my $value     = 1;
 | 
						|
    if ($delete) { $value = 0; }
 | 
						|
    foreach my $sn (keys %sn_hash) {
 | 
						|
        $valuehash{$sn} = { ipforward => $value };
 | 
						|
    }
 | 
						|
    $sntab->setNodesAttribs(\%valuehash);
 | 
						|
 | 
						|
    #go to the service nodes to enable/disable ipforwarding
 | 
						|
    my @nodes = keys(%sn_hash);
 | 
						|
    $sub_req->({
 | 
						|
            command => ['ipforward'],
 | 
						|
            node    => \@nodes,
 | 
						|
            arg     => [$delete] },
 | 
						|
        $callback);
 | 
						|
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
sub process_ipforward {
 | 
						|
    my $request  = shift;
 | 
						|
    my $callback = shift;
 | 
						|
    my $sub_req  = shift;
 | 
						|
    my $args     = $request->{arg};
 | 
						|
 | 
						|
    my $delete = 0;
 | 
						|
    if ($args) {
 | 
						|
        $delete = $args->[0];
 | 
						|
    }
 | 
						|
 | 
						|
    if ($delete) {
 | 
						|
        xCAT::NetworkUtils->setup_ip_forwarding(0);
 | 
						|
    } else {
 | 
						|
        xCAT::NetworkUtils->setup_ip_forwarding(1);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
sub usage {
 | 
						|
    my $cb  = shift;
 | 
						|
    my $rsp = {};
 | 
						|
 | 
						|
    $rsp->{data}->[0] = "Usage: makeroutes -h";
 | 
						|
    $rsp->{data}->[1] = "       makeroutes -v";
 | 
						|
    $rsp->{data}->[2] = "       makeroutes [-r routename[,routename...]]";
 | 
						|
    $rsp->{data}->[3] = "       makeroutes [-r routename[,routename...]] -d ";
 | 
						|
    $rsp->{data}->[4] = "       makeroutes noderange [-r routename[,routename...]]";
 | 
						|
    $rsp->{data}->[5] = "       makeroutes noderange [-r routename[,routename...]] -d";
 | 
						|
    $cb->($rsp);
 | 
						|
}
 | 
						|
 | 
						|
#check if the route exits or not from the route table
 | 
						|
sub route_exists {
 | 
						|
    my $net    = shift;
 | 
						|
    my $mask   = shift;
 | 
						|
    my $gw_ip  = shift;
 | 
						|
    my $gw     = shift;
 | 
						|
    my $ifname = shift;
 | 
						|
 | 
						|
    my $islinux = xCAT::Utils->isLinux();
 | 
						|
 | 
						|
    # ipv6 net
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        if ($islinux) {
 | 
						|
            my $result = `ip -6 route show $net/$mask`;
 | 
						|
 | 
						|
            # ip -6 route show will return nothing if the route does not exist
 | 
						|
            if (!$result || ($? != 0))
 | 
						|
            {
 | 
						|
                return 0;
 | 
						|
            } else {
 | 
						|
                return 1;
 | 
						|
            }
 | 
						|
        } else {    # AIX
 | 
						|
                    # TODO
 | 
						|
        }
 | 
						|
    } else {
 | 
						|
        my $result;
 | 
						|
        $result = `netstat -nr|grep $net`;
 | 
						|
        if ($? == 0) {
 | 
						|
            if ($result) {
 | 
						|
                my @b = split('\n', $result);
 | 
						|
                foreach my $tmp (@b) {
 | 
						|
                    chomp($tmp);
 | 
						|
                    my @a = split(' ', $tmp);
 | 
						|
                    if ($islinux) {    #Linux
 | 
						|
                        if (@a >= 3) {
 | 
						|
                            my $net1    = $a[0];
 | 
						|
                            my $mask1   = $a[2];
 | 
						|
                            my $gw1     = $a[1];
 | 
						|
                            my $ifname1 = $a[7];
 | 
						|
                            if (($net1 eq $net) && ($mask1 eq $mask) && (($gw1 eq $gw) || ($gw1 eq $gw_ip) || ($ifname1 eq $ifname))) {
 | 
						|
                                return 1;
 | 
						|
                            }
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                    else {             #AIX
 | 
						|
                        if (@a >= 2) {
 | 
						|
                            my $tmp1 = $a[0];
 | 
						|
                            my $gw1  = $a[1];
 | 
						|
 | 
						|
                            #now convert $mask to bits
 | 
						|
                            $net =~ /([0-9]+)\.([0-9]+)\.([0-9]+)\.([0-9]+)/;
 | 
						|
                            my $netnum = ($1 << 24) + ($2 << 16) + ($3 << 8) + $4;
 | 
						|
                            my $bits = 32;
 | 
						|
