OIDC Demo

Purpose

This system will be used for the CAcert OpenID Connect demo client application.

Administration

System Administration

Application Administration

Application

Administrator(s)

oidcdemo

Jan Dittberner

Contact

Additional People

No additional people have sudo access on that machine.

Basics

Physical Location

This system is located in an LXC container on physical machine Infra03.

Logical Location

IP Internet:

213.154.225.249

IP Intranet:

172.16.2.9

IP Internal:

10.0.3.18

IPv6:

2001:7b8:616:162:3::18

MAC address:

00:ff:8f:9f:43:76 (eth0)

See also

See Network

Monitoring

internal checks:

Monitoring checks for oidcdemo.infra.cacert.org

external checks:

Monitoring checks for oidcdemo.cacert.org

DNS

Todo

setup public DNS for oidcdemo

Name

Type

Content

oidcdemo.infra.cacert.org

IN A

10.0.3.18

See also

See Wiki page SystemAdministration/Procedures/DNSChanges

Operating System

  • Debian GNU/Linux 11 Bullseye

Services

Listening services

Port

Service

Origin

Purpose

22/tcp

ssh

ANY

admin console access

25/tcp

smtp

local

mail delivery to local MTA

5665/tcp

icinga2

monitor

remote monitoring service

Todo

setup OIDC demo application and add port

Running services

Service

Usage

Start mechanism

cron

job scheduler

systemd unit cron.service

dbus-daemon

System message bus

systemd unit dbus.service

Exim

SMTP server for local mail submission

systemd unit exim4.service

icinga2

Icinga2 monitoring agent

systemd unit icinga2.service

openssh server

ssh daemon for remote administration

systemd unit ssh.service

Puppet agent

configuration management agent

systemd unit puppet.service

rsyslog

syslog daemon

systemd unit rsyslog.service

Todo

setup and document OIDC demo application service

Connected Systems

Outbound network connections

  • DNS (53) resolver at 10.0.0.1 (Infra02)

  • Emailout as SMTP relay

  • Puppet (tcp/8140) as Puppet master

  • Proxyout as HTTP proxy for APT

  • crl.cacert.org (rsync) for getting CRLs

Security

SSH host keys

Algorithm

Fingerprints

RSA

SHA256:5CfQxEUITxcSVHx5hAH7ubQrnb8rKsrKxg4ADMthz68, MD5:29:2e:4f:50:1d:0f:b3:ed:05:53:3d:33:f2:27:75:e2

DSA

-

ECDSA

SHA256:aVFgpNCckUiYn6aXP2ygUESpc+QU0mwBHVPY5vkzR/Q, MD5:78:49:dc:5d:8c:ed:80:04:95:4c:b2:2f:e9:c2:82:35

ED25519

SHA256:gAT2UEvDK6sgJRkbiXfZELcUM6ImP/+XnmIZJBKe3pY, MD5:89:c3:e9:07:e4:c0:91:fd:93:ca:d0:e1:43:e8:af:80

See also

SSH host key list

Non-distribution packages and modifications

Todo

document OIDC demo application installation

Risk assessments on critical packages

The Puppet agent package and a few dependencies are installed from the official Puppet APT repository because the versions in Debian are too old to use modern Puppet features.

Critical Configuration items

Keys and X.509 certificates

<service_x> configuration

Tasks

Changes

Planned

Todo

install OIDC demo application

Additional documentation

See also