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

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2017 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/snap"
    29  	"github.com/snapcore/snapd/snap/snaptest"
    30  	"github.com/snapcore/snapd/testutil"
    31  )
    32  
    33  type ThumbnailerServiceInterfaceSuite struct {
    34  	iface           interfaces.Interface
    35  	coreSlotInfo    *snap.SlotInfo
    36  	coreSlot        *interfaces.ConnectedSlot
    37  	classicSlotInfo *snap.SlotInfo
    38  	classicSlot     *interfaces.ConnectedSlot
    39  	plugInfo        *snap.PlugInfo
    40  	plug            *interfaces.ConnectedPlug
    41  }
    42  
    43  var _ = Suite(&ThumbnailerServiceInterfaceSuite{
    44  	iface: builtin.MustInterface("thumbnailer-service"),
    45  })
    46  
    47  func (s *ThumbnailerServiceInterfaceSuite) SetUpTest(c *C) {
    48  	// a thumbnailer slot on a thumbnailer snap
    49  	const thumbnailerServiceMockCoreSlotSnapInfoYaml = `name: thumbnailer-service
    50  version: 1.0
    51  apps:
    52   app:
    53    command: foo
    54    slots: [thumbnailer-service]
    55  `
    56  	// a thumbnailer-service slot on the core snap (as automatically added on classic)
    57  	const thumbnailerServiceMockClassicSlotSnapInfoYaml = `name: core
    58  version: 0
    59  type: os
    60  slots:
    61   thumbnailer-service:
    62    interface: thumbnailer-service
    63  `
    64  	const mockPlugSnapInfo = `name: client
    65  version: 1.0
    66  apps:
    67   app:
    68    command: foo
    69    plugs: [thumbnailer-service]
    70  `
    71  	// thumbnailer-service snap with thumbnailer-service slot on an core/all-snap install.
    72  	snapInfo := snaptest.MockInfo(c, thumbnailerServiceMockCoreSlotSnapInfoYaml, nil)
    73  	s.coreSlotInfo = snapInfo.Slots["thumbnailer-service"]
    74  	s.coreSlot = interfaces.NewConnectedSlot(s.coreSlotInfo, nil, nil)
    75  	// thumbnailer-service slot on a core snap in a classic install.
    76  	snapInfo = snaptest.MockInfo(c, thumbnailerServiceMockClassicSlotSnapInfoYaml, nil)
    77  	s.classicSlotInfo = snapInfo.Slots["thumbnailer-service"]
    78  	s.classicSlot = interfaces.NewConnectedSlot(s.classicSlotInfo, nil, nil)
    79  
    80  	plugSnap := snaptest.MockInfo(c, mockPlugSnapInfo, nil)
    81  	s.plugInfo = plugSnap.Plugs["thumbnailer-service"]
    82  	s.plug = interfaces.NewConnectedPlug(s.plugInfo, nil, nil)
    83  }
    84  
    85  func (s *ThumbnailerServiceInterfaceSuite) TestName(c *C) {
    86  	c.Check(s.iface.Name(), Equals, "thumbnailer-service")
    87  }
    88  
    89  func (s *ThumbnailerServiceInterfaceSuite) TestUsedSecuritySystems(c *C) {
    90  	// connected slots have a non-nil security snippet for apparmor
    91  	apparmorSpec := &apparmor.Specification{}
    92  	err := apparmorSpec.AddConnectedSlot(s.iface, s.plug, s.coreSlot)
    93  	c.Assert(err, IsNil)
    94  	c.Assert(apparmorSpec.SecurityTags(), DeepEquals, []string{"snap.thumbnailer-service.app"})
    95  	c.Assert(apparmorSpec.SnippetForTag("snap.thumbnailer-service.app"), testutil.Contains, `interface=com.canonical.Thumbnailer`)
    96  
    97  	// slots have no permanent snippet on classic
    98  	apparmorSpec = &apparmor.Specification{}
    99  	err = apparmorSpec.AddConnectedSlot(s.iface, s.plug, s.classicSlot)
   100  	c.Assert(err, IsNil)
   101  	c.Assert(apparmorSpec.SecurityTags(), HasLen, 0)
   102  
   103  	// slots have a permanent non-nil security snippet for apparmor
   104  	apparmorSpec = &apparmor.Specification{}
   105  	err = apparmorSpec.AddPermanentSlot(s.iface, s.coreSlotInfo)
   106  	c.Assert(err, IsNil)
   107  	c.Assert(apparmorSpec.SecurityTags(), DeepEquals, []string{"snap.thumbnailer-service.app"})
   108  	c.Assert(apparmorSpec.SnippetForTag("snap.thumbnailer-service.app"), testutil.Contains, `member={RequestName,ReleaseName,GetConnectionCredentials}`)
   109  }
   110  
   111  func (s *ThumbnailerServiceInterfaceSuite) TestSlotGrantedAccessToPlugFiles(c *C) {
   112  	apparmorSpec := &apparmor.Specification{}
   113  	err := apparmorSpec.AddConnectedSlot(s.iface, s.plug, s.coreSlot)
   114  	c.Assert(err, IsNil)
   115  	c.Assert(apparmorSpec.SecurityTags(), DeepEquals, []string{"snap.thumbnailer-service.app"})
   116  	snippet := apparmorSpec.SnippetForTag("snap.thumbnailer-service.app")
   117  	c.Check(snippet, testutil.Contains, `@{INSTALL_DIR}/client/**`)
   118  	c.Check(snippet, testutil.Contains, `@{HOME}/snap/client/**`)
   119  	c.Check(snippet, testutil.Contains, `/var/snap/client/**`)
   120  }
   121  
   122  func (s *ThumbnailerServiceInterfaceSuite) TestInterfaces(c *C) {
   123  	c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
   124  }