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Setting up your own VPN
(lemmy.fmhy.ml)
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this post was submitted on 19 Jul 2023
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You can run tailscale client on the host, not in a container. Then for the domain names, create a DNS record either in the public DNS (or I think you can do it in the internal tailscale DNS) that points a wildcard for your subdomains (*.domain.com) to the IP of the container host within the tailnet. Do "tailscale --status" on any device joined to the tailnet to see the IP addresses inside the tailnet. Then all of the devices will make their DNS request to either your upstream DNS or the internal one, they get the response back that they need to send their http request to the container host within the tailnet, it sends on the default 80 or 443 ports for http and https respectively, and then your reverse proxy handles the rest.
hi, i finally found some time to dig into this. Oddly, I think I got a functioning setup, although it did a bit differently in the end. If you may, please advise if I indeed reached completion, or I have it set suboptimal.
Open for any suggestions on this hacked attempt.
Update: yes found an issue. I can only access the services with tailscale enabled. I suspect the rewrite is causing an inproper pass through without the tunnel, as that the tailscale ip cannot be reached.
Update 2: I changed to rewrite to the local ip address instead, similar to 192.168.68.110. I think it works now when accessing within the local network without tunnel and externally with the tunnel.
Seems like you got it to work, I'm not sure about traefik requiring that cname for ssl, our setup does not. But yes the way we've done it does require that tailscale is always enabled. Even when on lan. If you've managed to setup both LAN and tailscale connections for one thing that's pretty cool.