github.com/bugraaydogar/snapd@v0.0.0-20210315170335-8c70bb858939/interfaces/builtin/process_control_test.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_test
    21  
    22  import (
    23  	. "gopkg.in/check.v1"
    24  
    25  	"github.com/snapcore/snapd/interfaces"
    26  	"github.com/snapcore/snapd/interfaces/apparmor"
    27  	"github.com/snapcore/snapd/interfaces/builtin"
    28  	"github.com/snapcore/snapd/interfaces/seccomp"
    29  	"github.com/snapcore/snapd/snap"
    30  	"github.com/snapcore/snapd/snap/snaptest"
    31  	"github.com/snapcore/snapd/testutil"
    32  )
    33  
    34  type ProcessControlInterfaceSuite struct {
    35  	iface    interfaces.Interface
    36  	slotInfo *snap.SlotInfo
    37  	slot     *interfaces.ConnectedSlot
    38  	plugInfo *snap.PlugInfo
    39  	plug     *interfaces.ConnectedPlug
    40  }
    41  
    42  const procctlMockPlugSnapInfoYaml = `name: other
    43  version: 1.0
    44  apps:
    45   app2:
    46    command: foo
    47    plugs: [process-control]
    48  `
    49  
    50  var _ = Suite(&ProcessControlInterfaceSuite{
    51  	iface: builtin.MustInterface("process-control"),
    52  })
    53  
    54  func (s *ProcessControlInterfaceSuite) SetUpTest(c *C) {
    55  	s.slotInfo = &snap.SlotInfo{
    56  		Snap:      &snap.Info{SuggestedName: "core", SnapType: snap.TypeOS},
    57  		Name:      "process-control",
    58  		Interface: "process-control",
    59  	}
    60  	s.slot = interfaces.NewConnectedSlot(s.slotInfo, nil, nil)
    61  	plugSnap := snaptest.MockInfo(c, procctlMockPlugSnapInfoYaml, nil)
    62  	s.plugInfo = plugSnap.Plugs["process-control"]
    63  	s.plug = interfaces.NewConnectedPlug(s.plugInfo, nil, nil)
    64  }
    65  
    66  func (s *ProcessControlInterfaceSuite) TestName(c *C) {
    67  	c.Assert(s.iface.Name(), Equals, "process-control")
    68  }
    69  
    70  func (s *ProcessControlInterfaceSuite) TestSanitizeSlot(c *C) {
    71  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.slotInfo), IsNil)
    72  }
    73  
    74  func (s *ProcessControlInterfaceSuite) TestSanitizePlug(c *C) {
    75  	c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
    76  }
    77  
    78  func (s *ProcessControlInterfaceSuite) TestUsedSecuritySystems(c *C) {
    79  	// connected plugs have a non-nil security snippet for apparmor
    80  	apparmorSpec := &apparmor.Specification{}
    81  	err := apparmorSpec.AddConnectedPlug(s.iface, s.plug, s.slot)
    82  	c.Assert(err, IsNil)
    83  	c.Assert(apparmorSpec.SecurityTags(), DeepEquals, []string{"snap.other.app2"})
    84  	c.Assert(apparmorSpec.SnippetForTag("snap.other.app2"), testutil.Contains, "capability sys_resource")
    85  
    86  	seccompSpec := &seccomp.Specification{}
    87  	err = seccompSpec.AddConnectedPlug(s.iface, s.plug, s.slot)
    88  	c.Assert(err, IsNil)
    89  	c.Assert(seccompSpec.SecurityTags(), DeepEquals, []string{"snap.other.app2"})
    90  	c.Check(seccompSpec.SnippetForTag("snap.other.app2"), testutil.Contains, "sched_setaffinity\n")
    91  }
    92  
    93  func (s *ProcessControlInterfaceSuite) TestInterfaces(c *C) {
    94  	c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
    95  }