add munin monitoring

1 files changed, 79 insertions, 0 deletions

diff --git a/roles/install_monitoring/files/munin/munin_fastd_traffic b/roles/install_monitoring/files/munin/munin_fastd_traffic
new file mode 100644
index 0000000..6b60a94
--- /dev/null
+++ b/roles/install_monitoring/files/munin/munin_fastd_traffic
@@ -0,0 +1,79 @@
+#!/usr/bin/perl -w
+# -*- perl -*-
+
+=head1 NAME
+
+fastd_traffic_ - Plugin to monitor fastd traffic
+
+=head1 CONFIGURATION
+
+Set user and group to have access to the socket
+Set path to socketfile if not /tmp/fastd.sock
+
+    [fastd_traffic_*]
+    user fastd
+    group fastd
+    env.socketfile /tmp/fastd.sock
+
+=head1 USAGE
+
+Link this plugin to /etc/munin/plugins/ 
+
+After creating the links, restart munin-node. Don't forget to configure the plugin!
+
+=head1 AUTHORS
+
+Dominique Goersch <mail@dgoersch.info>
+Niklas Yann Wettengel <niyawe@niyawe.de>
+
+=head1 LICENSE
+
+GPLv2
+
+=head1 MAGIC MARKERS
+
+ #%# family=manual
+
+=cut
+
+
+use strict;
+use warnings;
+use File::Basename;
+use IO::Socket::UNIX qw( SOCK_STREAM );
+use JSON;
+
+if ($ARGV[0] and $ARGV[0] eq "config") {                                                #config graph
+	print "graph_order down up\n";
+	print "graph_title fastd traffic\n";
+	print "graph_args --base 1000\n";
+	print "graph_vlabel bits in (-) / out (+) per second\n";
+	print "graph_category fastd\n";
+	print "graph_info This graph shows the traffic of fast.\n";
+	print "down.label received\n";
+	print "down.type DERIVE\n";
+	print "down.graph no\n";
+	print "down.cdef down,8,*\n";
+	print "down.min 0\n";
+	print "up.label bps\n";
+	print "up.type DERIVE\n";
+	print "up.negative down\n";
+	print "up.cdef up,8,*\n";
+	print "up.min 0\n";
+    exit 0;
+}
+
+
+my $statusfile = exists $ENV{'socketfile'} ? $ENV{'socketfile'} : "/tmp/fastd.sock";    #get path to socket from environment or use default
+my $socket = IO::Socket::UNIX->new(Type => SOCK_STREAM,Peer => $statusfile)             #open socket
+   or die("Can't connect to server: $!\n");
+
+my $fastdstatus = "";
+foreach my $line (<$socket>) {$fastdstatus .= $line;}                                   #read contents from socket
+my $json = decode_json($fastdstatus);                                                   #decode json
+
+my $fastd_rx_bytes   = $json->{statistics}->{rx}->{bytes};                              #get recieved bytes from json
+my $fastd_tx_bytes   = $json->{statistics}->{tx}->{bytes};                              #get transmittetd bytes from json
+
+print "up.value $fastd_tx_bytes\n";                                                 #return transmitted bytes
+print "down.value $fastd_rx_bytes\n";                                               #and recieved bytes