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xcat-core/xCAT-server/lib/perl/xCAT/PPC.pm

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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
package xCAT::PPC;
use strict;
use lib "/opt/xcat/lib/perl";
use xCAT::Table;
use xCAT::Utils;
use xCAT::SvrUtils;
use xCAT::Usage;
use POSIX "WNOHANG";
use Storable qw(freeze thaw);
use Time::HiRes qw(gettimeofday sleep);
use IO::Select;
use Socket;
use xCAT::PPCcli;
use xCAT::GlobalDef;
use xCAT::DBobjUtils;
use xCAT_monitoring::monitorctrl;
use Thread qw(yield);
##########################################
# Globals
##########################################
my %modules = (
rinv => "xCAT::PPCinv",
rpower => "xCAT::PPCpower",
rvitals => "xCAT::PPCvitals",
rscan => "xCAT::PPCscan",
mkvm => "xCAT::PPCvm",
rmvm => "xCAT::PPCvm",
lsvm => "xCAT::PPCvm",
chvm => "xCAT::PPCvm",
rnetboot => "xCAT::PPCboot",
getmacs => "xCAT::PPCmac",
reventlog => "xCAT::PPClog",
rspconfig => "xCAT::PPCcfg",
rflash => "xCAT::PPCrflash"
);
##########################################
# Database errors
##########################################
my %errmsg = (
NODE_UNDEF =>"Node not defined in '%s' database",
NO_ATTR =>"'%s' not defined in '%s' database",
DB_UNDEF =>"'%s' database not defined"
);
##########################################################################
# Invokes the callback with the specified message
##########################################################################
sub send_msg {
my $request = shift;
my $ecode = shift;
my %output;
#################################################
# Called from child process - send to parent
#################################################
if ( exists( $request->{pipe} )) {
my $out = $request->{pipe};
$output{errorcode} = $ecode;
$output{data} = \@_;
print $out freeze( [\%output] );
print $out "\nENDOFFREEZE6sK4ci\n";
}
#################################################
# Called from parent - invoke callback directly
#################################################
elsif ( exists( $request->{callback} )) {
my $callback = $request->{callback};
$output{errorcode} = $ecode;
$output{data} = \@_;
$callback->( \%output );
}
}
##########################################################################
# Fork child to execute remote commands
##########################################################################
sub process_command {
my $request = shift;
my %nodes = ();
my $callback = $request->{callback};
my $sitetab = xCAT::Table->new( 'site' );
my @site = qw(ppcmaxp ppctimeout maxssh ppcretry fsptimeout);
my $start;
#######################################
# Default site table attributes
#######################################
$request->{ppcmaxp} = 64;
$request->{ppctimeout} = 0;
$request->{fsptimeout} = 0;
$request->{ppcretry} = 3;
$request->{maxssh} = 10;
#######################################
# Get site table attributes
#######################################
if ( defined( $sitetab )) {
foreach ( @site ) {
my ($ent) = $sitetab->getAttribs({ key=>$_},'value');
if ( defined($ent) ) {
$request->{$_} = $ent->{value};
}
}
}
if ( exists( $request->{verbose} )) {
$start = Time::HiRes::gettimeofday();
}
#######################################
# Group nodes based on command
#######################################
my $nodes = preprocess_nodes( $request );
if ( !defined( $nodes )) {
return(1);
}
#get new node status
my %nodestat=();
my $check=0;
my $newstat;
my $global_check=1;
if ($sitetab) {
(my $ref) = $sitetab->getAttribs({key => 'nonodestatus'}, 'value');
if ($ref and $ref->{value}) {
if ($ref->{value} =~ /1|y|Y/) { $global_check=0; }
}
}
if ($request->{command} eq 'rpower') {
my $subcommand=$request->{op};
if (($global_check) && ($subcommand ne 'stat') && ($subcommand ne 'status') && ($subcommand ne 'state')) {
$check=1;
my $noderange = $request->{node};
my @allnodes=@$noderange;
if ($subcommand eq 'off') { $newstat=$::STATUS_POWERING_OFF; }
else { $newstat=$::STATUS_BOOTING;}
foreach (@allnodes) { $nodestat{$_}=$newstat; }
if ($subcommand ne 'off') {
#get the current nodeset stat
if (@allnodes>0) {
my $nsh={};
my ($ret, $msg)=xCAT::SvrUtils->getNodesetStates(\@allnodes, $nsh);
if ($ret) { trace( $request, $msg );}
else {
foreach (keys %$nsh) {