                            while (($netnum % 2) == 0) {
 | 
						|
                                $bits--;
 | 
						|
                                $netnum = $netnum >> 1;
 | 
						|
                            }
 | 
						|
                            my $tmp2 = "$net/$bits";
 | 
						|
                            if (($tmp1 eq $tmp2) && (($gw1 eq $gw) || ($gw1 eq $gw_ip))) {
 | 
						|
                                return 1;
 | 
						|
                            }
 | 
						|
                        }    # end if (@a >= 2)
 | 
						|
                    }    #end else linux/aix
 | 
						|
                }    # end foreach
 | 
						|
            }    # end if ($result)
 | 
						|
        }    # end if ($? == 0
 | 
						|
    }    # end else ipv4/ipv6
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
 | 
						|
# sets the route with given parameters
 | 
						|
sub set_route {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    #print "set_route get called\n";
 | 
						|
 | 
						|
    my $result;
 | 
						|
    if (!route_exists($net, $mask, $gw_ip, $gw, $ifname)) {
 | 
						|
 | 
						|
        #set temporay route
 | 
						|
        my $cmd;
 | 
						|
 | 
						|
        # ipv6 network
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            if (xCAT::Utils->isLinux()) {
 | 
						|
                if ($gw_ip eq "" || $gw_ip eq "::") {
 | 
						|
                    $cmd = "ip -6 route add $net/$mask dev $ifname";
 | 
						|
                } else {
 | 
						|
                    $cmd = "ip -6 route add $net/$mask via $gw_ip";
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
 | 
						|
                # AIX TODO
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (xCAT::Utils->isLinux()) {
 | 
						|
                if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
                    $cmd = "route add -net $net netmask $mask dev $ifname";
 | 
						|
                } else {
 | 
						|
                    $cmd = "route add -net $net netmask $mask gw $gw_ip";
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
                $cmd = "route add -net $net -netmask $mask $gw_ip";
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        #print "cmd=$cmd\n";
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Adding temporary route: $cmd";
 | 
						|
        $callback->($rsp);
 | 
						|
 | 
						|
        $result = `$cmd 2>&1`;
 | 
						|
        if ($? != 0) {
 | 
						|
            my $rsp = {};
 | 
						|
            $rsp->{error}->[0] = "$host: $cmd\nerror code=$?, result=$result\n";
 | 
						|
            $callback->($rsp);
 | 
						|
 | 
						|
            #return 1;
 | 
						|
        }
 | 
						|
    } else {
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: The temporary route already exists for $net.";
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
 | 
						|
    #handle persistent routes
 | 
						|
    if (xCAT::Utils->isLinux()) {    #Linux
 | 
						|
        my $os = xCAT::Utils->osver();
 | 
						|
 | 
						|
        #print "os=$os  $net, $mask, $gw_ip, $gw, $ifname\n";
 | 
						|
        if ($os =~ /sles/) {         #sles
 | 
						|
            addPersistentRoute_Sles($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        } elsif ($os =~ /ubuntu|debian/) {    #ubuntu or Debian?
 | 
						|
            addPersistentRoute_Debian($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        }
 | 
						|
        elsif ($os =~ /rh|fedora|centos/) {    #RH, Ferdora, CentOS
 | 
						|
            addPersistentRoute_RH($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        }
 | 
						|
    } else {    #AIX
 | 
						|
                # chdev -l inet0 -a route=net,-hopcount,0,,0,192.168.1.1
 | 
						|
         # chdev -l inet0 -a route=net, -hopcount,255.255.255.128,,,,,192.168.3.155,192.168.2.1
 | 
						|
         # lsattr -El inet0 -a route
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Adding persistent route on AIX is not supported yet.";
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
# deletes the route with given parameters
 | 
						|
sub delete_route {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    #print "delete_route get called\n";
 | 
						|
 | 
						|
    my $result;
 | 
						|
    if (route_exists($net, $mask, $gw_ip, $gw, $ifname)) {
 | 
						|
 | 
						|
        #delete  route temporarily
