From 16cfae996e5dc3b763e3f6c9d537799340a92ca8 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Fri, 6 Apr 2007 17:45:04 +0000
Subject:  r11442@danube:  weasel | 2007-04-06 19:44:55 +0200  Handle vserver
 init

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@265 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede
---
 nagios-check-libs | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/nagios-check-libs b/nagios-check-libs
index e8c3203..27fccfa 100755
--- a/nagios-check-libs
+++ b/nagios-check-libs
@@ -60,9 +60,20 @@ sub getProcs($) {
 sub getUsers() {
 	return join('; ', (map { $_.': '.getProcs($_) } (sort {$a cmp $b} keys %processes)));
 };
+sub inVserver() {
+	open(F, "< /proc/self/status") or return 0;
+	while (<F>) {
+		my ($k, $v) = split(/: */, $_, 2);
+		if ($k eq 's_context') {
+			close F;
+			return ($v > 0);
+		};
+	};
+	close F;
+	return 0;
+}
 
-
-
+my $INVSERVER = inVserver();
 
 print STDERR "Running $LSOF -n\n" if $params->{'verbose'};
 open (LSOF, "$LSOF -n|") or die ("Cannot run $LSOF -n: $!\n");
@@ -76,6 +87,7 @@ for my $line (@lsof)  {
 	if ($line =~ m/\.dpkg-/ || $line =~ m/path inode=/) {
 		my ($process, $pid, $user, undef, undef, undef, undef, $path, $rest) = split /\s+/, $line;
 		next if $path =~ m#^/proc/#;
+		next if ($INVSERVER && ($process eq 'init') && ($pid == 1) && ($user eq 'root'));
 		#$processes{$user}->{$process} = [] unless defined $processes{$user}->{$process};
 		$processes{$user}->{$process}->{$pid} = 1;
 	};
-- 
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