5d5b85dbe2
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1458 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
477 lines
12 KiB
Perl
Executable File
477 lines
12 KiB
Perl
Executable File
#!/usr/bin/env perl
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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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 Sys::Syslog;
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use xCAT::Table;
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use xCAT_plugin::ipmi;
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use xCAT_monitoring::monitorctrl;
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use Socket;
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#-------------------------------------------------------------------------------
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=head1 xcat_traphandler
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=head2 Description
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Script for SNMP trap handling.
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=cut
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#-------------------------------------------------------------------------------
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# admin needs to create a mail aliase called alerts
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# put "alerts: emailadd,emailaddr.." to /etc/aliases file
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# then run newaliases command
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my $MAILTO="alerts";
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my $message;
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my $briefmsg;
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my $node1;
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my $info;
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my $severity_type;
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my $severity;
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#get settings
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$EMAIL=0, $LOG=0, $RUNCMD=0, $IGNORE=0;
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%hashI=(),%hashE=(),%hashL=(),%hashR=();
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my %settings=xCAT_monitoring::monitorctrl->getPluginSettings("snmpmon");
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my $i=$settings{'ignore'};
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if ($i) { %hashI =parseSettings($i); }
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my $e=$settings{'email'};
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if ($e) { %hashE=parseSettings($e); }
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my $l=$settings{'log'};
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if ($l) { %hashL=parseSettings($l); }
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my $r=$settings{'runcmd'};
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if ($r) { %hashR=parseSettings($r); }
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# read host name
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my $host=<STDIN>;
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chomp($host);
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# read the host ip
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my $ip=<STDIN>;
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chomp($ip);
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# read uptime
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my $uptimeline=<STDIN>;
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chomp($uptimeline);
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my @a=split(/ /, $uptimeline);
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my $oid=shift @a;
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my $value=join(' ', @a);
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$message .= " $oid=$value\n";
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# read trapid
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my $trapidline=<STDIN>;
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chomp($trapidline);
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@a=split(/ /, $trapidline);
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$oid=shift @a;
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$value=join(' ', @a);
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$message .= " $oid=$value\n";
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checkWithOid($oid, $value);
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#print "I=$IGNORE,E=$EMAIL, L=$LOG, R=$RUNCMD\n";
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if ($IGNORE) { exit 0;}
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#for ipmi traps, the values is: SNMPv2-SMI::enterprises.3183.1.1.0.x or
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# RFC1155-SMI::enterprises.3183.1.1.0.x, where x is the ipmi trap id.
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my $trapid;
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if ($value =~ /enterprises\.3183\.1\.1\.0\.(.*)/) { $trapid=$1; }
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#print "trapid=$trapid\n";
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my $holder;
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my $begin=1;
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my $pair;
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while ($temp=<STDIN>) {
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chomp($temp);
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my $temp1=$temp; #save the one with quotes
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$temp1 =~ s/\"//g;
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my $c1=length($temp);
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my $c2=length($temp1);
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if (($c1-$c2)%2 == 0) {
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if ($begin==1) { # single line
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$pair=$temp;
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}
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else { # middle multi-line
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$pair .= " $temp";
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next;
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}
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} else { # multi line
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if ($begin==1) {
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$pair=$temp; #start of multi-line
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$begin=0;
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next;
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} else {
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$pair .= " $temp"; #end of multi-line
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$begin=1;
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}
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}