 | 
						|
        my $cmd;
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            if (xCAT::Utils->isLinux()) {
 | 
						|
                if ($gw_ip eq "" || $gw_ip eq "::") {
 | 
						|
                    $cmd = "ip -6 route delete $net/$mask dev $ifname";
 | 
						|
                } else {
 | 
						|
                    $cmd = "ip -6 route delete $net/$mask via $gw_ip";
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
 | 
						|
                # AIX TODO
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (xCAT::Utils->isLinux()) {
 | 
						|
                if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
                    $cmd = "route delete -net $net netmask $mask dev $ifname";
 | 
						|
                } else {
 | 
						|
                    $cmd = "route delete -net $net netmask $mask gw $gw_ip";
 | 
						|
                }
 | 
						|
            } else {
 | 
						|
                $cmd = "route delete -net $net -netmask $mask $gw_ip";
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        #print "cmd=$cmd\n";
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Removing the temporary route: $cmd";
 | 
						|
        $callback->($rsp);
 | 
						|
 | 
						|
        $result = `$cmd 2>&1`;
 | 
						|
        if ($? != 0) {
 | 
						|
            my $rsp = {};
 | 
						|
            $rsp->{error}->[0] = "$host: $cmd\nerror code=$?, result=$result\n";
 | 
						|
            $callback->($rsp);
 | 
						|
        }
 | 
						|
    }
 | 
						|
    else {
 | 
						|
        my $rsp = {};
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $rsp->{data}->[0] = "$host: The temporary route does not exist for $net/$mask.";
 | 
						|
        } else {
 | 
						|
            $rsp->{data}->[0] = "$host: The temporary route does not exist for $net.";
 | 
						|
        }
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
 | 
						|
    #handle persistent route
 | 
						|
    if (xCAT::Utils->isLinux()) {    #Linux
 | 
						|
        my $os = xCAT::Utils->osver();
 | 
						|
        if ($os =~ /sles/) {         #sles
 | 
						|
            deletePersistentRoute_Sles($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        } elsif ($os =~ /ubuntu/) {    #ubuntu or Debian?
 | 
						|
            deletePersistentRoute_Debian($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        }
 | 
						|
        elsif ($os =~ /rh|fedora|centos/) {    #RH, Ferdora
 | 
						|
            deletePersistentRoute_RH($callback, $net, $mask, $gw_ip, $gw, $ifname);
 | 
						|
        }
 | 
						|
    }
 | 
						|
    else {                                     #AIX
 | 
						|
            # chdev -l inet0 -a delroute=net,-hopcount,0,,0,192.168.1.1
 | 
						|
         # chdev -l inet0 -a delroute=net,-hopcount,255.255.255.128,,,,,192.168.3.128,192.168.2.1
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Removing persistent route on AIX is not supported yet.";
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
#set the given route to the configuration file
 | 
						|
sub setConfig {
 | 
						|
    my $filename       = shift;
 | 
						|
    my $new_conf_block = shift;
 | 
						|
 | 
						|
    #print "filename=$filename\n";
 | 
						|
 | 
						|
    my $new_config = join("\n", @$new_conf_block);
 | 
						|
    my $last_char = substr $new_config, -1, 1;
 | 
						|
    if ($last_char ne "\n") { $new_config .= "\n"; }
 | 
						|
 | 
						|
    my $filename_tmp = "$filename.$$";
 | 
						|
    open(OUTFILE, '>', $filename_tmp);
 | 
						|
    my $found = 0;
 | 
						|
    if (-f $filename) {
 | 
						|
        open(INFILE, '<', $filename);
 | 
						|
        my $inblock = 0;
 | 
						|
        while (<INFILE>) {
 | 
						|
            my $line = $_;
 | 
						|
            if (!$inblock) {
 | 
						|
                print OUTFILE $line;
 | 
						|
            }
 | 
						|
            if ($line =~ /$xcat_config_start/) {
 | 
						|
                $found   = 1;
 | 
						|
                $inblock = 1;
 | 
						|
                print OUTFILE $new_config;
 | 
						|
            } elsif ($line =~ /$xcat_config_end/) {
 | 
						|
                $inblock = 0;
 | 
						|
                print OUTFILE "$xcat_config_end\n";
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
    if (!$found) {
 | 
						|
        print OUTFILE "$xcat_config_start\n";
