Digital Infrastructure of the YOU(th) CARE initiative¶

• A dedicated server has been deployed to host the main services around the e-learning platform.
  It is hosted in a Hetzner datacenter located in Germany https://www.hetzner.com and managed by Traversées.

• Hardware profile : EX130-S model featuring a Intel Xeon Gold 5412U (RAM 256Gb, 24 cores) with two disks 3.84TB NVMe SSD (IPv4 162.55.20.209).
  If needed, a larger disk can be added on demand later. The same for memory capacities.

• Server configuration :

• Operating sytem: Debian 12
• ProxMox Virtual Environment (PVE 8.2)
• Disk geometry: RAID 1 with 2 common partition: /boot (ext3) and /boot/efi (esp); one partition with LVM with a unique Volume Group (vg0). The logical volumes within vg0 are root, swap and data.

• DNS registers

• The main DNS registers of youth-care.eu are managed by the YC team (Giulia Pugnana)
• The following domains have been created (beginning of August 2024):

• community.youth-care.eu > campus-yc.rio20.net (Moodle/Iomad in production mode)
• dev.campus.youth-care.eu > dev.campus-yc.rio20.net (Moodle/Iomad in development mode)
• meet.youth-care.eu > bbb-yc.rio20.net (Big Blue Blutton)
• video.youth-care.eu > peertube-yc.rio20.net (Peertube)
• kb.youth-care.eu > knowledge-base-yc.rio20.net (Redmine)

• Security

• PVE firewall and Fail2ban have been installed in the main PVE environment and all virtual servers.

• Backups

• Each services (virtual servers) will be backed up to the Cloud Storage of Hetzner.

• Stack of services

• Redmine (ticketing and knowledge base)
• Moodle and Iomad (multi-entities learning platform)
• Big Blue Button (advanced videoconferencing)
• Peertube (streaming and video on demand)
• Zabbix (server monitoring) (hosted in another Traversees server)
• Matrix/Discourse (messaging)
• Jitsi (videoconferencing)
• Matomo (web statistics) (hosted in another Traversees server)