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@a=split(/ /, $pair);
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$oid=shift @a;
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$value=join(' ', @a);
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#for BladeCenter MM traps and RSA II traps, creat a brief message
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if ($oid =~ /BLADESPPALT-MIB::spTrapAppId|RSASPPALT-MIB::ibmSpTrapAppId/) {
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$briefmsg .= " App ID: $value\n";
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}
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elsif ($oid =~ /BLADESPPALT-MIB::spTrapAppType|RSASPPALT-MIB::ibmSpTrapAppType/) {
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$briefmsg .= " App Alert Type: $value\n";
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}
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elsif ($oid =~ /BLADESPPALT-MIB::spTrapMsgText|RSASPPALT-MIB::ibmSpTrapMsgText/) {
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$briefmsg .= " Message: $value\n";
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}
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elsif ($oid =~ /BLADESPPALT-MIB::spTrapBladeName/) {
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my $temp="$value";
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$temp =~ /^\"(.*)\"/;
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if ($1) {
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$briefmsg .= " Blade Name: $value\n";
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$node1=$1;
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}
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}
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elsif (($oid =~ /BLADESPPALT-MIB::spTrapSourceId/)) {
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$briefmsg .= " Error Source=$value\n";
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}
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elsif ($oid =~ /BLADESPPALT-MIB::spTrapPriority|RSASPPALT-MIB::ibmSpTrapPriority/) {
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# Critical Alert(0), Major(1), Non-Critical Alert(2), System Alert(4),
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# Recovery Alert(8), Informational Only Alert(255)
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if ($value==0) {
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$severity="Critical Alert";
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$severity_type="Critical";
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} elsif ($value==1) {
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$severity="Major Alert";
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$severity_type="Critical";
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} elsif ($value==2) {
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$severity="Non-Critical Alert";
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$severity_type="Warning";
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} elsif ($value==4) {
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$severity="System Alert";
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$severity_type="Warning";
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} elsif ($value==8) {
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$severity="Recovery Alert";
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$severity_type="Informational";
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} elsif ($value==255) {
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$severity="Informational Alert";
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$severity_type="Informational";
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}
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}
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elsif ($oid =~ /enterprises\.3183\.1\.1\.1/) { #IPMI PRTs (traps)
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$node1=$host;
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#$node1 =~ s/(-(eth|man)\d+)?(\..*)?$//;
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$ip1=$ip;
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$ip1 =~ /(\d+\.\d+\.\d+\.\d+)/;
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$ip1=$1;
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# get the host name if it is unknown
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if ($node1 =~/<UNKNOWN>/) {
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my $iaddr = inet_aton($ip1);
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my ($name) = gethostbyaddr($iaddr, AF_INET);
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if ($name) {
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$node1=$name;
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$host=$name;
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@shorthost = split(/\./, $node1);
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$node1=$shorthost[0];
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}
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}
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#print "node1=$node1\n";
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#node1 is the bmc name, we need the node that bmc connects to to call xCAT
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my $realnode;
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my $ipmitab = xCAT::Table->new('ipmi');
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if (defined($ipmitab)) {
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my @tmp1=$ipmitab->getAllNodeAttribs(['node','bmc']);
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if (@tmp1 && (@tmp1 > 0)) {
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foreach(@tmp1) {
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if ($_->{bmc} eq $node1) { $realnode=$_->{node}; last;}
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}
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}
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$ipmitab->close();
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}
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if ($realnode) {$node1=$realnode;}
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#print "node1=$node1\n";
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# make the vlaue into a hex array for decoding
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$value =~ s/\"//g;
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my @varray=split(/\s+/, $value);
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#print "varray=@varray\n";
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foreach (@varray) { $_=hex($_); }
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my $error = xCAT_plugin::ipmi->decodealert($trapid, $node1, @varray);
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$briefmsg .= $error;
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#severity value from decodealert are:
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#LOG,INFORMATION,OK,CRITICAL,NON-RECOVERABLE,MONITOR and UNKNOWN-SEVERITY