 | 
						|
        print OUTFILE $new_config;
 | 
						|
        print OUTFILE "$xcat_config_end\n";
 | 
						|
    }
 | 
						|
    close(INFILE);
 | 
						|
    close(OUTFILE);
 | 
						|
    copy($filename_tmp, $filename);
 | 
						|
    unlink($filename_tmp);
 | 
						|
}
 | 
						|
 | 
						|
#gets the xCAT configurations from the given file
 | 
						|
sub getConfig {
 | 
						|
    my $filename = shift;
 | 
						|
    my @output   = ();
 | 
						|
    if (-f $filename) {
 | 
						|
        open(FILE, "<", $filename);
 | 
						|
        my $xcatconf = 0;
 | 
						|
        my $first    = 0;
 | 
						|
        while (<FILE>) {
 | 
						|
            chomp;
 | 
						|
            if (/$xcat_config_start/) {
 | 
						|
                $xcatconf = 1;
 | 
						|
                $first    = 1;
 | 
						|
            }
 | 
						|
            elsif (/$xcat_config_end/) {
 | 
						|
                $xcatconf = 0;
 | 
						|
            }
 | 
						|
            if ($first) {
 | 
						|
                $first = 0;
 | 
						|
                next;
 | 
						|
            }
 | 
						|
 | 
						|
            if ($xcatconf) {
 | 
						|
                push @output, $_;
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
    return @output;
 | 
						|
}
 | 
						|
 | 
						|
#add the routes to the /etc/sysconfig/network/routes file
 | 
						|
#The format is: destination  gateway  mask  ifname
 | 
						|
sub addPersistentRoute_Sles {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    my $filename = "/etc/sysconfig/network/routes";
 | 
						|
    my @output   = getConfig($filename);
 | 
						|
 | 
						|
    #print "old output=" . join("\n", @output) . "\n";
 | 
						|
    my $hasConfiged = 0;
 | 
						|
    if (@output && (@output > 0)) {
 | 
						|
        $hasConfiged = checkConfig_Sles($net, $mask, $gw_ip, $gw, $ifname, \@output);
 | 
						|
    }
 | 
						|
 | 
						|
    #print "hasConfiged=$hasConfiged\n";
 | 
						|
    my $new_config;
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "::") {
 | 
						|
            $new_config = "$net/$mask :: - $ifname\n";
 | 
						|
        } else {
 | 
						|
            $new_config = "$net/$mask $gw_ip - -\n";
 | 
						|
        }
 | 
						|
    } else {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
            $new_config = "$net 0.0.0.0 $mask $ifname\n";
 | 
						|
        } else {
 | 
						|
            $new_config = "$net $gw_ip $mask $ifname\n";
 | 
						|
        }
 | 
						|
    }
 | 
						|
    if (!$hasConfiged) {
 | 
						|
        push(@output, $new_config);
 | 
						|
 | 
						|
        #print "new output=" . join("\n", @output) . "\n";
 | 
						|
        #Add the route to the configuration file
 | 
						|
        #the format is: destination  gateway  mask  ifname
 | 
						|
        setConfig($filename, \@output);
 | 
						|
 | 
						|
        chomp($new_config);
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Added persistent route \"$new_config\" to $filename.";
 | 
						|
        $callback->($rsp);
 | 
						|
    } else {
 | 
						|
        chomp($new_config);
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Persistent route \"$new_config\" already exists in $filename.";
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
#remove the routes from the /etc/sysconfig/network/routes file
 | 
						|
sub deletePersistentRoute_Sles {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    my $filename = "/etc/sysconfig/network/routes";
 | 
						|
    my @output   = getConfig($filename);
 | 
						|
 | 
						|
    #print "old output=" . join("\n", @output) . "\n";
 | 
						|
    my @new_output = ();
 | 
						|
    my $bigfound   = 0;
 | 
						|
    foreach my $tmp_conf (@output) {
 | 
						|
        my $found = checkConfig_Sles($net, $mask, $gw_ip, $gw, $ifname, [$tmp_conf]);
 | 
						|
        if (!$found) {
 | 
						|
            push(@new_output, $tmp_conf);
 | 
						|
        } else {
 | 
						|
            $bigfound = 1;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    #print "new output=" . join("\n", @new_output) . "\n";
 | 
						|
    #set the new configuration to the configuration file
 | 
						|
    setConfig($filename, \@new_output);
 | 
						|
    if ($bigfound) {
 | 
						|
        my $rsp = {};
