#!/usr/sbin/rsct/perl5/bin/perl
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# @(#)27   1.8   src/rsct/rm/SensorRM/cli/bin/chsensor.perl, sensorcli, rsct_rpyxh, rpyxht1f3 5/20/02 11:00:44

# Changes 1 or more attributes of a resource from the RMC IBM.Sensor class

use strict;
use locale;
BEGIN
  {
	# this enables us to redirect where it looks for other RSCT files during development
	$::rsctroot = $ENV{'RSCT_ROOT'} || '/usr/sbin/rsct';
	$::rsctpm = "$::rsctroot/pm";
	$::rsctmsgmaps = "$::rsctroot/msgmaps";
  }

use lib $::rsctpm;
use Getopt::Std;
use autouse CT_cli_utils => qw(printIMsg printEMsg);
use Socket;

$main::PROGNAME = 'chsensor';
$main::MSGCAT = 'sensorcli.cat';
$main::LSMSG = '/usr/sbin/rsct/bin/ctdspmsg';

# For the usage, see sensorcli.msg
sub usage { printIMsg('IMsgChsensorUsage');  exit (scalar(@_) ? $_[0] : 1); }

# Parse the cmd line args and check them
if (! getopts('an:hvV') ) { &usage; }
if (scalar(@ARGV) < 2 || $::opt_h) { &usage; }
if ($::opt_a && $::opt_n) { &usage; }
if ($::opt_V) { $::opt_v = 1; }

my $name = shift @ARGV;
my $selectstr = "Name='$name'";

if ($::opt_a || defined($::opt_n))
  {
	#todo: support symbolic names for values 2 and 3
	if ($ENV{CT_MANAGEMENT_SCOPE}!=2 && $ENV{CT_MANAGEMENT_SCOPE}!=3) { $ENV{CT_MANAGEMENT_SCOPE}=4; }
  }
else { $ENV{CT_MANAGEMENT_SCOPE}=1; }

if (defined($::opt_n))
  {
	my @nodes = split(/[, ]+/,$::opt_n);
	#&resolve(\@nodes);
	if (length($selectstr)) { $selectstr .= ' && '; }
	$selectstr .= q/NodeNameList IN ('/ . join("','",@nodes) . q/')/;
  }

if (length($selectstr)) { $selectstr = qq("$selectstr"); }

# We have to parse the attr=val pairs so we can requote the values and replace the equals sign
foreach my $a (@ARGV)
  {
	# Note: we allow a null value
	my ($at, $val) = $a =~ /^\s*(\S+?)\s*=\s*(\S*.*)$/;
	#if (!defined($at)) { $::MSGSET='createnode'; NodeUtils->message('E1','EMsgBAD_ATTR_VAL_FORM'); }
	if (!length($val)) { $val = "''"; }     # chrsrc-api needs something for the value
	# Put quotes around the value to protect spaces or weird chars
	# (if the value already has quotes around it, do not quote it)
	if (!( $val =~ /^(".*"|'.*')$/ ))
	  {
		# if the value has imbedded double quotes, use single quotes
		if ($val =~ /\"/) { $val = qq('$a'); }   # use the other quotes
		else 		# use double quotes
		  {
			$val =~ s/\"/\\\"/sg;     # escape embedded double quotes
			$val = qq("$val");
		  }
	  }
	$a = "${at}::$val";
  }
my $attrvals = join('::', @ARGV);

my $cmd = qq(/usr/bin/chrsrc-api -s IBM.Sensor::${selectstr}::$attrvals 2>&1);
if ($::opt_v) { $main::PROGNAME = 'lssensor'; printIMsg('IMsgRmcCmd', $cmd); $main::PROGNAME = 'lssensor'; }

my @output = `$cmd`;
my $rc = $? >> 8;
if ($rc)
  {
	if (!$::opt_v) { $output[0] =~ s/.*::.*::.*::.*::.*:://; }
	print @output;
	exit $rc;
  }

exit $rc;


# Not used right now
sub resolve
  {
	my ($arrayref) = @_;
	foreach my $host (@$arrayref)
	  {
		if ($host =~ /^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/)     # an ip address
		  {
			my $packedaddr = inet_aton($host);
			my $hostname = gethostbyaddr($packedaddr, AF_INET);
			if (length($hostname)) { $host = $hostname; }
		  }
		else					# they specified a hostname, but it may be a short name
		  {
			my ($hostname, $aliases, $addrtype, $length, @addrs) = gethostbyname($host);
			if (length($hostname)) { $host = $hostname; }
		  }
	  }
  }

