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Version notes

Terry Norbraten edited this page Sep 17, 2025 · 3 revisions

Back to Sigmakee repository

2024 November 2

We're making some improvements to clean up the configuration and code of Sigma and its associated projects. For existing installations, some changes are needed to stay in sync. OpenJDK is now supported, eliminating the dependency on Oracle JDK. Tomcat 9 is now required. A new environment variable SIGMA_CP is now required in your .bashrc (or similar for non-Linux). Please let us know if you have any issues!

To upgrade to Tomcat 9 and add the SIGMA_CP:

cd ~
echo "export SIGMA_CP=$SIGMA_SRC/build/sigmakee.jar:$SIGMA_SRC/lib/*" >> .bashrc
cd Programs
rm -r apache-tomcat-8.5.23/
wget 'https://archive.apache.org/dist/tomcat/tomcat-9/v9.0.107/bin/apache-tomcat-9.0.107.zip'
unzip apache-tomcat-9.0.107.zip
rm apache-tomcat-9.0.107.zip
cd ~/Programs/apache-tomcat-9.0.107/bin
chmod 777 *
cd ../webapps
chmod 777 *

update CATALINA_HOME in your ~/.bashrc file

CATALINA_HOME=~/Programs/apache-tomcat-9.0.107

Recompile sigmakee

cd ~/workspace/sigmakee/
ant
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