my $currstate=$nsh->{$_};
$nodestat{$_}=xCAT_monitoring::monitorctrl->getNodeStatusFromNodesetState($currstate, "rpower");
}
}
}
}
}
} elsif ($request->{command} eq 'rnetboot') {
$check=1;
my $noderange = $request->{node};
my @allnodes=@$noderange;
#get the current nodeset stat
if (@allnodes>0) {
my $nsh={};
my ($ret, $msg)=xCAT::SvrUtils->getNodesetStates(\@allnodes, $nsh);
if ($ret) { trace( $request, $msg );}
else {
foreach (keys %$nsh) {
my $currstate=$nsh->{$_};
$nodestat{$_}=xCAT_monitoring::monitorctrl->getNodeStatusFromNodesetState($currstate, "netboot");
}
}
}
}
#######################################
# Fork process
#######################################
my $children = 0;
$SIG{CHLD} = sub { while (waitpid(-1, WNOHANG) > 0) { $children--; } };
my $fds = new IO::Select;
my $hw;
my $sessions;
foreach ( @$nodes ) {
while ( $children > $request->{ppcmaxp} ) {
my $errornodes={};
child_response( $callback, $fds, $errornodes);
#update the node status to the nodelist.status table
if ($check) {
updateNodeStatus(\%nodestat, $errornodes);
}
Time::HiRes::sleep(0.1);
}
###################################
# sleep between connects to same
# HMC/IVM so as not to overwelm it
###################################
if ( $hw ne @$_[0] ) {
$sessions = 1;
} elsif ( $sessions++ >= $request->{maxssh} ) {
sleep(1);
$sessions = 1;
}
$hw = @$_[0];
my $pipe = fork_cmd( @$_[0], @$_[1], $request );
if ( $pipe ) {
$fds->add( $pipe );
$children++;
}
}
#######################################
# Process responses from children
#######################################
while ( $fds->count > 0 or $children > 0 ) {
my $errornodes={};
child_response( $callback, $fds, $errornodes);
#update the node status to the nodelist.status table
if ($check) {
updateNodeStatus(\%nodestat, $errornodes);
}
Time::HiRes::sleep(0.1);
}
#drain one more time
my $rc=1;
while ( $rc>0 ) {
my $errornodes={};
$rc=child_response( $callback, $fds, $errornodes);
#update the node status to the nodelist.status table
if ($check) {
updateNodeStatus(\%nodestat, $errornodes);
}
}
if ( exists( $request->{verbose} )) {
my $elapsed = Time::HiRes::gettimeofday() - $start;
my $msg = sprintf( "Total Elapsed Time: %.3f sec\n", $elapsed );
trace( $request, $msg );
}
return(0);
}
##########################################################################
# updateNodeStatus
##########################################################################
sub updateNodeStatus {
my $nodestat=shift;
my $errornodes=shift;
my %node_status=();
foreach my $node (keys(%$errornodes)) {
if ($errornodes->{$node} == -1) { next;} #has error, not updating status
my $stat=$nodestat->{$node};
if (exists($node_status{$stat})) {
my $pa=$node_status{$stat};
push(@$pa, $node);
}
else {
$node_status{$stat}=[$node];
}
}
xCAT_monitoring::monitorctrl::setNodeStatusAttributes(\%node_status, 1);
}
##########################################################################
# Verbose mode (-V)
##########################################################################
sub trace {
my $request = shift;
my $msg = shift;
my ($sec,$min,$hour,$mday,$mon,$yr,$wday,$yday,$dst) = localtime(time);
my $formatted = sprintf "%02d:%02d:%02d %5d %s", $hour,$min,$sec,$$,$msg;
my $callback = $request->{callback};
$callback->( {data=>[$formatted]} );
}
##########################################################################
# Send response from child process back to xCAT client
##########################################################################
sub child_response {
my $callback = shift;
my $fds = shift;
my $errornodes=shift;
my @ready_fds = $fds->can_read(1);
my $rc = @ready_fds;
foreach my $rfh (@ready_fds) {
my $data = <$rfh>;
#################################
# Read from child process
#################################
if ( defined( $data )) {
while ($data !~ /ENDOFFREEZE6sK4ci/) {
$data .= <$rfh>;
}
my $responses = thaw($data);
foreach ( @$responses ) {
#save the nodes that has errors for node status monitoring
if ((exists($_->{errorcode})) && ($_->{errorcode} != 0)) {
if ($errornodes) { $errornodes->{$_->{node}->[0]->{name}->[0]}=-1; }
} else {
if ($errornodes) { $errornodes->{$_->{node}->[0]->{name}->[0]}=1; }
}
$callback->( $_ );
}
next;
}
#################################
