supporting Mellanox IB switch configurations in rspconfig command, more to come

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@10761 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
linggao 2011-10-13 00:29:40 +00:00
parent 3c52d63526
commit efa5bf9b1b
2 changed files with 857 additions and 64 deletions

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@ -0,0 +1,624 @@
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
package xCAT::MellanoxIB;
BEGIN
{
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use lib "$::XCATROOT/lib/perl";
use IO::Socket;
use Data::Dumper;
use xCAT::NodeRange;
use xCAT::Utils;
use Sys::Syslog;
use Expect;
use Storable;
use strict;
#-------------------------------------------------------------------------------
=head1 xCAT::MellanoxIB
=head2 Package Description
It handles Mellanox IB switch related function. It used the CLI interface of
Mellanox IB switch
=cut
#--------------------------------------------------------------------------------
#--------------------------------------------------------------------------------
=head3 getConfigure
It queries the info from the given swithes.
Arguments:
noderange-- an array ref to switches.
callback -- pointer for writes response back to the client.
suncommand --- attribute to query about.
Returns:
0 --- sucessful
none 0 --- unsuccessful.
=cut
#--------------------------------------------------------------------------------
sub getConfig {
my $noderange=shift;
if ($noderange =~ /xCAT::MellanoxIB/) {
$noderange=shift;
}
my $callback=shift;
my $subreq=shift;
my $subcommand=shift;
#handle sshcfg with expect script
if ($subcommand eq "sshcfg") {
return querySSHcfg($noderange,$callback);
}
#get the username and the password
my $swstab=xCAT::Table->new('switches',-create=>1);
my $sws_hash = $swstab->getNodesAttribs($noderange,['sshusername']);
my $passtab = xCAT::Table->new('passwd');
my $ent;
($ent) = $passtab->getAttribs({key => "switch"}, qw(username));
foreach my $node (@$noderange) {
my $cmd;
my $username;
if ($sws_hash->{$node}->[0]) {
$username=$sws_hash->{$node}->[0]->{sshusername};
}
if (!$username) {
if ($ent) {
$username=$ent->{username};
}
}
if (!$username) {
$username="xcat";
}
if (($subcommand eq "alert") || ($subcommand eq "snmpcfg") || ($subcommand eq "community") || ($subcommand eq "snmpdest")) {
$cmd='show snmp';
}
else {
my $rsp = {};
$rsp->{error}->[0] = "Unsupported subcommand: $subcommand";
$callback->($rsp);
return;
}
#now goto the switch and get the output
my $output = xCAT::Utils->runxcmd({command => ["xdsh"], node =>[$node], arg => ["--devicetype", "IBSwitch::Mellanox", "$cmd"], env=>["DSH_TO_USERID=$username"]}, $subreq, -1, 1);
if ($output) {
my $result=parseOutput($node, $subcommand, $output);
my $rsp = {};
my $i=-1;
foreach my $o (@$result) {
$i++;
$rsp->{data}->[$i] = $o;
}
$callback->($rsp);
}
} #end foreach
}
sub parseOutput {
my $node=shift;
my $subcommand=shift;
my $input=shift; #an array pointer
my $output;
if ($subcommand eq "alert") {
foreach my $tmpstr (@$input) {
if ($tmpstr =~ /Traps enabled:/) {
if ($tmpstr =~ /yes/) {
$output=["$node: Switch Alerting enabled"];
} else {
$output=["$node: Switch Alerting disabled"];
}
}
}
if ($output) { return $output; }
} elsif ($subcommand eq "snmpcfg") {
foreach my $tmpstr (@$input) {
if ($tmpstr =~ /SNMP enabled:/) {
if ($tmpstr =~ /yes/) {
$output=["$node: SNMP enabled"];
} else {
$output=["$node: SNMP disabled"];
}
}
}
if ($output) { return $output; }
} elsif ($subcommand eq "snmpdest") {
my $found=0;
my $j=0;
foreach my $tmpstr (@$input) {
if ((!$found) && ($tmpstr =~ /Trap sinks:/)) {
$found=1;
$output->[0]="$node: SNMP Destination:";
}
if ($tmpstr =~ /Events for which/) {
if (!$found) {
next;
} else {
last;
}
}
if ($found) {
$tmpstr =~ s/$node: //g;
$output->[++$j]=$tmpstr;
}
}
if ($output) { return $output; }
} elsif ($subcommand eq "community") {
foreach my $tmpstr (@$input) {
if ($tmpstr =~ /Read-only community:/) {
my @a=split(':', $tmpstr);
my $c_str;
if (@a > 2) {
$c_str=$a[2];
}
$output=["$node: SNMP Community: $c_str"];
}
}
if ($output) { return $output; }
}
return $input #an array pointer
}
#--------------------------------------------------------------------------------
=head3 setConfigure
It configures the the given swithes.
