Miguel Palhas
55 lines
2.7 KiB
Nix
55 lines
2.7 KiB
Nix
_:
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# Sunshine as a remote desktop. Same wlr-screencopy capture as
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# features/gaming/sunshine.nix, minus its NVIDIA workarounds: no cudaSupport
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# (virtio-gpu has no NVENC, so this software-encodes) and no uhid rule.
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#
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# First run: https://<host>:47990 to set web-UI credentials, then pair Moonlight.
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{
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# Sunshine opens /dev/dri/renderD* once per encoder probe and never closes
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# them — ~973 fds against the 1024 default. Mesa then cannot dlopen the GBM
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# driver ("Too many open files"), capture falls back to a broken path, and
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# moonlight shows a black, artefacted picture rather than any error.
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systemd.user.services.sunshine.serviceConfig.LimitNOFILE = 65536;
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services.sunshine = {
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enable = true;
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autoStart = true;
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openFirewall = true;
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capSysAdmin = true; # kms capture reads the scanout framebuffer via DRM
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settings = {
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# MUST be set. Auto-probe tries portalgrab first, and
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# xdg-desktop-portal-hyprland implements no RemoteDesktop interface — the
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# probe then hangs forever instead of falling back, so sunshine never
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# binds its ports and the unit sits "active" doing nothing.
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#
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# "kms", not "wlr": the wlr backend takes wlr-screencopy's dmabuf path,
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# which on this virtio-gpu returns empty buffers — sunshine encodes a flat
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# frame (~50-byte P-frames) and every client shows black, with no error on
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# either side. grim still works because it uses the shm path, and sunshine
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# exposes no way to force shm.
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#
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# "wlr", not "wlgrab": wlgrab is the name that backend logs under, but it
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# is not accepted as a value — sunshine rejects it with "Unable to
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# initialize capture method", then still starts and binds its ports with
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# no encoder, so the failure only shows up as a 503 in moonlight.
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capture = "kms";
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# The web UI is only reachable over the network here — there is no local
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# browser — and sunshine CSRF-rejects any origin but localhost unless it
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# is listed. Both addresses: .250.1 now, .10.2 after the IP handover.
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#
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# Bare comma-separated, NOT a JSON array: sunshine splits this on commas
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# and never strips brackets or quotes, so "[...]" makes every entry fail
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# its starts_with("https://") check.
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csrf_allowed_origins = "https://10.7.250.1:47990,https://10.7.10.2:47990";
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# At the default 20, sunshine's FEC mangles large frames and moonlight
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# draws horizontal bands over an otherwise-fine stream — no error on
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# either side, and the network shows 0% loss. konishi carries the same
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# workaround in its hand-written ~/.config/sunshine/sunshine.conf.
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fec_percentage = 1;
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};
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};
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}
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