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$severity_type="Warning";
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if ($error) {
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@tempArray=split(/\:/, $error);
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$severity=$tempArray[0];
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if ($severity eq "LOG") {#in fact this is called "unspecifiled"
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$severity_type="Warning";
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}
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elsif($severity eq "INFORMATION") {
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$severity_type="Informational";
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}
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elsif($severity eq "OK") {
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$severity_type="Informational";
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}
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elsif($severity eq "CRITICAL") {
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$severity_type="Critical";
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}
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elsif($severity eq "NON-RECOVERABLE") {
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$severity_type="Critical";
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}
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}
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}
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$message .= " $oid=$value\n";
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#check agains the settings
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$value =~ s/\"//g;
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checkWithOid($oid, $value);
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#print "I=$IGNORE,E=$EMAIL, L=$LOG, R=$RUNCMD\n";
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if ($IGNORE) { exit 0;}
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}
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if (!$severity_type) { $severity_type="Warning"; }
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if ((!$IGNORE) && exists($hashI{$severity_type})) {
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#print "ignore, exit\n";
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exit 0;
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}
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if ((!$EMAIL) && exists($hashE{$severity_type})) { $EMAIL=1; }
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if ((!$LOG) && exists($hashL{$severity_type})) { $LOG=1; }
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if ((!$RUNCMD) && exists($hashR{severity_type})) { $RUNCMD=1; }
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#print "I=$IGNORE,E=$EMAIL, L=$LOG, R=$RUNCMD\n";
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#email 'alerts' aliase
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if ($EMAIL || ((keys(%hashE)==0) && ($severity_type =~/Critical|Warning/))) {
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#($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst)=localtime(time);
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#$datetime=sprintf "%2d-%02d-%04d %02d:%02d:%02d", $mon+1,$mday,$year+1900,$hour,$min,$sec;
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#my $head="SNMP $severity received from $host($ip) on $datetime\n$briefmsg\n";
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my $head="SNMP $severity received from $host($ip)\n$briefmsg\n";
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if ($node1) { $info= getMoreInfo($node1);}
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my $middle="Trap details:\n$message\n";
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#email the full message to the alerts aliase
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my $cmd="echo \'$info$head\n$middle\' \| mail -s \"$severity_type: Cluster SNMP Alert\!\" $MAILTO";
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`$cmd`;
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}
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#log to syslog if needed. default is log all
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if ($LOG || (keys(%hashL)==0)) {
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my $head="SNMP $severity received from $host($ip).";
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my $body;
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if ($briefmsg) { $body=$briefmsg;}
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else { $body=$message; }
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openlog("xCATMon Event","","local4");
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if ($severity_type eq "Informational") {
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syslog("local4|info", "$head\n$body\n");
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} else {
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syslog("local4|err", "$head\n$body\n");
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}
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closelog();
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}
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#run user defined commands if needed.
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if ($RUNCMD) {
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my $scripts=$settings{'cmds'};
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while ($scripts =~ s/^([^,]+)(,)*//) {
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my $cmd="echo \'host=$host\nip=$ip\n$message\n\' \| $1";
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`$cmd`;
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}
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}
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#--------------------------------------------------------------------------------
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=head3 getMoreInfo
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This function returns the node module/type, serial number, position etc.
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Arguments:
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node-- name of the node.
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Returns:
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A string with node info ready to display.
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=cut
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#--------------------------------------------------------------------------------
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sub getMoreInfo {
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my $node=shift;
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my $pos;
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my $vpd;
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# get module name and serial number from the xCAT DB.