Arguments:
noderange-- an array ref to switches.
callback -- pointer for writes response back to the client.
suncommand --- attribute to set.
Returns:
0 --- sucessful
none 0 --- unsuccessful.
=cut
#--------------------------------------------------------------------------------
sub setConfig {
my $noderange=shift;
if ($noderange =~ /xCAT::MellanoxIB/) {
$noderange=shift;
}
my $callback=shift;
my $subreq=shift;
my $subcommand=shift;
my $argument=shift;
#handle sshcfg with expect script
if ($subcommand eq "sshcfg") {
if($argument eq "on" or $argument =~ /^en/ or $argument =~ /^enable/) {
return setSSHcfg($noderange, $callback, 1);
}
elsif ($argument eq "off" or $argument =~ /^dis/ or $argument =~ /^disable/) {
return setSSHcfg($noderange, $callback, 0);
} else {
my $rsp = {};
$rsp->{error}->[0] = "Unsupported argument for sshcfg: $argument";
$callback->($rsp);
return;
}
}
#get the username and the password
my $swstab=xCAT::Table->new('switches',-create=>1);
my $sws_hash = $swstab->getNodesAttribs($noderange,['sshusername']);
my $passtab = xCAT::Table->new('passwd');
my $ent;
($ent) = $passtab->getAttribs({key => "switch"}, qw(username));
foreach my $node (@$noderange) {
my @cfgcmds;
my $username;
if ($sws_hash->{$node}->[0]) {
$username=$sws_hash->{$node}->[0]->{sshusername};
}
if (!$username) {
if ($ent) {
$username=$ent->{username};
}
}
if (!$username) {
$username="xcat"; #default ssh username
}
if ($subcommand eq "alert") {
if($argument eq "on" or $argument =~ /^en/ or $argument =~ /^enable/) {
my $ip="9.114.154.69";
$cfgcmds[0]="snmp-server enable traps";
$cfgcmds[1]="snmp-server host$ip traps version 2c public";
}
elsif ($argument eq "off" or $argument =~ /^dis/ or $argument =~ /^disable/) {
my $ip="9.114.154.69";
$cfgcmds[0]="snmp-server host $ip disable";
} else {
my $rsp = {};
$rsp->{error}->[0] = "Unsupported argument for $subcommand: $argument";
$callback->($rsp);
return;
}
}
elsif ($subcommand eq "snmpcfg") {
if($argument eq "on" or $argument =~ /^en/ or $argument =~ /^enable/) {
$cfgcmds[0]="snmp-server enable";
}
elsif ($argument eq "off" or $argument =~ /^dis/ or $argument =~ /^disable/) {
$cfgcmds[0]="no snmp-server enable";
} else {
my $rsp = {};
$rsp->{error}->[0] = "Unsupported argument for $subcommand: $argument";
$callback->($rsp);
return;
}
}
elsif ($subcommand eq "community") {
$cfgcmds[0]="snmp-server community $argument";
}
elsif ($subcommand eq "snmpdest") {
$cfgcmds[0]="snmp-server host $argument traps version 2c public";
}
else {
my $rsp = {};
$rsp->{error}->[0] = "Unsupported subcommand: $subcommand";
$callback->($rsp);
return;
}
#now do the real bussiness
my $cmd="enable;configure terminal";
foreach (@cfgcmds) {
$cmd .= ";$_";
}
my $output = xCAT::Utils->runxcmd({command => ["xdsh"], node =>[$node], arg => ["--devicetype", "IBSwitch::Mellanox", "$cmd"], env=>["DSH_TO_USERID=$username"]}, $subreq, -1, 1);
#only print out the error
if ($::RUNCMD_RC != 0) {
if ($output) {
my $rsp = {};
my $i=-1;
foreach my $o (@$output) {
$i++;
$rsp->{data}->[$i] = $o;
}
$callback->($rsp);
}
}
#now qerry
return getConfig($noderange, $callback, $subreq, $subcommand);
}
}
#--------------------------------------------------------------------------------
=head3 querySSHcfg
It checks if the current host can ssh to the given switches without password.