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $rsp->{data}->[0] = "$host: Removed persistent route \"$net/$mask $gw_ip\" from $filename.";
 | 
						|
        } else {
 | 
						|
            $rsp->{data}->[0] = "$host: Removed persistent route \"$net $gw_ip $mask $ifname\" from $filename.";
 | 
						|
        }
 | 
						|
        $callback->($rsp);
 | 
						|
    } else {
 | 
						|
        my $rsp = {};
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $rsp->{data}->[0] = "$host: Persistent route \"$net/$mask $gw_ip\" does not exist in $filename.";
 | 
						|
        } else {
 | 
						|
            $rsp->{data}->[0] = "$host: Persistent route \"$net $gw_ip $mask $ifname\" does not exist in $filename.";
 | 
						|
        }
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
 | 
						|
#check if the route is in the SLES network configuration file
 | 
						|
sub checkConfig_Sles {
 | 
						|
    my $net    = shift;
 | 
						|
    my $mask   = shift;
 | 
						|
    my $gw_ip  = shift;
 | 
						|
    my $gw     = shift;
 | 
						|
    my $ifname = shift;
 | 
						|
    my $output = shift;
 | 
						|
 | 
						|
    # Format:
 | 
						|
    # DESTINATION GATEWAY NETMASK INTERFACE
 | 
						|
    # DESTINATION/PREFIXLEN GATEWAY - INTERFACE
 | 
						|
 | 
						|
    # ipv4 format: 192.168.0.0 207.68.156.51 255.255.0.0 eth1
 | 
						|
    # ipv6 format: fd59::/64 fd57:faaf:e1ab:336:21a:64ff:fe01:1 - -
 | 
						|
    foreach my $line (@$output) {
 | 
						|
        my @a = split(' ', $line);
 | 
						|
        my ($net1, $mask1, $gw1, $ifname1);
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            if (@a > 0) {
 | 
						|
                my $ipv6net = $a[0];
 | 
						|
                ($net1, $mask1) = split("/", $ipv6net);
 | 
						|
            }
 | 
						|
            if (@a > 1) {
 | 
						|
                $gw1 = $a[1];
 | 
						|
                if ($gw1 eq '-') { $gw1 = $gw_ip; }
 | 
						|
            }
 | 
						|
            if (@a > 3) {
 | 
						|
                $ifname1 = $a[3];
 | 
						|
                if ($ifname1 eq '-') { $ifname1 = $ifname; }
 | 
						|
            }
 | 
						|
 | 
						|
        } else {
 | 
						|
            if (@a > 0) {
 | 
						|
                $net1 = $a[0];
 | 
						|
                if ($net1 eq '-') { $net1 = $net; }
 | 
						|
            }
 | 
						|
            if (@a > 1) {
 | 
						|
                $gw1 = $a[1];
 | 
						|
                if ($gw1 eq '-') { $gw1 = $gw_ip; }
 | 
						|
            }
 | 
						|
            if (@a > 2) {
 | 
						|
                $mask1 = $a[2];
 | 
						|
                if ($mask1 eq '-') { $mask1 = $mask; }
 | 
						|
            }
 | 
						|
            if (@a > 3) {
 | 
						|
                $ifname1 = $a[3];
 | 
						|
                if ($ifname1 eq '-') { $ifname1 = $ifname; }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        #print "net=$net1,$net mask=$mask1,$mask gw=$gw1,$gw_ip ifname=$ifname1\n";
 | 
						|
        if (($net1 && $net1 eq $net) && ($mask1 && $mask1 eq $mask) && (($gw1 && $gw1 eq $gw) || ($gw1 && $gw1 eq $gw_ip) || ($ifname1 && $ifname1 eq $ifname))) {
 | 
						|
            return 1;
 | 
						|
        }
 | 
						|
    }
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
 | 
						|
#add the routes to the /etc/sysconfig/static-routes file
 | 
						|
#The format is: any net 172.16.0.0 netmask 255.240.0.0 gw 192.168.0.1 eth0
 | 
						|
sub addPersistentRoute_RH {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    my $filename;
 | 
						|
 | 
						|
    # ipv6
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        $filename = "/etc/sysconfig/static-routes-ipv6";
 | 
						|
    } else {
 | 
						|
        $filename = "/etc/sysconfig/static-routes";
 | 
						|
    }
 | 
						|
    my @output = getConfig($filename);
 | 
						|
 | 
						|
    #print "old output=" . join("\n", @output) . "\n";
 | 
						|
    my $hasConfiged = 0;
 | 
						|
    if (@output && (@output > 0)) {
 | 
						|
        $hasConfiged = checkConfig_RH($net, $mask, $gw_ip, $gw, $ifname, \@output);
 | 
						|
    }
 | 
						|
 | 
						|
    #print "hasConfiged=$hasConfiged\n";
 | 
						|
    my $new_config;
 | 
						|
    if ($net =~ /:/) {
 | 
						|
 | 
						|
        # ifname is required for ipv6 routing
 | 
						|
        if (!$ifname) {
 | 
						|
            my $rsp = {};
 | 
