github.com/bugraaydogar/snapd@v0.0.0-20210315170335-8c70bb858939/interfaces/builtin/network_setup_observe.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2016 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package builtin
    21  
    22  const networkSetupObserveSummary = `allows read access to netplan configuration`
    23  
    24  const networkSetupObserveBaseDeclarationSlots = `
    25    network-setup-observe:
    26      allow-installation:
    27        slot-snap-type:
    28          - core
    29      deny-auto-connection: true
    30  `
    31  
    32  const networkSetupObserveConnectedPlugAppArmor = `
    33  # Description: Can read netplan configuration files
    34  
    35  # Allow use of the netplan binary from the base snap. With this interface, this 
    36  # is expected to be able to only get information about the current network 
    37  # configuration and not generate or apply it like is allowed with 
    38  # network-setup-control.
    39  /usr/sbin/netplan ixr,
    40  # core18+ has /usr/sbin/netplan as a symlink to this script
    41  /usr/share/netplan/netplan.script ixr,
    42  # netplan related files
    43  /usr/share/netplan/ r,
    44  /usr/share/netplan/** r,
    45  
    46  # Netplan uses busctl internally, so allow using that as well
    47  /usr/bin/busctl ixr,
    48  
    49  /etc/netplan/{,**} r,
    50  /etc/network/{,**} r,
    51  /etc/systemd/network/{,**} r,
    52  
    53  /run/systemd/network/{,**} r,
    54  /run/NetworkManager/conf.d/{,**} r,
    55  /run/udev/rules.d/ r,
    56  /run/udev/rules.d/[0-9]*-netplan-* r,
    57  
    58  #include <abstractions/dbus-strict>
    59  
    60  # Allow use of Netplan Info API, used to get information on available netplan
    61  # features and version
    62  dbus (send)
    63      bus=system
    64      interface=io.netplan.Netplan
    65      path=/io/netplan/Netplan
    66  	member=Info
    67  	peer=(label=unconfined),
    68  
    69  `
    70  
    71  func init() {
    72  	registerIface(&commonInterface{
    73  		name:                  "network-setup-observe",
    74  		summary:               networkSetupObserveSummary,
    75  		implicitOnCore:        true,
    76  		implicitOnClassic:     true,
    77  		baseDeclarationSlots:  networkSetupObserveBaseDeclarationSlots,
    78  		connectedPlugAppArmor: networkSetupObserveConnectedPlugAppArmor,
    79  	})
    80  }