VR - Revision history

Laggron42: Update bwrap.patch

2026-05-04T20:01:31Z

Update bwrap.patch

← Older revision		Revision as of 20:01, 4 May 2026
Line 238:		Line 238:
	}}		}}
	{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c
	index ~~69d319b~~..~~02e117d~~ 100644		index e05f697..504512a 100644
	--- a/bubblewrap.c		--- a/bubblewrap.c
	+++ b/bubblewrap.c		+++ b/bubblewrap.c
	@@ -~~876~~,13 +~~876~~,6 @@ acquire_privs (void)		@@ -791,13 +791,6 @@ acquire_privs (void)
	/* ~~Keep~~ only ~~the required capabilities for setup~~ */		/* Historically we supported this, but now we only do user namespaces */
	~~set_required_caps~~ ();		die ("setuid use of bubblewrap is not supported");
	}		}
	- else if (real_uid != 0 && has_caps ())		- else if (real_uid != 0 && has_caps ())
Line 255:		Line 255:
	{		{
	/* If our uid is 0, default to inheriting all caps; the caller		/* If our uid is 0, default to inheriting all caps; the caller
	}}		\|name=\|lang=}}

	<translate>		<translate>

Sapphire: Remove services.wivrn.defaultRuntime from example configuration, WiVRn manages the active runtime configuration itself and having it set this way will hang apps if a headset is not connected

2026-03-24T16:19:58Z

Remove services.wivrn.defaultRuntime from example configuration, WiVRn manages the active runtime configuration itself and having it set this way will hang apps if a headset is not connected

← Older revision		Revision as of 16:19, 24 March 2026
Line 139:		Line 139:
	enable = true;		enable = true;
	openFirewall = true;		openFirewall = true;

	~~# Write information to /etc/xdg/openxr/1/active_runtime.json, VR applications~~
	~~# will automatically read this and work with WiVRn (Note: This does not currently~~
	~~# apply for games run in Valve's Proton)~~
	~~defaultRuntime = true;~~

	# Run WiVRn as a systemd service on startup		# Run WiVRn as a systemd service on startup

Chrisrnj at 15:06, 9 March 2026

2026-03-09T15:06:57Z

← Older revision		Revision as of 15:06, 9 March 2026
Line 243:		Line 243:
	}}		}}
	{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c
	index ~~8322ea0~~..~~4e20262~~ 100644		index 69d319b..02e117d 100644
	--- a/bubblewrap.c		--- a/bubblewrap.c
	+++ b/bubblewrap.c		+++ b/bubblewrap.c
	@@ -~~868~~,13 +~~868~~,6 @@ acquire_privs (void)		@@ -876,13 +876,6 @@ acquire_privs (void)
	/* Keep only the required capabilities for setup */		/* Keep only the required capabilities for setup */
	set_required_caps ();		set_required_caps ();

Ravoyax: Fix spelling mistakes

2025-11-03T20:32:32Z

Fix spelling mistakes

← Older revision		Revision as of 20:32, 3 November 2025
Line 152:		Line 152:

	# You should use the default configuration (which is no configuration), as that works the best out of the box.		# You should use the default configuration (which is no configuration), as that works the best out of the box.
	# However, if you need to configure something see https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md for configuration ~~opteins andhttps~~://mynixos.com/nixpkgs/option/services.wivrn.config.json for an example configuration.		# However, if you need to configure something see https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md for configuration options and https://mynixos.com/nixpkgs/option/services.wivrn.config.json for an example configuration.
	};\|name=configuration.nix\|lang=nix}}		};\|name=configuration.nix\|lang=nix}}

Ravoyax: Removed the default configuration for WiVRn as it might cause problems and the moderator on the Linux VR Adventures said it's better to use no config: https://discord.com/channels/1065291958328758352/1225819663024259082/1435000987248230504

2025-11-03T20:30:12Z

Removed the default configuration for WiVRn as it might cause problems and the moderator on the Linux VR Adventures said it's better to use no config: https://discord.com/channels/1065291958328758352/1225819663024259082/1435000987248230504

@@ Line 151: / Line 151: @@
    package = (pkgs.wivrn.override { cudaSupport = true; });
-   # Config for WiVRn (https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md)
+   # You should use the default configuration (which is no configuration), as that works the best out of the box.
-  config = {
+  # However, if you need to configure something see https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md for configuration opteins andhttps://mynixos.com/nixpkgs/option/services.wivrn.config.json for an example configuration.
-    enable = true;
+};|name=configuration.nix|lang=nix}}
 <translate>

Krutonium: Show how to enable nvenc/GPU encoding

2025-10-19T03:11:39Z

Show how to enable nvenc/GPU encoding

← Older revision		Revision as of 03:11, 19 October 2025
Line 147:		Line 147:
	# Run WiVRn as a systemd service on startup		# Run WiVRn as a systemd service on startup
	autoStart = true;		autoStart = true;

			# If you're running this with an nVidia GPU and want to use GPU Encoding (and don't otherwise have CUDA enabled system wide), you need to override the cudaSupport variable.
			package = (pkgs.wivrn.override { cudaSupport = true; });

	# Config for WiVRn (https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md)		# Config for WiVRn (https://github.com/WiVRn/WiVRn/blob/master/docs/configuration.md)

