Northstar Update to Debian 11.2

The OS was updated to Debian 9.13 in Dez 2021.

NorthStar did not run out of the box after the update. Neccesary fixes:

Issue:

systemctl does not work. Workaround use service --status-all.

Send ticket to RZ support.

Issue: Tomcat8 not installed

Fix: install tomcat8 with aptitude

The following files were backed-up and replaced by new files:

cp catalina.properties catalina.properties.bak
cp /etc/tomcat8/context.xml /etc/tomcat8/context.xml.bak
cp /etc/tomcat8/policy.d/03catalina.policy /etc/tomcat8/policy.d/03catalina.policy.bak
cp /etc/tomcat8/server.xml /etc/tomcat8/server.xml.bak
cp /etc/default/tomcat8 /etc/default/tomcat.bak

Issue mod_jk error

/var/log/apache2/mod_jk.log

[Mon Jan 17 07:53:12.422 2022] [3958:140220768682048] [info] init_jk::mod_jk.c (3591): mod_jk/1.2.46 initialized
[Mon Jan 17 07:53:12.422 2022] [3958:140220768682048] [error] extension_fix::jk_uri_worker_map.c (580): Could not find worker with name 'jk-manager' in uri map post processing.
[Mon Jan 17 07:53:12.422 2022] [3958:140220768682048] [error] extension_fix::jk_uri_worker_map.c (580): Could not find worker with name 'jk-status' in uri map post processing.
[Mon Jan 17 10:00:45.939 2022] [7000:140220768682048] [warn] jk_servlet_normalize::jk_util.c (2194): Uri [etc/hosts] does not start with '/'.
[Tue Jan 18 01:56:29.733 2022] [6675:140220768682048] [warn] jk_servlet_normalize::jk_util.c (2194): Uri [bin/sh] does not start with '/'.
[Tue Jan 18 11:07:08.904 2022] [120494:140220768682048] [warn] jk_servlet_normalize::jk_util.c (2194): Uri [bin/sh] does not start with '/'.
[Tue Jan 18 21:40:08.493 2022] [6673:140220768682048] [warn] jk_servlet_normalize::jk_util.c (2194): Uri [bin/sh] does not start with '/'.

Fix: in /etc/libapache2-mod-jk/workers.properties

# configure jk-status
worker.list=jk-status
worker.jk-status.type=status
worker.jk-status.read_only=true
# configure jk-manager
worker.list=jk-manager
worker.jk-manager.type=status