# Done - close handle
#################################
$fds->remove($rfh);
close($rfh);
}
yield; #Try to avoid useless iterations as much as possible
return $rc;
}
##########################################################################
# Finds attributes for given node is various databases
##########################################################################
sub resolve_hcp {
my $request = shift;
my $noderange = shift;
my @nodegroup = ();
my $tab = ($request->{hwtype} eq "fsp" or $request->{hwtype} eq "bpa") ? "ppcdirect" : "ppchcp";
my $db = xCAT::Table->new( $tab );
####################################
# Database not defined
####################################
if ( !defined( $db )) {
send_msg( $request, 1, sprintf( $errmsg{DB_UNDEF}, $tab ));
return undef;
}
####################################
# Process each node
####################################
foreach my $hcp ( @$noderange ) {
my ($ent) = $db->getAttribs( {hcp=>$hcp},"hcp" );
if ( !defined( $ent )) {
my $msg = sprintf( "$hcp: $errmsg{NODE_UNDEF}", $tab );
send_msg( $request, 1, $msg );
next;
}
################################
# Get userid and password
################################
my @cred = xCAT::PPCdb::credentials( $hcp, $request->{hwtype} );
$request->{$hcp}{cred} = \@cred;
################################
# Save values
################################
push @nodegroup,[$hcp];
}
return( \@nodegroup );
}
##########################################################################
# Group nodes depending on command
##########################################################################
sub preprocess_nodes {
my $request = shift;
my $noderange = $request->{node};
my $method = $request->{method};
my %nodehash = ();
my @nodegroup = ();
my %tabs = ();
my $netwk;
########################################
# Special cases
# rscan - Nodes are hardware control pts
# Direct-attached FSP
########################################
if (( $request->{command} =~ /^(rscan|rspconfig)$/ ) or
( $request->{hwtype} eq "fsp" or $request->{hwtype} eq "bpa")) {
my $result = resolve_hcp( $request, $noderange );
return( $result );
}
##########################################
# Special processing - rnetboot
##########################################
if ( $request->{command} eq "rnetboot" ) {
$netwk = resolve_netwk( $request, $noderange );
if ( !defined( %$netwk )) {
return undef;
}
}
##########################################
# Open databases needed
##########################################
foreach ( qw(ppc vpd nodetype) ) {
$tabs{$_} = xCAT::Table->new($_);
if ( !exists( $tabs{$_} )) {
send_msg( $request, 1, sprintf( $errmsg{DB_UNDEF}, $_ ));
return undef;
}
}
####################
# $f1 and $f2 are the flags for rflash, to check if there are BPAs and CECs at the same time.
#################
my $f1 = 0;
my $f2 = 0;
##########################################
# Group nodes
##########################################
foreach my $node ( @$noderange ) {
my $d = resolve( $request, $node, \%tabs );
######################################
# Error locating node attributes
######################################
if ( ref($d) ne 'ARRAY' ) {
send_msg( $request, 1, "$node: $d");
next;
}
######################################
# Get data values
######################################
my $hcp = @$d[3];
my $mtms = @$d[2];
if ( $request->{command} eq "rflash" ) {
if(@$d[4] =~/^(fsp|lpar)$/) {
$f1 = 1;
} else {
$f2 = 1;
my $exargs=$request->{arg};
my $t= xCAT::PPCrflash::print_var($exargs, "exargs");
if ( grep(/commit/,@$exargs) != 0 || grep(/recover/,@$exargs) != 0) {
send_msg( $request, 1, "When run \"rflash\" with the \"commit\" or \"recover\" operation, the noderange cannot be BPA and can only be CEC or LPAR.");
send_msg( $request, 1, "And then, it will do the operation for both managed systems and power subsystems.");
return undef;
}
}
}
$nodehash{$hcp}{$mtms}{$node} = $d;
}
if($f1 * $f2) {
send_msg( $request, 1, "The argument noderange of rflash can't be BPA and CEC(or LPAR) at the same time");
return undef;
}
##########################################
# Get userid and password
##########################################
while (my ($hcp,$hash) = each(%nodehash) ) {
my @cred = xCAT::PPCdb::credentials( $hcp, $request->{hwtype} );
$request->{$hcp}{cred} = \@cred;
