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added nmapoptions in the site table to resolve network slow response issues in nmap. defect 4300

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This commit is contained in:
linggao
2014-10-22 18:36:59 -04:00
parent 7e8c02bf07
commit 73d08b58fa
6 changed files with 107 additions and 78 deletions
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8
perl-xCAT/xCAT/NetworkUtils.pm
View File

@@ -2182,7 +2182,13 @@ sub pingNodeStatus {
foreach (@mon_nodes) {
$deadnodes{$_}=1;
}
open (NMAP, "nmap -PE --system-dns --send-ip -sP ". $nodes . " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
# get additional options from site table
my @nmap_options = xCAT::TableUtils->get_site_attribute("nmapoptions");
my $more_options = $nmap_options[0];
#call namp
open (NMAP, "nmap -PE --system-dns --send-ip -sP $more_options ". $nodes . " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
my $node;
while (<NMAP>) {
if (/Host (.*) \(.*\) appears to be up/) {

10
perl-xCAT/xCAT/PPCenergy.pm
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@@ -14,7 +14,7 @@ use xCAT::Usage;
use xCAT::NodeRange;
use xCAT::DBobjUtils;
use xCAT::FSPUtils;
use xCAT::TableUtils qw(get_site_Master);
use xCAT::TableUtils;
%::QUERY_ATTRS = (
'savingstatus' => 1,
'dsavingstatus' => 1,
@@ -223,7 +223,6 @@ sub renergy {
my ($node, $attrs) = %$nodehash;
my $cec_name = @$attrs[2];
my $hw_type = @$attrs[4];
if (!$cec_name) {
return ([[$node, "ERROR: Cannot find the cec name, check the attributes: vpd.serial, vpd.mtm.", 1]]);
@@ -295,7 +294,12 @@ sub renergy {
foreach (@hcps_ip) {
$deadnodes{$_}=1;
}
open (NMAP, "nmap -PE --system-dns --send-ip -sP ". join(' ',@hcps_ip) . " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
# get additional options from site table
my @nmap_options = xCAT::TableUtils->get_site_attribute("nmapoptions");
my $more_options = $nmap_options[0];
open (NMAP, "nmap -PE --system-dns --send-ip -sP $more_options ". join(' ',@hcps_ip) . " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
my $node;
while (<NMAP>) {
#print "$_\n";

3
perl-xCAT/xCAT/SLP.pm
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@@ -116,6 +116,9 @@ sub dodiscover {
send_message($args{reqcallback}, 0, "The rarge is too large and may be time consuming. Broadcast is recommended.");
}
}
#no need to check site.nmapoptions because it specifilly
# uses T5 for certain performance requirement.
`/usr/bin/nmap $range -sn -PE -n --send-ip -T5 `;
my $nmapres = `/usr/bin/nmap $range -PE -p 427 -n --send-ip -T5 `;
foreach my $line (split(/\n\n/,$nmapres)) {

7
perl-xCAT/xCAT/Schema.pm
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@@ -1122,6 +1122,13 @@ site => {
" httpport: The port number that the booting/installing nodes should contact the\n".
" http server on the MN/SN on. It is your responsibility to configure\n".
" the http server to listen on that port - xCAT will not do that.\n\n".
" nmapoptions: Additional options for the nmap command. nmap is used in pping, \n".
" nodestat, xdsh -v and updatenode commands. Sometimes additional \n".
" performance tuning may be needed for nmap due to network traffic.\n".
" For example, if the network response time is too slow, nmap may not\n".
" give stable output. You can increase the timeout value by specifying \n".
" '--min-rtt-timeout 1s'. xCAT will append the options defined here to \n".
" the nmap command.\n\n".
" ntpservers: A comma delimited list of NTP servers for the cluster - often the\n".
" xCAT management node.\n\n".
" svloglocal: if set to 1, syslog on the service node will not get forwarded to the\n".