Arguments:
noderange-- an array ref to switches.
callback -- pointer for writes response back to the client.
Returns:
0 --- sucessful
none 0 --- unsuccessful.
=cut
#--------------------------------------------------------------------------------
sub querySSHcfg {
my $noderange=shift;
if ($noderange =~ /xCAT::MellanoxIB/) {
$noderange=shift;
}
my $callback=shift;
my $mysw;
my $enable_cmd="enable\r";
my $exit_cmd="exit\r";
my $pwd_prompt = "Password: ";
my $sw_prompt = "^.*\] > ";
my $enable_prompt="^.*\] \#";
my $expstr="SSH authorized keys:";
my $debug = 0;
if ($::VERBOSE)
{
$debug = 1;
}
#get the username and the password
my $swstab=xCAT::Table->new('switches',-create=>1);
my $sws_hash = $swstab->getNodesAttribs($noderange,['sshusername','sshpassword']);
my $passtab = xCAT::Table->new('passwd');
my $ent;
($ent) = $passtab->getAttribs({key => "switch"}, qw(username password));
#get the ssh public key from this host
my $fname = ((xCAT::Utils::isAIX()) ? "/.ssh/":"/root/.ssh/")."id_rsa.pub";
unless ( open(FH,"<$fname") ) {
$callback->({error=>["Error opening file $fname."],errorcode=>[1]});
return 1;
}
my ($sshkey) = <FH>;
close(FH);
#remove the userid@host part
my @tmpa=split(' ', $sshkey);
if (@tmpa > 2) {
$sshkey=$tmpa[0] . ' ' . $tmpa[1];
}
foreach my $node (@$noderange) {
my $username;
my $passwd;
if ($sws_hash->{$node}->[0]) {
#print "got to switches table\n";
$username=$sws_hash->{$node}->[0]->{sshusername};
$passwd=$sws_hash->{$node}->[0]->{sshpassword};
}
if (!$username) {
#print "got to passwd table\n";
if ($ent) {
$username=$ent->{username};
$passwd=$ent->{password};
}
}
unless ($username) {
$callback->({error=>["Unable to get the username and the password for node $node. Please fill the switches table or the password table."],errorcode=>[1]});
next;
}
#print "username=$username, password=$passwd\n";
$mysw = new Expect;
$mysw->exp_internal($debug);
#
# log_stdout(0) prevent the program's output from being shown.
# turn on if debugging error
$mysw->log_stdout($debug);
my @cfgcmds=();
$cfgcmds[0]="show ssh client\r";
my $login_cmd = "ssh -l $username $node\r";
my $passwd_cmd="$passwd\r";
unless ($mysw->spawn($login_cmd))
{
$mysw->soft_close();
my $rsp;
$rsp->{data}->[0]="Unable to run $login_cmd.";
xCAT::MsgUtils->message("I", $rsp, $callback);
next;
}
my @result = $mysw->expect(
5,
[
$pwd_prompt,
sub {
$mysw->clear_accum();
$mysw->send($passwd_cmd);
print "$node: password sent\n";
$mysw->exp_continue();
}
],
[
"-re", $sw_prompt,
sub {
print "$node: sending command: $enable_cmd\n";
$mysw->clear_accum();
$mysw->send($enable_cmd);
$mysw->exp_continue();
}
],
[
"-re", $enable_prompt,
sub {
print "$node: sending command: $cfgcmds[0]\n";
$mysw->clear_accum();
$mysw->send($cfgcmds[0]);
$mysw->send(" ");
sleep 1;
$mysw->exp_continue();
}
],
[
$expstr,
sub {
print "got here\n";
my $tmp=$mysw->after();
my $tmp1=`echo "$tmp" \|col`;
my @a=split('\n', $tmp1);
my $line=0;
foreach (@a) {
$line++;
print "$line ::: $_\n";
}
#$rsp->{data}->[0]="$node: $outstr";
#$callback->($rsp);
$mysw->clear_accum();
$mysw->send($exit_cmd);
}
]
);
if (defined($result[1]))
{
my $errmsg = $result[1];
$mysw->soft_close();
my $rsp;
$rsp->{data}->[0]="$node: command error: $result[1]";
xCAT::MsgUtils->message("I",$rsp, $callback);
next;
}
$mysw->soft_close();
}
}
#--------------------------------------------------------------------------------
=head3 setSSHcfg
It enables/diables the current host to ssh to the given switches without password.
Arguments:
noderange-- an array ref to switches.
callback -- pointer for writes response back to the client.