}
##########################################
# Group the nodes - we will fork one
# process per nodegroup array element.
##########################################
##########################################
# These commands are grouped on an
# LPAR-by-LPAR basis - fork one process
# per LPAR.
##########################################
if ( $method =~ /^(getmacs|rnetboot)$/ ) {
while (my ($hcp,$hash) = each(%nodehash) ) {
while (my ($mtms,$h) = each(%$hash) ) {
while (my ($lpar,$d) = each(%$h)) {
push @$d, $lpar;
##########################
# Save network info
##########################
if ( $method =~ /^rnetboot$/ ) {
push @$d, $netwk->{$lpar};
}
push @nodegroup,[$hcp,$d];
}
}
}
return( \@nodegroup );
}
##########################################
# Power control commands are grouped
# by CEC which is the smallest entity
# that commands can be sent to in parallel.
# If commands are sent in parallel to a
# single CEC, the CEC itself will serialize
# them - fork one process per CEC.
##########################################
elsif ( $method =~ /^powercmd/ ) {
while (my ($hcp,$hash) = each(%nodehash) ) {
while (my ($mtms,$h) = each(%$hash) ) {
push @nodegroup,[$hcp,$h];
}
}
return( \@nodegroup );
}
##########################################
# All other commands are grouped by
# hardware control point - fork one
# process per hardware control point.
##########################################
while (my ($hcp,$hash) = each(%nodehash) ) {
push @nodegroup,[$hcp,$hash];
}
return( \@nodegroup );
}
##########################################################################
# Finds attributes for given node is various databases
##########################################################################
sub resolve_netwk {
my $request = shift;
my $noderange = shift;
my %nethash = xCAT::DBobjUtils->getNetwkInfo( $noderange );
my $tab = xCAT::Table->new( 'mac' );
my %result = ();
my $ip;
#####################################
# Network attributes undefined
#####################################
if ( !%nethash ) {
send_msg( $request,1,sprintf( $errmsg{NODE_UNDEF}, "networks" ));
return undef;
}
#####################################
# mac database undefined
#####################################
if ( !defined( $tab )) {
send_msg( $request, 1, sprintf( $errmsg{DB_UNDEF}, "mac" ));
return undef;
}
foreach ( @$noderange ) {
#################################
# Get gateway (-G)
#################################
if ( !exists( $nethash{$_} )) {
my $msg = sprintf( "$_: $errmsg{NODE_UNDEF}", "networks");
send_msg( $request, 1, $msg );
next;
}
my $gateway = $nethash{$_}{gateway};
if ( !defined( $gateway )) {
my $msg = sprintf("$_: $errmsg{NO_ATTR}","gateway","networks");
send_msg( $request, 1, $msg );
next;
}
$ip = xCAT::Utils::toIP( $gateway );
if ( @$ip[0] != 0 ) {
send_msg( $request, 1, "$_: Cannot resolve '$gateway'" );
next;
}
my $gateway_ip = @$ip[1];
#################################
# Get server (-S)
#################################
my $server = xCAT::Utils->GetMasterNodeName( $_ );
if ( $server == 1 ) {
send_msg( $request, 1, "$_: Unable to identify master" );
next;
}
$ip = xCAT::Utils::toIP( $server );
if ( @$ip[0] != 0 ) {
send_msg( $request, 1, "$_: Cannot resolve '$server'" );
next;
}
my $server_ip = @$ip[1];
#################################
# Get client (-C)
#################################
$ip = xCAT::Utils::toIP( $_ );
if ( @$ip[0] != 0 ) {
send_msg( $request, 1, "$_: Cannot resolve '$_'" );
next;
}
my $client_ip = @$ip[1];
#################################
# Get mac-address (-m)
#################################
my ($ent) = $tab->getNodeAttribs( $_, ['mac'] );
if ( !defined($ent) ) {
my $msg = sprintf( "$_: $errmsg{NO_ATTR}","mac","mac");
send_msg( $request, 1, $msg );
next;
}
#################################
# Save results
#################################
$result{$_}{gateway} = $gateway_ip;
$result{$_}{server} = $server_ip;
$result{$_}{client} = $client_ip;
$result{$_}{mac} = $ent->{mac};
}
return( \%result );
}
##########################################################################
# Finds attributes for given node is various databases
##########################################################################
sub resolve {
my $request = shift;
my $node = shift;
my $tabs = shift;
my @attribs = qw(id pprofile parent hcp);
my @values = ();
#################################
