forked from snapcore/snapd
/
alsa.go
69 lines (58 loc) · 1.78 KB
/
alsa.go
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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 alsaSummary = `allows access to raw ALSA devices`
const alsaBaseDeclarationSlots = `
alsa:
allow-installation:
slot-snap-type:
- core
deny-auto-connection: true
`
const alsaConnectedPlugAppArmor = `
# Description: Allow access to raw ALSA devices.
/dev/snd/ r,
/dev/snd/* rw,
/run/udev/data/c116:[0-9]* r, # alsa
/run/udev/data/+sound:card[0-9]* r,
# Allow access to the alsa state dir
/var/lib/alsa/{,*} r,
# Allow access to alsa /proc entries
@{PROC}/asound/ r,
@{PROC}/asound/** rw,
`
var alsaConnectedPlugUDev = []string{
`KERNEL=="controlC[0-9]*"`,
`KERNEL=="hwC[0-9]*D[0-9]*"`,
`KERNEL=="pcmC[0-9]*D[0-9]*[cp]"`,
`KERNEL=="midiC[0-9]*D[0-9]*"`,
`KERNEL=="timer"`,
`KERNEL=="seq"`,
`SUBSYSTEM=="sound", KERNEL=="card[0-9]*"`,
}
func init() {
registerIface(&commonInterface{
name: "alsa",
summary: alsaSummary,
implicitOnCore: true,
implicitOnClassic: true,
baseDeclarationSlots: alsaBaseDeclarationSlots,
connectedPlugAppArmor: alsaConnectedPlugAppArmor,
connectedPlugUDev: alsaConnectedPlugUDev,
})
}