From ebd4169729075dce0b9fa548a126d807f7ac2ef8 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Fri, 2 Sep 2005 00:21:32 +0000
Subject: Add some stuff

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@2 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede
---
 mrtg-ip     | 37 +++++++++++++++++++++++++++++++++++++
 mrtg-memuse | 25 +++++++++++++++++++++++++
 mrtg-procs  | 28 ++++++++++++++++++++++++++++
 3 files changed, 90 insertions(+)
 create mode 100755 mrtg-ip
 create mode 100755 mrtg-memuse
 create mode 100755 mrtg-procs

diff --git a/mrtg-ip b/mrtg-ip
new file mode 100755
index 0000000..f9afa6d
--- /dev/null
+++ b/mrtg-ip
@@ -0,0 +1,37 @@
+#!/usr/bin/perl -wT
+
+# (c) 2003 by Peter Palfrader
+#
+# mrtg memory and swap usage check
+
+use strict;
+use English;
+
+my $IFACE = shift @ARGV;
+die ("Usage: $PROGRAM_NAME <interface>") unless defined $IFACE;
+
+$ENV{'PATH'} = '/bin:/usr/bin';
+delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};
+
+$UID=$EUID;
+
+open(FOO, "/proc/net/dev") || die "$0: can't open /proc/net/dev: $!";
+my @dev = <FOO>;
+close FOO;
+
+my $dev = join '', @dev;
+
+my ($in, $out) = $dev =~ /^\s*$IFACE:\s*(\d+)\s+\d+\s+\d+\s+\d+\s+\d+\s+\d+\s+\d+\s+\d+\s+(\d+)/m;
+
+defined $in or
+	$in = 0,
+	warn ("Incoming bytes not found for $IFACE\n");
+defined $out or
+	$out = 0,
+	warn ("Outgoing bytes not found for $IFACE\n");
+
+my $uptime=`/usr/bin/uptime`;
+my $hostname=`/bin/hostname`;
+print $in,"\n";
+print $out,"\n";
+printf "%s%s", $uptime, $hostname;
diff --git a/mrtg-memuse b/mrtg-memuse
new file mode 100755
index 0000000..c8068f0
--- /dev/null
+++ b/mrtg-memuse
@@ -0,0 +1,25 @@
+#!/usr/bin/perl -w
+# (c) 2003 by Gerfried Fuchs <alfie@sil.at>, MIT license
+#
+# mrtg memory and swap usage check
+
+use strict;
+
+open(FOO, "/usr/bin/free -b|") || die "$0: can't fork free: $!";
+my (undef, $mem, $mem2, $swap) = <FOO>;
+close FOO;
+
+chomp($mem, $mem2, $swap);
+
+my ($memtot) = $mem =~ /^\S+\s+(\d+)\s+/;
+my ($memuse) = $mem2 =~ /^\S+ \S+\s+(\d+)\s+/;
+
+my ($swaptot, $swapuse) = $swap =~ /^\S+\s+(\d+)\s+(\d+)\s+/;
+
+print "$memuse\n$swapuse\n".`/usr/bin/uptime`.`/bin/hostname`;
+
+__END__
+             total       used       free     shared    buffers     cached
+Mem:        514336     489352      24984          0      87716     171732
+-/+ buffers/cache:     229904     284432
+Swap:       514040      64012     450028
diff --git a/mrtg-procs b/mrtg-procs
new file mode 100755
index 0000000..7cff104
--- /dev/null
+++ b/mrtg-procs
@@ -0,0 +1,28 @@
+#!/usr/bin/perl -wT
+# (c) 2003 by Peter Palfrader
+#
+# mrtg memory and swap usage check
+
+# run as suid because grsec limits ps
+
+use strict;
+use English;
+
+$ENV{'PATH'} = '/bin:/usr/bin';
+delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};
+
+open(FOO, "/bin/ps ax|") || die "$0: can't fork ps $!";
+my @processes = <FOO>;
+close FOO;
+
+shift @processes;
+my $running=0;
+
+for my $line (@processes) {
+	my @line = split /\s+/, $line;
+	$running++ if ($line[2] =~ /R/);
+}
+
+my $uptime=`/usr/bin/uptime`;
+my $hostname=`/bin/hostname`;
+printf "%d\n%d\n%s%s", scalar @processes, $running, $uptime, $hostname;
-- 
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