diff options
| -rw-r--r-- | Dockerfile | 2 | ||||
| -rw-r--r-- | README.md | 1 | ||||
| -rw-r--r-- | nginx.conf | 2 | ||||
| -rwxr-xr-x | start-munin.sh | 36 |
4 files changed, 34 insertions, 7 deletions
@@ -12,7 +12,7 @@ VOLUME /var/lib/munin VOLUME /var/log/munin ADD ./munin.conf /etc/munin/munin.conf -AdD ./nginx.conf /etc/nginx/nginx.conf +ADD ./nginx.conf /etc/nginx/nginx.conf ADD ./nginx-munin /etc/nginx/sites-enabled/munin ADD ./start-munin.sh /munin ADD ./munin-graph-logging.patch /usr/share/munin @@ -36,6 +36,7 @@ The port is always optional, default is 4949 * `NODES` format: `name1:ip1[:port1] name2:ip2[:port2] …` * `SNMP_NODES` format: `name1:ip1[:port1]` … +* `SSH_NODES` format: `name1:ip1[:port1]` … ## Port @@ -26,5 +26,3 @@ http { include /etc/nginx/conf.d/*.conf; include /etc/nginx/sites-enabled/*; } - - diff --git a/start-munin.sh b/start-munin.sh index fef4449..71b2359 100755 --- a/start-munin.sh +++ b/start-munin.sh @@ -1,6 +1,7 @@ #!/bin/bash NODES=${NODES:-} SNMP_NODES=${SNMP_NODES:-} +SSH_NODES=${SSH_NODES:-} MUNIN_USERS=${MUNIN_USERS:-${MUNIN_USER:-user}} MUNIN_PASSWORDS=${MUNIN_PASSWORDS:-${MUNIN_PASSWORD:-password}} MAIL_CONF_PATH='/var/lib/munin/.mailrc' @@ -49,7 +50,7 @@ fi # generate the Munin auth username/password file if [ ! -f /etc/munin/htpasswd.users ]; then - uc = 0 + uc=0 IFS=' ' read -ra ARR_USERS <<< "$MUNIN_USERS" IFS=' ' read -ra ARR_PASSWORDS <<< "$MUNIN_PASSWORDS" for u in "${ARR_USERS[@]}"; do @@ -67,7 +68,7 @@ do if [ ${#PORT} -eq 0 ]; then PORT=4949 fi - if ! grep -q $HOST /etc/munin/munin.conf ; then + if ! grep -q "'^$HOST$'" /etc/munin/munin.conf ; then cat << EOF >> /etc/munin/munin.conf [$NAME] address $HOST @@ -75,6 +76,7 @@ do port $PORT EOF + echo "Added node '$NAME' '$HOST'" fi done @@ -87,7 +89,7 @@ do if [ ${#PORT} -eq 0 ]; then PORT=4949 fi - if ! grep -q $HOST /etc/munin/munin.conf ; then + if ! grep -q "'^$HOST$'" /etc/munin/munin.conf ; then cat << EOF >> /etc/munin/munin.conf [$NAME] address $HOST @@ -95,6 +97,27 @@ do port $PORT EOF + echo "Added SNMP node '$NAME' '$HOST'" + fi +done + +for SSH_NODE in $SSH_NODES +do + NAME=`echo $SSH_NODE | cut -d ":" -f1` + HOST=`echo $SSH_NODE | cut -d ":" -f2` + PORT=`echo $SSH_NODE | cut -d ":" -f3` + if [ ${#PORT} -eq 0 ]; then + PORT=4949 + fi + if ! grep -q "'^$HOST$'" /etc/munin/munin.conf ; then + cat << EOF >> /etc/munin/munin.conf +[$NAME] + address ssh://$HOST/usr/bin/nc localhost 4949 + use_node_name yes + port $PORT + +EOF + echo "Added SSH node '$NAME' '$HOST'" fi done @@ -119,16 +142,21 @@ fi /usr/sbin/rsyslogd # start cron /usr/sbin/cron +# Issue: 'NUMBER OF HARD LINKS > 1' prevents cron exec in container +# https://github.com/phusion/baseimage-docker/issues/198 +touch /etc/crontab /etc/cron.d/* # start local munin-node /usr/sbin/munin-node echo "Using the following munin nodes:" echo $NODES +echo "(ssh) $SSH_NODES" +echo "(snmp) $SNMP_NODES" # start spawn-cgi to enable CGI interface with munin (dynamix graph generation) spawn-fcgi -s /var/run/munin/fcgi-graph.sock -U munin -u munin -g munin /usr/lib/munin/cgi/munin-cgi-graph # start nginx /usr/sbin/nginx # show logs -echo "Tailing /var/log/syslog..." +echo "Tailing syslog and munin-update log..." tail -F /var/log/syslog /var/log/munin/munin-update.log & pid=$! echo "tail -F running in $pid" |