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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2016-2017 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package builtin
const openglSummary = `allows access to OpenGL stack`
const openglBaseDeclarationSlots = `
opengl:
allow-installation:
slot-snap-type:
- core
`
const openglConnectedPlugAppArmor = `
# Description: Can access opengl.
# specific gl libs
/var/lib/snapd/lib/gl{,32}/ r,
/var/lib/snapd/lib/gl{,32}/** rm,
# Bi-arch distribution nvidia support
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcuda*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnvidia*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnvoptix*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}tls/libnvidia*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnvcuvid.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}lib{GL,GLESv1_CM,GLESv2,EGL}*nvidia.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libGLdispatch.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}vdpau/libvdpau_nvidia.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnv{rm,dc,imp,os}*.so{,.*} rm,
# CUDA libs
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnpp{c,ig,ial,icc,idei,ist,if,im,itc}*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcublas{,Lt}*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcufft.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcusolver.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcuparse.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcurand.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libcudnn{,_adv_infer,_adv_train,_cnn_infer,_cnn_train,_ops_infer,_ops_train}*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnvrtc{,-builtins}*.so{,.*} rm,
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}libnvToolsExt.so{,.*} rm,
# Support reading the Vulkan ICD files
/var/lib/snapd/lib/vulkan/ r,
/var/lib/snapd/lib/vulkan/** r,
/var/lib/snapd/hostfs/usr/share/vulkan/icd.d/*nvidia*.json r,
# Support reading the GLVND EGL vendor files
/var/lib/snapd/lib/glvnd/ r,
/var/lib/snapd/lib/glvnd/** r,
/var/lib/snapd/hostfs/usr/share/glvnd/egl_vendor.d/ r,
/var/lib/snapd/hostfs/usr/share/glvnd/egl_vendor.d/*nvidia*.json r,
# Support Nvidia EGL external platform
/var/lib/snapd/hostfs/usr/share/egl/egl_external_platform.d/ r,
/var/lib/snapd/hostfs/usr/share/egl/egl_external_platform.d/*nvidia*.json r,
# Main bi-arch GL libraries
/var/lib/snapd/hostfs/{,usr/}lib{,32,64,x32}/{,@{multiarch}/}{,nvidia*/}lib{GL,GLU,GLESv1_CM,GLESv2,EGL,GLX}.so{,.*} rm,
# Allow access to all cards since a) this is common on hybrid systems, b) ARM
# devices commonly have two devices (such as on the Raspberry Pi 4, one for KMS
# and another that does not) and c) there is nothing saying that /dev/dri/card0
# is the default card or the application is currently using.
/dev/dri/ r,
/dev/dri/card[0-9]* rw,
# nvidia
/etc/vdpau_wrapper.cfg r,
@{PROC}/driver/nvidia/params r,
@{PROC}/modules r,
/dev/nvidia* rw,
unix (send, receive) type=dgram peer=(addr="@nvidia[0-9a-f]*"),
# VideoCore/EGL (shared device with VideoCore camera)
/dev/vchiq rw,
# VideoCore Video decoding (required for accelerated MMAL video playback)
/dev/vcsm-cma rw,
# va-api
/dev/dri/renderD[0-9]* rw,
# cuda
@{PROC}/sys/vm/mmap_min_addr r,
@{PROC}/devices r,
/sys/devices/system/memory/block_size_bytes r,
/sys/module/tegra_fuse/parameters/tegra_* r,
unix (bind,listen) type=seqpacket addr="@cuda-uvmfd-[0-9a-f]*",
/{dev,run}/shm/cuda.* rw,
/dev/nvhost-* rw,
/dev/nvmap rw,
# Tegra display driver
/dev/tegra_dc_ctrl rw,
/dev/tegra_dc_[0-9]* rw,
# OpenCL ICD files
/etc/OpenCL/vendors/ r,
/etc/OpenCL/vendors/** r,
# Parallels guest tools 3D acceleration (video toolgate)
@{PROC}/driver/prl_vtg rw,
# /sys/devices
/sys/devices/{,*pcie-controller/}pci[0-9a-f]*/**/config r,
/sys/devices/{,*pcie-controller/}pci[0-9a-f]*/**/revision r,
/sys/devices/{,*pcie-controller/}pci[0-9a-f]*/**/{,subsystem_}class r,
/sys/devices/{,*pcie-controller/}pci[0-9a-f]*/**/{,subsystem_}device r,
/sys/devices/{,*pcie-controller/}pci[0-9a-f]*/**/{,subsystem_}vendor r,
/sys/devices/**/drm{,_dp_aux_dev}/** r,
# FIXME: this is an information leak and snapd should instead query udev for
# the specific accesses associated with the above devices.
/sys/bus/pci/devices/ r,
/sys/bus/platform/devices/soc:gpu/ r,
/run/udev/data/+drm:card* r,
/run/udev/data/+pci:[0-9a-f]* r,
/run/udev/data/+platform:soc:gpu* r,
# FIXME: for each device in /dev that this policy references, lookup the
# device type, major and minor and create rules of this form:
# /run/udev/data/<type><major>:<minor> r,
# For now, allow 'c'haracter devices and 'b'lock devices based on
# https://www.kernel.org/doc/Documentation/devices.txt
/run/udev/data/c226:[0-9]* r, # 226 drm
# From https://bugs.launchpad.net/snapd/+bug/1862832
/run/nvidia-xdriver-* rw,
unix (send, receive) type=dgram peer=(addr="@var/run/nvidia-xdriver-*"),
`
// Some nvidia modules don't use sysfs (therefore they can't be udev tagged) and
// will be added by snap-confine.
var openglConnectedPlugUDev = []string{
`SUBSYSTEM=="drm", KERNEL=="card[0-9]*"`,
`KERNEL=="vchiq"`,
`KERNEL=="vcsm-cma"`,
`KERNEL=="renderD[0-9]*"`,
`KERNEL=="nvhost-*"`,
`KERNEL=="nvmap"`,
`KERNEL=="tegra_dc_ctrl"`,
`KERNEL=="tegra_dc_[0-9]*"`,
}
func init() {
registerIface(&commonInterface{
name: "opengl",
summary: openglSummary,
implicitOnCore: true,
implicitOnClassic: true,
baseDeclarationSlots: openglBaseDeclarationSlots,
connectedPlugAppArmor: openglConnectedPlugAppArmor,
connectedPlugUDev: openglConnectedPlugUDev,
})
}
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