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authorVincent Ambo <tazjin@google.com>2020-04-04T01·31+0100
committerVincent Ambo <tazjin@google.com>2020-04-04T01·36+0100
commitd2d7385833db890414519ee329847af38df12ffc (patch)
tree57ed1c23e371c7f68d7d5870b56ec94ffe54e6a2
parent0473307f8763c60e88948bed5313affa1aabdfba (diff)
feat(ops/nixos/nugget): Add module for v4l2loopback support r/615
This kernel module creates a fake video input device to which I can
stream various things, such as screen grabs or qyliss' video stream
for TVL.
-rw-r--r--ops/nixos/modules/v4l2loopback.nix12
-rw-r--r--ops/nixos/nugget/default.nix1
2 files changed, 13 insertions, 0 deletions
diff --git a/ops/nixos/modules/v4l2loopback.nix b/ops/nixos/modules/v4l2loopback.nix
new file mode 100644
index 000000000000..636b2ff6cf27
--- /dev/null
+++ b/ops/nixos/modules/v4l2loopback.nix
@@ -0,0 +1,12 @@
+{ config, lib, pkgs, ... }:
+
+{
+  boot = {
+    extraModulePackages = [ config.boot.kernelPackages.v4l2loopback ];
+    kernelModules = [ "v4l2loopback" ];
+    extraModprobeConfig = ''
+      options v4l2loopback exclusive_caps=1
+    '';
+  };
+}
+
diff --git a/ops/nixos/nugget/default.nix b/ops/nixos/nugget/default.nix
index 6d8c67cca247..e774eb64f413 100644
--- a/ops/nixos/nugget/default.nix
+++ b/ops/nixos/nugget/default.nix
@@ -16,6 +16,7 @@ config: let
 in depot.lib.fix(self: {
   imports = [
     ../modules/tailscale.nix
+    ../modules/v4l2loopback.nix
   ];
 
   hardware = {