# Get node type
#################################
my $ent = $tabs->{nodetype}->getNodeAttribs($node,[qw(nodetype node)]);
if ( !defined( $ent )) {
return( sprintf( $errmsg{NODE_UNDEF}, "nodetype" ));
}
#################################
# Check for type
#################################
if ( !exists( $ent->{nodetype} )) {
return( sprintf( $errmsg{NO_ATTR}, "nodetype","nodetype" ));
}
#################################
# Check for valid "type"
#################################
my ($type) = grep(
/^$::NODETYPE_LPAR|$::NODETYPE_OSI|$::NODETYPE_BPA|$::NODETYPE_FSP$/,
split /,/, $ent->{nodetype} );
if ( !defined( $type )) {
return( "Invalid node type: $ent->{nodetype}" );
}
#################################
# Get attributes
#################################
my ($att) = $tabs->{ppc}->getNodeAttribs( $node, \@attribs );
if ( !defined( $att )) {
return( sprintf( $errmsg{NODE_UNDEF}, "ppc" ));
}
#################################
# Special lpar processing
#################################
if ( $type =~ /^$::NODETYPE_OSI|$::NODETYPE_LPAR$/ ) {
$att->{bpa} = 0;
$att->{type} = "lpar";
$att->{node} = $att->{parent};
if ( !exists( $att->{parent} )) {
return( sprintf( $errmsg{NO_ATTR}, "parent", "ppc" ));
}
#############################
# Get BPA (if any)
#############################
if (( $request->{command} eq "rvitals" ) &&
( $request->{method} =~ /^all|temp$/ )) {
my ($ent) = $tabs->{ppc}->getNodeAttribs( $att->{parent},['parent']);
#############################
# Find MTMS in vpd database
#############################
if (( defined( $ent )) && exists( $ent->{parent} )) {
my @attrs = qw(mtm serial);
my ($vpd) = $tabs->{vpd}->getAttribs($ent->{parent},\@attrs);
if ( !defined( $vpd )) {
return( sprintf( $errmsg{NO_UNDEF}, "vpd" ));
}
########################
# Verify attributes
########################
foreach ( @attrs ) {
if ( !exists( $vpd->{$_} )) {
return( sprintf( $errmsg{NO_ATTR}, $_, "vpd" ));
}
}
$att->{bpa} = "$vpd->{mtm}*$vpd->{serial}";
}
}
}
#################################
# Optional and N/A fields
#################################
elsif ( $type =~ /^$::NODETYPE_FSP$/ ) {
$att->{pprofile} = 0;
$att->{id} = 0;
$att->{fsp} = 0;
$att->{node} = $node;
$att->{type} = $type;
$att->{parent} = exists($att->{parent}) ? $att->{parent} : 0;
$att->{bpa} = $att->{parent};
}
elsif ( $type =~ /^$::NODETYPE_BPA$/ ) {
$att->{pprofile} = 0;
$att->{id} = 0;
$att->{bpa} = 0;
$att->{parent} = 0;
$att->{fsp} = 0;
$att->{node} = $node;
$att->{type} = $type;
}
#################################
# Find MTMS in vpd database
#################################
my @attrs = qw(mtm serial);
my ($vpd) = $tabs->{vpd}->getNodeAttribs($att->{node}, \@attrs );
if ( !defined( $vpd )) {
return( sprintf( $errmsg{NODE_UNDEF}, "vpd: ($att->{node})" ));
}
################################
# Verify both vpd attributes
################################
foreach ( @attrs ) {
if ( !exists( $vpd->{$_} )) {
return( sprintf( $errmsg{NO_ATTR}, $_, "vpd: ($att->{node})" ));
}
}
$att->{fsp} = "$vpd->{mtm}*$vpd->{serial}";
#################################
# Verify required attributes
#################################
foreach my $at ( @attribs ) {
if ( !exists( $att->{$at} )) {
return( sprintf( $errmsg{NO_ATTR}, $at, "ppc" ));
}
}
#################################
# Build array of data
#################################
foreach ( qw(id pprofile fsp hcp type bpa) ) {
push @values, $att->{$_};
}
return( \@values );
}
##########################################################################
# Forks a process to run the ssh command
##########################################################################
sub fork_cmd {
my $host = shift;
my $nodes = shift;
my $request = shift;
#######################################
# Pipe childs output back to parent
#######################################
my $parent;
my $child;
pipe $parent, $child;
my $pid = xCAT::Utils->xfork;
if ( !defined($pid) ) {
###################################
# Fork error
###################################
send_msg( $request, 1, "Fork error: $!" );
return undef;
}
elsif ( $pid == 0 ) {
###################################
# Child process
###################################
close( $parent );
$request->{pipe} = $child;
invoke_cmd( $host, $nodes, $request );
exit(0);
}
else {
###################################
# Parent process
###################################
close( $child );
return( $parent );
}
return(0);
