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Spreed standalone signaling server
aka HPB (High Performance Backend) is now available as OpenSource.
It is composed from following services:
- Spreed backend (it is REST api service) which control everything
- NATS (Messaging server)
-
- CoTURN server (act as STUN/TURN)
Notes for dockerized solution:
- It is using direct
host
network because large ranges of ports are needed (RTP/TURN) and Docker port forwarding proxy performance is poor. - Using one shared
host
network let detect already used ports when 2 services can opens ports with overlaping ranges:- Janus WebRTC opens listening ports on any range (it can be limited in janus.jcfg or cmd line argument)
- TURN also opens listening ports 49152-65535 (range required by RFC)
behind NAT
Port forwarding is needed:
- Spreed backend HTTP port 3080 (set in server.conf) neeeds to be rev proxied with SSL to external IP with attached domain
- STUN/TURN UDP/TCP port 3478
- CoTURN UDP/TCP ports 49152-65535 (range required by RFC)
- Janus WebRTC ports 20000-40000 (set by cmd line argument
-r 20000-40000
)
NextCloud setup
- Settigns –> Talk
- STUN servers
signaling.example.com:3478
- TURN servers
signaling.example.com:3478
- set [Turn API KEY] (set in
server.conf
in section[turn]
secret=
- Signaling servers
- check
Validate SSL certificate
- Shared secret: [Nextcloud-Secret-Key] (set in
server.conf
in section[backend]
secret=