xcat-core/xCAT-server/lib/xcat/plugins/web.pm
2010-08-27 01:45:43 +00:00

635 lines
16 KiB
Perl

# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#-------------------------------------------------------
=head 1
xCAT plugin package to handle webrun command
=cut
#-------------------------------------------------------
package xCAT_plugin::web;
use strict;
require xCAT::Utils;
require xCAT::MsgUtils;
use Getopt::Long;
use Data::Dumper;
use LWP::Simple;
use xCAT::Table;
use xCAT::NodeRange;
sub handled_commands
{
return { webrun => "web",};
}
#sub preprocess_request
#{
#}
sub process_request
{
my $request = shift;
my $callback = shift;
my $sub_req = shift;
my %authorized_cmds = (
#command => function
'pping' => \&web_pping,
'update'=> \&web_update,
'chtab'=> \&web_chtab,
'lscondition'=> \&web_lscond,
'lsresponse'=> \&web_lsresp,
'lscondresp' => \&web_lscondresp,
'mkcondresp' => \&web_mkcondresp,
'startcondresp' => \&web_startcondresp,
'stopcondresp' => \&web_stopcondresp,
'lsrsrc' => \&web_lsrsrc,
'lsrsrcdef-api' => \&web_lsrsrcdef,
'gettab' => \&web_gettab,
'lsevent' => \&web_lsevent,
'lsdef' => \&web_lsdef,
'unlock' => \&web_unlock,
'rmcstart' => \&web_rmcmonStart,
'rmcshow' => \&web_rmcmonShow,
#'xdsh' => \&web_xdsh,
#THIS list needs to be updated
);
#to check whether the request is authorized or not
split ' ', $request->{arg}->[0];
my $cmd = $_[0];
if(grep { $_ eq $cmd } keys %authorized_cmds) {
my $func = $authorized_cmds{$cmd};
$func->($request, $callback, $sub_req);
}
else {
$callback->({error=>"$cmd is not authorizied!\n",errorcode=>[1]});
}
}
sub web_lsdef {
my ($request, $callback, $sub_req) = @_;
print Dumper($request);
#TODO: web_lsdef works only for "lsdef <noderange> -i nodetype"
my $ret = `$request->{arg}->[0]`;
my @lines = split '\n', $ret;
split '=', $lines[2];
my $ntype = $_[1];
$callback->({data=>"$ntype"});
}
sub web_lsevent {
my ($request, $callback, $sub_req) = @_;
my @ret = `$request->{arg}->[0]`;
#print Dumper(\@ret);
#please refer the manpage for the output format of "lsevent"
my %data = ();
my %record = ();
my $i = 0;
my $j = 0;
foreach my $item (@ret) {
if($item ne "\n") {
chomp $item;
my ($key, $value) = split("=", $item);
$record{$key} = $value;
$j ++;
if($j == 3) {
$i++;
$j = 0;
while (my ($k, $v) = each %record) {
$data{$i}{$k} = $v;
}
%record = ();
}
}
}
#print Dumper(\%data);
while (my ($key, $value) = each %data) {
$callback->({data => $value});
}
}
sub web_lsrsrcdef {
my ($request, $callback, $sub_req) = @_;
my $ret = `$request->{arg}->[0]`;
my @lines = split '\n', $ret;
shift @lines;
print Dumper(\@lines);
my $data = join("=", @lines);
$callback->({data=>"$data"});
}
sub web_lsrsrc {
my ($request, $callback, $sub_req) = @_;
my $ret = `$request->{arg}->[0]`;
my @classes;
my @lines = split '\n', $ret;
shift @lines;
foreach my $line(@lines) {
my $index = index($line, '"', 1);
push @classes, substr($line, 1, $index-1);
}
my $data = join("=",@classes);
$callback->({data=>"$data"});
}
sub web_mkcondresp {
my ($request, $callback, $sub_req) = @_;
print Dumper($request->{arg}->[0]);#debug
my $ret = system($request->{arg}->[0]);
#there's no output for "mkcondresp"
#TODO
if($ret) {
#failed
}
}
sub web_startcondresp {
my ($request, $callback, $sub_req) = @_;
print Dumper($request->{arg}->[0]);#debug
my $ret = system($request->{arg}->[0]);
if($ret) {
#to handle the failure
}
}
sub web_stopcondresp {
my ($request, $callback, $sub_req) = @_;
print Dumper($request->{arg}->[0]);#debug
my $ret = system($request->{arg}->[0]);
if($ret) {
#to handle the failure
}
}
sub web_lscond {
my ($request, $callback, $sub_req) = @_;
my $ret = `lscondition`;
my @lines = split '\n', $ret;
shift @lines;
shift @lines;