}
##########################################################################
# Run the command, process the response, and send to parent
##########################################################################
sub invoke_cmd {
my $host = shift;
my $nodes = shift;
my $request = shift;
my $hwtype = $request->{hwtype};
my $verbose = $request->{verbose};
my @exp;
my $verbose_log;
my @outhash;
########################################
# Direct-attached FSP handler
########################################
if ( $hwtype eq "fsp" or $hwtype eq "bpa") {
####################################
# Dynamically load FSP module
####################################
eval { require xCAT::PPCfsp };
if ( $@ ) {
send_msg( $request, 1, $@ );
return;
}
my @exp = xCAT::PPCfsp::connect( $request, $host );
####################################
# Error connecting
####################################
if ( ref($exp[0]) ne "LWP::UserAgent" ) {
send_msg( $request, 1, $exp[0] );
return;
}
my $result = xCAT::PPCfsp::handler( $host, $request, \@exp );
####################################
# Output verbose Perl::LWP
####################################
if ( $verbose ) {
$verbose_log = $exp[3];
my %output;
$output{data} = [$$verbose_log];
unshift @$result, \%output;
}
my $out = $request->{pipe};
print $out freeze( $result );
print $out "\nENDOFFREEZE6sK4ci\n";
return;
}
########################################
# HMC and IVM-managed handler
# Connect to list of remote servers
########################################
foreach ( split /,/, $host ) {
@exp = xCAT::PPCcli::connect( $request, $hwtype, $_ );
####################################
# Successfully connected
####################################
if ( ref($exp[0]) eq "Expect" ) {
last;
}
}
########################################
# Error connecting
########################################
if ( ref($exp[0]) ne "Expect" ) {
send_msg( $request, 1, $exp[0] );
return;
}
########################################
# Process specific command
########################################
my $result = runcmd( $request, $nodes, \@exp );
########################################
# Close connection to remote server
########################################
xCAT::PPCcli::disconnect( \@exp );
########################################
# Get verbose Expect output
########################################
if ( $verbose ) {
$verbose_log = $exp[6];
}
########################################
# Return error
########################################
if ( ref($result) ne 'ARRAY' ) {
send_msg( $request, 1, $$verbose_log.$result );
return;
}
########################################
# Prepend verbose output
########################################
if ( defined( $verbose_log )) {
my %output;
$output{data} = [$$verbose_log];
push @outhash, \%output;
}
########################################
# Send result back to parent process
########################################
if ( @$result[0] eq "FORMATDATA6sK4ci" ) {
my $out = $request->{pipe};
push @outhash, @$result[1];
print $out freeze( [@outhash] );
print $out "\nENDOFFREEZE6sK4ci\n";
return;
}
########################################
# Format and send back to parent
########################################
foreach ( @$result ) {
my %output;
$output{node}->[0]->{name}->[0] = @$_[0];
$output{node}->[0]->{data}->[0]->{contents}->[0] = @$_[1];
$output{errorcode} = @$_[2];
push @outhash, \%output;
}
my $out = $request->{pipe};
print $out freeze( [@outhash] );
print $out "\nENDOFFREEZE6sK4ci\n";
}
##########################################################################
# Run the command method specified
##########################################################################
sub runcmd {
my $request = shift;
my $cmd = $request->{command};
my $method = $request->{method};
my $hwtype = $request->{hwtype};
my $modname = $modules{$cmd};
######################################
# Command not supported
######################################
if ( !defined( $modname )) {
return( ["$cmd not a supported command by $hwtype method"] );
}
######################################
# Load specific module
######################################
eval "require $modname";
if ( $@ ) {
return( [$@] );
}
######################################
# Invoke method
######################################
no strict 'refs';
my $result = ${$modname."::"}{$method}->($request,@_);
use strict;
return( $result );