6
xCAT-client/bin/pping
View File

@@ -169,7 +169,11 @@ sub nmap_pping {
foreach (@$nodes) {
$deadnodes{$_}=1;
}
open (FPING, "nmap -PE --system-dns --send-ip -sP ".join(' ',@$nodes). " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
# get additional options from site table
my @nmap_options = xCAT::TableUtils->get_site_attribute("nmapoptions");
my $more_options = $nmap_options[0];
open (FPING, "nmap -PE --system-dns --send-ip -sP $more_options ".join(' ',@$nodes). " 2> /dev/null|") or die("Cannot open nmap pipe: $!");
my $node;
while (<FPING>) {
if (/Host (.*) \(.*\) appears to be up/) {

151
xCAT-server/lib/xcat/plugins/nodestat.pm
View File

@@ -187,8 +187,8 @@ sub preprocess_request
#my $sitetab = xCAT::Table->new('site');
#if ($sitetab) {
#(my $ref) = $sitetab->getAttribs({key => 'useNmapfromMN'}, 'value');
my @entries = xCAT::TableUtils->get_site_attribute("useNmapfromMN");
my $t_entry = $entries[0];
my @entries = xCAT::TableUtils->get_site_attribute("useNmapfromMN");
my $t_entry = $entries[0];
if (defined($t_entry)) {
if ($t_entry =~ /1|yes|YES|Y|y/) { $usenmapfrommn=1; }
}
@@ -634,79 +634,84 @@ sub process_request_nmap {
my %rsp;
my $installquerypossible=0;
my @nodesetnodes=();
# get additional options from site table
my @nmap_options = xCAT::TableUtils->get_site_attribute("nmapoptions");
my $more_options = $nmap_options[0];
foreach my $ip6 (0,1) { #first pass, ipv4, second pass ipv6
if ($ip6 and scalar(@ip6s)) {
open($fping,"nmap -6 -PS$ports,3001 -n --send-ip -p $ports,3001 ".join(' ',@ip6s). " 2> /dev/null|") or die("Can't start nmap: $!");
} elsif (not $ip6 and scalar(@ips)) {
open($fping,"nmap -PE -n --send-ip -p $ports,3001 ".join(' ',@ips). " 2> /dev/null|") or die("Can't start nmap: $!");
} else { next; }
while (<$fping>) {
if (/Interesting ports on ([^ ]*)[: ]/ or /Nmap scan report for ([^ ]*)/) {
my $tmpnode=$1;
if ($currnode) { #if still thinking about last node, flush him out
my $status = join ',',sort keys %states ;
my $appsd="";
foreach my $portnum(keys %portservices) {
my $app_t=$portservices{$portnum};
if ($states{$app_t}) {$appsd .= $app_t . "=up,";}
else {$appsd .= $app_t . "=down,";}
}
$appsd =~ s/,$//;
my $target=$currnode;
if ($hostsents{$target} and $hostsents{$target}->[0]->{ip}) { $target = $hostsents{$target}->[0]->{ip}; }
if ($status or ($installquerypossible and $status = installer_query($target))) { #pingable, but no *clue* as to what the state may be
$ret->{$currnode}->{'status'}="ping";
$ret->{$currnode}->{'appstatus'}=$status;
$ret->{$currnode}->{'appsd'}=$appsd;
$currnode="";
%states=();
} else {
push @nodesetnodes,$currnode; #Aggregate call to nodeset
}
}
$currnode=$tmpnode;
$currnode =~ s/:$//;
$currnode =~ s/\n$//;
my $nip;
if ($nip = xCAT::NetworkUtils->getipaddr($currnode)) { #reverse lookup may not resemble the nodename, key by ip
if ($nodebyip{$nip}) {
$currnode = $nodebyip{$nip};
}
}
$installquerypossible=0; #reset possibility indicator
%rsp=();
unless ($deadnodes{$1}) {
my $shortname;