Returns:
0 --- sucessful
none 0 --- unsuccessful.
=cut
#--------------------------------------------------------------------------------
sub setSSHcfg {
my $noderange=shift;
if ($noderange =~ /xCAT::MellanoxIB/) {
$noderange=shift;
}
my $callback=shift;
my $enable=shift;
my $mysw;
my $enable_cmd="enable\r";
my $config_cmd="configure terminal\r";
my $exit_cmd="exit\r";
my $pwd_prompt = "Password: ";
my $sw_prompt = "^.*\] > ";
my $enable_prompt="^.*\] \#";
my $config_prompt="^.*\\\(config\\\) \#";
my $debug = 0;
if ($::VERBOSE)
{
$debug = 1;
}
#get the username and the password
my $swstab=xCAT::Table->new('switches',-create=>1);
my $sws_hash = $swstab->getNodesAttribs($noderange,['sshusername','sshpassword']);
my $passtab = xCAT::Table->new('passwd');
my $ent;
($ent) = $passtab->getAttribs({key => "switch"}, qw(username password));
#get the ssh public key from this host
my $fname = ((xCAT::Utils::isAIX()) ? "/.ssh/":"/root/.ssh/")."id_rsa.pub";
unless ( open(FH,"<$fname") ) {
$callback->({error=>["Error opening file $fname."],errorcode=>[1]});
return 1;
}
my ($sshkey) = <FH>;
close(FH);
#remove the userid@host part
#my @tmpa=split(' ', $sshkey);
#if (@tmpa > 2) {
# $sshkey=$tmpa[0] . ' ' . $tmpa[1];
#}
foreach my $node (@$noderange) {
my $username;
my $passwd;
if ($sws_hash->{$node}->[0]) {
#print "got to switches table\n";
$username=$sws_hash->{$node}->[0]->{sshusername};
$passwd=$sws_hash->{$node}->[0]->{sshpassword};
}
if (!$username) {
#print "got to passwd table\n";
if ($ent) {
$username=$ent->{username};
$passwd=$ent->{password};
}
}
unless ($username) {
$callback->({error=>["Unable to get the username and the password for node $node. Please fill the switches table or the password table."],errorcode=>[1]});
next;
}
print "username=$username, password=$passwd\n";
$mysw = new Expect;
$mysw->exp_internal($debug);
#
# log_stdout(0) prevent the program's output from being shown.
# turn on if debugging error
$mysw->log_stdout($debug);
my @cfgcmds=();
$cfgcmds[0]="ssh client user $username authorized-key sshv2 \"$sshkey\"\r";
my $login_cmd = "ssh -l $username $node\r";
my $passwd_cmd="$passwd\r";
unless ($mysw->spawn($login_cmd))
{
$mysw->soft_close();
my $rsp;
$rsp->{data}->[0]="Unable to run $login_cmd.";
xCAT::MsgUtils->message("I", $rsp, $callback);
next;
}
my @result = $mysw->expect(
5,
[
$pwd_prompt,
sub {
$mysw->clear_accum();
$mysw->send($passwd_cmd);
print "$node: password sent\n";
$mysw->exp_continue();
}
],
[
"-re", $sw_prompt,
sub {
print "$node: sending command: $enable_cmd\n";
$mysw->clear_accum();
$mysw->send($enable_cmd);
$mysw->exp_continue();
}
],
[
"-re", $enable_prompt,
sub {
print "$node: sending command: $config_cmd\n";
$mysw->clear_accum();
$mysw->send($config_cmd);
$mysw->exp_continue();
}
],
[
"-re", $config_prompt,
sub {
print "$node: sending command: $cfgcmds[0]\n";
$mysw->clear_accum();
$mysw->send($cfgcmds[0]);
sleep 1;
$mysw->send($exit_cmd);
}
],
);
if (defined($result[1]))
{
my $errmsg = $result[1];
$mysw->soft_close();
my $rsp;
$rsp->{data}->[0]="$node: command error: $result[1]";
xCAT::MsgUtils->message("I",$rsp, $callback);
next;
}
$mysw->soft_close();
}
}
1;

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@ -1,80 +1,249 @@
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
package xCAT_plugin::switch;
BEGIN
{
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use lib "$::XCATROOT/lib/perl";
use IO::Socket;
use Data::Dumper;
use xCAT::MacMap;
use xCAT::NodeRange;
use Sys::Syslog;
use Storable;
use xCAT::MellanoxIB;
my $macmap;
sub handled_commands {
$macmap = xCAT::MacMap->new();
return {
findme => 'switch',
findmac => 'switch',
};
$macmap = xCAT::MacMap->new();
return {
findme => 'switch',
findmac => 'switch',
rspconfig => 'nodehm:mgt',
};
}
sub preprocess_request {
my $request = shift;