foreach my $line (@lines) {
$callback->({data=>$line});
}
}
sub web_lsresp {
my ($request, $callback, $sub_req) = @_;
my $ret = `lsresponse`;
my @resps;
my @lines = split '\n', $ret;
shift @lines;
shift @lines;
foreach my $line (@lines) {
$callback->({data=>$line});
}
}
sub web_lscondresp {
my ($request, $callback, $sub_req) = @_;
my @ret = `lscondresp`;
shift @ret;
shift @ret;
foreach my $line (@ret) {
chomp $line;
$callback->({data=>$line});
}
}
# currently, web_chtab only handle chtab for the table "monitoring"
sub web_chtab {
my ($request, $callback, $sub_req) = @_;
split ' ', $request->{arg}->[0];
my $tmp_str = $_[2];
split '\.', $tmp_str;
my $table = $_[0]; #get the table name
if($table == "monitoring") {
system("$request->{arg}->[0]");
}else {
$callback->({error=>"the table $table is not authorized!\n",errorcode=>[1]});
}
}
sub web_gettab {
#right now, gettab only support the monitoring table
my ($request, $callback, $sub_req) = @_;
split ' ', $request->{arg}->[0];
my $tmp_str = $_[2];
split '\.', $tmp_str;
my $table = $_[0];
if($table == "monitoring") {
my $val = `$request->{arg}->[0]`;
chomp $val;
$callback->({data=>$val});
}else {
$callback->(
{error=>"The table $table is not authorized to get!\n",
errorcode=>[1]});
}
}
sub web_pping {
my ($request, $callback, $sub_req) = @_;
#treat the argument as the commandline, run it and get the return message
my $ret = `$request->{arg}->[0]`;
#parse the message, and use $callback to send back to the web interface
#the message is like this:
# xcat_n02: ping
# xcat_n03: ping
# xcat_n51: ping
# xcat_n52: noping
my @total_stat = split '\n', $ret;
my $str;
foreach $str(@total_stat) {
#TODO
split ':', $str;
$callback->({node=>[{name=>[$_[0]],data=>[{contents=>[$_[1]]}]}]});
}
}
#-------------------------------------------------------
=head3 web_update
Description : Update the xCAT associate RPM on manangement node
Arguments : RPM Name
Repository address
Returns : Nothing
=cut
#-------------------------------------------------------
sub web_update {
my ($request, $callback, $sub_req) = @_;
my $os = "unknow";
my $RpmNames = $request->{arg}->[1];
my $repository = $request->{arg}->[2];
my $FileHandle;
my $cmd;
my $ReturnInfo;
my $WebpageContent = undef;
my $RemoteRpmFilePath = undef;
my $LocalRpmFilePath = undef;
my @temp = undef;
if (xCAT::Utils->isLinux())
{
$os = xCAT::Utils->osver();
#suse linux
if ($os =~ /sles.*/)
{
$RpmNames =~ s/,/ /g;
#create zypper command
$cmd = "zypper -t package -r " . $repository . $RpmNames;
}
#redhat
else
{
#check the yum config file, and delect it if exist.
if (-e "/tmp/xCAT_update.yum.conf")
{
unlink("/tmp/xCAT_update.yum.conf");
}
#create file, return error if failed.
unless ( open ($FileHandle, '>>', "/tmp/xCAT_update.yum.conf"))
{
$callback->({error=>"Create temp file eror!\n",errorcode=>[1]});
return;
}
#write the rpm path into config file.
print $FileHandle "[xcat_temp_update]\n";
print $FileHandle "name=temp prepository\n";
$repository = "baseurl=" . $repository . "\n";
print $FileHandle $repository;
print $FileHandle "enabled=1\n";
print $FileHandle "gpgcheck=0\n";
close($FileHandle);
#use system to run the cmd "yum -y -c config-file update rpm-names"
$RpmNames =~ s/,/ /g;
$cmd = "yum -y -c /tmp/xCAT_update.yum.conf update " . $RpmNames . " 2>&1";
}
#run the command and return the result
$ReturnInfo = readpipe($cmd);
@temp = split(/\n/, $ReturnInfo);
$callback->({info=>$temp[-1]});
}
#AIX
else
{
#open the rpmpath(may be error), and read the page's content
$WebpageContent = LWP::Simple::get($repository);
unless (defined($WebpageContent))
{
$callback->({error=>"open $repository error, please check!!", errorcode=>[1]});
return;
}
#must support for updating several rpms.
