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Comment: debian++

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Note
iconfalse
titleThis Guide assumes
  • A fresh, minimal (e.g. netinst.iso) install of Debian 1011 ("BusterBullseye") with no "tasks" except openssh-server
    • Ubuntu 18.04 LTS ("xenial") Server works the same as Debian 10 11 for the purpose of this guide
  • Accessed via SSH or the console (no X11 required nor recommended),
  • Correct server time configuration using NTP (e.g. using systemd-timesyncd or ntpd)
  • Packet filters or firewall rules in place, e.g.:
    • With outgoing (ports TCP/80 and TCP/443) network access:
      • Port 80 for Debian APT updates, i.e., for downloading signed software packages
      • Port 80 and 443 for downloading signed eduID.at Metadata
      • Port 443 is also needed for downloads of the Shibboleth IDP software (you can copy that to the server yourself, of course)or additional modules
      • The IDP will also need to connect to your LDAP Directory Servers for authentication and attribute lookup,
        • either on the standard port TCP/389 for LDAP(+STARTTLS),
        • or on port TCP/636 for LDAPS (which which no formal specification exists),
        • or maybe on the "global catalog" port of your Microsoft Active Directory (only if you need to access that).
      • For NTP you also need outgoing connectivity to the configured NTP servers (e.g. ACOnet's)
    • And incoming HTTPS access (on port TCP/443 only, noone accesses . Noone needs to access your IDP manually by entering its URL, so no need to be even listening on TCP/80 and therefore also no need for a redirect from TCP/80 to TCP/443, either).
      • also Also incoming port TCP/22 for access only from a management network, if the server is managed via SSH
  • All commands in this guide are to be issued by user root (uid=0) so sudo -s first as needed.
  • The shell to use is /bin/bash (you can get fancy with fish/zsh/etc. after finishing the install/configuration)
  • Use of systemd for service management using the amended service unit as described in this documentation

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Install required (and used, throughout this documentation) packages, possibly replacing vim with your $EDITOR of choice (e.g. emacs-nox or nano, both of which also support syntax highlighting, which helps when editing XML files) and stop the automatically started tomcat until we've completed more configuration performed further below:

No Format
apt install --no-install-recommends default-jdk-headless tomcat9 \
  vim less openssl unzip curl expat multitail gnupg net-tools

systemctl stop tomcat9

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sed -i 's/^/#/' /etc/logrotate.d/tomcat9

Systemd service

Debian 10's Tomcat comes with an almost-usable systemd service that needs to be amended in order to

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