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my $ref;
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my $table=xCAT::Table->new("vpd", -create =>1);
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if ($table) {
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my $ref = $table->getNodeAttribs($node, ['serial', 'mtm']);
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if ($ref) {
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$vpd .= " Type/Mudule: ";
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if ($ref->{mtm}) { $vpd .= $ref->{mtm};}
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$vpd .= "\n";
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$vpd .= " Serial Number: ";
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if ($ref->{serial}) { $vpd .= $ref->{serial};}
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$vpd .= "\n";
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}
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$table->close();
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}
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# get the info from rinv command if nothing in the vpd table
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if (!$vpd) {
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my $result=`XCATBYPASS=Y $XCATROOT/bin/rinv $node all 2>&1 | egrep -i '(model|serial)' | grep -v Univ`;
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if ($? == 0) {#success
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chomp($result);
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my @b=split(/\n/, $result);
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foreach (@b) {
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s/^(.*)\:(.*)\:(.*)$/$2: $3/;
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$vpd .= " $_\n";
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}
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}
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}
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if (!$vpd) {
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$vpd .= " Type/Mudule: \n";
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$vpd .= " Serial Number: \n";
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}
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#get the position
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my $table1=xCAT::Table->new("nodepos", -create =>1);
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if ($table1) {
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my $ref1 = $table1->getNodeAttribs($node, ['rack', 'u', 'chassis', 'slot', 'room']);
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$pos .= " Room: ";
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if (($ref1) && ($ref1->{room})) { $pos .= $ref1->{room}; }
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$pos .= "\n";
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$pos .= " Rack: ";
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if(($ref1) && ($ref1->{rack})) { $pos .= $ref1->{rack};}
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$pos .= "\n";
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$pos .= " Unit: ";
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if(($ref1) && ($ref1->{u})) { $pos .= $ref1->{u}; }
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$pos .= "\n";
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$pos .= " Chassis: ";
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if(($ref1) && ($ref1->{chassis})) { $pos .= $ref1->{chassis};}
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$pos .= "\n";
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$pos .= " Slot: ";
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if(($ref1) && ($ref1->{slot})) { $pos .= $ref1->{slot};}
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$pos .= "\n";
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$table1->close();
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}
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if (($pos) || ($vpd)) {
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return " Node: $node\n$vpd$pos\n";
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}
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return "";
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}
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#--------------------------------------------------------------------------------
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=head3 parseSettings
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This function takes a setting string which looks like "key1=value1,key2=value2..."
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and returns a hash (key1=>value1, key2=>value2...).
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Arguments:
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setting the setting string.
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Returns:
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A hash.
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=cut
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#--------------------------------------------------------------------------------
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sub parseSettings {
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my $settings=shift;
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my %ret=();
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while (($settings =~ s/^(Informational|Warning|Critical|All|None)()(,)*//) ||
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($settings =~ s/^([^\=]+)=(\"[^\"]+\")(,)*//) ||
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($settings =~ s/^([^\=]+)=([^\"\,]+)(,)*//)) {
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#print "$1=$2\n";
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if (exists($ret{$1}{'eq'})) {
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my $pa=$ret{$1}{eq};
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push(@$pa, $2);
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}
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else {
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$ret{$1}{'eq'}=[$2];
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}
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}
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return %ret;
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}
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#--------------------------------------------------------------------------------
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=head3 checkWithOid
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This function checks the input strings with the setting to see what
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actions need to be done for this event.
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Arguments:
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oid the oid string
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value the value string
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Returns:
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none. The variables $EMAIL, $LOG, $IGNORE and $RUNCMD may be changed.
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=cut
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#--------------------------------------------------------------------------------
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sub checkWithOid {
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$o=shift;
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$v=shift;
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sub checking {
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my $hashX=shift;
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if (exists($hashX->{'All'})) { return 1; }
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if (exists($hashX->{'None'})) { return 0; }
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@a_oid=split('::', $o);
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my $new_o=$o;
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if (@a_oid == 2) { $new_o=$a_oid[1]; }
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print "o=$o, new_o=$new_o\n";
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if (exists($hashX->{$o})) {
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my $pa= $hashX->{$o}{'eq'};
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foreach(@$pa) {
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if ($_ eq $v) {return 1; }
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}
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}
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if (exists($hashX->{$new_o})) {
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my $pa= $hashX->{$new_o}{'eq'};
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foreach(@$pa) {
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if ($_ eq $v) {return 1; }
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}
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}
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return 0;
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}
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if ((!$IGNORE) && (keys(%hashI)>0)) {
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$IGNORE=checking(\%hashI);
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if ($IGNORE) { return;}
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}
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if ((!$EMAIL) && (keys(%hashE)>0)) {
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$EMAIL=checking(\%hashE);
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}
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if ((!$LOG) && (keys(%hashL)>0)) {
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$LOG=checking(\%hashL);
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}
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if ((!$RUNCMD) && (keys(%hashR)>0)) {
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$RUNCMD=checking(\%hashR);
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}
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}
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