foreach (split (/,/, $RpmNames))
{
#find out rpms' corresponding rpm href on the web page
$WebpageContent =~ m/href="($_-.*?[ppc64|noarch].rpm)/i;
unless(defined($1))
{
next;
}
$RemoteRpmFilePath = $repository . $1;
$LocalRpmFilePath = '/tmp/' . $1;
#download rpm package to temp
unless(-e $LocalRpmFilePath)
{
$cmd = "wget -O " . $LocalRpmFilePath . " " . $RemoteRpmFilePath;
if(0 != system($cmd))
{
$ReturnInfo = $ReturnInfo . "update " . $_ . " failed: can not download the rpm\n";
$callback->({error=>$ReturnInfo, errorcode=>[1]});
return;
}
}
#update rpm by rpm packages.
$cmd = "rpm -U " . $LocalRpmFilePath . " 2>&1";
$ReturnInfo = $ReturnInfo . readpipe($cmd);
}
$callback->({info=>$ReturnInfo});
}
}
#-------------------------------------------------------
=head3 web_unlock
Description : Unlock a node by setting up the SSH keys
Arguments : Node
Password
Returns : Nothing
=cut
#-------------------------------------------------------
sub web_unlock {
my ( $request, $callback, $sub_req ) = @_;
my $node = $request->{arg}->[1];
my $password = $request->{arg}->[2];
my $out = `DSH_REMOTE_PASSWORD=$password xdsh $node -K`;
$callback->( { data => $out } );
}
#-------------------------------------------------------
=head3 web_rmcStart
Description : Start the RMC monitoring on management node
Arguments : Nothing
Returns : Nothing
=cut
#-------------------------------------------------------
sub web_rmcmonStart{
my ( $request, $callback, $sub_req ) = @_;
my $nodeRange = $request->{arg}->[1];
my $table;
my $retData = "";
my $output;
#check the running status
$table = xCAT::Table->new('monitoring');
my $rmcWorkingStatus = $table->getAttribs({name => 'rmcmon'}, 'disable');
$table.close();
#the rmc monitoring is running so return directly
if($rmcWorkingStatus){
if ($rmcWorkingStatus->{disable} =~ /0|No|no|NO|N|n/){
$callback->({info=>'RMC Monitoring is running now.'});
return;
}
}
$retData .= "RMC is not running, start it now.\n";
#check the monsetting table rmc's montype contains "performance"
$table = xCAT::Table->new('monsetting');
my $rmcmonType = $table->getAttribs({name=>'rmcmon', key=>'montype'}, 'value');
$table.close();
#the rmc monitoring is not configure right we should configure it again
#there is no rmcmon in monsetting table
if (!$rmcmonType){
$output = xCAT::Utils->runcmd('monadd rmcmon -s [montype=perf]', -1, 1);
foreach (@$output){
$retData .= ($_ . "\n");
};
$retData .= "Add the rmcmon to monsetting table complete.\n";
}
#configure before but there is not performance monitoring, so change the table
else {
if (!($rmcmonType->{value} =~ /perf/)){
$output = xCAT::Utils->runcmd('chtab name=rmcmon,key=montype monsetting.value=perf', -1, 1);
foreach (@$output){
$retData .= ($_ . "\n");
};
$retData .= "Change the rmcmon configure in monsetting table finish.\n";
}
}
#run the rmccfg command to add all nodes into local RMC configuration
$output = xCAT::Utils->runcmd("moncfg rmcmon $nodeRange", -1, 1);
foreach (@$output){
$retData .= ($_ . "\n");
};
#run the rmccfg command to add all nodes into remote RMC configuration
$output = xCAT::Utils->runcmd("moncfg rmcmon $nodeRange -r", -1, 1);
foreach (@$output){
$retData .= ($_ . "\n");
};
#check the monfiguration
#use lsrsrc -a IBM.Host Name. compare the command's return and the noderange, then decide witch node should be refrsrc
