xcat-core/xCAT-rmc/scripts/updatexcatnodestatus
2008-09-17 19:06:45 +00:00

76 lines
3.2 KiB
Perl
Executable File

#!/usr/bin/env perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
# This script is used by UpdatexCATNodeStatus event response to handle the node
# status changes from the condition NodeReachability and NodeReachability_H
BEGIN
{
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use strict;
use Getopt::Std;
use POSIX qw(strftime);
my $cond_name=$ENV{ERRM_COND_NAME};
my $node;
my $status;
if ($cond_name eq "NodeReachability") {
$node=$ENV{ERRM_RSRC_NAME};
$status=$ENV{ERRM_VALUE};
} elsif ($cond_name eq "NodeReachability_H") {
# Parse the ERRM_VALUE attribute, which will contain the
# LastEvent structured data variable from the Condition class
# The fields in this structured data variable are documented below where we parse them out.
my $event = $ENV{ERRM_VALUE};
$event =~ s/^\[(.*)\]$/$1/; # SD variables have square brackets around them
# This parse the LastEvent
my ( # split the SD into the following fields:
$Occurred, # One if the condition has been triggered
$ErrNum, # Non-zero if there was in error in the event registration
$ErrMsg, # The string msg related to ErrNum
$EventFlags, # Bit mask giving some additional info about the event
$EventTime, # Time of event expressed in seconds since 1/1/1970
$EventTimeMicros, # Number of microseconds past EventTime
$ResourceHandle, # Binary address of the RMC resource that caused the condition to be triggered
$NodeName, # The node on which the event occurred. For conditions that use the management domain scope (4),
# this will be the leaf node. For conditions that use the local scope (e.g. NodeReachability),
# this will be the FMS.
$NumAttrs, # Number of attr values from the resource returned in this event
$NumAttrsInExpr, # How many of the above were attributes in the event expression
$IndexForAttrs, # The starting index of the array of values. Until new fixed fields are added
# to LastEvent, this will be the element right after this one.
$AttrArray # This list of attribute names, types, and values
) = split(/,/, $event, 12);
my @attrArray = split(/,/, $AttrArray); # Note: parsing this way does not support SDs or SD Arrays that may be in this list
my $j = 0; # index into attrArray
for (my $i=0; $i<$NumAttrs; $i++) {
my $attrName = $attrArray[$j++];
my $attrType = $attrArray[$j++]; # Types <= 8 are "simple" types. Types > 8 are SDs and arrays.
my $attrValue = $attrArray[$j++];
if ($attrName eq '"Name"') { $node = $attrValue; }
if ($attrName eq '"Status"') { $status = $attrValue; }
}
} else {
`logger xCAT "[mon]: updatexcatnodestatus: This script does not handle condition $cond_name"`;
exit 1;
}
my $status_string;
if ($status == 1) { $status_string="alive"; }
else { $status_string="unreachable"; }
my $result=`$::XCATROOT/bin/nodech $node nodelist.status=$status_string 2>&1`;
my $code=$?;
if ($code) {
`logger xCAT "[mon]: Error saving node status ($node,$status_string) to xCAT:$result"`;
exit $code;
}
exit 0