}
##########################################################################
# Pre-process request from xCat daemon. Send the request to the the service
# nodes of the HCPs.
##########################################################################
sub preprocess_request {
my $package = shift;
my $req = shift;
if ($req->{_xcatdest}) { return [$req]; } #exit if preprocessed
my $callback = shift;
my @requests;
####################################
# Get hwtype
####################################
$package =~ s/xCAT_plugin:://;
####################################
# Prompt for usage if needed
####################################
my $noderange = $req->{node}; #Should be arrayref
my $command = $req->{command}->[0];
my $extrargs = $req->{arg};
my @exargs=($req->{arg});
if (ref($extrargs)) {
@exargs=@$extrargs;
}
my $usage_string=xCAT::Usage->parseCommand($command, @exargs);
if ($usage_string) {
$callback->({data=>[$usage_string]});
$req = {};
return;
}
if (!$noderange) {
$usage_string=xCAT::Usage->getUsage($command);
$callback->({data=>[$usage_string]});
$req = {};
return;
}
##################################################################
# get the HCPs for the LPARs in order to figure out which service
# nodes to send the requests to
###################################################################
my $hcptab_name = ($package eq "fsp" or $package eq "bpa") ? "ppcdirect" : "ppchcp";
my $hcptab = xCAT::Table->new( $hcptab_name );
unless ($hcptab ) {
$callback->({data=>["Cannot open $hcptab_name table"]});
$req = {};
return;
}
# Check if each node is hcp
my %hcp_hash=();
my @missednodes=();
foreach ( @$noderange ) {
my ($ent) = $hcptab->getAttribs( {hcp=>$_},"hcp" );
if ( !defined( $ent )) {
push @missednodes, $_;
next;
}
push @{$hcp_hash{$_}{nodes}}, $_;
}
#check if the left-over nodes are lpars
if (@missednodes > 0) {
my $ppctab = xCAT::Table->new("ppc");
unless ($ppctab) {
$callback->({data=>["Cannot open ppc table"]});
$req = {};
return;
}
foreach my $node (@missednodes) {
my $ent=$ppctab->getNodeAttribs($node,['hcp']);
if (defined($ent->{hcp})) { push @{$hcp_hash{$ent->{hcp}}{nodes}}, $node;}
else {
$callback->({data=>["The node $node is neither a hcp nor an lpar"]});
$req = {};
return;
}
}
}
####################
#suport for "rflash", copy the rpm and xml packages from user-spcefied-directory to /install/packages_fw
#####################
if ( ( $command eq "rflash" ) && (grep(/commit/,@exargs) == 0 && grep(/recover/,@exargs) == 0)) {
# if ( $command eq "rflash" ) {
preprocess_for_rflash($req,$callback, \@exargs);
}
# find service nodes for the HCPs
# build an individual request for each service node
my $service = "xcat";
my @hcps=keys(%hcp_hash);
my $sn = xCAT::Utils->get_ServiceNode(\@hcps, $service, "MN");
# build each request for each service node
foreach my $snkey (keys %$sn)
{
#$callback->({data=>["The service node $snkey "]});
my $reqcopy = {%$req};
$reqcopy->{'_xcatdest'} = $snkey;
my $hcps1=$sn->{$snkey};
my @nodes=();
foreach (@$hcps1) {
push @nodes, @{$hcp_hash{$_}{nodes}};
}
$reqcopy->{node} = \@nodes;
#print "nodes=@nodes\n";
push @requests, $reqcopy;
}
return \@requests;
}
sub preprocess_for_rflash {
my $req = shift;
my $callback = shift;
my $exargs = shift;
my $packages_fw = "/install/packages_fw";
my $c = 0;
my $packages_d;
foreach (@$exargs) {
$c++;
if($_ eq "-p") {
$packages_d = $$exargs[$c];
last;
}
}
if($packages_d ne $packages_fw ) {
$$exargs[$c] = $packages_fw;
if(! -d $packages_d) {
$callback->({data=>["The directory $packages_d doesn't exist!"]});
$req = ();
return;
}
#print "opening directory and reading names\n";
opendir DIRHANDLE, $packages_d;
my @dirlist= readdir DIRHANDLE;
closedir DIRHANDLE;
@dirlist = File::Spec->no_upwards( @dirlist );
# Make sure we have some files to process
#
if( !scalar( @dirlist ) ) {
$callback->({data=>["The directory $packages_d is empty !"]});
$req = ();
return;
}
#Find the rpm lic file
my @rpmlist = grep /\.rpm$/, @dirlist;
my @xmllist = grep /\.xml$/, @dirlist;
if( @rpmlist == 0 | @xmllist == 0) {
$callback->({data=>["There isn't any rpm and xml files in the directory $packages_d!"]});
$req = ();
return;
}
my $rpm_list = join(" ", @rpmlist);
my $xml_list = join(" ", @xmllist);
my $cmd;
if( -d $packages_fw) {
$cmd = "rm -rf $packages_fw";
xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
$callback->({data=>["Failed to remove the old packages in $packages_fw."]});
$req = ();
return;
}
}
$cmd = "mkdir $packages_fw";
xCAT::Utils->runcmd("$cmd", 0);
if ($::RUNCMD_RC != 0)
{
$callback->({data=>["$cmd failed."]});
$req = ();
return;
}
$cmd = "cp $packages_d/*.rpm $packages_d/*.xml $packages_fw";
xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
$callback->({data=>["$cmd failed."]});