Ardenet: Marked this version for translation

2025-10-10T14:35:01Z

Marked this version for translation

← Older revision		Revision as of 14:35, 10 October 2025
Line 233:		Line 233:
	It is also possible to just patch amdgpu and build it as an out-of-tree module, as described in [[Linux_kernel#Patching_a_single_In-tree_kernel_module]]		It is also possible to just patch amdgpu and build it as an out-of-tree module, as described in [[Linux_kernel#Patching_a_single_In-tree_kernel_module]]

	=== Patching bubblewrap to allow capabilities ===		=== Patching bubblewrap to allow capabilities === <!--T:43-->

			<!--T:44-->
	By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly.		By modifying the bubblewrap binary used for running Steam, you can allow processes in that FHS environment to acquire capabilities. This removes the need for patching the kernel directly.
	</translate>		</translate>

	{{Warning\|<translate>This circumvents an intended security mechanism in bubblewrap, and allows all other software launched by steam, or running via steam-run to acquire these capabilities as well.</translate>}}		{{Warning\|<translate><!--T:45--> This circumvents an intended security mechanism in bubblewrap, and allows all other software launched by steam, or running via steam-run to acquire these capabilities as well.</translate>}}

	{{file\|/etc/nixos/configuration.nix\|nix\|3=programs.steam = let		{{file\|/etc/nixos/configuration.nix\|nix\|3=programs.steam = let
Line 278:		Line 279:

	<translate>		<translate>
			<!--T:46-->
	as an additional change, you may also need to replace Steam's own bwrap binary with a symbolic link to this modified bwrap binary, found at <code>~/.local/share/Steam/ubuntu12_32/steam-runtime/usr/libexec/steam-runtime-tools-0/srt-bwrap</code>.		as an additional change, you may also need to replace Steam's own bwrap binary with a symbolic link to this modified bwrap binary, found at <code>~/.local/share/Steam/ubuntu12_32/steam-runtime/usr/libexec/steam-runtime-tools-0/srt-bwrap</code>.

			<!--T:47-->
	Steam will periodically replace this modification with its own binary when steam-runtime updates, so you may need to re-apply this change if it breaks.		Steam will periodically replace this modification with its own binary when steam-runtime updates, so you may need to re-apply this change if it breaks.

Line 294:		Line 297:

	{{Commands\|		{{Commands\|
	# <translate>Run wlx-overlay-s and replace any running instance</translate>		# <translate><!--T:48--> Run wlx-overlay-s and replace any running instance</translate>
	$ wlx-overlay-s --replace}}		$ wlx-overlay-s --replace}}

Line 303:		Line 306:
	* [https://lvra.gitlab.io Linux VR Adventures Wiki]		* [https://lvra.gitlab.io Linux VR Adventures Wiki]

			<!--T:49-->
	[[Category:Video]]		[[Category:Video]]
	[[Category:Hardware]]		[[Category:Hardware]]

Ardenet: Adjust tranlate tag's placement

2025-10-10T14:33:46Z

Adjust tranlate tag's placement

Show changes

FalsePattern: /* Patching bubblewrap to allow capabilities */code snippet tidy

2025-10-08T14:31:33Z

Patching bubblewrap to allow capabilities: code snippet tidy

← Older revision		Revision as of 14:31, 8 October 2025
Line 256:		Line 256:
	});		});
	in {		in {
	enable = true;		enable = true;
	package = pkgs.steam.override {		package = pkgs.steam.override {
	buildFHSEnv = (args: ((pkgs.buildFHSEnv.override {		buildFHSEnv = (args: ((pkgs.buildFHSEnv.override {
	bubblewrap = patchedBwrap;		bubblewrap = patchedBwrap;
	}) (args // {		}) (args // {
	extraBwrapArgs = (args.extraBwrapArgs or []) ++ [ "--cap-add ALL" ];		extraBwrapArgs = (args.extraBwrapArgs or []) ++ [ "--cap-add ALL" ];
	})));		})));
	};
	};		};
	}		};
	}}		}}
	{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c		{{file\|/etc/nixos/bwrap.patch\|diff\|3=diff --git a/bubblewrap.c b/bubblewrap.c

FalsePattern: /* SteamVR */SteamVR: Added bubblewrap capabilities security restriction bypass guide as an alternative for patching the amdgpu driver

2025-10-08T14:29:17Z

SteamVR: SteamVR: Added bubblewrap capabilities security restriction bypass guide as an alternative for patching the amdgpu driver

@@ Line 206: / Line 206: @@
 <!--T:24-->
-{{Note|Steam is run in a bubblewrap-based FHS environment. This environment runs Steam in a user namespace, which prevents it from using any capabilities or setuid binaries. This means that asynchronous reprojection can not be used on NixOS, without patching the kernel to remove these restrictions completely. See this [https://github.com/NixOS/nixpkgs/issues/217119 Nixpkgs issue]}}
+{{Note|Steam is run in a bubblewrap-based FHS environment. This environment runs Steam in a user namespace, which prevents it from using any capabilities or setuid binaries. This means that asynchronous reprojection can not be used on NixOS, without patching the kernel to remove these restrictions completely, or modifying the bubblewrap binary used for running Steam to remove these capability protections. Both of these workarounds come with their own security tradeoffs. See this [https://github.com/NixOS/nixpkgs/issues/217119 Nixpkgs issue]}}
 </translate>
@@ Line 244: / Line 244: @@
 <translate>
 == wlx-overlay-s == <!--T:31-->