From 9b8623381f803b97f99570362b8dfbd1053113fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9sz=C3=A1ros=20Mih=C3=A1ly?= <misi@majd.eu>
Date: Fri, 20 Mar 2020 11:44:40 +0100
Subject: [PATCH] Add munin plugin for monitoring

---
 CHANGELOG.md         |  4 +++
 munin/mm-plugin      | 61 ++++++++++++++++++++++++++++++++++++++++++++
 munin/mm-plugin-conf |  2 ++
 munin/munin.md       | 42 ++++++++++++++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100755 munin/mm-plugin
 create mode 100644 munin/mm-plugin-conf
 create mode 100644 munin/munin.md

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3372233..7124931 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+### Next Version
+ * Add munin plugin
+ * Add muted=true search param to disble audio by deffault
+
 ### 3.1
 * Browser session storage
 * Virtual lobby for rooms
diff --git a/munin/mm-plugin b/munin/mm-plugin
new file mode 100755
index 0000000..d319ad1
--- /dev/null
+++ b/munin/mm-plugin
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+# -*- sh -*-
+
+: << =cut
+
+=head1 NAME
+
+turn - Plugin to monitor the turn server test probe.
+
+=head1 CONFIGURATION
+
+No configuration
+
+=head1 AUTHOR
+
+Unknown author
+
+=head1 LICENSE
+
+GPLv2
+
+=head1 MAGIC MARKERS
+
+ #%# family=auto
+ #%# capabilities=autoconf
+
+=cut
+
+. "$MUNIN_LIBDIR/plugins/plugin.sh"
+
+if [ "$1" = "autoconf" ]; then
+	if [ -r /proc/sys/kernel/random/entropy_avail ]; then
+		echo yes
+		exit 0
+	else
+		echo no
+		exit 0
+	fi
+fi
+
+if [ "$1" = "config" ]; then
+	echo 'graph_title MM stats'
+	#echo 'graph_args --base 1000 -l 0'
+	echo 'graph_vlabel Actual Seesion Count'
+	echo 'graph_category other'
+	echo 'graph_info This graph shows the mm stats.'
+	echo 'rooms.label rooms'
+	echo 'rooms.info The count of rooms.'
+	echo 'peers.label peers'
+	echo 'peers.info The count of peers.'
+	exit 0
+fi
+
+ROOMS=`docker exec -t mm_mm_1 /opt/multiparty-meeting/server/connect.js --stats | grep 'rooms' | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g" | sed -E 's/rooms:([0-9]+)/\1/g'`
+PEERS=`docker exec -t mm_mm_1 /opt/multiparty-meeting/server/connect.js --stats | grep 'peers' | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g" | sed -E 's/peers:([0-9]+)/\1/g'`
+
+echo "rooms.value ${ROOMS}"
+echo "peers.value ${PEERS}"
+
+:
diff --git a/munin/mm-plugin-conf b/munin/mm-plugin-conf
new file mode 100644
index 0000000..3053f56
--- /dev/null
+++ b/munin/mm-plugin-conf
@@ -0,0 +1,2 @@
+[mm]
+user root
diff --git a/munin/munin.md b/munin/munin.md
new file mode 100644
index 0000000..a964e2f
--- /dev/null
+++ b/munin/munin.md
@@ -0,0 +1,42 @@
+# Install a munin plugin, as a very basic monitoring
+
+## munin-node
+
+* install on your docker host munin-node on mm.example.com
+
+  ```
+  apt install munin-node
+  ```
+
+* Copy mm-plugin from this directory to plugins dir as mm
+
+  cp mm-plugin /usr/share/munin/plugins/mm
+
+  ```
+  sudo ln -s /usr/share/munin/plugins/mm /etc/munin/plugins/mm
+  ```
+
+Copy mm-plugin-conf from this directory to munin plugins conf dir as mm
+
+copy mm-plugin-conf as to /etc/munin/plugin-conf.d
+```
+cp mm-plugin-conf /etc/munin/plugin-conf.d/mm
+```
+
+Restart munin
+```
+systemctl restart munin-node
+```
+
+# munin master
+Install a munin master on different host if you don't have munin already.
+```
+apt install munin
+```
+
+On your munin master configure the new node
+edit and add to /etc/munin.conf
+```
+[mm]
+  mm.example.com
+```
\ No newline at end of file