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authorSoulou <leo@unbekandt.eu>2015-04-30 16:31:07 +0200
committerSoulou <leo@unbekandt.eu>2015-04-30 16:31:07 +0200
commite3504cee99dab2331df59f6463e5be5ac222dedd (patch)
tree65b6681743022105241cc423eb035f96f826edc0
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Initial version
-rw-r--r--Dockerfile19
-rw-r--r--munin.conf16
-rw-r--r--nginx-munin16
-rw-r--r--start-munin.sh49
4 files changed, 100 insertions, 0 deletions
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ff21e0b
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,19 @@
+FROM ubuntu:14.04
+
+MAINTAINER Leo Unbekandt <leo.unbekandt@appsdeck.eu>
+
+RUN adduser --system --home /var/lib/munin --shell /bin/false --uid 1103 --group munin
+
+RUN apt-get update -qq && RUNLEVEL=1 DEBIAN_FRONTEND=noninteractive \
+ apt-get install -y -qq cron munin munin-node nginx apache2-utils wget
+RUN rm /etc/nginx/sites-enabled/default && mkdir -p /var/cache/munin/www && chown munin:munin /var/cache/munin/www && mkdir -p /var/run/munin && chown -R munin:munin /var/run/munin
+
+VOLUME /var/lib/munin
+VOLUME /var/log/munin
+
+ADD ./munin.conf /etc/munin/munin.conf
+ADD ./nginx-munin /etc/nginx/sites-enabled/munin
+ADD ./start-munin.sh /munin
+EXPOSE 80
+CMD bash /munin
+
diff --git a/munin.conf b/munin.conf
new file mode 100644
index 0000000..66febbf
--- /dev/null
+++ b/munin.conf
@@ -0,0 +1,16 @@
+#dbdir /var/lib/munin
+#htmldir /var/cache/munin/www
+#logdir /var/log/munin
+#rundir /var/run/munin
+#tmpldir /etc/munin/templates
+#staticdir /etc/munin/static
+includedir /etc/munin/munin-conf.d
+#graph_period second
+#graph_strategy cron
+#munin_cgi_graph_jobs 6
+#cgiurl_graph /munin-cgi/munin-cgi-graph
+#max_size_x 4000
+#max_size_y 4000
+#html_strategy cron
+#max_processes 16
+#rrdcached_socket /var/run/rrdcached.sock
diff --git a/nginx-munin b/nginx-munin
new file mode 100644
index 0000000..ab67f68
--- /dev/null
+++ b/nginx-munin
@@ -0,0 +1,16 @@
+server {
+ listen 80 default_server;
+ server_name munin;
+ access_log /var/log/nginx/munin-access.log;
+ error_log /var/log/nginx/munin-server.log;
+
+ location /munin {
+ root /var/cache/munin/www;
+ }
+
+ location / {
+ auth_basic "Munin Server";
+ auth_basic_user_file "/etc/munin/htpasswd.users";
+ root "/var/cache/munin/www";
+ }
+}
diff --git a/start-munin.sh b/start-munin.sh
new file mode 100644
index 0000000..b0fb3b0
--- /dev/null
+++ b/start-munin.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+NODES=${NODES:-}
+MUNIN_USER=${MUNIN_USER:-user}
+MUNIN_PASSWORD=${MUNIN_PASSWORD:-password}
+
+htpasswd -b -c /etc/munin/htpasswd.users "$MUNIN_USER" "$MUNIN_PASSWORD"
+
+# generate node list
+for NODE in $NODES
+do
+ NAME=`echo $NODE | cut -d ":" -f1`
+ HOST=`echo $NODE | cut -d ":" -f2`
+ cat << EOF >> /etc/munin/munin.conf
+[$NAME]
+ address $HOST
+ use_node_name yes
+
+EOF
+done
+
+# placeholder html to prevent permission error
+if [ ! -e /var/cache/munin/www/index.html ]; then
+cat << EOF > /var/cache/munin/www/index.html
+<html>
+<head>
+ <title>Munin</title>
+</head>
+<body>
+Munin has not run yet. Please try again in a few moments.
+</body>
+</html>
+EOF
+chown munin:munin /var/cache/munin/www/index.html
+chmod g+w /var/cache/munin/www/index.html
+fi
+
+# start rsyslogd
+/usr/sbin/rsyslogd
+# start cron
+/usr/sbin/cron
+# start local munin-node
+/usr/sbin/munin-node
+echo "Using the following munin nodes:"
+echo $NODES
+# start apache
+/usr/sbin/nginx
+# show logs
+echo "Tailing /var/log/syslog..."
+tail -F /var/log/syslog /var/log/munin/munin-update.log