if (defined $request->{_xcatpreprocessed}->[0] and $request->{_xcatpreprocessed}->[0] == 1) { return [$request]; }
my $callback=shift;
my @requests;
my $noderange = $request->{node};
my $command = $request->{command}->[0];
my $extrargs = $request->{arg};
my @exargs=($request->{arg});
if (ref($extrargs)) {
@exargs=@$extrargs;
}
if ($command eq "rspconfig") {
my $usage_string=xCAT::Usage->parseCommand($command, @exargs);
if ($usage_string) {
$callback->({data=>$usage_string});
$request = {};
return;
}
if (!$noderange) {
$usage_string=xCAT::Usage->getUsage($command);
$callback->({data=>$usage_string});
$request = {};
return;
}
#make sure all the nodes are switches
my $switchestab=xCAT::Table->new('switches',-create=>0);
my @all_switches;
my @tmp=$switchestab->getAllAttribs(('switch'));
if (defined(@tmp) && (@tmp > 0)) {
foreach(@tmp) {
my @switches_tmp=noderange($_->{switch});
if (@switches_tmp==0) { push @switches_tmp, $_->{switch}; }
foreach my $switch (@switches_tmp) {
push @all_switches, $switch;
}
}
}
#print "all switches=@all_switches\n";
my @wrong_nodes;
foreach my $node (@$noderange) {
if (! grep /^$node$/, @all_switches) {
push @wrong_nodes, $node;
}
}
if (@wrong_nodes > 0) {
my $rsp = {};
$rsp->{error}->[0] = "The following nodes are not defined in the switches table:\n @wrong_nodes.";
$callback->($rsp);
return;
}
# find service nodes for requested switch
# build an individual request for each service node
my $service = "xcat";
my $sn = xCAT::Utils->get_ServiceNode($noderange, $service, "MN");
# build each request for each service node
foreach my $snkey (keys %$sn)
{
#print "snkey=$snkey\n";
my $reqcopy = {%$request};
$reqcopy->{node} = $sn->{$snkey};
$reqcopy->{'_xcatdest'} = $snkey;
$reqcopy->{_xcatpreprocessed}->[0] = 1;
push @requests, $reqcopy;
}
return \@requests;
}
return [$request];
}
sub process_request {
my $req = shift;
my $cb = shift;
my $doreq = shift;
my $node;
my $mac = '';
if ($req->{command}->[0] eq 'findmac') {
$mac = $req->{arg}->[0];
$node = $macmap->find_mac($mac,0);
$cb->({node=>[{name=>$node,data=>$mac}]});
return;
}
my $ip = $req->{'_xcat_clientip'};
if (defined $req->{nodetype} and $req->{nodetype}->[0] eq 'virtual') {
#Don't attempt switch discovery of a VM Guest
#TODO: in this case, we could/should find the host system
#and then ask it what node is associated with the mac
#Either way, it would be kinda weird since xCAT probably made up the mac addy
#anyway, however, complex network topology function may be aided by
#discovery working. Food for thought.
return;
}
my $arptable = `/sbin/arp -n`;
my @arpents = split /\n/,$arptable;
foreach (@arpents) {
if (m/^($ip)\s+\S+\s+(\S+)\s/) {
$mac=$2;
last;
}
}
my $firstpass=1;
if ($mac) {
$node = $macmap->find_mac($mac,$req->{cacheonly}->[0]);
$firstpass=0;
}
if (not $node) { # and $req->{checkallmacs}->[0]) {
foreach (@{$req->{mac}}) {
/.*\|.*\|([\dABCDEFabcdef:]+)(\||$)/;
$node = $macmap->find_mac($1,$firstpass);
$firstpass=0;
if ($node) { last; }
my $req = shift;
my $cb = shift;
my $doreq = shift;
my $node;
my $mac = '';
if ($req->{command}->[0] eq 'findmac') {
$mac = $req->{arg}->[0];
$node = $macmap->find_mac($mac,0);
$cb->({node=>[{name=>$node,data=>$mac}]});
return;
} elsif ($req->{command}->[0] eq 'rspconfig') {
return process_switch_config($req, $cb, $doreq);
} elsif ($req->{command}->[0] eq 'findme') {
my $ip = $req->{'_xcat_clientip'};
if (defined $req->{nodetype} and $req->{nodetype}->[0] eq 'virtual') {
#Don't attempt switch discovery of a VM Guest
#TODO: in this case, we could/should find the host system
#and then ask it what node is associated with the mac
#Either way, it would be kinda weird since xCAT probably made up the mac addy
#anyway, however, complex network topology function may be aided by
#discovery working. Food for thought.