$req = ();
return;
}
$req->{arg} = $exargs;
}
}
##########################################################################
# Process request from xCat daemon
##########################################################################
sub process_request {
my $package = shift;
my $req = shift;
my $callback = shift;
####################################
# Get hwtype
####################################
$package =~ s/xCAT_plugin:://;
####################################
# Build hash to pass around
####################################
my %request;
$request{command} = $req->{command}->[0];
$request{arg} = $req->{arg};
$request{node} = $req->{node};
$request{stdin} = $req->{stdin}->[0];
$request{hwtype} = $package;
$request{callback} = $callback;
$request{method} = "parse_args";
####################################
# Process command-specific options
####################################
my $opt = runcmd( \%request );
####################################
# Return error
####################################
if ( ref($opt) eq 'ARRAY' ) {
send_msg( \%request, 1, @$opt );
return(1);
}
####################################
# Option -V for verbose output
####################################
if ( exists( $opt->{V} )) {
$request{verbose} = 1;
}
####################################
# Process remote command
####################################
$request{opt} = $opt;
process_command( \%request );
}
##########################################################################
# connect hmc via ssh and execute remote command
##########################################################################
sub sshcmds_on_hmc
{
my $ip = shift;
my $user = shift;
my $password = shift;
my @cmds = @_;
my %handled;
my @data;
my @exp;
for my $cmd (@cmds)
{
if ( $cmd =~ /(.+?)=(.*)/)
{
my ($command,$value) = ($1,$2);
$handled{$command} = $value;
}
}
my %request = (
ppcretry => 1,
verbose => 0,
ppcmaxp => 64,
ppctimeout => 0,
fsptimeout => 0,
ppcretry => 3,
maxssh => 10
);
my $valid_ip;
foreach my $individual_ip ( split /,/, $ip ) {
################################
# Get userid and password
################################
my @cred = xCAT::PPCdb::credentials( $individual_ip, "hmc" );
$request{$individual_ip}{cred} = \@cred;
@exp = xCAT::PPCcli::connect( \%request, 'hmc', $individual_ip);
####################################
# Successfully connected
####################################
if ( ref($exp[0]) eq "Expect" ) {
$valid_ip = $individual_ip;
last;
}
}
########################################
# Error connecting
########################################
if ( ref($exp[0]) ne "Expect" ) {
return ([1,@cmds]);
}
########################################
# Process specific command
########################################
for my $cmd ( keys %handled)
{
my $result;
if ($cmd eq 'network_reset')
{
$result = xCAT::PPCcli::network_reset( \@exp, $valid_ip, $handled{$cmd});
my $RC = shift( @$result);
}
push @data, @$result[0];
}
########################################
# Close connection to remote server
########################################
xCAT::PPCcli::disconnect( \@exp );
return ([0, undef, \@data]);
}
##########################################################################
# logon asm and update configuration
##########################################################################
sub updconf_in_asm
{
my $ip = shift;
my $target_dev = shift;
my @cmds = @_;
eval { require xCAT::PPCfsp };
if ( $@ ) {
return ([1,@cmds]);
}
my %handled;
for my $cmd (@cmds)
{
if ( $cmd =~ /(.+?)=(.*)/)
{
my ($command,$value) = ($1,$2);
$handled{$command} = $value;
}
}
my %request = (
ppcretry => 1,
verbose => 0,
ppcmaxp => 64,
ppctimeout => 0,
fsptimeout => 0,
ppcretry => 3,
maxssh => 10,
arg => \@cmds,
method => \%handled,
command => 'rspconfig',
hwtype => lc($target_dev->{'type'}),
);
my $valid_ip;
my @exp;
foreach my $individual_ip ( split /,/, $ip ) {
################################
# Get userid and password
################################
my @cred = xCAT::PPCdb::credentials( $individual_ip, lc($target_dev->{'type'}));
$request{$individual_ip}{cred} = \@cred;
$request{node} = [$individual_ip];
@exp = xCAT::PPCfsp::connect(\%request, $individual_ip);
####################################
# Successfully connected
####################################
if ( ref($exp[0]) eq "LWP::UserAgent" ) {
$valid_ip = $individual_ip;
last;
}
}
####################################
# Error connecting
####################################
if ( ref($exp[0]) ne "LWP::UserAgent" ) {
return ([1,@cmds]);
}
my $result = xCAT::PPCfsp::handler( $valid_ip, \%request, \@exp );
my $RC = shift( @$result);
my @data;
push @data, @$result[0];
return ([0, undef, \@data]);
}
1;
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