						|
            $rsp->{data}->[0] = "$host: Could not add persistent route for ipv6 network $net/$mask, the ifname is required in the routes table.";
 | 
						|
            $callback->($rsp);
 | 
						|
            return;
 | 
						|
        }
 | 
						|
 | 
						|
        $new_config = "$ifname $net/$mask $gw_ip";
 | 
						|
    } else {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
            $new_config = "any net $net netmask $mask dev $ifname\n";
 | 
						|
        } else {
 | 
						|
            $new_config = "any net $net netmask $mask gw $gw_ip\n";
 | 
						|
        }
 | 
						|
    }
 | 
						|
    if (!$hasConfiged) {
 | 
						|
        push(@output, $new_config);
 | 
						|
 | 
						|
        #print "new output=" . join("\n", @output) . "\n";
 | 
						|
        #Add the route to the configuration file
 | 
						|
        #the format is: destination  gateway  mask  ifname
 | 
						|
        setConfig($filename, \@output);
 | 
						|
 | 
						|
        chomp($new_config);
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Added persistent route \"$new_config\" to $filename.";
 | 
						|
        $callback->($rsp);
 | 
						|
    } else {
 | 
						|
        chomp($new_config);
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Persistent route \"$new_config\" already exists in $filename.";
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
#remove the routes from the /etc/sysconfig/static-routes file
 | 
						|
sub deletePersistentRoute_RH {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host = hostname();
 | 
						|
 | 
						|
    my $filename;
 | 
						|
 | 
						|
    # ipv6
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        $filename = "/etc/sysconfig/static-routes-ipv6";
 | 
						|
    } else {
 | 
						|
        $filename = "/etc/sysconfig/static-routes";
 | 
						|
    }
 | 
						|
    my @output = getConfig($filename);
 | 
						|
 | 
						|
    #print "old output=" . join("\n", @output) . "\n";
 | 
						|
    my @new_output = ();
 | 
						|
    my $bigfound   = 0;
 | 
						|
    foreach my $tmp_conf (@output) {
 | 
						|
        my $found = checkConfig_RH($net, $mask, $gw_ip, $gw, $ifname, [$tmp_conf]);
 | 
						|
        if (!$found) {
 | 
						|
            push(@new_output, $tmp_conf);
 | 
						|
        } else {
 | 
						|
            $bigfound = 1;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    #print "new output=" . join("\n", @new_output) . "\n";
 | 
						|
    #set the new configuration to the configuration file
 | 
						|
    setConfig($filename, \@new_output);
 | 
						|
    if ($bigfound) {
 | 
						|
        my $rsp = {};
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $rsp->{data}->[0] = "$host: Removed persistent route \"$ifname $net/$mask $gw_ip\" from $filename.";
 | 
						|
        } else {
 | 
						|
            $rsp->{data}->[0] = "$host: Removed persistent route \"any net $net netmask $mask gw $gw_ip $ifname\" from $filename.";
 | 
						|
        }
 | 
						|
        $callback->($rsp);
 | 
						|
    } else {
 | 
						|
        my $rsp = {};
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $rsp->{data}->[0] = "$host: Persistent route \"$ifname $net/$mask $gw_ip\" does not exist in $filename.";
 | 
						|
        } else {
 | 
						|
            $rsp->{data}->[0] = "$host: Persistent route \"any net $net netmask $mask gw $gw_ip $ifname\" does not exist in $filename.";
 | 
						|
        }
 | 
						|
        $callback->($rsp);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
sub checkConfig_RH {
 | 
						|
    my $net    = shift;
 | 
						|
    my $mask   = shift;
 | 
						|
    my $gw_ip  = shift;
 | 
						|
    my $gw     = shift;
 | 
						|
    my $ifname = shift;
 | 
						|
    my $output = shift;
 | 
						|
 | 
						|
    foreach my $line (@$output) {
 | 
						|
        my @a = split(' ', $line);
 | 
						|
 | 
						|
        #The format is: any net 172.16.0.0 netmask 255.240.0.0 gw 192.168.0.1 eth0
 | 
						|
        # ipv6 format: eth1 fd60::/64 fd57::214:5eff:fe15:1
 | 
						|
        my ($net1, $mask1, $gw1, $ifname1);
 | 
						|
        if ($net =~ /:/) {
 | 
						|
            $ifname1 = $a[0];
 | 
						|
            if (@a > 1) {
 | 
						|
                my $ipv6net = $a[1];
 | 
						|
                ($net1, $mask1) = split("/", $ipv6net);
 | 
						|