#start the rmc monitor
$output = xCAT::Utils->runcmd("monstart rmcmon", -1, 1);
foreach (@$output){
$retData .= ($_ . "\n");
};
$callback->({info=>$retData});
return;
#configure the rmc monitoring
}
sub web_rmcmonShow(){
my ( $request, $callback, $sub_req ) = @_;
my $nodeRange = $request->{arg}->[1];
my @nodes;
my $retInfo;
my $retHash = {};
my $output;
my @activeNodes;
my @rmcNodes;
my $tempNodes;
my $temp = "";
#only get the system rmc info
#like this PctTotalTimeIdle=>"10.0000, 20.0000, 12.0000, 30.0000"
if ('summary' eq $nodeRange){
$output = xCAT::Utils->runcmd("monshow rmcmon -s -t 10 -a PctTotalTimeIdle,PctTotalTimeWait,PctTotalTimeUser,PctTotalTimeKernel,PctRealMemFree", -1, 1);
foreach $temp (@$output){
#the attribute name
if ($temp =~ /Pct/){
$temp =~ s/ //g;
#the first one
if ("" eq $retInfo){
$retInfo .= ($temp . ':');
}
else{
$retInfo =~ s/,$/;/;
$retInfo .= ($temp . ':');
}
next;
}
#the content of the attribute
$temp =~ m/\s+(\d+\.\d{4})/;
if (defined($1)){
$retInfo .= ($1 . ',');
}
}
#return the rmc info
$retInfo =~ s/,$//;
$callback->({info=>$retInfo});
return;
}
if ('lpar' eq $nodeRange){
#get nodes detail containt
@nodes = xCAT::NodeRange::noderange($nodeRange);
if ((@nodes)&& (@nodes > 0)) {
#get all the active nodes
$temp= join(' ', @nodes);
$output =`fping -a $temp 2> /dev/null`;
chomp($output);
@activeNodes = split(/\n/, $output);
#get all the inactive nodes by substracting the active nodes from all.
my %temp2;
foreach(@activeNodes) {
$temp2{$_}=1;
}
foreach(@nodes) {
if (!$temp2{$_}) {
push(@{$retHash->{node}},{name=>$_, data=>'NA'});
}
}
}
if (@activeNodes < 1){
$callback->($retHash);
return;
}
$tempNodes = join(',', @activeNodes);
$output = xCAT::Utils->runcmd("xdsh $tempNodes rpm -q rsct.core", -1, 1);
#non-installed
foreach(@$output){
my @temp = split(/:/, $_);
if(@temp[1] =~ /not installed/){
push(@{$retHash->{node}},{name=>@temp[0], data=>'NI'});
}
else{
push(@rmcNodes, @temp[0]);
}
}
#there are not rmc nodes, so we should return directly
if (@rmcNodes < 1){
$callback->($retHash);
return;
}
$tempNodes = join(',', @rmcNodes);
$output = xCAT::Utils->runcmd("xdsh $tempNodes \"/bin/ps -ef | /bin/grep rmcd | /bin/grep -v grep\" | /bin/awk '{print \$1\$9}'", -1, 1);
foreach(@$output){
my @temp = split(/:/, $_);
if(@temp[1] =~ /rmcd/){
push(@{$retHash->{node}},{name=>@temp[0], data=>'OK'});
}
#not running
else{
push(@{$retHash->{node}},{name=>@temp[0], data=>'NR'});
}
}
$callback->($retHash);
return;
}
my $attrName = "";
my @attrValue = ();
$output = xCAT::Utils->runcmd("monshow rmcmon $nodeRange -t 60 -a PctTotalTimeIdle,PctTotalTimeWait,PctTotalTimeUser,PctTotalTimeKernel,PctRealMemFree", -1, 1);
foreach(@$output){
$temp = $_;
if ($temp =~ /\t/){
$temp =~ s/\t/ /g;
chomp($temp);
}
#the attribute name
if ($temp =~ m/\s+(Pct.*)\s+/){
$temp = $1;
#the first one
if ("" ne $attrName){
push(@{$retHash->{node}}, {name=>$attrName, data=>join(',', @attrValue)});
$attrName = "";
@attrValue = ();
}
$attrName = $temp;
next;
}
#the content of the attribute
$temp =~ m/\s+(\d+\.\d{4})\s*$/;
if (defined($1)){
push(@attrValue, $1);
}
}
#push the last attribute name and values.
push(@{$retHash->{node}}, {name=>$attrName, data=>join(',', @attrValue)});
$callback->($retHash);
}