gitee.com/mysnapcore/mysnapd@v0.1.0/interfaces/builtin/scsi_generic_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2021 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  	"fmt"
    24  
    25  	. "gopkg.in/check.v1"
    26  
    27  	"gitee.com/mysnapcore/mysnapd/dirs"
    28  	"gitee.com/mysnapcore/mysnapd/interfaces"
    29  	"gitee.com/mysnapcore/mysnapd/interfaces/apparmor"
    30  	"gitee.com/mysnapcore/mysnapd/interfaces/builtin"
    31  	"gitee.com/mysnapcore/mysnapd/interfaces/udev"
    32  	"gitee.com/mysnapcore/mysnapd/snap"
    33  	"gitee.com/mysnapcore/mysnapd/snap/snaptest"
    34  	"gitee.com/mysnapcore/mysnapd/testutil"
    35  )
    36  
    37  type ScsiGenericInterfaceSuite struct {
    38  	iface    interfaces.Interface
    39  	slotInfo *snap.SlotInfo
    40  	slot     *interfaces.ConnectedSlot
    41  	plugInfo *snap.PlugInfo
    42  	plug     *interfaces.ConnectedPlug
    43  }
    44  
    45  var _ = Suite(&ScsiGenericInterfaceSuite{
    46  	iface: builtin.MustInterface("scsi-generic"),
    47  })
    48  
    49  func (s *ScsiGenericInterfaceSuite) SetUpTest(c *C) {
    50  	var mockPlugSnapInfoYaml = `name: other
    51  version: 1.0
    52  apps:
    53   app:
    54    command: foo
    55    plugs: [scsi-generic]
    56  `
    57  	s.slotInfo = &snap.SlotInfo{
    58  		Snap:      &snap.Info{SuggestedName: "core", SnapType: snap.TypeOS},
    59  		Name:      "scsi-generic",
    60  		Interface: "scsi-generic",
    61  	}
    62  	s.slot = interfaces.NewConnectedSlot(s.slotInfo, nil, nil)
    63  	snapInfo := snaptest.MockInfo(c, mockPlugSnapInfoYaml, nil)
    64  	s.plugInfo = snapInfo.Plugs["scsi-generic"]
    65  	s.plug = interfaces.NewConnectedPlug(s.plugInfo, nil, nil)
    66  }
    67  
    68  func (s *ScsiGenericInterfaceSuite) TestName(c *C) {
    69  	c.Assert(s.iface.Name(), Equals, "scsi-generic")
    70  }
    71  
    72  func (s *ScsiGenericInterfaceSuite) TestSanitizeSlot(c *C) {
    73  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.slotInfo), IsNil)
    74  }
    75  
    76  func (s *ScsiGenericInterfaceSuite) TestSanitizePlug(c *C) {
    77  	c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
    78  }
    79  
    80  func (s *ScsiGenericInterfaceSuite) TestUsedSecuritySystems(c *C) {
    81  	// connected plugs have a non-nil security snippet for apparmor
    82  	apparmorSpec := &apparmor.Specification{}
    83  	err := apparmorSpec.AddConnectedPlug(s.iface, s.plug, s.slot)
    84  	c.Assert(err, IsNil)
    85  	c.Assert(apparmorSpec.SecurityTags(), DeepEquals, []string{"snap.other.app"})
    86  	c.Assert(apparmorSpec.SnippetForTag("snap.other.app"), testutil.Contains, "/dev/sg[0-9]* rw")
    87  }
    88  
    89  func (s *ScsiGenericInterfaceSuite) TestUDevSpec(c *C) {
    90  	udevSpec := &udev.Specification{}
    91  	c.Assert(udevSpec.AddConnectedPlug(s.iface, s.plug, s.slot), IsNil)
    92  	c.Assert(udevSpec.Snippets(), HasLen, 2)
    93  	c.Assert(udevSpec.Snippets(), testutil.Contains, `# scsi-generic
    94  KERNEL=="sg[0-9]*", TAG+="snap_other_app"`)
    95  	c.Assert(udevSpec.Snippets(), testutil.Contains, fmt.Sprintf(`TAG=="snap_other_app", RUN+="%v/snap-device-helper $env{ACTION} snap_other_app $devpath $major:$minor"`, dirs.DistroLibExecDir))
    96  }
    97  
    98  func (s *ScsiGenericInterfaceSuite) TestInterfaces(c *C) {
    99  	c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
   100  }
   101  
   102  func (s *ScsiGenericInterfaceSuite) TestStaticInfo(c *C) {
   103  	si := interfaces.StaticInfoOf(s.iface)
   104  	c.Assert(si.ImplicitOnCore, Equals, true)
   105  	c.Assert(si.ImplicitOnClassic, Equals, true)
   106  	c.Assert(si.Summary, Equals, `allows access to SCSI generic driver devices`)
   107  	c.Assert(si.BaseDeclarationSlots, testutil.Contains, "scsi-generic")
   108  }