            }
 | 
						|
            if (@a > 2) {
 | 
						|
                $gw1 = $a[2];
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (@a > 2) {
 | 
						|
                $net1 = $a[2];
 | 
						|
                if ($net1 eq '-') { $net1 = $net; }
 | 
						|
            }
 | 
						|
            if (@a > 4) {
 | 
						|
                $mask1 = $a[4];
 | 
						|
                if ($mask1 eq '-') { $mask1 = $mask; }
 | 
						|
            }
 | 
						|
            if (@a > 6) {
 | 
						|
                if ($a[5] eq 'dev') {
 | 
						|
                    $ifname1 = $a[6];
 | 
						|
                    if ($ifname1 eq '-') { $ifname1 = $ifname; }
 | 
						|
                } else {
 | 
						|
                    $gw1 = $a[6];
 | 
						|
                    if ($gw1 eq '-') { $gw1 = $gw_ip; }
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        #print "net=$net1,$net mask=$mask1,$mask gw=$gw1,$gw_ip ifname=$ifname1,ifname\n";
 | 
						|
        if (($net1 && $net1 eq $net) && ($mask1 && $mask1 eq $mask) && (($gw1 && $gw1 eq $gw) || ($gw1 && $gw1 eq $gw_ip) || ($ifname1 && $ifname1 eq $ifname))) {
 | 
						|
            return 1;
 | 
						|
        }
 | 
						|
    }
 | 
						|
    return 0;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
sub addPersistentRoute_Debian {
 | 
						|
    my $callback   = shift;
 | 
						|
    my $net        = shift;
 | 
						|
    my $mask       = shift;
 | 
						|
    my $gw_ip      = shift;
 | 
						|
    my $gw_name    = shift;
 | 
						|
    my $ifname     = shift;
 | 
						|
    my $host       = hostname();
 | 
						|
    my $conf_file  = "/etc/network/interfaces.d/$ifname";
 | 
						|
    my $cmd        = '';
 | 
						|
    my $route_conf = '';
 | 
						|
 | 
						|
    preParse_Debian();
 | 
						|
 | 
						|
    #ipv6
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "::") {
 | 
						|
            $cmd = "grep \"$net/$mask dev $ifname\" $conf_file";
 | 
						|
            $route_conf = "  up route -A inet6 add $net/$mask dev $ifname \n  down route -A inet6 del $net/$mask dev $ifname \n";
 | 
						|
        } else {
 | 
						|
            $cmd = "grep \"$net/$mask gw $gw_ip\" $conf_file";
 | 
						|
            $route_conf = "  up route -A inet6 add $net/$mask gw $gw_ip \n  down route -A inet6 del $net/$mask gw $gw_ip \n";
 | 
						|
        }
 | 
						|
    }
 | 
						|
    else {    #ipv4
 | 
						|
        $cmd = "grep \"-net $net netmask $mask gw $gw_ip\" $conf_file";
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
            $route_conf = "  up route add -net $net netmask $mask dev $ifname \n  down route del -net $net netmask $mask dev $ifname \n";
 | 
						|
        } else {
 | 
						|
            $route_conf = "  up route add -net $net netmask $mask gw $gw_ip \n  down route del -net $net netmask $mask gw $gw_ip\n";
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    #fine the corresponding config in the config file
 | 
						|
    my @returninfo = `$cmd`;
 | 
						|
    if (@returninfo) {
 | 
						|
        my $rsp = {};
 | 
						|
        $rsp->{data}->[0] = "$host: Persistent route \"$returninfo[0]\" already exists in $conf_file.";
 | 
						|
        callback->($rsp);
 | 
						|
        return;
 | 
						|
    }
 | 
						|
 | 
						|
    #add the configuration to the config file
 | 
						|
    my $readyflag = 0;
 | 
						|
    open(FH, "<", $conf_file);
 | 
						|
    my @content = <FH>;
 | 
						|
    close(FH);
 | 
						|
 | 
						|
    #read each line of the file and find the insert place
 | 
						|
    open(FH, ">", $conf_file);
 | 
						|
    foreach my $line (@content) {
 | 
						|
 | 
						|
        #add the route line at the end of this dev part
 | 
						|
        if (($readyflag == 1) && ($line =~ /iface|modprobe/)) {
 | 
						|
            $readyflag = 0;
 | 
						|
            print FH $route_conf;
 | 
						|
        }
 | 
						|
 | 
						|
        if ($line =~ /iface $ifname/) {
 | 
						|
            $readyflag = 1;
 | 
						|
        }
 | 
						|
 | 
						|
        print FH $line;
 | 
						|
    }
 | 
						|
 | 
						|
    #the dev is the last one, add the route at the end of the file
 | 
						|
    if ($readyflag == 1) {
 | 
						|
        print FH $route_conf;
 | 
						|
    }
 | 
						|
 | 
						|
    close(FH);
 | 
						|
}
 | 
						|
 | 
