1351 lines
39 KiB
Perl
1351 lines
39 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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}
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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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}
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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 $installdir = xCAT::TableUtils->getInstallDir();
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while (my ($routename, $route_hash) = each(%all_routes)) {
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if ($route_hash->{process}) {
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my ($gw_name, $gw_ip)=xCAT::NetworkUtils->gethostnameandip($route_hash->{gateway});
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push(@sns, $gw_name);
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if ($route_hash->{net} =~ /:/) {
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# Remove the subnet postfix like /64
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if ($route_hash->{net} =~ /\//) {
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$route_hash->{net} =~ s/\/.*$//;
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}
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# Remove the "/" from the ipv6 prefixlength
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if ($route_hash->{mask}) {
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if ($route_hash->{mask} =~ /\//) {
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$route_hash->{mask} =~ s/^\///;
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}
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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 $op="add";
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if ($delete) { $op="delete"; }
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my $output = xCAT::Utils->runxcmd(
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{
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command => ["xdsh"],
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node => $nodes_tmp,
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arg => ["-e", "/$installdir/postscripts/routeop $op " . $route_hash->{net} . " " . $route_hash->{mask} . " $gw_ip" . " $route_hash->{ifname}"],
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_xcatpreprocessed => [1],
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},
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$sub_req, -1, 1);
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my $rsp={};
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$rsp->{data}=$output;
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$callback->($rsp);
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}
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else { #local on mn or sn
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if ($delete) {
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delete_route($callback, $route_hash->{net}, $route_hash->{mask}, $gw_ip, $gw_name, $route_hash->{ifname});
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}
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else {
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set_route($callback, $route_hash->{net}, $route_hash->{mask}, $gw_ip, $gw_name, $route_hash->{ifname});
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}
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}
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}
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}
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#not all gateways are service nodes
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my %sn_hash=();
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my @allSN=xCAT::ServiceNodeUtils->getAllSN();
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my %allSN_hash=();
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foreach(@allSN) {$allSN_hash{$_}=1;}
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foreach my $sn (@sns) {
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if (exists($allSN_hash{$sn})) {
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$sn_hash{$sn}=1;
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}
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}
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#update servicenode.ipforward
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my $sntab=xCAT::Table->new("servicenode", -create => 1,-autocommit => 1);
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my %valuehash=();
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my $value=1;
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if ($delete) {$value=0;}
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foreach my $sn (keys %sn_hash) {
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$valuehash{$sn} = { ipforward=>$value };
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}
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$sntab->setNodesAttribs(\%valuehash);
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#go to the service nodes to enable/disable ipforwarding
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my @nodes=keys(%sn_hash);
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$sub_req->({
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command=>['ipforward'],
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node=>\@nodes,
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arg=>[$delete]},
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$callback);
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}
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sub process_ipforward {
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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 $args = $request->{arg};
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my $delete=0;
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if ($args) {
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$delete = $args->[0];
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}
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if ($delete) {
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xCAT::NetworkUtils->setup_ip_forwarding(0);
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} else {
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xCAT::NetworkUtils->setup_ip_forwarding(1);
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}
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}
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sub usage {
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my $cb=shift;
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my $rsp={};
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$rsp->{data}->[0]= "Usage: makeroutes -h";
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$rsp->{data}->[1]= " makeroutes -v";
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$rsp->{data}->[2]= " makeroutes [-r routename[,routename...]]";
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$rsp->{data}->[3]= " makeroutes [-r routename[,routename...]] -d ";
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$rsp->{data}->[4]= " makeroutes noderange [-r routename[,routename...]]";
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$rsp->{data}->[5]= " makeroutes noderange [-r routename[,routename...]] -d";
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$cb->($rsp);
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}
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#check if the route exits or not from the route table
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sub route_exists {
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my $net = shift;
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my $mask = shift;
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my $gw_ip = shift;
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my $gw=shift;
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my $ifname = shift;
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my $islinux=xCAT::Utils->isLinux();
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# ipv6 net
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if ($net =~ /:/) {
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if ($islinux) {
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my $result = `ip -6 route show $net/$mask`;
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# 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;
|
|
}
|
|
|
|
|