foreach (keys %deadnodes) {
if (/\./) {
$shortname = $_;
$shortname =~ s/\..*//;
}
if ($currnode =~ /^$_\./ or ($shortname and $shortname eq $currnode)) {
$currnode = $_;
last;
}
}
}
delete $deadnodes{$currnode};
} elsif ($currnode) {
#if (/^MAC/) { #oops not all nmap records end with MAC
if (/^PORT/) { next; }
($port,$state) = split;
if ($port and $port =~ /^(\d*)\// and $state eq 'open') {
if ($1 eq "3001" and defined($chainhash{$currnode}->[0]->{currstate}) and $chainhash{$currnode}->[0]->{currstate} =~ /^install/) {
$installquerypossible=1; #It is possible to actually query node
} elsif ($1 ne "3001") {
$states{$portservices{$1}}=1;
}
}
}
if ($ip6 and scalar(@ip6s)) {
open($fping,"nmap -6 -PS$ports,3001 -n --send-ip -p $ports,3001 $more_options ".join(' ',@ip6s). " 2> /dev/null|") or die("Can't start nmap: $!");
} elsif (not $ip6 and scalar(@ips)) {
open($fping,"nmap -PE -n --send-ip -p $ports,3001 $more_options ".join(' ',@ips). " 2> /dev/null|") or die("Can't start nmap: $!");
} else { next; }
while (<$fping>) {
if (/Interesting ports on ([^ ]*)[: ]/ or /Nmap scan report for ([^ ]*)/) {
my $tmpnode=$1;
if ($currnode) { #if still thinking about last node, flush him out
my $status = join ',',sort keys %states ;
my $appsd="";
foreach my $portnum(keys %portservices) {
my $app_t=$portservices{$portnum};
if ($states{$app_t}) {$appsd .= $app_t . "=up,";}
else {$appsd .= $app_t . "=down,";}
}
$appsd =~ s/,$//;
my $target=$currnode;
if ($hostsents{$target} and $hostsents{$target}->[0]->{ip}) { $target = $hostsents{$target}->[0]->{ip}; }
if ($status or ($installquerypossible and $status = installer_query($target))) { #pingable, but no *clue* as to what the state may be
$ret->{$currnode}->{'status'}="ping";
$ret->{$currnode}->{'appstatus'}=$status;
$ret->{$currnode}->{'appsd'}=$appsd;
$currnode="";
%states=();
} else {
push @nodesetnodes,$currnode; #Aggregate call to nodeset
}
}
$currnode=$tmpnode;
$currnode =~ s/:$//;
$currnode =~ s/\n$//;
my $nip;
if ($nip = xCAT::NetworkUtils->getipaddr($currnode)) { #reverse lookup may not resemble the nodename, key by ip
if ($nodebyip{$nip}) {
$currnode = $nodebyip{$nip};
}
}
$installquerypossible=0; #reset possibility indicator
%rsp=();
unless ($deadnodes{$currnode}) {
my $shortname;
foreach (keys %deadnodes) {
if (/\./) {
$shortname = $_;
$shortname =~ s/\..*//;
}
if ($currnode =~ /^$_\./ or ($shortname and $shortname eq $currnode)) {
$currnode = $_;
last;
}
}
}
delete $deadnodes{$currnode};
} elsif ($currnode) {
#if (/^MAC/) { #oops not all nmap records end with MAC
if (/^PORT/) { next; }
($port,$state) = split;
if ($port and $port =~ /^(\d*)\// and $state eq 'open') {
if ($1 eq "3001" and defined($chainhash{$currnode}->[0]->{currstate}) and $chainhash{$currnode}->[0]->{currstate} =~ /^install/) {
$installquerypossible=1; #It is possible to actually query node
} elsif ($1 ne "3001") {
$states{$portservices{$1}}=1;
}
}
}
}
}
}
if ($currnode) {
my $status = join ',',sort keys %states ;
my $appsd="";