						|
sub deletePersistentRoute_Debian {
 | 
						|
    my $callback = shift;
 | 
						|
    my $net      = shift;
 | 
						|
    my $mask     = shift;
 | 
						|
    my $gw_ip    = shift;
 | 
						|
    my $gw       = shift;
 | 
						|
    my $ifname   = shift;
 | 
						|
 | 
						|
    my $host      = hostname();
 | 
						|
    my $conf_file = "/etc/network/interfaces.d/$ifname";
 | 
						|
    my $match     = "";
 | 
						|
    my $modflag   = 0;
 | 
						|
 | 
						|
    preParse_Debian();
 | 
						|
 | 
						|
    #ipv6
 | 
						|
    if ($net =~ /:/) {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "::") {
 | 
						|
            $match = "$net/$mask dev $ifname";
 | 
						|
        } else {
 | 
						|
            $match = "$net/$mask gw $gw_ip";
 | 
						|
        }
 | 
						|
    }
 | 
						|
    else {
 | 
						|
        if ($gw_ip eq "" || $gw_ip eq "0.0.0.0") {
 | 
						|
            $match = "net $net netmask $mask dev $ifname";
 | 
						|
        } else {
 | 
						|
            $match = "net $net netmask $mask gw $gw_ip";
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    open(FH, "<", $conf_file);
 | 
						|
    my @lines = <FH>;
 | 
						|
    close(FH);
 | 
						|
 | 
						|
    open(FH, ">", $conf_file);
 | 
						|
    foreach my $line (@lines) {
 | 
						|
 | 
						|
        #match the route config, jump to next line
 | 
						|
        if ($line =~ /$match/) {
 | 
						|
            $modflag = 1;
 | 
						|
        }
 | 
						|
        else {
 | 
						|
            print FH $line;
 | 
						|
        }
 | 
						|
    }
 | 
						|
    close(FH);
 | 
						|
 | 
						|
    my $rsp = {};
 | 
						|
    if ($modflag) {
 | 
						|
        $rsp->{data}->[0] = "$host: Removed persistent route \"$match\" from $conf_file.";
 | 
						|
    }
 | 
						|
    else {
 | 
						|
        $rsp->{data}->[0] = "$host: Persistent route \"$match\" does not exist in $conf_file.";
 | 
						|
    }
 | 
						|
 | 
						|
    $callback->($rsp);
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
sub preParse_Debian {
 | 
						|
    my $configfile;
 | 
						|
 | 
						|
    open(FH, "<", "/etc/network/interfaces");
 | 
						|
    my @lines = <FH>;
 | 
						|
    close(FH);
 | 
						|
 | 
						|
    if ($lines[0] =~ /XCAT_CONFIG/i) {
 | 
						|
        return;
 | 
						|
    }
 | 
						|
 | 
						|
    unless (-e "/etc/network/interfaces.bak") {
 | 
						|
        copy("/etc/network/interfaces", "/etc/network/interfaces.bak");
 | 
						|
    }
 | 
						|
 | 
						|
    unless (-d "/etc/network/interfaces.d") {
 | 
						|
        mkpath("/etc/network/interfaces.d");
 | 
						|
    }
 | 
						|
 | 
						|
    open(FH, ">", "/etc/network/interfaces");
 | 
						|
    print FH "#XCAT_CONFIG\n";
 | 
						|
    print FH "source /etc/network/interfaces.d/* \n";
 | 
						|
    close(FH);
 | 
						|
 | 
						|
    foreach my $line (@lines) {
 | 
						|
        if ($line =~ /^\s*$/) {
 | 
						|
            next;
 | 
						|
        }
 | 
						|
 | 
						|
        if ($line =~ /^#.*/) {
 | 
						|
            next;
 | 
						|
        }
 | 
						|
 | 
						|
        my @attr = split /\s+/, $line;
 | 
						|
        if ($attr[0] =~ /auto|allow-hotplug/) {
 | 
						|
            my $i = 1;
 | 
						|
            while ($i < @attr) {
 | 
						|
                open(SFH, ">", "/etc/network/interfaces.d/$attr[$i]");
 | 
						|
                print SFH "$attr[0] $attr[$i]\n";
 | 
						|
                close(SFH);
 | 
						|
                print FH "source /etc/network/interfaces.d/$attr[$i] \n";
 | 
						|
                $i = $i + 1;
 | 
						|
            }
 | 
						|
        }
 | 
						|
        elsif ($attr[0] =~ /mapping|iface/) {
 | 
						|
            $configfile = "/etc/network/interfaces.d/$attr[1]";
 | 
						|
            open(SFH, ">>", $configfile);
 | 
						|
            unless (-e $configfile) {
 | 
						|
                print SFH "auto $attr[1] \n";
 | 
						|
            }
 | 
						|
            print SFH $line;
 | 
						|
            close(SFH);
 | 
						|
        }
 | 
						|
        else {
 | 
						|
            open(SFH, ">>", $configfile);
 | 
						|
            print SFH $line;
 | 
						|
            close(SFH);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return;
 | 
						|
}
 | 
						|
 | 
						|
 |