return;
}
my $arptable = `/sbin/arp -n`;
my @arpents = split /\n/,$arptable;
foreach (@arpents) {
if (m/^($ip)\s+\S+\s+(\S+)\s/) {
$mac=$2;
last;
}
}
my $firstpass=1;
if ($mac) {
$node = $macmap->find_mac($mac,$req->{cacheonly}->[0]);
$firstpass=0;
}
if (not $node) { # and $req->{checkallmacs}->[0]) {
foreach (@{$req->{mac}}) {
/.*\|.*\|([\dABCDEFabcdef:]+)(\||$)/;
$node = $macmap->find_mac($1,$firstpass);
$firstpass=0;
if ($node) { last; }
}
}
if ($node) {
my $mactab = xCAT::Table->new('mac',-create=>1);
$mactab->setNodeAttribs($node,{mac=>$mac});
$mactab->close();
#my %request = (
# command => ['makedhcp'],
# node => [$node]
#);
#$doreq->(\%request);
$req->{command}=['discovered'];
$req->{noderange} = [$node];
$doreq->($req);
%{$req}=();#Clear req structure, it's done..
undef $mactab;
} else {
#Shouldn't complain, might be blade, but how to log total failures?
}
}
}
if ($node) {
my $mactab = xCAT::Table->new('mac',-create=>1);
$mactab->setNodeAttribs($node,{mac=>$mac});
$mactab->close();
#my %request = (
# command => ['makedhcp'],
# node => [$node]
#);
#$doreq->(\%request);
$req->{command}=['discovered'];
$req->{noderange} = [$node];
$doreq->($req);
%{$req}=();#Clear req structure, it's done..
undef $mactab;
} else {
#Shouldn't complain, might be blade, but how to log total failures?
}
}
sub process_switch_config {
my $request = shift;
my $callback=shift;
my $subreq=shift;
my $noderange = $request->{node};
my $command = $request->{command}->[0];
my $extrargs = $request->{arg};
my @exargs=($request->{arg});
if (ref($extrargs)) {
@exargs=@$extrargs;
}
my $subcommand=join(' ', @exargs);
my $argument;
($subcommand,$argument) = split(/=/,$subcommand);
if (!$subcommand) {
my $rsp = {};
$rsp->{error}->[0] = "No subcommand specified.";
$callback->($rsp);
return;
}
#decide what kind of swith it is
my $sw_types=getSwitchType($noderange); #hash {type=>[node1,node1...]}
foreach my $t (keys(%$sw_types)) {
my $nodes=$sw_types->{$t};
if (@$nodes>0) {
if ($t =~ /Mellanox/i) {
if (!$argument) {
xCAT::MellanoxIB::getConfig($nodes, $callback, $subreq, $subcommand);
} else {
xCAT::MellanoxIB::setConfig($nodes, $callback, $subreq, $subcommand, $argument);
}
} else {
my $rsp = {};
$rsp->{error}->[0] = "The following '$t' switches are unsuppored:\n@$nodes";
$callback->($rsp);
}
}
}
}
#--------------------------------------------------------------------------------
=head3 getSwitchType
It determins the swtich vendor and model for the given swith.
Arguments:
noderange-- an array ref to switches.
Returns:
a hash ref. the key is the switch type string and the value is an array ref to the swithces t
=cut
#--------------------------------------------------------------------------------
sub getSwitchType {
my $noderange=shift;
if ($noderange =~ /xCAT_plugin::switch/) {
$noderange=shift;
}
my $ret={};
my $switchestab = xCAT::Table->new('switches',-create=>1);
my $switches_hash = $switchestab->getNodesAttribs($noderange,['switchtype']);
foreach my $node (@$noderange) {
my $type="EtherNet";
if ($switches_hash) {
if ($switches_hash->{$node}-[0]) {
$type = $switches_hash->{$node}->[0]->{switchtype};
}
}
if (exists($ret->{$type})) {
$pa=$ret->{$type};
push @$pa, $node;
} else {
$ret->{$type}=[$node];
}
}
return $ret;
}
1;