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Conferences OUCE 2015 and 31c3

December 27, 2014 1 min read OpenNMS Events Ronny Trommer

I spent some time with preparing the OUCE 2015 and we use the free an open-source software frab as conference management system. I do most of my server automation with Chef and my playground is running with Vagrant. For this reason I decided to spend some time an built a Vagrant / Chef environment and contributed it back to the frab project. This guys do a really good job and IMHO it is the best free conference management system you can get. If you want to play with it feel free and give it a try and contribute.

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OUCE 2014 Review

April 22, 2014 2 min read OpenNMS Events Ronny Trommer

We have finished our 6th OpenNMS User Conference Europe. It was the first time we made a conference outside of Germany. We started with the first conference in 2009 when I worked at NETHINKS and begun with OpenNMS professional services. For the 3rd and 4th conference we decided to move the venue closer to the people organizing the conference and the IT center in Fulda was a really good place. In 2013 NETHINKS and the OpenNMS Foundation Europe worked together to move the organization of the conference to the community at the University of Applied Science in Fulda.

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OUCE 2013 Lab Setup

March 15, 2013 3 min read Ronny Trommer

System

  • Ubuntu 12.10
  • Language: English
  • Keyboard Layout: English
  • Login: opennms
  • Pass: ouce2013

Admins toolbox

sudo -s
apt-get install openssh-server
apt-get install vim tcpdump git-core htop joe nmap iftop
apt-get install snmp snmpd snmp-mibs-downloader

Maven2 and Oracle Java 1.6

apt-get install maven2
wget http://files.opennms-edu.net/jdk-6u41-linux-x64.bin
chmod +x jdk-6u41-linux-x64.bin
./jdk-6u41-linux-x64.bin
mv jdk1.6.0_41 /opt
update-alternatives --install "/usr/bin/java" "java" "/opt/jdk1.6.0_41/bin/java" 1
update-alternatives --install "/usr/bin/javac" "javac" "/opt/jdk1.6.0_41/bin/javac" 1
update-alternatives --install "/usr/bin/javaws" "javaws" "/opt/jdk1.6.0_41/bin/javaws" 1
update-alternatives --install "/usr/bin/jar" "jar" "/opt/jdk1.6.0_41/bin/jar" 1
update-alternatives --install "/usr/lib/mozilla/plugins/mozilla-javaplugin.so" "mozilla-javaplugin.so" "/opt/jdk1.6.0_41/jre/lib/amd64/libnpjp2.so" 1
update-alternatives --config java

Some privacy and data leak stuff

apt-get remove unity-lens-shopping
System Settings -> Privacy Include Online Search results OFF / Record Activity OFF

Installing OpenNMS

update-alternatives --config java
vi /etc/apt/sources.list.d/opennms.list
deb http://debian.opennms.org stable main
deb-src http://debian.opennms.org stable main
wget -O - http://debian.opennms.org/OPENNMS-GPG-KEY | sudo apt-key add -
apt-get update
apt-get install opennms
echo "export JAVA_HOME=\"/opt/jdk1.6.0_41\"" >> /etc/profile
echo "export OPENNMS_HOME=\"/usr/share/opennms\"" >> /etc/profile
source /etc/profile
/usr/share/opennms/bin/runjava -s
vi /etc/postgresql/9.1/main/pg_hba.conf
file:/etc/postgresql/9.1/main/pg_hba.conf

host    all             all             127.0.0.1/32            trust
service postgresql restart
/usr/share/opennms/bin/install -dis
echo JAVA_HEAP_SIZE=768 >> /etc/opennms/opennms.conf
echo START_TIMEOUT=0 >> /etc/opennms/opennms.conf
service opennms start
apt-get install libwww-perl libxml-twig-perl

iReport installieren

cd ~
wget http://files.opennms-edu.net/iReport-3.7.6.tar.gz
tar xzf iReport-3.7.6.tar.gz
mv iReport-3.7.6 /opt
chown opennms:opennms /opt/iReport-3.7.6 -R
apt-get install --no-install-recommends gnome-panel
gnome-desktop-item-edit /usr/share/applications/ --create-new
Name: iReport 3.7.6
Binary: /opt/iReport-3.7.6/bin/ireport
Icon: gnome-power-statistics.png
Comment: Jasper Reports-Report Designer

Wallpaper

cd ~/Pictures
wget http://files.opennms-edu.net/wallpaper/free-software-ulf.jpg
cd /usr/share/backgrounds
wget http://files.opennms-edu.net/warty-final-ubuntu-ouce.png
sudo -i
xhost +SI:localuser:lightdm
su lightdm -s /bin/bash
gsettings set com.canonical.unity-greeter draw-user-backgrounds 'false'
gsettings set com.canonical.unity-greeter draw-grid 'false'
gsettings set com.canonical.unity-greeter background '/usr/share/backgrounds/warty-final-ubuntu-ouce.png'

RRD-Tool

sudo apt-get install rrdtool

Groovy

sudo -s
cd /root
wget http://files.opennms-edu.net/groovy-binary-2.1.1.zip
mv groovy-2.1.1 /opt
echo "export GROOVY_HOME=\"/opt/groovy-2.1.1\"" >> /etc/profile
source /etc/profile
ln -s /opt/groovy-2.1.1/bin/groovy /usr/local/bin/groovy
ln -s /opt/groovy-2.1.1/bin/groovyc /usr/local/bin/groovyc
ln -s /opt/groovy-2.1.1/bin/groovyConsole /usr/local/bin/groovyConsole
ln -s /opt/groovy-2.1.1/bin/groovysh /usr/local/bin/groovysh

Gradle

wget http://files.opennms-edu.net/gradle-1.4-all.zip
unzip gradle-1.4-all.zip
mv gradle-1.4 /opt
echo "export GRADLE_HOME=\"/opt/gradle-1.4\"" >> /etc/profile
ln -s /opt/gradle-1.4/bin/gradle /usr/local/bin/gradle

Workshop: Rule based event processing

cd ~
git clone http://www.github.com/m-schneider/ouce2013
cd ouce2013/groovy
. ./setenv.sh
cd ./non-gradle
./change-rules.sh

Output should look like:

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